Lithium battery pole piece chamfering device

Abstract

The utility model belongs to the technical field of lithium battery production, and particularly relates to a lithium battery pole piece chamfering device which comprises a fixed box body, in the machining process, a first limiting block is driven by an electric telescopic rod to slide to limit a first sliding rod, so that the first sliding rod is not prone to sliding out, and the machining efficiency is improved. The first sliding rod drives the chamfering blade to machine the lithium battery pole piece, the chamfering blade is prone to abrasion in the long-term use process, the fixing device and the chamfering blade can be separated by rotating out the fixing bolt, and therefore the device is convenient to replace and maintain; after the blade fixing base moves, a second limiting block and a spring can be driven to abut against the lithium battery pole piece, so that the edge warping situation is not prone to occurring in the machining process, a first motor is controlled to drive a lead screw to rotate, and the lead screw can drive a sliding block and a pressing plate to slide after rotating; and therefore, the lithium battery pole piece can be flattened by the sliding block and the supporting block, and the processing process is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium battery production, in particular to a lithium battery pole piece chamfering device. Background Art

[0002] Lithium-ion batteries are composed of positive electrodes, negative electrodes, separators, and electrolytes. The positive and negative electrodes are immersed in the electrolyte, and lithium ions move between the positive and negative electrodes with the electrolyte as the medium to realize the charging and discharging of the battery. Lithium batteries can be roughly divided into two categories: lithium metal batteries and lithium-ion batteries. In order to avoid short circuits between the positive and negative electrodes through the electrolyte, a separator is required to separate the positive and negative electrodes. During the processing of lithium batteries, a lithium battery pole piece chamfering device is required to chamfer them;

[0003] Announcement No. CN210023973U discloses a lithium battery pole piece chamfering device, comprising a first vertical plate, a second vertical plate, a pole piece to be cut and a cutting mechanism, wherein the first vertical plate and the second vertical plate are arranged opposite to each other, the cutting mechanism is fixedly mounted on a side of the first vertical plate close to the second vertical plate, and the pole piece to be cut is located below the cutting mechanism; two groups of first cylinders are fixedly mounted on a side of the first vertical plate close to the second vertical plate, and first push rods are mounted on the output ends of the two groups of first cylinders; two groups of fixed bases are fixedly mounted on a side of the second vertical plate close to the first vertical plate, and a clamping mechanism is fixedly mounted on the inner side of one end of two first push rods away from the first cylinder and the inner side of the two groups of fixed bases;

[0004] Lithium battery pole pieces are prone to warping during processing, and after warping, the staff need to flatten them later, which is time-consuming and labor-intensive for the staff. Warping can easily increase the defective rate of the device. Therefore, we proposed a lithium battery pole piece chamfering device. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a lithium battery pole piece chamfering device.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A lithium battery pole piece chamfering device comprises a fixed box body, a support block is fixedly installed on the front side of the fixed box body, a buffer groove is opened on the top of the support block, a support base is fixedly installed on the upper front side of the fixed box body, a fixed block is fixedly installed on the upper front side of the support base, and a fixed seat is fixedly installed on the lower front side of the support base.

[0008] As a preferred technical solution of the present application, an electric telescopic rod is fixedly installed on the top of the fixed block, a first limit block is fixedly installed on the output end of the electric telescopic rod, a first sliding rod is fixedly installed below the first limit block, the first sliding rod is slidably installed between the inner sides of the fixed seat, and the blade fixing seat is fixedly installed on the outside of one end of the first sliding rod.

[0009] As a preferred technical solution of the present application, the blade fixing seat is T-shaped, and an installation groove is provided on the front and rear sides of the blade fixing seat. A fixing device is fixedly installed between the inner sides of the installation groove, and a fixing bolt is threadedly installed on the outer side of the fixing device, and a chamfered blade is slidably installed between the inner sides of the fixing device.

[0010] By adopting the above technical solution, the T-shaped blade fixing seat facilitates the installation of the fixing device, so that the chamfering blade can be fixed between the inner sides of the fixing device, and then the fixing device is fixed by fixing bolts, making the device more convenient when replacing the chamfering blade.

[0011] As a preferred technical solution of the present application, sliding grooves are provided on the left and right sides of the top of the blade fixing seat, a second sliding rod is slidably installed on the inner side of the sliding groove, a second limit block is fixedly installed on the top of the second sliding rod, a spring is fixedly installed on the inner side of the second sliding rod, and an abutment plate is fixedly installed on the other end of the spring.

[0012] By adopting the above technical solution, through the cooperation of the spring and the abutment plate, the chamfering blade can press the lithium battery pole piece during the processing, so that the lithium battery pole piece is not prone to warping during the processing.

[0013] As a preferred technical solution of the present application, the outer diameter of the second sliding rod is the same as the inner diameter of the sliding groove, and the outer diameter of the second limiting block is larger than the inner diameter of the sliding groove.

[0014] By adopting the above technical solution, the second sliding rod is not easy to slide out from the inner side of the sliding groove during the sliding process, so that the stability of the device is improved.

[0015] As a preferred technical solution of the present application, a first motor is fixedly installed on the top of the fixed box, a screw rod is fixedly installed on the output end of the first motor, a fixed rod is fixedly installed between the inner sides of the fixed box, and a sliding block is slidably installed on the outer sides of the screw rod and the fixed rod.

[0016] By adopting the above technical solution, the lead screw can drive the sliding block to slide after rotating, so that the sliding range of the sliding block is limited.

[0017] As a preferred technical solution of the present application, a threaded hole and a sliding groove are opened on one side of the sliding block, the fixing rod is slidingly connected to the sliding groove, and the screw rod is threadedly connected to the threaded hole.

[0018] By adopting the above technical solution, the fixed rod can limit the sliding block, making it difficult for the sliding block to rotate after being subjected to force, so that the screw rod can drive the sliding block to slide after rotating.

[0019] As a preferred technical solution of the present application, a rotating roller is rotatably installed on the top of the sliding block, a pressure plate is fixedly installed on the top of the sliding block, a second motor is fixedly installed on the left and right sides of the rear inner wall of the fixed box, a driving shaft is fixedly installed on the output end of the second motor, and a rotating roller is fixedly installed on the outer side of one end of the driving shaft.

[0020] By adopting the above technical solution, the rotating roller can drive the lithium battery pole piece to move after rotation, so that the device can automatically load and unload materials after processing is completed, saving time and effort for the staff.

[0021] Compared with the prior art, the beneficial effects of the utility model are:

[0022] (1) The utility model provides a lithium battery pole piece chamfering device. During the processing, the electric telescopic rod drives the first limit block to slide, so that the first slide bar is limited, so that the first slide bar is not easy to slide out, and the first slide bar drives the chamfering blade to process the lithium battery pole piece. The chamfering blade is prone to wear during long-term use. The fixing bolt can be turned out to separate the fixing device and the chamfering blade, so that the device is more convenient to replace and maintain;

[0023] (2) The utility model provides a lithium battery pole piece chamfering device. During the processing, after the blade fixing seat moves, it can drive the second limit block and the spring to abut against the lithium battery pole piece, so that it is not easy to warp during the processing, and the abutment plate can form a pre-positioning effect before the blade contacts the lithium battery pole piece, and control the first motor to drive the screw rod to rotate, so that the screw rod can drive the sliding block and the pressure plate to slide after the rotation, so that the sliding block and the support block can flatten the lithium battery pole piece, so that the processing process is more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the three-dimensional structure of a lithium battery pole piece chamfering device proposed by the utility model;

[0025] Figure 2 for Figure 1 Schematic diagram of the structure of part A in FIG.

[0026] Figure 3This is a partial three-dimensional structural schematic diagram of a lithium battery pole piece chamfering device proposed by the utility model;

[0027] Figure 4 The present invention is a partial three-dimensional structural schematic diagram of a lithium battery pole piece chamfering device proposed by the present invention.

[0028] Markings in the figure:

[0029] 1. Fixed box; 2. Support block; 3. Support base; 4. Fixed block; 5. Fixed seat; 6. Electric telescopic rod; 7. First limit block; 8. First slide bar; 9. Blade fixing seat; 10. Fixing device; 11. Fixing bolt; 12. Chamfered blade; 13. Second slide bar; 14. Second limit block; 15. Spring; 16. Abutment plate; 17. First motor; 18. Screw rod; 19. Fixed rod; 20. Sliding block; 21. Pressing plate; 22. Second motor; 23. Driving shaft; 24. Rotating roller. DETAILED DESCRIPTION

[0030] To make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments.

[0031] Therefore, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the present invention to be protected, but merely represents some embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0033] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0034] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "upper", "lower", etc. is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the invention product is usually placed when in use, or the orientation or position relationship commonly understood by those skilled in the art. Such terms are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0035] refer to Figure 1-4 A lithium battery pole piece chamfering device comprises a fixed box body 1, a support block 2 is fixedly installed on the front side of the fixed box body 1, a buffer groove is opened on the top of the support block 2, a support base 3 is fixedly installed on the upper front side of the fixed box body 1, a fixed block 4 is fixedly installed on the upper front side of the support base 3, and a fixed seat 5 is fixedly installed on the lower front side of the support base 3.

[0036] Specifically, an electric telescopic rod 6 is fixedly installed on the top of the fixed block 4, a first limit block 7 is fixedly installed on the output end of the electric telescopic rod 6, a first slide bar 8 is fixedly installed below the first limit block 7, the first slide bar 8 is slidably installed between the inner sides of the fixed seat 5, and the blade fixing seat 9 is fixedly installed on the outside of one end of the first slide bar 8.

[0037] Specifically, the blade fixing seat 9 is in a T-shape, and a mounting groove is provided on the front and rear sides of the blade fixing seat 9. A fixing device 10 is fixedly installed between the inner sides of the mounting groove, a fixing bolt 11 is threadedly installed on the outer side of the fixing device 10, and a chamfered blade 12 is slidably installed between the inner sides of the fixing device 10.

[0038] Specifically, sliding grooves are provided on the left and right sides of the top of the blade fixing seat 9, a second sliding rod 13 is slidably installed on the inner side of the sliding groove, a second limit block 14 is fixedly installed on the top of the second sliding rod 13, a spring 15 is fixedly installed on the inner side of the second sliding rod 13, and an abutment plate 16 is fixedly installed on the other end of the spring 15.

[0039] Specifically, the outer diameter of the second sliding rod 13 is the same as the inner diameter of the sliding groove, and the outer diameter of the second limiting block 14 is larger than the inner diameter of the sliding groove.

[0040] Specifically, a first motor 17 is fixedly installed on the top of the fixed box 1, a screw rod 18 is fixedly installed on the output end of the first motor 17, a fixed rod 19 is fixedly installed between the inner sides of the fixed box 1, and a sliding block 20 is slidably installed on the outer sides of the screw rod 18 and the fixed rod 19.

[0041] Specifically, a threaded hole and a sliding groove are opened on one side of the sliding block 20, the fixing rod 19 is slidably connected to the sliding groove, and the screw rod 18 is threadedly connected to the threaded hole.

[0042] Specifically, a rotating roller 24 is rotatably installed on the top of the sliding block 20, a pressure plate 21 is fixedly installed on the top of the sliding block 20, a second motor 22 is fixedly installed on the left and right sides of the rear inner wall of the fixed box 1, a driving shaft 23 is fixedly installed on the output end of the second motor 22, and a rotating roller 24 is fixedly installed on the outer side of one end of the driving shaft 23.

[0043] The specific operation is that during the processing, the electric telescopic rod 6 drives the first limit block 7 to slide, so that it limits the first slide bar 8, so that the first slide bar 8 is not easy to slide out, and the first slide bar 8 drives the chamfering blade 12 to process the lithium battery pole piece. The chamfering blade 12 is prone to wear during long-term use. The fixing bolt 11 can be turned out to separate the fixing device 10 and the chamfering blade 12, so that the device can be replaced and maintained more conveniently; during the processing, the blade fixing seat 9 can drive the second limit block 14 and the spring 15 to abut against the lithium battery pole piece after moving, so that it is not easy to warp during the processing, and the first motor 17 is controlled to drive the screw rod 18 to rotate, so that the screw rod 18 can drive the sliding block 20 and the pressing plate 21 to slide after rotation, so that the sliding block 20 and the support block 2 can flatten the lithium battery pole piece, so that the processing process is more convenient.

[0044] The above is a detailed introduction to a lithium battery pole piece chamfering device provided by the utility model. This article uses specific embodiments to explain the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A lithium battery pole piece chamfering device, characterized in that: include: A fixed box body (1) is provided, wherein a support block (2) is fixedly mounted on the front side of the fixed box body (1), a buffer groove is provided on the top of the support block (2), a support base (3) is fixedly mounted on the upper front side of the fixed box body (1), a fixed block (4) is fixedly mounted on the upper front side of the support base (3), and a fixed seat (5) is fixedly mounted on the lower front side of the support base (3).

2. A lithium battery pole piece chamfering device according to claim 1, characterized in that: An electric telescopic rod (6) is fixedly mounted on the top of the fixed block (4), a first limit block (7) is fixedly mounted on the output end of the electric telescopic rod (6), a first slide bar (8) is fixedly mounted below the first limit block (7), the first slide bar (8) is slidably mounted between the inner sides of the fixed seat (5), and a blade fixed seat (9) is fixedly mounted on the outer side of one end of the first slide bar (8).

3. A lithium battery pole piece chamfering device according to claim 2, characterized in that: The blade fixing seat (9) is in a T-shape, and a mounting groove is provided on the front and rear sides of the blade fixing seat (9), a fixing device (10) is fixedly installed between the inner sides of the mounting groove, a fixing bolt (11) is threadedly installed on the outer side of the fixing device (10), and a chamfered blade (12) is slidably installed between the inner sides of the fixing device (10).

4. A lithium battery pole piece chamfering device according to claim 3, characterized in that: The top left and right sides of the blade fixing seat (9) are provided with sliding grooves, a second sliding rod (13) is slidably mounted on the inner side of the sliding groove, a second limiting block (14) is fixedly mounted on the top of the second sliding rod (13), a spring (15) is fixedly mounted on the inner side of the second sliding rod (13), and a contact plate (16) is fixedly mounted on the other end of the spring (15).

5. A lithium battery pole piece chamfering device according to claim 4, characterized in that: The outer diameter of the second sliding rod (13) is the same as the inner diameter of the sliding groove, and the outer diameter of the second limiting block (14) is larger than the inner diameter of the sliding groove.

6. A lithium battery pole piece chamfering device according to claim 1, characterized in that: A first motor (17) is fixedly mounted on the top of the fixed housing (1), a screw rod (18) is fixedly mounted on the output end of the first motor (17), a fixed rod (19) is fixedly mounted between the inner sides of the fixed housing (1), and a sliding block (20) is slidably mounted on the outer sides of the screw rod (18) and the fixed rod (19).

7. A lithium battery pole piece chamfering device according to claim 6, characterized in that: A threaded hole and a sliding groove are provided on one side of the sliding block (20); the fixing rod (19) is slidably connected to the sliding groove; and the screw rod (18) is threadedly connected to the threaded hole.

8. A lithium battery pole piece chamfering device according to claim 6, characterized in that: A rotating roller (24) is rotatably mounted on the top of the sliding block (20), a pressure plate (21) is fixedly mounted on the top of the sliding block (20), a second motor (22) is fixedly mounted on the left and right sides of the rear inner wall of the fixed box (1), a driving shaft (23) is fixedly mounted on the output end of the second motor (22), and a rotating roller (24) is fixedly mounted on the outer side of one end of the driving shaft (23).

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