阅读说明：本技术 电连接器及其制造方法 (Electric connector and manufacturing method thereof ) 是由 黄常伟 金左锋 于 2021-08-09 设计创作，主要内容包括：本发明公开了一种电连接器的制造方法,其特征在于,包括如下步骤：步骤1：提供一金属板材裁切形成多个基部及连接基部的预焊接区；步骤2：提供多个导电件,将导电件焊接至预焊接区；步骤3：依据导电件于预焊接区的位置做参考裁切形成多个弹臂,导电端子主要由基部、至少一弹臂和至少一导电件构成；步骤4：绝缘本体在多个导电端子上一体注塑成型,绝缘本体形成让位空间,弹臂和导电件显露于上下贯穿的让位空间中；步骤5：通过裁切形成多个导电端子,至少部分导电端子两两之间相互分离不接触,此时电连接器制造完成,第一电子元件和第二电子元件通过抵接弹臂和导电件于让位空间内上下变形和位移,用以将第一电子元件的信号传输至第二电子元件。(The invention discloses a manufacturing method of an electric connector, which is characterized by comprising the following steps: step 1: providing a metal plate for cutting to form a plurality of base parts and a pre-welding area for connecting the base parts; step 2: providing a plurality of conductive pieces, and welding the conductive pieces to the pre-welding area; and step 3: cutting the conductive part into a plurality of elastic arms by referring to the position of the conductive part in the pre-welding area, wherein the conductive terminal mainly comprises a base part, at least one elastic arm and at least one conductive part; and 4, step 4: the insulating body is integrally injection-molded on the conductive terminals, the insulating body forms an abdicating space, and the elastic arm and the conductive piece are exposed in the abdicating space which penetrates up and down; and 5: the plurality of conductive terminals are formed by cutting, at least part of the conductive terminals are separated from each other and are not contacted, at the moment, the electric connector is manufactured, and the first electronic element and the second electronic element deform and displace up and down in the yielding space through the abutting elastic arm and the conductive piece so as to transmit the signal of the first electronic element to the second electronic element.)

1. A method for manufacturing an electrical connector for electrically connecting a first electronic component to a second electronic component, comprising the steps of:

step 1: providing a metal plate, cutting the metal plate to form a plurality of base parts and at least one pre-welding area connected with each base part;

step 2: providing a plurality of conductive members, and welding at least one conductive member to one pre-welding area;

and step 3: cutting to form a plurality of elastic arms according to the positions of the conductive pieces on the pre-welding areas as reference, wherein at least one elastic arm is connected with the base part, the conductive pieces are welded at one end of the elastic arm far away from the base part, one end of the elastic arm far away from the base part is a free end, and a conductive terminal mainly comprises the base part, at least one elastic arm and at least one conductive piece;

and 4, step 4: forming an insulating body on the conductive terminal by means of integral injection molding, wherein the base part is covered and fixed by the insulating body, the elastic arm and the conductive piece are exposed out of the insulating body, and step 4 can be located between step 1 and step 2, the base part is covered and fixed by the insulating body, and the pre-welding area is exposed out of the insulating body, or step 4 can be located between step 2 and step 3, the base part is covered and fixed by the insulating body, and the conductive piece and the pre-welding area are exposed out of the insulating body;

and 5: and cutting to form a plurality of conductive terminals, wherein at least part of the conductive terminals are separated from each other and are not contacted with each other, and the electric connector is manufactured, wherein the conductive parts are used for electrically contacting the first electronic element, and the first electronic element drives the elastic arms to deform while pressing the conductive parts to move so as to transmit signals of the first electronic element to the second electronic element, and the step 5 is carried out after the step 4.

2. The method as claimed in claim 1, wherein in step 3, the cut elastic arm has a first elastic arm and a second elastic arm, the first elastic arm and the second elastic arm are connected to the same base and extend along opposite directions of two sides of the base, the first elastic arm is welded and fixed with only one conductive member, the second elastic arm is welded and fixed with only another conductive member, the two conductive members are staggered in the up-down direction, in step 5, the first electronic component presses down one conductive member to displace and drive the first elastic arm to deform, the second electronic component abuts against the other conductive member to displace and drive the second elastic arm to deform, and the displacement directions of the two conductive members are opposite.

3. The method as claimed in claim 1, wherein in step 3, two conductive members are welded and fixed to each of the spring arms, one of the conductive members is welded and fixed to a front surface of the spring arm, the other conductive member is welded and fixed to a back surface of the spring arm, the two conductive members are staggered in an up-down direction, in step 5, the second electronic component first abuts against one of the conductive members to displace and drive the spring arm to deform, and the first electronic component then presses the other conductive member to displace and drive the spring arm to deform, wherein the displacement directions of the two conductive members are opposite.

4. The method of claim 1, wherein in step 1, said sheet metal material is cut to form a tail portion at an end of said base portion remote from said pre-bonding area, in step 3, a conductive terminal is mainly composed of said base portion, at least one said resilient arm, at least one said conductive member and one said tail portion, in step 4, said tail portion is not covered and fixed by said insulative body, in step 5, said free end of one said conductive terminal is cut off from said tail portion of another adjacent said conductive terminal, and a space is formed in said tail portion of another said conductive terminal to receive said free end, or in step 1, said tail portion of one said pre-bonding area connected to another adjacent said pre-bonding area is cut off, and a space is formed in said tail portion of another said pre-bonding area to receive one said pre-bonding area, or in step 3, the tail part of one elastic arm connected with the free end of the other adjacent elastic arm is cut off, and an avoiding space is formed at the tail part of the other elastic arm to accommodate the free end.

5. The method of claim 1, wherein in step 1, said metal plate is cut to form a tail portion at an end of said base portion away from said pre-bonding area, in step 3, a conductive terminal is mainly composed of a base portion, at least one spring arm, at least one conductive member and a tail portion, in step 4, said tail portion is not covered and fixed by said insulating body, after step 4, a plurality of solder bodies are provided, each solder body is soldered to each tail portion, in step 5, said solder bodies are used to solder said tail portion directly downward to said second electronic component, or in step 4 to step 5, said tail portion is soldered directly to said second electronic component through said solder bodies.

6. The method of claim 1, wherein in step 4, the insulative housing is formed with a space for providing a relief during injection molding, and the elastic arm and the conductive member are exposed in the space for providing a relief extending vertically through the insulative housing, and in step 5, the first electronic component and the second electronic component are abutted against the elastic arm and the conductive member to deform and displace vertically in the space for providing a relief.

7. A method for manufacturing an electrical connector for electrically connecting a first electronic component to a second electronic component, comprising the steps of:

step 1: providing a metal plate, cutting the metal plate to form a plurality of base parts and at least one pre-welding area connected with each base part;

step 2: cutting a plurality of said pre-weld areas to form a plurality of spring arms, at least one of said spring arms being attached to a said base, said spring arm being free at an end remote from said base, or step 2 being located in step 1 while cutting;

and step 3: providing a plurality of conductive posts, and welding at least one conductive post at one end of the elastic arm far away from the base part, wherein one conductive post mainly comprises the base part, at least one elastic arm and at least one conductive post;

and 4, step 4: forming an insulating body on the conductive terminal by means of integral injection molding, wherein the base is covered and fixed by the insulating body, the elastic arm and the conductive column are exposed out of the insulating body, and step 4 can be located between step 1 and step 2, the base is covered and fixed by the insulating body, and the pre-welding area is exposed out of the insulating body, or step 4 can be located between step 2 and step 3, the base is covered and fixed by the insulating body, and the elastic arm is exposed out of the insulating body;

and 5: and cutting to form a plurality of conductive terminals, wherein at least part of the conductive terminals are separated from each other and are not in contact with each other, and the electric connector is manufactured, wherein the conductive columns are used for electrically contacting the first electronic element, and the first electronic element drives the elastic arms to deform while pressing the conductive columns to move so as to transmit signals of the first electronic element to the second electronic element, and the step 5 is carried out after the step 4.

8. The method according to claim 7, wherein in step 2, the cut elastic arm has a first elastic arm and a second elastic arm, the first elastic arm and the second elastic arm are connected to the same base and extend along opposite directions of two sides of the base, in step 3, the first elastic arm is welded and fixed with only one conductive post, the second elastic arm is welded and fixed with only another conductive post, the two conductive posts are staggered in the up-down direction, in step 5, the first electronic component presses down one conductive post to displace and drive the first elastic arm to deform, and the second electronic component presses up the other conductive post to displace and drive the second elastic arm to deform, the displacement directions of the two conductive posts are opposite.

9. The method according to claim 7, wherein in step 3, two of the conductive posts are soldered to a same elastic arm, one of the conductive posts is soldered to a front surface of the free end, the other one of the conductive posts is soldered to a back surface of the free end, the two conductive posts are staggered in an up-down direction, in step 5, the second electronic component first abuts one of the conductive posts to displace and drive the elastic arm to deform, and the first electronic component then presses the other one of the conductive posts to displace and drive the elastic arm to deform, wherein the displacement directions of the two conductive posts are opposite.

10. The method of claim 7, wherein in step 1, said metal plate is cut to form a tail portion at an end of said base portion away from said pre-bonding area, in step 3, a conductive terminal is mainly composed of said base portion, at least one said elastic arm, at least one said conductive post and said tail portion, in step 4, said tail portion is not covered and fixed by said insulating body, in step 5, said free end of one said conductive terminal is cut off from said tail portion of another adjacent said conductive terminal, and a space is formed at said tail portion of another said conductive terminal to receive said free end, or in step 1, one said pre-bonding area is cut off from said tail portion connected to another adjacent said pre-bonding area, and a space is formed at said tail portion connected to another said pre-bonding area to receive one said pre-bonding area, or in step 2, the tail part of one elastic arm connected with the free end of the other adjacent elastic arm is cut off, and an avoiding space is formed at the tail part of the other elastic arm to accommodate the free end.

11. The method as claimed in claim 7, wherein in step 1, the metal plate is cut to form a tail portion at an end of the base portion away from the pre-bonding area, in step 3, a conductive terminal is mainly composed of a base portion, at least one elastic arm, at least one conductive post and a tail portion, in step 4, the tail portion is not covered and fixed by the insulating body, after step 4, a plurality of solder bodies are provided, each solder body is soldered to each tail portion, in step 5, the solder bodies are used to directly solder the tail portion to the second electronic component downward, or directly in steps 4 to 5, the tail portion is soldered to the second electronic component through the solder bodies.

12. The method according to claim 7, wherein in step 4, the insulation body is formed with a space during injection molding, and the elastic arm and the conductive post are exposed in the space penetrating the insulation body, and in step 5, the first electronic component and the second electronic component abut against the elastic arm and the conductive post to deform and displace up and down in the space.

13. An electrical connector for electrically connecting a first electronic component to a second electronic component, comprising:

the insulation body is provided with a plurality of accommodating grooves, and each accommodating groove is internally provided with a yielding space;

the insulating body and the conductive terminals are integrally formed in an injection molding mode; each conductive terminal is provided with a base part, at least one elastic arm integrally connected with the base part and at least one conductive column welded at one end of the elastic arm far away from the base part, the base part is fixed in the insulating body, the elastic arm and the conductive column are exposed in the abdicating space, and one end of the elastic arm far away from the base part is a free end;

the conductive column is provided with a welding part and a contact part integrally connected with the welding part, the welding part is welded and fixed at the free end, the first electronic element is used for abutting against the contact part to move towards the direction close to the second electronic element and drive the elastic arm to deform in the yielding space.

14. The electrical connector of claim 13, wherein the elastic arm has a first elastic arm and a second elastic arm, the first elastic arm and the second elastic arm are connected to the same base and extend along opposite directions of two sides of the base, the first elastic arm is only welded and fixed with one conductive post, the second elastic arm is only welded and fixed with another conductive post, the two conductive posts are staggered in the vertical direction, the first electronic component presses down one conductive post to displace and drive the first elastic arm to deform toward the yielding space, the second electronic component first abuts up one conductive post to displace and drive the second elastic arm to deform toward the yielding space, and the displacement directions of the two conductive posts are opposite.

15. The electrical connector as claimed in claim 13, wherein two of the conductive posts are fixed to the same elastic arm by soldering, one of the conductive posts is fixed to the front surface of the free end by soldering, the other of the conductive posts is fixed to the back surface of the free end by soldering, the two conductive posts are staggered in the vertical direction, the second electronic component first abuts against one of the conductive posts to displace and drive the elastic arm to deform, the first electronic component then presses the other conductive post downwards to displace and drive the elastic arm to deform, and the displacement directions of the two conductive posts are opposite.

16. The electrical connector of claim 13, wherein said plurality of conductive terminals includes at least one signal terminal and at least one ground terminal that are adjacent and spaced apart from each other, said base portion of said signal terminal defining a relief space adjacent said free end of said ground terminal, said free end being at least partially disposed in said relief space.

17. The electrical connector of claim 13, wherein said conductive terminal further has a tail portion extending from an end of said base portion remote from said spring arm, each of said tail portions being soldered to a solder body, said solder body being adapted to be soldered directly down to said second electrical component.

[ technical field ] A method for producing a semiconductor device

The present invention relates to an electrical connector and a method for manufacturing the same, and more particularly, to an electrical connector for electrically connecting a first electronic component and a second electronic component and a method for manufacturing the same.

[ background of the invention ]

An electric connector, each terminal accommodation hole in the shell accommodates a conductive terminal, the conductive terminal is manufactured into a letter S shape by bending a metal plate, the conductive terminal comprises a first elastic arm used for connecting a first electronic element, a second elastic arm used for connecting a second electronic element and a base part used for connecting the first elastic arm and the second elastic arm, the first elastic arm is provided with a first contact part bent downwards, the first contact part is exposed out of the terminal accommodation hole and used for directly abutting against the first electronic element, the second elastic arm is provided with a second contact part bent upwards, and the second contact part is exposed out of the terminal accommodation hole and used for directly abutting against the second electronic element.

In the above structure, there are the following problems:

1. since the electrical connector generally adopts the insertion assembly method to fix the conductive terminals in the terminal accommodating holes, and the elastic arms need to be bent to form the contact portions to abut against the abutting elements, the assembly and the formation process of the elastic arms are complicated.

2. In order to ensure that the elastic arm can extend out of the terminal accommodating hole and contact the butt joint element, the elastic arm must keep a certain length, so that the forward force of the elastic arm abutting the butt joint element is insufficient, the butt joint element needs to apply a larger force for better abutting the elastic arm, the elastic arm is easy to fatigue, and the service life of the electric connector is shortened.

Therefore, there is a need for a new electrical connector and method of making the same to overcome the above problems.

[ summary of the invention ]

In view of the above-mentioned problems, it is an object of the present invention to provide an electrical connector and a method for manufacturing the same, in which a conductive post is soldered on a spring arm to contact an electronic component, so that the spring arm has sufficient forward force to contact the electronic component and the fatigue loss of the spring arm can be reduced while the spring arm is formed in a simple process and does not need to be assembled with an insulating body.

In order to achieve the purpose, the invention adopts the following technical means:

a method for manufacturing an electrical connector for electrically connecting a first electronic component to a second electronic component, comprising the steps of: step 1: providing a metal plate, cutting the metal plate to form a plurality of base parts and at least one pre-welding area connected with each base part; step 2: providing a plurality of conductive members, and welding at least one conductive member to one pre-welding area; and step 3: cutting to form a plurality of elastic arms according to the positions of the conductive pieces on the pre-welding areas as reference, wherein at least one elastic arm is connected with the base part, the conductive pieces are welded at one end of the elastic arm far away from the base part, one end of the elastic arm far away from the base part is a free end, and a conductive terminal mainly comprises the base part, at least one elastic arm and at least one conductive piece; and 4, step 4: forming an insulating body on the conductive terminal by means of integral injection molding, wherein the base part is covered and fixed by the insulating body, the elastic arm and the conductive piece are exposed out of the insulating body, and step 4 can be located between step 1 and step 2, the base part is covered and fixed by the insulating body, and the pre-welding area is exposed out of the insulating body, or step 4 can be located between step 2 and step 3, the base part is covered and fixed by the insulating body, and the conductive piece and the pre-welding area are exposed out of the insulating body; and 5: and cutting to form a plurality of conductive terminals, wherein at least part of the conductive terminals are separated from each other and are not contacted with each other, and the electric connector is manufactured, wherein the conductive parts are used for electrically contacting the first electronic element, and the first electronic element drives the elastic arms to deform while pressing the conductive parts to move so as to transmit signals of the first electronic element to the second electronic element, and the step 5 is carried out after the step 4.

Furthermore, in step 3, the cut elastic arm has a first elastic arm and a second elastic arm, the first elastic arm and the second elastic arm are connected to the same base and extend along opposite directions of two sides of the base, the first elastic arm is only welded and fixed with one conductive piece, the second elastic arm is only welded and fixed with the other conductive piece, the two conductive pieces are staggered in the vertical direction, in step 5, the first electronic component is downwards pressed and connected with one conductive piece to displace and drive the first elastic arm to deform, the second electronic component upwards abuts against the other conductive piece to displace and drive the second elastic arm to deform, and the displacement directions of the two conductive pieces are opposite.

Furthermore, in step 3, two conductive pieces are welded and fixed to each elastic arm formed by cutting, one conductive piece is welded and fixed to the front side of each elastic arm, the other conductive piece is welded and fixed to the back side of each elastic arm, the two conductive pieces are arranged in a staggered mode in the vertical direction, in step 5, the second electronic element is upwards abutted against one conductive piece to displace and drive each elastic arm to deform, the first electronic element is downwards pressed against the other conductive piece to displace and drive each elastic arm to deform, and the displacement directions of the two conductive pieces are opposite.

Further, in step 1, the metal plate is cut to form a tail portion at one end far away from the pre-welding area from the base portion, in step 3, a conductive terminal mainly comprises the base portion, at least one elastic arm, at least one conductive piece and the tail portion, in step 4, the tail portion is not covered and fixed by the insulating body, in step 5, the free end of one conductive terminal is cut off from the tail portion of another adjacent conductive terminal, and an avoiding space is formed at the tail portion of the other conductive terminal to accommodate the free end, or in step 1, the tail portion of one pre-welding area connected with the other adjacent pre-welding area is cut off, and an avoiding space is formed at the tail portion connected with the other pre-welding area to accommodate the one pre-welding area, or in step 3, the tail part of one elastic arm connected with the free end of the other adjacent elastic arm is cut off, and an avoiding space is formed at the tail part of the other elastic arm to accommodate the free end.

Further, in step 1, cutting the metal plate to form a tail portion at an end of the base portion away from the pre-soldering area, in step 3, a conductive terminal mainly includes a base portion, at least one elastic arm, at least one conductive member and a tail portion, in step 4, the tail portion is not covered and fixed by the insulating body, after step 4, providing a plurality of soldering bodies, and soldering each soldering body to each tail portion, in step 5, the soldering bodies are used to be soldered directly to the second electronic component downward, or directly in steps 4 to 5, the tail portion is soldered to the second electronic component directly through the soldering bodies.

Further, in step 4, an abdicating space is formed in the injection molding of the insulating body, the elastic arm and the conductive piece are exposed from the upper part and the lower part to penetrate through the abdicating space of the insulating body, and in step 5, the first electronic element and the second electronic element are abutted against the elastic arm and the conductive piece to deform and displace up and down in the abdicating space.

The other technical scheme is as follows:

a method for manufacturing an electrical connector for electrically connecting a first electronic component to a second electronic component, comprising the steps of: step 1: providing a metal plate, cutting the metal plate to form a plurality of base parts and at least one pre-welding area connected with each base part; step 2: cutting a plurality of said pre-weld areas to form a plurality of spring arms, at least one of said spring arms being attached to a said base, said spring arm being free at an end remote from said base, or step 2 being located in step 1 while cutting; and step 3: providing a plurality of conductive posts, and welding at least one conductive post at one end of the elastic arm far away from the base part, wherein one conductive post mainly comprises the base part, at least one elastic arm and at least one conductive post; and 4, step 4: forming an insulating body on the conductive terminal by means of integral injection molding, wherein the base is covered and fixed by the insulating body, the elastic arm and the conductive column are exposed out of the insulating body, and step 4 can be located between step 1 and step 2, the base is covered and fixed by the insulating body, and the pre-welding area is exposed out of the insulating body, or step 4 can be located between step 2 and step 3, the base is covered and fixed by the insulating body, and the elastic arm is exposed out of the insulating body; and 5: and cutting to form a plurality of conductive terminals, wherein at least part of the conductive terminals are separated from each other and are not in contact with each other, and the electric connector is manufactured, wherein the conductive columns are used for electrically contacting the first electronic element, and the first electronic element drives the elastic arms to deform while pressing the conductive columns to move so as to transmit signals of the first electronic element to the second electronic element, and the step 5 is carried out after the step 4.

Furthermore, in step 2, the cut elastic arm has a first elastic arm and a second elastic arm, the first elastic arm and the second elastic arm are connected to the same base and extend along opposite directions of two sides of the base, in step 3, the first elastic arm is only welded and fixed with one conductive post, the second elastic arm is only welded and fixed with another conductive post, the two conductive posts are staggered in the vertical direction, in step 5, the first electronic element is pressed downwards against one conductive post to displace and drive the first elastic arm to deform, the second electronic element is pressed upwards against the other conductive post to displace and drive the second elastic arm to deform, and the displacement directions of the two conductive posts are opposite.

Furthermore, in step 3, two of the conductive posts are welded to the same elastic arm, one of the conductive posts is welded and fixed to the front surface of the free end, the other of the conductive posts is welded and fixed to the back surface of the free end, the two conductive posts are arranged in a staggered manner in the vertical direction, in step 5, the second electronic element is firstly upwards abutted against one of the conductive posts to displace and drive the elastic arm to deform, and then the first electronic element is downwards pressed and connected with the other of the conductive posts to displace and drive the elastic arm to deform, wherein the displacement directions of the two conductive posts are opposite.

Further, in step 1, the metal plate is cut to form a tail portion at one end far away from the pre-welding area from the base portion, in step 3, a conductive terminal mainly comprises the base portion, at least one elastic arm, at least one conductive column and the tail portion, in step 4, the tail portion is not covered and fixed by the insulating body, in step 5, the free end of one conductive terminal is cut off from the tail portion of another adjacent conductive terminal, and an avoiding space is formed at the tail portion of another conductive terminal to accommodate the free end, or in step 1, the tail portion connected with one pre-welding area and another adjacent pre-welding area is cut off, and an avoiding space is formed at the tail portion connected with another pre-welding area to accommodate one pre-welding area, or in step 2, the tail part of one elastic arm connected with the free end of the other adjacent elastic arm is cut off, and an avoiding space is formed at the tail part of the other elastic arm to accommodate the free end.

Further, in step 1, the metal plate is cut to form a tail portion at an end of the base portion away from the pre-bonding area, in step 3, a conductive terminal mainly includes a base portion, at least one elastic arm, at least one conductive pillar, and a tail portion, in step 4, the tail portion is not covered and fixed by the insulating body, after step 4, a plurality of solder bodies are provided, and each solder body is soldered to each tail portion, in step 5, the solder body is used to be soldered directly to the second electronic element downward, or directly in steps 4 to 5, the tail portion is soldered to the second electronic element directly through the solder body.

Further, in step 4, an abdicating space is formed in the injection molding of the insulating body, the elastic arm and the conductive column are exposed from the upper part and the lower part to penetrate through the abdicating space of the insulating body, and in step 5, the first electronic element and the second electronic element are abutted against the elastic arm and the conductive column to deform and displace up and down in the abdicating space.

The other technical scheme is as follows:

an electrical connector for electrically connecting a first electronic component to a second electronic component, comprising: the insulation body is provided with a plurality of accommodating grooves, and each accommodating groove is internally provided with a yielding space; the insulating body and the conductive terminals are integrally formed in an injection molding mode; each conductive terminal is provided with a base part, at least one elastic arm integrally connected with the base part and at least one conductive column welded at one end of the elastic arm far away from the base part, the base part is fixed in the insulating body, the elastic arm and the conductive column are exposed in the abdicating space, and one end of the elastic arm far away from the base part is a free end; the conductive column is provided with a welding part and a contact part integrally connected with the welding part, the welding part is welded and fixed at the free end, the first electronic element is used for abutting against the contact part to move towards the direction close to the second electronic element and drive the elastic arm to deform in the yielding space.

Further, it has a first bullet arm and a second bullet arm to play the arm, first bullet arm with the second is played the arm and is connected same the basal portion and is followed the opposite direction in both sides of basal portion extends, first bullet arm only welded fastening has one lead electrical pillar, second bullet arm only welded fastening has another lead electrical pillar, two it staggers in upper and lower direction to lead electrical pillar, first electronic component is one to the downward crimping lead electrical pillar displacement and drive first bullet arm court warp in the space of stepping down, second electronic component makes progress butt one earlier lead electrical pillar displacement and drive second bullet arm court warp in the space of stepping down, wherein two the opposite direction of leading electrical pillar displacement.

Furthermore, two conductive columns are welded and fixed on the same elastic arm, one conductive column is welded and fixed on the front face of the free end, the other conductive column is welded and fixed on the back face of the free end, the two conductive columns are staggered in the vertical direction, the second electronic element is firstly upwards abutted against one conductive column to displace and drive the elastic arm to deform, the first electronic element is then downwards pressed and connected with the other conductive column to displace and drive the elastic arm to deform, and the displacement directions of the two conductive columns are opposite.

Furthermore, the plurality of conductive terminals comprise at least one signal terminal and at least one ground terminal which are adjacent and separated from each other, the base part of the signal terminal is provided with an avoiding space close to the free end of the ground terminal, and the free end is at least partially positioned in the avoiding space.

Furthermore, the conductive terminal also has a tail portion extending from one end of the base portion away from the elastic arm, each tail portion is soldered with a soldering body, and the soldering body is used for being directly soldered to the second electronic element downwards.

Compared with the prior art, the invention has the following beneficial effects:

the base parts and the elastic arms of the conductive terminals are formed by cutting the same metal plate, and then the electric connector is formed through injection molding, so that the elastic arm forming process is simple, and the elastic arm is not required to be assembled with the insulating body. Under the condition that the process is simple and the assembly is not needed, the conductive piece is welded and fixed on the elastic arm, the conductive piece is pressed through the electronic component to drive the elastic arm to deform, the length of the elastic arm is shorter than that of the first elastic arm with the bent first contact part in the background technology, only the elastic arm deforms, the conductive piece does not deform and only displaces, the conductive piece is guaranteed to have enough positive force to abut against the electronic component, the fatigue loss of the elastic arm can be reduced, and the stable contact state can be maintained while the permanent deformation is prevented.

[ description of the drawings ]

FIG. 1 is a schematic view of a cut metal sheet according to a first embodiment of the present invention;

fig. 2 is a schematic view of a welding conductor according to a first embodiment of the present invention;

FIG. 3 is a schematic view of a cutting pre-welded area to form a spring arm according to a first embodiment of the present invention;

FIG. 4 is a schematic view of a insert injection molding process according to a first embodiment of the present invention;

fig. 5 is a schematic view of an insulation body formed by a insert injection molding process according to a first embodiment of the present invention;

FIG. 6 is a top view of FIG. 5;

FIG. 7 is a top view of the cut connection of the first embodiment of the present invention;

FIG. 8 is a perspective view of FIG. 7;

FIG. 9 is a partial cross-sectional view taken along A-A of FIG. 7;

FIG. 10 is a schematic view of the electronic component of FIG. 9 mated therewith;

fig. 11 is a schematic view of an insulation body formed by a insert injection molding process according to a first embodiment of the present invention;

FIG. 12 is a schematic view of a cutting of a pre-welded area to form a spring arm according to the first embodiment of the present invention;

fig. 13 is a schematic view of an insulation body formed by a insert injection molding process according to a first embodiment of the present invention;

fig. 14 is a schematic view of an insulation body formed by insert injection molding according to a first embodiment of the present invention;

FIG. 15 is a top view of FIG. 14;

fig. 16 is a schematic view of an electrical connector according to a second embodiment of the present invention;

FIG. 17 is a schematic 180 degree flip view of FIG. 16;

FIG. 18 is a top view of FIG. 16;

FIG. 19 is a partial cross-sectional view taken along line B-B of FIG. 18;

FIG. 20 is a partial cross-sectional view taken along the line C-C of FIG. 18;

FIG. 21 is a schematic view of the electronic component of FIG. 19 mated therewith;

fig. 22 is a schematic view of an electrical connector according to a third embodiment of the present invention;

FIG. 23 is a schematic 180 degree flip view of FIG. 22;

FIG. 24 is a top view of FIG. 22;

FIG. 25 is a partial cross-sectional view taken along D-D of FIG. 24;

fig. 26 is a schematic view of the electronic component of fig. 24 mated therewith;

fig. 27 is a schematic view of an electrical connector according to a fourth embodiment of the present invention;

FIG. 28 is a schematic 180 degree flip view of FIG. 27;

FIG. 29 is a top view of FIG. 27;

FIG. 30 is a partial cross-sectional view taken along direction E-E of FIG. 29;

FIG. 31 is a schematic view of the electronic component of FIG. 30 mated therewith;

detailed description of the embodiments reference is made to the accompanying drawings in which:

electrical connector 100	Insulating body 1	Storage tank 11
			Beam section 111	Abdicating space 112	Avoidance space 113
Conductive terminal 2	Grounding terminal 2G	Signal terminal 2S
			Base 21	Through-hole 211	Pre-weld zone 22'
Elastic arm 22	First elastic arm 221	Second elastic arm 222
			Free end 223	Conductive member 23	Welding part 231
Contact 232	Tail 24	Conductive plate 3
			Connecting part 4	Welding body 5	Through groove 6
Cutting groove 7	A first electronComponent 200	Second electronic component 300
			Metal plate 400	Mold 500	Mold core 501
Mold cavity 502

[ detailed description ] embodiments

For a better understanding of the objects, structure, features, and functions of the invention, reference should be made to the drawings and detailed description that follow.

As shown in fig. 1 to 31, the electrical connector 100 of the present invention defines a diagonal direction as a front-rear direction and a direction perpendicular to the diagonal direction and an up-down direction as a left-right direction.

As shown in fig. 1 to 15, a first embodiment of an electrical connector 100 according to the present invention is used for electrically connecting a first electronic component 200 to a second electronic component 300, wherein the first electronic component 200 is preferably a chip module, the second electronic component 300 is preferably a circuit board, and the electrical connector 100 includes an insulating body 1 and a plurality of conductive terminals 2 disposed in the insulating body 1 by insert molding (insert molding) process. The plurality of conductive terminals 2 include a plurality of ground terminals 2G and a plurality of signal terminals 2S for transmitting signals. In the present embodiment, the conductive terminals 2 and the conductive plate 3 are formed by cutting the same metal plate 400.

As shown in fig. 5 to 11, the insulation body 1 includes a plurality of receiving slots 11, each receiving slot 11 is provided with a beam portion 111 located in the middle of the receiving slot 11 and two abdicating spaces 112 separated by the beam portion 111, and the abdicating spaces 112 penetrate through the insulation body 1 in the vertical direction.

As shown in fig. 3 to 10, each of the conductive terminals 2 has a base 21, a first elastic arm 221 and a second elastic arm 222 integrally connected to the base 21, and two conductive members 23 respectively soldered to the first elastic arm 221 and the second elastic arm 222. In this embodiment, the conductive member 23 is a cylindrical conductive column, the base portion 21 is covered and fixed by the beam portion 111, the base portion 21 is provided with a through hole 211 penetrating through the base portion 21, and the through hole 211 is filled with a plastic material when the insulating body 1 is molded to reinforce and fix the base portion 21. The first elastic arm 221 and the second elastic arm 222 extend along two opposite sides of the base 21 and are exposed in different abdicating spaces 112 correspondingly. The ends of the first elastic arm 221 and the second elastic arm 222, which are far away from the base 21, are free ends 223, the two conductive members 23 are arranged in a staggered manner in the vertical direction, each conductive member 23 has a welding portion 231 welded and fixed to the free end 223 and a contact portion 232 integrally connected with the welding portion 231, and the two contact portions 232 are respectively used for abutting against the first electronic component 200 and the second electronic component 300. The first electronic component 200 is pressed downward one to contact the conductive member 23 and move to drive the first elastic arm 221 to move downward one to deform in the abdicating space 112, the second electronic component 300 is firstly pressed upward to abut against the other conductive member 23 to move and drive the second elastic arm 222 to move upward to deform in the abdicating space 112. In other embodiments, the conductive member 23 may also be a conductive block, a solder column or a solder ball.

As shown in fig. 7 to 9, the signal terminals 2S are electrically insulated from the conductive plate 3, and the ground terminal 2G is electrically connected to the conductive plate 3 by connecting portions 4. Two through grooves 6 are formed on two sides of the base 21 and between the conductive plate 3 and the plurality of connecting portions 4, and the through grooves 6 are filled with plastic material when the insulating body 1 is molded so as to reinforce and fix the base 21. The first elastic arm 221 and the second elastic arm 222 are respectively provided with a cutting groove 7 at the outer side thereof, and the plurality of connecting portions 4 separate the through groove 6 from the cutting groove 7. In other embodiments, all the conductive terminals 2, including the ground terminal 2G, are disconnected from the conductive plate 3 to maintain electrical insulation, so as to satisfy electrical performance required by different usage scenarios.

Referring to fig. 16 to 21, a second embodiment of the electrical connector 100 of the present invention includes an insulative housing 1, and a plurality of conductive terminals 2 disposed in the insulative housing 1 by insert molding (insert molding). The construction differs from the first embodiment only in that:

the insulation body 1 includes a plurality of receiving slots 11, each receiving slot 11 has a yielding space 112, and the yielding space 112 penetrates through the insulation body 1 in the vertical direction.

Each of the conductive terminals 2 has a base 21, a first elastic arm 221 and a second elastic arm 222 integrally connected with the base 21, two conductive members 23 respectively soldered to the first elastic arm 221 and the second elastic arm 222, and a tail 24 extending from one end of the base 21 away from the first elastic arm 221 and the second elastic arm 222. The first elastic arm 221 and the second elastic arm 222 extend along the same side of the base 21 and are exposed in the same abdicating space 112, and the tail portion 24 is not covered and fixed by the insulation body 1. The first electronic component 200 is pressed downward to move one of the conductive members 23 and drive the first elastic arm 221 to deform downward in the abdicating space 112, and the second electronic component 300 is firstly pressed upward to abut another of the conductive members 23 and drive the second elastic arm 222 to deform upward in the abdicating space 112.

For the same conductive terminal 2, the first elastic arm 221, the second elastic arm 222 and the tail portion 24 of the conductive terminal 2 are correspondingly exposed in the two front and back adjacent different receiving slots 11, in the two front and back adjacent conductive terminals 2, the tail portion 24 of the conductive terminal 2 located in front and the first elastic arm 221 and the second elastic arm 222 of the conductive terminal 2 located in back are exposed in the same receiving slot 11, the tail portion 24 of the conductive terminal 2 located in front is provided with an avoiding space 113 vertically penetrating through the insulating body 1, and the free end 223 part of the conductive terminal 2 located in back is located in the avoiding space 113 of the conductive terminal 2 located in front forward, so that the distance between the two adjacent conductive terminals 2 is reduced.

Referring to fig. 22 to 26, a third embodiment of an electrical connector 100 according to the present invention includes an insulative housing 1, and a plurality of conductive terminals 2 disposed in the insulative housing 1 by insert molding (insert molding). The configuration thereof differs from the second embodiment only in that:

each of the conductive terminals 2 has a base 21, a spring arm 22 integrally connected to the base 21, two conductive members 23 soldered to the spring arm 22, and a tail 24 extending from an end of the base 21 away from the spring arm 22. One end of the elastic arm 22 far away from the base 21 is a free end 223, one the conductive piece 23 is welded and fixed on the front surface of the free end 223, the other one the conductive piece 23 is welded and fixed on the back surface of the free end 223, two the conductive piece 23 is staggered and arranged in the up-down direction, the tail part 24 is not covered and fixed by the insulation body 1, the second electronic element 300 is firstly abutted to one upward to displace the conductive piece 23 and drive the elastic arm 22 to deform upward in the abdicating space 112, and the first electronic element 200 is then pressed to another downward to press the conductive piece 23 to displace and drive the elastic arm 22 to deform downward in the abdicating space 112.

For the same conductive terminal 2, the elastic arm 22 and the tail portion 24 thereof are correspondingly exposed in two different front and back adjacent receiving slots 11, in the two front and back adjacent conductive terminals 2, the tail portion 24 of the conductive terminal 2 located in front and the elastic arm 22 of the conductive terminal 2 located in back are exposed in the same receiving slot 11, the tail portion 24 of the conductive terminal 2 located in front is provided with an avoiding space 113 which vertically penetrates through the insulating body 1, and the free end 223 part of the conductive terminal 2 located in back is located forward in the avoiding space 113 of the conductive terminal 2 located in front, so that the distance between the two adjacent conductive terminals 2 is reduced.

Referring to fig. 27 to 31, a fourth embodiment of an electrical connector 100 according to the present invention includes an insulative housing 1, and a plurality of conductive terminals 2 disposed in the insulative housing 1 by insert molding (insert molding). The construction differs from the first embodiment only in that:

the insulation body 1 includes a plurality of receiving slots 11, each receiving slot 11 has a yielding space 112, and the yielding space 112 penetrates through the insulation body 1 in the vertical direction.

Each of the conductive terminals 2 has a base 21, an elastic arm 22 integrally connected with the base 21, a conductive member 23 welded to the elastic arm 22, and a tail 24 extending from an end of the base 21 away from the elastic arm 22, wherein an end of the elastic arm 22 away from the base 21 is a free end 223, the conductive member 23 is welded to the free end 223, the tail 24 is not covered and fixed by the insulating body 1, each tail 24 is welded to a welding body 5, the welding body 5 is used for being directly welded to the second electronic component 300 downwards, the second electronic component 300 is first welded to the welding body 5, and the first electronic component 200 is then pressed down against the conductive member 23 to displace and drive the elastic arm 22 to deform downwards in the abdicating space 112.

For the same conductive terminal 2, the elastic arm 22 and the tail portion 24 thereof are correspondingly exposed in the two different front and back adjacent receiving slots 11, and in the two front and back adjacent conductive terminals 2, the tail portion 24 of the conductive terminal 2 located in front and the elastic arm 22 of the conductive terminal 2 located in back are exposed in the same receiving slot 11.

As shown in fig. 1 to 10, the first manufacturing method of the first embodiment of the electrical connector 100 mainly includes the following steps:

step 1: as shown in fig. 1, a metal plate 400 is provided, the metal plate 400 is cut to form a plurality of bases 21 and two pre-welding areas 22' connecting two opposite sides of each base 21, the cut bases 21 are provided with a through hole 211 penetrating through the bases 21 and two through slots 6 located at two sides of the bases 21 and penetrating through the metal plate 400. The specific cutting method may be a stamping process which is conventional in the industry, or a fine cutting method such as laser cutting.

Step 2: as shown in fig. 2, a plurality of conductive members 23 are provided, two of the conductive members 23 are respectively welded to two of the pre-welding regions 22', the two conductive members 23 are arranged in a staggered manner in the vertical direction, and each of the conductive members 23 has a welding portion 231 and a contact portion 232 integrally connected to the welding portion 231.

And step 3: as shown in fig. 3, referring to the positions of the conductive members 23 at the pre-welding areas 22', a plurality of first elastic arms 221 and a plurality of second elastic arms 222 are cut and formed, the first elastic arms 221 and the second elastic arms 222 extend along two opposite sides of the base 21, a conductive terminal 2 mainly comprises the base 21, the first elastic arms 221, the second elastic arms 222 and two conductive members 23, one end of each of the first elastic arms 221 and the second elastic arms 222 away from the base 21 is a free end 223, and one welding part 231 is welded on each of the two free ends 223;

the cutting also forms two cutting grooves 7 penetrating the metal plate 400 and located at the outer sides of the first elastic arm 221 and the second elastic arm 222 and a plurality of connecting parts 4 connecting the same conductive terminal 2, wherein the connecting parts 4 are used for separating the through groove 6 from the cutting grooves 7.

And 4, step 4: as shown in fig. 4 to 6, after the cut metal plate material 400 is placed in a mold 500, the mold 500 has a plurality of mold cores 501 and a plurality of cavities 502, each mold core 501 simultaneously and correspondingly presses and positions a portion of the metal plate 400, correspondingly covers two cutting slots 7, one first elastic arm 221, one second elastic arm 222 and two conductive pieces 23, liquid plastic is injected into the cavity 502 by insert injection to form an insulating body 1 and a receiving groove 11, the receiving groove 11 is provided with a beam portion 111 located in the middle of the receiving groove 11, the beam portion 111 covers and fixes the base portion 21, and after the mold core 501 is removed, the receiving groove 11 is formed with two relief spaces 112 separated by the beam portion 111, the yielding space 112 penetrates through the insulation body 1 in the vertical direction, and the first elastic arm 221 and the second elastic arm 222 are exposed in two different yielding spaces 112. When the insulating body 1 is formed, the through hole 211 and the through groove 6 are filled with a plastic material to reinforce and fix the base 21.

And 5: as shown in fig. 7 to 10, some of the conductive terminals 2 are selected according to a predetermined function, all the connection portions 4 connected to the selected conductive terminals 2 are cut off to form a conductive plate 3, and the selected conductive terminals 2 are disconnected from the conductive plate 3 to form electrical insulation. The electric connector 100 is manufactured, the first electronic component 200 is pressed downward to press one of the conductive members 23 to displace in the abdicating space 112 and drive the first elastic arm 221 to deform downward, the second electronic component 300 is pressed upward to abut against the other of the conductive members 23 to displace in the abdicating space 112 and drive the second elastic arm 222 to deform upward, and the directions of displacement of the conductive members 23 are opposite to each other, so as to transmit the signal of the first electronic component 200 to the second electronic component 300. In the present embodiment, the selected conductive terminals 2 include only the signal terminals 2S. In other embodiments, all the conductive terminals 2, including the ground terminal 2G, are cut off from the connecting portion 4, and disconnected to maintain electrical insulation.

As shown in fig. 6 and 11, the second manufacturing method of the first embodiment of the electrical connector 100 differs from the first manufacturing method only in that:

and step 3: as shown in fig. 11, when the cut metal plate 400 is placed in a mold 500, the mold 500 has a plurality of mold cores 501 and a plurality of cavities 502, each mold core 501 simultaneously and correspondingly presses and positions a portion of the metal plate 400, correspondingly shields two pre-welding areas 22' and two conductive devices 23, and injects liquid plastic into the cavity 502 by insert injection to form an insulation body 1 and a receiving groove 11, the receiving groove 11 is provided with a cross beam portion 111 located in the middle of the receiving groove 11, the cross beam portion 111 covers and fixes the base portion 21, after the mold cores 501 are removed, the receiving groove 11 forms two abdicating spaces 112 separated by the cross beam portion 111, and the two conductive devices 23 are respectively exposed in the two different abdicating spaces 112. When the insulating body 1 is formed, the through hole 211 and the through groove 6 are filled with a plastic material to reinforce and fix the base 21.

And 4, step 4: as shown in fig. 6, referring to the positions of the conductive members 23 at the pre-welding areas 22', a plurality of first elastic arms 221 and a plurality of second elastic arms 222 are cut, the first elastic arms 221 and the second elastic arms 222 extend along two opposite sides of the base 21, a conductive terminal 2 mainly includes the base 21, the first elastic arms 221, the second elastic arms 222 and two conductive members 23, one end of each of the first elastic arms 221 and the second elastic arms 222 away from the base 21 is a free end 223, the two free ends 223 are welded with one welding portion 231, the abdicating space 112 penetrates through the insulating body 1 in the up-down direction, and the first elastic arms 221 and the second elastic arms 222 are respectively exposed in two different abdicating spaces 112.

The cutting also forms two cutting grooves 7 penetrating the metal plate 400 and located at the outer sides of the first elastic arm 221 and the second elastic arm 222 and a plurality of connecting parts 4 connecting the same conductive terminal 2, wherein the connecting parts 4 are used for separating the through groove 6 from the cutting grooves 7.

As shown in fig. 3 and 12, the third manufacturing method of the first embodiment of the electrical connector 100 differs from the first manufacturing method only in that:

step 2: as shown in fig. 12, cutting a plurality of said pre-weld regions 22' to form a plurality of first resilient arms 221 and a plurality of second resilient arms 222, said first resilient arms 221 and said second resilient arms 222 extending along opposite sides of said base 21, each of said first resilient arms 221 and said second resilient arms 222 being free ends 223 at ends remote from said base 21.

The cutting also forms two cutting grooves 7 penetrating the metal plate 400 and located at the outer sides of the first elastic arm 221 and the second elastic arm 222 and a plurality of connecting portions 4 connecting the same base 21, the connecting portions 4 being used for separating the through groove 6 from the cutting grooves 7. In other embodiments, step 2 is located in step 1 while cutting.

And step 3: as shown in fig. 3, a plurality of conductive members 23 are provided, two of the conductive members 23 are respectively welded to the first elastic arm 221 and the second elastic arm 222, a conductive terminal 2 is mainly composed of a base 21, the first elastic arm 221, the second elastic arm 222 and two of the conductive members 23, each of the conductive members 23 has a welding portion 231 and a contact portion 232 integrally connected to the welding portion 231, one of the welding portions 231 is welded to each of the two free ends 223, and the two conductive members 23 are arranged in a staggered manner in the vertical direction.

As shown in fig. 5, 6 and 13, the fourth manufacturing method of the first embodiment of the electrical connector 100 differs from the third manufacturing method only in that:

and step 3: as shown in fig. 13, after the cut metal plate 400 is placed in a mold 500, the mold 500 has a plurality of mold cores 501 and a plurality of cavities 502, each mold core 501 simultaneously and correspondingly presses and positions a portion of the metal plate 400, correspondingly covers two cutting grooves 7, one first elastic arm 221 and one second elastic arm 222, liquid plastic is injected into the cavity 502 by insert injection to form an insulating body 1 and a receiving groove 11, the receiving groove 11 is provided with a beam portion 111 located in the middle of the receiving groove 11, the beam portion 111 covers and fixes the base portion 21, and after the mold core 501 is removed, the receiving groove 11 is formed with two relief spaces 112 separated by the beam portion 111, the yielding space 112 penetrates through the insulation body 1 in the vertical direction, and the first elastic arm 221 and the second elastic arm 222 are respectively exposed in two different yielding spaces 112. When the insulating body 1 is formed, the through hole 211 and the through groove 6 are filled with a plastic material to reinforce and fix the base 21.

And 4, step 4: as shown in fig. 5 and 6, a plurality of conductive members 23 are provided, two of the conductive members 23 are respectively welded to the first elastic arm 221 and the second elastic arm 222, a conductive terminal 2 is mainly composed of a base 21, a first elastic arm 221, a second elastic arm 222 and two of the conductive members 23, each of the conductive members 23 has a welding portion 231 and a contact portion 232 integrally connected to the welding portion 231, one of the welding portions 231 is welded to each of the two free ends 223, and the two conductive members 23 are staggered in the up-down direction and respectively exposed to two different abdicating spaces 112.

As shown in fig. 13 to 15, the fifth manufacturing method of the first embodiment of the electrical connector 100 is different from the fourth manufacturing method only in that:

step 2: as shown in fig. 14 and fig. 15, the mold 500 has a plurality of mold cores 501 and a plurality of mold cavities 502, each mold core 501 simultaneously and correspondingly presses and positions a portion of the metal plate 400, correspondingly shields two pre-welding areas 22', and liquid plastic is injected into the mold cavity 502 by insert injection to form an insulating body 1 and a receiving groove 11, the receiving groove 11 is provided with a cross beam portion 111 located in the middle of the receiving groove 11, the base portion 21 is fixed by the cross beam portion 111 in a covering manner, after the mold core 501 is removed, the receiving groove 11 forms two abdicating spaces 112 separated by the cross beam portion 111, and the two pre-welding areas 22' are respectively exposed in the two different abdicating spaces 112. When the insulating body 1 is formed, the through hole 211 and the through groove 6 are filled with a plastic material to reinforce and fix the base 21.

And step 3: as shown in fig. 13, cutting a plurality of said pre-weld regions 22' to form a plurality of first resilient arms 221 and a plurality of second resilient arms 222, said first resilient arms 221 and said second resilient arms 222 extending along opposite sides of said base 21, each of said first resilient arms 221 and said second resilient arms 222 being free ends 223 at ends remote from said base 21. The yielding space 112 penetrates through the insulation body 1 in the vertical direction, and the first elastic arm 221 and the second elastic arm 222 are exposed in two different yielding spaces 112.

The cutting also forms two cutting grooves 7 penetrating the metal plate 400 and located at the outer sides of the first elastic arm 221 and the second elastic arm 222 and a plurality of connecting portions 4 connecting the same base 21, the connecting portions 4 being used for separating the through groove 6 from the cutting grooves 7.

As shown in fig. 6 and 11, the sixth manufacturing method of the first embodiment of the electrical connector 100 differs from the fifth manufacturing method only in that:

and step 3: as shown in fig. 11, a plurality of conductive members 23 are provided, two of the conductive members 23 are respectively soldered to two of the pre-soldering regions 22', each of the conductive members 23 has a soldering portion 231 and a contact portion 232 integrally connected to the soldering portion 231, and the two conductive members 23 are disposed in a staggered manner in the vertical direction and respectively exposed to two different abdicating spaces 112.

And 4, step 4: as shown in fig. 6, referring to the positions of the conductive members 23 at the pre-welding areas 22', a plurality of first elastic arms 221 and a plurality of second elastic arms 222 are cut, the first elastic arms 221 and the second elastic arms 222 extend along two opposite sides of the base 21, a conductive terminal 2 mainly includes the base 21, the first elastic arms 221, the second elastic arms 222 and two conductive members 23, one end of each of the first elastic arms 221 and the second elastic arms 222 away from the base 21 is a free end 223, the welding portion 231 is welded to each of the two free ends 223, the abdicating space 112 penetrates through the insulating body 1 in the up-down direction, and the first elastic arms 221 and the second elastic arms 222 are respectively exposed to the two abdicating spaces 112.

The cutting also forms two cutting grooves 7 penetrating the metal plate 400 and located at the outer sides of the first elastic arm 221 and the second elastic arm 222 and a plurality of connecting parts 4 connecting the same conductive terminal 2, wherein the connecting parts 4 are used for separating the through groove 6 from the cutting grooves 7.

As shown in fig. 16 to 21 and with reference to fig. 1 to 10, the first manufacturing method of the second embodiment of the electrical connector 100 mainly includes the following steps:

step 1: referring to fig. 1, a metal plate 400 is provided, and the metal plate 400 is cut to form a plurality of bases 21, a pre-welding area 22 'integrally connected to the bases 21, a tail 24 at an end of the bases 21 far from the pre-welding area 22', a through hole 211 penetrating the bases 21, and two through slots 6 located at two sides of the bases 21 and penetrating the metal plate 400. The specific cutting method may be a stamping process which is conventional in the industry, or a fine cutting method such as laser cutting.

Step 2: referring to fig. 2, a plurality of conductive members 23 are provided, two of the conductive members 23 are welded to one of the pre-welding regions 22', the two conductive members 23 are arranged in a staggered manner in the vertical direction, and each of the conductive members 23 has a welding portion 231 and a contact portion 232 integrally connected to the welding portion 231.

And step 3: referring to fig. 3, referring to the positions of the conductive members 23 at the pre-welding areas 22', a plurality of first elastic arms 221 and a plurality of second elastic arms 222 are cut, the first elastic arms 221 and the second elastic arms 222 extend along the same side of the base 21, a conductive terminal 2 mainly comprises the base 21, the first elastic arms 221, the second elastic arms 222, two conductive members 23 and the tail 24, one end of each of the first elastic arms 221 and the second elastic arms 222 away from the base 21 is a free end 223, and one welding part 231 is welded to each of the two free ends 223;

the cutting also forms a cutting groove 7 penetrating through the metal plate 400 and located at the outer side of the first elastic arm 221 and the second elastic arm 222, and a plurality of connecting parts 4 connecting the same conductive terminal 2, wherein the connecting parts 4 are used for separating the through groove 6 from the cutting groove 7.

And 4, step 4: referring to fig. 4 to 6, when the cut metal plate 400 is placed in a mold 500, the mold 500 has a plurality of mold cores 501 and a plurality of cavities 502, each mold core 501 simultaneously and correspondingly presses and positions a portion of the metal plate 400, correspondingly covers one cutting groove 7, one first elastic arm 221, one second elastic arm 222 and two conductive members 23, liquid plastic is injected into the cavity 502 by means of insert injection to form an insulation body 1 and a receiving groove 11, after the mold core 501 is removed, the receiving groove 11 forms an abdicating space 112, and the first elastic arm 221 and the second elastic arm 222 are exposed in the abdicating space 112 penetrating through the insulation body 1 in the up-down direction. When the insulating body 1 is formed, the through hole 211 and the through groove 6 are filled with a plastic material to reinforce and fix the base 21. The base portion 21 is covered and fixed by the insulating body 1, and the tail portion 24 is not covered and fixed by the insulating body 1. For the same conductive terminal 2 formed by cutting and welding, the first elastic arm 221, the second elastic arm 222 and the tail portion 24 are correspondingly exposed in two different accommodating grooves 11 adjacent in the front and back, and in the two conductive terminals 2 formed by cutting and welding in the front and back, the tail portion 24 of the conductive terminal 2 located in the front and the first elastic arm 221 and the second elastic arm 222 of the conductive terminal 2 located in the back are exposed in the same accommodating groove 11.

And 5: as shown in fig. 16 to 21 and fig. 7 to 10, some of the conductive terminals 2 are selected according to a predetermined function, all the connection portions 4 connected to the selected conductive terminals 2 are cut off to form a conductive plate 3, and the selected conductive terminals 2 are disconnected from the conductive plate 3 to form electrical insulation. In this embodiment, the tail portion 24 of the conductive terminal 2 located in front and the free end 223 of the conductive terminal 2 located in rear are cut off while the connecting portion 4 is cut off, an avoiding space 113 is formed in the tail portion 24 located in front, and the free end 223 of the conductive terminal 2 located in rear is partially located in front in the avoiding space 113 of the conductive terminal 2 located in front, so that the distance between two adjacent conductive terminals 2 is reduced. The electric connector 100 is manufactured, the first electronic component 200 is pressed downward to contact one of the conductive members 23 to displace in the abdicating space 112 and drive the first elastic arm 221 to deform downward, the second electronic component 300 is pressed upward to contact the other of the conductive members 23 to displace in the abdicating space 112 and drive the second elastic arm 222 to deform upward, and the two of the conductive members 23 displace in opposite directions, so as to transmit the signal of the first electronic component 200 to the second electronic component 300.

In other embodiments, in step 1, the tail portion 24 connected to the pre-welding area 22 'located at the front is cut off from the pre-welding area 22' located at the rear while the base portion 21 is cut, and an avoidance space 113 is formed at the front tail part 24, the rear pre-welding section 22' is partially positioned forward in the avoidance space 113 of the front tail part 24, or in step 3, the tail portion 24 of the conductive terminal 2 located at the front and the free end 223 of the conductive terminal 2 located at the rear are cut off while the first elastic arm 221 and the second elastic arm 222 are cut and formed, an avoiding space 113 is formed at the tail part 24 at the front, and the free end 223 of the conductive terminal 2 at the rear is partially positioned in the avoiding space 113 of the conductive terminal 2 at the front, so that the distance between two adjacent conductive terminals 2 is reduced. In the present embodiment, the selected conductive terminals 2 include only the signal terminals 2S. In other embodiments, all the conductive terminals 2, including the ground terminal 2G, are cut off from the connecting portion 4, and disconnected to maintain electrical insulation.

As shown in fig. 16 to 21 and with reference to fig. 6 and 11, the second manufacturing method of the second embodiment of the electrical connector 100 differs from the first manufacturing method only in that:

and step 3: referring to fig. 11, after the cut metal plate 400 is placed in a mold 500, the mold 500 has a plurality of mold cores 501 and a plurality of cavities 502, each mold core 501 simultaneously and correspondingly presses and positions a portion of the metal plate 400, correspondingly shields one pre-welding region 22' and two conductive members 23, and injects liquid plastic into the cavity 502 by insert injection to form an insulation body 1 and a receiving groove 11, after the mold cores 501 are removed, the receiving groove 11 forms an abdicating space 112, and the two conductive members 23 are exposed to the abdicating space 112. When the insulating body 1 is formed, the through hole 211 and the through groove 6 are filled with a plastic material to reinforce and fix the base 21. The base portion 21 is covered and fixed by the insulating body 1, and the tail portion 24 is not covered and fixed by the insulating body 1.

And 4, step 4: referring to fig. 6, referring to the positions of the conductive members 23 at the pre-welding regions 22', a plurality of first elastic arms 221 and a plurality of second elastic arms 222 are cut, the first elastic arms 221 and the second elastic arms 222 extend along the same side of the base 21, a conductive terminal 2 mainly includes the base 21, the first elastic arms 221, the second elastic arms 222, two conductive members 23 and the tail 24, ends of the first elastic arms 221 and the second elastic arms 222, which are far away from the base 21, are free ends 223, two free ends 223 are welded with one welding portion 231, and the first elastic arms 221 and the second elastic arms 222 are exposed in the vertical direction and penetrate through the yielding space 112 of the insulating body 1. The tail portion 24 of the conductive terminal 2 located in front and the free end 223 of the conductive terminal 2 located in rear are cut off while the first elastic arm 221 and the second elastic arm 222 are cut off, an avoiding space 113 is formed at the tail portion 24 of the conductive terminal 2 located in front, the free end 223 of the conductive terminal 2 located in rear is partially located in the avoiding space 113 of the conductive terminal 2 located in front, and the distance between two adjacent conductive terminals 2 is reduced.

For the same conductive terminal 2 formed by cutting and welding, the first elastic arm 221, the second elastic arm 222 and the tail portion 24 are correspondingly exposed in two different accommodating grooves 11 adjacent in the front and back, and in the two conductive terminals 2 formed by cutting and welding in the front and back, the tail portion 24 of the conductive terminal 2 located in the front and the first elastic arm 221 and the second elastic arm 222 of the conductive terminal 2 located in the back are exposed in the same accommodating groove 11.

The cutting also forms a cutting groove 7 penetrating through the metal plate 400 and located at the outer side of the first elastic arm 221 and the second elastic arm 222, and a plurality of connecting parts 4 connecting the same conductive terminal 2, wherein the connecting parts 4 are used for separating the through groove 6 from the cutting groove 7.

As shown in fig. 16 to 21 and with reference to fig. 3 and 12, the third manufacturing method of the second embodiment of the electrical connector 100 differs from the first manufacturing method only in that:

step 2: referring to figure 12, cutting a plurality of said pre-weld areas 22' to form a plurality of first resilient arms 221 and a plurality of second resilient arms 222, said first resilient arms 221 and said second resilient arms 222 extending along the same side of said base 21, each of said first resilient arms 221 and said second resilient arms 222 being free ends 223 at ends remote from said base 21. In other embodiments, step 2 is located in step 1, while cutting.

The first elastic arm 221 and the second elastic arm 222 are cut and formed, meanwhile, the tail part 24 connected with the first elastic arm 221 and the second elastic arm 222 positioned in front is cut and disconnected with the free end 223 of the first elastic arm 221 and the second elastic arm 222 positioned in rear, an avoiding space 113 is formed in the tail part 24 positioned in front, and the free end 223 positioned in rear is partially positioned in the avoiding space 113 of the tail part 24 positioned in front.

The cutting also forms a cut groove 7 penetrating the metal plate 400 and located at the outer side of the first elastic arm 221 and the second elastic arm 222 and a plurality of connecting portions 4 connecting the same base 21, wherein the connecting portions 4 are used for separating the through groove 6 from the cut groove 7.

And step 3: referring to fig. 3, a plurality of conductive members 23 are provided, two of the conductive members 23 are respectively welded to the first elastic arm 221 and the second elastic arm 222, a conductive terminal 2 is mainly composed of a base portion 21, the first elastic arm 221, the second elastic arm 222, two of the conductive members 23 and the tail portion 24, each conductive member 23 has a welding portion 231 and a contact portion 232 integrally connected to the welding portion 231, one of the welding portions 231 is welded to each of the two free ends 223, and the two conductive members 23 are arranged in a staggered manner in the vertical direction.

As shown in fig. 16 to 21 and with reference to fig. 5, 6 and 13, the fourth manufacturing method of the second embodiment of the electrical connector 100 differs from the third manufacturing method only in that:

and step 3: referring to fig. 13, when the cut metal plate 400 is placed in a mold 500, the mold 500 has a plurality of mold cores 501 and a plurality of cavities 502, each mold core 501 simultaneously and correspondingly presses and positions the metal plate 400, correspondingly covers one cutting groove 7, one first elastic arm 221 and one second elastic arm 222, and liquid plastic is injected into the mold cavity 502 by insert injection to form an insulation body 1 and a receiving groove 11, after the mold cores 501 are removed, the receiving groove 11 forms an abdicating space 112, and the first elastic arm 221 and the second elastic arm 222 are exposed in the abdicating space 112 penetrating through the insulation body 1 in the up-down direction. When the insulating body 1 is formed, the through hole 211 and the through groove 6 are filled with a plastic material to reinforce and fix the base 21. The base portion 21 is covered and fixed by the insulating body 1, and the tail portion 24 is not covered and fixed by the insulating body 1.

And 4, step 4: referring to fig. 5 and 6, providing a plurality of conductive members 23, respectively welding two of the conductive members 23 to the first elastic arm 221 and the second elastic arm 222, wherein each conductive terminal 2 mainly comprises a base portion 21, a first elastic arm 221, a second elastic arm 222, two of the conductive members 23 and a tail portion 24, each conductive member 23 has a welding portion 231 and a contact portion 232 integrally connected to the welding portion 231, two of the free ends 223 are welded with the welding portion 231, and the two conductive members 23 are staggered in the up-down direction and exposed to the abdicating space 112.

For the same conductive terminal 2 formed by cutting and welding, the first elastic arm 221, the second elastic arm 222 and the tail portion 24 are correspondingly exposed in two different accommodating grooves 11 adjacent in the front and back, and in the two conductive terminals 2 formed by cutting and welding in the front and back, the tail portion 24 of the conductive terminal 2 located in the front and the first elastic arm 221 and the second elastic arm 222 of the conductive terminal 2 located in the back are exposed in the same accommodating groove 11.

As shown in fig. 16 to 21 and with reference to fig. 13 to 15, the fifth manufacturing method of the second embodiment of the electrical connector 100 differs from the fourth manufacturing method only in that:

step 2: referring to fig. 14 and 15, the mold 500 has a plurality of mold cores 501 and a plurality of cavities 502, each mold core 501 simultaneously and correspondingly presses and positions a portion of the metal plate 400, correspondingly shields a pre-welding region 22', and liquid plastic is injected into the cavity 502 by insert injection to form an insulation body 1 and a receiving groove 11, after the mold cores 501 are removed, the receiving groove 11 forms an abdicating space 112, and the pre-welding region 22' is exposed to the abdicating space 112. When the insulating body 1 is formed, the through hole 211 and the through groove 6 are filled with a plastic material to reinforce and fix the base 21. The base portion 21 is covered and fixed by the insulating body 1, and the tail portion 24 is not covered and fixed by the insulating body 1.

And step 3: referring to figure 13, cutting a plurality of said pre-weld areas 22' to form a plurality of first resilient arms 221 and a plurality of second resilient arms 222, said first resilient arms 221 and said second resilient arms 222 extending along the same side of said base 21, each of said first resilient arms 221 and said second resilient arms 222 being free ends 223 at ends remote from said base 21. The first elastic arm 221 and the second elastic arm 222 are exposed in the relief space 112 penetrating the insulation body 1 in the vertical direction.

The first elastic arm 221 and the second elastic arm 222 are cut and formed, meanwhile, the tail part 24 connected with the first elastic arm 221 and the second elastic arm 222 positioned in front is cut and disconnected with the free end 223 of the first elastic arm 221 and the second elastic arm 222 positioned in rear, an avoiding space 113 is formed in the tail part 24 positioned in front, and the free end 223 positioned in rear is partially positioned in the avoiding space 113 of the tail part 24 positioned in front.

The cutting also forms a cut groove 7 penetrating the metal plate 400 and located at the outer side of the first elastic arm 221 and the second elastic arm 222 and a plurality of connecting portions 4 connecting the same base 21, wherein the connecting portions 4 are used for separating the through groove 6 from the cut groove 7.

As shown in fig. 16 to 21 and with reference to fig. 6 and 11, the sixth manufacturing method of the second embodiment of the electrical connector 100 differs from the fifth manufacturing method only in that:

and step 3: referring to fig. 11, a plurality of conductive members 23 are provided, two of the conductive members 23 are respectively welded to one of the pre-welding regions 22', each of the conductive members 23 has a welding portion 231 and a contact portion 232 integrally connected to the welding portion 231, and the two conductive members 23 are disposed in a staggered manner in the vertical direction and exposed to the abdicating space 112.

And 4, step 4: referring to fig. 6, referring to the positions of the conductive members 23 at the pre-welding regions 22', a plurality of first elastic arms 221 and a plurality of second elastic arms 222 are cut, the first elastic arms 221 and the second elastic arms 222 extend along the same side of the base 21, a conductive terminal 2 mainly includes the base 21, the first elastic arms 221, the second elastic arms 222, two conductive members 23 and the tail 24, ends of the first elastic arms 221 and the second elastic arms 222, which are respectively far away from the base 21, are free ends 223, two free ends 223 are respectively welded with one welding portion 231, and the first elastic arms 221 and the second elastic arms 222 are respectively exposed in two yielding spaces 112 penetrating through the insulating body 1 in the up-down direction.

The tail portion 24 of the conductive terminal 2 located in front and the free end 223 of the conductive terminal 2 located in rear are cut off while the first elastic arm 221 and the second elastic arm 222 are cut off, an avoiding space 113 is formed at the tail portion 24 of the conductive terminal 2 located in front, the free end 223 of the conductive terminal 2 located in rear is partially located in the avoiding space 113 of the conductive terminal 2 located in front, and the distance between two adjacent conductive terminals 2 is reduced.

For the same conductive terminal 2 formed by cutting and welding, the first elastic arm 221, the second elastic arm 222 and the tail portion 24 are correspondingly exposed in two different accommodating grooves 11 adjacent in the front and back, and in the two conductive terminals 2 formed by cutting and welding in the front and back, the tail portion 24 of the conductive terminal 2 located in the front and the first elastic arm 221 and the second elastic arm 222 of the conductive terminal 2 located in the back are exposed in the same accommodating groove 11.

The cutting also forms a cutting groove 7 penetrating through the metal plate 400 and located at the outer side of the first elastic arm 221 and the second elastic arm 222, and a plurality of connecting parts 4 connecting the same conductive terminal 2, wherein the connecting parts 4 are used for separating the through groove 6 from the cutting groove 7.

As shown in fig. 22 to 26 and with reference to fig. 1 to 10, the first manufacturing method of the third embodiment of the electrical connector 100 mainly includes the following steps:

step 1: referring to fig. 1, a metal plate 400 is provided, and the metal plate 400 is cut to form a plurality of bases 21, a pre-welding area 22 'integrally connected to the bases 21, a tail 24 at an end of the bases 21 far from the pre-welding area 22', a through hole 211 penetrating the bases 21, and two through slots 6 located at two sides of the bases 21 and penetrating the metal plate 400. The specific cutting method may be a stamping process which is conventional in the industry, or a fine cutting method such as laser cutting.

Step 2: referring to fig. 2, a plurality of conductive members 23 are provided, two of the conductive members 23 are welded to one of the pre-welding regions 22', the two conductive members 23 are arranged in a staggered manner in the vertical direction, and each of the conductive members 23 has a welding portion 231 and a contact portion 232 integrally connected to the welding portion 231.

And step 3: referring to fig. 3, according to the positions of the conductive elements 23 at the pre-welding areas 22', a plurality of elastic arms 22 are cut and formed, the elastic arms 22 extend along the same side of the base 21, a conductive terminal 2 mainly comprises the base 21, the elastic arm 22, two conductive elements 23 and the tail 24, one end of the elastic arm 22 away from the base 21 is a free end 223, one welding part 231 is welded and fixed on the front surface of the free end 223, and the other welding part 231 is welded and fixed on the back surface of the free end 223;

the cutting also forms a cutting groove 7 penetrating the metal plate 400 and located at the outer side of the elastic arm 22 and a plurality of connecting parts 4 connecting the same conductive terminal 2, wherein the connecting parts 4 are used for separating the through groove 6 from the cutting groove 7.

And 4, step 4: referring to fig. 4 to 6, when the cut metal plate 400 is placed in a mold 500, the mold 500 has a plurality of mold cores 501 and a plurality of cavities 502, each mold core 501 simultaneously and correspondingly presses and positions a portion of the metal plate 400, correspondingly shields one cutting groove 7, one elastic arm 22 and two conductive members 23, and liquid plastic is injected into the cavity 502 by insert injection to form an insulation body 1 and a receiving groove 11, after the mold cores 501 are removed, the receiving groove 11 forms an abdicating space 112, and the elastic arm 22 and the two conductive members 23 are exposed in the abdicating space 112 penetrating through the insulation body 1 in the vertical direction. When the insulating body 1 is formed, the through hole 211 and the through groove 6 are filled with a plastic material to reinforce and fix the base 21. The base portion 21 is covered and fixed by the insulating body 1, and the tail portion 24 is not covered and fixed by the insulating body 1.

For the same conductive terminal 2 formed by cutting and welding, the elastic arm 22 and the tail portion 24 are correspondingly exposed in two different accommodating grooves 11 adjacent in the front and back, and in the two conductive terminals 2 formed by cutting and welding in the front and back, the tail portion 24 of the conductive terminal 2 located in the front and the elastic arm 22 of the conductive terminal 2 located in the back are exposed in the same accommodating groove 11.

And 5: as shown in fig. 22 to 26 and with reference to fig. 7 to 10, some of the conductive terminals 2 are selected according to a predetermined function, all the connection portions 4 connected to the selected conductive terminals 2 are cut off to form a conductive plate 3, and the selected conductive terminals 2 are disconnected from the conductive plate 3 to form electrical insulation. In this embodiment, the tail portion 24 of the conductive terminal 2 located in front and the free end 223 of the conductive terminal 2 located in rear are cut off while the connecting portion 4 is cut off, an avoiding space 113 is formed in the tail portion 24 located in front, and the free end 223 of the conductive terminal 2 located in rear is partially located in front in the avoiding space 113 of the conductive terminal 2 located in front, so that the distance between two adjacent conductive terminals 2 is reduced. The electric connector 100 is manufactured, the first electronic component 200 is pressed downward to contact one of the conductive members 23, the conductive members 23 are displaced in the abdicating space 112 and drive the elastic arms 22 to deform downward, the second electronic component 300 is pressed upward to contact the other of the conductive members 23, the conductive members 23 are displaced in the abdicating space 112 and drive the elastic arms 22 to deform upward, and the directions of displacement of the conductive members 23 are opposite to each other, so as to transmit the signal of the first electronic component 200 to the second electronic component 300.

In other embodiments, in step 1, the tail portion 24 connected to the pre-welding area 22 'located at the front is cut off from the pre-welding area 22' located at the rear while the base portion 21 is cut, and an avoidance space 113 is formed at the front tail part 24, the rear pre-welding section 22' is partially positioned forward in the avoidance space 113 of the front tail part 24, or in step 3, the tail portion 24 of the conductive terminal 2 located at the front is cut off from the free end 223 of the conductive terminal 2 located at the rear while the elastic arm 22 is cut, an avoiding space 113 is formed at the tail part 24 at the front, and the free end 223 of the conductive terminal 2 at the rear is partially positioned in the avoiding space 113 of the conductive terminal 2 at the front, so that the distance between two adjacent conductive terminals 2 is reduced. In the present embodiment, the selected conductive terminals 2 include only the signal terminals 2S. In other embodiments, all the conductive terminals 2, including the ground terminal 2G, are cut off from the connecting portion 4, and disconnected to maintain electrical insulation.

As shown in fig. 22 to 26 and with reference to fig. 6 and 11, the second manufacturing method of the third embodiment of the electrical connector 100 differs from the first manufacturing method only in that:

and step 3: referring to fig. 11, after the cut metal plate 400 is placed in a mold 500, the mold 500 has a plurality of mold cores 501 and a plurality of cavities 502, each mold core 501 simultaneously and correspondingly presses and positions a portion of the metal plate 400, correspondingly shields one pre-welding region 22' and two conductive members 23, and injects liquid plastic into the cavity 502 by insert injection to form an insulation body 1 and a receiving groove 11, after the mold cores 501 are removed, the receiving groove 11 forms an abdicating space 112, and the two conductive members 23 are exposed to the abdicating space 112. When the insulating body 1 is formed, the through hole 211 and the through groove 6 are filled with a plastic material to reinforce and fix the base 21. The base portion 21 is covered and fixed by the insulating body 1, and the tail portion 24 is not covered and fixed by the insulating body 1.

And 4, step 4: referring to fig. 6, referring to the positions of the conductive members 23 at the pre-welding areas 22', a plurality of elastic arms 22 are cut and formed, the elastic arms 22 extend along one side of the base 21, a conductive terminal 2 mainly includes the base 21, the elastic arm 22, two conductive members 23 and the tail 24, one end of the elastic arm 22 away from the base 21 is a free end 223, one of the welding portions 231 is welded and fixed to the front surface of the free end 223, the other welding portion 231 is welded and fixed to the back surface of the free end 223, and the elastic arm 22 is exposed in the abdicating space 112 penetrating through the insulating body 1 in the up-down direction. The tail part 24 of the conductive terminal 2 positioned in the front and the free end 223 of the conductive terminal 2 positioned in the rear are cut off while the elastic arm 22 is cut, an avoiding space 113 is formed at the tail part 24 of the conductive terminal 2 positioned in the front, and the free end 223 part of the conductive terminal 2 positioned in the rear is positioned in the avoiding space 113 of the conductive terminal 2 positioned in the front, so that the distance between two adjacent conductive terminals 2 is reduced.

For the same conductive terminal 2 formed by cutting and welding, the elastic arm 22 and the tail portion 24 are correspondingly exposed in two different accommodating grooves 11 adjacent in the front and back, and in the two conductive terminals 2 formed by cutting and welding in the front and back, the tail portion 24 of the conductive terminal 2 located in the front and the elastic arm 22 of the conductive terminal 2 located in the back are exposed in the same accommodating groove 11.

The cutting also forms a cutting groove 7 penetrating the metal plate 400 and located at the outer side of the elastic arm 22 and a plurality of connecting parts 4 connecting the same conductive terminal 2, wherein the connecting parts 4 are used for separating the through groove 6 from the cutting groove 7.

As shown in fig. 22 to 26 and with reference to fig. 3 and 12, the third manufacturing method of the third embodiment of the electrical connector 100 differs from the first manufacturing method only in that:

step 2: referring to figure 12, a plurality of said pre-weld areas 22' are cut to form a plurality of spring arms 22, said spring arms 22 extending along one side of said base 21, the end of said spring arms 22 remote from said base 21 being a free end 223.

The tail part 24 connected with the front elastic arm 22 and the free end 223 of the rear elastic arm 22 are cut off while the elastic arm 22 is cut, an avoiding space 113 is formed on the front tail part 24, and the free end 223 of the rear elastic arm is partially positioned in the avoiding space 113 of the front tail part 24.

The cutting also forms a cut groove 7 penetrating the metal plate 400 and located outside the elastic arm 22 and a plurality of connecting portions 4 connecting the same base portion 21, the connecting portions 4 being used to separate the through groove 6 from the cut groove 7. In other embodiments, step 2 is located in step 1 while cutting.

And step 3: referring to fig. 3, a plurality of conductive members 23 are provided, two of the conductive members 23 are respectively soldered to the elastic arm 22, a conductive terminal 2 is mainly composed of a base portion 21, an elastic arm 22, two of the conductive members 23 and a tail portion 24, each of the conductive members 23 has a soldering portion 231 and a contact portion 232 integrally connected to the soldering portion 231, one of the soldering portions 231 is soldered to the front surface of the free end 223, the other soldering portion 231 is soldered to the back surface of the free end 223, and the two conductive members 23 are arranged in a staggered manner in the vertical direction.

As shown in fig. 22 to 26 and with reference to fig. 5, 6 and 13, the fourth manufacturing method of the third embodiment of the electrical connector 100 differs from the third manufacturing method only in that:

and step 3: referring to fig. 13, when the cut metal plate 400 is placed in a mold 500, the mold 500 has a plurality of mold cores 501 and a plurality of cavities 502, each mold core 501 simultaneously and correspondingly presses and positions a portion of the metal plate 400, correspondingly shields one cutting groove 7 and one elastic arm 22, and liquid plastic is injected into the cavity 502 by insert injection to form an insulation body 1 and an accommodating groove 11, after the mold cores 501 are removed, the accommodating groove 11 forms an abdicating space 112, and the elastic arm 22 is exposed in the abdicating space 112 penetrating through the insulation body 1 in the up-down direction. When the insulating body 1 is formed, the through hole 211 and the through groove 6 are filled with a plastic material to reinforce and fix the base 21. The base portion 21 is covered and fixed by the insulating body 1, and the tail portion 24 is not covered and fixed by the insulating body 1.

And 4, step 4: referring to fig. 5 and 6, a plurality of conductive members 23 are provided, two of the conductive members 23 are respectively welded to the elastic arm 22, a conductive terminal 2 is mainly composed of a base 21, an elastic arm 22, two of the conductive members 23 and a tail 24, each of the conductive members 23 has a welding portion 231 and a contact portion 232 integrally connected with the welding portion 231, one of the welding portions 231 is welded and fixed to the front surface of the free end 223, the other one of the welding portions 231 is welded and fixed to the back surface of the free end 223, and the two welding portions 23 are staggered in the up-down direction and exposed to the abdicating space 112.

For the same conductive terminal 2 formed by cutting and welding, the elastic arm 22 and the tail portion 24 are correspondingly exposed in two different accommodating grooves 11 adjacent in the front and back, and in the two conductive terminals 2 formed by cutting and welding in the front and back, the tail portion 24 of the conductive terminal 2 located in the front and the elastic arm 22 of the conductive terminal 2 located in the back are exposed in the same accommodating groove 11.

As shown in fig. 22 to 26 and with reference to fig. 13 to 15, the fifth manufacturing method of the third embodiment of the electrical connector 100 differs from the fourth manufacturing method only in that:

step 2: referring to fig. 14 and 15, the mold 500 has a plurality of mold cores 501 and a plurality of cavities 502, each mold core 501 simultaneously and correspondingly presses and positions a portion of the metal plate 400, correspondingly shields a pre-welding region 22', and liquid plastic is injected into the cavity 502 by insert injection to form an insulation body 1 and a receiving groove 11, after the mold cores 501 are removed, the receiving groove 11 forms an abdicating space 112, and the pre-welding region 22' is exposed to the abdicating space 112. When the insulating body 1 is formed, the through hole 211 and the through groove 6 are filled with a plastic material to reinforce and fix the base 21. The base portion 21 is covered and fixed by the insulating body 1, and the tail portion 24 is not covered and fixed by the insulating body 1.

And step 3: referring to figure 13, a plurality of said pre-weld areas 22' are cut to form a plurality of spring arms 22, said spring arms 22 extending along one side of said base 21, the end of said spring arms 22 remote from said base 21 being a free end 223. The elastic arm 22 is exposed in the space 112 penetrating the insulation body 1 in the vertical direction.

The tail part 24 connected with the front elastic arm 22 and the free end 223 of the rear elastic arm 22 are cut off while the elastic arm 22 is cut, an avoiding space 113 is formed on the front tail part 24, and the free end 223 of the rear elastic arm is partially positioned in the avoiding space 113 of the front tail part 24.

The cutting also forms a cut groove 7 penetrating the metal plate 400 and located outside the elastic arm 22 and a plurality of connecting portions 4 connecting the same base portion 21, the connecting portions 4 being used to separate the through groove 6 from the cut groove 7.

As shown in fig. 22 to 26 and with reference to fig. 6 and 11, the sixth manufacturing method of the third embodiment of the electrical connector 100 differs from the fifth manufacturing method only in that:

and step 3: referring to fig. 11, a plurality of conductive members 23 are provided, two of the conductive members 23 are respectively welded to one of the pre-welding regions 22', each of the conductive members 23 has a welding portion 231 and a contact portion 232 integrally connected to the welding portion 231, and the two conductive members 23 are disposed in a staggered manner in the vertical direction and exposed to the abdicating space 112.

And 4, step 4: referring to fig. 6, referring to the positions of the conductive members 23 at the pre-welding areas 22', a plurality of elastic arms 22 are cut and formed, the elastic arms 22 extend along one side of the base 21, a conductive terminal 2 mainly includes the base 21, the elastic arm 22, two conductive members 23 and the tail 24, one end of the elastic arm 22 away from the base 21 is a free end 223, one of the welding portions 231 is welded and fixed to the front surface of the free end 223, the other welding portion 231 is welded and fixed to the back surface of the free end 223, and the elastic arm 22 is exposed in the abdicating space 112 penetrating through the insulating body 1 in the up-down direction.

For the same conductive terminal 2 formed by cutting and welding, the elastic arm 22 and the tail portion 24 are correspondingly exposed in two different accommodating grooves 11 adjacent in the front and back, and in the two conductive terminals 2 formed by cutting and welding in the front and back, the tail portion 24 of the conductive terminal 2 located in the front and the elastic arm 22 of the conductive terminal 2 located in the back are exposed in the same accommodating groove 11.

The tail part 24 of the conductive terminal 2 positioned in the front and the free end 223 of the conductive terminal 2 positioned in the rear are cut off while the elastic arm 22 is cut, an avoiding space 113 is formed at the tail part 24 of the conductive terminal 2 positioned in the front, and the free end 223 part of the conductive terminal 2 positioned in the rear is positioned in the avoiding space 113 of the conductive terminal 2 positioned in the front, so that the distance between two adjacent conductive terminals 2 is reduced.

The cutting also forms a cutting groove 7 penetrating the metal plate 400 and located at the outer side of the elastic arm 22 and a plurality of connecting parts 4 connecting the same conductive terminal 2, wherein the connecting parts 4 are used for separating the through groove 6 from the cutting groove 7.

As shown in fig. 27 to 31 and with reference to fig. 1 to 10, the first manufacturing method of the fourth embodiment of the electrical connector 100 mainly includes the following steps:

step 1: referring to fig. 1, a metal plate 400 is provided, and the metal plate 400 is cut to form a plurality of bases 21, a pre-welding area 22 'integrally connected to the bases 21, a tail 24 at an end of the bases 21 far from the pre-welding area 22', and two through slots 6 located at two sides of the bases 21 and penetrating through the metal plate 400. The specific cutting method may be a stamping process which is conventional in the industry, or a fine cutting method such as laser cutting.

Step 2: referring to fig. 2, a plurality of conductive members 23 are provided, and one of the conductive members 23 is welded to one of the pre-welding regions 22', and each of the conductive members 23 has a welding portion 231 and a contact portion 232 integrally connected to the welding portion 231.

And step 3: referring to fig. 3, according to the positions of the conductive members 23 at the pre-welding areas 22', a plurality of elastic arms 22 are cut and formed, the elastic arms 22 extend along one side of the base 21, a conductive terminal 2 mainly comprises the base 21, the elastic arms 22, the conductive members 23 and the tail 24, one end of the elastic arm 22 away from the base 21 is a free end 223, and the free end 223 is welded with one of the welding parts 231;

the cutting also forms a cutting groove 7 penetrating the metal plate 400 and located at the outer side of the elastic arm 22 and a plurality of connecting parts 4 connecting the same conductive terminal 2, wherein the connecting parts 4 are used for separating the through groove 6 from the cutting groove 7.

And 4, step 4: referring to fig. 4 to 6, when the cut metal plate 400 is placed in a mold 500, the mold 500 has a plurality of mold cores 501 and a plurality of cavities 502, each mold core 501 simultaneously and correspondingly presses and positions a portion of the metal plate 400, correspondingly shields a cutting groove 7, an elastic arm 22 and a conductive member 23, and liquid plastic is injected into the cavity 502 by insert injection to form an insulation body 1 and a receiving groove 11, after the mold cores 501 are removed, the receiving groove 11 forms an abdicating space 112, and the elastic arm 22 and the conductive member 23 are exposed in the abdicating space 112 penetrating through the insulation body 1 in the vertical direction. When the insulating body 1 is molded, the through groove 6 is filled with plastic material to reinforce and fix the base 21. The base portion 21 is covered and fixed by the insulating body 1, and the tail portion 24 is not covered and fixed by the insulating body 1.

For the same conductive terminal 2 formed by cutting and welding, the elastic arm 22 and the tail portion 24 are correspondingly exposed in two different accommodating grooves 11 adjacent in the front and back, and in the two conductive terminals 2 formed by cutting and welding in the front and back, the tail portion 24 of the conductive terminal 2 located in the front and the elastic arm 22 of the conductive terminal 2 located in the back are exposed in the same accommodating groove 11.

In this embodiment, a plurality of welding bodies 5 are provided, each welding body 5 is welded and fixed to the tail portion 24, and the conductive members 23 and the welding bodies 5 are staggered in the vertical direction. In other embodiments, the solder body 5 is soldered to the tail portion 24 in step 5.

And 5: as shown in fig. 27 to 31 and with reference to fig. 7 to 10, some of the conductive terminals 2 are selected according to a predetermined function, all the connection portions 4 connected to the selected conductive terminals 2 are cut off to form a conductive plate 3, and the selected conductive terminals 2 are disconnected from the conductive plate 3 to form electrical insulation. After the electrical connector 100 is manufactured, the second electronic component 300 is first soldered to the soldering body 5, and the first electronic component 200 is then pressed down against the conductive member 23 to displace and drive the elastic arm 22 to deform downward toward the yielding space 112, so as to transmit the signal of the first electronic component 200 to the second electronic component 300. In the present embodiment, the selected conductive terminals 2 include only the signal terminals 2S. In other embodiments, all the conductive terminals 2, including the ground terminal 2G, are cut off from the connecting portion 4, and disconnected to maintain electrical insulation.

As shown in fig. 27 to 31 and with reference to fig. 6 and 11, the second manufacturing method of the fourth embodiment of the electrical connector 100 differs from the first manufacturing method only in that:

and step 3: referring to fig. 11, after the cut metal plate 400 is placed in a mold 500, the mold 500 has a plurality of mold cores 501 and a plurality of cavities 502, each mold core 501 simultaneously and correspondingly presses and positions a portion of the metal plate 400, correspondingly shields one pre-welding region 22' and one conductive member 23, and injects liquid plastic into the cavity 502 by insert injection to form an insulation body 1 and a receiving groove 11, after the mold cores 501 are removed, the receiving groove 11 forms an abdicating space 112, and the conductive member 23 is exposed to the abdicating space 112. When the insulating body 1 is molded, the through groove 6 is filled with plastic material to reinforce and fix the base 21. The base portion 21 is covered and fixed by the insulating body 1, and the tail portion 24 is not covered and fixed by the insulating body 1.

And 4, step 4: referring to fig. 6, referring to the positions of the conductive members 23 at the pre-welding areas 22', a plurality of elastic arms 22 are cut and formed, the elastic arms 22 extend along one side of the base 21, a conductive terminal 2 mainly comprises the base 21, the elastic arms 22, the conductive members 23 and the tail 24, one end of the elastic arm 22 away from the base 21 is a free end 223, and the welding part 231 is welded at the free end 223. The elastic arm 22 is exposed in the space 112 penetrating the insulation body 1 in the vertical direction.

For the same conductive terminal 2 formed by cutting and welding, the elastic arm 22 and the tail portion 24 are correspondingly exposed in two different accommodating grooves 11 adjacent in the front and back, and in the two conductive terminals 2 formed by cutting and welding in the front and back, the tail portion 24 of the conductive terminal 2 located in the front and the elastic arm 22 of the conductive terminal 2 located in the back are exposed in the same accommodating groove 11.

The cutting also forms a cutting groove 7 penetrating the metal plate 400 and located at the outer side of the elastic arm 22 and a plurality of connecting parts 4 connecting the same conductive terminal 2, wherein the connecting parts 4 are used for separating the through groove 6 from the cutting groove 7.

In this embodiment, a plurality of welding bodies 5 are provided, each welding body 5 is welded and fixed to the tail portion 24, and the conductive members 23 and the welding bodies 5 are staggered in the vertical direction. In other embodiments, the solder body 5 is soldered to the tail portion 24 in step 5.

As shown in fig. 27 to 31 and with reference to fig. 3 and 12, the third manufacturing method of the fourth embodiment of the electrical connector 100 differs from the first manufacturing method only in that:

step 2: referring to figure 12, a plurality of said pre-weld areas 22' are cut to form a plurality of spring arms 22, said spring arms 22 extending along one side of said base 21, the end of said spring arms 22 remote from said base 21 being a free end 223.

The cutting also forms a cut groove 7 penetrating the metal plate 400 and located outside the elastic arm 22 and a plurality of connecting portions 4 connecting the same base portion 21, the connecting portions 4 being used to separate the through groove 6 from the cut groove 7. In other embodiments, step 2 is located in step 1 while cutting.

And step 3: referring to fig. 3, a plurality of conductive members 23 are provided, one of the conductive members 23 is welded to one of the elastic arms 22, and a conductive terminal 2 is mainly composed of a base portion 21, one of the elastic arms 22, one of the conductive members 23, and one of the tail portions 24, each of the conductive members 23 has a welding portion 231 and a contact portion 232 integrally connected to the welding portion 231, and one of the welding portions 231 is welded to the free end 223.

As shown in fig. 27 to 31 and with reference to fig. 5, 6 and 13, the fourth manufacturing method of the fourth embodiment of the electrical connector 100 differs from the third manufacturing method only in that:

and step 3: referring to fig. 13, when the cut metal plate 400 is placed in a mold 500, the mold 500 has a plurality of mold cores 501 and a plurality of cavities 502, each mold core 501 simultaneously and correspondingly presses and positions a portion of the metal plate 400, correspondingly shields one cutting groove 7 and one spring arm 22, and injects liquid plastic into the cavity 502 by embedding injection molding, so as to form an insulation body 1 and an accommodating groove 11, after the mold cores 501 are removed, the accommodating groove 11 forms a yielding space 112, and the spring arm 22 is located in the yielding space 112 penetrating through the insulation body 1 in the up-down direction. The base portion 21 is covered and fixed by the insulating body 1, and the tail portion 24 is not covered and fixed by the insulating body 1.

In this embodiment, a plurality of welding bodies 5 are provided, and each welding body 5 is welded and fixed to the tail portion 24. In other embodiments, the solder body 5 is soldered to the tail portion 24 in step 4 or step 5.

And 4, step 4: referring to fig. 5 and 6, a plurality of conductive members 23 are provided, one of the conductive members 23 is welded to one of the elastic arms 22, the conductive members 23 and the welding body 5 are arranged in a vertically staggered manner, a conductive terminal 2 is mainly composed of one of the base portion 21, one of the elastic arms 22, one of the conductive members 23 and one of the tail portions 24, each of the conductive members 23 has a welding portion 231 and a contact portion 232 integrally connected to the welding portion 231, one of the welding portions 231 is welded to the free end 223, the conductive member 23 is exposed to the offset space 112, and the conductive members 23 and the welding body 5 are arranged in a vertically staggered manner.

For the same conductive terminal 2 formed by cutting and welding, the elastic arm 22 and the tail portion 24 are correspondingly exposed in two different accommodating grooves 11 adjacent in the front and back, and in the two conductive terminals 2 formed by cutting and welding in the front and back, the tail portion 24 of the conductive terminal 2 located in the front and the elastic arm 22 of the conductive terminal 2 located in the back are exposed in the same accommodating groove 11.

As shown in fig. 27 to 31 and with reference to fig. 13 to 15, the fifth manufacturing method of the fourth embodiment of the electrical connector 100 differs from the fourth manufacturing method only in that:

step 2: referring to fig. 14 and 15, the mold 500 has a plurality of mold cores 501 and a plurality of cavities 502, each mold core 501 simultaneously and correspondingly presses and positions a portion of the metal plate 400, correspondingly shields a pre-welding region 22', and liquid plastic is injected into the cavity 502 by insert injection to form an insulation body 1 and a receiving groove 11, after the mold cores 501 are removed, the receiving groove 11 forms an abdicating space 112, and the pre-welding region 22' is exposed to the abdicating space 112. When the insulating body 1 is formed, the through hole 211 and the through groove 6 are filled with a plastic material to reinforce and fix the base 21. The base portion 21 is covered and fixed by the insulating body 1, and the tail portion 24 is not covered and fixed by the insulating body 1.

And step 3: referring to figure 13, a plurality of said pre-weld areas 22' are cut to form a plurality of spring arms 22, said spring arms 22 extending along one side of said base 21, the end of said spring arms 22 remote from said base 21 being a free end 223. The elastic arm 22 is exposed in the space 112 penetrating the insulation body 1 in the vertical direction. To is directed at

The cutting also forms a cut groove 7 penetrating the metal plate 400 and located outside the elastic arm 22 and a plurality of connecting portions 4 connecting the same base portion 21, the connecting portions 4 being used to separate the through groove 6 from the cut groove 7.

In this embodiment, a plurality of welding bodies 5 are provided, and each welding body 5 is welded and fixed to the tail portion 24. In other embodiments, the solder body 5 is soldered to the tail portion 24 in step 4 or step 5.

As shown in fig. 27 to 31 and with reference to fig. 6 and 11, the sixth manufacturing method of the fourth embodiment of the electrical connector 100 differs from the fifth manufacturing method only in that:

and step 3: referring to fig. 11, a plurality of conductive members 23 are provided, one of the conductive members 23 is welded to one of the pre-welding regions 22', each of the conductive members 23 has a welding portion 231 and a contact portion 232 integrally connected to the welding portion 231, the conductive member 23 is located in the offset space 112, and the conductive member 23 and the welding body 5 are arranged in a vertically staggered manner.

And 4, step 4: referring to fig. 6, referring to the positions of the conductive members 23 at the pre-welding areas 22', a plurality of elastic arms 22 are cut and formed, the elastic arms 22 extend along one side of the base 21, a conductive terminal 2 mainly includes the base 21, the elastic arms 22, the conductive members 23 and the tail 24, one end of the elastic arm 22 away from the base 21 is a free end 223, the free end 223 is welded with one of the welding portions 231, and the elastic arm 22 is exposed in the abdicating space 112 penetrating through the insulating body 1 in the up-down direction.

For the same conductive terminal 2 formed by cutting and welding, the elastic arm 22 and the tail portion 24 are correspondingly exposed in two different accommodating grooves 11 adjacent in the front and back, and in the two conductive terminals 2 formed by cutting and welding in the front and back, the tail portion 24 of the conductive terminal 2 located in the front and the elastic arm 22 of the conductive terminal 2 located in the back are exposed in the same accommodating groove 11.

The cutting also forms a cutting groove 7 penetrating the metal plate 400 and located at the outer side of the elastic arm 22 and a plurality of connecting parts 4 connecting the same conductive terminal 2, wherein the connecting parts 4 are used for separating the through groove 6 from the cutting groove 7.

In this embodiment, a plurality of welding bodies 5 are provided, each welding body 5 is welded and fixed to the tail portion 24, and the conductive members 23 and the welding bodies 5 are staggered in the vertical direction. In other embodiments, the solder body 5 is soldered to the tail portion 24 in step 5.

In summary, the electrical connector 100 and the manufacturing method thereof of the present invention have the following beneficial effects:

(1) a plurality of the base 21 of conductive terminal 2 with the bullet arm 22 is by same the metal sheet cuts the formation, bullet arm 22 one-time stamping forming need not to buckle again, and manufacturing process is simple, and further, through inlay the shaping of burying (insert molding) technology electric connector 100, relative background art, does not need the equipment, saves manufacturing cost. Under the conditions of simple process and no need of assembly, the conductive members 23 are welded and fixed on the elastic arm 22, the first electronic component 200 and the second electronic component 300 respectively press one conductive member 23 to displace, and the elastic arm 22 is driven to deform in the abdicating space 112, so that the two conductive members 23 are ensured to have enough positive force to abut against the first electronic component 200 and the second electronic component 300, the fatigue loss of the elastic arm 22 is reduced, the permanent deformation is prevented, and a stable contact state can be maintained.

(2) The first elastic arm 221 and the second elastic arm 222 are connected to the same base 21 and extend along two opposite sides of the base 21, the two conductive members 23 are respectively welded and fixed to the first elastic arm 221 and the second elastic arm 222, the first electronic component 200 is pressed downward against one of the conductive members 23 to displace and drive the first elastic arm 221 to deform downward toward one of the receding spaces 112, the second electronic component 300 first abuts against the other conductive member 23 to displace and drives the second elastic arm 222 to deform upward toward the other abdicating space 112, because the first elastic arm 221 and the second elastic arm 222 are stressed symmetrically and uniformly, the base 21 is not easy to loosen, so that the service life of the conductive terminal 2 is long and the contact of the conductive terminal 2, the first electronic component 200 and the second electronic component 300 is more stable.

(3) The elastic arm 22 is welded and fixed with two conductive pieces 23, one conductive piece 23 is positioned on the front surface of the free end 223, the other conductive piece 23 is positioned on the back surface of the free end 223, and the two conductive pieces 23 are back to the same elastic arm 22, so that the positive force for abutting against the first electronic component 200 and the second electronic component 300 is larger, further, the fatigue loss of the elastic arm 22 is reduced, the permanent deformation is prevented, and a stable contact state can be maintained; the conductive terminals 2 occupy the accommodating grooves 11, and the spaces of the accommodating grooves 11 are fully utilized, so that the terminals are arranged densely.

(4) The plurality of conductive terminals 2 are arranged in the insulating body 1 through an insert molding (insert molding) process, the base 21 is provided with a through hole 211 penetrating through the base 21 and two through grooves 6 located on two sides of the base 21 and penetrating through the base 21, and the through hole 211 and the through grooves 6 are filled with a plastic material when the insulating body 1 is molded so as to strengthen and fix the base 21, so that the conductive terminals 2 are more firmly fixed, and the conductive members 23 are conveniently welded to the free ends 223 to realize more stable elastic deformation.

(5) The tail portion 24 of one of the conductive terminals 2 is placed in the receiving slot 11 exposing the spring arm 22 of the other conductive terminal 2, and the existing structure of the receiving slot 11 is utilized to reduce the space between two adjacent conductive terminals 2 compared with the prior art, thereby saving the occupied space of the conductive terminals 2 in the horizontal direction and realizing the dense distribution of the conductive terminals 2.

(6) The opposite other side of the base 21 has an avoidance space 113 which vertically penetrates through the base, wherein the free end 223 of one of the conductive terminals 2 is located in the avoidance space 113 of the other conductive terminal 2, further, the distance between two adjacent conductive terminals 2 is reduced compared with the prior art, which is beneficial to the development trend of terminal intensive arrangement, and further, the avoidance space 113 can also avoid the short circuit caused by the contact of the elastic arm 22 of one conductive terminal 2 with the other conductive terminal 2 when the elastic arm is elastically deformed.

(7) A tail portion 24 extends from an end of the base portion 21 away from the elastic arm 22, each tail portion 24 is soldered with a soldering body 5, the soldering body 5 is used for being directly soldered to the second electronic element 300 downwards, the operation is simple and convenient, and the electrical contact of the conductive terminal 2 with the second electronic element 300 is more stable.

(8) The conductive member 23 is welded and fixed on the pre-welding region 22', the contact surface is more stable, the pre-welding region 22' is cut out of the elastic arm 22 according to the position of the conductive member 23, the distance between the conductive member 23 and the edge of the elastic arm 22 is better controlled, the accuracy of the conductive member 23 on the elastic arm 22 can be ensured, the stress on the elastic arm 22 is more uniform, and the conductive member 23 is further ensured to accurately and stably abut against the first electronic component 200 and the second electronic component 300.

(9) The cut metal plate 400 is placed in a mold 500, the mold 500 has a plurality of mold cores 501 and a plurality of cavities 502, each mold core 501 correspondingly presses and positions the metal plate 400, so that the mold cores 501 are stably pressed and are not easy to loosen, and the injection molding process is not affected.

(10) The insulation body 1 is formed by embedding and injection molding, the conductive piece 23 is welded, the through hole 211 and the through groove 6 are filled with plastic materials when the insulation body 1 is formed so as to strengthen and fix the base part 21, the conductive post is easier to position when being welded and fixed, the mold core 501 does not need to be specially made with a groove to shield the conductive piece 23, the structure is simple, the injection molding process is further simplified, and the manufacturing efficiency is improved.

(11) The elastic arm 22 is cut firstly, then the insulation body 1 is formed in an embedding injection molding mode, the elastic arm 22 is cut simply and conveniently, the insulation body 1 is not damaged easily due to the cutting of the elastic arm 22, and further, the manufacturing quality of the electric connector 100 is guaranteed.

(12) The elastic arm 22 is cut, and then the conductive piece 23 is welded and fixed on the elastic arm 22, so that the process for cutting the elastic arm 22 is simple, the conductive piece 23 does not need to be specially avoided, and further, the manufacturing cost is reduced.

(13) Firstly, bury the mode of moulding plastics through inlaying and form insulator 1, cut again bullet arm 22, because of the shaping plastic material fills during insulator 1 through-hole 211 with lead to groove 6 for strengthen fixedly basal portion 21, bullet arm 22 is cutting the in-process more stable, and difficult rocking promotes and cuts the precision of bullet arm 22.

(14) Firstly, welding and fixing the conductive piece 23, then forming the insulation body 1 in an embedding and injection molding mode, wherein the conductive piece 23 does not need to extend into the accommodating groove 11 of the insulation body 1 and then welding and fixing are carried out, the welding precision of the conductive piece 23 can be effectively mastered, and the reject ratio is reduced.

(15) The conductive member 23 is a rounded conductive cylinder, and is respectively abutted to the first electronic component 200 and the second electronic component 300, so that the electronic components are not easily scratched, and a stable contact state can be maintained.

The above detailed description is only for the purpose of illustrating the preferred embodiments of the present invention, and not for the purpose of limiting the scope of the present invention, therefore, all technical changes that can be made by applying the present specification and the drawings are included in the scope of the present invention.