Coating device for manufacturing sodium ion battery

Abstract

The utility model relates to the technical field of battery coating devices, and discloses a coating device for manufacturing a sodium ion battery, which comprises a U-shaped frame, an L-shaped plate is fixedly connected to the bottom of the inner side of the U-shaped frame, a T-shaped groove is formed in the bottom of the L-shaped plate, a T-shaped block is slidably connected to the inner side of the T-shaped groove, a first telescopic rod is fixedly connected to the bottom of the T-shaped block, and a second telescopic rod is fixedly connected to the bottom of the first telescopic rod. One end of the first telescopic rod is fixedly connected with a rubber sticker, the front side of the interior of the U-shaped frame is fixedly connected with a second telescopic rod, the other end of the second telescopic rod is fixedly connected with the outer wall of the T-shaped block, and the left side of the interior of the U-shaped frame is rotationally connected with a cloth placing rod. According to the utility model, multiple layers of coatings wound on the cloth placing rod are pulled, so that the situation that the coatings are prevented from deviating in the moving process can be effectively ensured, the uniformity and the consistency of electrode coating are ensured, and the capacity loss and the cycling stability of a battery are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery coating devices, in particular to a coating device for manufacturing sodium ion batteries. Background Art

[0002] The coating device used in the manufacture of sodium-ion batteries is a key production equipment, which is mainly used to prepare the positive and negative electrodes of the battery. The coating head consists of multiple nozzles, which are used to evenly coat the electrode slurry on the current collector aluminum foil or the current collector copper foil. The design of the coating head can affect the uniformity and thickness control of the electrode coating.

[0003] The coating device used in sodium-ion battery manufacturing plays a vital role in the electrode preparation process. In the initial stage of battery manufacturing, the coating device is used to apply the pre-mixed electrode slurry to the electrode sheet or electrode strip. The electrode slurry is a slurry composed of active materials, conductive agents, binders and additives. The coating device can evenly coat these materials on the electrode precursor.

[0004] The existing coating device for battery manufacturing is composed of a turntable, a scraper, a spray head, a vibrating screen and a heating device. However, the current battery coating device is prone to deviation during coating, resulting in the coating device being unable to evenly coat the electrode slurry on the entire electrode front body, making the thickness of the electrode layer uneven or some areas not coated with the electrode slurry at all, thereby affecting the performance and stability of the battery. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a coating device for sodium ion battery manufacturing, aiming to improve the problem that the current battery coating device in the prior art is prone to deviation during coating, resulting in the coating device being unable to evenly coat the electrode slurry on the entire electrode front body, thereby affecting the performance and stability of the battery.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a coating device for manufacturing sodium ion batteries, comprising a U-shaped frame, an L-shaped plate is fixedly connected to the inner bottom of the U-shaped frame, a T-shaped groove is opened at the bottom of the L-shaped plate, a T-shaped block is slidably connected to the inner side of the T-shaped groove, a telescopic rod 1 is fixedly connected to the bottom of the T-shaped block, one end of the telescopic rod 1 is fixedly connected to a rubber patch, a telescopic rod 2 is fixedly connected to the inner front side of the U-shaped frame, the other end of the telescopic rod 2 is fixedly connected to the outer wall of the T-shaped block, a cloth-releasing rod is rotatably connected to the left side of the inner side of the U-shaped frame, a conical plate is fixedly connected to the middle part of the top surface of the U-shaped frame, a top rod 1 is rotatably connected between the adjacent two conical plates, a cloth-releasing rod is rotatably connected to the middle and upper part of the inner right side of the U-shaped frame, and a top rod 2 is rotatably connected to the middle and lower part of the inner right side of the U-shaped frame, and a replacement mechanism is provided at the front right end of the U-shaped frame, and the replacement mechanism is used to replace the rotating roller fully rolled with coating, so as to facilitate subsequent normal use.

[0007] As a further description of the above technical solution:

[0008] The replacement mechanism includes a servo motor, the outer wall of the servo motor is fixedly connected to the right side of the U-shaped frame, the output end of the servo motor is fixedly connected to a rotating column, the other end of the rotating column is provided with a clamping hole, a sliding groove is provided at the bottom of the inner rear side of the U-shaped frame, a winding rod is clamped between the adjacent sliding groove and the clamping hole, a bolt is threadedly connected to the rear side of the outer wall of the winding rod, a threaded hole is provided on the front side of the winding rod, and the inner side of the threaded hole is threadedly connected to a limiting block.

[0009] As a further description of the above technical solution:

[0010] The bottom of the U-shaped frame is fixedly connected with a bottom plate, and four corners of the bottom of the bottom plate are fixedly connected with supporting legs.

[0011] As a further description of the above technical solution:

[0012] The left side of the inner bottom of the U-shaped frame is fixedly connected with a lighting lamp, and the middle and upper part of the front side of the U-shaped frame is fixedly connected with a storage battery.

[0013] As a further description of the above technical solution:

[0014] The outer walls of the winding rods are fixedly connected with double-sided tapes, and the two double-sided tapes are fixedly connected at the same horizontal height.

[0015] As a further description of the above technical solution:

[0016] The left end of the front side of the U-shaped frame is fixedly connected with a controller, and the controller is electrically connected with the lighting lamp, the battery, the servo motor, the telescopic rod 1 and the telescopic rod 2 respectively.

[0017] As a further description of the above technical solution:

[0018] A storage box is fixedly connected to the middle of the inner bottom end of the U-shaped frame, and a closing plate is clamped on the top of the storage box.

[0019] As a further description of the above technical solution:

[0020] The top of the front side of the U-shaped frame is fixedly connected with a fluorescent plate, and the fluorescent plate is designed as a long strip.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, the multi-layer coating wrapped on the cloth placing rod is moved through the top rod 1 and the top of the cloth placing rod, and then the telescopic rod 1 is matched with the rubber sticker and moved downward to bond with the coating, and the T-shaped block is pushed by the telescopic rod 2 to slide along the inner side of the T-shaped groove to a suitable position, thereby effectively ensuring that the coating is not offset during the movement, ensuring the uniformity and consistency of the electrode coating, and improving the battery capacity loss and cycle stability.

[0023] 2. In the utility model, one end of the rotating column is fixed to the servo motor, and the servo motor is picked up to engage with the inner sides of the clamping hole and the slide groove respectively. Thereafter, one end of the winding rod is stabilized by twisting the bolt, and finally the limit block is threadedly connected to the threaded hole for rotation. Therefore, the coating roller wound on the winding rod can be replaced well, which meets the continuous use of the equipment and improves the practical performance of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a front perspective view of a U-shaped frame of a coating device for sodium ion battery manufacturing proposed by the utility model;

[0025] Figure 2 This is a disassembled diagram of a U-shaped frame structure of a coating device for sodium ion battery manufacturing proposed by the utility model;

[0026] Figure 3 This is a disassembled diagram of the winding rod structure of a coating device for sodium ion battery manufacturing proposed by the utility model.

[0027] Legend:

[0028] 1. U-shaped frame; 2. Replacement mechanism; 201. Servo motor; 202. Winding rod; 203. Bolt; 204. Rotating column; 205. Clamp hole; 206. Threaded hole; 207. Limit block; 208. Slide groove; 209. Double-sided tape; 3. Battery; 4. Fluorescent plate; 5. Conical plate; 6. Push rod 1; 7. Cloth release rod; 8. Lighting lamp; 9. Storage box; 10. Closing plate; 11. Controller; 12. Leg; 13. Bottom plate; 14. Push rod 2; 15. Telescopic rod 1; 16. Telescopic rod 2; 17. Rubber sticker; 18. T-shaped block; 19. T-shaped slot; 20. L-shaped plate. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Please see attached Figure 1 The utility model provides an embodiment: a coating device for manufacturing sodium ion batteries, comprising a U-shaped frame 1, an L-shaped plate 20 is fixedly connected to the inner bottom of the U-shaped frame 1, a T-shaped groove 19 is provided at the bottom of the L-shaped plate 20, a T-shaped block 18 is slidably connected to the inner side of the T-shaped groove 19, a telescopic rod 15 is fixedly connected to the bottom of the T-shaped block 18, one end of the telescopic rod 15 is fixedly connected to a rubber patch 17, a telescopic rod 2 16 is fixedly connected to the inner front side of the U-shaped frame 1, and the other end of the telescopic rod 2 16 is fixedly connected to the outer wall of the T-shaped block 18, and the inner left side of the U-shaped frame 1 The side is rotatably connected with a cloth-releasing rod 7, the middle part of the top surface of the U-shaped frame 1 is fixedly connected with a conical plate 5, and a top rod 1 6 is rotatably connected between the two adjacent conical plates 5, the middle upper part of the right side of the inner side of the U-shaped frame 1 is rotatably connected with a cloth-releasing rod 7, and the middle lower part of the right side of the inner side of the U-shaped frame 1 is rotatably connected with a top rod 2 14, and a replacement mechanism 2 is provided at the front right end of the U-shaped frame 1, and the replacement mechanism 2 is used to replace the rotating roller that is fully coated, so as to facilitate the subsequent normal use, and the bottom of the U-shaped frame 1 is fixedly connected with a bottom plate 13, and the four corners of the bottom of the bottom plate 13 are fixedly connected with legs 12;

[0031] Specifically, a stable support frame is provided by the U-shaped frame 1, and a plurality of movable parts are designed inside, and the other end of the telescopic rod 15 is connected to the rubber patch 17. The rubber patch 17 has excellent anti-slip properties and elasticity. When the T-shaped block 18 slides in the T-shaped groove 19, the telescopic rod 2 16 is fixedly connected to the front side of the U-shaped frame 1. The other end of the telescopic rod 2 16 is tightly connected to the outer wall of the T-shaped block 18 to form a stable support structure. These cloth placing rods 7 are used to support and fix the cloth to ensure that the cloth will not be scattered or messed up during storage and sorting. At the same time, two conical plates 5 are also fixedly connected to the middle of the top surface of the U-shaped frame 1, and the space between them is used to install the top rod 1 6.

[0032] Please see attached Figure 2 - Attachment Figure 3 The replacement mechanism 2 includes a servo motor 201, the outer wall of the servo motor 201 is fixedly connected to the right side of the U-shaped frame 1, the output end of the servo motor 201 is fixedly connected to a rotating column 204, the other end of the rotating column 204 is provided with a clamping hole 205, a slide groove 208 is provided at the bottom of the inner rear side of the U-shaped frame 1, and a winding rod 202 is clamped between the adjacent slide groove 208 and the clamping hole 205, the outer wall rear side of the winding rod 202 is threadedly connected with a bolt 203, the front side of the winding rod 202 is provided with a threaded hole 206, the inner side of the threaded hole 206 is threadedly connected to a limiting block 207, and the outer wall of the winding rod 202 is fixedly connected with a double-sided tape 209, and the two double-sided tapes 209 are fixedly connected at the same horizontal height;

[0033] Specifically, a servo motor 201 is firmly fixed through the right side of the U-shaped frame 1. The servo motor 201 provides a stable and reliable power source for the entire winding system with its high precision and controllability. The output end of the servo motor 201 is directly connected to the rotating column 204 to ensure that the torque output by the motor can be directly converted into the rotational power of the rotating column 204. A slide groove 208 is opened at the bottom of the inner rear side of the U-shaped frame 1. The slide groove 208 not only provides a sliding track for the winding rod 202, but also when the winding rod 202 slides to the appropriate position, the inner side of the threaded hole 206 can be threadedly connected to the limit block 207. The function of the limit block 207 is to prevent the cloth from sliding or loosening during the winding process, and to ensure that the cloth can be tightly wound on the winding rod 202.

[0034] Please see attached Figure 1 - Attachment Figure 2The left side of the inner bottom of the U-shaped frame 1 is fixedly connected with a lighting lamp 8, the middle and upper part of the front side of the U-shaped frame 1 is fixedly connected with a battery 3, the left end of the front side of the U-shaped frame 1 is fixedly connected with a controller 11, and the controller 11 is electrically connected with the lighting lamp 8, the battery 3, the servo motor 201, the telescopic rod 15 and the telescopic rod 2 16 respectively, the middle part of the inner bottom of the U-shaped frame 1 is fixedly connected with a storage box 9, the top of the storage box 9 is clamped with a closing plate 10, and the top of the front side of the U-shaped frame 1 is fixedly connected with a fluorescent plate 4, and the fluorescent plate 4 is designed as a long strip;

[0035] Specifically, the battery 3 may be a control panel. Through the battery 3, the user can conveniently operate and adjust the system, such as setting the rotation speed of the servo motor 201, the telescopic length of the telescopic rod 15 and the telescopic rod 2 16. The controller 11 is electrically connected to the lighting lamp 8, the battery 3, the servo motor 201, the telescopic rod 15 and the telescopic rod 2 16 respectively to ensure that these components can work normally. The fluorescent panel 4 can emit soft light at night or in a dimly lit environment.

[0036] Working principle: When the coating device for battery manufacturing is needed, the multi-layer coating wrapped on the cloth-releasing rod 7 is first pulled, and the coating is supported through the top rod 1 6 and the top of the outer wall of the cloth-releasing rod 7, and then pulled down along the outer wall of the top rod 2 14, and then fitted on the bolt 203 for rotation. After that, when the coating is offset during the movement, the telescopic rod 1 15 is used to move the rubber sticker 17 downward to bond with the coating, and then the T-shaped block 18 is pushed by the telescopic rod 2 16 to slide along the inner side of the T-shaped slot 19 to a suitable position, and then the coating is aligned and put down, thereby achieving effective Ensure that the coating does not deviate during movement, ensure the uniformity and consistency of the electrode coating, improve the battery capacity loss and cycle stability, and then fix one end of the rotating column 204 to the servo motor 201, pick up the servo motor 201 and engage it with the inner side of the clamping hole 205 and the slide groove 208 respectively, and then stabilize one end of the winding rod 202 by twisting the bolt 203, and finally thread the limit block 207 and the threaded hole 206 to rotate, thereby achieving the ability to replace the winding coating roller on the winding rod 202, meet the continuous use of the equipment, and improve the practical performance of the device.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A coating device for manufacturing sodium ion batteries, comprising a U-shaped frame (1), characterized in that: The inner bottom of the U-shaped frame (1) is fixedly connected to an L-shaped plate (20), the bottom of the L-shaped plate (20) is provided with a T-shaped groove (19), the inner side of the T-shaped groove (19) is slidably connected to a T-shaped block (18), the bottom of the T-shaped block (18) is fixedly connected to a telescopic rod (15), one end of the telescopic rod (15) is fixedly connected to a rubber patch (17), the inner front side of the U-shaped frame (1) is fixedly connected to a telescopic rod (16), the other end of the telescopic rod (16) is fixedly connected to the outer wall of the T-shaped block (18), and the U-shaped frame (1) is fixedly connected to the outer wall of the T-shaped block (18). The left side of the interior of the U-shaped frame (1) is rotatably connected to a cloth-releasing rod (7), the middle part of the top surface of the U-shaped frame (1) is fixedly connected to a conical plate (5), and a top rod (6) is rotatably connected between two adjacent conical plates (5). The middle upper part of the right side of the interior of the U-shaped frame (1) is rotatably connected to a cloth-releasing rod (7), and the middle lower part of the right side of the interior of the U-shaped frame (1) is rotatably connected to a top rod (14). A replacement mechanism (2) is provided at the front right end of the U-shaped frame (1), and the replacement mechanism (2) is used to replace a rotating roller that is fully rolled with coating, so as to facilitate subsequent normal use.

2. A coating device for sodium ion battery manufacturing according to claim 1, characterized in that: The replacement mechanism (2) comprises a servo motor (201), the outer wall of the servo motor (201) is fixedly connected to the right side of the U-shaped frame (1), the output end of the servo motor (201) is fixedly connected to a rotating column (204), the other end of the rotating column (204) is provided with a clamping hole (205), a sliding groove (208) is provided at the bottom of the inner rear side of the U-shaped frame (1), a winding rod (202) is clamped between the adjacent sliding groove (208) and the clamping hole (205), a bolt (203) is threadedly connected to the rear side of the outer wall of the winding rod (202), a threaded hole (206) is provided on the front side of the winding rod (202), and the inner side of the threaded hole (206) is threadedly connected to a limit block (207).

3. A coating device for sodium ion battery manufacturing according to claim 1, characterized in that: The bottom of the U-shaped frame (1) is fixedly connected to a bottom plate (13), and four corners of the bottom of the bottom plate (13) are fixedly connected to supporting legs (12).

4. A coating device for sodium ion battery manufacturing according to claim 1, characterized in that: A lighting lamp (8) is fixedly connected to the left side of the inner bottom of the U-shaped frame (1), and a storage battery (3) is fixedly connected to the upper middle part of the front side of the U-shaped frame (1).

5. A coating device for sodium ion battery manufacturing according to claim 2, characterized in that: The outer wall of the winding rod (202) is fixedly connected with a double-sided tape (209), and the two double-sided tapes (209) are fixedly connected at the same horizontal height.

6. A coating device for sodium ion battery manufacturing according to claim 1, characterized in that: A controller (11) is fixedly connected to the left front end of the U-shaped frame (1), and the controller (11) is electrically connected to the lighting lamp (8), the battery (3), the servo motor (201), the telescopic rod 1 (15) and the telescopic rod 2 (16) respectively.

7. A coating device for sodium ion battery manufacturing according to claim 1, characterized in that: A storage box (9) is fixedly connected to the middle of the inner bottom end of the U-shaped frame (1), and a closing plate (10) is engaged with the top of the storage box (9).

8. A coating device for sodium ion battery manufacturing according to claim 1, characterized in that: The top of the front side of the U-shaped frame (1) is fixedly connected with a fluorescent plate (4), and the fluorescent plate (4) is designed as a long strip.

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