CN221087543U

CN221087543U - Miniature PCB welding jig

Info

Publication number: CN221087543U
Application number: CN202322637637.9U
Authority: CN
Inventors: 肖海清; 王亚丽
Original assignee: Wuhan Hengtaitong Technology Co ltd
Current assignee: Wuhan Hengtaitong Technology Co ltd
Priority date: 2023-09-27
Filing date: 2023-09-27
Publication date: 2024-06-07
Anticipated expiration: 2033-09-27

Abstract

The utility model relates to a miniature PCB welding fixture, wherein one side of the upper part of an R base is provided with an island table, the other side of the upper part of the R base is provided with a fine tuning frame, the fine tuning frame is provided with a P base, the island table is provided with a connecting seat, one side of the P base, which is close to the connecting seat, is provided with a positioning groove, an R pressing plate is rotatably arranged on the connecting seat and is arranged in a direction of the positioning groove, one side of the connecting seat, which is close to the positioning groove, is provided with a fixing hole, and the inner thread of the R pressing plate is connected with a pressing plate screw matched with the fixing hole; the side wall of the positioning groove is provided with a side limiting module. Placing the miniature PCB in a positioning groove, adjusting a side limiting module, transversely clamping the miniature PCB9 in the positioning groove, then rotating an R pressing plate, pressing one end of the R pressing plate on the miniature PCB outside the positioning groove, and screwing a pressing plate screw into a fixing hole to further fix the position of the R pressing plate; through constant head tank, spacing module of side and R clamp plate cooperation, the constant head tank realizes miniature PCB's location and fixed in the welding process, ensures miniature PCB's welding precision.

Description

Miniature PCB welding jig

Technical Field

The utility model relates to the technical field of PCB welding, in particular to a miniature PCB welding fixture.

Background

The name of PCB is printed circuit board, also called printed circuit board, which is an important electronic component, is a support for electronic components, and is a carrier for electrically interconnecting electronic components. When the PCB is welded, the PCB needs to be clamped, the traditional welding fixture only has the clamping function, has large positioning error and is easy to loosen, the gap between electronic components on the miniature PCB is small, and the welding precision requirement is high, so that the traditional welding fixture can not meet the welding requirement of the miniature PCB.

Disclosure of utility model

The technical problem to be solved by the utility model is to research a miniature PCB welding fixture, and to prevent looseness between the miniature PCB and the fixture in the welding process.

The technical scheme for solving the technical problems is as follows:

The miniature PCB welding fixture comprises an R base, a P base, an R pressing plate and a fine tuning frame, wherein one side of the upper part of the R base is provided with an island platform, the other side of the upper part of the R base is provided with the fine tuning frame, the fine tuning frame is provided with the P base, the island platform is provided with a connecting seat, one side of the P base, which is close to the connecting seat, is provided with a positioning groove, the R pressing plate is rotatably arranged on the connecting seat, the R pressing plate is arranged in a direction of the positioning groove, one side, which is close to the positioning groove, of the connecting seat is provided with a fixing hole, and the inner thread of the R pressing plate is connected with a pressing plate screw matched with the fixing hole; the side wall of the positioning groove is provided with a side limiting module.

The beneficial effects of the utility model are as follows: placing the miniature PCB in a positioning groove, adjusting a side limiting module, transversely clamping the miniature PCB9 in the positioning groove, then rotating an R pressing plate, pressing one end of the R pressing plate on the miniature PCB outside the positioning groove, and screwing a pressing plate screw into a fixing hole to further fix the position of the R pressing plate; through constant head tank, spacing module of side and R clamp plate cooperation, the constant head tank realizes miniature PCB's location and fixed in the welding process, ensures miniature PCB's welding precision.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the side limiting module comprises a push block and a push block screw, the push block is a convex block, a limiting groove matched with the push block is vertically formed in the side wall of the positioning groove, the push block is arranged in the limiting groove, the head of the push block penetrates through the limiting groove, the tail of the push block is provided with a connecting groove, the push block screw comprises a connecting column, a threaded column and a screw cap which are sequentially and fixedly connected, the connecting column is rotationally clamped in the connecting groove, the threaded column penetrates through the limiting groove, and the screw cap is arranged outside the P base.

Further, the connecting seat is movably inserted with a polish rod, the polish rod penetrates through the R pressing plate, and the R pressing plate rotates by taking the polish rod as a rotating shaft.

Further, the device also comprises a support and a cushion block, wherein the support and the cushion block are arranged below the R pressing plate on one side of the island platform, which is close to the positioning groove.

Further, the periphery of the positioning groove is provided with a backing plate.

Further, the fine tuning frame is a two-dimensional sliding table, and fine tuning nuts are arranged on two adjacent side surfaces.

Drawings

Fig. 1 is a schematic structural view of a micro PCB soldering fixture according to the present utility model;

FIG. 2 is a schematic view of another gesture structure of a micro PCB soldering fixture according to the present utility model;

FIG. 3 is a schematic view of the structure of an R-platen of a miniature PCB welding fixture according to the present utility model;

FIG. 4 is a schematic view of a P-base structure of a micro PCB soldering fixture according to the present utility model;

Fig. 5 is a schematic diagram of a pushing block structure of a micro PCB welding fixture according to the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. r base, 11, island platform, 12, connecting seat, 121, fixed, 13, support, 14, cushion, 2, P base, 21, constant head tank, 211, backing plate, 22, spacing groove, 3, push block, 31, connecting groove, 4, push block screw, 41, spliced pole, 42, screw thread post, 43, nut, 5, R clamp plate, 6, clamp plate screw, 7, polished rod, 8, fine setting frame, 9, miniature PCB.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

As shown in fig. 1 to 5, a miniature PCB welding fixture according to embodiment 1 of the present utility model includes an R base 1, a P base 2, an R pressing plate 5, and a fine tuning frame 8,R, wherein one side of the upper portion of the base 1 is an island stand 11, the other side is provided with a fine tuning frame 8, the fine tuning frame 8 is provided with the P base 2, the island stand 11 is provided with a connection seat 12, one side of the P base 2 near the connection seat 12 is provided with a positioning groove 21, a pad 211 is provided in the positioning groove 21, the R pressing plate 5 is rotatably provided on the connection seat 12, the R pressing plate 5 is disposed pointing to the positioning groove 21, one side of the connection seat 12 near the positioning groove 21 is provided with a fixing hole 121, and an internal thread of the R pressing plate 5 is connected with a pressing plate screw 6 adapted to the fixing hole 121; the side wall of the positioning groove 21 is provided with a side limiting module.

Placing the miniature PCB9 in the positioning groove 21, adjusting the side limiting module, transversely clamping the miniature PCB9 in the positioning groove 21, then rotating the R pressing plate 5, pressing one end of the R pressing plate 5 on the miniature PCB9 outside the positioning groove 21, screwing the pressing plate screw 6 into the fixing hole 121, and further fixing the position of the R pressing plate 5; through constant head tank, spacing module of side and R clamp plate 5 cooperation, the constant head tank realizes miniature PCB's location and fixed in the welding process, ensures miniature PCB's welding precision.

According to the miniature PCB welding fixture disclosed by the embodiment 2, on the basis of the embodiment 1, the side limiting module comprises a push block 3 and a push block screw 4, the push block 3 is a convex block, a limiting groove 22 matched with the push block 3 is vertically formed in the side wall of the positioning groove 21, the push block 3 is arranged in the limiting groove 22, the head of the push block 3 penetrates through the limiting groove 22, the tail of the push block 3 is provided with a connecting groove 31, the push block screw 4 comprises a connecting column 41, a threaded column 42 and a screw cap 43 which are fixedly connected in sequence, the connecting column 41 is rotatably clamped in the connecting groove 31, the threaded column 42 penetrates through the limiting groove 22, and the screw cap 43 is arranged outside the P base 2. A push block screw 4 is screwed into the limit groove 22, the push block screw 4 drives the head of the push block 3 to extend out of the limit groove 22, and the side surface of the miniature PCB9 is tightly propped against the side wall of the locating groove 21; simple structure, convenient operation can carry out the position to miniature PCB fast and prescribe a limit to.

The embodiment 3 of the utility model relates to a miniature PCB welding fixture, which further comprises a polish rod 7 on the basis of the embodiment 1, wherein the polish rod 7 is movably inserted into a connecting seat 12, the polish rod 7 penetrates through an R pressing plate 5, and the R pressing plate 5 rotates by taking the polish rod 7 as a rotating shaft. The polished rod 7 is the rotation axis of R clamp plate 5, and polished rod 7 can be followed in the connecting seat 12 simultaneously and pulled out, easy dismounting.

The embodiment 4 of the utility model relates to a miniature PCB welding fixture, which further comprises a bracket 13 and a cushion block 14 on the basis of the embodiment 1, wherein the bracket 13 and the cushion block 14 are arranged below an R pressing plate 5 on one side of an island 11, which is close to a positioning groove 21. The R pressing plate 5 can be placed on the support 13 and the cushion block 14, and partial acting force is dispersed, so that the miniature PCB9 can be prevented from being compressed excessively and broken due to excessive pressure of the R pressing plate 5 while the miniature PCB9 is compressed.

In the micro PCB welding fixture according to embodiment 5 of the present utility model, on the basis of embodiment 1, a pad 211 is disposed at the periphery of the positioning groove 21. The middle of the miniature PCB9 is emptied, heat dissipation in the welding process is facilitated, and damage to electronic components on the miniature PCB due to high temperature in the welding process is avoided.

According to the miniature PCB welding fixture disclosed by the embodiment 6 of the utility model, on the basis of any one of the embodiments 1 to 5, the fine tuning frame 8 is a two-dimensional sliding table, and fine tuning nuts are arranged on two adjacent side surfaces. The relative position of the P base 2 on the R base 1 can be adjusted through the fine adjustment frame 8, and the positioning groove 21 is aligned with the R pressing plate 5, so that the miniature PCB9 can be clamped conveniently. In specific implementation, the fine tuning frame 8 is a Mi sumi two-dimensional sliding table, and the model is XYFES.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a miniature PCB welding jig, its characterized in that includes R base (1), P base (2), R clamp plate (5) and fine setting frame (8), R base (1) upper portion one side is island platform (11), and the opposite side is provided with fine setting frame (8), be provided with on fine setting frame (8) P base (2), be provided with connecting seat (12) on island platform (11), P base (2) are close to connecting seat (12) one side has seted up constant head tank (21), R clamp plate (5) rotate and set up on connecting seat (12), just R clamp plate (5) are directional constant head tank (21) set up, connecting seat (12) are last to be close to constant head tank (21) one side has been seted up fixed orifices (121), R clamp plate (5) internal thread connection have with clamp plate screw (6) of fixed orifices (121) looks adaptation; and a side limiting module is arranged on the side wall of the positioning groove (21).

2. The miniature PCB welding fixture according to claim 1, wherein the side limiting module comprises a pushing block (3) and a pushing block screw (4), the pushing block (3) is a convex block, a limiting groove (22) adapted to the pushing block (3) is vertically formed in the side wall of the positioning groove (21), the pushing block (3) is arranged in the limiting groove (22), the head of the pushing block (3) penetrates through the limiting groove (22), a connecting groove (31) is formed in the tail of the pushing block (3), the pushing block screw (4) comprises a connecting column (41), a threaded column (42) and a nut (43) which are fixedly connected in sequence, the connecting column (41) is clamped in the connecting groove (31) in a rotating mode, the threaded column (42) penetrates through the limiting groove (22), and the nut (43) is arranged outside the P base (2).

3. The miniature PCB welding fixture of claim 1, further comprising a polish rod (7), wherein the polish rod (7) is movably inserted into the connection seat (12), the polish rod (7) penetrates through the R-press plate (5), and the R-press plate (5) rotates with the polish rod (7) as a rotation axis.

4. The miniature PCB welding fixture of claim 1, further comprising a bracket (13) and a spacer (14), wherein the bracket (13) and the spacer (14) are disposed below the R-platen (5) on a side of the island (11) adjacent to the positioning slot (21).

5. The miniature PCB welding fixture of claim 1, wherein the positioning groove (21) is peripherally provided with a backing plate (211).

6. A miniature PCB welding fixture according to any one of claims 1 to 5, characterized in that the fine tuning frame (8) is a two-dimensional sliding table, and two adjacent sides are provided with fine tuning nuts.