CN215941153U

CN215941153U - Dab switch production and use terminal bending device

Info

Publication number: CN215941153U
Application number: CN202122227650.8U
Authority: CN
Inventors: 向荣锋
Original assignee: Zhejiang Weiteli Electronics Co ltd
Current assignee: Zhejiang Weiteli Electronics Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-03-04
Anticipated expiration: 2031-09-15

Abstract

The utility model discloses a terminal bending device for tact switch production, which comprises a supporting seat and a terminal pressing mechanism arranged above the supporting seat, wherein the terminal pressing mechanism comprises an installation seat, pressing blocks and a driving structure, the installation seat is driven by a lifting driving mechanism to move up and down, the position of the lower part of the installation seat, which is right opposite to the supporting seat, is provided with a pressing block, the middle parts of the two pressing blocks, which are respectively positioned at two sides of the pressing block, are rotatably arranged at the lower part of the installation seat through an installation shaft, the lower ends of the two pressing blocks are provided with opposite pressing parts, and the pressing parts of the two pressing blocks are arranged in a splayed shape in a normal state and are driven by the driving structure to be close to or far away from each other. The technical scheme of the utility model has reasonable and optimized structure, and through the splayed structural design of the two pressing blocks in the normal state, the lifting driving mechanism is used for driving the pressing block to press and bend the terminal at first, and then the driving structure is used for driving the pressing block to bend the terminal to a preset angle, so that the action stability is good.

Description

Dab switch production and use terminal bending device

Technical Field

The utility model relates to a terminal bending device for tact switch production, and belongs to the technical field of structure design of tact switch production equipment.

Background

The tact switch is widely applied to electronic products, and the number of the tact switch is large. At present, in order to improve the production efficiency of the finished product of the tact switch shown in fig. 7, a plurality of related parts of the tact switch and an integrated terminal material frame are assembled together in order on an automatic assembling machine to form a semi-finished product of the tact switch (the structure is shown in fig. 5), then corresponding terminals on the terminal material frame are bent downwards by 90 degrees on a forming machine (the structure is shown in fig. 6), and then the redundant parts on the terminal material frame are cut to form the finished product of the tact switch, wherein the bending of the terminals is completed by a terminal bending device. The existing terminal bending device has the problems that the number of components is large, the structure is relatively complex, and meanwhile, the action stability is poor.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides the terminal bending device for the production of the tact switch, which is optimized and reasonable in structure, so as to solve the problems of complex structure and poor action stability of the conventional terminal bending device.

The technical scheme for realizing the purpose of the utility model is as follows:

the utility model provides a dab switch production is with terminal bending device, includes the supporting seat and locates the pressure terminal mechanism of supporting seat top, press terminal mechanism to include mount pad, briquetting and drive structure, the mount pad is driven by lift actuating mechanism and reciprocates, the mount pad lower part with the just right position of supporting seat is equipped with presses the briquetting, and the split-type lies in two briquetting middle parts of pressing briquetting both sides and is in through the rotatable setting of an installation axle respectively the mount pad lower part, two briquetting lower extremes have relative crimping portion, are the splayed setting under the crimping normality of two briquetting, and receive drive structure drive is close to each other or keeps away from.

In the above scheme, the driving structure includes an elastic component and a power element, the elastic component makes the crimping portions of the two pressing blocks always keep a tendency of rotating in a direction away from each other, and the power element is used for driving the crimping portions of the two pressing blocks to approach each other against the elastic force of the elastic component.

In the above scheme, the elastic component is a tension spring, and two ends of the tension spring are connected with the upper ends of the two pressing blocks.

In the above scheme, the power element includes two driving cylinders fixed on the mounting base, the two driving cylinders are respectively and correspondingly located at the outer sides of the two pressing blocks, and the output ends of the driving cylinders act on the crimping portions.

In the above scheme, the output end is fixed with a transmission sleeve, and the end part of the transmission sleeve is hemispherical and is abutted against the side surface of the crimping part.

In the above scheme, the mounting seat is provided with the mounting cavity, and the driving cylinder is embedded in the mounting cavity.

In the above scheme, the lifting driving mechanism is an electric mechanism or a pneumatic mechanism.

The utility model has the positive effects that: the terminal bending device has the advantages that the structure is optimized and reasonable, the two pressing blocks are in the splayed structural design in the normal state, the lifting driving mechanism is used for driving the pressing block to press and bend the terminal to a preset angle (such as 90 degrees) in a pressing mode, then the driving structure is used for driving the pressing block to be abutted in a lateral mode, the structural design of the terminal bending device is simple and reasonable, the number of formed parts is relatively small, the action is flexible, and the stability is good.

Drawings

FIG. 1 is a perspective view of a terminal bending device for tact switch production in the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a perspective view of the support base of the present invention;

FIG. 4 is a perspective view of the push terminal mechanism of the present invention;

FIG. 5 is a schematic diagram of a semi-finished product of the tact switch (before bending the terminal);

FIG. 6 is a schematic diagram of a semi-finished product of the tact switch (after bending the terminal);

fig. 7 is a perspective view of a finished tact switch.

The reference symbols shown in the figures are: 1-supporting seat, 2-mounting seat, 21-pressing block, 22-mounting cavity, 3-pressing block, 31-pressing part, 4-tension spring, 5-driving cylinder, 51-transmission sleeve, 61-terminal material frame and 62-terminal.

Detailed Description

The specific structure of the terminal bending device of the present invention is described below with reference to the drawings of the specification:

a terminal bending device for tact switch production is shown in figures 1-4 and comprises a supporting seat 1 and a terminal pressing mechanism arranged above the supporting seat 1, wherein the terminal pressing mechanism comprises an installation seat 2, pressing blocks 3 and a driving structure, the installation seat 2 is driven by a lifting driving mechanism to move up and down, a pressing block 21 is arranged at a position, right opposite to the supporting seat 1, on the lower portion of the installation seat 2, the middle portions of two pressing blocks 3 respectively located on two sides of the pressing block 21 are rotatably arranged on the lower portion of the installation seat 2 through an installation shaft, opposite pressing parts 31 are arranged at the lower ends of the two pressing blocks 3, and the pressing parts 31 of the two pressing blocks 3 are arranged in a splayed mode in a normal state and driven by the driving structure to be close to or far away from each other. In the technical scheme of this embodiment, the semi-finished product of the tact switch shown in fig. 5 is placed on the upper portion of the supporting seat 1, the mounting seat 2 is driven by the lifting driving mechanism to move downward, the pressing block 21 is pressed on the middle portion of the terminal material frame 61 on the supporting seat 1, the terminals 62 on two sides are pressed downward to be inclined by the pressing part 31 on the pressing block 3, and then the pressing part 31 is driven by the driving structure to rotate to further bend the terminals 62 until a predetermined angle is formed.

In a further technical solution of this embodiment, as shown in fig. 1 to 4, the driving structure includes an elastic member that keeps the press-contact portions 31 of the two press pieces 3 always in a tendency of rotating in a direction away from each other, and a power member that drives the press-contact portions 31 of the two press pieces 3 to approach each other against an elastic force of the elastic member. The technical scheme of this embodiment simple structure, motion stability is good, and during processing, the power component drive two briquetting 3 make the crimping portion 31 on two briquetting 3 be close to each other with thereby will terminal 62 is bent to predetermineeing the angle, at this in-process elastomeric element stores the energy storage, and when the power component reset, elastomeric element releases the energy storage and drives the crimping portion 31 of two briquetting 3 and separate each other and resume and be the splayed setting.

In a further technical solution of this embodiment, as shown in fig. 2, the elastic component is a tension spring 4, and two ends of the tension spring 4 are connected to the upper ends of the two pressing blocks 3. In this embodiment technical scheme, preferred extension spring 4 is as elastomeric element, set up on two briquetting 3 and hang post or hanging hole structure, with extension spring 4 both ends hang can, the equipment is convenient.

In a further technical solution of this embodiment, as shown in fig. 4, the power element includes two driving cylinders 5 fixed on the mounting base 2, the two driving cylinders 5 are respectively and correspondingly located at outer sides of the two pressing blocks 3, an output end of the driving cylinder 5 acts on the crimping portion 31, the driving cylinder is selected as the power element, the driving cylinder is easily available on the market, manufacturing difficulty is reduced, and rotation control of the crimping portion 31 is achieved by stretching and contracting a cylinder rod of the driving cylinder. More specifically, a transmission sleeve 51 is fixed at the output end of the cylinder rod of the driving cylinder, and the end of the transmission sleeve 51 is hemispherical and abuts against the side surface of the crimping part 31; the positioning mode of driving actuating cylinder 5 does set up installation cavity 22 on mount pad 2, will drive actuating cylinder 5 and inlay and adorn in installation cavity 22, when both take place relative slip through setting up half spherical structure's driving sleeve 51 outer end structure and crimping portion side contact in addition, the action is more smooth, effectively prevents that the jamming phenomenon from taking place.

In a further technical solution of this embodiment, the lifting driving mechanism may be an electric mechanism (e.g., an electric push rod) or a pneumatic mechanism (e.g., an air cylinder).

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And such obvious changes and modifications which fall within the spirit of the utility model are deemed to be covered by the present invention.

Claims

1. The utility model provides a dab terminal bending device for switch production, includes supporting seat (1) and locates the pressure terminal mechanism of supporting seat (1) top, a serial communication port, pressure terminal mechanism includes mount pad (2), briquetting (3) and drive structure, mount pad (2) are driven by lift actuating mechanism and reciprocate, mount pad (2) lower part with supporting seat (1) just right position is equipped with presses briquetting (21), and two briquetting (3) middle parts that separate in pressing briquetting (21) both sides are in respectively through the rotatable setting of an installation axle mount pad (2) lower part, two briquetting (3) lower extreme have relative crimping portion (31), are the splayed setting under crimping portion (31) normality of two briquetting (3), and receive drive structure drive is close to each other or keeps away from.

2. The device for bending a terminal for tact switch production as claimed in claim 1, wherein said driving structure comprises an elastic member and a power element, said elastic member keeps the crimping portions (31) of the two press blocks (3) always in a tendency of rotating in a direction away from each other, said power element is used for driving the crimping portions (31) of the two press blocks (3) to approach each other against the elastic force of said elastic member.

3. The terminal bending device for the tact switch production as claimed in claim 2, wherein the elastic member is a tension spring (4), and two ends of the tension spring (4) are connected to the upper ends of the two pressing blocks (3).

4. The device for bending the terminal for the tact switch production according to claim 2, wherein the power element comprises two driving cylinders (5) fixed on the mounting base (2), the two driving cylinders (5) are respectively located at the outer sides of the two pressing blocks (3), and the output end of the driving cylinder (5) acts on the crimping part (31).

5. The device for bending the terminal for the tact switch production according to claim 4, wherein a driving sleeve (51) is fixed to the output end, and an end of the driving sleeve (51) is hemispherical and abuts against a side surface of the crimping part (31).

6. The terminal bending device for the tact switch production according to claim 4, wherein an installation cavity (22) is provided on the installation base (2), and the driving cylinder (5) is embedded in the installation cavity (22).

7. The device for bending a terminal for use in production of a tact switch according to any one of claims 1 to 6, wherein the lifting drive mechanism is an electric mechanism or a pneumatic mechanism.