Battery cell blue film appearance detection machine

Abstract

The application discloses a kind of electric core blue film appearance detection machine, it is related to electric core appearance detection field.The electric core blue film appearance detection machine, including body, the body two sides are passed through and are provided with inlet and outlet conveying unit, the inside of the body is equipped with main mechanical hand unit, large surface detection unit and small surface detection unit, and main mechanical hand unit is fixedly arranged above inlet and outlet conveying unit, large surface detection unit and small surface detection unit are respectively arranged at the two sides of inlet and outlet conveying unit, the main mechanical hand unit can move between inlet and outlet conveying unit, large surface detection unit and small surface detection unit.The electric core blue film appearance detection machine, by the code scanning camera on inlet and outlet conveying belt carries out code scanning and takes photograph detection, by first NG material output belt and inlet and outlet conveying belt respectively, the electric core of detection NG and the electric core of detection OK are output to outside, to reach the continuity electric core blue film appearance rapid detection effect.

Description

Technical Field

[0001] This invention relates to the field of battery cell appearance inspection technology, specifically to a battery cell blue film appearance inspection machine. Background Technology

[0002] The cell blue film appearance inspection machine is a device specifically designed to detect defects in the appearance of the blue film on lithium battery cells. This equipment plays a crucial role in the production process of power batteries, ensuring the quality of the cell blue film and preventing battery performance problems and safety hazards caused by blue film defects.

[0003] During the production and processing of battery cells, a blue film is sealed on the outside of the cell. The blue film is also known as a separator, anti-sticking film or protective film, and is an important component of the square aluminum shell of the power battery.

[0004] After the square aluminum shell of the battery cell is packaged with blue film, its appearance needs to be inspected. During the inspection process, multiple sides of the battery cell need to be inspected. At the same time, the end face of the battery cell is also provided with terminals and PP film. The terminals also need to be inspected on the front and sides. Therefore, there are many inspection surfaces of the battery cell and its terminals. However, the existing inspection machines are not automated enough and it is difficult to form a continuous and rapid inspection process for multiple inspections, which will affect the inspection efficiency of the battery cell. Therefore, this application proposes a continuous rapid inspection machine for the appearance of battery cell blue film. Summary of the Invention

[0005] To address the shortcomings of existing technologies, this invention provides a battery cell blue film appearance inspection machine, which solves the problem that existing inspection machines lack automation and are unable to form a continuous and rapid inspection process for multiple inspections, thus affecting the inspection efficiency of battery cells.

[0006] To achieve the above objectives, the present invention provides the following technical solution: a battery cell blue film appearance inspection machine, comprising a machine body, wherein infeed and outfeed conveying units are provided through both sides of the machine body, and a main robotic arm unit, a large surface inspection unit, and a small surface inspection unit are installed inside the machine body, wherein the main robotic arm unit is fixedly arranged above the infeed and outfeed conveying units, and the large surface inspection unit and the small surface inspection unit are respectively arranged on both sides of the infeed and outfeed conveying units, wherein the main robotic arm unit is capable of moving the battery cell between the infeed and outfeed conveying units, the large surface inspection unit, and the small surface inspection unit;

[0007] The feeding and discharging unit includes:

[0008] Feed and discharge conveyor belts, with a barcode scanner fixedly installed above them;

[0009] The first NG material output belt and the second NG material output belt are fixedly installed on both sides of the inlet and outlet conveyor belt, respectively.

[0010] The barcode scanning camera scans and detects the battery cells on the feed and discharge conveyor belts. The second NG material output belt outputs the NG-scanned battery cells to the outside. The large-area detection unit and the small-area detection unit perform appearance blue film detection on the NG-scanned battery cells. The first NG material output belt outputs the NG-detected battery cells to the outside, and the feed and discharge conveyor belt outputs the OK-detected battery cells to the outside.

[0011] Preferably, the main robotic arm unit includes:

[0012] The main support frame has a main slide rail fixedly installed on its top, and the main slide rail is connected to a main drive component.

[0013] A vertical main adjustment assembly is driven to the main drive component, and a main clamping component is driven to the vertical main adjustment assembly.

[0014] Preferably, the large-area detection unit includes a first large-area detection component, a second large-area detection component, and a large-area detection robot component, wherein the large-area detection robot component is located between the first large-area detection component and the second large-area detection component.

[0015] Preferably, the first large-area detection component includes a first large-area detection conveyor belt, a first top cover flatness CCD camera, a first pole-mounted large-area CCD camera, and a second pole-mounted large-area CCD camera.

[0016] The first top cover flatness CCD camera and the first pole post front large surface CCD camera are installed on one side of the first large surface detection conveyor belt, and the second pole post front large surface CCD camera is installed on the other side of the first large surface detection conveyor belt.

[0017] The first large-area inspection conveyor belt is equipped with a first flipping component at its feed end.

[0018] Preferably, the second large surface detection component includes a second large surface detection conveyor belt, a large surface B detection camera, a first pole side CCD camera, and a second top cover flatness CCD camera;

[0019] The second large surface inspection conveyor belt is equipped with a first large surface inspection support frame on both sides. A first large surface inspection slide rail is fixedly installed on the top of the first large surface inspection support frame. A large surface inspection sliding block is slidably connected to the outside of the first large surface inspection slide rail. The first large surface inspection slide rail is connected to a first large surface driving component for driving the large surface inspection sliding block to slide. The large surface B inspection camera is connected to the large surface inspection sliding block.

[0020] Multiple CCD cameras are provided on the side of the first pole post, and the multiple CCD cameras on the side of the second large surface detection conveyor belt are installed on both sides.

[0021] The second top cover flatness CCD camera is installed on the side of the second large surface to detect the conveyor belt.

[0022] Preferably, the large-area inspection robot assembly includes:

[0023] The second large surface inspection support frame has a second large surface inspection slide rail fixedly installed on its outer side. A vertical large surface adjustment component is slidably installed on the outer side of the second large surface inspection slide rail. The second large surface inspection slide rail is connected to a second large surface drive component for driving the vertical large surface adjustment component to slide. The vertical large surface adjustment component is connected to a large surface inspection clamping component.

[0024] The large surface A inspection camera is fixedly installed below the second large surface inspection slide rail.

[0025] Preferably, the facet detection unit includes a first facet detection component, a second facet detection component, and a facet detection robot component, wherein the facet detection robot component is installed between the first facet detection component and the second facet detection component.

[0026] Preferably, the first facet detection component includes:

[0027] The first small face detection conveyor belt has a second flipping component at its feed end, and a small face A detection camera and a PP film detection camera are fixedly installed on the top and side of the first small face detection conveyor belt, respectively.

[0028] The first small face detection support frame is fixedly installed on the outside of the first small face detection conveyor belt, and the top of the first small face detection support frame is fixedly installed with a first small face detection slide rail. A small face sliding block is slidably arranged on the outside of the first small face detection slide rail. The first small face detection slide rail is connected to a first small face driving component for driving the small face sliding block to move. The small face A detection camera is fixedly connected to the small face sliding block.

[0029] Preferably, the second facet detection component includes:

[0030] The second small-face detection conveyor belt has mounting strips fixedly connected to both sides, and two second pole CCD cameras are symmetrically fixedly connected to the sides of the mounting strips.

[0031] Preferably, the small-face detection robotic arm assembly includes:

[0032] The second small face detection support frame has a second small face detection slide rail fixedly installed on its outer side. A vertical small face adjustment component is slidably installed on the outer side of the second small face detection slide rail. The second small face detection slide rail is connected to a second small face driving component for driving the vertical small face adjustment component to slide. The vertical small face adjustment component is connected to a small face detection clamping component.

[0033] The small face B detection camera is fixedly installed below the second small face detection slide rail.

[0034] This invention discloses a battery cell blue film appearance inspection machine, which has the following beneficial effects:

[0035] 1. This battery cell blue film appearance inspection machine first places the battery cell on the infeed and outfeed conveyor belt. Then, the barcode scanner on the infeed and outfeed conveyor belt scans and photographs the battery cell. If the barcode scanner detects the battery cell as NG material, the main robot arm unit clamps and moves the battery cell to the second NG material output belt, which outputs the NG battery cell to the outside. If the barcode scanner detects the battery cell as OK material, the main robot arm unit clamps and moves the battery cell to the large-area inspection unit for inspection. After inspection, it is transferred to the small-area inspection unit for further inspection. After inspection, the main robot arm unit clamps and moves the NG and OK battery cells to the first NG material output belt and the infeed and outfeed conveyor belt, respectively, and outputs the NG and OK battery cells to the outside, thereby achieving a continuous and rapid inspection effect of the battery cell blue film appearance.

[0036] 2. This battery cell blue film appearance inspection machine, after placing the battery cell above the first large-area inspection conveyor belt, can transport it using the first large-area inspection conveyor belt. During the transport process, it can use a first top cover flatness CCD camera, a first electrode post front large-area CCD camera, and a second electrode post front large-area CCD camera to photograph and inspect the flatness of one side of the top cover and the front large surfaces of both electrodes of the battery cell. After placing the battery cell above the second large-area inspection conveyor belt, it can use the second large-area inspection conveyor belt to transport it. During the transport process, it can use a large-area B inspection camera, a first electrode post side CCD camera, and a second top cover flatness CCD camera to photograph and inspect the B large surface of the battery cell and the side of the electrode post with the flatness of the other top cover.

[0037] 3. This battery cell blue film appearance inspection machine can transport the battery cell after it is placed above the first small-face inspection support frame. During the transport process, the small-face A inspection camera and the PP film inspection camera can take pictures of the small-face A and the PP film of the battery cell. After the battery cell is placed above the second small-face inspection conveyor belt, it can transport the battery cell using the second small-face inspection conveyor belt. During the transport process, the second electrode post side CCD camera can take pictures of the other two sides of the electrode post. Attached Figure Description

[0038] To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0039] Figure 1 This is a schematic diagram of the structure of the present invention;

[0040] Figure 2 This is a schematic diagram of the structure of the machine body, the feeding and discharging unit, the main robotic arm unit, the large-area detection unit, and the small-area detection unit of the present invention.

[0041] Figure 3 This is a schematic diagram of the structure of the material feeding and discharging unit and the main robotic arm unit of the present invention;

[0042] Figure 4 This is a schematic diagram of the feeding and discharging conveying unit of the present invention;

[0043] Figure 5 This is a schematic diagram of the structure of the large-area detection unit of the present invention;

[0044] Figure 6 This is a schematic diagram of the structure of the first large-area detection component and the large-area detection robot component of the present invention;

[0045] Figure 7 This is a schematic diagram of the structure of the second large-area detection component and the large-area detection robot component of the present invention;

[0046] Figure 8 This is a schematic diagram of the structure of the second large-area detection component of the present invention;

[0047] Figure 9 This is a schematic diagram of the small facet detection unit of the present invention;

[0048] Figure 10 This is a schematic diagram of the structure of the first facet detection component of the present invention;

[0049] Figure 11This is a schematic diagram of the structure of the second facet detection component of the present invention;

[0050] Figure 12 This is a schematic diagram of the structure of the small-face detection robotic arm component of the present invention.

[0051] In the diagram: 1. Machine body; 2. Feeding / discharging conveyor unit; 21. Feeding / discharging conveyor belt; 22. Barcode scanner; 23. First NG material output belt; 24. Second NG material output belt; 3. Main robotic arm unit; 31. Main support frame; 32. Main slide rail; 33. Vertical main adjustment component; 34. Main clamping component; 4. Large surface detection unit; 41. First large surface detection component; 411. First large surface detection conveyor belt; 412. First top cover flatness CCD camera; 413. First pole post front large-area CCD camera; 414. Second pole post front large-area CCD camera; 415. First flip assembly; 42. Second large-area detection assembly; 421. Second large-area detection conveyor belt; 422. Large-area B detection camera; 423. First pole post side CCD camera; 424. Second top cover flatness CCD camera; 425. First large-area detection support frame; 426. First large-area detection slide rail; 427. Large-area detection sliding block; 43. Large-area inspection robot arm assembly; 431. Second large-area inspection support frame; 432. Second large-area inspection slide rail; 433. Vertical large-area adjustment assembly; 434. Large-area inspection clamping component; 435. Large-area A-type inspection camera; 5. Small-area inspection unit; 51. First small-area inspection assembly; 511. First small-area inspection conveyor belt; 512. Second flipping assembly; 513. Small-area A-type inspection camera; 514. PP film inspection camera; 515. First small-area... 516. Detection support frame; 517. First small-face detection slide rail; 52. Small-face sliding block; 53. Second small-face detection assembly; 54. Second small-face detection conveyor belt; 55. Mounting strip; 56. Second pole column side CCD camera; 57. Small-face detection robot arm assembly; 58. Second small-face detection support frame; 59. Second small-face detection slide rail; 50. Vertical small-face adjustment assembly; 512. Small-face detection clamp; 533. Small-face B detection camera. Detailed Implementation

[0052] To make the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are described clearly and completely. Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0053] This application provides a battery cell blue film appearance inspection machine, which solves the problem that existing inspection machines lack automation and are difficult to form a continuous and rapid inspection process for multiple inspections, thus affecting the inspection efficiency of battery cells. During use, the battery cell is first placed on the infeed / outfeed conveyor belt 21. Then, the barcode scanner 22 on the infeed / outfeed conveyor belt 21 scans and photographs the battery cell for inspection. If the barcode scanner 22 detects the battery cell as NG (Not Good), the main robotic arm unit 3 clamps and moves the battery cell to the second NG output belt 24, which then outputs the NG battery cell to the outside. If the barcode scanner 22 detects the battery cell as OK, the main robotic arm unit 3 clamps and moves the battery cell to the large-area inspection unit 4 for inspection. After inspection, the battery cell is transferred to the small-area inspection unit 5 for further inspection. After inspection, the main robotic arm unit 3 clamps and moves the NG and OK battery cells to the first NG output belt 23 and the infeed / outfeed conveyor belt 21, respectively, and outputs the NG and OK battery cells to the outside through the first NG output belt 23 and the infeed / outfeed conveyor belt 21, respectively, thus achieving a continuous and rapid inspection effect on the appearance of the battery cell's blue film.

[0054] To better understand the above technical solutions, the following will provide a detailed explanation of the technical solutions in conjunction with the accompanying drawings and specific implementation methods.

[0055] This invention discloses a battery cell blue film appearance inspection machine, according to the attached... Figure 1-12 As shown, the device includes a body 1, with feeding and discharging conveying units 2 running through both sides of the body 1. Inside the body 1, a main robotic arm unit 3, a large-area detection unit 4, and a small-area detection unit 5 are installed. The main robotic arm unit 3 is fixedly positioned above the feeding and discharging conveying units 2, while the large-area detection unit 4 and the small-area detection unit 5 are respectively positioned on both sides of the feeding and discharging conveying units 2. The main robotic arm unit 3 is capable of moving the battery cells between the feeding and discharging conveying units 2, the large-area detection unit 4, and the small-area detection unit 5.

[0056] The feeding and discharging conveying unit 2 includes:

[0057] An infeed / outfeed conveyor belt 21 is provided, and a barcode scanner 22 is fixedly installed above the infeed / outfeed conveyor belt 21.

[0058] The first NG material output belt 23 and the second NG material output belt 24 are respectively fixedly installed on both sides of the inlet and outlet conveyor belt 21;

[0059] The barcode scanning camera 22 scans and detects the battery cells on the feed and discharge conveyor belt 21. The second NG material output belt 24 outputs the NG-scanned battery cells to the outside. The large-area detection unit 4 and the small-area detection unit 5 perform appearance blue film detection on the NG-scanned battery cells. The first NG material output belt 23 outputs the NG-detected battery cells to the outside, and the feed and discharge conveyor belt 21 outputs the OK-detected battery cells to the outside.

[0060] During use, the battery cell is first placed on the infeed / outfeed conveyor belt 21. Then, the barcode scanner 22 on the infeed / outfeed conveyor belt 21 scans and photographs the battery cell for inspection. If the barcode scanner 22 detects the battery cell as NG (Not Good), the main robotic arm unit 3 clamps and moves the battery cell to the second NG output belt 24, which then outputs the NG battery cell to the outside. If the barcode scanner 22 detects the battery cell as OK, the main robotic arm unit 3 clamps and moves the battery cell to the large-area inspection unit 4 for inspection. After inspection, the battery cell is transferred to the small-area inspection unit 5 for further inspection. After inspection, the main robotic arm unit 3 clamps and moves the NG and OK battery cells to the first NG output belt 23 and the infeed / outfeed conveyor belt 21, respectively, and outputs the NG and OK battery cells to the outside through the first NG output belt 23 and the infeed / outfeed conveyor belt 21, respectively, thus achieving a continuous and rapid inspection effect on the appearance of the battery cell's blue film.

[0061] Specifically disclosed, the main robotic arm unit 3 includes:

[0062] The main support frame 31 has a main slide rail 32 fixedly installed on its top, and the main slide rail 32 is connected to the main drive component.

[0063] The vertical main adjustment component 33 is connected to the main drive component and is also connected to the main clamping component 34.

[0064] During use, the main drive unit can drive the vertical main adjustment component 33 to slide laterally on the main slide rail 32. At the same time, the vertical main adjustment component 33 can drive the main clamping component 34 to move vertically. Then, the main clamping component 34 clamps the battery cell, which makes it convenient to move the battery cell to the appropriate position.

[0065] Furthermore, the large surface detection unit 4 includes a first large surface detection component 41, a second large surface detection component 42, and a large surface detection robot component 43, with the large surface detection robot component 43 located between the first large surface detection component 41 and the second large surface detection component 42.

[0066] The large-area inspection robot arm assembly 43 is capable of moving the battery cell between the first large-area inspection assembly 41 and the second large-area inspection assembly 42.

[0067] Specifically disclosed, the first large-area detection component 41 includes a first large-area detection conveyor belt 411, a first top cover flatness CCD camera 412, a first pole post front large-area CCD camera 413, and a second pole post front large-area CCD camera 414.

[0068] The first top cover flatness CCD camera 412 and the first pole post front large surface CCD camera 413 are installed on one side of the first large surface detection conveyor belt 411, and the second pole post front large surface CCD camera 414 is installed on the other side of the first large surface detection conveyor belt 411.

[0069] After the battery cell is placed above the first large surface inspection conveyor belt 411, it can be transported by the first large surface inspection conveyor belt 411. During the transport process, the first top cover flatness CCD camera 412, the first pole post front large surface CCD camera 413, and the second pole post front large surface CCD camera 414 can be used to take pictures and inspect the flatness of the top cover on one side of the battery cell and the front large surface of the pole posts on both sides.

[0070] The first large-area inspection conveyor belt 411 is equipped with a first flipping component 415 at its feed end.

[0071] Using the first flipping component 415, the battery cell can be clamped and flipped, and the flipped battery cell can be moved above the first large-area detection conveyor belt 411 for conveying.

[0072] Furthermore, the second large surface detection component 42 includes a second large surface detection conveyor belt 421, a large surface B detection camera 422, a first pole side CCD camera 423, and a second top cover flatness CCD camera 424.

[0073] The second large surface inspection conveyor belt 421 is equipped with a first large surface inspection support frame 425 on both sides. The top of the first large surface inspection support frame 425 is fixedly provided with a first large surface inspection slide rail 426. A large surface inspection sliding block 427 is slidably connected to the outside of the first large surface inspection slide rail 426. The first large surface inspection slide rail 426 is connected to a first large surface driving component for driving the large surface inspection sliding block 427 to slide. The large surface B inspection camera 422 is connected to the large surface inspection sliding block 427.

[0074] Multiple first pole side CCD cameras 423 are provided, and multiple first pole side CCD cameras 423 are installed on both sides of the second large surface detection conveyor belt 421.

[0075] The second top cover flatness CCD camera 424 is installed on the side of the second large surface inspection conveyor belt 421.

[0076] After the battery cell is placed above the second large surface inspection conveyor belt 421, it can be transported by the second large surface inspection conveyor belt 421. During the transport process, the large surface B inspection camera 422, the first pole side CCD camera 423, and the second top cover flatness CCD camera 424 can be used to take pictures and inspect the flatness of the B large surface of the battery cell, the side of the pole, and the other top cover.

[0077] Specifically disclosed, the large-area inspection robotic arm component 43 includes:

[0078] The second large surface detection support frame 431 has a second large surface detection slide rail 432 fixedly installed on its outer side. A vertical large surface adjustment component 433 is slidably installed on the outer side of the second large surface detection slide rail 432. The second large surface detection slide rail 432 is connected to a second large surface driving component for driving the vertical large surface adjustment component 433 to slide. The vertical large surface adjustment component 433 is connected to a large surface detection clamping component 434.

[0079] The large surface A detection camera 435 is fixedly installed below the second large surface detection slide rail 432.

[0080] The battery cell can be moved by using the second large surface detection slide rail 432, the vertical large surface adjustment component 433 and the large surface detection clamp 434. At the same time, the A large surface of the battery cell can be photographed and detected during the movement.

[0081] In summary, it can achieve the effect of photographic inspection of the two large surfaces of the battery cell, the flatness of the two top covers, the front surface of the terminal post, and two of the two sides of the terminal post.

[0082] Furthermore, the face detection unit 5 includes a first face detection component 51, a second face detection component 52, and a face detection robot component 53, with the face detection robot component 53 installed between the first face detection component 51 and the second face detection component 52.

[0083] The small-face detection robot arm assembly 53 can move the battery cell between the first small-face detection assembly 51 and the second small-face detection assembly 52.

[0084] Specifically disclosed, the first facet detection component 51 includes:

[0085] The first small face detection conveyor belt 511 has a second flipping component 512 at its feed end, and a small face A detection camera 513 and a PP film detection camera 514 are fixedly installed on the top and side of the first small face detection conveyor belt 511, respectively.

[0086] The first small face detection support frame 515 is fixedly installed on the outside of the first small face detection conveyor belt 511, and the top of the first small face detection support frame 515 is fixedly installed with a first small face detection slide rail 516. A small face sliding block 517 is slidably arranged on the outside of the first small face detection slide rail 516. The first small face detection slide rail 516 is connected to a first small face driving component for driving the small face sliding block 517 to move. The small face A detection camera 513 is fixedly connected to the small face sliding block 517.

[0087] After the battery cell is placed on the first small surface detection support frame 515, it can be transported using the first small surface detection support frame 515. During the transport process, the small surface A detection camera 513 and the PP film detection camera 514 can be used to take pictures and detect the small surface A of the battery cell and the PP film.

[0088] Furthermore, the second facet detection component 52 includes:

[0089] The second small-face detection conveyor belt 521 has mounting strips 522 fixedly connected to both sides, and two second pole side CCD cameras 523 are symmetrically fixedly connected to the sides of the mounting strips 522.

[0090] After the battery cell is placed above the second small-face detection conveyor belt 521, it can be transported by the second small-face detection conveyor belt 521. During the transport process, the CCD camera 523 on the side of the second pole post can be used to take pictures and detect the other two sides of the pole post.

[0091] Specifically disclosed, the small-face inspection robotic arm component 53 includes:

[0092] A second small-face detection support frame 531 is provided with a second small-face detection slide rail 532 fixedly installed on the outer side of the second small-face detection support frame 531. A vertical small-face adjustment component 533 is slidably installed on the outer side of the second small-face detection slide rail 532. The second small-face detection slide rail 532 is connected to a second small-face driving component for driving the vertical small-face adjustment component 533 to slide. The vertical small-face adjustment component 533 is connected to a small-face detection clamping component 534.

[0093] The small face B detection camera 535 is fixedly installed below the second small face detection slide rail 532.

[0094] The battery cell can be moved by using the second small face detection slide rail 532, the vertical small face adjustment component 533 and the small face detection clamp 534. At the same time, the B face of the battery cell can be photographed and detected during the movement.

[0095] In summary, it can achieve the effect of photographic inspection of the two small faces on both sides of the battery cell and the other two sides of the terminal post.

[0096] It should be emphasized that the main drive component, the first large surface drive component, the second large surface drive component, the first small surface drive component, the second small surface drive component, the vertical main adjustment component 33, the vertical large surface adjustment component 433, and the vertical small surface adjustment component 533 can all adopt a transmission method of motor, lead screw, and nut block. When the drive motor drives the lead screw to rotate, it can drive the nut block to move accordingly. At the same time, the main clamping component 34, the large surface detection clamping component 434, and the small surface detection clamping component 534 can all adopt a transmission method of bidirectional cylinder and clamping block. The bidirectional cylinder can drive the clamping block of its bidirectional output shaft to move, thus clamping and fixing the battery cell.

[0097] It should be emphasized that both the first flipping assembly 415 and the second flipping assembly 512 are composed of a clamping cylinder and a drive shaft with a motor. After the clamping cylinder clamps the battery cell, the motor and drive shaft can be used to drive the clamping cylinder to flip, thereby achieving the flipping effect of the battery cell.

[0098] It should be emphasized that the large and small sides of the battery cell mentioned above refer to the two larger and two smaller sides of the square outer casing of the battery cell, while the AB side refers to the two symmetrical sides of the battery cell.

[0099] The foregoing has shown and described the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of the invention. Various changes and modifications can be made to the invention without departing from its spirit and scope, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of protection of this invention is defined by the appended claims and their equivalents.

Claims

1. A battery cell blue film appearance inspection machine, comprising a machine body (1), wherein infeed and discharge conveying units (2) are provided through both sides of the machine body (1), characterized in that, The machine body (1) is equipped with a main robotic arm unit (3), a large surface detection unit (4) and a small surface detection unit (5). The main robotic arm unit (3) is fixedly installed above the feeding and discharging conveying unit (2). The large surface detection unit (4) and the small surface detection unit (5) are respectively installed on both sides of the feeding and discharging conveying unit (2). The main robotic arm unit (3) can move the battery cell between the feeding and discharging conveying unit (2), the large surface detection unit (4) and the small surface detection unit (5). The feeding and discharging conveying unit (2) includes: Feeding and discharging conveyor belt (21), with a barcode scanner (22) fixedly installed above the feeding and discharging conveyor belt (21); The first NG material output belt (23) and the second NG material output belt (24) are fixedly installed on both sides of the feed conveyor belt (21); The barcode scanning camera (22) scans and detects the battery cells on the feed conveyor belt (21). The second NG material output belt (24) outputs the NG-scanned battery cells to the outside. The large-area detection unit (4) and the small-area detection unit (5) perform appearance blue film detection on the NG-scanned battery cells. The first NG material output belt (23) outputs the NG-detected battery cells to the outside. The feed conveyor belt (21) outputs the OK-detected battery cells to the outside. The large surface detection unit (4) includes a first large surface detection component (41), a second large surface detection component (42), and a large surface detection robot component (43), wherein the large surface detection robot component (43) is located between the first large surface detection component (41) and the second large surface detection component (42); The first large surface detection component (41) includes a first large surface detection conveyor belt (411), a first top cover flatness CCD camera (412), a first pole post front large surface CCD camera (413), and a second pole post front large surface CCD camera (414); The first top cover flatness CCD camera (412) and the first pole post front large surface CCD camera (413) are installed on one side of the first large surface detection conveyor belt (411), and the second pole post front large surface CCD camera (414) is installed on the other side of the first large surface detection conveyor belt (411). The first large-area inspection conveyor belt (411) is provided with a first overturning component (415) at its feed end; The second large surface detection component (42) includes a second large surface detection conveyor belt (421), a large surface B detection camera (422), a first pole side CCD camera (423), and a second top cover flatness CCD camera (424); The second large surface inspection conveyor belt (421) is equipped with a first large surface inspection support frame (425) on both sides. The top of the first large surface inspection support frame (425) is fixedly provided with a first large surface inspection slide rail (426). A large surface inspection sliding block (427) is slidably connected to the outside of the first large surface inspection slide rail (426). The first large surface inspection slide rail (426) is connected to a first large surface driving component for driving the large surface inspection sliding block (427) to slide. The large surface B inspection camera (422) is connected to the large surface inspection sliding block (427). Multiple first pole side CCD cameras (423) are provided, and multiple first pole side CCD cameras (423) are installed on both sides of the second large surface detection conveyor belt (421); The second top cover flatness CCD camera (424) is mounted on the side of the second large surface inspection conveyor belt (421); The face detection unit (5) includes a first face detection component (51), a second face detection component (52), and a face detection robot component (53), wherein the face detection robot component (53) is installed between the first face detection component (51) and the second face detection component (52); The first facet detection component (51) includes: The first small face detection conveyor belt (511) is provided with a second flipping component (512) at the feed end of the first small face detection conveyor belt (511), and a small face A detection camera (513) and a PP film detection camera (514) are fixedly installed on the top and side of the first small face detection conveyor belt (511), respectively. The first small face detection support frame (515) is fixedly installed on the... The first small face detection conveyor belt (511) is located on the outside of the first small face detection conveyor belt (511), and the top of the first small face detection support frame (515) is fixedly installed with a first small face detection slide rail (516). A small face sliding block (517) is slidably arranged on the outside of the first small face detection slide rail (516). The first small face detection slide rail (516) is connected to a first small face driving component for driving the small face sliding block (517) to move. The small face A detection camera (513) is fixedly connected to the small face sliding block (517). The second facet detection component (52) includes: The second small-face detection conveyor belt (521) has mounting strips (522) fixedly connected to both sides, and two second pole side CCD cameras (523) are symmetrically fixedly connected to the sides of the mounting strips (522).

2. The battery cell blue film appearance inspection machine according to claim 1, characterized in that, The main robotic arm unit (3) includes: The main support frame (31) has a main slide rail (32) fixedly installed on its top, and the main slide rail (32) is connected to a main drive component; The vertical main adjustment assembly (33) is connected to the main drive component and is also connected to the main clamping component (34).

3. The battery cell blue film appearance inspection machine according to claim 1, characterized in that, The large-area inspection robot arm assembly (43) includes: The second large surface detection support frame (431) is fixedly provided with a second large surface detection slide rail (432) on the outside of the second large surface detection support frame (431). A vertical large surface adjustment component (433) is slidably provided on the outside of the second large surface detection slide rail (432). The second large surface detection slide rail (432) is connected to a second large surface driving component for driving the vertical large surface adjustment component (433) to slide. The vertical large surface adjustment component (433) is connected to a large surface detection clamping component (434). The large surface A detection camera (435) is fixedly installed below the second large surface detection slide rail (432).

4. The battery cell blue film appearance inspection machine according to claim 1, characterized in that, The small-face detection robotic arm assembly (53) includes: The second small face detection support frame (531) is fixedly provided with a second small face detection slide rail (532) on the outside of the second small face detection support frame (531). A vertical small face adjustment component (533) is slidably provided on the outside of the second small face detection slide rail (532). The second small face detection slide rail (532) is connected to a second small face driving component for driving the vertical small face adjustment component (533) to slide. The vertical small face adjustment component (533) is connected to a small face detection clamping component (534). The small face B detection camera (535) is fixedly installed below the second small face detection slide rail (532).

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