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CN-224209381-U - Welding spot welding device for photovoltaic inverter

CN224209381UCN 224209381 UCN224209381 UCN 224209381UCN-224209381-U

Abstract

The utility model relates to the field of photovoltaic inverter processing and discloses a welding spot welding device for a photovoltaic inverter, which comprises a machine table, wherein a telescopic rod is arranged at the top end of the machine table, a supporting plate is fixedly connected to the telescopic end of the telescopic rod, a connecting frame is arranged on the side wall of the machine table, a welding gun is arranged in the middle of the connecting frame, a sleeve is fixedly connected to the left end of the supporting plate, and a movable rod is penetrated through the inner wall of the sleeve and connected with a piston. According to the utility model, through the cooperative operation of the telescopic rod, the air bag, the extrusion plate and other parts, the welding parts with different shapes and sizes are self-adaptively fixed, after the welding parts are placed, the contact plate is enabled to apply stable pressure to the welding parts by means of a series of mechanical transmission and air pressure changes, so that the stability of the welding parts in welding is effectively ensured, good conditions are created for accurate welding, the welding quality and efficiency are improved, and the welding requirements of the photovoltaic inverter assemblies with various specifications can be met.

Inventors

  • CHENG ZHU
  • WANG PANPAN
  • WANG XIAOXIANG

Assignees

  • 南通先端精密机械有限公司

Dates

Publication Date
20260508
Application Date
20250530

Claims (8)

  1. 1. The welding spot welding device for the photovoltaic inverter comprises a machine table (1) and is characterized in that a telescopic rod (2) is arranged at the top end of the machine table (1), a supporting plate (3) is fixedly connected to the telescopic end of the telescopic rod (2), a connecting frame (4) is arranged on the side wall of the machine table (1), a welding gun (5) is arranged in the middle of the connecting frame (4), a sleeve (6) is fixedly connected to the left end of the supporting plate (3), the inner wall of the sleeve (6) penetrates through and is connected with a movable rod (7) through a piston, a contact plate (8) is fixedly connected to the left end of the movable rod (7), a hose (9) is fixedly connected to the right end of the sleeve (6), an air bag (11) is fixedly connected to the right end of the hose (9), a fixing plate (10) is fixedly connected to the bottom end of the air bag (11), an extrusion mechanism is arranged on the inner wall of the supporting plate (3), and a smoke removing assembly is arranged at the top end of the connecting frame (4); The extrusion mechanism comprises a threaded rod (13), the threaded rod (13) penetrates through and is in threaded connection with the inner wall of the supporting plate (3), and the bottom end of the threaded rod (13) is rotationally connected with an extrusion plate (12).
  2. 2. The welding device for the welding spots of the photovoltaic inverter of claim 1, wherein the smoke removing assembly comprises a smoke removing box (16), the smoke removing box (16) is fixedly connected to the top end of the connecting frame (4), the inner wall of the left end of the smoke removing box (16) is elastically connected with a stop block (18) through a return spring (17), a filter screen (19) is inserted into the inner wall of the smoke removing box (16), and the top end of the smoke removing box (16) is fixedly connected with a dust hood (14) through a connecting pipe (15).
  3. 3. The welding spot welding device for the photovoltaic inverter according to claim 2, wherein the inner wall of the left end of the smoke removing box (16) is fixedly connected with one end of a return spring (17), and the other end of the return spring (17) is fixedly connected with the left end of a stop block (18).
  4. 4. A welding spot welding device for a photovoltaic inverter according to claim 2, wherein the stopper (18) is slidably connected to the top end of the smoke removing box (16).
  5. 5. The welding spot welding device for the photovoltaic inverter according to claim 2, wherein the stop block (18) is inserted into the upper end of the filter screen (19).
  6. 6. The welding spot welding device for the photovoltaic inverter according to claim 2, wherein the dust hood (14) is fixedly connected to the outer wall of the welding gun (5).
  7. 7. The welding spot welding device for the photovoltaic inverter of claim 1, wherein the extrusion plate (12) is slidably connected to the right end of the supporting plate (3), the supporting plate (3) is slidably connected to the top end of the machine table (1), and the fixing plate (10) is fixedly connected to the right end of the supporting plate (3).
  8. 8. The welding device for the welding spots of the photovoltaic inverter according to claim 1, wherein the bottom end of the extruding plate (12) is in contact with the top end of the air bag (11), and the hose (9) is fixedly connected to the inner wall of the supporting plate (3).

Description

Welding spot welding device for photovoltaic inverter Technical Field The utility model relates to the field of photovoltaic inverter processing, in particular to a welding spot welding device for a photovoltaic inverter. Background Along with the vigorous development of the clean energy field, the photovoltaic inverter is used as key equipment in a photovoltaic power generation system, the market demand of the photovoltaic inverter is growing increasingly, and in the production and manufacturing process of the photovoltaic inverter, a welding link is important, because a plurality of electronic elements, circuit boards and various components are required to be connected through welding so as to ensure that the equipment operates normally and has good electrical performance. In the prior art, the welding spot welding device of the traditional photovoltaic inverter often has a plurality of defects when fixing welding pieces, most of the welding spot welding device is designed aiming at the welding pieces with specific specifications, and the welding spot welding device of the photovoltaic inverter is lack of flexibility, and when facing the photovoltaic inverter components with different shapes and changeable sizes, the welding pieces are difficult to accurately and stably fix, the position of the welding pieces is easily deviated in the welding process, the accuracy of welding spots is further influenced, the welding quality is reduced, and even the conditions of poor welding and the like possibly occur, and the diversified production requirements cannot be well met. Disclosure of utility model In order to make up for the defects, the utility model provides a welding spot welding device for a photovoltaic inverter, and aims to solve the problem that a fixing device in the prior art cannot adapt to photovoltaic inverter materials with different shapes. In order to achieve the aim, the welding spot welding device for the photovoltaic inverter comprises a machine table, wherein the top end of the machine table is provided with a telescopic rod, the telescopic end of the telescopic rod is fixedly connected with a supporting plate, the side wall of the machine table is provided with a connecting frame, the middle part of the connecting frame is provided with a welding gun, the left end of the supporting plate is fixedly connected with a sleeve, the inner wall of the sleeve penetrates through the piston and is connected with a movable rod, the left end of the movable rod is fixedly connected with a contact plate, the right end of the sleeve is fixedly connected with a hose, the right end of the hose is fixedly connected with an air bag, the bottom end of the air bag is fixedly connected with a fixed plate, the inner wall of the supporting plate is provided with an extrusion mechanism, and the top end of the connecting frame is provided with a smoke removing component; The extrusion mechanism comprises a threaded rod, the threaded rod penetrates through the inner wall of the supporting plate and is in threaded connection with the inner wall of the supporting plate, and the bottom end of the threaded rod is rotationally connected with an extrusion plate. As a further description of the above technical solution: The smoke removing assembly comprises a smoke removing box, the smoke removing box is fixedly connected to the top end of the connecting frame, a stop block is elastically connected to the inner wall of the left end of the smoke removing box through a reset spring, a filter screen is inserted into the inner wall of the smoke removing box, and a dust hood is fixedly connected to the top end of the smoke removing box through a connecting pipe. As a further description of the above technical solution: The inner wall of the left end of the smoke removal box is fixedly connected with one end of a reset spring, and the other end of the reset spring is fixedly connected with the left end of the stop block. As a further description of the above technical solution: The dog sliding connection is on the top of smoke abatement case. As a further description of the above technical solution: The stop dog is inserted into the upper end of the filter screen. As a further description of the above technical solution: The dust hood is fixedly connected to the outer wall of the welding gun. As a further description of the above technical solution: The stripper plate sliding connection is in the right-hand member of backup pad, backup pad sliding connection is on the top of board, fixed plate fixed connection is in the right-hand member of backup pad. As a further description of the above technical solution: The bottom of the extrusion plate is contacted with the top of the air bag, and the hose is fixedly connected to the inner wall of the supporting plate. The utility model has the following beneficial effects: 1. According to the utility model, through the cooperative operation of the telescopic rod, the air bag, the extrusio