Pin welding tool

Abstract

The utility model belongs to the technical field of tool jigs, and particularly relates to a pin welding tool which comprises a cover plate and a supporting assembly, the supporting assembly comprises a bottom plate, a top plate, a supporting column and a liquid storage box provided with a cooling groove, the supporting column is installed between the bottom plate and the top plate, and the cooling groove is formed in the top plate. An accommodating space is formed between the bottom plate and the top plate, and the liquid storage box is mounted in the accommodating space; the top plate is provided with a first accommodating groove for mounting a pin and a second accommodating groove for mounting a circuit board, and the first accommodating groove is communicated with the cooling groove; and the cover plate is detachably mounted on the bottom plate and is used for pressing the circuit board in the second accommodating groove. According to the utility model, the cooling liquid in the liquid storage box can absorb heat generated in the welding process of the pins, so that the quality of the pins welded on the circuit board is ensured.

Description

TECHNICAL FIELD

[0001] The utility model belongs to tooling technical field, especially, a kind of pin welding tool. BACKGROUND

[0002] With the continuous development of electronic products, more and more notebook computers, mobile phones, tablets and other electronic products appear in people's daily life, and chargers are charging devices for electronic products. The charger includes a circuit board and a pin electrically connected to the circuit board. In order to ensure the stability of the connection between the pin and the circuit board, the pin is usually welded to the circuit board.

[0003] With the continuous progress of automation technology, more and more manufacturers use automatic welding assembly line to complete the welding work between the pin and the circuit board. The welding tool can fix the circuit board and the pin, and the assembly line can transport the welding tool with the circuit board and the pin to the welding station, and the welding machine can weld the pin to the circuit board.

[0004] Although the existing welding tool can fix the circuit board and the pin, the high temperature generated during welding of the pin and the circuit board cannot be dissipated in time through the welding tool, resulting in poor welding quality between the pin and the circuit board. SUMMARY

[0005] The utility model embodiment provides a kind of pin welding tool, to solve the technical problem that welding tool cannot dissipate heat generated during welding of pin and circuit board in time in prior art.

[0006] An embodiment of the utility model provides a kind of pin welding tool, including cover plate and support assembly, the support assembly includes bottom plate, top plate, support column and the liquid storage box with cooling groove, the support column is installed between the bottom plate and the top plate, the bottom plate and the top plate are equipped with containing space, the liquid storage box is installed in the containing space;

[0007] The top plate is equipped with the first containing groove for installing pin and the second containing groove for installing circuit board, and the first containing groove is communicated with the cooling groove.

[0008] The cover plate can be detachably mounted on the bottom plate, and is used to press the circuit board in the second containing groove.

[0009] Optionally, the support assembly further includes a positioning block mounted on the bottom plate and a fixing member mounted on the positioning block, and the cover plate is provided with a positioning groove adapted to the positioning block.

[0010] The cover plate is mounted on the top plate, the positioning block is inserted into the positioning groove, and the fixing member abuts against the inner wall of the positioning groove.

[0011] Optionally, the fixing member comprises a wave bead screw mounted on the positioning block by screwing.

[0012] Optionally, the top plate is provided with a positioning column, and the cover plate is provided with a positioning hole matched with the positioning column.

[0013] The cover plate is mounted on the top plate, the positioning column is inserted into the positioning hole.

[0014] Optionally, the pin welding tool further comprises a magnetic member mounted on the cover plate, and the top plate is provided with a magnetic attracting part matched with the magnetic member.

[0015] The cover plate is mounted on the top plate, and the magnetic member magnetically attracts the magnetic attracting part.

[0016] Optionally, the inner wall of the second accommodating groove is provided with a side groove and a side protrusion, and the side protrusion abuts against the circuit board mounted in the second accommodating groove.

[0017] Optionally, the pin welding tool further comprises a base and a corner limiting block mounted on the base, and the bottom plate is mounted on the base, and the corner limiting block abuts against the corner of the bottom plate.

[0018] Optionally, the bottom plate is provided with a through hole communicating with the accommodating space, and the liquid storage box is fixedly mounted on the base and located in the accommodating space.

[0019] In the utility model, the top plate is provided with a first accommodating groove for mounting a pin and a second accommodating groove for mounting a circuit board, and the first accommodating groove communicates with the cooling groove; the pin is mounted in the first accommodating groove, and the bottom of the pin extends into the cooling liquid in the liquid storage box; when the pin is welded on the circuit board, the cooling liquid in the liquid storage box can absorb the heat generated in the pin welding process, thereby ensuring the quality of the pin welded on the circuit board. In addition, the supporting column is mounted between the bottom plate and the top plate, the bottom plate and the top plate are provided with an accommodating space, and the liquid storage box is mounted in the accommodating space, so that the liquid storage box is hidden in the accommodating space between the bottom plate and the top plate, the compactness of the pin welding tool is improved, and the pin welding tool has the advantages of simple structure and low manufacturing cost. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the description of the embodiments of the present application. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained according to these drawings without creative labor for those skilled in the art.

[0021] Fig. 1 Fig. 1 is a structural schematic diagram of a pin welding tool provided by an embodiment of the present application;

[0022] Fig. 2 Fig. 2 is a structural schematic diagram of the pin welding tool in an open state provided by an embodiment of the present application;

[0023] Fig. 3 Fig. 3 is an exploded structural schematic diagram of the pin welding tool provided by an embodiment of the present application.

[0024] The reference signs in the description are as follows:

[0025] 1, cover plate; 11, positioning groove; 12, positioning hole; 2, support assembly; 21, bottom plate; 211, through hole; 22, top plate; 221, first accommodating groove; 222, second accommodating groove; 2221, side groove; 2222, side protrusion; 223, positioning column; 23, support column; 24, liquid storage box; 241, cooling groove; 25, accommodating space; 26, positioning block; 3, magnetic attraction piece; 4, base; 5, corner limiting block; 10, pin; 20, circuit board. DETAILED DESCRIPTION

[0026] In order to make the technical problems, technical schemes and beneficial effects solved by the present application more clearly understood, the following will further describe the present application in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, and are not used to limit the present application.

[0027] In the description of the present application, it should be understood that the orientation or position relationship indicated by the terms "longitudinal", "radial", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0028] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, term "installation", "link", "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can pass through intermediate medium indirectly connect, can be two element inside communication.For ordinary skilled person in the art, the above-mentioned term can be understood as the specific meaning of the utility model according to specific circumstances.

[0029] As Figs. 1-3 The utility model discloses an embodiment provides a pin welding tool, including cover plate 1 and support component 2, support component 2 includes bottom plate 21, top plate 22, support column 23 and be equipped with cooling recess 241's liquid storage box 24, support column 23 is installed between bottom plate 21 and top plate 22, bottom plate 21 and top plate 22 are equipped with containing space 25, liquid storage box 24 is installed in containing space 25;It can be understood that support column 23 can be set up multiple according to actual demand, the bottom of support column 23 is installed on bottom plate 21, top plate 22 is installed on the top of support column 23, so that support component 2 is upper and lower two layer structural members;Cooling recess 241 can store coolant, moisture and the like.

[0030] First containing recess 221 for installing pin 10 and second containing recess 222 for installing circuit board 20 are equipped on top plate 22, and first containing recess 221 communicates cooling recess 241;It can be understood that first containing recess 221 and second containing recess 222 can be set up multiple according to actual demand, and one pin 10 can be installed in each first containing recess 221, and one circuit board 20 can be installed in each second containing recess 222, so that the design of multiple first containing recess 221 and second containing recess 222 improves the welding efficiency of the pin welding tool.

[0031] Cover plate 1 can be detachably installed on bottom plate 21, and is used for pressing and combining circuit board 20 in second containing recess 222.It can be understood that cover plate 1 can be detachably installed on top plate 22 through clamping structure, magnetic attraction structure, plug-in structure and the like.

[0032] The utility model discloses a first accommodating recess 221 and a second accommodating recess 222 for installing the pin 10 and the circuit board 20 are equipped on the top plate 22, the first accommodating recess 221 is communicated with the cooling recess 241, the pin 10 is installed in the first accommodating recess 221, and the bottom of pin 10 is inserted into the cooling liquid of the liquid storage box 24, when welding the pin 10 on the circuit board 20, the cooling liquid in the liquid storage box 24 can absorb the heat generated in the welding process of the pin 10, and the quality of welding the pin 10 on the circuit board 20 is guaranteed.

[0033] In an embodiment, as shown in Figs. 1-3 The supporting assembly 2 further includes a positioning block 26 installed on the bottom plate 21 and a fixing piece (not shown in the figure) installed on the positioning block 26, and the cover plate 1 is provided with a positioning groove 11 matched with the positioning block 26; it can be understood that the positioning block 26 is installed on the top surface of the top plate 22 and protrudes upwards; the fixing piece includes but is not limited to a glass bead screw, a buckle piece, etc.; and the fixing piece is installed on the side of the positioning block 26.

[0034] The cover plate 1 is installed on the top plate 22, the positioning block 26 is inserted into the positioning groove 11, and the fixing piece abuts against the inner wall of the positioning groove 11. Specifically, when the cover plate 1 is installed on the top plate 22 from above, the positioning block 26 will be automatically inserted into the positioning groove 11, and the fixing piece abuts against the inner wall of the positioning groove 11, so that the cover plate 1 can stably press the circuit board 20 in the second accommodating recess 222, thereby ensuring the stability of the connection between the circuit board 20 and the pin 10.

[0035] In an embodiment, as shown in Figs. 1-3 The top plate 22 is provided with a positioning column 223, and the cover plate 1 is provided with a positioning hole 12 matched with the positioning column 223; the cover plate 1 is installed on the top plate 22, and the positioning column 223 is inserted into the positioning hole 12. It can be understood that the positioning column 223 is inserted into the positioning hole 12, which ensures the accuracy of the installation of the cover plate 1 on the top plate 22.

[0036] In an embodiment, as shown in Figs. 1-3As shown in the figure, the pin welding tool further comprises a magnetic member 3 installed on the cover plate 1, and the top plate 22 is provided with a magnetic attraction part matched with the magnetic member 3; the cover plate 1 is installed on the top plate 22, and the magnetic member 3 magnetically attracts the magnetic attraction part. It can be understood that the magnetic member 3 includes but is not limited to a magnet and the like, and the top plate 22 can be made of iron material, and the cover plate 1 is installed on the top plate 22 by magnetic attraction, thereby improving the convenience of disassembly and assembly between the cover plate 1 and the top plate 22.

[0037] In an embodiment, as shown in the figure, Figs. 1-3 As shown in the figure, the inner wall of the second accommodating groove 222 is provided with a side groove 2221 and a side protrusion 2222, and the side protrusion 2222 abuts against the circuit board 20 installed in the second accommodating groove 222. It can be understood that the design of the side groove 2221 and the side protrusion 2222 makes the contact area between the circuit board 20 and the side wall of the second accommodating groove 222 smaller, thereby facilitating the disassembly and assembly between the circuit board 20 and the second accommodating groove 222, and avoiding the accident of scratching the circuit board 20 by the inner wall of the second accommodating groove 222.

[0038] In an embodiment, as shown in the figure, Figs. 1-3 As shown in the figure, the pin welding tool further comprises a base 4 and a corner limiting block 5 installed on the base 4, and the bottom plate 21 is installed on the base 4, and the corner limiting block 5 abuts against the corner of the bottom plate 21. It can be understood that the base 4 can be installed on a production line, and the corner limiting block 5 can be provided with four, and the four corner limiting blocks 5 abut against the four corners of the bottom plate 21 respectively, thereby ensuring the stability of the installation of the bottom plate 21 on the base 4.

[0039] In an embodiment, as shown in the figure, Figs. 1-3 As shown in the figure, the bottom plate 21 is provided with a through hole 211 communicating with the accommodating space 25, and the liquid storage box 24 is fixedly installed on the base 4 and located in the accommodating space 25. It can be understood that the bottom of the liquid storage box 24 is fixedly installed on the base 4, the top of the liquid storage box 24 extends into the accommodating space 25 and abuts against the bottom surface of the top plate 22, thereby further improving the compactness of the pin welding tool.

[0040] The above-described embodiments are only used to illustrate the technical solutions of the present application, rather than limit them; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced by equivalents; and these modifications or replacements do not change the essence of the corresponding technical solutions, and should be included in the protection scope of the present application.

Claims

1. A pin welding tool, characterized by, The support assembly comprises a bottom plate, a top plate, support columns, and a liquid storage box provided with cooling grooves, the support columns are installed between the bottom plate and the top plate, and a containing space is arranged between the bottom plate and the top plate, and the liquid storage box is installed in the containing space; The top plate is provided with a first containing groove for installing a pin and a second containing groove for installing a circuit board, and the first containing groove communicates with the cooling grooves; The cover plate is detachably installed on the bottom plate and is used for pressing the circuit board in the second containing groove.

2. The pin welding tooling of claim 1, wherein, The support assembly further comprises a positioning block installed on the bottom plate and a fixing member installed on the positioning block, and the cover plate is provided with a positioning groove matched with the positioning block; The cover plate is installed on the top plate, the positioning block is inserted into the positioning groove, and the fixing member abuts against the inner wall of the positioning groove.

3. The pin welding tooling of claim 2, wherein, The fixing member comprises a wave bead screw threadedly installed on the positioning block.

4. The pin welding fixture of claim 1, wherein, The top plate is provided with a positioning column, and the cover plate is provided with a positioning hole matched with the positioning column; The cover plate is installed on the top plate, and the positioning column is inserted into the positioning hole.

5. The pin welding fixture of claim 1, wherein, The pin welding tool further comprises a magnetic member installed on the cover plate, and the top plate is provided with a magnetic member matched with the magnetic member; The cover plate is installed on the top plate, and the magnetic member magnetically attracts the magnetic member.

6. The pin welding fixture of claim 1, wherein, The inner wall of the second containing groove is provided with a side groove and a side protrusion, and the side protrusion abuts against the circuit board installed in the second containing groove.

7. The pin welding fixture of claim 1, wherein, The pin welding tool further comprises a base and a corner limiting block installed on the base, and the bottom plate is installed on the base, and the corner limiting block abuts against the corner of the bottom plate.

8. The pin welding fixture of claim 7, wherein, The bottom plate is provided with a through hole communicating with the containing space, and the liquid storage box is fixedly installed on the base and located in the containing space. The pin welding tool further comprises a base and a corner limiting block installed on the base, and the bottom plate is installed on the base, and the corner limiting block abuts against the corner of the bottom plate. The bottom plate is provided with a through hole communicating with the containing space, and the liquid storage box is fixedly installed on the base and located in the containing space.

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