CN216938169U

CN216938169U - Component pin cutting tool

Info

Publication number: CN216938169U
Application number: CN202123082475.4U
Authority: CN
Inventors: 秦勇; 吕微
Original assignee: Hunan Aerospace Institute of Mechanical and Electrical Equipment and Special Materials
Current assignee: Hunan Aerospace Institute of Mechanical and Electrical Equipment and Special Materials
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-07-12
Anticipated expiration: 2031-12-09

Abstract

The utility model discloses a component pin cutting tool which comprises two clamping and length-fixing pieces and two clamp bodies hinged with each other, wherein the two clamping and length-fixing pieces are respectively and correspondingly connected to the two clamp bodies and can be driven by the two clamp bodies to clamp and release the middle parts of pins, and at least one clamping and length-fixing piece is provided with a positioning surface for abutting against and positioning a component body. The component pin cutting tool has the advantages of simple structure, simplicity and convenience in operation and control, good consistency, contribution to quality guarantee and the like.

Description

Component pin cutting tool

Technical Field

The utility model relates to the technical field of electrical assembly tools, in particular to a component pin cutting tool.

Background

The length of the pin after the component leaves the factory has deviation from the actual requirement during welding assembly, and in order to meet the technical requirement during welding assembly of the component, the length of the pin of the component needs to be trimmed to the most appropriate length. Taking a certain photoelectric coupler as an example, referring to fig. 1, the photoelectric coupler includes a body 200 and pins 100, before assembly, the length part of each pin 100 except the a position needs to be cut off, because the b position is a bevel edge, the pin cannot be stressed during cutting, otherwise, stress is generated at the root (namely, the c position) of the pin 100, which causes damage to components. At present, the pin 100 of the component is mainly trimmed manually, stress is inevitably generated on the root of the pin 100, the pin 100 is often loosened and even damaged, and the length of the trimmed pin 10 is judged by manual experience, so that the trimmed length is difficult to ensure to be consistent.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of overcoming the defects in the prior art and provides a component pin cutting tool which is simple in structure, convenient to operate and control, good in consistency and beneficial to ensuring quality.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a frock is tailor to components and parts pin, includes two centre gripping length fixing pieces and two pincers bodies of mutual articulated, and two centre gripping length fixing pieces correspond respectively and connect on two pincers bodies and can press from both sides tightly and loosen the middle part of pin by two pincers body drives, and at least one centre gripping length fixing piece has the body that supplies components and parts and leans on the locating surface of location.

As a further improvement of the technical scheme:

the two clamping and fixing long pieces are respectively provided with a clamping surface for clamping the pins, and a distance control mechanism which limits the minimum distance between the clamping surfaces of the two clamping and fixing long pieces when clamping the pins is arranged between the two clamping and fixing long pieces.

The distance control mechanism comprises a protruding part arranged on one clamping and length-fixing piece.

The clamping surfaces of the two clamping fixed-length pieces are positioned on one sides, away from the hinged positions of the two clamp bodies, of the clamping fixed-length pieces to form clamping grooves for containing clamping pins, and one ends, away from the hinged positions of the two clamp bodies, of the clamping grooves are open.

And a containing groove for containing the uncut pins when the pins are clamped is also arranged between the two clamping and fixing long pieces.

The width of the containing groove is larger than the thickness of the pins, and the containing groove has no clamping effect on the pins which are not cut when the pins of the component are clamped.

The clamping fixed-length part is provided with a flat plate part, a first groove and a second groove which are spaced are arranged on the side, close to the other flat plate part, of the flat plate part of one clamping fixed-length part, a boss between the first groove and the second groove serves as the protruding part, the first groove forms the clamping groove when the two clamping fixed-length parts clamp the pins, and the first groove forms the accommodating groove when the two clamping fixed-length parts clamp the pins of the component.

The clamping and length-fixing piece is detachably connected to the corresponding pliers body.

The clamping fixed long piece is also provided with a connecting part vertical to the flat plate part, and the connecting part is in contact fit with the surface of the clamp body and is fixed on the clamp body through a screw.

The two mutually hinged pliers bodies are formed by cutting off partial pliers mouths of the flat-nose pliers.

Compared with the prior art, the utility model has the advantages that:

according to the component pin cutting tool, the position of the positioning surface and the thickness of the clamping fixed-length piece are set, when the pin of the component is cut in an auxiliary mode, the body of the component is abutted against and positioned on the positioning surface, the two clamp bodies are controlled to enable the two clamping fixed-length pieces to clamp the middle of the pin to be cut, the length of the pin extending to the outer side of the clamping fixed-length piece can be controlled to be the length needing to be cut, and then the length part of the pin extending to the outer side of the clamping fixed-length piece is cut.

Drawings

Fig. 1 is a schematic structural diagram of a conventional photocoupler.

Fig. 2 is a schematic view of a partial front view structure of the component pin trimming tool.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a schematic diagram of a partial side view structure of the component pin trimming tool.

Fig. 5 is a partially enlarged structural view of the two clamping and fixing members clamping the pins.

Illustration of the drawings:

1. a clamp body; 2. clamping the fixed length piece; 21. positioning the surface; 22. a clamping surface; 23. a boss portion; 24. a containing groove; 25. a flat plate portion; 26. a connecting portion; 100. a pin; 200. a body.

Detailed Description

The utility model is described in further detail below with reference to the figures and specific examples.

As shown in fig. 2 to 5, the component pin cutting tool of the embodiment includes two clamping length-fixing members 2 and two pliers bodies 1 hinged to each other, the two clamping length-fixing members 2 are respectively and correspondingly connected to the two pliers bodies 1 and can be driven by the two pliers bodies 1 to clamp and loosen the middle of the pin 100, and at least one clamping length-fixing member 2 has a positioning surface 21 for abutting against and positioning the body 200 of the component. This frock is tailor to components and parts pin, through setting for the position of locating surface 21 and the thickness of centre gripping length piece 2, when supplementary pin 100 of tailorring components and parts, support the body 200 of components and parts to lean on the location on locating surface 21, make two centre gripping length piece 2 clamp tightly wait to tailor the middle part of pin 100 through controlling two pincers bodies 1, can extend the length control that pin 100 reaches the centre gripping length piece 2 outsides and tailor in the length that needs are tailor, extend pin 100 to the length part in the centre gripping length piece 2 outsides tailor can again, a structure is simple, control portably, the uniformity is good, and can not produce stress to pin 100 root, difficult pin 100 that causes is not hard up and damages, can not cause the influence to the quality of components and parts.

In this embodiment, the two clamping and length-fixing members 2 respectively have clamping surfaces 22 for clamping the pins 100, and a distance control mechanism for limiting the minimum distance between the clamping surfaces 22 of the two clamping and length-fixing members 2 when the clamping pins 100 are clamped is provided between the two clamping and length-fixing members 2. The minimum distance between the clamping surfaces 22 of the two clamping fixed long pieces 2 is limited by the distance control mechanism, so that the deformation of the pin 100 caused when the clamping surfaces 22 of the two clamping fixed long pieces 2 clamp the pin 100 can be avoided, the proper clamping force is ensured, and the clamping stability is also considered.

In this embodiment, the distance control mechanism includes the protruding portion 23 disposed on one of the clamping and fixing members 2, and has a simple structure, a low cost, and a simple and convenient manufacturing process.

In this embodiment, the clamping surfaces 22 of the two clamping and length-fixing members 2 are located on one side of the clamping and length-fixing members 2 away from the hinge of the two pliers bodies 1 to form a clamping groove for accommodating the clamping pin 100, and one end of the clamping groove away from the hinge of the two pliers bodies 1 is open. When the component has a plurality of pins 100 arranged at intervals in sequence, the pins 100 after being cut can move to the outer side of the clamping and fixing long piece 2, and the influence on the cutting of the subsequent pins 100 is avoided.

A receiving groove 24 for receiving the uncut pin 100 when the pin 100 is clamped is further provided between the two clamping and fixing members 2. The accommodating groove 24 can accommodate and avoid the uncut pins 100, so as to avoid deformation of the uncut pins 100 when the pins 100 to be cut are clamped.

In this embodiment, the width of the receiving groove 24 is greater than the thickness of the leads 100, and the receiving groove 24 has no clamping effect on the uncut leads 100 when the component leads 100 are clamped. The problem that when the pin 100 to be cut is clamped, the pin 100 which is not cut is clamped at the same time, so that the pin 100 to be cut cannot be clamped stably is solved.

In this embodiment, the clamping and fixing elongated member 2 has a flat plate portion 25, wherein a first groove and a second groove are formed at a distance from each other on a side of one flat plate portion 25 close to the other flat plate portion 25, a boss between the first groove and the second groove serves as a protrusion 23, the first groove forms a clamping groove when the two clamping and fixing elongated members 2 clamp the pin 100, and the second groove forms an accommodating groove 24 when the two clamping and fixing elongated members 2 clamp the pin 100 of the component. The clamping fixed long piece 2 is manufactured by the flat plate part 25 to form the first groove, the second groove and the protruding part 23, the manufacturing is simple and convenient, the structure is simple, the cost is low, and the thickness of the middle part of the pin 100 to be cut is convenient to control, so that the length of the pin 100 extending to the outer side of the clamping fixed long piece 2 is controlled.

In this embodiment, the clamping length-fixing member 2 is detachably connected to the corresponding pliers body 1, so that different clamping length-fixing members 2 can be replaced conveniently to adapt to the need of cutting the pins 100 with different lengths.

In this embodiment, the clamping/fixing member 2 further has a connecting portion 26 perpendicular to the flat plate portion 25, and the connecting portion 26 is in surface contact with the caliper body 1 and fixed to the caliper body 1 by a screw. The clamp has simple structure, is convenient to assemble, disassemble and replace, and has good connection stability of the clamping fixed-length piece 2 and the clamp body 1.

In the embodiment, the two mutually hinged pliers bodies 1 are formed by cutting off partial pliers mouths of the flat-nose pliers, and are simple and convenient to manufacture and low in cost.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-described embodiments. Modifications and variations that may occur to those skilled in the art without departing from the spirit and scope of the utility model are to be considered as within the scope of the utility model.

Claims

1. The utility model provides a frock is tailor to components and parts pin which characterized in that: including two centre gripping length piece (2) and two pincers bodies (1) of mutual articulated, two centre gripping length piece (2) are respectively corresponding to be connected on two pincers bodies (1) and can be pressed from both sides tightly and loosen the middle part of pin (100) by two pincers body (1) drives, and at least one centre gripping length piece (2) have body (200) that supply components and parts and lean on locating surface (21) of location.

2. A component pin trimming tool according to claim 1, wherein: the two clamping and length-fixing pieces (2) are respectively provided with a clamping surface (22) used for clamping the pin (100), and a distance control mechanism which limits the minimum distance between the clamping surfaces (22) of the two clamping and length-fixing pieces (2) when the pin (100) is clamped is arranged between the two clamping and length-fixing pieces (2).

3. A component pin trimming tool according to claim 2, wherein: the distance control mechanism comprises a protruding part (23) arranged on one clamping and fixing long piece (2).

4. A component pin cutting tool according to claim 3, wherein: clamping surfaces (22) of the two clamping and length-fixing pieces (2) are positioned on one side, away from the hinged position of the two clamp bodies (1), of the clamping and length-fixing pieces (2) to form a clamping groove for containing a clamping pin (100), and the clamping groove is away from one end opening of the hinged position of the two clamp bodies (1).

5. A component pin cutting tool according to claim 4, wherein: an accommodating groove (24) for accommodating the uncut pins (100) when the pins (100) are clamped is also arranged between the two clamping and fixing long pieces (2).

6. A component pin cutting tool according to claim 5, characterized in that: the width of the accommodating groove (24) is larger than the thickness of the pins (100), and the accommodating groove (24) has no clamping effect on the uncut pins (100) when the pins (100) of the component are clamped.

7. A component pin cutting tool according to claim 5, characterized in that: the clamping fixed-length part (2) is provided with a flat plate part (25), a first groove and a second groove which are spaced are arranged on the side, close to the other flat plate part (25), of the flat plate part (25) of one clamping fixed-length part (2), a boss between the first groove and the second groove serves as the protrusion part (23), the first groove forms the clamping groove when the two clamping fixed-length parts (2) clamp the pin (100), and the second groove forms the accommodating groove (24) when the two clamping fixed-length parts (2) clamp the pin (100).

8. The component pin trimming tool according to claim 7, wherein: the clamping and length-fixing piece (2) is detachably connected to the corresponding pliers body (1).

9. A component pin cutting tool according to claim 8, wherein: the clamping fixed long piece (2) is also provided with a connecting part (26) vertical to the flat plate part (25), and the connecting part (26) is in surface contact fit with the clamp body (1) and is fixed on the clamp body (1) through screw connection.

10. A component pin cutting tool according to any one of claims 1 to 9, characterized in that: the two mutually hinged forceps bodies (1) are formed by cutting off partial forceps mouths of the flat-nose forceps.