Jig of spot welding machine

Abstract

The utility model discloses a spot welding machine jig which comprises a first plate body, a pressing module and a positioning module. Wherein the first plate body is provided with a first positioning groove, and the first positioning groove is used for placing a circuit board to be welded; the fixing plate can be clamped with the first plate body and is matched with the first plate body to fix the circuit board; the positioning module is connected with the first plate body and used for positioning the pressing module. According to the utility model, a plurality of electronic elements can be fixed on the circuit board at the same time and are welded through the spot welding machine, so that the welding time is greatly shortened, and the welding efficiency is improved; the structure is simple, and the manufacturing cost is low.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board welding equipment, in particular to a spot welding machine fixture. Background Art

[0002] In the production process of circuit boards for mobile phones, computers and other devices, electronic components need to be welded. For most manufacturers, the welding method of the assembly line is mostly adopted, that is, the electronic components on the circuit board are installed one by one and then welded. It is difficult to weld multiple electronic components in one process. Therefore, there is an urgent need for a positioning fixture that can fix multiple electronic components on the circuit board at the same time. Summary of the invention

[0003] According to an embodiment of the utility model, a spot welding machine fixture is provided, comprising:

[0004] A first plate body, on which a first positioning groove is provided, and the first positioning groove is used to place a circuit board to be welded;

[0005] A pressing module, which can be clamped with the first plate body and cooperate with the first plate body to fix the circuit board;

[0006] The positioning module is connected to the first plate body and is used for positioning the pressing module.

[0007] Furthermore, the pressing module comprises:

[0008] A second plate body, on which a plurality of first mounting holes are arranged and which can be snap-connected with the first plate body;

[0009] A plurality of first elastic plunger pins, the plurality of first elastic plunger pins correspond to the plurality of first mounting holes, and are connected to the second plate body through the corresponding first mounting holes.

[0010] Furthermore, a plurality of hollow areas are arranged on the second plate.

[0011] Furthermore, it also includes: a plurality of rubber pressure heads, which correspond to the plurality of first elastic plunger pins one by one and are arranged at one end of the corresponding first elastic plunger pin close to the first plate body.

[0012] Furthermore, the positioning module includes: a plurality of first positioning posts, which are connected to the first plate body and are used for positioning the pressing module.

[0013] Furthermore, a first limiting step is provided on the first positioning column.

[0014] Furthermore, the positioning module also includes:

[0015] Two pairs of second positioning columns, which are respectively arranged on both sides of the first positioning groove and connected to the first plate body;

[0016] A pair of positioning plates are provided with a pair of first positioning holes, the pair of positioning plates are respectively connected to the pressing modules, respectively correspond to the two pairs of second positioning columns, and can be sleeved on the second positioning columns through the corresponding pair of first positioning holes.

[0017] Furthermore, it also includes a pair of buckle mechanisms, which are arranged on both sides of the first positioning groove and connected to the first plate body.

[0018] Furthermore, a second limiting step is arranged in the first positioning groove.

[0019] According to the spot welding machine jig of the embodiment of the utility model, multiple electronic components can be fixed on the circuit board at the same time, and welded by the spot welding machine, which greatly shortens the welding time and improves the welding efficiency; and the structure is simple and the manufacturing cost is low.

[0020] 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 as claimed. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of a stereogram according to an embodiment of the utility model;

[0022] Figure 2 for Figure 1 A-direction enlarged view;

[0023] Figure 3 It is a front view according to an embodiment of the utility model;

[0024] Figure 4 It is a partial structural schematic diagram according to an embodiment of the utility model. DETAILED DESCRIPTION

[0025] The preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings to further illustrate the present invention.

[0026] First, combine Figures 1 to 4 The spot welding machine fixture according to the embodiment of the utility model is described, which is used in the technical field of circuit board welding equipment and has a wide range of application scenarios.

[0027] like Figures 1 to 4 As shown, the spot welding machine fixture of the utility model embodiment includes:

[0028] A first plate body 1, on which a first positioning groove 11 is provided, and the first positioning groove 11 is used to place a circuit board 5 to be welded;

[0029] The pressing module 2 can be clamped with the first plate body 1 and cooperate with the first plate body 1 to fix the circuit board 5;

[0030] The positioning module 3 is connected to the first plate body 1 and is used for positioning the pressing module 2 .

[0031] Further, if Figures 1 to 4 As shown, in this embodiment, the pressing module 2 includes:

[0032] A second plate body 21, on which a plurality of first mounting holes are provided, and which can be snap-fitted with the first plate body 1;

[0033] A plurality of first elastic plunger pins 22 (belonging to the prior art), the plurality of first elastic plunger pins 22 correspond to the plurality of first mounting holes, and are connected to the second plate body 21 through the corresponding first mounting holes, the first elastic plunger pins 22 are used to press the corresponding electronic components 51 onto the circuit board 5, and have a buffering effect.

[0034] Further, if Figure 1 As shown, in this embodiment, a plurality of hollow areas 211 are provided on the second plate body 21 to facilitate observation of the contact between the first elastic plunger pin 22 and the corresponding electronic component 51 and to facilitate heat dissipation after welding.

[0035] Further, if Figures 1 to 3 As shown, in this embodiment, it also includes: a plurality of rubber pressure heads 23, which correspond one-to-one to a plurality of first elastic plunger pins 22 and are arranged at one end of the corresponding first elastic plunger pin 22 close to the first plate body 1 to prevent the first elastic plunger pin 22 from crushing the electronic component 51.

[0036] Further, if Figure 1~2 4, in this embodiment, the positioning module 3 includes: a plurality of first positioning columns 31, which are connected to the first plate 1 and used for positioning the pressing module 2. At the same time, the second plate 21 is provided with second positioning holes that match the plurality of first positioning columns 31.

[0037] Further, if Figure 4 As shown, in this embodiment, a first limiting step 311 is provided on the first positioning column 31 to limit the pressing distance of the second plate body 21 .

[0038] Further, if Figure 1 , 4 As shown, in this embodiment, the positioning module 3 further includes:

[0039] Two pairs of second positioning posts 32, which are respectively arranged on both sides of the first positioning groove 11 and connected to the first plate body 1, so as to further position the second plate body 21;

[0040] A pair of positioning plates 33, a pair of first positioning holes are provided on the positioning plates 33, the pair of positioning plates 33 are respectively connected to the pressing module 2, respectively correspond to the two pairs of second positioning columns 32, and can be sleeved on the second positioning columns 32 through the corresponding pair of first positioning holes. A pair of second elastic plunger pins 24 (belonging to the prior art) are provided on the second plate body 21, corresponding to the pair of positioning plates 33 one by one, and the positioning plates 33 are respectively connected to the second plate body 21 through the corresponding second elastic plunger pins 24.

[0041] Further, if Figure 1 As shown, in this embodiment, it also includes a pair of buckle mechanisms 4 (belonging to the prior art), which are arranged on both sides of the first positioning groove 11 and connected to the first plate body 1 for fixing the second plate body 21.

[0042] Further, if Figure 4 As shown, in this embodiment, a second limiting step 111 is provided in the first positioning groove 11 for limiting the position of the circuit board 5 .

[0043] Working principle: first put the circuit board 5 to be welded into the first positioning groove 11, and then install the electronic component 51 to be welded on the circuit board 5; then, put the second plate body 21 on the first positioning column 31 and press it downward. During this process, the positioning plate 33 is gradually put on the corresponding second positioning column 32, and a number of first elastic plunger pins 22 press the corresponding electronic component 51, and then a pair of buckle mechanisms 4 clamp and fix the second plate body 21. Then turn the first plate body 1 over and place it on the corresponding position of the spot welder, and the spot welder welds one by one.

[0044] Above, refer to Figures 1 to 4 The invention describes a spot welding machine jig according to an embodiment of the utility model, which can simultaneously fix multiple electronic components on a circuit board and perform welding through a spot welding machine, thereby greatly shortening the welding time and improving the welding efficiency; and the invention also has a simple structure and low manufacturing cost.

[0045] It should be noted that, in this specification, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprises..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0046] Although the content of the utility model has been described in detail through the above preferred embodiments, it should be appreciated that the above description should not be considered as a limitation of the utility model. After reading the above content, various modifications and substitutions of the utility model will be obvious to those skilled in the art. Therefore, the protection scope of the utility model should be limited by the attached claims.

Claims

1. A spot welding machine fixture, characterized in that: Include: A first plate body, wherein a first positioning groove is provided on the first plate body, and the first positioning groove is used for placing a circuit board to be welded; A pressing module, which can be clamped with the first plate body and cooperate with the first plate body to fix the circuit board; A positioning module, the positioning module is connected to the first plate body and is used for positioning the pressing module.

2. The spot welding machine fixture according to claim 1, characterized in that: The pressing module comprises: A second plate body, wherein the second plate body is provided with a plurality of first mounting holes and can be snap-connected with the first plate body; A plurality of first elastic plunger pins, the plurality of first elastic plunger pins correspond to the plurality of first mounting holes and are connected to the second plate body through the corresponding first mounting holes.

3. The spot welding machine fixture as claimed in claim 2, characterized in that: The second plate body is provided with a plurality of hollow areas.

4. The spot welding machine fixture as claimed in claim 2, characterized in that: It also includes: a plurality of rubber pressure heads, which correspond to the plurality of first elastic plunger pins one by one and are arranged at an end of the first elastic plunger pin close to the first plate body.

5. The spot welding machine fixture according to claim 1, characterized in that: The positioning module includes: a plurality of first positioning posts, which are connected to the first plate body and are used for positioning the pressing module.

6. The spot welding machine fixture as claimed in claim 5, characterized in that: The first positioning column is provided with a first limiting step.

7. The spot welding machine fixture as claimed in claim 5, characterized in that: The positioning module also includes: Two pairs of second positioning columns, the two pairs of second positioning columns are respectively arranged on both sides of the first positioning groove and connected to the first plate body; A pair of positioning plates, each of which is provided with a pair of first positioning holes. The pair of positioning plates are respectively connected to the pressing modules, respectively correspond to the two pairs of second positioning columns, and can be sleeved on the second positioning columns through the corresponding pair of first positioning holes.

8. The spot welding machine fixture according to claim 1, characterized in that: It also includes a pair of buckle mechanisms, which are arranged on both sides of the first positioning groove and connected to the first plate body.

9. The spot welding machine fixture according to claim 1, characterized in that: A second limiting step is arranged in the first positioning groove.

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