Coating equipment for TOPCON battery production

Abstract

The utility model discloses coating equipment for TOPCON battery production, which relates to the field of TOPCON battery production, and adopts the technical scheme that the coating equipment comprises a worktable, a positioning mechanism and a bubble removing mechanism are arranged at the top of the worktable, the bubble removing mechanism is arranged at the top of the worktable and on the front side of the positioning mechanism, the positioning mechanism comprises two positioning rods, and the positioning rods are arranged on the worktable. The two positioning rods are fixedly connected to the top of the workbench, the tops of the two positioning rods are fixedly connected with transverse plates, a top plate is fixedly connected between the two transverse plates, the bottom of the top plate is fixedly connected with a hydraulic rod, the bottom end of the hydraulic rod is fixedly connected with a lifting plate, and the lifting plate is arranged on the outer sides of the two positioning rods in a sleeving mode and slides relative to the two positioning rods. The bubble removing device for the physical mold has the advantages that the bubble removing effect on the physical mold is greatly improved, meanwhile, the device adopts the design of the hydraulic rod, so that a product can be positioned by the positioning mechanism, the working angle of the product can be conveniently adjusted by a user through the design of the supporting plate, and great benefits are brought to production.

Description

Technical Field

[0001] The utility model relates to the technical field of TOPCON battery production, in particular to a TOPCON battery production coating device. Background Art

[0002] TOPCon, as a new passivation technology, has become a research hotspot. This technology generates an ultra-thin tunneling oxide layer and a highly doped polysilicon layer on the surface of the battery. The passivation effect of the oxide layer and the field passivation effect of the highly doped polysilicon layer can greatly reduce the minority carrier recombination rate. At the same time, the highly doped polysilicon layer has good conductivity for majority carriers, so TOPCon batteries have high open circuit voltage and fill factor.

[0003] In the existing TOPCON battery production process, both sides of the battery need to be coated. However, optical coating and physical coating are generally required in the coating process. After the physical surface mold is bonded, it is necessary to manually scrape the surface mold with a scraper to prevent the existence of bubbles. However, the efficiency of manual scraping is poor, and the effect of eliminating bubbles is not good. Summary of the invention

[0004] To this end, the utility model provides a TOPCON battery production coating equipment, which positions the product by controlling the positioning mechanism by the user, and then scrapes the bubbles on the coating surface by the bubble removal mechanism, so as to solve the problem that after the physical surface mold is fitted, it is necessary to manually use a scraper to scratch the surface mold to prevent the existence of bubbles, but the efficiency of manual scraping is poor, and the effect of bubble disappearance is not good.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a TOPCON battery production coating equipment, comprising

[0006] A workbench, wherein a positioning mechanism is provided on the top of the workbench;

[0007] A bubble removal mechanism, which is arranged on the top of the workbench and in front of the positioning mechanism;

[0008] The positioning mechanism includes two positioning rods, both of which are fixedly connected to the top of the workbench, both of which are fixedly connected to the tops of the two positioning rods with cross plates, a top plate fixedly connected between the two cross plates, a hydraulic rod fixedly connected to the bottom of the top plate, a lifting plate fixedly connected to the bottom end of the hydraulic rod, and the lifting plate is sleeved on the outside of the two positioning rods and slides with the two positioning rods respectively.

[0009] Preferably, the debubble mechanism comprises a movable plate, the movable plate is arranged on one side of the top of the workbench, a positioning frame is provided on the top of the movable plate, and a scraper is embedded in the positioning frame.

[0010] Preferably, a transmission motor is provided at the bottom of the movable plate, a first rotating shaft is fixedly connected to the output end of the transmission motor, a second rotating shaft is embedded in the bottom of the movable plate, and the top ends of the first rotating shaft and the second rotating shaft both extend to the outside of the top of the movable plate.

[0011] Preferably, two reciprocating screws are provided on the top of the movable plate, and the two reciprocating screws are respectively fixedly sleeved on the outside of the first rotating shaft and the second rotating shaft, and sleeves are sleeved on the outside of the two reciprocating screws. The reciprocating screws and the sleeves are connected through a ball screw pair, and connecting rods are fixedly connected to the inner sides of the two sleeves, and the two connecting rods extend to the inside of the positioning frame and are fixedly connected to the scraper.

[0012] Preferably, a first sprocket and a second sprocket are provided at the bottom of the movable plate, the first sprocket and the second sprocket are fixedly sleeved on the outside of the first rotating shaft and the second rotating shaft respectively, a chain is sleeved on the outside of the first sprocket and the second sprocket, and the first sprocket and the second sprocket are connected by chain drive.

[0013] Preferably, a fixed plate is fixedly connected to the bottom of the workbench, an electric push rod is fixedly connected to the front side of the fixed plate, a moving frame is fixedly connected to the front end of the electric push rod, and the moving frame is fixedly connected to the bottom of the moving plate.

[0014] Preferably, a support plate is provided on the top of the workbench, and the support plate is movably connected to the workbench via a rolling bearing.

[0015] Preferably, a clamping plate is fixedly connected to the bottom of the lifting plate.

[0016] Preferably, two limit frames are fixedly connected to the top of the movable plate, the two limit frames are respectively arranged on the outsides of the two reciprocating screw rods, and limit blocks are embedded in the two limit frames, and the two limit blocks are respectively fixedly connected to the outsides of the two sleeves.

[0017] Preferably, a stabilizing frame is fixedly connected to the bottom of the movable plate, and the stabilizing frame is sleeved on the outside of the transmission motor.

[0018] The beneficial effects of the utility model are:

[0019] The user controls the positioning mechanism to position the product, and then the bubble removal mechanism is used to scrape the bubbles on the coating surface to solve the problem that after the physical surface mold is fitted, a scraper needs to be used manually to scrape the surface mold to prevent bubbles from existing, but the efficiency of manual scraping is poor, and the effect of bubble disappearance is not good. The utility model greatly improves the effect of removing bubbles from the physical mold. At the same time, the device adopts the design of a hydraulic rod, so that the positioning mechanism can position the product, and the design of the support plate is convenient for the user to adjust the working angle of the product, which brings great benefits to production. In addition, the device adopts the design of a reciprocating screw and a sleeve, so that the scraper can stably reciprocate up and down to scrape better. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings described below are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0021] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the restrictive conditions for the implementation of the utility model. Therefore, they have no substantive technical significance. Any modification of the structure, change in the proportion relationship or adjustment of the size should still fall within the scope of the technical content disclosed by the utility model without affecting the effect and purpose that can be achieved by the utility model.

[0022] Figure 1 The overall structural diagram provided by the utility model;

[0023] Figure 2 A schematic diagram of a partial three-dimensional structure of the positioning mechanism provided by the utility model;

[0024] Figure 3 A schematic diagram of the three-dimensional structure of the local bubble removal mechanism provided by the utility model;

[0025] Figure 4 A schematic diagram of the three-dimensional structure of the positioning frame provided by the utility model;

[0026] In the figure: 1 workbench, 2 positioning rod, 3 cross plate, 4 top plate, 5 hydraulic rod, 6 lifting plate, 7 moving plate, 8 positioning frame, 9 scraper, 10 transmission motor, 11 first rotating shaft, 12 second rotating shaft, 13 reciprocating screw rod, 14 sleeve, 15 connecting rod, 16 first sprocket, 17 second sprocket, 18 chain, 19 fixed plate, 20 electric push rod, 21 moving frame, 22 supporting plate, 23 clamping plate, 24 limit frame, 25 limit block, 26 stabilizing frame. DETAILED DESCRIPTION

[0027] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0028] Refer to the attached Figure 1 -Attached Figure 4 The utility model provides a TOPCON battery production coating equipment, including

[0029] A workbench 1, with a positioning mechanism provided on the top of the workbench 1;

[0030] A bubble removal mechanism, which is arranged on the top of the workbench 1 and in front of the positioning mechanism;

[0031] The positioning mechanism includes two positioning rods 2, the two positioning rods 2 are fixedly connected to the top of the workbench 1, the tops of the two positioning rods 2 are fixedly connected to a horizontal plate 3, a top plate 4 is fixedly connected between the two horizontal plates 3, a hydraulic rod 5 is fixedly connected to the bottom of the top plate 4, and a lifting plate 6 is fixedly connected to the bottom end of the hydraulic rod 5, and the lifting plate 6 is sleeved on the outside of the two positioning rods 2 and slides with the two positioning rods 2 respectively;

[0032] In this embodiment, the positioning mechanism is controlled by the user to position the product, and then the bubbles on the coating surface are scraped by the bubble removal mechanism;

[0033] Among them, in order to achieve the purpose of removing bubbles, the present device adopts the following technical solutions: the bubble removal mechanism includes a moving plate 7, the moving plate 7 is arranged on one side of the top of the workbench 1, a positioning frame 8 is arranged on the top of the moving plate 7, a scraper 9 is embedded in the positioning frame 8, a transmission motor 10 is arranged at the bottom of the moving plate 7, a first rotating shaft 11 is fixedly connected to the output end of the transmission motor 10, a second rotating shaft 12 is embedded at the bottom of the moving plate 7, the top ends of the first rotating shaft 11 and the second rotating shaft 12 both extend to the outside of the top of the moving plate 7, two reciprocating screw rods 13 are arranged on the top of the moving plate 7, the two reciprocating screw rods 13 are respectively fixedly sleeved on the outside of the first rotating shaft 11 and the second rotating shaft 12, the outsides of the two reciprocating screw rods 13 are sleeved with sleeves 14, and the reciprocating screw rods 13 and the sleeves The cylinder 14 is connected by a ball screw pair, and the inner sides of the two sleeves 14 are fixedly connected with connecting rods 15, and the two connecting rods 15 extend to the inside of the positioning frame and are fixedly connected to the scraper 9. The bottom of the movable plate 7 is provided with a first sprocket 16 and a second sprocket 17, and the first sprocket 16 and the second sprocket 17 are respectively fixedly sleeved on the outside of the first rotating shaft 11 and the second rotating shaft 12, and the first sprocket 16 and the second sprocket 17 are sleeved with a chain 18 on the outside, and the first sprocket 16 and the second sprocket 17 are driven and connected by the chain 18. A fixed plate 19 is fixedly connected to the bottom of the workbench 1, and an electric push rod 20 is fixedly connected to the front side of the fixed plate 19. A movable frame 21 is fixedly connected to the bottom of the movable plate 7;

[0034] The user starts the electric push rod 20 to work, the electric push rod 20 contracts and drives the moving frame 21 to move, the movement of the moving frame 21 drives the moving plate 7 and the positioning frame 8 to move, the positioning frame 8 moves and drives the scraper 9 to move, so that the scraper 9 contacts the battery surface, and after the movement is completed, the transmission motor 10 is started to work, the transmission motor 10 drives the first rotating shaft 11 and the first sprocket 16 to rotate, the first sprocket 16 rotates and drives the second sprocket 17 and the second rotating shaft 12 to rotate, the first rotating shaft 11 and the second rotating shaft 12 rotate and drive the two reciprocating screws 13 to rotate, the two reciprocating screws 13 rotate and drive the two sleeves 14 to move up and down, the sleeve 14 moves and drives the two scrapers 9 to move up and down, so that the scraper 9 scrapes the battery surface and removes the bubbles inside the physical film;

[0035] Among them, in order to achieve the purpose of positioning, the device is implemented by the following technical solutions: a support plate 22 is provided on the top of the workbench 1, and the support plate 22 is movably connected to the workbench 1 through a rolling bearing, a clamping plate 23 is fixedly connected to the bottom of the lifting plate 6, and two limit frames 24 are fixedly connected to the top of the moving plate 7, and the two limit frames 24 are respectively arranged on the outside of the two reciprocating screw rods 13, and the two limit frames 24 are embedded with limit blocks 25 inside, and the two limit blocks 25 are respectively fixedly connected to the outside of the two sleeves 14, and a stabilizing frame 26 is fixedly connected to the bottom of the moving plate 7, and the stabilizing frame 26 is sleeved on the outside of the transmission motor 10;

[0036] The user places the product on the support plate 22, and the user rotates the support plate 22 to adjust the processing angle of the product surface. After the adjustment is completed, the hydraulic rod 5 is started to work, and the hydraulic rod 5 drives the lifting plate 6 to move downward. The lifting plate 6 moves downward and drives the clamping plate 23 to move downward to clamp and fix the product.

[0037] The use process of the utility model is as follows: the user places the product on the support plate 22, and the user rotates the support plate 22 to adjust the processing angle of the product surface. After the adjustment is completed, the hydraulic rod 5 is started to work, and the hydraulic rod 5 drives the lifting plate 6 to move downward, and the lifting plate 6 moves downward to drive the clamping plate 23 to move downward to clamp and fix the product. The user starts the electric push rod 20 to work, and the electric push rod 20 contracts to drive the moving frame 21 to move, and the movement of the moving frame 21 drives the moving plate 7 and the positioning frame 8 to move, and the positioning frame 8 moves to drive the scraper 9 to move, so that the scraper 9 contacts the battery surface. After the movement is completed, the transmission motor 10 is started to work, and the transmission motor 10 drives the first rotating shaft 11 and the first sprocket 16 to rotate, and the rotation of the first sprocket 16 drives the second sprocket 17 and the second rotating shaft 12 to rotate, and the rotation of the first rotating shaft 11 and the second rotating shaft 12 drives the two reciprocating screws 13 to rotate, and the two reciprocating screws 13 rotate to drive the two sleeves 14 to move up and down, and the movement of the sleeve 14 drives the two scrapers 9 to move up and down, so that the scraper 9 scrapes the battery surface and removes the bubbles inside the physical film.

[0038] The above is only a preferred embodiment of the utility model. Any person skilled in the art may modify the utility model by using the above technical solution or modify it into an equivalent technical solution. Therefore, any simple modification or equivalent replacement based on the technical solution of the utility model shall fall within the scope of protection claimed by the utility model.

Claims

1. A TOPCON battery production coating equipment, characterized by: include A workbench (1), wherein a positioning mechanism is provided on the top of the workbench (1); A bubble removal mechanism, the bubble removal mechanism being arranged on the top of the workbench (1) and in front of the positioning mechanism; The positioning mechanism comprises two positioning rods (2), the two positioning rods (2) are fixedly connected to the top of the workbench (1), the tops of the two positioning rods (2) are fixedly connected to a transverse plate (3), a top plate (4) is fixedly connected between the two transverse plates (3), the bottom of the top plate (4) is fixedly connected to a hydraulic rod (5), the bottom end of the hydraulic rod (5) is fixedly connected to a lifting plate (6), and the lifting plate (6) is sleeved on the outside of the two positioning rods (2) and slides with the two positioning rods (2) respectively.

2. A TOPCON battery production coating equipment according to claim 1, characterized in that: The debubble mechanism comprises a movable plate (7), the movable plate (7) being arranged on one side of the top of the workbench (1), a positioning frame (8) being arranged on the top of the movable plate (7), and a scraper (9) being embedded in the positioning frame (8).

3. A TOPCON battery production coating equipment according to claim 2, characterized in that: A transmission motor (10) is provided at the bottom of the movable plate (7), and a first rotating shaft (11) is fixedly connected to the output end of the transmission motor (10). A second rotating shaft (12) is embedded at the bottom of the movable plate (7), and the top ends of the first rotating shaft (11) and the second rotating shaft (12) both extend to the outside of the top of the movable plate (7).

4. A TOPCON battery production coating equipment according to claim 2, characterized in that: Two reciprocating screw rods (13) are arranged on the top of the movable plate (7). The two reciprocating screw rods (13) are respectively fixedly sleeved on the outside of the first rotating shaft (11) and the second rotating shaft (12). A sleeve (14) is sleeved on the outside of the two reciprocating screw rods (13). The reciprocating screw rods (13) and the sleeve (14) are connected via a ball screw pair. The inside of the two sleeves (14) are fixedly connected with a connecting rod (15). The two connecting rods (15) extend into the interior of the positioning frame and are fixedly connected to the scraper (9).

5. A TOPCON battery production coating equipment according to claim 2, characterized in that: A first sprocket (16) and a second sprocket (17) are provided at the bottom of the movable plate (7); the first sprocket (16) and the second sprocket (17) are respectively fixedly sleeved on the outside of the first rotating shaft (11) and the second rotating shaft (12); a chain (18) is sleeved on the outside of the first sprocket (16) and the second sprocket (17); the first sprocket (16) and the second sprocket (17) are connected by driving via the chain (18).

6. A TOPCON battery production coating equipment according to claim 1, characterized in that: The bottom of the workbench (1) is fixedly connected to a fixed plate (19), the front side of the fixed plate (19) is fixedly connected to an electric push rod (20), the front end of the electric push rod (20) is fixedly connected to a moving frame (21), and the moving frame (21) is fixedly connected to the bottom of the moving plate (7).

7. A TOPCON battery production coating equipment according to claim 2, characterized in that: A support plate (22) is provided on the top of the workbench (1), and the support plate (22) is movably connected to the workbench (1) via a rolling bearing.

8. A TOPCON battery production coating equipment according to claim 4, characterized in that: A clamping plate (23) is fixedly connected to the bottom of the lifting plate (6).

9. A TOPCON battery production coating equipment according to claim 2, characterized in that: Two limit frames (24) are fixedly connected to the top of the movable plate (7), the two limit frames (24) are respectively arranged on the outside of the two reciprocating screw rods (13), and limit blocks (25) are embedded inside the two limit frames (24), and the two limit blocks (25) are respectively fixedly connected to the outside of the two sleeves (14).

10. A TOPCON battery production coating equipment according to claim 2, characterized in that: The bottom of the movable plate (7) is fixedly connected to a stabilizing frame (26), and the stabilizing frame (26) is sleeved on the outside of the transmission motor (10).

Images