CN-224209379-U - Welding jig

Abstract

The application provides a welding jig which comprises a supporting seat, a cover plate assembly and a clamping piece, wherein the supporting seat is provided with an accommodating groove and a plurality of avoidance holes, the accommodating groove is used for accommodating a circuit board, the plurality of avoidance holes are communicated with the same accommodating groove and are exposed to pins to be welded of the circuit board, the cover plate assembly comprises a cover plate and a plurality of elastic pressing pieces, the cover plate is connected to the supporting seat in a turnover mode, the plurality of elastic pressing pieces are connected to the same cover plate, one end, far away from the cover plate, of the plurality of elastic pressing pieces serves as an elastic pressing end and elastically presses the circuit board in the accommodating groove, the plurality of elastic pressing pieces respectively elastically press different positions of the circuit board, the clamping piece is connected to the supporting seat in a swinging mode and clamps the cover plate, so that the state of the cover plate is maintained, elastic acting force is applied to the plurality of different positions of the circuit board through the plurality of elastic pressing pieces, stability of the circuit board relative to the supporting seat is guaranteed, stability of the circuit board of the welding jig is improved, and meanwhile, the welding effect of the circuit board is improved.

Inventors

• ZHENG JIE
• LUO GAN
• LI XIN
• LU XIANGHUI

Assignees

• 惠州市鑫永诚电子制品有限公司

Dates

Publication Date

20260508

Application Date

20250529

Claims (10)

1. 1. A welding jig for supporting a circuit board to be welded, the welding jig comprising: The circuit board comprises a support seat, a plurality of holding holes, a plurality of connecting rods and a plurality of connecting rods, wherein the support seat is provided with a holding groove and a plurality of avoiding holes; The circuit board comprises a cover plate assembly, a plurality of elastic pressing pieces, a plurality of circuit boards, a plurality of connecting pieces and a plurality of connecting pieces, wherein the cover plate is connected to a supporting seat in a turnover manner; the clamping piece is connected to the supporting seat in a swinging mode and clamps the cover plate so as to maintain the state of the cover plate.
2. 2. The welding jig according to claim 1, wherein when the circuit board is to be welded, the surface of the cover plate contacts the outer table surface, the plurality of elastic pressing members apply elastic force from bottom to top, and pins to be welded of the circuit board face upwards and are exposed to the avoidance holes.
3. 3. The welding jig according to claim 2, wherein the elastic pressing member comprises a mounting column and a pressing head, wherein the mounting column is mounted on the cover plate; The pressing head is movably connected to the mounting column and moves elastically relative to the mounting column, and the pressing head applies elastic acting force to the circuit board.
4. 4. The welding jig of claim 3, wherein the resilient press is mounted to the cover plate and disposed relative to the relief hole; The elastic pressing piece further comprises an elastic piece, the elastic piece penetrates through the mounting column, and two ends of the elastic piece are respectively in elastic contact with the cover plate and the pressing head, so that elastic acting force is applied to the pressing head.
5. 5. The welding jig according to claim 4, wherein the elastic member is a spring, and the pressing head is an injection-molded member.
6. 6. The welding jig of claim 1, wherein the support base is provided with a T-shaped boss; The clamping piece comprises a main body and a clamping part; the main body is connected with the T-shaped boss in a swinging way and swings relative to the T-shaped boss; The clamping part is connected to the main body and clamped to the cover plate along with the swinging of the main body, and the clamping part and the T-shaped boss are clamped to the cover plate.
7. 7. The welding jig of claim 6, wherein the T-shaped boss is provided with a receiving groove in which a portion of the body is received during swinging.
8. 8. The welding jig of claim 7, wherein the T-shaped boss is detachably connected to the support base and is capable of being connected to or disconnected from the support base.
9. 9. The welding jig of claim 1, further comprising a plurality of stand-offs connected to the support base and distributed at corners of the support base.
10. 10. The welding jig of claim 9, wherein a plurality of the stand-offs and the support base are formed with a relief groove that communicates with the relief hole and prevents the pins from contacting the table top.

Description

Welding jig Technical Field The utility model relates to the technical field of twisting machines, in particular to a welding jig. Background Along with the development of technology, the welding jig is applied to industry, and the welding jig is used for supporting the circuit board to be welded, so that the pins to be welded of the circuit board are ensured to be exposed. In the prior art, the existing welding jig comprises a supporting seat and a clamping piece, wherein the supporting seat is provided with an accommodating groove and a plurality of avoidance holes, the accommodating groove is used for accommodating a circuit board, the plurality of avoidance holes are communicated with the same accommodating groove and are exposed to pins to be welded of the circuit board, the clamping piece is connected to the supporting seat and clamped to the circuit board, but only one position of the circuit board is clamped, so that the stability of the circuit board of the existing welding jig is poor, and the welding effect of the circuit board is affected. Disclosure of utility model The utility model aims to provide a welding jig, wherein a supporting seat is provided with an accommodating groove and a plurality of avoidance holes, the accommodating groove is used for accommodating a circuit board, the plurality of avoidance holes are communicated with the same accommodating groove and are exposed to pins to be welded of the circuit board, a cover plate assembly comprises a cover plate and a plurality of elastic pressing pieces, the cover plate is connected to the supporting seat in a turnover mode, the plurality of elastic pressing pieces are connected to the same cover plate, one end, away from the cover plate, of each of the plurality of elastic pressing pieces serves as an elastic pressing end and elastically presses the circuit board in the accommodating groove, the plurality of elastic pressing pieces elastically press different positions of the circuit board respectively, a clamping piece is connected to the supporting seat in a swinging mode and clamps the cover plate to maintain the state of the cover plate, elastic acting force is applied to the plurality of different positions of the circuit board through the plurality of elastic pressing pieces, the clamping of the circuit board is avoided, stability of the circuit board relative to the supporting seat is guaranteed, and meanwhile, the welding effect of the circuit board is improved. In order to achieve the above purpose, the utility model provides a welding jig for supporting a circuit board to be welded, the welding jig comprising: The circuit board comprises a support seat, a plurality of holding holes, a plurality of connecting rods and a plurality of connecting rods, wherein the support seat is provided with a holding groove and a plurality of avoiding holes; The circuit board comprises a cover plate assembly, a plurality of elastic pressing pieces, a plurality of circuit boards, a plurality of connecting pieces and a plurality of connecting pieces, wherein the cover plate is connected to a supporting seat in a turnover manner; the clamping piece is connected to the supporting seat in a swinging mode and clamps the cover plate so as to maintain the state of the cover plate. Optionally, when the circuit board needs to be welded, the surface of the cover plate contacts with the external table top, a plurality of elastic pressing pieces apply elastic acting force from bottom to top, and pins to be welded of the circuit board face upwards and are exposed to the avoidance holes. Optionally, the elastic pressure-resisting piece comprises a mounting column and a pressure-resisting head, wherein the mounting column is mounted on the cover plate; The pressing head is movably connected to the mounting column and moves elastically relative to the mounting column, and the pressing head applies elastic acting force to the circuit board. Optionally, the elastic pressing piece is mounted on the cover plate and is arranged relative to the avoidance hole; The elastic pressing piece further comprises an elastic piece, the elastic piece penetrates through the mounting column, and two ends of the elastic piece are respectively in elastic contact with the cover plate and the pressing head, so that elastic acting force is applied to the pressing head. Optionally, the elastic piece is a spring, and the pressing head is a plastic piece. Optionally, the supporting seat is provided with a T-shaped boss; The clamping piece comprises a main body and a clamping part; the main body is connected with the T-shaped boss in a swinging way and swings relative to the T-shaped boss; The clamping part is connected to the main body and clamped to the cover plate along with the swinging of the main body, and the clamping part and the T-shaped boss are clamped to the cover plate. Optionally, the T-shaped boss is provided with a receiving groove, and a part of the main body is received