Circuit board pulse welding device

Abstract

The utility model relates to the field of welding technology, and proposes a circuit board pulse welding device, including a welding structure, the welding mechanism including a cylinder, a lifting box and a welder, the cylinder is installed on a gantry, and the output end of the cylinder runs through the gantry, the lifting box is fixedly connected to the output end of the cylinder, the welder is fixedly installed on the lifting box, and also includes a workbench, a gantry, a placement plate 1, a placement plate 2, a positioning assembly, a drive assembly and a clamping assembly, the gantry is slidably installed on the workbench, the placement plate 1 is slidably installed on the workbench, the placement plate 2 is slidably installed on the workbench, and the placement plate 2 is provided with a groove and a limit hole, the positioning assembly is arranged on the placement plate 1 and the workbench, the drive assembly is arranged on the workbench, and the clamping assembly is arranged on the drive assembly. Through the above technical scheme, the problem in the prior art that it may be difficult to perform welding work on the fixed position after the circuit board is fixed is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding, in particular to a circuit board pulse welding device. Background Art

[0002] Circuit boards are also called ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, etc. Circuit boards make circuits miniaturized and intuitive, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layout. In the production process of circuit boards, it is usually necessary to perform pulse welding on the circuit boards. When welding the circuit boards, the circuit boards are usually placed on a welding table and then welded. Therefore, the welding process may always cause the circuit boards to shift and misalign, resulting in poor welding results and reduced welding efficiency.

[0003] A search for the above-mentioned problem revealed that among the currently disclosed prior arts, there is a circuit board welding device proposed in publication number CN220636563U, which places a welding class on a welding table, moves it above the circuit board by moving a fixed structure, and then presses a fixed block on the fixed structure down on the circuit board to fix it, and then performs welding work.

[0004] However, since the fixed block contacts and presses down on the surface of the circuit board, when welding the pressed part of the circuit board, it may be necessary to move the fixed structure or move the circuit board, and then adjust the pressing and fixing position to perform pulse welding on the circuit board a second time, which may be time-consuming and laborious. Utility Model Content

[0005] The utility model provides a circuit board pulse welding device, which solves the problem in the prior art that after the circuit board is fixed, it may be difficult to perform welding work on the fixed position.

[0006] The technical solution of the utility model is as follows:

[0007] A circuit board pulse welding device includes a welding structure, and also includes a workbench, a gantry, a placement plate 1, a placement plate 2, a positioning assembly, a drive assembly and a clamping assembly, the gantry is slidably installed on the workbench, the placement plate 1 is slidably installed on the workbench, the placement plate 2 is slidably installed on the workbench, and the placement plate 2 is provided with a groove and a limit hole, the positioning assembly is arranged on the placement plate 1 and the workbench, the drive assembly is arranged on the workbench, and the clamping assembly is arranged on the drive assembly.

[0008] Furthermore, the positioning assembly includes a fixed plate, a positioning block and a limit block. The number of the fixed plates is two, the fixed plates are fixedly mounted on the placement plate one, and a limit hole is provided on the fixed plate. The number of the positioning blocks is two, and the positioning blocks are fixedly mounted on the workbench, and the limit block is adapted to the limit hole.

[0009] Furthermore, the drive assembly includes a support cover, a reciprocating screw, a screw nut, a drive shaft, a drive belt, a support frame, a motor and a friction wheel. The support covers are provided in two numbers and are fixedly mounted on the workbench. The reciprocating screws are provided in two numbers and are rotatably mounted in the support covers. The screw nuts are provided in two numbers and are threadedly connected to the reciprocating screws. The drive shafts are provided in two numbers and are rotatably mounted on the bottom end of the workbench, and the drive shaft and the reciprocating screw are fixedly connected. The friction wheels are provided in two numbers and are fixedly mounted on the drive shafts. The drive belt tensioning sleeve is provided on the two friction wheels. The support frame is fixedly mounted on the bottom end of the workbench. The motor is mounted on the bottom end of the workbench, and the output end of the motor is fixedly connected to one of the drive shafts.

[0010] Furthermore, the clamping assembly includes a transmission shaft, a support box, a spring, a clamping plate, a fixed block and a handle, the transmission shaft is provided in two, and the transmission shaft is rotatably mounted on the lead screw nut, the support box is provided in two, the support box is fixedly mounted on the transmission shaft, and a groove is provided on the support box, the spring is provided in a plurality, and one end of the spring is installed in the support box, the clamping plate is provided in four, the four clamping plates are grouped in pairs, each group of the clamping plates is fixedly mounted on the other end of the spring, and a groove is provided on the top of the clamping plate, the fixed block is detachably mounted in the grooves of the clamping plate and the support box, the handle is provided in four, and the handle is fixedly mounted on the four clamping plates.

[0011] Furthermore, the two positioning blocks are located in the middle of the placement plate 1 and the placement plate 2, the fixing plate can be inserted into the groove of the placement plate 2, and the two support covers and the positioning blocks are located in a horizontal position.

[0012] Furthermore, when the spring is in a normal state, each group of the clamping plates fits against each other.

[0013] The working principle and beneficial effects of the utility model are:

[0014] 1. In the utility model, the circuit board can be placed vertically by placing the first plate, placing the second plate and fixing components, so that the welding mechanism can perform welding work on both sides of the circuit board, avoiding the difficulty of welding the fixed position of the circuit board when fixing the circuit board;

[0015] 2. In the utility model, the circuit board can be clamped by the clamping assembly, and the circuit board can be driven up and down by the driving assembly, so as to perform all-round welding on the surface of the circuit board;

[0016] In summary, the device can fix the circuit board during welding and perform all-round welding work on the surface of the circuit board through the mutual cooperation between the workbench, gantry, placement plate one, placement plate two, positioning assembly, driving assembly and clamping assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a structural schematic diagram of the workbench, the first placement plate and the second placement plate cooperating with the positioning assembly of the utility model;

[0020] Figure 3 For this utility model Figure 2 A local enlarged schematic diagram of the middle A;

[0021] Figure 4 It is a structural schematic diagram of the drive assembly of the utility model;

[0022] Figure 5 It is a structural schematic diagram of the clamping assembly of the utility model;

[0023] Figure 6 It is a structural schematic diagram of the gantry frame cooperating with the welding mechanism of the utility model.

[0024] In the figure: 1. workbench; 2. gantry; 3. placement plate 1; 4. placement plate 2; 101. fixed plate; 102. positioning block; 103. limit block; 201. support cover; 202. reciprocating screw; 203. screw nut; 204. drive shaft; 205. drive belt; 206. motor; 207. support frame; 208. friction wheel; 301. transmission shaft; 302. support box; 303. spring; 304. clamping plate; 305. fixed block; 306. handle; 401. cylinder; 402. lifting box; 403. welder. DETAILED DESCRIPTION

[0025] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] like Figure 1 to Figure 6 As shown, this embodiment proposes a circuit board pulse welding device, including a welding structure, the welding mechanism includes a cylinder 401, a lifting box 402 and a welder 403, the cylinder 401 is installed on the gantry 2, and the output end of the cylinder 401 passes through the gantry 2, the lifting box 402 is fixedly connected to the output end of the cylinder 401, the welder 403 is fixedly installed on the lifting box 402, and also includes a workbench 1, a gantry 2, a placement plate 1 3, a placement plate 2 4, a positioning assembly, a driving assembly and a clamping assembly, the gantry 2 is slidably installed on the workbench 1, the placement plate 1 3 is slidably installed on the workbench 1, the placement plate 2 4 is slidably installed on the workbench 1, and the placement plate 2 4 is provided with a groove and a limit hole, the positioning assembly is arranged on the placement plate 1 3 and the workbench 1, the driving assembly is arranged on the workbench 1, and the clamping assembly is arranged on the driving assembly.

[0027] In this embodiment, the positioning assembly includes a fixed plate 101, a positioning block 102 and a limit block 103. The fixed plate 101 is provided in two pieces, and the fixed plate 101 is fixedly installed on the placement plate 3, and a limit hole is provided on the fixed plate 101. The positioning block 102 is provided in two pieces, and the positioning block 102 is fixedly installed on the workbench 1, and the limit block 103 is adapted to the limit hole. By moving the placement plate 3, the fixed plate 101 can be inserted into the groove of the placement plate 4, and then the limit block 103 can be inserted into the limit hole for positioning and fixing.

[0028] In this embodiment, the driving assembly includes a support cover 201, a reciprocating screw 202, a screw nut 203, a driving shaft 204, a driving belt 205, a support frame 207, a motor 206 and a friction wheel 208. The support cover 201 is provided in two pieces, and the support cover 201 is fixedly installed on the workbench 1. The reciprocating screw 202 is provided in two pieces, and the reciprocating screw 202 is rotatably installed in the support cover 201. The screw nut 203 is provided in two pieces, and the screw nut 203 is threadedly connected to the reciprocating screw 202. The driving shaft 204 is provided in two pieces, and the driving shaft 204 is rotatably installed at the bottom end of the workbench 1, and the driving shaft 204 and the reciprocating screw 202 is fixedly connected, two friction wheels 208 are set, and the friction wheels 208 are fixedly installed on the driving shaft 204, the driving belt 205 is tensioned on the two friction wheels 208, the support frame 207 is fixedly installed at the bottom end of the workbench 1, the motor 206 is installed at the bottom end of the workbench 1, and the output end of the motor 206 is fixedly connected to one of the driving shafts 204, and one of the driving shafts 204 is driven to rotate by the motor 206, and the other driving shaft 204 is driven to rotate under the action of the driving belt 205 and the friction wheel 208, so that the reciprocating screw 202 rotates, and the screw nut 203 drives the clamping assembly to move up and down.

[0029] In this embodiment, the clamping assembly includes a transmission shaft 301, a support box 302, a spring 303, a clamping plate 304, a fixing block 305 and a handle 306. The transmission shaft 301 is provided in two pieces, and the transmission shaft 301 is rotatably mounted on the lead screw nut 203. The support box 302 is provided in two pieces, and the support box 302 is fixedly mounted on the transmission shaft 301, and a groove is provided on the support box 302. The spring 303 is provided in a plurality of pieces, and one end of the spring 303 is mounted in the support box 302. The clamping plate 304 is provided in four pieces, and the four clamping plates The plates 304 are grouped in pairs, and each group of clamping plates 304 is fixedly installed at the other end of the spring 303, and a groove is provided at the top of the clamping plate 304. The fixing block 305 is disassembled and installed in the grooves of the clamping plate 304 and the support box 302. There are four pull handles 306, and the pull handles 306 are fixedly installed on the four clamping plates 304. By pulling the pull handles 306, the two clamping plates 304 in each group are separated, and then the edge of the circuit board is placed in the two clamping plates 304, and then the circuit board is clamped under the resetting action of the spring 303.

[0030] In this embodiment, the two positioning blocks 102 are located in the middle of the placement plate 1 3 and the placement plate 2 4 , the fixing plate 101 can be inserted into the groove of the placement plate 2 4 , and the two support covers 201 and the positioning blocks 102 are located in a horizontal position.

[0031] In this embodiment, when the spring 303 is in a normal state, each set of clamping plates 304 fits against each other.

[0032] In this embodiment, when the device is welding the circuit board, the circuit board is first placed between the two positioning blocks 102, and then the placement plate 1 3 and the placement plate 2 4 are pushed, the fixing plate 101 on the placement plate 1 3 is inserted into the placement plate 2 4, and then the limit block 103 is inserted to fix it, and then the cylinder 401 is started to make the lifting box 402 drive the welder 403 to descend, and then the gantry 2 is moved to make the welder 403 close to the circuit board, so as to weld the surface of the circuit board. After welding is completed, the motor 206 is started, and the motor 206 drives one of the driving shafts 204, and then the driving shaft 204 drives the friction wheel 208 to rotate, and the friction wheel 208 drives the driving belt 205, and then the driving belt 205 drives the other friction wheel 208 and the driving shaft 204 to rotate, so that the two moving As the multiple lead screw 202 rotates, the lead screw nut 203 is consistent with the width of the support cover 201, so the lead screw nut 203 can drive the clamping assembly to move up and down, move the clamping plate 304 to the circuit board, pull the handle 306 to separate each group of clamping plates 304, and then make the clamping plate 304 clamp the edge of the circuit board. During adjustment, the fixing block 305 can be inserted into the groove of the clamping plate 304 and the support box 302 for temporary fixation. After the adjustment is completed, pull out the fixing block 305, and clamp the circuit board under the resetting action of the spring 303. After completion, start the motor 206 again, move the circuit board to the welder 403, and weld the fixed positions of the placement plates 1 3 and 2 4. It can also be turned over by rotating the transmission shaft 301, and welding can be performed on both sides.

[0033] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A circuit board pulse welding device, comprising a welding structure, characterized in that: Also includes: Workbench (1); A gantry (2), wherein the gantry (2) is slidably mounted on the workbench (1); A placing plate (3), wherein the placing plate (3) is slidably mounted on the workbench (1); A second placement plate (4), wherein the second placement plate (4) is slidably mounted on the workbench (1), and a groove and a limiting hole are provided on the second placement plate (4); A positioning assembly, the positioning assembly being arranged on the placement plate 1 (3) and the workbench (1); A drive assembly, the drive assembly being arranged on the workbench (1); A clamping assembly is arranged on the driving assembly.

2. A circuit board pulse welding device according to claim 1, characterized in that: The positioning component comprises: A fixing plate (101), wherein two fixing plates (101) are provided, and the fixing plates (101) are fixedly mounted on the placement plate 1 (3), and a limiting hole is provided on the fixing plate (101); A positioning block (102), wherein two positioning blocks (102) are provided and the positioning blocks (102) are fixedly mounted on the workbench (1); A limiting block (103), wherein the limiting block (103) is adapted to the limiting hole.

3. A circuit board pulse welding device according to claim 2, characterized in that: The drive assembly comprises: A support cover (201), wherein two support covers (201) are provided, and the support covers (201) are fixedly mounted on the workbench (1); A reciprocating screw (202), wherein two reciprocating screws (202) are provided, and the reciprocating screws (202) are rotatably mounted in the support cover (201); A lead screw nut (203), wherein two lead screw nuts (203) are provided, and the lead screw nuts (203) are threadedly connected to the reciprocating lead screw (202); A driving shaft (204), wherein two driving shafts (204) are provided, and the driving shafts (204) are rotatably mounted on the bottom end of the workbench (1), and the driving shafts (204) are fixedly connected to the reciprocating screw (202); Friction wheels (208), two friction wheels (208) are provided, and the friction wheels (208) are fixedly mounted on the drive shaft (204); A driving belt (205), wherein the driving belt (205) is tensionedly sleeved on the two friction wheels (208); A support frame (207), wherein the support frame (207) is fixedly mounted on the bottom end of the workbench (1); A motor (206), wherein the motor (206) is mounted on the support frame (207), and an output end of the motor (206) is fixedly connected to one of the drive shafts (204).

4. A circuit board pulse welding device according to claim 3, characterized in that: The clamping assembly comprises: A transmission shaft (301), wherein two transmission shafts (301) are provided, and the transmission shafts (301) are rotatably mounted on the lead screw nut (203); A support box (302), wherein two support boxes (302) are provided, and the support boxes (302) are fixedly mounted on the transmission shaft (301), and a groove is formed on the support box (302); A spring (303), wherein the spring (303) is provided in a plurality, and one end of the spring (303) is installed in the support box (302); A clamping plate (304), wherein the clamping plates (304) are arranged in four numbers, and each of the four clamping plates (304) is arranged in pairs, and each group of the clamping plates (304) is fixedly mounted on the other end of the spring (303), and a groove is provided at the top end of the clamping plate (304); A fixing block (305), the fixing block (305) being detachably mounted in the grooves of the clamping plate (304) and the supporting box (302); A pull handle (306), wherein the pull handle (306) is arranged in four numbers, and the pull handle (306) is fixedly mounted on the four clamping plates (304).

5. A circuit board pulse welding device according to claim 4, characterized in that: The two positioning blocks (102) are located in the middle of the placement plate 1 (3) and the placement plate 2 (4), the fixing plate (101) can be inserted into the groove of the placement plate 2 (4), and the two support covers (201) and the positioning blocks (102) are located in a horizontal position.

6. A circuit board pulse welding device according to claim 5, characterized in that: When the spring (303) is in a normal state, each group of the clamping plates (304) fits against each other.

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