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CN-224221753-U - Lithium battery film spot coating equipment

CN224221753UCN 224221753 UCN224221753 UCN 224221753UCN-224221753-U

Abstract

The utility model relates to the technical field of lithium battery film spot coating, in particular to lithium battery film spot coating equipment which comprises a base, a conveying structure, support plates, a rotating shaft, guide rollers, guide rails and sliding blocks, wherein the base is fixedly connected with the two support plates, the conveying structure for conveying lithium battery films is arranged between the two support plates, the rotating shaft is rotatably arranged between the two support plates, the guide rollers are fixedly connected to the rotating shaft, the guide rails are fixedly connected between the two support plates, and three sliding blocks are arranged in the guide rails in a sliding mode. Through the rotation screw rod for the screw rod drives fixing base on oneself and removes, compresses the scissor rest when the fixing base removes, makes the scissor rest drive two connecting plates and two connecting axle internal movement, and the slider on oneself and the head internal movement are scribbled to the point when the connecting plate internal movement, with this spraying scope that can adjust, and then can carry out the spraying to the lithium cell film of different width, thereby avoid thick liquid extravagant.

Inventors

  • LI JIANWEN
  • WU ANXING
  • DUAN YU

Assignees

  • 盐城博盛新能源有限公司

Dates

Publication Date
20260512
Application Date
20250422

Claims (8)

  1. 1. The utility model provides a lithium battery film point scribbles equipment, including base (1), conveying structure, backup pad (2), pivot (5), guide roll (6), guide rail (7), slider (8), point scribble first (9), feed pump (10), conveyer pipe (11) and connecting pipe (12), fixedly connected with two backup pads (2) on base (1), be equipped with the conveying structure who carries lithium battery film between two backup pads (2), be provided with pivot (5) between two backup pads (2), fixedly connected with guide roll (6) on pivot (5), fixedly connected with guide rail (7) between two backup pads (2), slider (7) internal slip is provided with three slider (8), install point scribble first (9) on slider (8), install feed pump (10) on base (1), be connected with conveyer pipe (11) on feed pump (10), all be connected with connecting pipe (12) between conveyer pipe (11) and three feed pump (10), characterized in that still include connecting plate (13), connecting axle (14), frame (16), support seat (17) and fixing base (18) on slider (8), wherein, all rotate on two connecting plates (13) and be provided with connecting axle (14), be provided with scissor rest (15) between two connecting axles (14), rigid coupling has fixing base (16) on connecting axle (14) of one of them, and the rigid coupling has supporting seat (17) on guide rail (7), and the last screw thread of supporting seat (17) is provided with screw rod (18), and fixing base (16) fixed connection is on screw rod (18).
  2. 2. The lithium battery film dispensing device of claim 1, wherein the conveying structure comprises a first conveying roller (3), a second conveying roller (4), a third conveying roller (401) and a fourth conveying roller (402), the first conveying roller (3) is rotatably arranged between the two supporting plates (2), the second conveying roller (4) is rotatably arranged between the two supporting plates (2), the third conveying roller (401) is rotatably arranged between the two supporting plates (2), and the fourth conveying roller (402) is rotatably arranged between the two supporting plates (2).
  3. 3. The lithium battery film spot-coating equipment according to claim 2, further comprising a supporting rod (19), an air cylinder (20), a mounting rod (21), a sliding rod (22), a scraping plate (23) and an elastic piece (24), wherein the supporting rod (19) is fixedly connected between the middle parts of the two supporting plates (2), the air cylinder (20) is mounted in the middle of the supporting rod (19), the mounting rod (21) is mounted on the telescopic rod of the air cylinder (20), the sliding rod (22) is arranged at the front part and the rear part of the mounting rod (21) in a sliding mode, the scraping plate (23) is fixedly connected between the end parts of the two sliding rods (22), the scraping plate (23) is in a splayed shape, the elastic piece (24) is sleeved on the sliding rod (22), and two ends of the elastic piece (24) are respectively connected with the mounting rod (21) and the scraping plate (23).
  4. 4. The lithium battery film spot-coating device of claim 3, further comprising a mounting bracket (25), an air guide fan (26) and an electric heating pipe (27), wherein the mounting bracket (25) is fixedly connected between the two support plates (2), the two air guide fans (26) are arranged on the mounting bracket (25), and the electric heating pipe (27) is arranged on the mounting bracket (25).
  5. 5. The lithium battery film spot-coating device of claim 4, further comprising a limiting sleeve (28), a fixed rod (29) and a deflector rod (30), wherein the two limiting sleeves (28) are arranged on the guide roller (6) in a sliding mode, the fixed rod (29) is fixedly connected to the limiting sleeve (28), the deflector rod (30) is arranged on the fixed rod (29) in a sliding mode, and the deflector rod (30) is connected with the similar connecting shaft (14) in a rotating mode.
  6. 6. The lithium battery film dispensing device of claim 5, further comprising a discharge valve (32), wherein the base (1) is provided with a material dropping groove (31), the base (1) is internally provided with a collecting groove (33), the material dropping groove (31) is communicated with the collecting groove (33), the base (1) is provided with the discharge valve (32), and the discharge valve (32) is communicated with the collecting groove (33).
  7. 7. The lithium battery film dispensing apparatus of claim 6, further comprising a protective cover (34), wherein the mounting bracket (25) is provided with two protective covers (34).
  8. 8. The lithium battery film dispensing device of claim 7, further comprising a support roller (35), wherein the support roller (35) is rotatably arranged on the base (1).

Description

Lithium battery film spot coating equipment Technical Field The utility model relates to the technical field of lithium battery film spot coating, in particular to lithium battery film spot coating equipment. Background The lithium battery film spot coating is a high-precision electrode coating process, and is mainly used for uniformly coating active material slurry on a copper foil or an aluminum foil of a positive electrode or a negative electrode current collector of a lithium battery to form a thin and uniform electrode film layer. Patent with publication number CN221493059U discloses a lithium battery film coating machine with drying function. When the spraying device is used, the electric sliding rail drives the electric sliding block to slide through placing a film in the clamping plate, the spraying pipe coats liquid on the surface of the film, the scraper is used for scraping the liquid, the drying component dries the liquid, but the spraying pipe of the prior patent is of a fixed size, and when spraying the film smaller than the spraying range of the spraying pipe, the spraying pipe can directly spray redundant slurry to a non-coating area, so that the material is wasted, and frequent shutdown and cleaning are needed. Therefore, it is desirable to provide a lithium battery thin film dispensing apparatus capable of coating thin films of different widths. Disclosure of utility model In order to overcome the defects that the spraying pipe of the prior patent is of a fixed size, and redundant slurry is directly sprayed to a non-coating area by the spraying pipe when spraying films smaller than the spraying range of the spraying pipe, so that materials are wasted and frequent shutdown cleaning is required, the utility model provides a lithium battery film spot coating device capable of coating films with different widths. In order to achieve the above problems, the lithium battery film spot coating equipment adopts the following technical scheme that the lithium battery film spot coating equipment comprises a base, a conveying structure, supporting plates, a rotating shaft, guide rollers, guide rails, sliding blocks, spot coating heads, feed pumps, conveying pipes and connecting pipes, wherein two supporting plates are fixedly connected to the base, the conveying structure for conveying lithium battery films is arranged between the two supporting plates, the rotating shaft is rotatably arranged between the two supporting plates, the guide rollers are fixedly connected to the rotating shaft, the guide rails are fixedly connected between the two supporting plates, three sliding blocks are arranged in the guide rails in a sliding mode, the spot coating heads are arranged on the sliding blocks, the feed pumps are arranged on the base, the conveying pipes are connected with the conveying pipes, the connecting pipes are connected with the three feed pumps, the connecting plates, connecting shafts, the scissor holders, the supporting seats and the screw rods are fixedly connected to the sliding blocks, the connecting shafts are rotatably arranged on the two connecting plates, the fixing seats are fixedly connected to the connecting shafts, the supporting seats are fixedly connected to the screw rods on the guide rails, and the screw rods are fixedly connected to the fixing seats. In one embodiment, the conveying structure comprises a first conveying roller, a second conveying roller, a third conveying roller and a fourth conveying roller, the first conveying roller is rotatably arranged between the two supporting plates, the second conveying roller is rotatably arranged between the two supporting plates, the third conveying roller is rotatably arranged between the two supporting plates, and the fourth conveying roller is rotatably arranged between the two supporting plates. In one embodiment, the scraper blade is fixed on the support rod, the cylinder is arranged on the telescopic rod of the cylinder, the installation rod is arranged on the telescopic rod of the cylinder, the sliding rods are arranged on the front portion and the rear portion of the installation rod in a sliding mode, the scraper blade is fixedly connected between the end portions of the two sliding rods, the scraper blade is splayed, the elastic piece is sleeved on the sliding rods, and two ends of the elastic piece are connected with the installation rod and the scraper blade respectively. In one embodiment, the electric heating device further comprises a mounting bracket, an air guide fan and an electric heating pipe, wherein the mounting bracket is fixedly connected between the two support plates, the two air guide fans are mounted on the mounting bracket, and the electric heating pipe is mounted on the mounting bracket. In one embodiment, the guide roller further comprises a limiting sleeve, a fixed rod and a deflector rod, wherein the two limiting sleeves are arranged on the guide roller in a sliding mode, the fixed rod is fixedly conne