CN219648896U

CN219648896U - Welding jig

Info

Publication number: CN219648896U
Application number: CN202320507106.5U
Authority: CN
Inventors: 刘盛华; 闫世亮; 王世燕; 张雷; 李彦霖
Original assignee: Shanghai Beixin Integrated Circuit Technology Co ltd
Current assignee: Shanghai Beixin Integrated Circuit Technology Co ltd
Priority date: 2023-03-16
Filing date: 2023-03-16
Publication date: 2023-09-08
Anticipated expiration: 2033-03-16

Abstract

The utility model discloses a welding jig, which is used for fixing a PCB in a PCB welding process and comprises the following components: the device comprises a first positioning plate, a plurality of supporting parts and a plurality of positioning modules. Wherein, the first locating plate is provided with a plurality of locating grooves; the supporting component can be inserted into the positioning groove and is used for supporting the PCB; the positioning modules are connected with the first positioning plates, and the positioning plates are matched with each other to fix the PCB. The utility model can clamp a plurality of PCB boards with different models at one time, and has the advantages of simple structure, low cost and convenient disassembly.

Description

Welding jig

Technical Field

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

Background

In the prior art, in the PCB welding process, the jig for fixing the PCB is single in structure, cannot clamp the PCB with different shapes at the same time, is difficult to maintain, high in maintenance cost and poor in replaceability.

Disclosure of Invention

According to an embodiment of the present utility model, there is provided a welding jig for fixing a PCB in a PCB welding process, including: the device comprises a first positioning plate, a plurality of supporting parts and a plurality of positioning modules. Wherein, the first locating plate is provided with a plurality of locating grooves; the supporting component can be inserted into the positioning groove and is used for supporting the PCB; the positioning modules are connected with the first positioning plates, and the positioning plates are matched with each other to fix the PCB.

Further, a plurality of support members are disposed between the plurality of positioning modules.

Further, the positioning module includes: a coarse tuning assembly and a fine tuning assembly; the coarse adjustment assembly is respectively connected with the first positioning plate and the fine adjustment assembly, and the coarse adjustment assembly is rapidly positioned in the process of fixing the PCB; the fine tuning component carries out fine tuning in the process of fixing the PCB board so as to fix the PCB board firmly.

Further, the coarse tuning component includes: a second positioning plate and a pair of second positioning members; the second positioning plate is respectively connected with the fine adjustment assembly and the second positioning component; the second positioning component can be inserted into the positioning groove to fix the second positioning plate on the first positioning plate.

Further, a plurality of grooves are formed in the second positioning plate, and the second positioning component is connected with the second positioning plate through the grooves.

Further, the trimming assembly comprises: countersunk head screw and third locating plate; the third positioning plate is provided with a conical hole matched with the outer contour of the countersunk head screw, and the conical hole is larger than the conical countersunk head of the countersunk head screw; the countersunk head screw penetrates through the conical hole and is connected with the rough adjusting assembly, and the countersunk head screw can drive the third positioning plate to move to one side when moving downwards.

Further, the trimming assembly further comprises: and one end of the heightening component is in threaded connection with the countersunk head screw, and the other end of the heightening component is connected with the coarse adjustment assembly.

According to the welding jig disclosed by the embodiment of the utility model, a plurality of PCB boards with different types can be clamped at one time, and the welding jig is simple in structure, low in cost and convenient to detach.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the technology claimed.

Drawings

FIG. 1 is a perspective view of an embodiment in accordance with the present utility model;

FIG. 2 is a top view of an embodiment according to the present utility model;

FIG. 3 is a top view of a positioning module according to an embodiment of the utility model;

fig. 4 is a cross-sectional view A-A of fig. 3 according to an embodiment of the present utility model.

Description of the embodiments

The preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings, which further illustrate the present utility model.

Firstly, a welding jig according to an embodiment of the present utility model will be described with reference to fig. 1 to 4, and is used in the technical field of PCB board welding processes, and the application scenario is very wide.

As shown in fig. 1 to 4, the welding jig according to the embodiment of the present utility model fixes a PCB board in a PCB board welding process, and includes: a first positioning plate 1, a plurality of support members 2 and a plurality of positioning modules 3. Wherein, the first positioning plate 1 is provided with a plurality of positioning grooves 11; the supporting part 2 can be inserted into the positioning groove 11 for supporting the PCB 4; a plurality of positioning modules 3 are connected with the first positioning plate 1, and a plurality of positioning plates are mutually matched to fix the PCB 4. Through the modularization of the welding jig, each part can be quickly combined, the structure is simple, the disassembly is convenient, and the fixing of the PCB 4 with different models and sizes can be adapted.

Specifically, as shown in fig. 1, in this embodiment, a plurality of support members 2 are disposed between a plurality of positioning modules 3, and the back of the PCB 4 is uneven, and the PCB 4 is better fixed horizontally by adopting the plurality of support members 2 for supporting, so as to improve the welding precision.

Specifically, as shown in fig. 1 to 4, in this embodiment, the positioning module 3 includes: a coarse tuning component 31 and a fine tuning component 32; the coarse adjustment assembly 31 is respectively connected with the first positioning plate 1 and the fine adjustment assembly 32, and the coarse adjustment assembly 31 is rapidly positioned in the process of fixing the PCB 4; the fine adjustment assembly 32 performs fine adjustment during the process of fixing the PCB 4 to fix the PCB 4 firmly.

Further, as shown in fig. 1 to 4, in the present embodiment, the coarse adjustment component 31 includes: a second positioning plate 311 and a pair of second positioning members 312; the second positioning plate 311 is connected with the fine adjustment assembly 32 and the second positioning member 312, respectively; the second positioning member 312 may be inserted into the positioning groove 11 to fix the second positioning plate 311 to the first positioning plate 1.

Further, as shown in fig. 1-2, in the present embodiment, the second positioning plate 311 is provided with a plurality of grooves 3111, the second positioning member 312 is connected to the second positioning plate 311 through the grooves 3111, the second positioning member 312 can move in the second grooves 3111, and during positioning, the second positioning member 312 is inserted into the positioning slot 11 by selecting the grooves 3111 and moving the position of the second positioning member 312, so as to fix the second positioning plate 311.

Further, as shown in fig. 1 to 4, in the present embodiment, the trimming component 32 includes: countersunk head screw 321 and third positioning plate 322; the third positioning plate 322 is provided with a conical hole matched with the outer contour of the countersunk head screw 321, and the conical hole is larger than the conical countersunk head of the countersunk head screw 321; countersunk head screw 321 passes through the taper hole and is connected with coarse adjustment assembly 31, countersunk head screw 321 moves down and can drive third locating plate 322 to one side, makes a plurality of third locating plates 322 cooperate to press from both sides tight PCB board 4.

Further, as shown in fig. 1 and 3 to 4, in this embodiment, the trimming assembly 32 further includes: and one end of the heightening component 33 is in threaded connection with the countersunk head screw 321, and the other end of the heightening component 33 is connected with the coarse adjustment component 31 and is used for adjusting the height of the fine adjustment component 32 so as to be convenient for fixing the PCB 4.

In use, one PCB 4 needs to be fixed by at least two positioning modules 3, taking a circular PCB 4 as an example: firstly, the positions of the two positioning modules 3 are determined, the second positioning component 312 is moved, the corresponding positioning groove 11 is inserted, and the second positioning plates 311 of the first two positioning modules 3 are fixed; then the third positioning module 3 is close to the other side of the circular PCB 4 as much as possible, the second positioning part 312 of the third positioning module 3 is moved, the second positioning part is inserted into the corresponding positioning groove 11, and the second positioning plates 311 of the first two positioning modules 3 are fixed; then, countersunk head screws 321 of the three positioning modules 3 are adjusted successively, so that the three third positioning plates move relatively to clamp the circular PCB 4.

Above, the welding jig according to the embodiment of the utility model is described with reference to fig. 1 to 4, can clamp a plurality of different types of PCB boards at a time, and has the advantages of simple structure, low cost and convenient disassembly.

It should be noted that in this specification the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.

While the present utility model has been described in detail through the foregoing description of the preferred embodiment, it should be understood that the foregoing description is not to be considered as limiting the utility model. Many modifications and substitutions of the present utility model will become apparent to those of ordinary skill in the art upon reading the foregoing. Accordingly, the scope of the utility model should be limited only by the attached claims.

Claims

1. The utility model provides a welding jig, fixes PCB board in PCB board welding process, its characterized in that contains:

the first positioning plate is provided with a plurality of positioning grooves;

the supporting parts can be inserted into the positioning grooves and used for supporting the PCB;

the positioning modules are connected with the first positioning plates, and the positioning plates are mutually matched and fixed on the PCB.

2. The welding jig of claim 1 wherein the plurality of support members are disposed between the plurality of positioning modules.

3. The welding jig of claim 1, wherein the positioning module comprises: a coarse tuning assembly and a fine tuning assembly;

the coarse adjustment assembly is respectively connected with the first positioning plate and the fine adjustment assembly, and the coarse adjustment assembly is rapidly positioned in the process of fixing the PCB;

the fine adjustment assembly performs fine adjustment in the process of fixing the PCB board so that the PCB board is firmly fixed.

4. The welding jig of claim 3, wherein the coarse adjustment assembly comprises: a second positioning plate and a pair of second positioning members;

the second positioning plate is respectively connected with the fine adjustment assembly and the second positioning component;

the second positioning component can be inserted into the positioning groove to fix the second positioning plate on the first positioning plate.

5. The welding jig of claim 4, wherein the second positioning plate is provided with a plurality of grooves, and the second positioning member is connected to the second positioning plate through the grooves.

6. The welding jig of claim 3 or 4 wherein the trimming assembly comprises: countersunk head screw and third locating plate;

the third positioning plate is provided with a conical hole matched with the outer contour of the countersunk head screw, and the conical hole is larger than the conical countersunk head of the countersunk head screw;

the countersunk head screw penetrates through the conical hole and is connected with the coarse adjustment assembly, and the countersunk head screw moves downwards to drive the third positioning plate to move to one side.

7. The welding jig of claim 6, wherein the trimming assembly further comprises: and one end of the heightening component is in threaded connection with the countersunk head screw, and the other end of the heightening component is connected with the coarse adjustment assembly.