A welding device for photovoltaic module production

Abstract

The utility model discloses a welding device for photovoltaic module production, which belongs to the technical field of photovoltaic module welding, and comprises a supporting component, a first adjusting component, a second adjusting component, four clamping components, four welding components and a controller, wherein the supporting component comprises a workbench, and four through slots are provided in the workbench; according to the utility model, an unwelded square photovoltaic frame is placed on the workbench, and when the pressure detected by four pressure sensors on the left and right sides reaches a set pressure, the controller controls the second motor to stop working, and the device is not only simple to operate, but also the shells at the connection of the photovoltaic frame to be welded can be quickly docked together, so that the photovoltaic frame is not easy to reduce the welding quality due to looseness during the welding process, thereby ensuring the welding quality of the photovoltaic frame, and because the spacing between the four clamping blocks is adjustable, the device can clamp and fix square photovoltaic frames of different sizes, thereby improving the adaptability of the device.

Description

Technical Field

[0001] The utility model belongs to the technical field of photovoltaic component welding, and specifically relates to a welding device for photovoltaic component production. Background Art

[0002] Photovoltaic modules include photovoltaic frames, among which the square optical frame is a type of photovoltaic frame. It has good stability and symmetry, can evenly disperse pressure, provide reliable support for solar panels, effectively resist external forces such as wind pressure and snow load, and protect the internal cells from mechanical stress.

[0003] When the photovoltaic frame needs to be welded, the four frames with equal sides constituting the welded frame need to be spliced ​​together first, and then the gaps between the photovoltaic frames need to be welded using a welding gun. However, the spliced ​​photovoltaic frames may have large gaps during the docking and welding processes, and the large gaps will affect the welding quality of the photovoltaic frame. Therefore, a welding device for photovoltaic module production is needed to solve the above problem. Utility Model Content

[0004] The purpose of the utility model is to provide a welding device for photovoltaic module production to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: A welding device for photovoltaic module production, comprising a support assembly, a first adjustment assembly, a second adjustment assembly, four clamping assemblies, four welding assemblies and a controller, wherein the support assembly comprises a workbench, and four through slots are provided in the workbench;

[0006] The first adjustment assembly includes a first motor, the output shaft of the first motor is connected to a first threaded rod, the first threaded rod is rotatably connected to the workbench, the first threaded rod is externally threadedly connected to two first movable plates, and the first movable plate is slidably connected to two slide plates;

[0007] The second adjustment assembly includes a second threaded rod, the second threaded rod is rotatably connected to the workbench, one end of the second threaded rod is connected to the second motor, the second threaded rod is externally threadedly connected to two second movable plates, and the front and back sides of the two second movable plates are connected to the slide plate through a telescopic plate;

[0008] The clamping assembly includes a clamping block, four clamping blocks are connected above the slide plate, and two pressure sensors are arranged in the four clamping blocks;

[0009] The welding assembly comprises a first cylinder, the first cylinder is connected in the clamping block, the output shaft of the first cylinder is connected to the movable frame, a welding gun is slidably connected in the movable frame, a second cylinder is connected in the movable frame, the movable end of the second cylinder is connected to the connecting block, and the four connecting blocks are all connected to the welding gun;

[0010] The front side of the workbench is connected to a controller, and the controller is connected to a first motor, a second motor and a plurality of pressure sensors.

[0011] As a preferred solution, the first motor is connected to the front side of the workbench, and the second motor is connected to one side of the workbench.

[0012] As a preferred solution, the first threaded rod is composed of two threaded columns with opposite thread directions, and the two first movable plates are respectively threadedly connected to the outside of the two threaded columns.

[0013] As a preferred solution, the second threaded rod is composed of two threaded columns with opposite thread directions, and the two second movable plates are respectively threadedly connected to the outside of the two threaded columns.

[0014] As a preferred solution, a photovoltaic frame is overlapped on the upper surface of the workbench, the photovoltaic frame is overlapped in four clamping blocks, and the photovoltaic frame is overlapped with eight pressure sensors.

[0015] As a preferred solution, the welding position of the photovoltaic frame is arranged directly below the four welding guns.

[0016] As a preferred solution, the shape of the clamping block is set to be L-shaped, and the clamping block is slidably connected in the through groove.

[0017] As a preferred solution, the first movable plate and the second movable plate are both slidably connected in the workbench.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] The utility model places an unwelded square photovoltaic frame on a workbench, controls the first motor to work, and the working first motor drives the two first movable plates to approach each other. When the pressure detected by the front and rear four pressure sensors reaches the set pressure, the controller controls the second motor to work automatically. When the four clamping blocks on the left and right sides approach each other and contact the two sides of the photovoltaic frame, when the pressure detected by the four pressure sensors on the left and right sides reaches the set pressure, the controller controls the second motor to stop working. The device is not only simple to operate, but also the shells at the connection of the photovoltaic frame to be welded can be quickly docked together, so that the photovoltaic frame is not easy to reduce the welding quality due to looseness during the welding process, thereby ensuring the welding quality of the photovoltaic frame. Moreover, because the spacing between the four clamping blocks is adjustable, the device can clamp and fix square photovoltaic frames of different sizes, thereby improving the adaptability of the device.

[0020] The utility model controls the extension of the second cylinder so that the welding gun moving downward moves to a suitable position, and the working welding gun can weld the gaps between the photovoltaic frames. At the same time, the extended first cylinder drives the welding gun to move along the direction of the weld through the movable frame, so that the gaps of the photovoltaic frames can be welded smoothly and with high quality under the action of the steadily moving welding machine. Moreover, because the height of the welding gun can be adjusted according to actual conditions, the device can weld photovoltaic frames of different heights, thereby improving the adaptability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structure of the utility model in a frontal perspective;

[0022] Figure 2 It is a schematic diagram of a three-dimensional cross-sectional structure of the utility model viewed from above;

[0023] Figure 3 It is a partial three-dimensional structural schematic diagram of the utility model.

[0024] In the figure: 1. Support assembly; 11. Workbench; 12. Through slot; 2. First adjustment assembly; 21. First threaded rod; 22. First motor; 23. First movable plate; 24. Slide plate; 3. Second adjustment assembly; 31. Second threaded rod; 32. Second motor; 33. Second movable plate; 34. Telescopic plate; 4. Clamping assembly; 41. Clamping block; 42. Pressure sensor; 5. Welding assembly; 51. First cylinder; 52. Movable frame; 53. Welding gun; 54. Second cylinder; 55. Connecting block; 6. Photovoltaic frame; 7. Controller. DETAILED DESCRIPTION

[0025] The present invention will be further described below in conjunction with the embodiments.

[0026] The following examples are used to illustrate the present invention, but cannot be used to limit the scope of protection of the present invention. The conditions in the examples can be further adjusted according to specific conditions, and simple improvements to the method of the present invention under the premise of the concept of the present invention are all within the scope of protection claimed by the present invention.

[0027] See also Figure 1-3 The utility model provides a welding device for photovoltaic module production, including a support assembly 1, a first adjustment assembly 2, a second adjustment assembly 3, four clamping assemblies 4, four welding assemblies 5 and a controller 7. The support assembly 1 includes a workbench 11, and four through slots 12 are opened in the workbench 11;

[0028] The first adjustment component 2 includes a first motor 22, the output shaft of the first motor 22 is connected to the first threaded rod 21, the first threaded rod 21 is rotatably connected in the workbench 11, the first threaded rod 21 is externally threadedly connected to two first movable plates 23, and the first movable plate 23 is slidably connected to two slide plates 24. By setting the first movable plate 23 and the slide plate 24, because the slide plate 24 is slidably connected in the first movable plate 23, the first rear plate can limit the second movable plate 33 through the slide plate 24 and the telescopic plate 34, so that the second movable plate 33 is not easy to rotate under the action of rotating the second threaded rod 31, and the second movable plate 33 can move smoothly along the axial direction of the second threaded rod 31 in the workbench 11;

[0029] The second adjustment component 3 includes a second threaded rod 31, which is rotatably connected to the workbench 11, one end of the second threaded rod 31 is connected to the second motor 32, and the second threaded rod 31 is externally threadedly connected to two second movable plates 33, and the front and back sides of the two second movable plates 33 are connected to the slide plate 24 through the telescopic plate 34. By setting the telescopic plate 34, the telescopic plate 34 can limit the moving first movable plate 23 through the slide plate 24, so that the first movable plate 23 is not easy to rotate under the action of the rotating first threaded rod 21, so that the first movable plate 23 can move smoothly along the rotating first threaded rod 21 along its axial direction;

[0030] The clamping assembly 4 includes a clamping block 41. Four clamping blocks 41 are connected above the slide plate 24. Two pressure sensors 42 are provided in each of the four clamping blocks 41.

[0031] The welding assembly 5 includes a first cylinder 51, which is connected to the clamping block 41, and the output shaft of the first cylinder 51 is connected to a movable frame 52, a welding gun 53 is slidably connected to the movable frame 52, a second cylinder 54 is connected to the movable frame 52, and the movable end of the second cylinder 54 is connected to a connecting block 55, and the four connecting blocks 55 are all connected to the welding gun 53;

[0032] The front of the workbench 11 is connected to the controller 7, and the controller 7 is connected to the first motor 22, the second motor 32 and a plurality of pressure sensors 42. By setting the controller 7 and the pressure sensor 42, the controller 7 and the pressure sensor 42 cooperate with each other to control the start and stop of the second motor 32.

[0033] The first motor 22 is connected to the front of the workbench 11, the second motor 32 is connected to one side of the workbench 11, the first threaded rod 21 is composed of two threaded columns with opposite thread directions, and the two first movable plates 23 are respectively threadedly connected to the outside of the two threaded columns. By setting the first threaded rod 21, the rotating first threaded rod 21 can drive the two first movable plates 23 to move closer to or away from each other;

[0034] The second threaded rod 31 is composed of two threaded columns with opposite thread directions, and the two second movable plates 33 are respectively threadedly connected to the outside of the two threaded columns. By setting the second threaded rod 31, the rotating second threaded rod 31 can drive the two second movable plates 33 to move closer to or away from each other;

[0035] The upper surface of the workbench 11 is overlapped with a photovoltaic frame 6, which is overlapped in four clamping blocks 41. The photovoltaic frame 6 is overlapped with eight pressure sensors 42. The welding part of the photovoltaic frame 6 is located directly below the four welding guns 53. The shape of the clamping block 41 is set to be L-shaped. The clamping block 41 is slidably connected in the through groove 12. The first movable plate 23 and the second movable plate 33 are both slidably connected in the workbench 11.

[0036] The working principle and use process of the utility model are as follows: when the device needs to be used, the unwelded square photovoltaic frame 6 is placed on the workbench 11 and located between the four clamping blocks 41, and the first motor 22 is controlled to work. The working first motor 22 drives the two first movable plates 23 to approach each other, and the two first movable plates 23 approaching each other drive the four telescopic plates 34 to retract through the slide plate 24. After the front and rear four clamping blocks 41 approaching each other contact the unwelded photovoltaic frame 6, the pressure sensor 42 can monitor the force applied by the clamping block 41 and the photovoltaic frame 6. When the pressure detected by the pressure sensor 42 reaches the set pressure, the signal sent by the pressure sensor 42 controls the second motor 32 to work through the controller 7. The working second motor 32 drives the two second movable plates 33 to approach each other, and the two second movable plates 33 approaching each other drive the four slide plates 24 to slide in the two first movable plates 23 respectively. When the four clamping blocks 41 on the left and right sides approach each other, and drive the pressure sensor 42 to contact the unwelded photovoltaic frame 6 and clamp it, the unwelded frames can be pressed and docked together;

[0037] The second cylinder 54 is controlled to extend. The extended second cylinder 54 drives the welding gun 53 to slide downward in the movable frame 52 through the connecting block 55, so that the downward moving welding gun 53 moves to a suitable position. The working welding gun 53 can weld the gaps between the photovoltaic frames 6. At the same time, the extended first cylinder 51 drives the welding gun 53 to move along the direction of the weld through the movable frame 52, so that the gaps in the photovoltaic frame 6 can be welded smoothly and with high quality.

[0038] 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 welding device for photovoltaic module production, comprising a support assembly (1), a first adjustment assembly (2), a second adjustment assembly (3), four clamping assemblies (4), four welding assemblies (5) and a controller (7), characterized in that: The support assembly (1) comprises a workbench (11), and four through slots (12) are provided in the workbench (11); The first adjustment assembly (2) comprises a first motor (22), the output shaft of the first motor (22) is connected to a first threaded rod (21), the first threaded rod (21) is rotatably connected to the workbench (11), the first threaded rod (21) is externally threadedly connected to two first movable plates (23), and the first movable plate (23) is slidably connected to two slide plates (24); The second adjustment assembly (3) comprises a second threaded rod (31), the second threaded rod (31) being rotatably connected to the workbench (11), one end of the second threaded rod (31) being connected to a second motor (32), the second threaded rod (31) being externally threadedly connected to two second movable plates (33), the front and back surfaces of the two second movable plates (33) being connected to the slide plate (24) via telescopic plates (34); The clamping assembly (4) comprises a clamping block (41), wherein four clamping blocks (41) are connected above the slide plate (24), and two pressure sensors (42) are provided in each of the four clamping blocks (41); The welding assembly (5) comprises a first cylinder (51), the first cylinder (51) is connected to a clamping block (41), an output shaft of the first cylinder (51) is connected to a movable frame (52), a welding gun (53) is slidably connected to the movable frame (52), a second cylinder (54) is connected to the movable frame (52), a movable end of the second cylinder (54) is connected to a connecting block (55), and the four connecting blocks (55) are all connected to the welding gun (53); The front side of the workbench (11) is connected to a controller (7), and the controller (7) is connected to a first motor (22), a second motor (32) and a plurality of pressure sensors (42).

2. A welding device for photovoltaic module production according to claim 1, characterized in that: The first motor (22) is connected to the front side of the workbench (11), and the second motor (32) is connected to one side of the workbench (11).

3. A welding device for photovoltaic module production according to claim 1, characterized in that: The first threaded rod (21) is composed of two threaded columns with opposite thread directions, and the two first movable plates (23) are respectively threadedly connected to the outside of the two threaded columns.

4. A welding device for photovoltaic module production according to claim 1, characterized in that: The second threaded rod (31) is composed of two threaded columns with opposite thread directions, and the two second movable plates (33) are respectively threadedly connected to the outside of the two threaded columns.

5. A welding device for photovoltaic module production according to claim 1, characterized in that: A photovoltaic frame (6) is overlapped on the upper surface of the workbench (11), the photovoltaic frame (6) is overlapped in four clamping blocks (41), and the photovoltaic frame (6) is overlapped with eight pressure sensors (42).

6. A welding device for photovoltaic module production according to claim 5, characterized in that: The welding position of the photovoltaic frame (6) is arranged directly below the four welding guns (53).

7. A welding device for photovoltaic module production according to claim 1, characterized in that: The shape of the clamping block (41) is set to be L-shaped, and the clamping block (41) is slidably connected in the through groove (12).

8. A photovoltaic module production welding device according to claim 1, characterized in that: The first movable plate (23) and the second movable plate (33) are both slidably connected inside the workbench (11).

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