Small welding tool

Abstract

The utility model relates to the technical field of circuit board welding, and discloses a small welding tool which comprises supporting rods, frame-shaped plates are rotationally arranged at the top ends of the adjacent surfaces of the two supporting rods, clamping plates are movably arranged in the frame-shaped plates, sliding blocks are fixedly arranged at the bottoms of the supporting rods, a base is arranged below the supporting rods, and the clamping plates are arranged on the base. A groove is formed in the surface of the base, a double-end lead screw is rotationally installed in the groove, and the base is connected to the end of the double-end lead screw in a threaded and sleeved mode. Through the arrangement of the supporting rod, the frame-shaped plate, the sliding block, the base and other structures, circuit boards of different sizes can be rapidly clamped and positioned; when the circuit board is welded, the circuit board cannot move, the reliability is high, the stability and accuracy of the welding work are improved, meanwhile, the multi-angle welding work of the circuit board can be achieved, the device is high in flexibility, and the working efficiency is improved.

Description

Technical Field

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

[0002] Circuit board welding is an important electronic manufacturing technology, which is mainly used to connect electronic components with circuit boards to realize circuit functions. Circuit board welding is widely used in many fields, such as communications, computers, automobiles, medical treatment, home appliances, etc.

[0003] In the field of communications, circuit board welding is widely used in the manufacturing history of mobile phones, televisions, wireless routers and other equipment. In the computer field, circuit board welding is the core manufacturing technology of electronic equipment such as motherboards, graphics cards, and hard drives. In the automotive field, circuit board welding is used in the manufacture of automotive electronic equipment such as central control systems and navigation systems. In the medical field, circuit board welding is the manufacturing technology of medical electronic equipment such as electrocardiographs and blood glucose meters. In the field of home appliances, circuit board welding is the manufacturing technology of home appliances such as televisions, refrigerators, and washing machines.

[0004] In general, circuit board welding is an indispensable and important link in the manufacturing of modern electronic products. It ensures the reliability and stability of electronic products and promotes the development of the electronics industry.

[0005] After searching, the Chinese utility model patent with publication number: CN219966705U discloses a circuit board welding, including a welding base, a workbench and a circuit board body, the welding base, the interior of the welding base is provided with a limit assembly for clamping with the edge of the workbench, the upper end of the welding base is provided with a welding disk for horizontal rotation, and the top of the welding disk is provided with three groups of fixing assemblies distributed in a ring shape with the center point; the fixing assembly includes a fixing tube, a second screw rod, a pressing plate and a rubber column; in the utility model, the tooling can limit and fix at least three groups of circuit board bodies, as the rotating shaft rod drives the welding disk to rotate, the circuit board body on the welding disk can be horizontally rotated and adjusted, and the supporting end contact surfaces at both ends of the circuit board body are respectively provided with elastic protective pads and rubber columns to avoid scratches on the fixed sides of the circuit board body, thereby improving the safety of the circuit board body when welding and fixing, and at the same time, it is convenient to operate, install and use.

[0006] From the analysis of the above technical solutions, it can be seen that the current welding work of the circuit board is to directly place the circuit board on the table. When welding the circuit board, the circuit board is prone to sliding, shaking, etc., which affects the welding operation of the staff and reduces work efficiency. Utility Model Content

[0007] The purpose of the utility model is to provide a small welding tool to solve the problem of the current welding work of the circuit board proposed in the above background technology, that is, the circuit board is directly placed on the desktop. When the circuit board is welded, the circuit board is prone to sliding, shaking, etc., which affects the welding operation of the staff and reduces the work efficiency.

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a small welding tool, comprising a support rod, a frame plate is rotatably provided at the top ends of the adjacent surfaces of two support rods, a clamping plate is movably provided inside the frame plate, a slider is fixedly provided at the bottom of the support rod, a base is provided below the support rod, a groove is provided on the surface of the base, a double-headed screw rod is rotatably installed inside the groove, and the base is threadedly sleeved on the end of the double-headed screw rod.

[0009] Furthermore, a first spring is provided at the upper end of the clamping plate, and the top of the first spring is connected to the inner wall of the frame plate.

[0010] Furthermore, a pull rod is fixedly provided at the middle end above the clamping plate, the surface of the pull rod passes through the frame plate, and a handle is fixedly provided at the top end of the pull rod.

[0011] Furthermore, a pull rod is fixedly provided at the middle end above the clamping plate, the surface of the pull rod passes through the frame plate, and a handle is fixedly provided at the top end of the pull rod.

[0012] Furthermore, the rotating rod is provided with a first rectangular groove at one end thereof, a second spring is provided inside the first rectangular groove, and an end of the second spring is connected to a first rectangular rod, the first rectangular rod is movably installed inside the first rectangular groove through the second spring, a connecting shaft is fixedly provided at one end of the first rectangular rod arranged outside the first rectangular groove, and the connecting shaft is movably installed in the shaft groove, a second hexagonal rod is fixedly provided at the other end of the connecting shaft, a second hexagonal groove is provided on a side of the shaft groove away from the rotating rod, the second hexagonal rod is movably installed in the second hexagonal groove, and a first rotating handle is fixedly provided at the other end of the second hexagonal rod.

[0013] Furthermore, the inner wall of the groove is provided with a slide groove corresponding to the end of the slider, the end of the slider is movably installed in the slide groove, and a second turning handle is rotatably provided on the outer side of the base, and the end of the second turning handle is connected to the double-headed screw through a roller shaft.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model can realize the fast clamping and positioning operation of circuit boards of different sizes by arranging structures such as support rods, frame plates, sliders, and bases. When the circuit boards are welded, the circuit boards will not move, the reliability is high, the stability and accuracy of the welding work are improved, and the welding work of the circuit boards at multiple angles can be realized. The device has strong flexibility and improves work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a three-dimensional diagram of a small welding tool of the utility model;

[0017] Figure 2 This is a structural diagram of a frame plate of a small welding tool of the utility model;

[0018] Figure 3 This is a partial cross-sectional view of a small welding tool of the utility model;

[0019] Figure 4 A small welding tool for the utility model Figure 3 Enlarged view of point A in the middle.

[0020] In the figure: 1. support rod; 2. frame plate; 3. splint; 4. pull rod; 5. handle; 6. first spring; 7. rotating rod; 8. first rectangular groove; 9. second spring; 10. first rectangular rod; 11. connecting shaft; 12. second hexagonal rod; 13. first rotating handle; 14. second hexagonal groove; 15. shaft groove; 16. base; 17. double-headed screw; 18. slider; 19. slide groove; 20. second rotating handle. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] See also Figure 1 - Figure 4The utility model provides a technical solution: a small welding tool, including a support rod 1, a frame plate 2 is rotatably provided at the top of the adjacent surfaces of the two support rods 1, a clamping plate 3 is movably provided inside the frame plate 2, a slider 18 is fixedly provided at the bottom of the support rod 1, a base 16 is provided below the support rod 1, a groove is provided on the surface of the base 16, a double-headed screw 17 is rotatably installed inside the groove, and the base 16 is threadedly sleeved on the end of the double-headed screw 17. Through the mutual cooperation of the support rod 1, the frame plate 2, the slider 18, the base 16 and other structures, the clamping and positioning operation of circuit boards of different sizes can be realized quickly. When the circuit board is welded, the circuit board will not move, the reliability is high, the stability and accuracy of the welding work are improved, and the welding work of the circuit board at multiple angles can be realized at the same time. The device has strong flexibility and improves work efficiency.

[0023] The first spring 6 is disposed at the upper end of the clamping plate 3, and the top of the first spring 6 is connected to the inner wall of the frame plate 2. The clamping plate 3 is connected to the frame plate 2 by the first spring 6. When the circuit board is installed inside the frame plate 2, the clamping plate 3 can clamp the surface of the circuit board under the elastic force of the first spring 6, thereby fixing the circuit board.

[0024] A pull rod 4 is fixedly provided at the middle end above the clamping plate 3, the surface of the pull rod 4 passes through the frame plate 2, and a handle 5 is fixedly provided at the top of the pull rod 4. By providing the pull rod 4, when the staff pulls the pull rod 4 outward through the handle 5, the clamping plate 3 can move upward, thereby realizing the installation or removal of the circuit board, and improving the practicality of the device.

[0025] The top of the support rod 1 is provided with an axis groove 15, and a rotating rod 7 is rotatably provided inside the axis groove 15. One end of the rotating rod 7 arranged outside the support rod 1 is fixedly connected to the frame plate 2. After the circuit board is installed, the circuit board can be rotated by the rotating rod 7, and the circuit board can be welded at multiple angles, thereby improving the flexibility of the device.

[0026] A first rectangular groove 8 is provided at one end of the rotating rod 7 which is arranged inside the shaft groove 15, a second spring 9 is provided inside the first rectangular groove 8, and the end of the second spring 9 is connected to a first rectangular rod 10, the first rectangular rod 10 is movably installed inside the first rectangular groove 8 through the second spring 9, a connecting shaft 11 is fixedly provided at one end of the first rectangular rod 10 which is arranged outside the first rectangular groove 8, and the connecting shaft 11 is movably installed in the shaft groove 15, a second hexagonal rod 12 is fixedly provided at the other end of the connecting shaft 11, a second hexagonal groove 14 is provided on the side of the shaft groove 15 away from the rotating rod 7, the second hexagonal rod 12 is movably installed in the second hexagonal groove 14, and a first rotating handle 13 is fixedly provided at the other end of the second hexagonal rod 12. The first rectangular groove 8 cooperates with the first rectangular rod 10, the second hexagonal groove 14 cooperates with the second hexagonal rod 12, and the first rectangular rod 10 and the second hexagonal rod 12 are connected by the connecting shaft 11, so that when the staff pulls the first turning handle 13 outward, the second hexagonal rod 12 is separated from the inside of the second hexagonal groove 14, and the end of the first rectangular rod 10 is still clamped in the first rectangular groove 8. By rotating the first turning handle 13, the first rectangular rod 10 can drive the turning rod 7 to rotate, thereby realizing the rotation of the frame plate 2, and realizing the welding operation of the circuit board at multiple angles. Then, under the action of the second spring 9, the first rectangular rod 10 shrinks into the first rectangular groove 8, and the second hexagonal rod 12 shrinks into the second hexagonal groove 14, so as to realize the positioning of the frame plate 2.

[0027] The inner wall of the groove is provided with a slide groove 19 corresponding to the end of the slider 18, and the end of the slider 18 is movably installed in the slide groove 19. A second handle 20 is rotatably provided on the outer side of the base 16, and the end of the second handle 20 is connected to the double-headed screw 17 through a roller. The end of the slider 18 is slidably arranged in the slide groove 19, so that the support rod 1 can be moved smoothly, and the stability of the structure is enhanced. The double-headed screw 17 can be rotated by the second handle 20, so that the two support rods 1 can move inward or outward at the same time, which is convenient for clamping circuit boards of different sizes, improving the convenience of work and the flexibility of use of the device.

[0028] Working principle: First, the end of the slider 18 is slidably set in the slide groove 19, so as to ensure that the support rod 1 can move smoothly and enhance the stability of the structure, and the double-headed screw rod 17 can be rotated through the second turning handle 20, so that the two support rods 1 can move inward or outward at the same time, which is convenient for clamping circuit boards of different sizes, and then the clamping plate 3 is connected to the frame plate 2 by setting the first spring 6. When the circuit board is installed inside the frame plate 2, the clamping plate 3 can clamp the surface of the circuit board under the elastic force of the first spring 6, so as to fix the circuit board, and then the first rectangular groove 8 cooperates with the first rectangular rod 10, the second hexagonal groove 14 cooperates with the second hexagonal rod 12, and the first rectangular rod 10 is connected to the second hexagonal rod 12 by the connecting shaft 11, so that when the staff pulls the first turning handle 13 outward, the second hexagonal rod 12 is separated from the inside of the second hexagonal groove 14. At this time, the end of the first rectangular rod 10 is still clamped in the first rectangular groove 8. By rotating the first rotating handle 13, the first rectangular rod 10 can drive the rotating rod 7 to rotate, thereby realizing the rotation of the frame plate 2, and realizing the welding operation of the circuit board at multiple angles. Then, under the action of the second spring 9, the first rectangular rod 10 shrinks into the first rectangular groove 8, and the second hexagonal rod 12 shrinks into the second hexagonal groove 14 to realize the positioning of the frame plate 2. Finally, through the mutual cooperation of the support rod 1, the frame plate 2, the slider 18, the base 16 and other structures, the clamping and positioning operation of circuit boards of different sizes can be realized quickly. When the circuit board is welded, the circuit board will not move, the reliability is high, the stability and accuracy of the welding work are improved, and the welding work of the circuit board at multiple angles can also be realized. The flexibility of the device is strong, and the work efficiency is improved.

[0029] Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present utility model.

Claims

1. A small welding tool, comprising a support rod (1), characterized in that: A frame plate (2) is rotatably provided at the top ends of the adjacent surfaces of the two support rods (1), a clamping plate (3) is movably provided inside the frame plate (2), a slider (18) is fixedly provided at the bottom of the support rod (1), a base (16) is provided below the support rod (1), a groove is provided on the surface of the base (16), a double-headed screw rod (17) is rotatably installed inside the groove, and the base (16) is threadedly sleeved on the end of the double-headed screw rod (17).

2. A small welding tool according to claim 1, characterized in that: A first spring (6) is provided at the upper end of the clamping plate (3), and the top of the first spring (6) is connected to the inner wall of the frame plate (2).

3. A small welding tool according to claim 2, characterized in that: A pull rod (4) is fixedly provided at the middle end above the clamping plate (3), the surface of the pull rod (4) passes through the frame plate (2), and a handle (5) is fixedly provided at the top end of the pull rod (4).

4. A small welding tool according to claim 1, characterized in that: The top of the support rod (1) is provided with an axial groove (15), and a rotating rod (7) is rotatably provided inside the axial groove (15). One end of the rotating rod (7) is arranged on the outside of the support rod (1) and is fixedly connected to the frame plate (2).

5. A small welding tool according to claim 4, characterized in that: The first rectangular groove (8) is arranged at one end of the rotating rod (7) arranged inside the shaft groove (15), a second spring (9) is arranged inside the first rectangular groove (8), and the end of the second spring (9) is connected to the first rectangular rod (10), the first rectangular rod (10) is movably installed inside the first rectangular groove (8) through the second spring (9), a connecting shaft (11) is fixedly arranged at one end of the first rectangular rod (10) arranged outside the first rectangular groove (8), and the connecting shaft (11) is movably installed in the shaft groove (15), and a second hexagonal rod (12) is fixedly arranged at the other end of the connecting shaft (11), a second hexagonal groove (14) is arranged on the side of the shaft groove (15) away from the rotating rod (7), the second hexagonal rod (12) is movably installed in the second hexagonal groove (14), and a first rotating handle (13) is fixedly arranged at the other end of the second hexagonal rod (12).

6. A small welding tool according to claim 1, characterized in that: The inner wall of the groove is provided with a slide groove (19) corresponding to the end of the slider (18), and the end of the slider (18) is movably installed in the slide groove (19). A second rotating handle (20) is rotatably provided on the outer side of the base (16), and the end of the second rotating handle (20) is connected to the double-headed screw (17) through a roller shaft.

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