阅读说明：本技术 一种接线端子及其生产工艺 (Wiring terminal and production process thereof ) 是由 尚亨建 吴天旺 张辉 于 2020-06-16 设计创作，主要内容包括：本发明公开了一种接线端子,包括槽体、芯线压脚,所述芯线压脚的内表面竖直设置有压筋,并且所述压筋上设置有多个刀状或刺状的凸起,所述压筋为细长长方体突起,槽体侧壁向上折弯,形成一种马鞍形结构。本发明具有以下优点和效果：由于芯线压脚采用多条细长长方体突起,在压接时,突起易于刺穿导线的绝缘表面。尤其是漆包线的绝缘表面,进入导体内部,将刺状突起刺入导线内部的金属丝里面。与金属丝紧密接触,不仅能达到良好的导电效果,而且接触牢靠,不易脱落。(The invention discloses a wiring terminal which comprises a groove body and a core wire pressing foot, wherein a pressing rib is vertically arranged on the inner surface of the core wire pressing foot, a plurality of knife-shaped or thorn-shaped bulges are arranged on the pressing rib, the pressing rib is a long and thin cuboid bulge, and the side wall of the groove body is bent upwards to form a saddle-shaped structure. The invention has the following advantages and effects: because the core wire presser foot adopts a plurality of slender cuboid protrusions, the protrusions are easy to pierce the insulating surface of the conducting wire during crimping. Especially the insulated surface of the enameled wire, enters the conductor, and the thorn-shaped protrusions are penetrated into the metal wire inside the lead. The metal wire is in close contact with the metal wire, so that a good conductive effect can be achieved, and the metal wire is firm in contact and not easy to fall off.)

1. The utility model provides a binding post, includes cell body (1), heart yearn presser foot (2), its characterized in that: the inner surface of the core wire presser foot (2) is vertically provided with a pressing rib (21), a plurality of knife-shaped or thorn-shaped bulges (22) are arranged on the pressing rib (21), the pressing rib (21) is a long and thin cuboid bulge, and the side wall of the groove body (1) is bent upwards to form a saddle-shaped structure.

2. A production process of a connection terminal for producing the connection terminal according to claim 1, characterized in that: the method comprises the following steps:

s1, cutting and forming, namely continuously transmitting the material belt to a punching machine to cut the material belt;

s2, cutting materials, namely cutting off useless materials in the material belt to obtain an unfolded material of the product;

s3, bending, and bending the finished product;

and S4, collecting finished products, and orderly collecting the formed finished products.

3. A production process of a connection terminal according to claim 2, characterized in that: the punching machine comprises a workbench (3) and a mounting seat (4) positioned above the workbench (3), wherein a cutting part (5), a cutting part (6) and a bending part (7) are sequentially arranged on the workbench (3);

the cutting part (5) comprises a first fixed die (51) arranged on the workbench (3) and a first movable die (52) arranged on the mounting seat (4), the first fixed die (51) is horizontally connected with a cutting die (53) in a sliding manner, and the outer wall of the first fixed die (51) is provided with a cylinder (54) for driving the cutting die (53) to slide in a reciprocating manner;

the cutting part (6) comprises a second fixed die (61) arranged on the workbench (3) and a second movable die (62) arranged on the mounting seat (4), and the second fixed die (61) is sequentially provided with a fixing piece (63), a connecting terminal shape die (64) and a connecting terminal forming die (65) which are bilaterally symmetrical;

the bending part (7) comprises a third fixed die (71) arranged on the workbench (3) and a third movable die (72) arranged on the mounting seat (4), a bending groove (73) is formed in the third fixed die (71), and a bending rod (74) is arranged in the bending groove (73).

4. A production process of a connection terminal according to claim 3, characterized in that: the cutting part (6) further comprises a width limiting component (66) which is symmetrical left and right, the width limiting component (66) is positioned on the second fixed die (61), and the width of the width limiting component (66) is smaller than the width of the material belt.

5. A process for manufacturing a terminal according to claim 4, wherein: the second fixed die (61) is provided with a pair of bilaterally symmetrical discharge ports (67).

6. A production process of a connection terminal according to claim 3, characterized in that: the punching machine further comprises a traction part (8) positioned behind the bending part (7), the traction part (8) comprises a traction seat (81), a sliding groove (82) for a wiring terminal to slide is formed in the traction seat (81), an elastic rod (83) is connected in the sliding groove (82) in a transverse sliding mode, a cylindrical head (84) used for driving the elastic rod (83) to slide is arranged on the outer wall of the traction seat (81), and a driving rod (85) used for driving the cylindrical head (84) to slide is vertically arranged on the mounting seat (4); the air pump (86) for supplying air to the air cylinder (54) is arranged on the workbench (3), the air pump (86) is provided with an electromagnetic valve (87) for controlling the air pump to be opened and closed, the workbench (3) is provided with a touch switch (88) for controlling the electromagnetic valve (87) to be opened and closed, and the cylindrical head (84) is used for touching the touch switch (88).

Technical Field

The invention relates to the field of wiring terminals, in particular to a wiring terminal and a production process thereof.

Background

The wiring terminal is an accessory product for realizing electrical connection, and along with the increasing industrial automation degree and the stricter and more accurate industrial control requirements, the use amount of the wiring terminal gradually rises and the variety of the wiring terminal is increased.

The most common method for producing the connection terminal is to punch the inner surface of the core wire presser foot by a punch press to produce plate beads each having a rectangular longitudinal section, however, when the plate beads are pressed, the insulating layer of the metal wire (e.g., enameled wire) having the insulating layer needs to be removed to electrically connect the metal wire and the core wire presser foot. The connecting process is more, poor electric connection between the end surface of the core wire presser foot and the metal wire can occur, the electromechanical connection effect can not be generated, and improvement is needed.

Disclosure of Invention

The invention aims to provide a connecting terminal which has the effect of improving the conductivity.

The technical purpose of the invention is realized by the following technical scheme: a wiring terminal comprises a groove body and a core wire pressing foot, wherein a pressing rib is vertically arranged on the inner surface of the core wire pressing foot, a plurality of knife-shaped or thorn-shaped bulges are arranged on the pressing rib, the pressing rib is a long and thin cuboid bulge, and the side wall of the groove body is bent upwards to form a saddle-shaped structure.

By adopting the technical scheme, as the core wire presser foot adopts the plurality of long and thin cuboid protrusions, the protrusions easily pierce the insulating surface of the lead when in compression joint. Especially the insulated surface of the enameled wire, enters the conductor, and the thorn-shaped protrusions are penetrated into the metal wire inside the lead. The metal wire is in close contact with the metal wire, so that a good conductive effect can be achieved, and the metal wire is firm in contact and not easy to fall off.

The invention also aims to provide a production process of the connecting terminal, which has the effect of high-efficiency production.

The technical purpose of the invention is realized by the following technical scheme: a production process of a connection terminal for producing the connection terminal according to claim 1, comprising the steps of:

s1, cutting and forming, namely continuously transmitting the material belt to a punching machine to cut the material belt;

s2, cutting materials, namely cutting off useless materials in the material belt to obtain an unfolded material of the product;

s3, bending, and bending the finished product;

and S4, collecting finished products, and orderly collecting the formed finished products.

By adopting the technical scheme, the efficient production process is arranged, the continuous stamping, cutting, bending and collection of finished products are realized, and the effect of efficient production is achieved.

The invention is further provided with: the punching machine comprises a workbench and a mounting seat positioned above the workbench, and the workbench is sequentially provided with a cutting part, a cutting part and a bending part; the cutting part comprises a first fixed die arranged on the workbench and a first movable die arranged on the mounting seat, the first fixed die is horizontally connected with a cutting die in a sliding manner, and the outer wall of the first fixed die is provided with a cylinder for driving the cutting die to slide in a reciprocating manner; the cutting part comprises a second fixed die arranged on the workbench and a second movable die arranged on the mounting seat, and the second fixed die is sequentially provided with a fixing piece, a connecting terminal shape die and a connecting terminal forming die which are bilaterally symmetrical; the bending part comprises a third fixed die arranged on the workbench and a third movable die arranged on the mounting seat, a bending groove is formed in the third fixed die, and a bending rod is arranged in the bending groove.

Through adopting above-mentioned technical scheme, when production binding post, with the material area continuous transmission to the punching press portion in, utilize cylinder drive cutting die reciprocating motion, realize the cutting of a plurality of long and thin cuboid prominent protruding muscle on the material area. And then continuously conveying the material belt into a cutting part, blanking the connecting excess material between two finished products, and continuously pushing the material belt through the semi-finished product material belt. And then, continuously transmitting the semi-finished material belt into the bending part, and bending the semi-finished material belt by utilizing the matching of the bending groove and the bending rod to realize the continuous cutting, cutting and bending operations of the wiring terminal. Therefore, through the high-automation punching machine, the continuous cutting, cutting and bending operations of the material belt are realized, and the continuous production and the efficient production of the wiring terminal are realized.

The invention is further provided with: the cutting part further comprises width limiting parts which are bilaterally symmetrical, the width limiting parts are located on the second fixed die, and the width of each width limiting part is smaller than the width of the material belt.

Through adopting above-mentioned technical scheme, when the material area was tailor the step, because the spacing part of width is less than the material width of taking, consequently realized realizing the stable transmission in material area to the fixed in the process of tailorring material area to can avoid the material area to be taken into next process.

The invention is further provided with: the second fixed die is provided with a pair of bilaterally symmetrical discharge ports.

Through adopting above-mentioned technical scheme, the waste material of tailorring the production can be discharged through the bin outlet, avoids piling up the emergence that causes the jam condition because of the waste material.

The invention is further provided with: the punching machine further comprises a traction part positioned behind the bending part, the traction part comprises a traction seat, a sliding groove for the wire connecting terminal to slide is formed in the traction seat, an elastic rod is connected in the sliding groove in a transverse sliding mode, a cylindrical head used for driving the elastic rod to slide is arranged on the outer wall of the traction seat, and a driving rod used for driving the cylindrical head to slide is vertically arranged on the mounting seat; the air pump is arranged on the workbench and used for supplying air to the air cylinder, the air pump is provided with an electromagnetic valve for controlling the air pump to be opened and closed, the workbench is provided with a touch switch for controlling the electromagnetic valve to be opened and closed, and the cylindrical head is used for touching the touch switch.

Through adopting above-mentioned technical scheme, when the mount pad compound die, will drive actuating lever simultaneous movement, actuating lever control cylinder head rearward movement and conflict touch switch this moment, solenoid valve and air pump open this moment, realize the control of cylinder work. Meanwhile, the cylindrical head drives the elastic rod to move synchronously, and the elastic rod is used for driving the material belt to move backwards for one station. When the mounting base is opened, the driving rod is driven to move upwards synchronously, and the cylindrical head drives the elastic rod to reset automatically. The automatic traction of the material belt is realized by sequentially reciprocating, so that the automation of the whole production process is realized, and the production efficiency of the connecting terminal is effectively improved.

In conclusion, the invention has the following beneficial effects:

1. because the core wire presser foot adopts a plurality of slender cuboid protrusions, the protrusions are easy to pierce the insulating surface of the conducting wire during crimping. Especially the insulated surface of the enameled wire, enters the conductor, and the thorn-shaped protrusions are penetrated into the metal wire inside the lead. The conductive wire is tightly contacted with the metal wire, so that a good conductive effect can be achieved, and the conductive wire is firmly contacted and is not easy to fall off;

2. by setting an efficient production process, the continuous stamping, cutting, bending and collection of finished products are realized, and the effect of efficient production is achieved;

3. by arranging a highly-automatic punching machine, the continuous cutting, cutting and bending operations of the material belt are realized, so that the continuous production and the efficient production of the connecting terminal are realized;

4. through setting up the high automatic portion that pulls, realize the automation in material area and pull to realize the automation of whole production technology, the effectual production efficiency who improves connecting terminal.

Drawings

FIG. 1 is a schematic structural view of an embodiment;

fig. 2 is a schematic structural view of the punch press of the embodiment;

fig. 3 is a schematic structural diagram of the table of the embodiment.

Reference numerals: 1. a trough body; 2. a core wire presser foot; 21. pressing ribs; 22. a protrusion; 3. a work table; 4. a mounting seat; 5. a cutting portion; 51. a first stationary mold; 52. a first movable mold; 53. cutting a die; 54. a cylinder; 6. a cutting part; 61. a second stationary mold; 62. a second movable mold; 63. a fixing member; 64. connecting a terminal shape mold; 65. a connecting terminal forming die; 66. a width limiting component; 67. a discharge outlet; 7. a bending part is pressed; 71. a third fixed die; 72. a third movable mould; 73. bending the groove; 74. bending the rod; 8. a traction part; 81. a traction seat; 82. a chute; 83. an elastic rod; 84. a cylindrical head; 85. a drive rod; 86. an air pump; 87. an electromagnetic valve; 88. and (6) touching a switch.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.