CN218460718U - TO series component bending tool mechanism - Google Patents

Abstract

The utility model discloses a TO series components and parts frock mechanism of bending, include: the tool comprises a tool platform, a fixed front stop block, a fixed rear stop block, a movable sliding block, an adjusting screw, a guide shaft and a tool pressure head, wherein the fixed front stop block, the fixed rear stop block and the movable sliding block are arranged on the top surface of the upper backing plate. The fixed front stop block and the fixed rear stop block are both fixed. The movable sliding block is positioned between the fixed front stop block and the fixed rear stop block. And a positioning groove is formed on the top surface of the movable sliding block. The positioning groove is used for accommodating the main body part of the TO series component. The beneficial effects of the utility model reside in that: the mechanism has simple integral structure, convenient assembly and disassembly, is beneficial TO maintenance, and is particularly suitable for small-batch bending operation of TO series components.

Description

TO series component bending tooling mechanism

technical field

The utility model relates to a bending tool for electronic components, in particular to a bending tool mechanism for TO series components.

Background technique

For the small-batch bending operations of the pins of TO series components (such as diodes and triodes), the current bending method is often manual bending by the operator using needle-nose pliers. It is not difficult to find that the disadvantages of the above method are: 1. Use needle-nose pliers to manually bend, which is easily affected by human factors, and it is difficult to guarantee the consistency of the bending size; 2. Needle-nose pliers are used in the process of clamping component pins , may also cause some surface damage.

Utility model content

The purpose of the utility model is to solve the problem of using needle-nose pliers to manually bend the pins of TO series components in the prior art, and provide a novel tooling mechanism for bending TO series components.

In order to achieve this purpose, the technical scheme of the utility model is as follows: TO series component bending tooling mechanism, including: tooling platform, fixed front block, fixed rear block, movable slider, adjustment screw, guide shaft, tooling press head, the top surface of the upper backing plate is arranged with the fixed front block, the fixed rear block and the movable slider, the fixed front block and the fixed rear block are fixed, so The movable slider is located between the fixed front block and the fixed rear block, and the front of the fixed rear block is formed with a rear block passing hole and a rear block guide hole extending backward. The back of the slide block is formed with a slide block screw hole extending forward, the slide block screw hole has a common axis with the rear block passing hole, the adjustment screw extends along the front-rear direction, and the head of the adjustment screw The part is located at the rear side of the fixed rear stop, the front of the head of the adjustment screw is against the rear of the fixed rear stop, and the body of the adjustment screw has a hole located inside the passage hole of the rear stop. The optical axis section and the threaded section located inside the screw hole of the slider, the optical axis section is slidably matched with the shaft hole through the hole of the rear stopper, and the threaded section is threadedly matched with the screw hole of the slider , the guide shaft extends along the front-rear direction, the front end of the guide shaft is fixedly connected with the movable slider, the rear end of the guide shaft penetrates into the guide hole of the rear block, the guide shaft and the The guide hole of the rear stopper is slidably matched with the shaft hole, and a positioning groove is formed on the top surface of the movable slider, and the positioning groove is used to accommodate the main body of the TO series components. When the TO series components The main body of the device is placed in the positioning groove, the pins of the TO series components extend forward, and the pins of the TO series components do not exceed the fixed front stop forward. The part of the block and the part that exceeds the fixed front block forward, wherein, the part that exceeds the fixed front block forward is the part that needs to be bent, and the front of the top surface of the fixed front block The edge is a smooth curved surface chamfer, and the tooling head is located directly above the part of the forward beyond the fixed front stop; move the tooling head down, and the tooling head presses down the forward The portion beyond the fixed front stop such that the portion forward beyond the fixed front stop is bent downward.

As an optimal solution for the TO series component bending tooling mechanism, the tooling platform includes: a lower backing plate, a lower plate, a support frame, an upper plate, and an upper backing plate. Wherein, the lower backing plate, the lower plate, the support frame, the upper plate, and the upper backing plate are arranged sequentially from bottom to top, and are fixedly connected as a whole.

As a preferred solution for TO series component bending tooling mechanism, the guide shaft between the movable slider and the fixed rear block is surrounded by a compression spring, and the compression spring is respectively connected with the movable slider and the The fixed rear stop is opposed, and the compression spring is compressed, so that the front of the head of the adjusting screw is always in contact with the rear of the fixed rear stop.

As an optimal solution for the TO series component bending tooling mechanism, the number of the guide shafts is two, which are respectively located on the left and right sides of the adjustment screw, and the number of the guide holes of the rear stop is two, which are respectively located on the left and right sides of the adjustment screw. The rear stop goes through the left and right sides of the hole.

As an optimal solution for the bending tooling mechanism of TO series components, there are three positioning grooves, one for the left, one for the center and one for the right.

Compared with the prior art, the beneficial effects of the utility model are at least as follows: 1. The overall structure of the mechanism is simple, easy to assemble and disassemble, and easy to maintain, especially suitable for small batch bending operations of TO series components; 2. The fixed front stop The front edge of the top surface adopts a smooth curved chamfer to ensure that the R angle of the TO series components after bending meets the requirements of the IPC-A-610 standard; 3. By turning the adjusting screw, the distance between the movable slider and the fixed rear stopper can be adjusted. The spacing, and then change the actual length of the part beyond the fixed front stop to adapt to different bending size requirements.

Description of drawings

Fig. 1 is a structural front view of an embodiment of the utility model.

Fig. 2 is a structural side view of an embodiment of the present invention.

Fig. 3 is a structural top view of an embodiment of the present invention.

Detailed ways

The utility model will be described in further detail below through specific embodiments in conjunction with the accompanying drawings. It should be noted here that the descriptions of these implementations are used to help understand the utility model, but are not intended to limit the utility model. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not constitute conflicts with each other.

Please refer to Figures 1 to 3, which show the bending tooling mechanism of TO series components.

The TO series component bending tooling mechanism is composed of a tooling platform 1, a fixed front block 2, a fixed rear block 3, a movable slider 4, an adjusting screw 5, a guide shaft 6, and a tooling head 7.

The tooling platform 1 includes: a lower backing plate 11 , a lower plate 12 , a support frame 13 , an upper plate 14 , and an upper backing plate 15 . Wherein, the lower backing plate 11 , the lower plate 12 , the supporting frame 13 , the upper plate 14 , and the upper backing plate 15 are arranged sequentially from bottom to top, and are fixedly connected as a whole.

The top surface of the upper backing plate 15 is arranged with the fixed front block 2 , the fixed rear block 3 and the movable slider 4 . Both the fixed front block 2 and the fixed rear block 3 are fixed. The movable slider 4 is located between the fixed front block 2 and the fixed rear block 3 .

The front side of the fixed rear block 3 is formed with a rear block passing hole and a rear block guide hole extending backward. The passing hole of the rear stopper is a through hole. The guide hole of the rear stopper can be a through hole or a blind hole.

A slider screw hole extending forward is formed at the back of the movable slider 4 . The screw hole of the slider and the passing hole of the rear stopper have a common axis.

The adjusting screw 5 extends in the front-rear direction. The head of the adjusting screw 5 is located at the rear side of the fixed rear block 3 . The front of the head of the adjusting screw 5 abuts against the rear of the fixed rear block 3 . The body of the adjustment screw 5 has an optical axis section located inside the hole through which the rear stopper passes and a threaded section located inside the screw hole of the slider. The optical axis section is slidingly matched with the shaft hole of the rear block through the hole. The threaded section is threadedly engaged with the screw hole of the slider.

The guide shaft 6 extends in the front-rear direction. The front end of the guide shaft 6 is fixedly connected with the movable slider 4 . The rear end of the guide shaft 6 passes through the guide hole of the rear block. The guide shaft 6 is slidably matched with the guide hole of the rear block so that the movable slider 4 can be displaced in the front-rear direction between the fixed front block 2 and the fixed rear block 3 . A compression spring 8 surrounds the guide shaft 6 between the movable slider 4 and the fixed rear stop 3 . The compression spring 8 abuts against the movable slider and the fixed rear block 3 respectively. The compression spring 8 is compressed, so that the front of the head of the adjusting screw 5 always abuts against the rear of the fixed rear block 3 .

In this embodiment, the number of the guide shafts 6 is two, which are respectively located on the left and right sides of the adjustment screw 5, and the number of the guide holes of the rear stop is two, which are respectively located on the left and right sides of the rear stop. The left and right sides of the hole, to ensure the smooth sliding of the movable slider 4.

A positioning groove 40 is formed on the top surface of the movable slider 4 . In this embodiment, there are three positioning grooves, one for the left, one for the center and one for the right. The positioning groove 40 is used for accommodating the main body of the TO series component 10 . When the main body of the TO series components 10 is placed in the positioning groove, the main body of the TO series components 10 can be fixed with positioning pins, and the pins of the TO series components 10 extend forward . The pin portion of the TO series component 10 has a portion 411 that does not go beyond the fixed front stopper and a part 412 that goes beyond the fixed front stopper. Wherein, the portion 411 that does not go beyond the fixed front block abuts against the top surface of the fixed front end block 2 . The portion 412 that goes beyond the fixed front stop is the portion that needs to be bent. The front edge of the top surface of the fixed front stopper 2 is smooth and chamfered to ensure that no indentation occurs after the part beyond the fixed front stopper 2 is bent forward.

The tooling head 7 is located directly above the portion 412 that exceeds the fixed front stop. Move the tooling ram 7 down, and the tooling ram 7 presses down the part 412 that exceeds the fixed front stop forward, so that the part 412 that exceeds the fixed front stop forward is moved downward. bend.

By turning the adjusting screw 5, the distance between the movable slider 4 and the fixed rear block 3 can be adjusted, and then the actual length of the portion 412 that exceeds the fixed front block forward can be changed to adapt to different The bending size requirements.

Preferably, the tooling ram can be mounted on a press. The tooling head is driven to move down by the press machine.

The above only expresses the embodiment of the utility model, and its description is more specific and detailed, but it should not be understood as a limitation on the scope of the utility model patent. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (5)

1. TO series components and parts frock mechanism that bends, its characterized in that includes: frock platform, fixed positive stop, fixed backstop, activity slider, adjusting screw, guiding axle, frock pressure head, the frock platform includes: the adjustable sliding block comprises a lower backing plate, a lower plate, a supporting frame, an upper plate and an upper backing plate, wherein the fixed front stop block, the fixed rear stop block and the movable sliding block are arranged on the top surface of the upper backing plate, the fixed front stop block and the fixed rear stop block are fixed, the movable sliding block is positioned between the fixed front stop block and the fixed rear stop block, a rear stop block penetrating hole and a rear stop block guiding hole which extend backwards are formed in the front of the fixed rear stop block, a sliding block screw hole which extends forwards is formed in the rear of the movable sliding block, the sliding block screw hole and the rear stop block penetrating hole have a common axis, an adjusting screw extends in the front-rear direction, the head of the adjusting screw is positioned on the rear side of the fixed rear stop block, the front of the head of the adjusting screw abuts against the rear of the fixed rear stop block, and the body of the adjusting screw is provided with an optical axis section which is positioned in the rear stop block penetrating hole and a thread section which is positioned in the sliding block screw hole, the optical axis section and the rear stop block penetrate through the hole-hole shaft hole TO be in sliding fit, the thread section is in threaded fit with the slide block screw hole, the guide shaft extends along the front-back direction, the front end of the guide shaft is fixedly connected with the movable slide block, the rear end of the guide shaft penetrates into the rear stop block guide hole, the guide shaft is in sliding fit with the rear stop block guide hole shaft hole, a positioning groove is formed on the top surface of the movable slide block and used for accommodating the main body part of the TO series component, when the main body part of the TO series component is arranged in the positioning groove, the pin part of the TO series component extends forwards, and the pin part of the TO series component is provided with a part which does not exceed the fixed front stop block forwards and a part which exceeds the fixed front stop block forwards, the part which exceeds the fixed front stop block forwards is a part which needs to be bent, the front edge of the top surface of the fixed front stop block is a smooth curved surface chamfer, and the tooling pressure head is positioned right above the part which exceeds the fixed front stop block forwards; and moving the tooling pressing head downwards, and pressing the part which exceeds the fixed front stop block forwards by the tooling pressing head, so that the part which exceeds the fixed front stop block forwards is bent downwards.
2. 2. A TO series component bending tooling mechanism according TO claim 1, wherein the lower backing plate, the lower plate, the support frame, the upper plate and the upper backing plate are arranged in sequence from bottom TO top and are fixedly connected into a whole.
3. 3. A TO series component bending tool mechanism according TO claim 1, wherein a compression spring is wound around the guide shaft between the movable slider and the fixed rear stopper, the compression spring respectively abuts against the movable slider and the fixed rear stopper, and the compression spring is compressed so that a front face of a head of the adjusting screw always abuts against a rear face of the fixed rear stopper.
4. 4. A TO series component bending tooling mechanism according TO claim 1, wherein the number of the guide shafts is 2, the guide shafts are respectively located on the left and right sides of the adjusting screw, and the number of the backstop guide holes is 2, the guide shafts are respectively located on the left and right sides of the backstop through hole.
5. 5. The TO series component bending tooling mechanism according TO claim 1, wherein the number of the positioning grooves is 3, and the number of the positioning grooves is 1 in each of the left, the middle and the right.

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