阅读说明：本技术 一种全自动插针折弯机及其加工方法 (Full-automatic pin bending machine and machining method thereof ) 是由 张炳圣 张炎 戴真 于 2021-08-26 设计创作，主要内容包括：本发明公开了一种全自动插针折弯机及其加工方法,包括机架本体,所述机架本体一端设置有滚筒支架,所述机架本体上设置有校直机构及安装板,所述校直机构与安装板并排设置,所述安装板上通过第一导轨连接有调节滑板,所述调节滑板上包含有倒角机构及切断机构,所述倒角机构位于切断机构的一侧,所述切断机构包括切断框架、第一伸缩缸、抵触块及切断滑块；通过设置有第一校直滚轮、第二校直滚轮、切断滑块、第二伸缩气缸、折弯治具、折弯压块、第一伸缩缸及抵触块,便于对方针进行切断及弯折,使方针插入端子,避免需要购买长度一致的方针,通过人工对方针摆放进行弯折,造成的方针长度不一致,便于确保产品质量的稳定性。(The invention discloses a full-automatic pin bending machine and a processing method thereof, wherein the full-automatic pin bending machine comprises a rack body, one end of the rack body is provided with a roller bracket, the rack body is provided with a straightening mechanism and an installation plate, the straightening mechanism and the installation plate are arranged side by side, the installation plate is connected with an adjusting sliding plate through a first guide rail, the adjusting sliding plate comprises a chamfering mechanism and a cutting mechanism, the chamfering mechanism is positioned on one side of the cutting mechanism, and the cutting mechanism comprises a cutting frame, a first telescopic cylinder, a collision block and a cutting slide block; through being provided with first alignment gyro wheel, second alignment gyro wheel, cutting off slider, second telescopic cylinder, the tool of bending, the briquetting of bending, first telescopic cylinder and touch block, be convenient for cut off and buckle the square needle, make the square needle insert the terminal, avoid needing to purchase the square needle of unanimous length, put through artifical square needle pendulum and buckle, the square needle length that causes is inconsistent, is convenient for ensure product quality's stability.)

1. The utility model provides a full-automatic contact pin bender, includes frame body (1), its characterized in that: the automatic cutting machine is characterized in that a roller support (2) is arranged at one end of the machine frame body (1), a straightening mechanism (7) and a mounting plate (23) are arranged on the machine frame body (1), the straightening mechanism (7) and the mounting plate (23) are arranged side by side, an adjusting sliding plate (24) is connected onto the mounting plate (23) through a first guide rail, the adjusting sliding plate (24) comprises a chamfering mechanism (4) and a cutting mechanism (6), the chamfering mechanism (4) is located on one side of the cutting mechanism (6), the cutting mechanism (6) comprises a cutting frame (13), a first telescopic cylinder (14), a collision block (15) and a cutting slider (16), the cutting frame (13) is fixed on the adjusting sliding plate (24), a feeding port (17) is formed in one side of the cutting frame (13), a square needle (3) is arranged on the inner side of the feeding port (17), and a cutting slider (16) is arranged on the inner side of the cutting frame (13), a cutter is arranged at the top end of the cutting slide block (16), a first telescopic cylinder (14) is fixed on the lower surface of the mounting plate (23), the output end of the first telescopic cylinder (14) is provided with a contact block (15), the contact block (15) is contacted with a cutting slide block (16), a feeding guide rail (20) is fixed at one end of the upper surface of the mounting plate (23) through a support rod, a limit stop (25) is arranged on one side wall of the feeding guide rail (20), a terminal (19) is arranged on the inner side of the feeding guide rail (20), the mounting plate (23) is connected with a bending pressing block (18) through a second guide rail in a sliding way, a third telescopic cylinder is arranged at the top end of the bending pressing block (18), a second telescopic cylinder (22) is fixed on the lower surface of the mounting plate (23), the top end of the second telescopic cylinder (22) is provided with a bending jig (21), and the bending jig (21) and the bending pressing block (18) are located on the same straight line.

2. The full-automatic pin bending machine according to claim 1, characterized in that: straightening mechanism (7) are including first alignment gyro wheel (8), second alignment gyro wheel (9) and mounting panel (10), mounting panel (10) are fixed in frame body (1) upper surface, mounting panel (10) one side is provided with first alignment gyro wheel (8) and second alignment gyro wheel (9) side by side.

3. The full-automatic pin bending machine according to claim 2, characterized in that: the cross section of the support plate (10) is L-shaped, and the first straightening idler wheel (8) and the second straightening idler wheel (9) are arranged in a plurality of numbers.

4. The full-automatic pin bending machine according to claim 1, characterized in that: the chamfering mechanism (4) comprises a chamfering support block (11) and a chamfering groove (12), the chamfering support block (11) is fixed on the upper surface of the adjusting sliding plate (24), and the chamfering groove (12) is formed in the inner side of the chamfering support block (11).

5. The full-automatic pin bending machine according to claim 4, characterized in that: the chamfering support block (11) is provided with three chamfering grooves (12) which are arranged at four positions along a short side of the chamfering support block (11) side by side.

6. The full-automatic pin bending machine according to claim 1, characterized in that: a notch is formed in the contact block (15), and the cross section of the notch is wavy.

7. The full-automatic pin bending machine according to claim 1, characterized in that: the mounting panel (23) upper surface one end is fixed with the third telescoping cylinder, the output of third telescoping cylinder cooperates through the spread groove with adjusting slide (24).

8. The full-automatic pin bending machine according to claim 1, characterized in that: the lower end of the bending pressing block (18) is provided with a chamfer, and the bending jig (21) is provided with a bending groove.

9. The processing method of the full-automatic pin bending machine according to any one of claims 1 to 8, characterized in that: the method comprises the following steps:

a. hanging the coiled square needles (3) on a roller bracket (2), enabling the coiled square needles to flow to a straightening mechanism (7) through an automatic feeder, and straightening the square needles (3) through a first straightening roller (8) and a second straightening roller (9);

b. the straightened square needle (3) is fed forwards to a chamfering mechanism (4) according to the length, and the front end of the square needle (3) is chamfered for one time through a chamfering groove (12) at the chamfering mechanism (4);

c. feeding the chamfered square needle (3) forwards to a cutting mechanism (6) according to the length for cutting, performing secondary chamfering on the tail part of the square needle (3) by a chamfering mechanism (4), and continuously feeding the square needle into the cutting mechanism (6) for cutting;

d. the cut square needle (3) enters a bending groove, U-shaped bending is carried out through a bending mechanism (5), and a vibrating disc flows the terminal (19) to a feeding guide rail (20);

f. the material distributing mechanism pushes the terminals (19) to the upper side of the bending groove, 4 bent square pins (3) are inserted into the terminals (19) through the bending jig (21), and finally the inserted terminals flow to the material storage area.

10. The processing method of the full-automatic pin bending machine according to claim 9, characterized in that:

in the step c, the secondary chamfering angle is 30 degrees, the first telescopic cylinder (14) pushes the contact block (15) to move towards the cutting slide block (16), the contact block (15) abuts against the cutting slide block (16) to ascend, and a blade at the upper end of the cutting slide block (16) cuts off the square needle (3);

in the step f, the third telescopic cylinder pushes the bending pressing block (18) to move downwards, and the bending pressing block (18) extrudes the square needle (3) to bend the square needle (3).

Technical Field

The invention belongs to the technical field of pin bending, and particularly relates to a full-automatic pin bending machine and a processing method thereof.

Background

The terminal is a member for connecting the battery to an external conductor. In electrotechnology, a terminal is a multi-finger terminal, namely a wiring terminal, a type division single hole, a double hole, a socket, a hook and the like, and the material division is copper silver plating, copper zinc plating, copper, aluminum, iron and the like. The functions of the conductive pins are mainly used for transmitting electric signals or conducting electricity, and the pins are required to be inserted into the terminals in the terminal production process so as to communicate with the circuit through the pins.

When an existing terminal is machined, the existing square pins with the length being equal to the angle of the existing terminal are generally purchased, four square pins are manually placed in a bending tool to be bent and formed, then the four square pins are automatically inserted into the terminal, the square pins are only 0.5mm, the straightness is poor, the four square pins are easy to deform, when 4 square pins are manually placed and bent, errors exist in the positions of the pins, the length of the 4 square pins which are bent and inserted cannot be guaranteed, the center distance of the 4 pins is only 2.5mm, the operation is extremely inconvenient, the square pins with the longer length cannot be cut off conveniently, and then the pins are bent.

Disclosure of Invention

The invention aims to provide a full-automatic pin bending machine and a processing method thereof, and aims to solve the problems that when the existing terminal processing is provided in the background technology, an existing length and chamfered square needle is generally purchased, four square needles are manually placed in a bending tool to be bent and formed, then the four square needles are automatically inserted into a terminal, the square needle is only 0.5mm, the straightness is poor, the terminal is easy to deform, when 4 square needles are manually placed and bent, the position of the needle has errors, the bending and inserting lengths of the 4 square needles cannot be guaranteed, the center distance of the 4 needles is only 2.5mm, the operation is inconvenient, the square needle with a longer length cannot be cut well, and then the terminal is bent.

In order to achieve the purpose, the invention provides the following technical scheme: a full-automatic pin bending machine comprises a machine frame body, wherein a roller bracket is arranged at one end of the machine frame body, a straightening mechanism and a mounting plate are arranged on the machine frame body, the straightening mechanism and the mounting plate are arranged side by side, an adjusting sliding plate is connected onto the mounting plate through a first guide rail, the adjusting sliding plate comprises a chamfering mechanism and a cutting mechanism, the chamfering mechanism is positioned on one side of the cutting mechanism, the cutting mechanism comprises a cutting frame, a first telescopic cylinder, a contact block and a cutting slider, the cutting frame is fixed on the adjusting sliding plate, a feed inlet is formed in one side of the cutting frame, a square needle is arranged on the inner side of the feed inlet, the cutting slider is arranged on the inner side of the cutting frame, a cutter is arranged at the top end of the cutting slider, the first telescopic cylinder is fixed on the lower surface of the mounting plate, the contact block is arranged at the output end of the first telescopic cylinder, the contact block is contacted with the cutting slide block, a feeding guide rail is fixed to one end of the upper surface of the mounting plate through a support rod, a limit stop is arranged on one side wall of the feeding guide rail, a terminal is arranged on the inner side of the feeding guide rail, a bending press block is connected to the mounting plate through a second guide rail in a sliding mode, a third telescopic cylinder is arranged at the top end of the bending press block, a second telescopic cylinder is fixed to the lower surface of the mounting plate, a bending jig is arranged at the top end of the second telescopic cylinder, and the bending jig and the bending press block are located on the same straight line.

Preferably, the straightening mechanism comprises a first straightening roller, a second straightening roller and a support plate, the support plate is fixed on the upper surface of the rack body, and the first straightening roller and the second straightening roller are arranged on one side of the support plate side by side.

Preferably, the cross section of the support plate is L-shaped, and the first straightening idler wheel and the second straightening idler wheel are both provided with a plurality of straightening idler wheels.

Preferably, the chamfering mechanism comprises a chamfering support block and a chamfering groove, the chamfering support block is fixed on the upper surface of the adjusting sliding plate, and the chamfering groove is formed in the inner side of the chamfering support block.

Preferably, the chamfer supporting blocks are three, and the chamfer grooves are arranged at four positions along a short edge of the chamfer supporting block side by side.

Preferably, the contact block is provided with a notch, and the cross section of the notch is wavy.

Preferably, a third telescopic cylinder is fixed at one end of the upper surface of the mounting plate, and the output end of the third telescopic cylinder is matched with the adjusting sliding plate through a connecting groove.

Preferably, the lower end of the bending pressing block is provided with a chamfer, and the bending jig is provided with a bending groove.

A processing method of a full-automatic pin bending machine comprises the following steps:

a. hanging the coiled square needle on a roller bracket, enabling the coiled square needle to flow to a straightening mechanism through an automatic feeder, and straightening the square needle through a first straightening roller and a second straightening roller;

b. feeding the straightened square needle forwards to a chamfering mechanism according to the length, and chamfering the square needle once at the foremost end of the square needle through a chamfering groove at the chamfering mechanism;

c. feeding the square needle with the chamfered angle forwards to a cutting mechanism according to the length for cutting, and carrying out secondary chamfering on the tail part of the square needle by a chamfering mechanism and continuously feeding the square needle into the cutting mechanism for cutting;

d. cutting off a rear needle to enter the bending groove, performing U-shaped bending through the bending mechanism, and enabling the terminal to flow to the feeding guide rail through the vibrating disc;

f. the material distribution mechanism pushes the terminal to the upper side of the bending groove, the bent square pin is inserted into the terminal through the bending jig, and finally the inserted terminal flows to the material storage area.

Preferably, in the step c, the secondary chamfering angle is 30 degrees, the first telescopic cylinder pushes the contact block to move towards the cutting slide block, the contact block abuts against the cutting slide block to ascend, and a blade at the upper end of the cutting slide block cuts the square needle;

and f, pushing the bending press block to move downwards by the third telescopic cylinder, and extruding the square needle by the bending press block to bend the square needle.

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

through being provided with first alignment gyro wheel, second alignment gyro wheel, cut off the slider, the flexible cylinder of second, the tool of bending, the briquetting of bending, first telescoping cylinder and touch pad, be convenient for cut off and buckle the square needle, make the square needle insert the terminal, avoid needing to purchase the square needle of length unanimity, need artifical square needle pendulum to put and buckle, the square needle length that causes is inconsistent, be convenient for ensure product quality's stability, improve the contact pin effect to the terminal, the device can save artifical intensity of labour, and the machining efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the alignment mechanism of the present invention;

FIG. 3 is a schematic view of the cutting mechanism of the present invention;

FIG. 4 is a schematic view of a bending press block structure according to the present invention;

FIG. 5 is a schematic view of a second telescopic cylinder according to the present invention;

FIG. 6 is a schematic cross-sectional view at A of FIG. 5 in accordance with the present invention;

in the figure: 1. a frame body; 2. a drum support; 3. a guideline; 4. a chamfering mechanism; 5. a bending mechanism; 6. a cutting mechanism; 7. a straightening mechanism; 8. a first straightening roller; 9. a second straightening roller; 10. a mounting plate; 11. chamfering the support block; 12. chamfering grooves; 13. cutting off the frame; 14. a first telescoping cylinder; 15. a contact block; 16. cutting off the sliding block; 17. a feed inlet; 18. bending the pressing block; 19. a terminal; 20. a feeding guide rail; 21. bending the jig; 22. a second telescopic cylinder; 23. mounting a plate; 24. adjusting the sliding plate; 25. and a limit stop.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a full-automatic pin bending machine comprises a machine frame body 1, wherein a roller bracket 2 is arranged at one end of the machine frame body 1, feeding is facilitated, a straightening mechanism 7 and a mounting plate 23 are arranged on the machine frame body 1, the straightening mechanism 7 and the mounting plate 23 are arranged side by side, straightening of a bent square needle 3 is facilitated, an adjusting sliding plate 24 is connected onto the mounting plate 23 through a first guide rail, the positions of a chamfering mechanism 4 and a cutting mechanism 6 are facilitated to be adjusted, the adjusting sliding plate 24 comprises the chamfering mechanism 4 and the cutting mechanism 6, the chamfering mechanism 4 is located on one side of the cutting mechanism 6, the cutting mechanism 6 comprises a cutting frame 13, a first telescopic cylinder 14, a collision block 15 and a cutting slide block 16, the cutting frame 13 is fixed onto the adjusting sliding plate 24, a feed inlet 17 is formed in one side of the cutting frame 13, the square needle 3 is arranged on the inner side of the feed inlet 17, the cutting slide block 16 is arranged on the inner side of the cutting frame 13, the position of the cutter is convenient to adjust, the cutter is arranged at the top end of the cutting slide block 16, the cutting of a long-length square needle is convenient, the first telescopic cylinder 14 is fixed on the lower surface of the mounting plate 23, the output end of the first telescopic cylinder 14 is provided with the contact block 15, the contact block 15 is convenient to contact with the cutting slide block 16 and move upwards, the feeding guide rail 20 is fixed at one end of the upper surface of the mounting plate 23 through a support rod, the terminal 19 is convenient to move towards one side of the bending press block 18, a limit stop 25 is arranged on one side wall of the feeding guide rail 20 and is convenient to limit the moving position of the square needle 3, the square needle 3 is convenient to cut and bend by fixing the length, the terminal 19 is arranged on the inner side of the feeding guide rail 20, the bending press block 18 is connected to the mounting plate 23 through the second guide rail in a sliding mode, the bending press block 3 is convenient to bend, the third telescopic cylinder is arranged at the top end of the bending press block 18 and is convenient to push the bending press block 18 to move downwards, the square needle 3 is bent, a second telescopic cylinder 22 is fixed on the lower surface of the mounting plate 23, the position of the bending jig 21 is convenient to adjust, the bending jig 21 is arranged at the top end of the second telescopic cylinder 22, and the bending jig 21 and the bending pressing block 18 are located on the same straight line.

Preferably, alignment mechanism 7 includes first alignment gyro wheel 8, second alignment gyro wheel 9 and mounting panel 10, and mounting panel 10 is fixed in 1 upper surface of frame body, and mounting panel 10 one side is provided with first alignment gyro wheel 8 and second alignment gyro wheel 9 side by side, and the better guideline 3 of being convenient for is buckled.

Preferably, the cross section of the bracket plate 10 is L-shaped, and the first straightening idler wheel 8 and the second straightening idler wheel 9 are both provided with a plurality of straightening rollers, so that a better straightening effect is facilitated.

Preferably, chamfering mechanism 4 includes chamfer piece 11 and chamfer groove 12, and chamfer piece 11 is fixed in and adjusts slide 24 upper surface, and chamfer groove 12 has been seted up to chamfer piece 11 inboard, is convenient for chamfer 3.

Preferably, the number of the chamfering support blocks 11 is three, and the chamfering grooves 12 are arranged at four positions along a short side of each chamfering support block 11 side by side, so that chamfering can be performed on the plurality of the square needles 3 better.

Preferably, the collision block 15 is provided with a notch, and the cross section of the notch is wavy, so that the better collision cutting slide block 16 can move upwards conveniently.

Preferably, a third telescopic cylinder is fixed at one end of the upper surface of the mounting plate 23, and an output end of the third telescopic cylinder is matched with the adjusting sliding plate 24 through a connecting groove, so that the position of the adjusting sliding plate 24 can be adjusted conveniently.

Preferably, the lower end of the bending pressing block 18 is provided with a chamfer, and the bending jig 21 is provided with a bending groove, so that a better bending effect for the square needle 3 is facilitated.

A processing method of a full-automatic pin bending machine comprises the following steps:

a. hanging the coiled square needle 3 on a roller bracket 2, enabling the coiled square needle to flow to a straightening mechanism 7 through an automatic feeder, and straightening the square needle 3 through a first straightening roller 8 and a second straightening roller 9;

b. the straightened square needle 3 is fed forwards to a chamfering mechanism 4 according to the length, and the square needle 3 is chamfered for one time through a chamfering groove 12 at the chamfering mechanism 4 at the foremost end of the square needle 3;

c. feeding the chamfered square needle 3 forwards to a cutting mechanism 6 according to the length for cutting, and carrying out secondary chamfering on the tail part of the square needle 3 by a chamfering mechanism 4 and continuously feeding the square needle into the cutting mechanism 6 for cutting;

d. the cut square needle 3 enters a bending groove, U-shaped bending is carried out through a bending mechanism 5, and a vibrating disc enables the terminal 19 to flow to a feeding guide rail 20;

f. the material distributing mechanism pushes the terminals 19 to the upper side of the bending groove, 4 bent square pins 3 are inserted into the terminals 19 through the bending jig 21, and finally the inserted terminals flow to the material storage area.

Preferably, in the step c, the secondary chamfering angle is 30 degrees, the first telescopic cylinder 14 pushes the contact block 15 to move towards the cutting slide block 16, the contact block 15 abuts against the cutting slide block 16 to ascend, and a blade at the upper end of the cutting slide block 16 cuts the square needle 3; in the step f, the third telescopic cylinder pushes the bending press block 18 to move downwards, and the bending press block 18 extrudes the square needle 3 to bend the square needle 3.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.