CN216830039U - Lithium cell electricity core shirt rim burring device - Google Patents

Abstract

The application relates to the technical field of lithium battery production equipment, in particular to a deburring device for a battery cell skirt edge of a lithium battery, which comprises a clamping assembly for clamping a battery cell, at least one group of polishing assemblies and a driving assembly for driving the polishing assemblies to move along the battery cell skirt edge; the battery cell detection assembly is used for detecting burrs on the skirt edge of the battery cell. The burr of electric core shirt rim is polished through the subassembly of polishing, ensure that the burr of electric core shirt rim is in qualified within range, measure and fix a position the burr of electric core shirt rim on the clamping subassembly through detecting component, rethread drive assembly drive polishing subassembly is polished the shirt rim burr, improve the accuracy of polishing the burr, ensure the production quality of follow-up electric core, and can realize high-efficient burring, and improve production efficiency, compare in the artifical production mode that comes the burr of polishing with abrasive paper or brush, can realize the precision of polishing high and efficient purpose through the subassembly cooperation detecting component of polishing, the burr is got rid of effectually.

Description

Lithium cell electricity core shirt rim burring device

Technical Field

The application relates to the technical field of lithium battery production equipment, in particular to a deburring device for battery cell skirt edges of lithium batteries.

Background

In the production process of lithium battery cell, need carry out the laser cutting shaping to the shirt rim of electric core, the shirt rim of soft package electric core often can have the burr after laser cutting, the gummed effect of electric core can be influenced to the oversize of burr, need deburring after laser cutting for this reason, often adopt the artifical production mode of polishing in the current production mode, the manual work is polished to the shirt rim of electric core through using abrasive paper or brush, the production mode of artifical polishing is not only inefficient, and the precision of polishing is difficult to obtain the assurance, manual operation can't ensure that the size of polishing back burr is qualified, the burr removal effect is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the application provides a deburring device for a battery cell skirt of a lithium battery, which comprises a clamping assembly for clamping a battery cell, at least one group of polishing assemblies and a driving assembly for driving the polishing assemblies to move along the battery cell skirt; the battery cell detection assembly is used for detecting burrs on the skirt edge of the battery cell.

In foretell scheme, polish the burr of electric core shirt rim through the subassembly of polishing, ensure that the burr of electric core shirt rim is in qualified within range, measure and fix a position the burr of electric core shirt rim on the clamping assembly through detecting element, rethread drive assembly drive subassembly of polishing is polished the shirt rim burr, not only can improve the accuracy of polishing the burr, ensure the production quality of follow-up electric core, and can realize high-efficient burring, improve production efficiency, compare in the artifical production mode of polishing the burr with abrasive paper or brush, can realize the precision of polishing high and efficient purpose through the subassembly cooperation detecting element of polishing, the burr is got rid of effectually.

Preferably, a backlight assembly is further disposed on the other side of the battery cell opposite to the detection assembly.

In foretell scheme, provide the light source for detecting element through the subassembly in a poor light, and then the length and the position of electric core shirt rim burr can accurate measurement to the CCD camera when detecting to follow-up can accurately control the subassembly of polishing and polish electric core shirt rim burr, guarantee the precision of polishing.

Preferably, the backlight assembly includes a support base and a backlight plate disposed on the support base. In the above-mentioned scheme, the board in a poor light is used for providing the light source for detecting element, and then can change the distance between board in a poor light and the electric core through the height of adjustment supporting seat to can adjust the board in a poor light to the most suitable position, so that detecting element detects electric core.

Preferably, the polishing assembly comprises a connecting plate, a plurality of mounting seats arranged on the connecting plate, and a brush assembly arranged on the mounting seats.

In foretell scheme, establish a plurality of mount pads through the dress on the connecting plate, set up the brush subassembly on the mount pad respectively, and then realize setting up a plurality of brush subassemblies on a connecting plate, and then polish simultaneously through setting up a plurality of electric cores of a plurality of brush subassemblies on to the centre gripping subassembly, improve production efficiency.

Preferably, the brush subassembly including set up in connector and driving piece on the mount pad and demountable installation in the brush of driving piece output, the driving piece is used for the drive the brush rotates.

In foretell scheme, the driving piece can be motor drive, sets up the joint through the output at the motor, inserts the brush in connecting, and the fixed mode of rethread bolt tightening fixes the brush at the output of motor, and then realizes through the rotation of driving piece drive brush, rotates and remove along the shirt rim of electric core through the drive brush, and then realizes high-efficient deburring. Because the brush is the vulnerable part, this scheme can realize quick replacement brush through the fixed mode of bolt tightening, improves the efficiency of production.

Preferably, the end face of the connecting head facing the hairbrush is provided with a plurality of air blowing holes. In foretell scheme, be provided with the air inlet joint in the side of connector, seted up the gas circuit in the connector, and then realize blowing a plurality of gas hole and air inlet joint intercommunication, blow towards the brush through the gas hole, and then realize blowing the clearance to the brush after the work, realize that the brush keeps clean after the work, guarantees follow-up burr removal effect.

Preferably, dust removing components are arranged on two opposite sides of the backlight plate. In foretell scheme, the dust removal subassembly is towards electric core setting, removes dust through the dust removal subassembly when the brush subassembly is polished electric core shirt rim, prevents that the in-process dust of polishing from piling up, further improves burring effect.

Preferably, the clamping assembly includes a bearing plate for bearing the battery cell, a pressing plate moving toward the bearing plate, and a sliding plate for driving the pressing plate to press the battery cell.

In foretell scheme, through cylinder drive slide lift removal, and then drive the clamp plate and remove towards the loading board, can push down the electric core on the loading board through the drive clamp plate, and then realize fixing the electric core on the loading board, ensure that the position skew can not take place at the in-process electric core of polishing, improve the burr precision of polishing. The mode that adopts the clamp plate to push down in the loading board to fix electric core simultaneously can be compatible different model sizes's electric core, realizes fixing polytype electric core, improves the compatibility, realizes fixing electric core fast conveniently.

Preferably, the sliding plate device further comprises a fixing plate, and a sliding rail for the sliding plate to slide is arranged on the fixing plate. In foretell scheme, can also, through setting up telescopic cylinder at the top, the flexible end of cylinder is connected in the slide, and then through cylinder drive slide along the slide rail, realizes that the slide drives the clamp plate and compresses tightly the electric core on the loading board to reach the purpose of fixed electric core, and then realize fixing the electric core on the loading board, ensure can not take place offset at the in-process electric core of polishing, improve the burr precision of polishing.

Preferably, a switch handle for driving the sliding plate to enable the pressing plate to loosen the battery core is further arranged on the fixing plate. In foretell scheme, can realize the slide lifting through the rotation switch handle, and then the slide rises the back along the slide rail, realizes loosening the electric core on the loading board with the clamp plate, improves the security of device, prevents that the device trouble from resulting in electric core to be compressed tightly for a long time and causing the condition of crushing.

Compared with the prior art, the beneficial effects of this application are: the battery cell is clamped and fixed by the clamping assembly, the polishing assembly and the driving assembly for driving the polishing assembly to move along the skirt edge of the battery cell are arranged, the polishing assembly is driven by the driving assembly to move along the skirt edge of the battery cell, the burrs at the skirt edge of the battery cell are polished by the polishing assembly, the burrs at the skirt edge of the battery cell are ensured to be in a qualified range, the battery cell further comprises a detection assembly which is arranged towards the battery cell and is used for detecting the burrs at the skirt edge of the battery cell, the burrs at the skirt edge of the battery cell on the clamping assembly are measured and positioned by the detection assembly, and the burrs at the skirt edge are polished by the driving assembly, so that the precision of polishing the burrs can be improved, the production quality of the subsequent battery cell can be ensured, the efficient deburring can be realized, the production efficiency is improved, compared with a production mode that the burrs are polished by manual work by using abrasive paper or a hairbrush, the purposes of high polishing precision and high efficiency can be realized by matching the polishing assembly with the detection assembly, the burr removing effect is good.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments of the present application or the prior art will be briefly described below. It should be apparent that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained by those skilled in the art without inventive exercise.

Fig. 1 is a schematic structural diagram of a deburring device for a battery cell skirt of a lithium battery in an embodiment of the present application;

fig. 2 is a schematic diagram of a clamping assembly of a deburring device for a battery cell skirt of a lithium battery in an embodiment of the application;

fig. 3 is a schematic structural view of a grinding assembly of the deburring device for the battery cell skirt of the lithium battery in the embodiment of the application;

fig. 4 is a bottom view of the grinding assembly of the deburring device for the battery cell skirt of the lithium battery in the embodiment of the application.

Reference numerals

10. A clamping assembly; 11. pressing a plate; 12. a carrier plate; 13. a slide plate; 14. a fixing plate; 15. a fixing plate; 16. a slide rail; 17. a switch handle; 20. polishing the assembly; 21. a connecting plate; 22. a brush assembly; 221. a brush; 222. a drive member; 223. a connector; 224. a bolt; 225. a gas blowing hole; 23. a mounting seat; 30. a detection component; 40. a drive assembly; 50. a backlight assembly; 51. a backlight plate; 52. a supporting seat; 53. and a dust removal assembly.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the application. That is, in some embodiments of the present application, such practical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

It should be noted that all the directional indications such as up, down, left, right, front and rear … … in the embodiment of the present application are only used to explain the relative positional relationship, movement, etc. between the components in a specific posture as shown in the drawings, and if the specific posture is changed, the directional indication is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in this application are for descriptive purposes only, not specifically referring to the order or sequence, nor are they intended to limit the application, but merely to distinguish components or operations described in the same technical terms, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.

For further understanding of the contents, features and functions of the present invention, the following embodiments are exemplified in conjunction with the accompanying drawings and the following detailed description:

after the skirt edge of the battery core is cut by laser, 20-100 μm of burrs exist on the skirt edge of the battery core, and the gluing effect of the battery core is affected if the size of the burrs is larger than 20 μm. Therefore, after laser cutting, the out-of-specification burrs need to be removed, and the production quality of subsequent cells is ensured.

In order to solve the above technical problem, this embodiment provides a deburring device for a battery cell skirt of a lithium battery, as shown in fig. 1, fig. 1 is a schematic structural diagram of the deburring device for the battery cell skirt of the lithium battery in the embodiment of the present application, and includes a clamping assembly 10 for clamping a battery cell, at least one group of polishing assemblies 20, and a driving assembly 40 for driving the polishing assemblies 20 to move along the battery cell skirt, the battery cell is clamped and fixed by the clamping assembly 10, and then the driving assembly 40 drives the polishing assemblies 20 to move along the skirt of the battery cell, and the polishing assemblies 20 polish the burr of the battery cell skirt, so as to ensure that the burr of the battery cell skirt is within a qualified range, and further includes a detection assembly 30 disposed toward the battery cell and used for detecting the burr of the battery cell skirt, the detection assembly 30 measures and positions the burr of the battery cell skirt on the clamping assembly 10, and then the driving assembly 40 drives the polishing assemblies 20 to polish the burr of the skirt, not only can improve the precision of polishing the burr, ensure the production quality of follow-up electric core, can realize high-efficient burring moreover, improve production efficiency, compare in the production mode of manual work with abrasive paper or brush burr of polishing, can realize through 20 cooperation detection assembly 30 of the subassembly of polishing that the precision of polishing is high and efficient purpose, the burr is got rid of effectually.

Specifically, as shown in fig. 2, fig. 2 is a schematic diagram of a clamping assembly of a deburring device for a battery cell skirt of a lithium battery according to an embodiment of the present application, when an aluminum plastic film is folded to wrap a battery cell, a skirt is not formed on the side of the cell, which is turned over by the aluminum-plastic film, and the cell can be clamped on the side of the cell, on which the skirt is not formed, by the clamping assembly 10, and further realizes the clamping and fixing of the battery cell, specifically, the clamping assembly 10 comprises a bearing plate 12 for bearing the battery cell, and a pressing plate 11 which can move towards the bearing plate 12, wherein the pressing plate 11 is fixedly arranged on a sliding plate 13, the sliding plate 13 is driven by an air cylinder to move up and down, thereby driving the pressing plate 11 to move towards the bearing plate 12, the cell on the bearing plate 12 can be pressed down by driving the pressing plate 11, and then realize fixing the electric core on loading board 12, ensure that the position skew can not take place for electric core at the in-process of polishing, improve the burr precision of polishing. Meanwhile, the mode that the battery cell is fixed by pressing the pressing plate 11 downwards on the bearing plate 12 can be compatible with the battery cells of different model sizes, so that various types of battery cells can be fixed, the compatibility is improved, and the battery cell can be quickly and conveniently fixed. Wherein, centre gripping subassembly 10 can also be clamping structure such as mechanical clamping jaw to realize centre gripping and fixed electric core, can remove transportation electric core through mechanical clamping jaw after accomplishing the shirt rim burring, make electric core carry to next process, realize improving production efficiency. Also, centre gripping subassembly 10 can set up in transfer chain side, and after the transfer chain was come with electric core conveying, got one side that electric core does not have the shirt rim through centre gripping subassembly 10 clamp, and then follow-up polishing to electric core shirt rim.

Furthermore, as shown in fig. 2, in order to drive the sliding plate 13 to move up and down, the above-mentioned solution further includes a fixing plate 14, the fixing plate 14 is provided with a slide rail 16 for the sliding plate 13 to slide, and the sliding plate 13 is provided with a slider 15. The sliding plate 13 is arranged on the sliding rail 16 in a sliding way through a sliding block 15. Still can, through setting up telescopic cylinder in the top, the flexible end of cylinder is connected in slide 13, and then through cylinder drive slide 13 along slide rail 16, realizes slide 13 and drives clamp plate 11 and compress tightly the electric core on loading board 12 to reach the purpose of fixed electric core, and then realize fixing the electric core on loading board 12, ensure can not take place the offset at the in-process electric core of polishing, improve the burr precision of polishing. Still can, when electric core size is less, can place a plurality of electric cores simultaneously on loading board 12, for this reason, can correspond on slide 13 and set up a plurality of clamp plates 11, realize driving about a plurality of clamp plates 11 through slide 13 elevating movement and push down a plurality of electric cores on the fixed loading board 12 simultaneously.

It can be understood that, in the above solution, the bearing plate 12 may also be arranged to move towards the pressing plate 11, and by arranging the bearing plate 12 on the sliding plate 13, the sliding plate 13 is driven by the air cylinder to move up and down, so as to drive the bearing plate 12 to move towards the pressing plate 11, and further, the battery cell is clamped and fixed by the cooperation of the bearing plate 12 and the pressing plate 11.

In actual production, the air cylinder may break down when driving the sliding plate 13 to move up and down, and when breaking down, the pressing plate 11 on the sliding plate 13 cannot be loosened, so that the electric core cannot be loosened, the fixing plate 14 is further provided with a switch handle 17 for driving the sliding plate 13 to enable the pressing plate 11 to loosen the electric core, the sliding plate 13 can be lifted by rotating the switch handle 17, and then the sliding plate 13 rises along the sliding rail 16, so that the pressing plate 11 is loosened from the electric core on the bearing plate 12, the safety of the device is improved, and the situation that the electric core is pressed down due to long-time pressing caused by device faults is prevented.

It can be understood that, as shown in fig. 1, in the above scheme, the embodiment is provided with the plurality of sets of clamping assemblies 10, and the plurality of battery cells are clamped by the plurality of sets of clamping assemblies 10, and then the plurality of battery cells are polished by the polishing assembly 20, so that the production efficiency is improved. Still can, through setting up a set of centre gripping subassembly 10, through a set of centre gripping 10 centre gripping polylith electric cores, and then polish simultaneously through the subassembly 20 of polishing to a plurality of electric cores on the centre gripping subassembly 10, improve the efficiency of production equally.

In order to polish the cell skirt on the clamping assembly 10, as shown in fig. 3-4, the polishing assembly 20 includes a connecting plate 21, a plurality of mounting seats 23 mounted on the connecting plate 21, and a brush assembly 22 mounted on the mounting seats 23. Through installing a plurality of mount pads 23 on connecting plate 21, set up brush subassembly 22 on mount pad 23 respectively, and then realize setting up a plurality of brush subassemblies 22 on a connecting plate 21, and then polish simultaneously through setting up a plurality of electric cores of a plurality of brush subassemblies 22 on to clamping assembly 10, improve production efficiency. Still can, the quantity of the subassembly 20 of polishing can be set for according to electric core size, when carrying out the shirt rim to large size electric core and polish, can all set up the subassembly 20 of polishing at the side that is formed with the shirt rim on electric core, polishes simultaneously to the electric core shirt rim of different positions respectively through multiunit subassembly 20 of polishing to improve burring efficiency greatly.

It should be noted that, in actual production, when the size of the battery core is small, a plurality of battery cores may be clamped on the clamping assembly 10, for this reason, the number of the brush assemblies 22 arranged on the connecting plate 21 may be set according to the number of the battery cores on the clamping assembly 10, when a plurality of battery cores are clamped on the clamping assembly 10, or when a plurality of clamping assemblies 10 are arranged, the brush assemblies 22 arranged on the connecting plate 21 in corresponding numbers realize deburring of each battery core, so as to greatly improve the production efficiency.

Further, be provided with the joint of connecting in drive assembly 40 on connecting plate 21, and then remove through drive assembly 40 drive connecting plate 21, and then drive brush assembly 22 on the connecting plate 21 and remove along the shirt rim of electric core to the realization is to the deburring of electric core shirt rim. Wherein drive assembly 40 can be four-axis robot, and the removal of the shirt rim that realizes drive brush subassembly 22 along electric core through four-axis robot's multiaxis removes, realizes diversely polishing electric core shirt rim, improves burr removal efficiency, simultaneously, improves the removal precision through four-axis robot, ensures the precision of brush subassembly 22 position of polishing to guarantee the precision of polishing, guarantee the burr length of electric core shirt rim in qualified within range, guarantee the subsequent processingquality of electric core.

It can be understood that drive assembly 40 is not only limited to four-axis robot, can be the structure that realizes drive brush subassembly 22 and remove along the shirt rim of electric core, and drive assembly 40 can also be by multi-directional transmission system group in above-mentioned scheme, can be motor lead screw structure and telescopic cylinder structure combination, realizes drive brush subassembly 22 multiaxis through the driver of multi-direction combination and removes, realizes polishing the electric core shirt rim in many directions, improves burr and gets rid of efficiency.

Further, in order to polish the burrs at the cell skirt in the above scheme, as shown in fig. 3-4, fig. 3 is a schematic structural diagram of a polishing assembly of the lithium battery cell skirt deburring device in this embodiment, fig. 4 is a bottom view of the polishing assembly of the lithium battery cell skirt deburring device in this embodiment, the brush assembly 22 includes a connector 223 and a driving part 222 that are arranged on the mounting seat 23, and a brush 221 that is detachably mounted at an output end of the driving part 222, and the driving part 222 is used for driving the brush 221 to rotate. Because electric core shirt rim material is the plastic-aluminum membrane, the piece of polishing adopts brush 221 for this reason, and brush 221 rotates and can not cause the damage to the plastic-aluminum membrane, can effectively get rid of the shirt rim burr simultaneously.

Further, drive piece 222 can be motor drive in above-mentioned scheme, sets up the joint through the output at the motor, inserts brush 221 in the joint, and the fixed mode that rethread bolt 224 was screwed up fixes brush 221 at the output of motor, and then realizes driving brush 221 through drive piece 222 and rotatory, rotates and remove along the shirt rim of electric core through drive brush 221, and then realizes high-efficient deburring. Because the brush 221 is a quick-wear part, the scheme can realize quick replacement of the brush 221 through a fixing mode of screwing the bolt 224, and the production efficiency is improved.

As shown in fig. 3 to 4, in the above-mentioned solution, the coupling head 223 is fixed on the bottom surface of the mounting seat 23, and the output end of the driving member 222 passes through the coupling head 223 and is coupled to the brush 221. In order to clean the brush 221 after operation, a plurality of air blowing holes 225 are formed in the bottom surface of the connection head 223 facing the brush 221. Be provided with the air inlet joint in the side of connector 223, seted up the gas circuit in connector 223, and then realize with a plurality of gas hole 225 and air inlet joint intercommunication, blow towards brush 221 through gas hole 225, and then realize blowing the clearance to brush 221 after the work, realize that brush 221 keeps clean after the work, guarantee follow-up burr removal effect.

Carry out position detection in order to realize the burr to electric core shirt rim, the top that is located electric core is provided with detection assembly 30 that is used for detecting electric core shirt rim burr, detection assembly 30 sets up towards the top surface of electric core, wherein detection assembly 30 can be CCD camera visual detection, confirm length and the position of electric core shirt rim burr through visual detection, and then drive assembly 40 accurately controls grinding assembly 20 and polishes electric core shirt rim burr, it polishes with abrasive paper or brush to compare in the manual work in the past, realize the high accuracy through drive assembly 40 and CCD camera visual detection cooperation, the burr is got rid of to the high efficiency, it is effectual to polish.

It should be noted that, when being provided with a plurality of centre gripping subassemblies 10 centre gripping electric core, all set up detection component 30 corresponding to every centre gripping subassembly 10, through dispose CD camera visual detection above every electric core, realize detecting and measuring the shirt rim burr of every electric core, and then drive assembly 40 drive grinding assembly 20 polishes every electric core shirt rim burr, thereby realize the size of control burr accurately, improve the burr precision of polishing, ensure the quality of the follow-up production of electric core, improve the efficiency of burring simultaneously greatly.

In order to improve the detection accuracy of the detection assembly 30 in the above scheme, a backlight assembly 50 is further disposed on the other side of the battery cell opposite to the detection assembly 30. Provide the light source for detecting element 30 through backlight unit 50, and then the length and the position of electric core shirt rim burr can accurate measurement to the CCD camera when detecting to follow-up can accurately control grinding assembly 20 and polish electric core shirt rim burr, guarantee the precision of polishing.

Further, in the above solution, the backlight assembly 50 includes a support base 52 and a backlight plate 51 disposed on the support base 52. The distance between the backlight plate 51 and the battery cell can be changed by adjusting the height of the support seat 52, so that the backlight plate 51 can be adjusted to the most suitable position, and the battery cell can be detected by the detection assembly 30.

Dust and impurities are generated in the process of polishing the battery cell skirt by the brush assembly 22, and for this purpose, dust removing assemblies 53 are arranged on two opposite sides of the backlight plate 51. The height of the dust removal assembly 53 and the battery cell is at the same horizontal position, the dust removal assembly 53 is arranged towards the battery cell, and dust is removed through the dust removal assembly 53 when the brush assembly 22 polishes the skirt edge of the battery cell. Wherein, dust removal component 53 can be the suction hood, connects the suction hood in dust collector, realizes the function of dust absorption through dust collector, further improves the burring effect.

In summary, in one or more embodiments of the present application, the cell is clamped and fixed by the clamping assembly through the clamping assembly, the polishing assembly and the driving assembly for driving the polishing assembly to move along the skirt edge of the cell, and the burr on the skirt edge of the cell is polished by the polishing assembly, so as to ensure that the burr on the skirt edge of the cell is within a qualified range, the present application further includes a detection assembly disposed toward the cell and used for detecting the burr on the skirt edge of the cell, the detection assembly measures and positions the burr on the skirt edge of the cell on the clamping assembly, and the driving assembly drives the polishing assembly to polish the burr on the skirt edge, which not only can improve the precision of polishing the burr, ensure the production quality of the subsequent cell, but also can realize high efficiency, improve the production efficiency of abrasive paper, and compare with the production mode of manually polishing the burr with a brush or a brush, the purpose of high polishing precision and high efficiency can be realized through the cooperation of the polishing component and the detection component, and the burr removing effect is good.

The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.

Claims (10)

1. The utility model provides a lithium cell electricity core shirt rim burring device which characterized in that: the device comprises a clamping assembly (10) for clamping the battery cell, at least one group of grinding assemblies (20) and a driving assembly (40) for driving the grinding assemblies (20) to move along the skirt edge of the battery cell; the battery cell detection device is characterized by further comprising a detection assembly (30) which is arranged towards the battery cell and used for detecting burrs at the skirt edge of the battery cell.

2. The lithium battery cell skirt deburring device of claim 1, characterized in that: and a backlight assembly (50) is also arranged on the other side of the battery core relative to the detection assembly (30).

3. The lithium battery cell skirt deburring device of claim 2, characterized in that: the backlight assembly (50) comprises a support base (52) and a backlight plate (51) arranged on the support base (52).

4. The lithium battery cell skirt deburring device of claim 1, characterized in that: the polishing assembly (20) comprises a connecting plate (21), a plurality of mounting seats (23) arranged on the connecting plate (21) and brush assemblies (22) arranged on the mounting seats (23).

5. The lithium battery cell skirt deburring device of claim 4, characterized in that: the brush assembly (22) comprises a connector (223) and a driving piece (222) which are arranged on the mounting seat (23), and a brush (221) which is detachably mounted at the output end of the driving piece (222), wherein the driving piece (222) is used for driving the brush (221) to rotate.

6. The lithium battery cell skirt deburring device of claim 5, characterized in that: the connector (223) is towards the terminal surface of brush (221) is seted up a plurality of gas blow hole (225).

7. The lithium battery cell skirt deburring device of claim 3, characterized in that: dust removal assemblies (53) are arranged on two opposite sides of the backlight plate (51).

8. The lithium battery cell skirt deburring device of claim 1, which is characterized in that: the clamping assembly (10) comprises a bearing plate (12) used for bearing the battery cell, a pressing plate (11) moving towards the bearing plate (12), and a sliding plate (13) driving the pressing plate (11) to compress the battery cell.

9. The lithium battery cell skirt deburring device of claim 8, characterized in that: the sliding plate is characterized by further comprising a fixing plate (14), wherein a sliding rail (16) for the sliding plate (13) to slide is arranged on the fixing plate (14).

10. The lithium battery cell skirt deburring device of claim 9, characterized in that: and a switch handle (17) for driving the sliding plate (13) to enable the pressing plate (11) to release the battery core is further arranged on the fixing plate (14).

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