CN216298299U

CN216298299U - Detection mechanism and cutting detection equipment

Info

Publication number: CN216298299U
Application number: CN202121776997.1U
Authority: CN
Inventors: 谢小雄; 万德润; 黄忠华; 张轩; 高云峰
Original assignee: Han s Laser Technology Industry Group Co Ltd
Current assignee: Han s Laser Technology Industry Group Co Ltd
Priority date: 2021-07-19
Filing date: 2021-07-30
Publication date: 2022-04-15
Anticipated expiration: 2031-07-30
Also published as: CN215725705U; CN215704235U

Abstract

The utility model discloses a detection mechanism and cutting detection equipment, wherein the detection mechanism comprises a camera mounting frame, a first detection camera, a second detection camera, a mobile detection platform and a turnover component, the detection mechanism can convey a battery cell through the mobile detection platform, convey the battery cell to the photographing positions of the first detection camera and the second detection camera respectively for photographing detection, and can also turn over the battery cell through the turnover component, so that the first detection camera and the second detection camera can photograph different surfaces of the battery cell for detection, and the accuracy of the alignment degree detection of an isolation film of the battery cell is improved.

Description

Detection mechanism and cutting detection equipment

Technical Field

The utility model relates to the technical field of battery cell detection, in particular to a detection mechanism and cutting detection equipment.

Background

After the cell is attached with the isolating film, the redundant isolating film on the cell needs to be cut in a targeted manner. After the cutting is completed, due to a cutting error existing in the cutting process, the cell isolation film may not be aligned with the edge of the cell sufficiently, that is, the alignment degree of the cell isolation film does not meet the precision requirement, and therefore, it is necessary to detect the alignment degree of the isolation film of the cell. Generally, the alignment degree of the battery cell isolation film is judged whether to be within a preset error through visual shooting analysis. The existing detection equipment usually detects the battery cell from one direction only, and isolating films are attached to the front surface and the back surface of the battery cell, so that if visual detection is carried out from one surface of the battery cell only, the condition that the detection is not accurate and comprehensive exists, and the yield of the follow-up battery when leaving a factory is influenced.

SUMMERY OF THE UTILITY MODEL

In view of the defects of the prior art, the utility model provides the detection mechanism and the battery cell cutting detection equipment, which can detect the alignment degree of the isolation films on different surfaces of the battery cell and improve the accuracy of the detection result.

The embodiment adopts the following technical scheme:

a detection mechanism, comprising:

a camera mounting bracket;

the first detection camera is arranged on the camera mounting frame;

the second detection camera is arranged on the camera mounting frame;

the mobile detection platform is used for placing a battery cell to be detected and driving the battery cell to move to a photographing position of the first detection camera or the second detection camera; and

and the overturning assembly is used for overturning the battery cell to enable the first detection camera and the second detection camera to respectively carry out photographing detection on the alignment degrees of the isolation films on different surfaces of the battery cell.

Further, in the detection mechanism, the first detection camera and the second detection camera are disposed on the same side of the movement detection platform.

Further, in the detection mechanism, the flipping unit includes:

turning over the clamping jaw;

the overturning driving piece is used for driving the overturning clamping jaw to clamp/loosen the battery cell; and

the overturning driving module is used for driving the overturning clamping jaw to move and rotate;

the overturning clamping jaw is arranged at the driving end of the overturning driving piece, and the overturning driving piece is arranged at the driving end of the overturning driving module.

Further, among the detection mechanism, remove testing platform includes platform module and adsorption stage, the platform module is used for the drive the adsorption stage removes, be provided with on the adsorption stage and dodge the groove, the upset clamping jaw passes through dodge the groove clamp and get electric core.

Further, in the detection mechanism, a detection loading assembly is further included, and the detection loading assembly is used for carrying the battery cell to the mobile detection platform.

Further, in the detection mechanism, the detection loading assembly includes:

a feeding frame;

the feeding and picking assembly is used for picking up the battery cell;

the rotary driving element is used for driving the feeding picking assembly to rotate; and

the detection feeding driving module is used for driving the feeding pickup assembly to move;

the detection feeding driving module is arranged on the feeding frame, the rotary driving element is arranged at the driving end of the detection feeding driving module, and the feeding pickup assembly is arranged at the driving end of the rotary driving element.

Further, in the detection mechanism, a thickness detection assembly is further included, and the thickness detection assembly is used for detecting the thickness of the battery core.

Further, in the detection mechanism, the thickness detection unit includes:

a support frame;

the detection driving element is arranged on the supporting frame;

the bottom plate is arranged on the support frame and used for placing the battery cell;

the detection plate is arranged at the driving end of the detection driving element and is positioned above the bottom plate; and

the displacement sensor is arranged on the supporting frame, and a probe of the displacement sensor is arranged on the detection plate and faces the battery cell;

the detection driving element is used for driving the detection plate to press the bottom plate, and the displacement sensor is used for respectively obtaining displacement data of the probe when the electric core is on or not on the bottom plate when the detection plate presses the bottom plate.

Further, in the detection mechanism, a third detection camera is further included, the third detection camera is arranged on the camera mounting frame, the third detection camera is used for carrying out photographing detection on the pole lug alignment degree of the battery cell, and the mobile detection platform is further used for driving the battery cell to move to the photographing position of the third detection camera.

The utility model provides a cutting check out test set, includes as above arbitrary one the detection mechanism, cutting check out test set still includes cutting mechanism and hot pressing mechanism, detection mechanism hot pressing mechanism with detection mechanism sets gradually along electric core circulation direction.

Compared with the prior art, the detection mechanism and the cutting detection equipment provided by the utility model have the advantages that the detection mechanism can convey the battery cell through the mobile detection platform, convey the battery cell to the photographing positions of the first detection camera and the second detection camera respectively for detection, and can also turn over the battery cell through the turning assembly, so that the first detection camera and the second detection camera can photograph and detect different surfaces of the battery cell, and the detection accuracy is improved.

Drawings

Fig. 1 is a schematic overall structural diagram of a specific embodiment of the cutting detection apparatus provided in the present invention.

Fig. 2 is a schematic view of an internal structure of the cutting inspection apparatus shown in fig. 1.

Fig. 3 is a schematic structural diagram of the feeding assembly in fig. 2.

Fig. 4 is a schematic structural diagram of the positioning assembly in fig. 2.

Fig. 5 is a schematic structural diagram of the fine positioning assembly in fig. 2.

Figure 6 is a schematic diagram of the robot assembly of figure 2.

Fig. 7 is a multi-station structural schematic diagram of the feeding mechanism and the cutting mechanism in fig. 2.

Fig. 8 is a schematic structural view of the cutting station in fig. 7.

Fig. 9 is a schematic structural view of the jig assembly in fig. 8.

Fig. 10 is a schematic structural view of the pressing assembly in fig. 8.

Fig. 11 is a schematic structural view of the clamping assembly in fig. 8.

Fig. 12 is a schematic structural diagram of the laser cutting assembly in fig. 2.

Fig. 13 is a schematic structural view of the corner cutting assembly of fig. 8.

Fig. 14 is a schematic view of the structure of the magazine assembly of fig. 2.

Fig. 15 is a schematic structural view of the hot press charging assembly in fig. 2.

Fig. 16 is a schematic structural view of the hot press assembly of fig. 2.

Fig. 17 is a schematic structural diagram of the feeding detection assembly and the optical detection assembly in fig. 2.

Fig. 18 is a schematic structural diagram of the feeding detection assembly in fig. 2.

Fig. 19 is a schematic structural diagram of the optical detection assembly of fig. 2.

Fig. 20 is a schematic structural diagram of the mobile testing platform in fig. 17.

Fig. 21 is a schematic structural view of the thickness detection assembly in fig. 2.

Fig. 22 is an enlarged schematic view at a in fig. 17.

Wherein, 100, the base; 200. a protective cover; 300. an operation table; 400. a purification and cleaning unit; 10. a feeding mechanism; 11. a feeding conveyor belt; 12. a feeding assembly; 121. a feeding driving module; 122. a suction cup holder; 123. a code scanning gun; 13. a positioning assembly; 131. positioning a camera; 132. a camera light source; 14. a precise positioning assembly; 141. positioning a groove; 142. accurately positioning the camera; 143. accurately positioning the light source; 144. positioning an inductive sensor; 15. a manipulator assembly; 151. a feeding manipulator; 152. a feeding pick-up assembly; 16. a feeding station;

20. a cutting mechanism; 21. a jig component; 211. a mounting seat; 2111. a waste chute; 212. a jig; 2121. an adsorption hole; 213. a waste brush; 214. cutting the inductive sensor; 22. a laser cutting assembly; 221. cutting the driving module; 222. a laser cutting head; 223. a laser; 224. an optical path system; 23. a material clamping component; 231. a material clamping driving module; 232. a material clamping driving member; 233. a clamping jaw; 24. a material pressing component; 241. a material pressing driving module; 242. a material pressing plate; 25. a corner cutting assembly; 251. a corner cutting driving module; 252. a corner cutting driving member; 253. cutting claws; 2531. a first movable member; 2532. a second movable member; 254. a cutter; 26. a cutting station; 27. a material storage assembly; 271. a material storage table; 272. a storage sensor; 273. a full material sensor;

30. a hot-pressing mechanism; 31. hot pressing feeding components; 311. hot pressing the adsorption plate; 312. a hot pressing feeding driving module; 32. a hot press; 321. a mounting frame; 322. an upper pressure plate; 323. a lower pressing plate; 324. heating a tube; 325. a hot pressing driving element; 326. a temperature control box; 327. a buffer; 328. a hot-pressing inductor;

40. a detection mechanism; 41. detecting a feeding assembly; 411. a feeding frame; 412. detecting a feeding driving module; 413. a rotary drive element; 414. a feeding pick-up assembly; 42. an optical detection assembly; 421. a camera mounting bracket; 422. a first detection camera; 423. a second detection camera; 424. a third detection camera; 425. moving the detection platform; 4251. an adsorption stage; 4252. a platform module; 4253. an avoidance groove; 426. a turnover assembly; 4261. a turnover driving module; 4262. turning over the driving piece; 4263. turning over the clamping jaw; 43. a thickness detection assembly; 431. a support frame; 432. a base plate; 433. detecting a plate; 434. detecting the driving element; 435. a displacement sensor; 436. counterweight weights; 437. a pulley block;

50. a blanking mechanism; 51. a blanking conveyor belt; 52. and caching the conveyor belt.

Detailed Description

In order to make the objects, technical solutions and effects of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model, which is not further described, and that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "bottom", "inner", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and fig. 2, the present embodiment discloses a cutting detection apparatus, which includes a base 100, wherein the base 100 is provided with a feeding mechanism 10, a cutting mechanism 20, a hot-pressing mechanism 30, a detection mechanism 40, and a blanking mechanism 50, and the feeding mechanism 10, the cutting mechanism 20, the hot-pressing mechanism 30, the detection mechanism 40, and the blanking mechanism 50 are sequentially disposed on the base 100 along a cell flowing direction.

It should be noted that, in this embodiment, the surfaces of the to-be-processed battery core (specifically, the positive and negative electrode plates of the battery core) are covered with the isolation films, and the isolation films are used to isolate the positive and negative electrode plates, prevent the positive and negative electrodes in the battery from being short-circuited, allow ions to pass through, and have a function of maintaining the electrolyte. Therefore, the size of the isolation film is required to be larger than the size of the surface of the battery cell, that is, when the isolation film is attached to the battery cell, the edge of the isolation film is required to exceed the edge of the surface of the battery cell. And redundant isolating membranes on the surface of the battery cell need to be cut off in the subsequent processing process, and meanwhile, the quality of the processed battery cell needs to be detected, so that the quality of the battery cell is qualified.

Also, the cutting detection apparatus of the present invention is not limited to the disclosure of the present embodiment, and may include one or more of the feeding mechanism 10, the cutting mechanism 20, the hot-pressing mechanism 30, the detection mechanism 40, and the discharging mechanism 50. For example, in another embodiment, the cutting detection apparatus may include the cutting mechanism 20, the thermal compression mechanism 30, and the detection mechanism 40. Meanwhile, the applications of the feeding mechanism 10, the cutting mechanism 20, the hot-pressing mechanism 30, the detecting mechanism 40 and the blanking mechanism 50 are not limited to the cutting detecting device, and may be used alone or alone for other devices, or may be used in combination or combination for other devices. For example, in another embodiment, the cutting mechanism 20, the thermal compression mechanism 30, and the detection mechanism 40 may be used together in other devices.

In the cutting detection device, the base 100 is used for bearing each component of the device, and various auxiliary devices such as a power supply and an industrial personal computer can be stored in the base 100. Meanwhile, the cutting inspection apparatus may further include external components such as a protective cover 200, an operation table 300, and a cleaning unit 400 on the base 100.

The protective cover 200 can be an aluminum profile protective cover with inlaid metal plates and acrylic materials, and can be sleeved outside the feeding mechanism 10, the cutting mechanism 20, the hot-pressing mechanism 30, the detecting mechanism 40 and the discharging mechanism 50 to achieve a protective effect. The operation panel 300 may be disposed at a side of the protection hood 200, so that an operator can operate the equipment through the operation panel 300. The cleaning unit 400 may be disposed at the top of the protection cover 200 and communicated with the inside of the protection cover 200 to clean the fume, dust, etc. generated during the process.

Inside the protective cover 200, the feeding mechanism 10 is configured to feed the battery cells to be processed, so that the battery cells are conveyed to the cutting mechanism 20; the cutting mechanism 20 is used for processing the battery cell and cutting off redundant isolating films on the battery cell; the cut battery core is sent to a hot-pressing mechanism 30, and the hot-pressing mechanism 30 is used for hot-pressing the battery core, namely high-temperature pressing, so that the isolation film is attached to the battery core; the detection mechanism 40 is used for receiving the electric core after the hot pressing is finished and detecting the quality of the electric core; and finally, discharging the qualified battery cell through a discharging mechanism 50. The above-mentioned cell flowing direction, that is, the direction in which the cell passes through the feeding mechanism 10, the cutting mechanism 20, the hot pressing mechanism 30, the detecting mechanism 40, and the discharging mechanism 50 in sequence, a designer can correspondingly design the positions of the mechanisms according to the principle of equipment compactness, which is not limited in this respect.

In a particular embodiment, the loading mechanism 10 may include a loading conveyor belt 11 and a loading assembly 12. The feeding conveyor belt 11 is used for sequentially conveying the electric cores to be processed to the lower side of the feeding assembly 12, so that the feeding assembly 12 can grab or absorb the electric cores conveniently, the arrangement mode can adopt a conventional belt conveying mode, and details are not repeated herein.

Referring to fig. 3, the feeding assembly 12 includes a feeding driving module 121 and a suction cup holder 122, and the suction cup holder 122 is disposed at a driving end of the feeding driving module 121. The feeding driving module 121 includes an X-axis module, a Y-axis module, and a Z-axis module (in this embodiment, the conveying direction of the feeding conveyor belt 11 in fig. 2 is defined as the X-axis direction), so that the feeding driving module 121 can drive the suction tray frame 122 to move along the X, Y, Z axes. The bottom of sucking disc frame 122 is provided with the sucking disc, and the quantity of sucking disc can set up to a plurality ofly, and electric core is held steadily to a plurality of sucking discs of accessible.

Meanwhile, the feeding assembly 12 may further include a code scanning gun 123, the code scanning gun 123 is also disposed at the driving end of the feeding driving module 121, and the code scanning gun 123 may be disposed above the suction cup holder 122. Sweep yard rifle 123 and include scanning lens, and can set up the two-dimensional code of record electric core information on the electric core, the accessible is swept a yard camera lens and is scanned the two-dimensional code on the electric core to confirm electric core information, subsequent digital quality management of being convenient for.

Further, the feeding mechanism 10 further includes a positioning assembly 13, where the positioning assembly 13 is disposed above the feeding conveyor belt 11, and is configured to determine a position of the cell before the feeding assembly 12 sucks the cell for feeding. Referring to fig. 4, the positioning assembly 13 may include a camera 131 and a light source 132, the camera 131 and the light source 132 may be fixed on the protective cover 200, and the number of the light sources 132 may be set as a pair, so as to provide a correlation light source during shooting, so that the camera 131 can clearly shoot the battery cell. After the camera 131 shoots the outline of the battery cell, the control unit calculates the center position of the battery cell and sends the position information to the feeding assembly 12, so as to ensure that the feeding assembly 12 accurately sucks the battery cell.

Furthermore, the feeding mechanism 10 further includes a precise positioning assembly 14, and the precise positioning assembly 14 is used for precisely positioning the battery core sucked by the feeding assembly 12 for subsequent accurate cutting. Referring to fig. 5, the precise positioning assembly 14 includes a positioning groove 141, a precise positioning camera 142 and a precise positioning light source 143, wherein the precise positioning camera 142 is located below the positioning groove 141 and aligned with the bottom of the positioning groove 141; the bottom of the positioning groove 141 is made of transparent material, such as glass; a precisely positioned light source 143 is disposed on the positioning groove 141 for providing a light source. When the battery cell is accurately positioned, the battery cell on the feeding conveyor belt 11 is firstly sucked into the positioning groove 141 through the feeding assembly 12, then the accurate positioning camera 142 shoots the outline edge of the battery cell through the transparent glass, the control unit calculates two focus points of the outline line of the battery cell, and the position of the battery cell is accurately positioned.

Moreover, the accurate positioning assembly 14 may further include a positioning sensor 144, the positioning sensor 144 is disposed on the positioning groove 141, and the positioning sensor 144 may determine whether a battery cell is placed in the positioning groove 141, and when it is sensed that the battery cell enters the positioning groove 141, the accurate positioning camera 142 is controlled to photograph and position the battery cell.

In order to deliver the precisely positioned electric core to the cutting mechanism 20, the feeding assembly 12 may further include a manipulator assembly 15, referring to fig. 6, the manipulator assembly 15 includes a feeding manipulator 151 and a feeding picking assembly 152, the feeding manipulator 151 is disposed beside the precise positioning assembly 14, the feeding picking assembly 152 is disposed at a driving end of the feeding manipulator 151, and the feeding picking assembly 152 is connected to a vacuum generator, so as to suck the electric core through negative pressure. After the accurate positioning of the battery cell is completed, the feeding manipulator 151 drives the feeding pick-up assembly 152 to suck the battery cell, and sends the battery cell into the cutting mechanism 20 for cutting.

In addition, referring to fig. 7, in order to improve the loading efficiency, a plurality of loading stations 16 may be disposed in the loading mechanism 10, and each loading station 16 includes a corresponding loading assembly 12, a positioning assembly 13, a loading precision positioning assembly 14, and a manipulator assembly 15. In this embodiment, the number of the loading stations 16 is two, and the two loading stations 16 may be symmetrically arranged on both sides of the base 100 along the conveying direction of the loading conveyor 11.

Referring to fig. 2 and 8, in an embodiment, the cutting mechanism 20 includes a jig assembly 21, a laser cutting assembly 22, a clamping assembly 23, and a pressing assembly 24. The jig assembly 21 is used for placing and fixing the battery cell; the laser cutting assembly 22 is arranged above the jig assembly 21 and is used for cutting off redundant isolating films on the battery cell; the clamping assembly 23 is arranged on one side of the jig assembly 21 and used for clamping an isolating membrane on the battery core; the pressing assembly 24 is arranged on the other side of the jig assembly 21 and is used for clamping the battery cell. And, the cutting mechanism 20 may further include an angle cutting assembly 25, where the angle cutting assembly 25 is disposed at a side of the jig assembly 21, and is configured to cut off an excess isolation film at a corner of the battery cell.

Referring to fig. 9, the jig assembly 21 may include a mounting base 211 and a jig 212. A waste trough 2111 is formed in the middle of the mounting seat 211, and the waste trough 2111 is used for collecting waste formed after cutting; the jig 212 is disposed on the mounting seat 211 and located at the notch edge of the waste groove 2111, and the jig 212 is provided with an absorption hole 2121, the absorption hole 2121 can be communicated with a vacuum generator, and the battery cell is absorbed on the jig 212 by vacuum suction. Meanwhile, the jig assembly 21 may further include a waste brush 213, and the waste brush 213 is disposed on the mounting seat 211 and is used for brushing the waste cut by the corner cutting assembly 25.

And, the jig assembly 21 may further include a cutting induction sensor 214, where the cutting induction sensor 214 is disposed on the mounting seat 211, and is used for determining whether there is a battery cell placed on the jig 212. When the cutting sensing sensor 214 senses that the battery core exists on the jig 212, the angle cutting assembly 25 and the laser cutting assembly 22 start to cut the isolation film on the battery core.

Referring to fig. 10, the pressing assembly 24 may include a pressing driving module 241 and a pressing plate 242, the pressing plate 242 is disposed at the driving end of the pressing driving module 241, so that the pressing driving module 241 can drive the pressing plate 242 to press the battery cell downward, so that the battery cell is pressed on the fixture 212, and the positions of the battery cell isolation film and the battery cell are prevented from being changed during the cutting process, which may affect the cutting effect. The pressing driving module 241 specifically comprises a straight line module, a downward air cylinder and a forward extending air cylinder, the downward air cylinder is arranged at the driving end of the straight line module, the forward extending air cylinder is arranged at the driving end of the downward air cylinder, and the pressing plate 242 is arranged at the driving end of the forward extending air cylinder.

In the pressing process, the forward extending cylinder and the linear module realize the displacement of the pressure plate 242 along the horizontal direction, and the downward pressing of the pressure plate 242 is realized by the downward pressing cylinder. Of course, the pressing driving module 241 may also use other manners to achieve the pressing of the pressing plate 242, for example, use other driving elements to replace the linear module and the cylinder, which is not limited in this disclosure.

Referring to fig. 11, the clamping assembly 23 may include a clamping driving module 231, a clamping driving member 232, and a clamping jaw 233, wherein the clamping jaw 233 is disposed at a driving end of the clamping driving module 232, and the clamping driving member 232 is disposed at a driving end of the clamping driving module 231. The clamping driving module 231 can drive the clamping jaws 233 to move horizontally, and the clamping driving member 232 can drive the clamping jaws 233 to loosen or clamp.

In the clamping process, the clamping jaw 233 is firstly loosened, the clamping driving module 231 drives the clamping jaw 233 to move, so that the battery cell isolation film enters the middle of the clamping jaw 233, and then the clamping driving piece 232 can drive the clamping jaw 233 to clamp the battery cell isolation film, thereby preventing the battery cell isolation film from influencing the cutting effect due to swinging in the cutting process. The clamping driving module 231 may be a linear module, and the clamping driving member 232 may be an air cylinder, or other driving methods may be adopted to clamp and release the clamping jaws 233, which is not limited in the present invention.

Referring to fig. 12, the laser cutting assembly 22 may include a cutting driving module 221 and a laser cutting head 222, wherein the laser cutting head 222 is disposed at a driving end of the cutting driving module 221. The laser cutting head 222 is a laser cutting head 222, and can emit laser to cut the isolation film on the battery core. Also, the laser cutting assembly 22 includes a laser 223 and an optical system 224, wherein the laser 223 generates laser light and then transmits the laser light to the laser cutting head 222 through the optical system 224. Cutting drive module 221 includes the ascending sharp module of X axle module, Y axle module and the three orientation of Z axle module for cutting drive assembly can drive laser cutting head 222 and move along X, Y, Z axle three orientations, and carry out relative motion according to the figure of drawing in advance and electric core, accurately amputate unnecessary barrier film on the electric core. Meanwhile, the laser cutting also has the advantage of adapting to special-shaped battery cores with different sizes and shapes, and effectively reduces the cutting cost.

Because the special-shaped battery core may have a corner with a smaller size, if laser cutting is adopted at this time, the requirement on the precision is higher, and the cost is increased. Therefore, redundant isolating films at the corners of the battery cell can be cut through the corner cutting assembly 25, and the cutting precision is improved. In a specific embodiment, referring to fig. 13, the corner cutting assembly 25 may include a corner cutting driving module 251, a corner cutting driving element 252, a cutting claw 253 and a cutting knife 254, wherein the corner cutting driving element 252 is disposed at a driving end of the corner cutting driving module 251, the cutting claw 253 is disposed at a driving end of the corner cutting driving element 252, and the cutting knife 254 is disposed at a cutting end of the cutting claw 253.

Wherein, the pawl 253 includes a first moving member 2531 and a second moving member 2532, and the first moving member 2531 and the second moving member 2532 are movably connected to each other. The angular cutting driving element 252 can drive the first movable element 2531 and the second movable element 2532 to rotate or translate relatively, so that the first movable element 2531 and the second movable element 2532 are separated from or contacted with each other. For example, the angular cutting driving element 252 may be an air cylinder, a push block may be disposed at an end of a piston rod of the air cylinder, and two sliding grooves disposed obliquely to each other are formed in the push block, so that the first moving member 2531 and the second moving member 2532 can slide in the two sliding grooves respectively, and the first moving member 2531 and the second moving member 2532 are limited to move only in a vertical direction. When the piston rod of the cylinder is pushed forwards and moved backwards, the first movable piece 2531 and the second movable piece 2532 are pushed by the push block, so that the first movable piece 2531 and the second movable piece 2532 are attached or separated in the vertical direction. Of course, other ways may be used to achieve the movable contact between the first movable member 2531 and the second movable member 2532, for example, the first movable member 2531 is fixed, and the second movable member 2532 is pushed by the cylinder to move, so as to achieve the movable connection between the first movable member 2531 and the second movable member 2532, and the like, which is not limited in the disclosure.

The movable contact portion of the first movable member 2531 and the second movable member 2532 is defined as a cutting end, the cutting knife 254 can be disposed on the cutting end of the first movable member 2531 or the second movable member 2532, and preferably, the number of the cutting knives 254 is set as a pair and disposed on the cutting end of the first movable member 2531 and the cutting end of the second movable member 2532 respectively. In this embodiment, the angular cutting driving element 252 is used to drive the first moving element 2531 and the second moving element 2532 to rotate relatively, so that the two cutting blades 254 are attached to each other, thereby cutting off the isolation film; the angle cutting driving module 251 can drive the angle cutting driving member 252 and the cutting claw 253 to move along the horizontal direction, so that the cutting claw 253 cuts the isolating film on the battery core through the cutter 254.

In addition, in the corner cutting process, the cutting claw 253 and the cutting knife 254 penetrate through the waste brush 213 to cut the battery cell, and after the cutting knife 254 finishes cutting the isolation film, the corner cutting driving module 251 can drive the cutting claw 253 to move towards the outer side of the jig assembly 21, so that the waste possibly remaining on the cutting knife 254 or the cutting claw 253 is brushed down by the waste brush 213, and the influence of the remaining waste on the next cutting effect is avoided.

Therefore, the cutting mechanism 20 in this embodiment can fix the electric core to be cut through the jig assembly 21, then compress the isolating membrane on the electric core through the material pressing assembly 24, ensure the laminating between the isolating membrane and the electric core, and clamp the isolating membrane outside the electric core through the material clamping assembly 23, prevent it from swinging in the cutting process, and influence the cutting effect. Then, the cutting mechanism 20 performs laser cutting on the battery cell through the laser cutting assembly 22, so that the cutting shape can be enriched and varied to adapt to different types of special-shaped battery cells. Meanwhile, the angle cutting assembly 25 can assist the laser cutting assembly 22 in cutting small-size corners, and the cutting precision is further improved.

In addition, referring to fig. 7, a plurality of cutting stations 26 may be disposed in the cutting mechanism 20, and the plurality of cutting stations 26 work simultaneously, so as to improve the efficiency of cutting the battery cells. In this embodiment, the number of the cutting stations 26 may be four, each cutting station 26 includes a jig assembly 21, a material clamping assembly 23, a material pressing assembly 24, and an angle cutting assembly 25, and each two cutting stations 26 share one laser cutting assembly 22. The four cutting stations 26 may be arranged in a rectangular array between two loading stations, with each loading station corresponding to two cutting stations 26 adjacent thereto. The arrangement mode in this embodiment can improve cutting efficiency to effectively utilize equipment space, make it accord with the design principle of compactification.

Further, referring to fig. 2, the cutting mechanism 20 further includes a magazine assembly 27, the magazine assembly 27 is disposed at the discharge end of the cutting mechanism 20, and the cut battery cells can be taken out from the jig assembly 21 and sent to the magazine assembly 27 by the manipulator assembly 15, and stored by the magazine assembly 27.

Specifically, referring to fig. 14, the storage assembly 27 may include a storage platform 271, a storage sensor 272 and a full sensor 273, the storage sensor 272 is disposed on the storage platform 271 and is used for sensing whether a cell is stored on the storage platform 271, the full sensor 273 is also disposed on the storage platform 271 and is used for sensing whether a cell is fully stacked on the storage platform 271, and when the full sensor 273 senses that a cell is fully stacked on the storage platform 271, the full sensor 273 sends a corresponding signal to a control unit of the apparatus, and the control unit controls the feeding mechanism 10 and the cutting mechanism 20 to pause.

In addition, the magazine 27 can also be provided in a plurality to correspond to different cutting stations 26. In this embodiment, please refer to fig. 7, the number of the magazine assemblies 27 is two, the two magazine assemblies 27 are arranged in the same manner as the two feeding stations, and are also respectively located at two sides of the base 100, and each magazine assembly 27 corresponds to two cutting stations 26 at the corresponding side, and the battery cell cut in the two cutting stations 26 can be taken out by the manipulator assembly 15 and sent to the magazine assembly 27 for storage; alternatively, the step of storing may be skipped, and the cut battery core may be directly sent to the hot-pressing mechanism 30.

Referring to fig. 2, the hot pressing mechanism 30 includes a hot press 32, and the hot press 32 is used for performing high-temperature pressing on the cut battery cell, so that not only can the isolation film on the battery cell be attached to the battery cell, but also burrs generated in the isolation film cutting process can be eliminated, and the yield of the product is improved. Meanwhile, the hot pressing mechanism further comprises a hot pressing feeding assembly 31, the hot pressing feeding assembly 31 is used for feeding the hot pressing machine 32, specifically, the hot pressing feeding assembly 31 sucks or grabs the battery cell in the storage assembly 27, and sends the battery cell into the hot pressing machine 32.

In a specific embodiment, please refer to fig. 15, the hot-pressing feeding assembly 31 includes a hot-pressing adsorption plate 311 and a hot-pressing feeding driving module 312, the hot-pressing adsorption plate 311 is disposed at a driving end of the hot-pressing feeding driving module 312, and a hot-pressing adsorption hole is disposed on the hot-pressing adsorption plate 311, and the hot-pressing adsorption hole is communicated with a vacuum generator, so as to adsorb the battery cell through negative pressure; and the quantity of hot pressing adsorption hole can set up to a plurality ofly to adsorb more steadily to electric core. The hot pressing loading driving module 312 includes linear modules in three directions of the X-axis module, the Y-axis module and the Z-axis module, and can drive the hot pressing adsorption plate 311 to move along three directions of the X, Y, Z axis, so as to accurately send the battery cell into the hot press 32.

Referring to fig. 16, the hot press 32 includes a mounting frame 321, an upper press plate 322, a lower press plate 323, a heating pipe 324, and a hot press driving element 325, wherein the hot press driving element 325 is disposed on the mounting frame 321, the upper press plate 322 is disposed at a driving end of the hot press driving element 325, the lower press plate 323 is disposed on the mounting frame 321, and the lower press plate 323 is located below the upper press plate 322. The upper press plate 322 is movable in a vertical direction (i.e., a direction in which the upper press plate 322 faces the lower press plate 323) to approach/separate from the lower press plate 323 by the driving of the hot press driving element 325. When the battery cell is placed on the lower pressing plate 323, the upper and lower surfaces (i.e. the front and back surfaces of the battery cell) of the battery cell can be pressed together by the upper pressing plate 322 and the lower pressing plate 323.

A heating pipe 324 may be disposed in the upper press plate 322 and/or the lower press plate 323, and is heated during the press-fitting process, so that the cell is press-fitted at a high temperature. In a preferred embodiment, the heating pipes 324 are arranged in two groups, each group includes a plurality of heating pipes 324, and the two groups of heating pipes 324 are respectively arranged in the upper pressing plate 322 and the lower pressing plate 323, and each group of heating pipes 324 is uniformly arranged, so that the upper and lower surfaces of the cell are uniformly heated, and a good hot-pressing effect is achieved.

The press also includes a temperature control box 326, and the temperature control box 326 is disposed on the mounting bracket 321 and electrically connected to the heating tube 324. The heating temperature of the heating pipe 324 of the heating pipe can be adjusted through the temperature control box 326, and the adaptability of the hot press 32 is improved, so that the cells of different types and materials can be hot-pressed.

Also, the press 32 may further include a buffer 327, and the buffer 327 is disposed on the mounting frame 321 and between the press driving element 325 and the upper press plate 322. The buffer 327 is used to buffer the pressure applied to the thermo-compression driving element 325, so as to prevent the thermo-compression driving element 325 from being damaged due to excessive pressure. The buffer 327 may be a hydraulic buffer, a pneumatic buffer, or other buffer elements, and the thermo-compression driving element 325 may be a pneumatic cylinder, a hydraulic cylinder, or a motor. Meanwhile, a hot-pressing sensor 328 can be further arranged on the mounting frame 321, the hot-pressing sensor 328 senses whether the battery cell exists on the lower pressing plate 323, and when the battery cell is sensed to exist, the hot press 32 starts to work and hot-presses the battery cell and the isolating membrane.

Therefore, in the specific operation process of the hot pressing mechanism 30, the hot pressing feeding assembly 31 feeds the battery cell onto the lower pressing plate 323, and then the hot pressing driving element 325 drives the upper pressing plate 322 to move toward the lower pressing plate 323, so that two sides of the battery cell are respectively pressed by the upper pressing plate 322 and the lower pressing plate 323. Meanwhile, the temperature control box 326 can control the temperature of the heating tube 324 to heat at a set temperature, thereby ensuring a good hot-pressing effect.

In addition, because the hot pressing process is long in time consumption, in order to reduce the waiting time of the production line, a plurality of hot presses 32 can be arranged in the hot pressing mechanism 30, the hot pressing work is continuously carried out by the plurality of hot presses 32, the hot pressing efficiency is improved, and meanwhile, one hot pressing feeding assembly 31 carries out feeding corresponding to the plurality of hot presses 32. In this embodiment, please refer to fig. 2, two rows of hot presses 32 and two groups of hot pressing assemblies 31 are disposed on the base 100, such that one group of hot pressing assemblies 31 corresponds to one row of hot presses 32, and one group of hot pressing assemblies 31 further corresponds to one group of storage assemblies 27, such that the front and rear stations sequentially correspond to each other, and the work flow can be performed sequentially. Moreover, the number of each heat extraction press 32 in this embodiment is set to 3, and 3 groups of battery cells can be sequentially hot-pressed, so that the hot-pressing efficiency is effectively improved.

After the hot pressing is finished, the quality of the battery cell can be detected through the detection mechanism 40, unqualified products are removed in time, and the yield is improved. In a specific embodiment, referring to fig. 17, the detecting mechanism 40 includes an optical detecting assembly 42, and the optical detecting assembly 42 is used for detecting the alignment degree of the separator and the alignment degree of the tab of the battery cell. In this embodiment, the alignment degree of the isolation film of the battery cell refers to the alignment degree between the isolation film on the battery cell and the edge of the battery cell, and the alignment degree of the tab of the battery cell refers to the alignment degree between the positive tab and the negative tab of the battery cell.

Referring to fig. 19, optical inspection assembly 42 includes a camera mount 421, a first inspection camera 422, a second inspection camera 423, a mobile inspection platform 425 (shown in fig. 17), and a flip assembly 426. First inspection camera 422 and second inspection camera 423 may be disposed on the same side of mobile inspection platform 425. In the present embodiment, the mobile detection platform 425 is disposed on the base 100, the first detection camera 422 and the second detection camera 423 are disposed above the mobile detection platform 425, and the first detection camera 422 and the second detection camera 423 are disposed on the camera mounting frame 421 along the Y-axis direction. First detection camera 422 and second detection camera 423 can both directly shoot and detect electric core from the top, conveniently remove testing platform 425 and drive electric core and remove.

The first detection camera 422 and the second detection camera 423 are used for photographing and detecting the alignment degree of the isolation films on different surfaces of the battery cell. Specifically, the first detection camera 422 is configured to shoot each detection point on the front surface of the electrical core, and then determine whether the alignment degree of the isolation film at each detection point is within a preset error range by analyzing an image of each detection point. When the size of the battery cell is large, different detection points can be photographed and detected by the plurality of first detection cameras 422. In this embodiment, the number of the first detection cameras 422 may be three, each first detection camera 422 corresponds to one detection point on the battery cell, and whether the alignment degree of the isolation film at each detection point is qualified is sequentially determined. If the battery cell is qualified, the battery cell enters a next procedure; and if the battery cells are not qualified, recording the battery cells, and sending the battery cells into a defective box through the detection feeding assembly 41 or other carrying assemblies. Similarly, the second detection cameras 423 are configured to shoot detection points on the reverse side of the battery cell, and the number of the second detection cameras 423 may also be set to be multiple, and in this embodiment, the number is 3.

Further, in some embodiments, the optical detection assembly 42 further includes a third detection camera 424, the third detection camera 424 is also disposed on the camera mounting frame 421, and is configured to perform photographing detection on the pole ear alignment degree of the battery cell, and meanwhile, the movable detection platform 425 can also be moved to a photographing position of the third detection camera 424, so that the third detection camera 424 can photograph the battery cell. Moreover, in this embodiment, the number of the third detection cameras 424 may be set to two, which may respectively perform photographing detection on two tabs of the battery cell, and then respectively determine whether the alignment degree of the two tabs meets the requirement.

In this embodiment, the first detection camera 422, the second detection camera 423, and the third detection camera 424 may be sequentially disposed on the base 100 along the Y-axis direction, and the cell is sequentially detected at the detection positions of the first detection camera 422, the second detection camera 423, and the third detection camera 424 by moving the detection platform 425. Alternatively, the orientations of the first detection camera 422, the second detection camera 423, and the third detection camera 424 may be changed, for example, the first detection camera 422, the second detection camera 423, and the third detection camera 424 are not limited in this respect.

During detection, the battery cell is placed on the movable detection platform 425, and the movable detection platform 425 can be moved on the base 100 and moved to the photographing position of the first detection camera 422 or the second detection camera 423 according to photographing requirements.

Referring to fig. 20, the mobile detection platform 425 includes an adsorption stage 4251 and a platform module 4252, the platform module 4252 is disposed on the base 100, the adsorption stage 4251 is disposed on the platform module 4252, the platform module 4252 can drive the adsorption stage 4251 to move along the Y-axis direction, and meanwhile, the adsorption stage 4251 is provided with an adsorption hole communicated with a vacuum generator, so that the battery cell can be adsorbed on the adsorption stage 4251 by negative pressure.

Referring to fig. 17 and 22, the flipping assembly 426 includes a flipping driving module 4261, a flipping driving member 4262 and a flipping claw 4263, the flipping claw 4263 is disposed at a driving end of the flipping driving module 4262, the flipping driving member 4262 is disposed at a driving end of the flipping driving module 4261, an avoiding groove 4253 for facilitating the flipping claw 4263 to clamp the battery cell is disposed on the adsorption table 4251, and the flipping claw 4263 can clamp the battery cell from the avoiding groove 4253. During the upset, at first upset drive module 4261 drive upset clamping jaw 4263 is close electric core and presss from both sides tightly electric core, and rethread upset drive module 4261 lifting electric core, then through the upset of upset driving piece 4262 drive electric core, electric core is dropped to rethread upset drive module 4261, realizes electric core upset process.

The flipping drive module 4261 may include linear modules in three directions, i.e., an X-axis module, a Y-axis module, and a Z-axis module, so that the flipping clamp 4263 may move in three directions, i.e., XYZ. Simultaneously upset drive module 4261 still includes rotatory module, and rotatory module can set up on X axle module, Y axle module or Z axle module, and upset clamping jaw 4263 sets up on rotatory module, makes upset clamping jaw 4263 still can rotate to upset electricity core. The overturning driving part 4262 is used for driving the overturning clamping jaw to clamp/unclamp the battery cell, and a clamping air cylinder, a hydraulic cylinder and other driving elements can be selected.

In some embodiments, the detection mechanism 40 may be loaded manually. In other embodiments, the detecting mechanism 40 may further include a detecting and feeding assembly 41, where the detecting and feeding assembly 41 is configured to suck or grab the electric core after the hot pressing is completed, and send the electric core into the optical detecting assembly 42, so as to implement an automatic feeding process and improve the automation degree of the apparatus.

Referring to fig. 18, the detecting and feeding assembly 41 may include a feeding frame 411, a detecting and feeding driving module 412, a rotation driving element 413, and a feeding pickup assembly 414, where the detecting and feeding driving module 412 is disposed on the feeding frame 411, the rotation driving element 413 is disposed at a driving end of the detecting and feeding driving module 412, the feeding pickup assembly 414 is disposed at the driving end of the rotation driving element 413, and the feeding pickup assembly 414 may adopt a suction plate to vacuum-adsorb the electric core, or adopt a clamping jaw to clamp the electric core, and so on, so as to pick up the electric core.

The detecting and feeding driving module 412 includes a linear module in three directions of an X-axis module, a Y-axis module and a Z-axis module, and can drive the rotary driving element 413 and the detecting and feeding pick-up assembly 414 to move along three directions of X, Y, Z axes; the rotary driving element 413 can be a rotary air cylinder, which can drive the detecting and feeding picking assembly 414 to rotate around an air cylinder piston rod (as shown in fig. 17, the detecting and feeding picking assembly 414 rotates), and the rotary driving element 413 is used for facilitating the detecting and feeding driving module 412 to perform feeding and discharging from different sides; the detection loading picking assembly 414 is provided with an adsorption hole, the adsorption hole is communicated with a vacuum generator, and the electric core can be adsorbed by utilizing negative pressure.

The hot press feeding assembly 31, the hot press 32, the detection feeding assembly 41 and the optical detection assembly 42 may be sequentially arranged from one side to the other side (the feeding direction of the feeding conveyor belt 11) of the base 100. In specific implementation, the hot press loading assembly 31 loads materials from the outer side of the hot press 32, the detection loading assembly 41 can take materials from the inner side of the hot press 32, the detection loading pickup assembly 414 is rotated by the rotation driving element 413, and the battery cell is sent to the optical detection assembly 42 on the inner side for optical detection.

Furthermore, in order to improve the optical detection efficiency. The number of the detecting material loading assemblies 41 and the optical detecting assemblies 42 in the detecting mechanism 40 can be set to be plural, and one detecting material loading assembly 41 can correspond to a plurality of optical detecting assemblies 42. In this embodiment, please refer to fig. 2 and 18, two detection feeding assemblies 41 are provided, which can be respectively disposed on two sides of the same feeding frame 411 and respectively correspond to the two rows of hot presses 32. Please refer to fig. 2 and fig. 19, the optical detection assemblies 42 may also be arranged in two groups, the two groups of optical detection assemblies 42 are located between the two detection loading assemblies 41, and the detection cameras in the two optical assemblies are arranged on two sides of the same camera mounting rack 421, so as to reasonably and effectively utilize the space of the apparatus.

Further, the detecting mechanism 40 further includes a thickness detecting member 43. The detection feeding assembly 41 is further configured to suck the battery cell to be detected to the thickness detection assembly 43, and the thickness detection assembly 43 is configured to perform thickness detection on the battery cell. In the present embodiment, the detection flow of the thickness detection assembly 43 is set after the detection flow of the optical detection assembly 42, but in other embodiments, the detection flows of the thickness detection assembly 43 and the optical detection assembly 42 may be exchanged or performed simultaneously. The detection feeding assembly 41 can conveniently feed the thickness detection assembly 43 by lengthening the driving range of the detection feeding driving module 412; alternatively, another set of the feeding frame 411, the detection feeding driving module 412, the rotating driving element 413 and the feeding pick-up assembly 414 may be further provided, and the thickness detection assembly 43 is fed by the other set of the assemblies.

Referring to fig. 21, the thickness detecting assembly 43 may include a supporting frame 431, a base plate 432, a detecting plate 433, a detecting driving element 434, and a displacement sensor 435. The bottom plate 432 is arranged on the support frame 431, is positioned at the bottom of the support frame 431, and is used for placing a battery cell to be detected; the detection plate 433 is arranged above the bottom plate 432 and used for compressing the battery cell; a detection driving element 434 is provided on the supporting frame 431, and a detection plate 433 is provided at a driving end of the detection driving element 434; the displacement sensor 435 is also disposed on the supporting frame 431 and is used to detect the distance that the detecting plate 433 presses the bottom plate 432 to move when the cell is present and when the cell is absent, respectively, so as to derive the thickness of the cell.

Wherein, bottom plate 432 and pick-up plate 433 all can select for use the marble slab to be provided with counter weight 436 on the pick-up plate 433, can increase the weight of pick-up plate 433 through counter weight, and make electric core all with invariable weight pressurized at every turn, guarantee that the pressurized degree of electric core is unanimous at every turn, displacement sensor 435's testing result is more accurate. A pulley block 437 may be further provided on the supporting frame 431, and the detection driving element 434 may drive the detection plate 433 to move via the pulley block 437, so that the driving direction or driving torque of the detection driving element 434 may be changed.

The displacement sensor 435 may be a high-precision contact type displacement sensor, and a surface of the detection plate 433 for pressing the bottom plate 432 is defined as a detection surface, and a detection probe of the displacement sensor 435 is disposed on the detection plate 433 and exposes the detection surface of the detection plate 433. During the detection process, the displacement sensor 435 is required to detect whether no cell is placed on the bottom plate 432 or whether a cell is placed on the bottom plate 432. When the detection driving element 434 drives the detection plate 433 to press the bottom plate 432, the probe of the displacement sensor 435 can move along with the detection plate 433 and respectively contact the bottom plate 432 or the battery cell, and the thickness of the battery cell can be obtained by calculating the difference between the displacement data measured when the probe of the displacement sensor 435 directly contacts the bottom plate 432 and the displacement data measured when the probe of the displacement sensor 435 contacts the battery cell, so as to judge whether the thickness of the battery cell is qualified. If the battery cell is qualified, the battery cell enters a next procedure; and if the battery cells are not qualified, recording the battery cells, and sending the battery cells into a defective box through the detection feeding assembly 41 or other carrying assemblies.

In addition, in order to improve the detection efficiency, the number of the thickness detection assemblies 43 in the detection mechanism 40 may also be set to be plural, and one detection feeding assembly 41 may correspond to the plural thickness detection assemblies 43. In the present embodiment, please refer to fig. 2, the thickness detecting elements 43 are disposed in two rows, and disposed on two sides of the base 100 respectively. Each row is provided with two, and each row of thickness detection assemblies 43 corresponds to one detection loading assembly 41. Meanwhile, in this embodiment, the detection sequence of the thickness detection assembly 43 is after optical detection, so that the two rows of thickness detection assemblies 43 can be respectively arranged behind the two rows of hot pressing assemblies, the thickness detection efficiency of the battery cell is improved, and the equipment space can be reasonably utilized.

The blanking mechanism 50 includes a blanking conveyor belt 51, and when the cell detection is completed, the cell can be conveyed to the blanking conveyor belt 51 through the detection feeding assembly 41, and the cell is conveyed to a storage bin or a next station by the blanking conveyor belt 51. Of course, other carrying assemblies may be provided, and the detected battery cells are carried to the blanking conveyor belt 51 by the carrying assemblies.

Moreover, the blanking mechanism 50 further includes a buffer conveyor 52, and the buffer conveyor 52 may be arranged side by side with the blanking conveyor 51. If the rear-end equipment fails, the detected battery cell can be placed on the buffer conveyor belt 52, and the battery cell is transferred to the blanking conveyor belt 51 after the rear-end equipment works normally.

In conclusion, the laser processing technology and the traditional cutting technology are combined, the battery core isolating membrane is cut, the cutting adaptability is strong, and the cutting precision is guaranteed. The utility model integrates the electric core hot pressing, the optical detection and the thickness detection, and the electric core flows in from the electric core to the electric core which is processed and detected, the whole process realizes the automation, does not need the manual participation, and the symmetrical structure design can process and detect in two directions simultaneously, thereby greatly improving the production efficiency and reducing the manufacturing cost.

It should be understood that the technical solutions and the inventive concepts according to the present invention may be equally replaced or changed by those skilled in the art, and all such changes or substitutions should fall within the protection scope of the appended claims.

Claims

1. A detection mechanism, comprising:

a camera mounting bracket;

the first detection camera is arranged on the camera mounting frame;

the second detection camera is arranged on the camera mounting frame;

2. The inspection mechanism of claim 1, wherein the first inspection camera and the second inspection camera are disposed on a same side of the movement inspection platform.

3. The detection mechanism as claimed in claim 1, wherein the flipping assembly comprises:

turning over the clamping jaw;

4. The detection mechanism according to claim 3, wherein the mobile detection platform comprises a platform module and an adsorption table, the platform module is used for driving the adsorption table to move, an avoiding groove is formed in the adsorption table, and the battery cell is clamped by the overturning clamping jaw through the avoiding groove.

5. The detection mechanism according to any one of claims 1 to 4, further comprising a detection loading assembly, wherein the detection loading assembly is configured to transport the battery cell to the mobile detection platform.

6. The sensing mechanism of claim 5, wherein the sense feed assembly comprises:

a feeding frame;

the feeding and picking assembly is used for picking up the battery cell;

7. The detection mechanism according to any one of claims 1 to 4, further comprising a thickness detection assembly, wherein the thickness detection assembly is configured to detect the thickness of the battery cell.

8. The sensing mechanism of claim 7, wherein the thickness sensing assembly comprises:

a support frame;

the detection driving element is arranged on the supporting frame;

9. The detection mechanism of claim 1, further comprising a third detection camera, wherein the third detection camera is disposed on the camera mounting bracket, the third detection camera is configured to detect the alignment of the tabs of the battery cell by photographing, and the mobile detection platform is further configured to drive the battery cell to move to a photographing position of the third detection camera.

10. A cutting detection device, characterized by comprising the detection mechanism of any one of claims 1 to 9, and further comprising a cutting mechanism and a hot-pressing mechanism, wherein the detection mechanism, the hot-pressing mechanism and the detection mechanism are sequentially arranged along a cell circulation direction.