Bus bar welding device

Abstract

The utility model discloses a bus bar welding device which comprises a welding box, a bottom fixing frame is fixedly installed on the lower portion of the outer wall of the welding box, a telescopic and movable propelling mechanism is arranged on the lower portion of the inner wall of the bottom fixing frame, and gear mechanisms are fixedly installed on the two sides of the inner wall of the welding box. A gear connecting plate matched with the gear mechanism in size is arranged above the outer wall of the gear mechanism, and a bus bar fixing mechanism is fixedly installed on one side of the upper portion of the outer wall of the gear connecting plate. According to the bus bar welding device, the pushing mechanism is arranged, and meanwhile, the gear mechanism is arranged in a matched mode, so that the distance between bus bars can be adjusted, meanwhile, the welding position of the bus bars can be adjusted, and meanwhile, the welding depth of the bus bars can be adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field related to busbars, in particular to a busbar welding device. Background Art

[0002] The busbar, also known as the laminated busbar, is a multi-layer laminated structure of the power module electrical connection component, which can connect the power distribution of multiple circuits. It has the characteristics of repeatable electrical performance, low inductance, anti-interference, good reliability, space saving, simple and quick assembly, etc. As a component of the power conversion device, the busbar is widely used in aviation power systems, communication base stations, military industry, transportation systems, energy and other fields. At present, a welding device is needed when welding the busbar, but the current welding device requires manual operation and has poor stability. For this reason, we propose a busbar welding device.

[0003] The welding devices currently used are unstable during welding and require manual operation, and it is difficult to control the depth of welding. Utility Model Content

[0004] The purpose of the utility model is to provide a busbar welding device to solve the problem that the currently used welding device mentioned in the above background technology is unstable during welding and requires manual operation, and it is difficult to control the depth of welding.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a busbar welding device, comprising a welding box, a bottom fixing frame is fixedly installed under the outer wall of the welding box, a retractable and movable propulsion mechanism is provided under the inner wall of the bottom fixing frame, gear mechanisms are fixedly installed on both sides of the inner wall of the welding box, a gear connecting plate of matching size is provided above the outer wall of the gear mechanism, a busbar fixing mechanism is fixedly installed on one side above the outer wall of the gear connecting plate, and a welding mechanism that can move forward and backward is provided above the inner wall of the welding box.

[0006] Preferably, the propulsion mechanism includes a hydraulic cylinder, a hydraulic rod, a propulsion frame and a connecting plate. The hydraulic cylinder is fixedly installed below the inner wall of the bottom fixed frame. A hydraulic rod is provided at the output end of the hydraulic cylinder. A propulsion frame of matching size is provided above the outer wall of the hydraulic rod. A connecting plate is welded and installed at the center of the upper outer wall of the propulsion frame.

[0007] Preferably, the gear mechanism includes a fixed shaft, a support plate, a first fixed block and a gear piece. The fixed shaft is fixedly installed on both sides of the lower inner wall of the welding box. A support plate of matching size is provided on the upper surface of the fixed shaft. The first fixed blocks are fixedly installed on both sides of the outer wall of the welding box. A rotatable gear piece is provided in front of the inner wall of the first fixed block.

[0008] Preferably, the gear plate is meshingly connected with the gear connecting plate, and the gear plate is symmetrically arranged with respect to the central axis of the welding box.

[0009] Preferably, the busbar fixing mechanism includes a positioning plate, a busbar placement groove, a busbar extrusion block, a pull rod and a threaded rod. The positioning plate is fixedly installed on one side above the outer wall of the gear connecting plate. A busbar placement groove is opened above the outer wall of the positioning plate. The inner wall of the positioning plate is provided with a busbar extrusion block that can move up and down. A pull rod is fixedly installed at the center above the outer wall of the busbar extrusion block. The busbar extrusion block is fixed to the positioning plate by a threaded rod.

[0010] Preferably, the busbar extrusion block is arranged in a concave structure, and a compression pad which can be used to compress and fix the busbar is provided above the inner wall of the busbar extrusion block.

[0011] Preferably, the welding mechanism includes a second fixed block, a pneumatic cylinder, a connecting rod, a connecting block, a limit block and a welding gun, the second fixed block is fixedly installed above the inner wall of the welding box, a pneumatic cylinder is fixedly installed behind the outer wall of the second fixed block, a connecting rod is provided at the output end of the pneumatic cylinder, the outer wall of the connecting rod is provided with a connecting block of matching size, the lower part of the outer wall of the connecting block is movably connected to the lower surface of the second fixed block through the limit block, and a welding gun is fixedly installed below the outer wall of the limit block.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The busbar welding device is provided with a propulsion mechanism and a gear mechanism, so that the distance between the busbars can be adjusted, the position of the busbar welding can be adjusted, and the depth of the busbar welding can be adjusted.

[0014] 2. The busbar welding device, by setting up a busbar fixing mechanism, can fix different positions of the busbar, and at the same time facilitate the adjustment of the busbar welding position. By setting up a welding mechanism, the busbar can be stably welded, thereby reducing manual operations during busbar welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the busbar fixing mechanism of the utility model;

[0017] Figure 3 This is a schematic diagram of the gear mechanism structure of the utility model;

[0018] Figure 4 It is a schematic diagram of the gear mechanism of the utility model from top view.

[0019] In the figure: 1. welding box; 2. bottom fixing frame; 3. pushing mechanism; 301. hydraulic cylinder; 302. hydraulic rod; 303. pushing frame; 304. connecting plate; 4. gear mechanism; 401. fixed shaft; 402. support plate; 403. first fixed block; 404. gear sheet; 5. gear connecting plate; 6. busbar fixing mechanism; 601. positioning plate; 602. busbar placement groove; 603. busbar extrusion block; 604. pull rod; 605. threaded rod; 7. welding mechanism; 701. second fixed block; 702. pneumatic cylinder; 703. connecting rod; 704. connecting block; 705. limit block; 706. welding gun. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in 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 in 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.

[0021] See also Figure 1-4 The utility model provides a technical solution: a busbar welding device, including a welding box 1, a bottom fixing frame 2 is fixedly installed under the outer wall of the welding box 1, a retractable and movable propulsion mechanism 3 is arranged under the inner wall of the bottom fixing frame 2, and the propulsion mechanism 3 includes a hydraulic cylinder 301, a hydraulic rod 302, a propulsion frame 303 and a connecting plate 304. The hydraulic cylinder 301 is fixedly installed under the inner wall of the bottom fixing frame 2, and a hydraulic rod 302 is arranged on the output end of the hydraulic cylinder 301. A propulsion frame 303 with matching size is arranged above the outer wall of the hydraulic rod 302, and a connecting plate 304 is welded and installed at the center of the upper outer wall of the propulsion frame 303. When the power supply of the hydraulic cylinder 301 is turned on, the propulsion frame 303 installed on the outer wall of the hydraulic rod 302 is driven to move up and down, so that the upper and lower positions of the connecting plate 304 can be driven to move, and at the same time, the gear connecting plate 5 is connected and fixedly connected to the positions on both sides of the surface of the connecting plate 304, so that the busbar on the gear connecting plate 5 can be driven to be close to the position of the welding gun 706, so as to realize welding;

[0022] Gear mechanisms 4 are fixedly installed on both sides of the inner wall of the welding box 1. The gear mechanism 4 includes a fixed shaft 401, a support plate 402, a first fixed block 403 and a gear piece 404. The fixed shaft 401 is fixedly installed on both sides of the lower inner wall of the welding box 1. The upper surface of the fixed shaft 401 is provided with a support plate 402 of matching size. The first fixed block 403 is fixedly installed on both sides of the outer wall of the welding box 1. A rotatable gear piece 404 is provided in front of the inner wall of the first fixed block 403. The rotating gear piece 404 makes it rotate below the gear connecting plate 5. At the same time, the gear connecting plate 5 is movably connected to the support plate 402, which can drive the gear connecting plate 5 to move above the support plate 402, so that the busbar to be welded can be approached, so that the welding distance can be adjusted. The gear piece 404 is meshed and connected with the gear connecting plate 5, and the gear piece 404 is symmetrically arranged with the central axis of the welding box 1, so that the position of the gear connecting plate 5 can be stably promoted, so that the busbar can be stably docked, thereby realizing rapid welding;

[0023] A gear connecting plate 5 of matching size is provided above the outer wall of the gear mechanism 4, a busbar fixing mechanism 6 is fixedly installed on one side above the outer wall of the gear connecting plate 5, the busbar fixing mechanism 6 comprises a positioning plate 601, a busbar placement groove 602, a busbar extrusion block 603, a pull rod 604 and a threaded rod 605, the positioning plate 601 is fixedly installed on one side above the outer wall of the gear connecting plate 5, a busbar placement groove 602 is provided above the outer wall of the positioning plate 601, a busbar extrusion block 603 which can move up and down is provided on the inner wall of the positioning plate 601, a pull rod 604 is fixedly installed at the center above the outer wall of the busbar extrusion block 603, and the busbar extrusion block 603 is provided with a pull rod 604. The busbar is fixed to the positioning plate 601 through the threaded rod 605, and the busbar is placed on the busbar placement groove 602. The pull rod 604 is moved to drive the busbar extrusion block 603 to move on both sides of the inner wall of the positioning plate 601. The threaded rod 605 is rotated to fix it in the inner wall of the busbar extrusion block 603, so that the position of the busbar can be fixed. The busbar extrusion block 603 is arranged in a concave structure, and an extrusion pad that can be used to squeeze and fix the busbar is provided above the inner wall of the busbar extrusion block 603. In this way, the position above the busbar can be fixed, and the friction force during fixation is enhanced, and the busbar is placed in a situation where it moves;

[0024] A welding mechanism 7 that can move forward and backward is provided above the inner wall of the welding box 1. The welding mechanism 7 includes a second fixed block 701, a pneumatic cylinder 702, a connecting rod 703, a connecting block 704, a limit block 705 and a welding gun 706. The second fixed block 701 is fixedly installed above the inner wall of the welding box 1, and a pneumatic cylinder 702 is fixedly installed behind the outer wall of the second fixed block 701. A connecting rod 703 is provided at the output end of the pneumatic cylinder 702. A connecting block 704 with matching size is provided on the outer wall of the connecting rod 703. The lower part of the outer wall of the connecting block 704 is connected to the second fixed block 701 through a limit block 705. The lower surface of the fixed block 701 is movably connected, and a welding gun 706 is fixedly installed at the lower part of the outer wall of the limit block 705, so that the bus bar on the gear connecting plate 5 can be driven close to the position of the welding gun 706, so as to achieve welding. The power of the pneumatic cylinder 702 is turned on to drive the connecting block 704 installed on the outer wall of the connecting rod 703 to perform telescopic movement, so that the limit block 705 can be driven to move on the lower surface of the second fixed block 701. At the same time, the welding gun 706 is fixed at the lower position of the limit block 705, so that stable welding of the bus bar can be achieved.

[0025] Working principle: first place the device at the designated position, place the busbar on the busbar placement slot 602, move the pull rod 604 to drive the busbar extrusion block 603 to move on both sides of the inner wall of the positioning plate 601, rotate the threaded rod 605 to fix it in the inner wall of the busbar extrusion block 603, so that the position of the busbar can be fixed, rotate the gear plate 404 to make it rotate under the gear connecting plate 5, and at the same time, the gear connecting plate 5 is movably connected to the support plate 402, so that the gear connecting plate 5 can be driven to move above the support plate 402, so that the busbar to be welded can be approached, so that the welding distance can be adjusted, and turn on the power of the hydraulic cylinder 301 to drive the hydraulic The propulsion frame 303 installed on the outer wall of the rod 302 can be lifted and lowered, which can drive the upper and lower positions of the connecting plate 304 to move. At the same time, the gear connecting plate 5 is connected and fixed and movably connected to the positions on both sides of the surface of the connecting plate 304, which can drive the bus bar on the gear connecting plate 5 to be close to the position of the welding gun 706, so as to achieve welding. Turn on the power of the pneumatic cylinder 702 to drive the connecting block 704 installed on the outer wall of the connecting rod 703 to perform telescopic activities, which can drive the limit block 705 to move on the lower surface of the second fixed block 701. At the same time, the welding gun 706 is fixed at the lower position of the limit block 705, which can achieve stable welding of the bus bar, thus completing the operation process of a bus bar welding device.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A busbar welding device, characterized in that: The invention comprises a welding box (1), wherein a bottom fixing frame (2) is fixedly mounted below the outer wall of the welding box (1), a retractable and movable propulsion mechanism (3) is provided below the inner wall of the bottom fixing frame (2), gear mechanisms (4) are fixedly mounted on both sides of the inner wall of the welding box (1), a gear connecting plate (5) of matching size is provided above the outer wall of the gear connecting plate (4), a busbar fixing mechanism (6) is fixedly mounted on one side above the outer wall of the gear connecting plate (5), and a welding mechanism (7) that can move forward and backward is provided above the inner wall of the welding box (1).

2. A busbar welding device according to claim 1, characterized in that: The propulsion mechanism (3) comprises a hydraulic cylinder (301), a hydraulic rod (302), a propulsion frame (303) and a connecting plate (304); the hydraulic cylinder (301) is fixedly mounted below the inner wall of the bottom fixing frame (2); the hydraulic rod (302) is arranged at the output end of the hydraulic cylinder (301); a propulsion frame (303) of matching size is arranged above the outer wall of the hydraulic rod (302); and a connecting plate (304) is welded and mounted at the center of the upper outer wall of the propulsion frame (303).

3. A busbar welding device according to claim 1, characterized in that: The gear mechanism (4) comprises a fixed shaft (401), a support plate (402), a first fixed block (403) and a gear piece (404); the fixed shaft (401) is fixedly mounted on both sides of the lower inner wall of the welding box (1); a support plate (402) of matching size is provided on the upper surface of the fixed shaft (401); first fixed blocks (403) are fixedly mounted on both sides of the outer wall of the welding box (1); and a rotatable gear piece (404) is provided in front of the inner wall of the first fixed block (403).

4. A busbar welding device according to claim 3, characterized in that: The gear plate (404) is meshedly connected with the gear connecting plate (5), and the gear plate (404) is symmetrically arranged with respect to the central axis of the welding box (1).

5. A busbar welding device according to claim 1, characterized in that: The busbar fixing mechanism (6) comprises a positioning plate (601), a busbar placement groove (602), a busbar extrusion block (603), a pull rod (604) and a threaded rod (605); the positioning plate (601) is fixedly mounted on one side above the outer wall of the gear connecting plate (5); a busbar placement groove (602) is provided above the outer wall of the positioning plate (601); a busbar extrusion block (603) movable up and down is provided on the inner wall of the positioning plate (601); a pull rod (604) is fixedly mounted at the center above the outer wall of the busbar extrusion block (603); the busbar extrusion block (603) is fixed to the positioning plate (601) via a threaded rod (605).

6. A busbar welding device according to claim 5, characterized in that: The busbar extrusion block (603) is arranged in a concave structure, and a compression pad capable of compressing and fixing the busbar is arranged above the inner wall of the busbar extrusion block (603).

7. A busbar welding device according to claim 1, characterized in that: The welding mechanism (7) comprises a second fixed block (701), a pneumatic cylinder (702), a connecting rod (703), a connecting block (704), a limiting block (705) and a welding gun (706); the second fixed block (701) is fixedly mounted above the inner wall of the welding box (1); a pneumatic cylinder (702) is fixedly mounted behind the outer wall of the second fixed block (701); a connecting rod (703) is arranged at the output end of the pneumatic cylinder (702); a connecting block (704) of matching size is arranged on the outer wall of the connecting rod (703); the lower part of the outer wall of the connecting block (704) is movably connected to the lower surface of the second fixed block (701) through the limiting block (705); and a welding gun (706) is fixedly mounted below the outer wall of the limiting block (705).

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