Laser leveling device for battery cell pole pieces

Abstract

The utility model discloses a device for laser leveling of battery cell pole pieces, comprising: an operating table, a loading assembly and a horizontal moving assembly, wherein the loading assembly comprises a first motor, a first rotating shaft, a first gear, a second gear, a second rotating shaft, a rotating disk and a second bearing, wherein the output end of the first motor is fixedly connected to the first rotating shaft, the side surface of the first rotating shaft is fixedly connected to the first gear, the side surface of the first gear is meshingly connected to the second gear, and the inner surface of the second gear is fixedly connected to the second rotating shaft. In this device, while a laser leveler is leveling a next group of battery cell pole pieces, an operator can turn over a previous group of pole pieces that have completed part of the process, thereby realizing the parallel operation of two processes, reducing the waiting time of the laser leveler in the process, thereby improving the leveling efficiency, and facilitating the adjustment of the use position of the laser leveler, and the device has strong flexibility in use.

Description

Technical Field

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

[0002] In lithium battery production, the laser flattening device for battery cell pole pieces can be used for flattening after pole piece coating, which can effectively improve the roughness and thickness uniformity of the pole piece surface, and prevent the impact of edge burrs and unevenness on battery assembly and performance. The pole pieces after laser flattening can increase the service life of lithium batteries.

[0003] During the use of the laser leveling device for battery cell pole pieces, after a group of battery cell pole pieces have been laser leveled, they need to be manually flipped over and then laser leveled on the other side. However, during the manual flipping process, the equipment needs to be shut down and wait for the manual flipping to be completed before the other side can be leveled. The long waiting time for the equipment to be shut down reduces the efficiency of laser leveling. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a laser leveling device for battery cell pole pieces. While the laser leveler is leveling the next group of battery cell pole pieces, the operator can turn over the pole pieces of the previous group that have completed part of the process, thereby realizing the parallel operation of the two processes, reducing the waiting time of the laser leveler in the process, and thereby improving the leveling efficiency.

[0005] To achieve the above-mentioned purpose, the utility model also provides the above-mentioned battery cell electrode sheet laser flattening device, including: an operating table, a loading assembly and a horizontal moving assembly, the loading assembly includes a first motor, a first rotating shaft, a first gear, a second gear, a second rotating shaft, a rotating disk and a second bearing, the output end of the first motor is fixedly connected to the first rotating shaft, the side surface of the first rotating shaft is fixedly connected to the first gear, the side surface of the first gear is meshed with the second gear, the inner surface of the second gear is fixedly connected to the second rotating shaft, the side surface of the second rotating shaft is fixedly connected to the second bearing, the upper surface of the second rotating shaft is fixedly connected to the rotating disk, the lower surface of the rotating disk is rotatably connected to the operating table, the side surface of the second rotating shaft is rotatably connected to the operating table, the upper surface of the rotating disk is fixedly connected with two groups of placement plates, and the two groups of placement plates are arranged oppositely along the radial direction of the rotating disk, the upper surface of the placement plate is fixedly connected with a fixing frame, the top inner wall of the fixing frame is fixedly connected with an electric telescopic rod, and the lower surface of the electric telescopic rod is fixedly connected with a pressing plate;

[0006] The upper surface of the operating table is fixedly connected to a support column, the upper surface of the support column is fixedly connected to a fixed plate, an electric slide groove is arranged inside the fixed plate, the inner surface of the electric slide groove is slidably connected to a first slider, the horizontal movement assembly includes a fixed rod, a groove, a second motor, a threaded screw, a second slider, and a laser planarizer, the lower surface of the first slider is fixedly connected to the fixed rod, the right surface of the fixed rod is fixedly connected to the second motor, the output end of the second motor is fixedly connected to the threaded screw, a groove is arranged at the bottom of the fixed rod, the side surface of the threaded screw is threadedly connected to the second slider, and the lower surface of the second slider is fixedly connected to the laser planarizer.

[0007] According to the battery cell pole piece laser flattening device, a fixing box is fixedly connected to the lower surface of the operating table, a cavity is provided inside the fixing box, and the fixing box supports the loading assembly.

[0008] According to the battery cell pole piece laser flattening device, the bottom inner wall of the cavity is fixedly connected to the second bearing, and the side surface of the first rotating shaft is rotatably connected to the fixed box.

[0009] According to the battery cell pole piece laser flattening device, the first motor, the electric telescopic rod and the second motor are all electrically connected to an external power supply, and the electric telescopic rod is started to drive the pressure plate to limit the edge position of the battery cell pole piece.

[0010] According to the battery cell pole piece laser planarization device, a CCD camera is fixedly connected to the lower surface of the second slider, and the electric slide, laser planarizer and CCD camera are all electrically connected to an external power source.

[0011] According to the battery cell pole piece laser planarization device, a baffle is fixedly connected to the upper surface of the rotating disk, and the baffle is provided to prevent the laser planarizer from affecting another group of battery cell pole pieces placed on the plate during the planarization process.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. By setting a fixed box, a first motor, a first rotating shaft, a first gear, a second gear, a second rotating shaft, a second bearing and a rotating disk, after the laser leveling of the first group of battery cell pole pieces is completed, the next group of battery cell pole pieces that need to be leveled are moved to the bottom of the laser leveler under the action of the loading assembly. While the laser leveler is leveling the next group of battery cell pole pieces, the operator can turn over the pole pieces of the previous group that have completed part of the process, thereby realizing the parallel operation of the two processes, reducing the waiting time of the laser leveler in the process, and thereby improving the leveling efficiency.

[0014] 2. By setting a fixed plate, an electric slide, a first slider and a horizontal moving component, it is convenient to adjust the use position of the laser leveler, and the device has strong use flexibility.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 This is a schematic diagram of the overall structure of the battery cell pole piece laser flattening device of the utility model;

[0018] Figure 2 This is a cross-sectional view of a fixing box of the battery cell pole piece laser flattening device of the utility model;

[0019] Figure 3 This is a schematic diagram of the placement plate structure of the battery cell pole piece laser flattening device of the utility model;

[0020] Figure 4 It is a partial structural schematic diagram of the battery cell pole piece laser flattening device of the utility model.

[0021] Legend:

[0022] 1. Operating table; 2. Fixed box; 3. Cavity; 4. First motor; 5. First rotating shaft; 6. First gear; 7. Second gear; 8. Second rotating shaft; 9. Rotating disk; 10. Second bearing; 11. Placement plate; 12. Fixed frame; 13. Electric telescopic rod; 14. Press plate; 15. Baffle; 16. Support column; 17. Fixed plate; 18. Electric slide; 19. First slider; 20. Fixed rod; 21. Groove; 22. Second motor; 23. Lead screw; 24. Second slider; 25. Laser leveler; 26. Loading assembly; 27. Horizontal moving assembly; 28. CCD camera. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-4The laser flattening device for a cell pole piece of the utility model embodiment comprises: an operating table 1, a feeding assembly 26 and a horizontal moving assembly 27. A fixed box 2 is fixedly connected to the lower surface of the operating table 1. The fixed box 2 supports the feeding assembly 26. A cavity 3 is arranged inside the fixed box 2. The feeding assembly 26 comprises a first motor 4, a first rotating shaft 5, a first gear 6, a second gear 7, a second rotating shaft 8, a rotating disk 9 and a second bearing 10. The output end of the first motor 4 is fixedly connected to the first rotating shaft 5, the side surface of the first rotating shaft 5 is rotatably connected to the fixed box 2, the side surface of the first rotating shaft 5 is fixedly connected to the first gear 6, the side surface of the first gear 6 is meshed with the second gear 7, and the first The inner surface of the second gear 7 is fixedly connected to the second rotating shaft 8, the side surface of the second rotating shaft 8 is fixedly connected to the second bearing 10, the bottom inner wall of the cavity 3 is fixedly connected to the second bearing 10, and the second bearing 10 is arranged to make the second rotating shaft 8 rotate more flexibly. The upper surface of the second rotating shaft 8 is fixedly connected to the rotating disk 9, the lower surface of the rotating disk 9 is rotatably connected to the operating table 1, and the side surface of the second rotating shaft 8 is rotatably connected to the operating table 1. By starting the first motor 4 to drive the first rotating shaft 5 and the first gear 6 to rotate, the first gear 6 drives the second gear 7, the second rotating shaft 8, and the rotating disk 9 to rotate, so that the material to be leveled on the rotating disk 9 is moved to the bottom of the laser leveler 25, thereby realizing semi-automatic loading.

[0025] Two groups of placement plates 11 are fixedly connected to the upper surface of the rotating disk 9, and the two groups of placement plates 11 are arranged opposite to each other along the radial direction of the rotating disk 9. The two groups of placement plates 11 are arranged so that the operator can turn over the electrode pieces of the previous group that have completed part of the process while performing laser operation on one group of materials, thereby realizing parallel operation of two processes. In the process, the waiting time of the laser leveler 25 is reduced, thereby improving the leveling efficiency. The upper surface of the placement plate 11 is fixedly connected to a fixing frame 12, and the top inner wall of the fixing frame 12 is fixedly connected to an electric telescopic rod 13, and the lower surface of the electric telescopic rod 13 is fixedly connected to a pressing plate 14. Two groups of battery cell electrode pieces that need to be leveled are placed on the placement plate 11, and the edge position of the battery cell electrode pieces is limited by starting the electric telescopic rod 13 to drive the pressing plate 14. The upper surface of the rotating disk 9 is fixedly connected to a baffle 15, and the baffle 15 is arranged to prevent the laser leveler 25 from affecting the battery cell electrode pieces on another group of placement plates 11 during the leveling process.

[0026] The upper surface of the operating table 1 is fixedly connected with a support column 16, and the upper surface of the support column 16 is fixedly connected with a fixed plate 17. An electric slide 18 is arranged inside the fixed plate 17, and the inner surface of the electric slide 18 is slidably connected with a first slider 19. By starting the electric slide 18 to drive the first slider 19 and the laser leveler 25 to move, the use position of the laser leveler 25 can be adjusted. The horizontal moving component 27 includes a fixed rod 20, a groove 21, a second motor 22, a threaded screw 23, a second slider 24, and a laser leveler 25. The lower surface of the first slider 19 is fixedly connected to the fixed rod 20, and a groove 21 is arranged at the bottom of the fixed rod 20. The right surface of the fixed rod 20 is fixedly connected to the second motor 22. The first motor 4, the electric telescopic rod 13, and the second motor 22 are all electrically connected to the external power supply. The output end of the second motor 22 is fixedly connected to the threaded screw 23. The side surface of the threaded screw 23 is threadedly connected to the second slider 24. The lower surface of the second slider 24 is fixedly connected to the laser planarizer 25. By starting the second motor 22 to drive the threaded screw 23 to rotate, the second slider 24 on the threaded screw 23 and the laser planarizer 25 move to adjust the horizontal use position of the laser planarizer 25. The laser planarizer 25 has strong flexibility in use. The lower surface of the second slider 24 is fixedly connected to the CCD camera 28. The electric slide 18, the laser planarizer 25, and the CCD camera 28 are all electrically connected to the external power supply.

[0027] Working principle: During use, two groups of battery cell pole pieces that need to be leveled are placed on the placement plate 11, and the edge position of the battery cell pole pieces is limited by starting the electric telescopic rod 13 to drive the pressing plate 14, and the first motor 4 is started to drive the first rotating shaft 5 and the first gear 6 to rotate, and the first gear 6 drives the second gear 7, the second rotating shaft 8, and the rotating disk 9 to rotate, so that the battery cell pole pieces that need to be leveled on the rotating disk 9 are moved to the bottom of the laser leveler 25, and the electric slide 18 is started to drive the first slider 19 and the laser leveler 25 to move to adjust the front and rear use positions of the laser leveler 25, and the second motor 22 is started to drive the threaded screw 23 to rotate, and the second slider 24 on the threaded screw 23 and the laser leveler 25 move to adjust the horizontal use position of the laser leveler 25, and after the laser leveler 25 is moved to the appropriate position, the laser leveler 25 is started to level the battery cell pole pieces on the placement plate 11, and after the first group of battery cell pole pieces are processed, the first motor 4 is started to drive the first rotating shaft 5 , the first gear 6 rotates, and the first gear 6 rotates to drive the second gear 7, the second rotating shaft 8, and the rotating disk 9 to rotate, so that the upper and lower groups of battery cell pole pieces that need to be leveled on the rotating disk 9 move to the bottom of the laser leveler 25, and are leveled by the laser leveler 25. During the leveling operation on the second group, the operator turns over the previous group of materials, starts the electric telescopic rod 13 to drive the pressing plate 14 to move upward, and the pressing plate 14 no longer limits the battery cell pole pieces. The operator can turn over the battery cell pole pieces, and after turning over, the electric telescopic rod 13 is started to drive the pressing plate 14 to limit the battery cell pole pieces, waiting for loading and leveling operations. While the laser leveler 25 is leveling the next group of battery cell pole pieces, the operator can turn over the pole pieces of the previous group that have completed part of the process, thereby realizing parallel operation of two processes, reducing the waiting time of the laser leveler 25 in the process, thereby improving the leveling efficiency, and facilitating the adjustment of the use position of the laser leveler 25, and the device has strong flexibility in use.

[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A laser flattening device for battery cell pole pieces, characterized in that: include: An operating table (1), a loading assembly (26) and a horizontal moving assembly (27), wherein the loading assembly (26) comprises a first motor (4), a first rotating shaft (5), a first gear (6), a second gear (7), a second rotating shaft (8), a rotating disk (9) and a second bearing (10), wherein the output end of the first motor (4) is fixedly connected to the first rotating shaft (5), the side surface of the first rotating shaft (5) is fixedly connected to the first gear (6), the side surface of the first gear (6) is meshingly connected to the second gear (7), the inner surface of the second gear (7) is fixedly connected to the second rotating shaft (8), and the side surface of the second rotating shaft (8) is meshingly connected to the second gear (7). The second rotating shaft (8) is fixedly connected to the bearing (10), the upper surface of the second rotating shaft (8) is fixedly connected to the rotating disk (9), the lower surface of the rotating disk (9) is rotatably connected to the operating table (1), the side surface of the second rotating shaft (8) is rotatably connected to the operating table (1), the upper surface of the rotating disk (9) is fixedly connected to two groups of placement plates (11), and the two groups of placement plates (11) are arranged opposite to each other along the radial direction of the rotating disk (9), the upper surface of the placement plates (11) is fixedly connected to a fixing frame (12), the top inner wall of the fixing frame (12) is fixedly connected to an electric telescopic rod (13), and the lower surface of the electric telescopic rod (13) is fixedly connected to a pressing plate (14); The upper surface of the operating table (1) is fixedly connected to a support column (16), the upper surface of the support column (16) is fixedly connected to a fixed plate (17), an electric slide groove (18) is arranged inside the fixed plate (17), the inner surface of the electric slide groove (18) is slidably connected to a first slider (19), the horizontal movement component (27) comprises a fixed rod (20), a groove (21), a second motor (22), a threaded screw (23), a second slider (24), and a laser flattener (25), the lower surface of the first slider (19) is fixedly connected to the fixed rod (20), the right surface of the fixed rod (20) is fixedly connected to the second motor (22), the output end of the second motor (22) is fixedly connected to the threaded screw (23), the bottom of the fixed rod (20) is provided with a groove (21), the side surface of the threaded screw (23) is threadedly connected to the second slider (24), and the lower surface of the second slider (24) is fixedly connected to the laser flattener (25).

2. The battery cell pole piece laser flattening device according to claim 1, characterized in that: A fixing box (2) is fixedly connected to the lower surface of the operating table (1), and a cavity (3) is provided inside the fixing box (2).

3. The battery cell pole piece laser flattening device according to claim 2, characterized in that: The bottom inner wall of the cavity (3) is fixedly connected to the second bearing (10), and the side surface of the first rotating shaft (5) is rotatably connected to the fixed box (2).

4. The battery cell pole piece laser flattening device according to claim 1, characterized in that: The first motor (4), the electric telescopic rod (13), and the second motor (22) are all electrically connected to an external power source.

5. The battery cell pole piece laser flattening device according to claim 1, characterized in that: A CCD camera (28) is fixedly connected to the lower surface of the second sliding block (24), and the electric slide groove (18), the laser leveler (25), and the CCD camera (28) are all electrically connected to an external power source.

6. The battery cell pole piece laser flattening device according to claim 1, characterized in that: A baffle (15) is fixedly connected to the upper surface of the rotating disk (9).

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