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CN-121973054-A - Photovoltaic cell piece edge chamfering and cleaning device

CN121973054ACN 121973054 ACN121973054 ACN 121973054ACN-121973054-A

Abstract

The invention discloses a photovoltaic cell edge chamfering and cleaning device, and belongs to the technical field of photovoltaic cells. The photovoltaic cell edge chamfering and cleaning device comprises a workbench, a feeding assembly and a chamfering assembly, wherein an included angle is formed by the fact that a polishing wheel and a polishing wheel penetrate through an inclined sliding groove and a transverse sliding groove in a crossing mode, when a chamfering platform moves, the inclined sliding groove pushes a mounting block to move transversely, the distance between the polishing wheel and the polishing wheel can be adjusted, the included angle formed between the polishing wheel and the turntable is kept unchanged all the time, the device can be suitable for photovoltaic cell pieces of various sizes, meanwhile, when the polishing wheel and the polishing wheel move towards a driving wheel, the distance between the polishing wheel and the polishing wheel can be increased, otherwise, the distance can be reduced, a driving belt can be always in a tight state, after chamfering is finished, the photovoltaic cell pieces are subjected to double cleaning through dust collection and flushing, and finally the photovoltaic cell pieces are dried by filtered air, so that the service life of the photovoltaic cell pieces is guaranteed.

Inventors

  • SONG YANCHENG
  • CHEN GUOBIN

Assignees

  • 苏州诺赛金电子机械有限公司

Dates

Publication Date
20260505
Application Date
20260226

Claims (9)

  1. 1. Photovoltaic cell piece edge chamfering and cleaning device, characterized by comprising: a work table (1); a turntable (2) mounted on the workbench (1); the mechanical arm (3) is arranged on the workbench (1); The feeding assembly is arranged on the mechanical arm (3) and is used for grabbing the photovoltaic cell and placing the photovoltaic cell on the turntable (2); And the chamfering component is arranged on the workbench (1) and is used for polishing the edge position of the photovoltaic cell to finish edge chamfering.
  2. 2. The device for chamfering and cleaning edges of a photovoltaic cell according to claim 1, wherein the chamfering assembly comprises a chamfering mechanism, a cleaning mechanism and a linkage mechanism; The chamfering mechanism comprises a mounting plate (14) which is slidably mounted in a workbench (1), a chamfering platform (15) is fixedly connected to the outer wall of the top end of the mounting plate (14), a polishing wheel (16) is rotationally connected to the inner wall of the chamfering platform (15), a polishing wheel (17) is rotationally connected to the inner wall of the chamfering platform (15), mounting blocks (18) are mounted on the outer wall of the bottom end of the polishing wheel (16) and the outer wall of the bottom end of the polishing wheel (17), transverse sliding grooves (19) which are matched with the mounting blocks (18) are formed in the outer wall of the mounting plate (14), oblique sliding grooves (20) which are matched with the polishing wheel (16) and the polishing wheel (17) are formed in the outer wall of the workbench (1), a first driving wheel (21) is fixedly connected to the outer wall of the bottom end of the polishing wheel (17), a driving belt (23) which is matched with the driving wheel (21) is arranged on the outer wall of the second driving wheel (22), a driving belt (24) which is matched with the driving wheel (24) is arranged on the outer wall of the workbench (1), and a driving wheel (46) is mounted on the outer wall of the workbench (1).
  3. 3. The chamfering and cleaning device for edges of photovoltaic cells according to claim 2, wherein two groups of oblique sliding grooves (20) are symmetrically arranged on the outer wall of the workbench (1) in an eight shape, and the two groups of oblique sliding grooves (20) are crossed with the transverse sliding grooves (19) to form an included angle.
  4. 4. The chamfering and cleaning device for edges of photovoltaic cells according to claim 2, wherein the first driving wheel (21), the second driving wheel (22) and the driving wheel (25) are connected through a driving belt (23) and the driving belt (23) is pulled to form an equilateral triangle.
  5. 5. The device for chamfering and cleaning edges of photovoltaic cells according to claim 2, wherein the cleaning mechanism comprises a connecting plate (26) which is slidably arranged in a workbench (1) and an air suction channel (28) which is arranged on the inner wall of a chamfering platform (15), the connecting plate (26) is connected with a mounting plate (14) through a linkage mechanism, a cleaning platform (27) is fixedly connected on the outer wall of the connecting plate (26), an air suction pipe (29) which is matched with the air suction channel (28) is arranged on the outer wall of the chamfering platform (15), a hydrolysis tank (30) is arranged on the inner wall of the workbench (1), an air suction pump (31) is arranged on the inner wall of the workbench (1) and is connected with the hydrolysis tank (30) through a pipeline, an air vent pipe (32) is arranged on the air suction pump (31), a heating coil (33) which is matched with the air vent pipe (32) is arranged on the inner wall of the workbench (1), a connecting channel (52) which is matched with the air vent pipe (32) is arranged on the inner wall of the cleaning platform (27), a cleaning platform (34) which is connected with the air vent channel (53), a plurality of groups of air outlets (40) are formed in the outer wall of the bottom end of the cleaning platform (27), and one end of each air outlet (40) is connected with the air bin (34).
  6. 6. The chamfering and cleaning device for edges of photovoltaic cells as set forth in claim 5, characterized in that the hydrolysis tank (30) is internally stored with liquid for filtering impurities in air, and one end of the air suction pipe (29) is inserted into the hydrolysis tank (30) and immersed in the liquid.
  7. 7. The photovoltaic cell edge chamfering and cleaning device as set forth in claim 5, wherein the cleaning mechanism further comprises a water tank (35) installed inside the workbench (1), a water pump (36) is installed inside the workbench (1), the water pump (36) is connected with the water tank (35) through a pipeline, a connecting water pipe (37) is installed on the water pump (36), a water injection channel (38) matched with the connecting water pipe (37) is arranged on the inner wall of the cleaning platform (27), a sprinkler head (39) matched with the water injection channel (38) is arranged on the outer wall of the cleaning platform (27), a water collecting disc (41) is fixedly connected on the outer wall of the bottom end of the cleaning platform (27), a water drain channel (42) matched with the water collecting disc (41) is arranged on the inner wall of the cleaning platform (27), a water drain pipe (43) matched with the water drain channel (42) is arranged on the inner wall of the cleaning platform (27), one end of the water drain pipe (43) is connected with the water tank (35), a filtering piece (45) matched with the outer wall (45) of the workbench (1) is arranged at the connecting place of the water drain pipe (43), the cleaning platform is characterized in that a connecting groove (54) connected with the connecting part of the connecting channel (52) and the runner (53) is formed in the inner wall of the cleaning platform (27), the connecting groove (54) is U-shaped and is arranged around the outer periphery of the water injection channel (38), a guide plate (55) is arranged at the connecting part of the connecting channel (52), the runner (53) and the connecting groove (54), the guide plate (55) faces the connecting channel (52) and inclines towards the direction of the runner (53), a plurality of groups of air blowing holes (56) matched with the connecting grooves (54) are formed in the outer wall of the bottom end of the cleaning platform (27), a plurality of groups of air blowing holes (56) are distributed at equal intervals along the outer periphery of the water spraying nozzle (39), and the plurality of groups of air blowing holes (56) incline towards the direction of the water spraying nozzle (39).
  8. 8. The chamfering and cleaning device for edges of photovoltaic cells according to claim 5, characterized in that the linkage mechanism comprises a push rod (47) rotatably connected to the mounting plate (14) and a fixed rod (49) fixed to the connecting plate (26), the push rod (47) is connected with the fixed rod (49) through a movable rod (48), a sliding groove (50) is formed in the outer wall of the movable rod (48), and a limiting shaft (51) matched with the sliding groove (50) is arranged on the inner wall of the workbench (1).
  9. 9. The photovoltaic cell edge chamfering and cleaning device according to claim 1, wherein the feeding component comprises a fixed block (4) mounted on a mechanical arm (3), a rotary sleeve (5) is rotatably connected to the outer wall of the bottom end of the fixed block (4), a gap is reserved between the fixed block (4) and the rotary sleeve (5) and an empty bin (6) is formed, a motor (7) matched with the rotary sleeve (5) is arranged on the inner wall of the fixed block (4), a plurality of groups of suckers (8) are arranged on the inner periphery of the bottom end of the rotary sleeve (5) along the circumferential direction, through holes (9) matched with the suckers (8) are formed in the outer wall of the rotary sleeve (5), a pressure cabin (10) is formed in the inner wall of the fixed block (4), a piston ring (12) is connected to the inner wall of the pressure cabin (10) in a sliding mode, and an electric connection port (13) matched with the piston ring (12) is formed in the inner wall of the pressure cabin (10).

Description

Photovoltaic cell piece edge chamfering and cleaning device Technical Field The invention relates to the technical field of battery pieces, in particular to a chamfering and cleaning device for edges of a photovoltaic battery piece. Background The chamfering of the edges of the photovoltaic cells is a key process in the processing of the photovoltaic silicon wafers, namely, the right-angle edges of the cells (usually silicon-based sheets) are processed into inclined planes or arc surfaces with a certain angle by means of mechanical grinding, chemical corrosion and the like, and the process can obviously improve the mechanical property, the production yield and the assembly reliability of the cells without directly improving the photoelectric conversion efficiency of the cells, and is an indispensable link in large-scale production. In 2025, chinese patent CN118899364B issued and advertised on 05 month 02, a device and a process for oxidizing photovoltaic cells are disclosed, multiple groups of photovoltaic cells are arranged through a fixing disc, so that the photovoltaic cells can be oxidized simultaneously, during installation, the fixing disc is driven to turn through a turn-over frame, the photovoltaic cells can be installed into different stations conveniently, after cleaning, the fixing disc enters into the inside of an oxidation box, the fixing disc is driven to turn over through the turn-over frame, the photovoltaic cells can be dried and preheated simultaneously, when the photovoltaic cells are oxidized, the fixing disc can be driven to turn over and switch stations through the turn-over frame, the efficiency of oxidation can be improved through arranging a multi-station fixing disc, but the photovoltaic cell oxidation device and the oxidation process need chamfering treatment on the edges of the photovoltaic cells before oxidizing the photovoltaic cells, so that the chip rate is greatly reduced, the production yield is improved, and the mechanical strength of the photovoltaic cells is enhanced. Disclosure of Invention The invention aims to provide a chamfering and cleaning device for edges of photovoltaic cells, which aims to solve the problems in the background technology. The photovoltaic cell edge chamfering and cleaning device comprises a workbench, a turntable, a mechanical arm, a feeding assembly and a chamfering assembly, wherein the turntable is arranged on the workbench, the mechanical arm is arranged on the workbench, the feeding assembly is arranged on the mechanical arm and is used for grabbing photovoltaic cells and placing the photovoltaic cells on the turntable, and the chamfering assembly is arranged on the workbench and is used for polishing the edge positions of the photovoltaic cells to finish edge chamfering. Further, the chamfering assembly comprises a chamfering mechanism, a cleaning mechanism and a linkage mechanism; The chamfering mechanism comprises a mounting plate which is slidably mounted in a workbench, a chamfering platform is fixedly connected to the outer wall of the top end of the mounting plate, a polishing wheel is rotationally connected to the inner wall of the chamfering platform, mounting blocks are mounted on the outer wall of the bottom end of the polishing wheel, a transverse chute which is matched with the mounting blocks is formed in the outer wall of the mounting plate, an oblique chute which is matched with the polishing wheel and the polishing wheel is formed in the outer wall of the workbench, a first driving wheel is fixedly connected to the outer wall of the bottom end of the polishing wheel, a second driving wheel is fixedly connected to the outer wall of the bottom end of the polishing wheel, a driving belt which is matched with the first driving wheel is arranged on the outer wall of the second driving wheel, a driving motor is mounted on the inner wall of the workbench, and a hydraulic cylinder which is matched with the mounting plate is arranged on the inner wall of the workbench. Furthermore, two groups of inclined sliding grooves are symmetrically arranged on the outer wall of the workbench in an eight shape, and the two groups of inclined sliding grooves are crossed with the transverse sliding grooves to form an included angle. Further, the first driving wheel, the second driving wheel and the driving wheel are connected through a driving belt, and the driving belt is pulled to form an equilateral triangle. Further, cleaning mechanism includes the connecting plate of slidable mounting in the workstation to and set up the passageway that induced drafts on chamfer platform inner wall, the connecting plate passes through link gear and is connected with the mounting panel, fixedly connected with cleaning platform on the outer wall of connecting plate, be provided with the aspiration channel of passageway adaptation that induced drafts on the outer wall of chamfer platform, install the hydrolysis tank on the inner wall of workstation, install the