WO2024045427A1 - 电芯检测系统及其控制方法、控制器和存储介质 - Google Patents

电芯检测系统及其控制方法、控制器和存储介质 Download PDF

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Publication number
WO2024045427A1
WO2024045427A1 PCT/CN2022/140030 CN2022140030W WO2024045427A1 WO 2024045427 A1 WO2024045427 A1 WO 2024045427A1 CN 2022140030 W CN2022140030 W CN 2022140030W WO 2024045427 A1 WO2024045427 A1 WO 2024045427A1
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Prior art keywords
detection device
battery cell
battery
top surface
transmission
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PCT/CN2022/140030
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English (en)
French (fr)
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陈德
邓平
晏栋
徐卓
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广东利元亨智能装备股份有限公司
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Publication of WO2024045427A1 publication Critical patent/WO2024045427A1/zh

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined

Definitions

  • the present application belongs to the technical field of battery manufacturing equipment, and in particular relates to a battery core detection system and its control method, controller and storage medium.
  • Embodiments of the present application provide a battery cell detection system and its control method, controller and storage medium, which not only can comprehensively conduct appearance inspection of battery cells with unconventional shapes provided with multi-layer stepped planes, but also can improve the performance of battery cells. Appearance inspection efficiency of the overall system.
  • inventions of the present application provide a battery cell detection system for detecting battery cells provided with multi-layer stepped planes.
  • the battery cell detection system includes: a reverse side detection device for inspecting the battery cells. The reverse side is detected; the front detection device is used to detect the front side of the battery cell; the bottom and top surface detection device is used to detect the bottom and top surfaces of the battery cell; the side detection device is used to detect the battery cell.
  • a transmission device is used to transfer the battery cell between the reverse side detection device, the front detection device, the bottom top surface detection device and the side detection device Transmission; wherein, the bottom top surface detection device and the side detection device each include a base, a plurality of first cameras and a plurality of second cameras, a plurality of first cameras are arranged on the base, the first camera and The step planes correspond one to one, and the first camera is used to collect the image information of the corresponding step plane; a plurality of second cameras are arranged on the base, and the second cameras are used to collect the image information of the step plane.
  • the second camera corresponds to the side one-to-one.
  • both the bottom and top surface detection device and the side detection device further include a plurality of driving mechanisms, and the driving mechanisms correspond to the first camera in a one-to-one manner.
  • the first camera is driven by the driving mechanism.
  • the mechanism is installed on the base, and the driving mechanism is used to adjust the installation position of the first camera.
  • both the bottom and top surface detection device and the side detection device further include a plurality of lighting components, the lighting components correspond to the second camera one-to-one, and the lighting components are installed on the base. On the other hand, the lighting direction of the lighting component is toward the side.
  • embodiments of the present application also provide a control method for a battery core detection system, which is applied to the battery core detection system described in the first aspect.
  • the control method includes: using the transmission device according to a preset The detection sequence transmits the battery cells, wherein the preset detection sequence is arranged by the back surface detection device, the bottom and top surface detection device, the front detection device and the side detection device.
  • the transporting the battery cells according to a preset detection sequence through the transmission device includes: moving the battery cells from the first position to the reverse side detection device through the transmission device, And the reverse side of the battery cell is detected through the reverse side detection device; the battery cell is moved from the reverse side detection device to the bottom top surface detection device through the transmission device, and passed through the bottom surface detection device.
  • the top surface detection device detects the bottom top surface of the battery cell and the sides of the bottom top surface, wherein the bottom top surface includes a top surface and a bottom surface, and the top surface and/or the bottom surface is Multi-layer step plane; the battery cell is moved from the bottom top surface detection device to the front detection device through the transmission device, and the front side of the battery cell is detected by the front detection device; The battery cell is moved from the front detection device to the side detection device through the transmission device, and the side of the battery cell and the side of the side are detected by the side detection device, Wherein, the side includes a first side and a second side, and the first side and/or the second side are multi-layer stepped planes.
  • the transmission device includes a first reverse transmission component and a second reverse transmission component; the battery cells are moved from the first position to the reverse detection device through the transmission device, and passed through The reverse side detection device detects the reverse side of the battery cell, including: controlling the first reverse side transmission component to move the first battery cell from the first position to second position; within the second time period of the preset timing period, control the reverse side detection device to detect the reverse side of the first battery cell located in the second position, and control the second The reverse transmission component moves the second battery cell from the first position to the second position; within the third time period of the preset timing period, the first reverse transmission component is controlled to move the first battery cell from the first position to the second position.
  • the battery cell moves from the second position to the third position, and controls the reverse side detection device to detect the reverse side of the second battery cell located at the second position, and then controls the second reverse side transmission
  • the component moves the second battery cell from the second position to the third position.
  • the transmission device includes a rotation adjustment component; detecting the side of the battery cell and the side of the side through the side detection device includes: controlling the rotation adjustment component
  • the battery cell rotates a target angle so that the side of the battery cell is aligned with the first camera of the side detection device and the side of the side is aligned with the second camera of the side detection device.
  • Camera detect the side of the battery cell through the first camera, and detect the side of the battery cell through the second camera.
  • the transmission device includes a first re-inspection transmission component and a second re-inspection transmission component; in the side detection device, the side of the battery cell and the side of the side are inspected.
  • the control method further includes: moving the target battery cell from the side detection device to the second re-inspection transmission part through the first re-inspection transmission component, wherein the target battery cell is Unqualified battery cells determined by the back surface detection device, the bottom and top surface detection device, the front surface detection device and the side detection device; the target battery is transferred to the target battery through the second re-inspection transmission component
  • the battery cell moves to the first position, so that the transmission device moves the target battery cell from the first position to the reverse side detection device again.
  • embodiments of the present application further provide a controller, which includes a memory, a processor, and a computer program stored in the memory and executable on the processor.
  • the processor runs the computer program.
  • embodiments of the present application also provide a computer-readable storage medium that stores computer-executable instructions, and the computer-executable instructions are used to execute the control method of the battery core detection system as described in the second aspect. .
  • the technical solutions of the embodiments of the present application include but are not limited to the following technical effects: for battery cells provided with multi-layer stepped planes, the bottom top surface detection device and the side detection device in the embodiments of the present application can pass multiple first cameras The appearance inspection of multiple step planes is performed respectively, and the appearance inspection of the sides of the multiple step planes can be performed respectively through multiple second cameras. Therefore, the embodiment of the present application can comprehensively detect the abnormal situation of multi-layer step planes. Conduct appearance inspection on regular-shaped battery cells to improve the accuracy and reliability of appearance inspection. In addition, during the appearance inspection of the battery cells in the embodiment of the present application, the battery cells can be automatically transmitted through the transmission device, which can greatly improve the overall inspection efficiency.
  • Figure 1 is a schematic structural diagram of a battery core detection device provided by an embodiment of the present application.
  • FIG. 2 is a schematic structural diagram of a battery core detection system provided by an embodiment of the present application.
  • Figure 3 is a schematic diagram of a system architecture platform for executing a control method of a battery core detection system provided by an embodiment of the present application;
  • Figure 4 is a flow chart of a control method of a battery core detection system provided by an embodiment of the present application.
  • Figure 5 is a flow chart of a control method of a battery core detection system provided by another embodiment of the present application.
  • Figure 6 is a flow chart of a control method of a battery core detection system provided by another embodiment of the present application.
  • Figure 7 is a flow chart of a control method of a battery core detection system provided by another embodiment of the present application.
  • Figure 8 is a flow chart of a control method of a battery core detection system provided by another embodiment of the present application.
  • Figure 9 is a schematic diagram of the detection sequence of battery cells provided by an embodiment of the present application.
  • Figure 10 is a schematic diagram of the overall timing control of the control method of the battery core detection system provided by an embodiment of the present application.
  • the embodiments of the present application provide a battery core detection device, a battery core detection system and a control method thereof, and a computer-readable storage medium, which not only can comprehensively detect battery cells with unconventional shapes equipped with multi-layer stepped planes
  • the core can be used for appearance inspection, and it can also improve the appearance inspection efficiency of the overall system.
  • Figure 1 is a schematic structural diagram of a battery core detection device provided by an embodiment of the present application.
  • the battery cell detection device in the embodiment of the present application is used to detect battery cells provided with multi-layer stepped planes.
  • the battery cell detection device includes but is not limited to a base 100, a plurality of first cameras 200 and a plurality of second cameras 300.
  • a plurality of first cameras 200 are disposed on the base 100.
  • the first cameras 200 correspond to the step planes one-to-one, and the first cameras 200 are used to collect image information of the corresponding step planes;
  • a plurality of second cameras 300 are disposed on the base 100.
  • the second camera 300 is used to collect image information of the side of the step plane, and the second camera 300 corresponds to the side one-to-one.
  • the battery cell detection device in the embodiment of the present application can perform appearance inspection on multiple stepped planes through multiple first cameras 200 , and can also perform appearance inspection on multiple stepped planes through multiple second cameras 300 . Appearance inspection is performed on the sides of multiple step planes respectively. Therefore, embodiments of the present application can comprehensively conduct appearance inspection on battery cells with unconventional shapes provided with multiple levels of step planes, thereby improving the accuracy and reliability of appearance inspection.
  • the battery core detection device also includes but is not limited to a plurality of driving mechanisms.
  • the driving mechanisms correspond to the first camera 200 one-to-one.
  • the first camera 200 is installed on the base 100 through the driving mechanism.
  • the driving mechanism is used for adjustment. The installation position of the first camera 200.
  • this embodiment of the present application will add a driving mechanism at the position of each first camera 200.
  • the first camera can be changed through the driving mechanism. 200 and the relative distance between the step plane, thereby achieving accurate focusing.
  • the cell detection device also includes but is not limited to multiple lighting components 400.
  • the lighting components 400 correspond to the second camera 300 one-to-one.
  • the lighting components 400 are installed on the base 100, and the lighting direction of the lighting components 400 is toward side.
  • the embodiment of the present application will add a lighting component 400 at the position of each second camera 300.
  • the step plane can be photographed through the lighting component 400.
  • the side corners are illuminated.
  • Figure 2 is a schematic structural diagram of a battery core detection system provided by an embodiment of the present application.
  • the battery core detection system in the embodiment of the present application includes, but is not limited to, a backside detection device 500, a front detection device 700, a transmission device, and a plurality of the above-mentioned battery core detection devices, wherein the plurality of above-mentioned battery core detection devices include bottom and top surface detection. device 600 and side detection device 800.
  • the embodiment of the present application can transport battery cells through a transmission device according to a preset detection sequence, where the preset detection sequence consists of a back surface detection device 500, a bottom and top surface detection device 600, a front surface detection device 700 and a side detection device. 800 permutations are obtained.
  • the above-mentioned back surface detection device 500 can perform appearance inspection on the back surface of the battery cell, and the back surface of the battery cell can be in a single planar shape; in addition, the above-mentioned front surface detection device 700 can perform appearance inspection on the battery cell.
  • the front surface of the battery cell can be visually inspected, and the front surface of the battery cell can be a single plane; in addition, with regard to the above-mentioned bottom and top surface detection device 600, the appearance inspection can be performed on the top and bottom surfaces of the battery cell.
  • At least one of the top surface and the bottom surface may be in the shape of a stepped plane; in addition, regarding the above-mentioned side detection device 800, the two opposite sides of the battery cell can be visually inspected, and at least one side of the battery cell may be in the shape of a step. Flat shape.
  • the battery core detection system of the embodiment of the present application includes the battery core detection device of the above embodiment
  • the specific implementation and technical effects of the battery core detection system of the embodiment of the present application can be referred to any of the above implementations.
  • Figure 3 is a schematic diagram of a system architecture platform for executing a control method for a battery core detection system provided by an embodiment of the present application.
  • the system architecture platform 900 in this embodiment of the present application includes one or more processors 910 and a memory 920.
  • processors 910 and a memory 920 are taken as an example.
  • the processor 910 and the memory 920 may be connected through a bus or other means.
  • the connection through a bus is taken as an example.
  • the memory 920 can be used to store non-transitory software programs and non-transitory computer executable programs.
  • memory 920 may include high-speed random access memory and may also include non-transitory memory, such as at least one magnetic disk storage device, flash memory device, or other non-transitory solid-state storage device.
  • the memory 920 optionally includes memory 920 located remotely relative to the processor 910, and these remote memories can be connected to the system architecture platform 900 through a network. Examples of the above-mentioned networks include but are not limited to the Internet, intranets, local area networks, mobile communication networks and combinations thereof.
  • the device structure shown in Figure 3 does not constitute a limitation on the system architecture platform 900, and may include more or fewer components than shown, or combine certain components, or arrange different components. .
  • the processor 910 can be used to call the control program of the battery detection system stored in the memory 920, thereby implementing the control method of the battery detection system.
  • Figure 4 is a flow chart of a control method of a battery core detection system provided by an embodiment of the present application.
  • the control method of the battery core detection system can be applied to the above-mentioned battery core detection system, and the control method includes but is not limited to step S100.
  • Step S100 The battery cells are transported through the transmission device according to a preset detection sequence, where the preset detection sequence is arranged by a backside detection device, a bottom and top detection device, a front detection device and a side detection device.
  • embodiments of the present application can transport battery cells through a transmission device, in which the preset detection sequence is arranged by a back surface detection device, a bottom and top surface detection device, a front detection device and a side detection device. Therefore, during the appearance inspection of battery cells, the embodiment of the present application can automatically transmit the battery cells through the transmission device, which can greatly improve the overall inspection efficiency.
  • the preset detection sequence can be the detection sequence from the back surface detection device, the bottom top surface detection device, the front detection device to the side detection device; it can also be the detection sequence from the bottom top surface detection device, the front detection device, the side detection device to The detection sequence of the reverse side detection device can also be any other combination of detection sequences.
  • the embodiment of the present application does not specifically limit the preset detection sequence.
  • the above-mentioned transmission device may be a conveyor belt, a robotic arm, or other structural methods.
  • the embodiment of the present application does not specifically limit the structural type of the transmission device.
  • control method of the battery core detection system in the embodiment of the present application corresponds to the battery core detection system of the above-mentioned embodiment
  • specific implementation and technical effects of the control method of the battery core detection system in the embodiment of the present application are , reference may be made to the specific implementation manner and technical effects of the battery core detection system of any of the above embodiments.
  • FIG. 5 is a flow chart of a control method of a battery core detection system provided by another embodiment of the present application.
  • the transmission device transmits the battery cells according to a preset detection sequence, including but not limited to step S200, step S300, step S400, and step S500.
  • Step S200 Move the battery cell from the first position to the reverse side detection device through the transmission device, and detect the reverse side of the battery cell through the reverse side detection device;
  • Step S300 Move the battery cell from the reverse surface detection device to the bottom top surface detection device through the transmission device, and detect the bottom top surface and the sides of the bottom top surface of the battery cell through the bottom top surface detection device, where the bottom surface
  • the top surface includes the top surface and the bottom surface, and the top surface and/or the bottom surface are multi-layer stepped planes;
  • Step S400 Move the battery cell from the bottom and top surface detection device to the front detection device through the transmission device, and detect the front side of the battery cell through the front detection device;
  • Step S500 Move the battery cell from the front detection device to the side detection device through the transmission device, and detect the side and sides of the battery cell through the side detection device, where the side includes a first side and a second side. , the first side and/or the second side are multi-layer stepped planes.
  • the embodiment of the present application can sequentially perform appearance inspection on the back, bottom, top, front and side surfaces of the battery cell.
  • the back and front surfaces of the battery cell can be in a single plane shape, and the top surface of the battery cell can be At least one of the bottom surface and the bottom surface may be in a stepped plane shape, and at least one side surface of the battery cell may be in a stepped plane shape.
  • FIG. 6 is a flow chart of a control method of a battery core detection system provided by another embodiment of the present application.
  • the transmission device includes but is not limited to the first back-side transmission component and the second back-side transmission component; in addition, regarding the above-mentioned step S200, the battery cell is moved from the first position to the back-side detection device through the transmission device, and passed through the back-side detection device.
  • the detection device detects the reverse side of the battery cell, including but not limited to step S610, step S620 and step S630.
  • Step S610 within the first time period of the preset timing period, control the first reverse transmission component to move the first battery cell from the first position to the second position;
  • Step S620 During the second time period of the preset timing period, control the reverse surface detection device to detect the reverse surface of the first battery cell located at the second position, and control the second reverse surface transmission component to transfer the second battery cell from the second battery cell to the second battery cell. One position moves to the second position;
  • Step S630 During the third time period of the preset timing period, control the first backside transmission component to move the first battery cell from the second position to the third position, and control the backside detection device to detect the second battery cell located at the second position. The reverse side of the battery cell is detected, and then the second reverse transmission component is controlled to move the second battery cell from the second position to the third position.
  • the embodiment of the present application can simultaneously detect two battery cells in one timing cycle through dual transmission channels during the reverse detection process, which greatly improves the efficiency of reverse detection.
  • FIG. 7 is a flow chart of a control method of a battery core detection system provided by another embodiment of the present application.
  • the above-mentioned transmission device includes but is not limited to the rotation adjustment component; in addition, regarding the detection of the side and side edges of the battery cell by the side detection device in the above-mentioned step S500, it includes but is not limited to step S710 and step S720.
  • Step S710 Control the rotation target angle of the battery cell by rotating the adjustment component, so that the side of the battery cell is aligned with the first camera of the side detection device and the side of the battery cell is aligned with the second camera of the side detection device;
  • Step S720 Use the first camera to detect the side of the battery cell, and use the second camera to detect the side of the battery cell.
  • the embodiment of the present application can adjust the placement position of the battery cells by rotating the adjustment component after completing the front appearance inspection, so that during the subsequent side inspection process, the side of the battery cells can be aligned with the side inspection device
  • the first camera of the battery cell is aligned with the second camera of the side detection device.
  • Figure 8 is a flow chart of a control method of a battery core detection system provided by another embodiment of the present application.
  • the transmission device includes but is not limited to the first re-inspection transmission part and the second re-inspection transmission part; in addition, after the side and side edges of the battery cells are detected by the side detection device in step S500, , the control method also includes but is not limited to step S810 and step S820.
  • Step S810 Move the target battery cell from the side detection device to the second re-inspection transmission part through the first re-inspection and transmission part, where the target battery cell is composed of a reverse surface detection device, a bottom and top surface detection device, a front detection device and Unqualified battery cells determined by side detection devices;
  • Step S820 Move the target battery cell to the first position through the second re-inspection transmission component, so that the transmission device moves the target battery cell from the first position to the reverse side detection device again.
  • the embodiment of the present application can determine that the current battery cell is an unqualified battery cell if the back surface detection device, bottom and top surface detection device, front detection device and side detection device determine that the current battery cell is an unqualified battery cell.
  • the unqualified battery cells will be re-transmitted to the first location through the first re-inspection transmission component and the second re-inspection transmission component, and the appearance of the unqualified battery cells will be inspected again.
  • the overall steps of the control method of the battery core detection system in the embodiment of the present application include steps one to five.
  • the overall detection schematic diagram and timing diagram can be shown in Figure 9 and Figure 10 respectively.
  • the steps one to five are as follows:
  • Step 1 Reverse detection process: Grab the battery cells by controlling the manipulator and sucking the vacuum through the suction cup, then control the battery cells to move to the reverse detection station, and then use the reverse detection device to inspect the reverse body and reverse side of the battery cells. The pole lug is photographed and inspected. When the inspection is completed, the battery cell is grasped by controlling the manipulator and sucking the vacuum through the suction cup, and is controlled to the discharge position; finally, the manipulator breaks the vacuum and returns to motion. In step one, the reverse side of the battery core is detected, and the two batteries can be detected within a timing cycle of 3 seconds through dual transmission channels, so that the detection time is controlled to 3 seconds.
  • Step 2 The detection process of the corners and head and tail, that is, the above-mentioned bottom and top surface detection process: grasp the battery cells by controlling the manipulator and sucking the vacuum through the suction cup, and move the battery cells to the corners and head and tail for inspection. At the work station, the corners, head and tail of the battery are then detected through the bottom and top surface detection device. When the detection is completed, the manipulator breaks the vacuum and returns to motion. In step two, the corners and head and tail of the battery are detected. Multiple cameras are used to detect each corner and side of the "L" to achieve the corner head detection of the "L".
  • Step 3 Frontal detection process: Use the frontal detection device to take photos and detect the frontal body and frontal tabs of the battery cells. In step three, the front-side detection of the battery is implemented.
  • Step 4 The detection process of the long side, that is, the above-mentioned side detection process: grasp the battery cells by controlling the manipulator and sucking the vacuum through the suction cup, rotate the battery cells 90°, and then inspect the long side through the side detection device. While performing the inspection, the robot is controlled to grab the battery cell by sucking the vacuum through the suction cup and rotated 90° back to its original position. Then the robot breaks the vacuum and returns to motion. In step four, the long side of the battery is detected, and the long side is rotated to the camera for detection by rotating the manipulator.
  • Step 5 Re-inspection process: PPU (100mm) is moved from the transfer position to the retrieval position, absorbs the battery cells, PPU (300mm) is moved from the retrieval position to the re-inspection strap, breaks the vacuum, and PPU (100mm) is moved from the discharge position Transfer to transfer location.
  • unqualified products can be re-inspected by moving to the re-inspection strap to improve detection accuracy.
  • shaded portions, plane A and side B in FIG. 9 are parts that can be detected.
  • the battery can be comprehensively inspected through reverse inspection, corner and head and tail inspection, front inspection, and long side inspection; the appearance inspection method and the inspection of the complete machine can be carried out on one production line Conduct comprehensive testing on batteries, especially "L” batteries, and improve battery testing efficiency through timing control.
  • the battery core detection system includes: a processor, a memory, and a computer program stored in the memory and executable on the processor.
  • the processor and memory may be connected via a bus or other means.
  • controller in this embodiment may include the processor and memory in the embodiment shown in Figure 3. Both belong to the same application concept, so they have the same implementation principles and beneficial effects. No further details will be given.
  • the non-transient software programs and instructions required to implement the control method of the battery core detection system of the above embodiment are stored in the memory. When executed by the processor, the control method of the battery core detection system of the above embodiment is executed.
  • the battery cell detection device of the embodiment of the present application can perform appearance inspection on multiple step planes through multiple first cameras, and can also perform appearance inspection on the multiple step planes.
  • Multiple second cameras are used to perform appearance inspection on the sides of multiple step planes respectively. Therefore, the embodiment of the present application can comprehensively perform appearance inspection on unconventional shaped battery cells with multiple levels of step planes, improving appearance inspection. accuracy and reliability.
  • the battery cells can be automatically transmitted through the transmission device, which can greatly improve the overall inspection efficiency.
  • controller of the embodiment of the present application can execute the control method of the battery cell detection system of the above embodiment
  • specific implementation and technical effects of the controller of the embodiment of the present application can be referred to any of the above implementations.
  • the specific implementation and technical effects of the control method of the battery core detection system of the example can be referred to any of the above implementations.
  • the battery core detection system includes but is not limited to the controller of the above embodiment.
  • the battery cell detection device of the embodiment of the present application can perform appearance inspection on multiple step planes through multiple first cameras, and can also perform appearance inspection on the multiple step planes.
  • Multiple second cameras are used to perform appearance inspection on the sides of multiple step planes respectively. Therefore, the embodiment of the present application can comprehensively perform appearance inspection on unconventional shaped battery cells with multiple levels of step planes, improving appearance inspection. accuracy and reliability.
  • the battery cells can be automatically transmitted through the transmission device, which can greatly improve the overall inspection efficiency.
  • the battery core detection system of the embodiment of the present application includes the controller of the above embodiment, and the controller of the above embodiment can execute the control method of the battery core detection system of the above embodiment, therefore, the embodiment of the present application
  • the embodiment of the present application For the specific implementation and technical effects of the battery core detection system, reference may be made to the specific implementation and technical effects of the control method of the battery core detection system in any of the above embodiments.
  • one embodiment of the present application also provides a computer-readable storage medium that stores computer-executable instructions, and the computer-executable instructions are used to execute the above-mentioned control method of the battery core detection system. Exemplarily, the above-described method steps in Figures 4 to 8 are performed.
  • the battery cell detection device of the embodiment of the present application can perform appearance inspection on multiple step planes through multiple first cameras, and can also perform appearance inspection on the multiple step planes.
  • Multiple second cameras are used to perform appearance inspection on the sides of multiple step planes respectively. Therefore, the embodiment of the present application can comprehensively perform appearance inspection on unconventional shaped battery cells with multiple levels of step planes, improving appearance inspection. accuracy and reliability.
  • the battery cells can be automatically transmitted through the transmission device, which can greatly improve the overall inspection efficiency.
  • the computer-readable storage medium of the embodiment of the present application can implement the control method of the battery core detection system of the above-mentioned embodiment
  • the specific implementation methods and technical effects of the computer-readable storage medium of the embodiment of the present application are: Reference may be made to the specific implementation and technical effects of the control method of the battery core detection system in any of the above embodiments.
  • Computer storage media includes, but is not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, Digital Versatile Disk (DVD) or other optical disk storage, magnetic cassettes, tapes, disk storage or other magnetic storage devices, or may Any other medium used to store the desired information and that can be accessed by a computer.
  • communication media typically includes computer readable instructions, data structures, program modules or other data in a modulated data signal such as a carrier wave or other transport mechanism, and may include any information delivery media .

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Abstract

一种电芯检测系统及其控制方法、控制器和存储介质，包括反面检测装置(500)、正面检测装置(700)、底顶面检测装置(600)、侧面检测装置(800)和传输装置，传输装置用于将电池电芯在反面检测装置(500)、正面检测装置(700)、底顶面检测装置(600)和侧面检测装置(800)之间进行传输；对于设置有多层梯级平面的电池电芯，底顶面检测装置(600)和侧面检测装置(800)能够通过多个第一摄像头(200)对多个梯级平面分别进行外观检测，同时还能够通过多个第二摄像头(300)对多个梯级平面的侧边分别进行外观检测。因此，能够全面地对设置有多层梯级平面的非常规形状的电池电芯进行外观检测，提高外观检测的准确率和可靠性。另外，能够通过传输装置自动传输电池电芯，能够大大提高整体的检测效率。

Description

电芯检测系统及其控制方法、控制器和存储介质 技术领域
本申请属于电池制造设备技术领域，尤其涉及一种电芯检测系统及其控制方法、控制器和存储介质。
背景技术
在相关技术中，对于设置有多层梯级平面的非常规形状的电池电芯，例如设置有两层梯级平面的L型电芯，目前并没有与其适配的外观检测方法，若采用普通矩形电池电芯对应的检测方法对上述非常规形状的电池电芯进行检测，则难以检测到电池电芯的部分位置的图像，从而无法全面地对非常规形状的电池电芯进行检测。另外，对于电池电芯的外观检测，现有技术中往往需要通过多个工位在不同设备中进行外观检测，检测效率低。
发明内容
以下是对本文详细描述的主题的概述。本概述并非是为了限制权利要求的保护范围。
本申请实施例提供了一种电芯检测系统及其控制方法、控制器和存储介质，不但能够全面地对设置有多层梯级平面的非常规形状的电池电芯进行外观检测，而且还能够提高整体系统的外观检测效率。
第一方面，本申请实施例提供了一种电芯检测系统，用于检测设置有多层梯级平面的电池电芯，所述电芯检测系统包括：反面检测装置，用于对电池电芯的反面进行检测；正面检测装置，用于对所述电池电芯的正面进行检测；底顶面检测装置，用于对所述电池电芯的底面和顶面进行检测；侧面检测装置，用于对所述电池电芯的侧面进行检测；传输装置，用于将所述电池电芯在所述反面检测装置、所述正面检测装置、所述底顶面检测装置和所述侧面检测装置之间进行传输；其中，所述底顶面检测装置和所述侧面检测装置均包括底座、多个第一摄像头和多个第二摄像头，多个第一摄像头设置于所述底座，所述第一摄像头和所述梯级平面一一对应，所述第一摄像头用于采集对应的所述梯级平面的图像信息；多个第二摄像头设置于所述底座，所述第二摄像头用于采集所述梯级平面的侧边的图像信息，所述第二摄像头和所述侧边一一对应。
在一些实施例中，所述底顶面检测装置和所述侧面检测装置均还包括多个驱动机构，所 述驱动机构和所述第一摄像头一一对应，所述第一摄像头通过所述驱动机构安装在所述底座上，所述驱动机构用于调整所述第一摄像头的安装位置。
在一些实施例中，所述底顶面检测装置和所述侧面检测装置均还包括多个照明组件，所述照明组件和所述第二摄像头一一对应，所述照明组件安装在所述底座上，所述照明组件的发光方向朝向所述侧边。
第二方面，本申请实施例还提供了一种电芯检测系统的控制方法，应用于如上述第一方面所述的电芯检测系统，所述控制方法包括：通过所述传输装置按照预设检测顺序对电池电芯进行传输，其中，所述预设检测顺序由所述反面检测装置、所述底顶面检测装置、所述正面检测装置和所述侧面检测装置排列得到。
在一些实施例中，所述通过所述传输装置按照预设检测顺序对电池电芯进行传输，包括：通过所述传输装置将所述电池电芯由第一位置移动至所述反面检测装置，并通过所述反面检测装置对所述电池电芯的反面进行检测；通过所述传输装置将所述电池电芯由所述反面检测装置移动至所述底顶面检测装置，并通过所述底顶面检测装置对所述电池电芯的底顶面和所述底顶面的侧边进行检测，其中，所述底顶面包括顶面和底面，所述顶面和/或所述底面为多层梯级平面；通过所述传输装置将所述电池电芯由所述底顶面检测装置移动至所述正面检测装置，并通过所述正面检测装置对所述电池电芯的正面进行检测；通过所述传输装置将所述电池电芯由所述正面检测装置移动至所述侧面检测装置，并通过所述侧面检测装置对所述电池电芯的侧面和所述侧面的侧边进行检测，其中，所述侧面包括第一侧面和第二侧面，所述第一侧面和/或所述第二侧面为多层梯级平面。
在一些实施例中，所述传输装置包括第一反面传输部件和第二反面传输部件；所述通过所述传输装置将所述电池电芯由第一位置移动至所述反面检测装置，并通过所述反面检测装置对所述电池电芯的反面进行检测，包括：在预设时序周期的第一时间段内，控制所述第一反面传输部件将第一电池电芯由第一位置移动至第二位置；在所述预设时序周期的第二时间段内，控制所述反面检测装置对位于所述第二位置的所述第一电池电芯的反面进行检测，并控制所述第二反面传输部件将第二电池电芯由所述第一位置向所述第二位置移动；在所述预设时序周期的第三时间段内，控制所述第一反面传输部件将所述第一电池电芯由所述第二位置移动至第三位置，并控制所述反面检测装置对位于所述第二位置的所述第二电池电芯的反面进行检测，再控制所述第二反面传输部件将所述第二电池电芯由所述第二位置向所述第三位置移动。
在一些实施例中，所述传输装置包括转动调整部件；所述通过所述侧面检测装置对所述 电池电芯的侧面和所述侧面的侧边进行检测，包括：通过所述转动调整部件控制所述电池电芯旋转目标角度，以使所述电池电芯的侧面对准所述侧面检测装置的所述第一摄像头以及所述侧面的侧边对准所述侧面检测装置的所述第二摄像头；通过所述第一摄像头对所述电池电芯的侧面进行检测，并通过所述第二摄像头对所述电池电芯的侧面的侧边进行检测。
在一些实施例中，所述传输装置包括第一复检传输部件和第二复检传输部件；在所述通过所述侧面检测装置对所述电池电芯的侧面和所述侧面的侧边进行检测之后，所述控制方法还包括：通过所述第一复检传输部件将目标电池电芯由所述侧面检测装置移动至所述第二复检传输部件，其中，所述目标电池电芯为由所述反面检测装置、所述底顶面检测装置、所述正面检测装置和所述侧面检测装置所确定的不合格的电池电芯；通过所述第二复检传输部件将所述目标电池电芯移动至所述第一位置，以使所述传输装置再次将所述目标电池电芯由所述第一位置移动至所述反面检测装置。
第三方面，本申请实施例还提供了一种控制器，包括存储器、处理器及存储在所述存储器上并可在所述处理器上运行的计算机程序，所述处理器运行所述计算机程序时执行如上述第二方面所述的电芯检测系统的控制方法。
第四方面，本申请实施例还提供了一种计算机可读存储介质，存储有计算机可执行指令，所述计算机可执行指令用于执行如上述第二方面所述的电芯检测系统的控制方法。
本申请实施例的技术方案，包括但不限于如下技术效果：对于设置有多层梯级平面的电池电芯，本申请实施例中的底顶面检测装置和侧面检测装置能够通过多个第一摄像头对多个梯级平面分别进行外观检测，同时还能够通过多个第二摄像头对多个梯级平面的侧边分别进行外观检测，因此，本申请实施例能够全面地对设置有多层梯级平面的非常规形状的电池电芯进行外观检测，提高外观检测的准确率和可靠性。另外，本申请实施例在对电池电芯进行外观检测期间，能够通过传输装置自动传输电池电芯，能够大大提高整体的检测效率。
本申请的其它特征和优点将在随后的说明书中阐述，并且，部分地从说明书中变得显而易见，或者通过实施本申请而了解。本申请的目的和其他优点可通过在说明书、权利要求书以及附图中所特别指出的结构来实现和获得。
附图说明
附图用来提供对本申请技术方案的进一步理解，并且构成说明书的一部分，与本申请的实施例一起用于解释本申请的技术方案，并不构成对本申请技术方案的限制。
图1是本申请一个实施例提供的电芯检测装置的结构示意图；
图2是本申请一个实施例提供的电芯检测系统的结构示意图；
图3是本申请一个实施例提供的用于执行电芯检测系统的控制方法的系统架构平台的示意图；
图4是本申请一个实施例提供的电芯检测系统的控制方法的流程图；
图5是本申请另一个实施例提供的电芯检测系统的控制方法的流程图；
图6是本申请另一个实施例提供的电芯检测系统的控制方法的流程图；
图7是本申请另一个实施例提供的电芯检测系统的控制方法的流程图；
图8是本申请另一个实施例提供的电芯检测系统的控制方法的流程图；
图9是本申请一个实施例提供的电池电芯的检测顺序示意图；
图10是本申请一个实施例提供的电芯检测系统的控制方法的整体时序控制示意图。
具体实施方式
下面详细描述本申请的实施例，所述实施例的示例在附图中示出，其中自始至终相同或类似的标号表示相同或类似的元件或具有相同或类似功能的元件。下面通过参考附图描述的实施例是示例性的，仅用于解释本申请，而不能理解为对本申请的限制。
在本申请的描述中，需要理解的是，涉及到方位描述，例如上、下、前、后、左、右等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本申请和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本申请的限制。
在本申请的描述中，若干的含义是一个或者多个，多个的含义是两个以上，大于、小于、超过等理解为不包括本数，以上、以下、以内等理解为包括本数。如果有描述到第一、第二只是用于区分技术特征为目的，而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量或者隐含指明所指示的技术特征的先后关系。
本申请的描述中，除非另有明确的限定，设置、安装、连接等词语应做广义理解，所属技术领域技术人员可以结合技术方案的具体内容合理确定上述词语在本申请中的具体含义。
在一些情形下，对于设置有多层梯级平面的非常规形状的电池电芯，例如设置有两层梯级平面的L型电芯，目前并没有与其适配的外观检测方法，若采用普通矩形电池电芯对应的检测方法对上述非常规形状的电池电芯进行检测，则难以检测到电池电芯的部分位置的图像，从而无法全面地对非常规形状的电池电芯进行检测。另外，对于电池电芯的外观检测，现有技术中往往需要通过多个工位在不同设备中进行外观检测，检测效率低。
基于上述情况，本申请实施例提供了一种电芯检测装置、电芯检测系统及其控制方法和计算机可读存储介质，不但能够全面地对设置有多层梯级平面的非常规形状的电池电芯进行外观检测，而且还能够提高整体系统的外观检测效率。
下面结合附图，对本申请实施例作进一步阐述。
如图1所示，图1是本申请一个实施例提供的电芯检测装置的结构示意图。
本申请实施例的电芯检测装置用于检测设置有多层梯级平面的电池电芯，该电芯检测装置包括但不限于底座100、多个第一摄像头200和多个第二摄像头300。
具体地，多个第一摄像头200设置于底座100，第一摄像头200和梯级平面一一对应，第一摄像头200用于采集对应的梯级平面的图像信息；多个第二摄像头300设置于底座100，第二摄像头300用于采集梯级平面的侧边的图像信息，第二摄像头300和侧边一一对应。
对于设置有多层梯级平面的电池电芯，本申请实施例的电芯检测装置能够通过多个第一摄像头200对多个梯级平面分别进行外观检测，同时还能够通过多个第二摄像头300对多个梯级平面的侧边分别进行外观检测，因此，本申请实施例能够全面地对设置有多层梯级平面的非常规形状的电池电芯进行外观检测，提高外观检测的准确率和可靠性。
在一实施例中，该电芯检测装置还包括但不限于多个驱动机构，驱动机构和第一摄像头200一一对应，第一摄像头200通过驱动机构安装在底座100上，驱动机构用于调整第一摄像头200的安装位置。
具体地，由于能够分别对各自的梯级平面进行对焦，因此，本申请实施例会在每个第一摄像头200的位置处增设一个驱动机构，在实际拍照过程中，能够通过驱动机构来改变第一摄像头200和梯级平面之间的相对距离，从而实现准确对焦。
在一实施例中，该电芯检测装置还包括但不限于多个照明组件400，照明组件400和第二摄像头300一一对应，照明组件400安装在底座100上，照明组件400的发光方向朝向侧边。
具体地，为了能够清晰地对侧边进行拍照，因此，本申请实施例会在每个第二摄像头300的位置处增设一个照明组件400，在实际拍照过程中，能够通过照明组件400来对梯级平面的侧边的角位进行照明。
基于上述电芯检测装置的硬件结构，提出本申请的电芯检测系统的各个实施例。
如图2所示，图2是本申请一个实施例提供的电芯检测系统的结构示意图。
本申请实施例的电芯检测系统包括但不限于反面检测装置500、正面检测装置700、传输装置和多个上述的电芯检测装置，其中，多个上述的电芯检测装置包括底顶面检测装置600 和侧面检测装置800。
具体地，本申请实施例能够通过传输装置按照预设检测顺序对电池电芯进行传输，其中，预设检测顺序由反面检测装置500、底顶面检测装置600、正面检测装置700和侧面检测装置800排列得到。
需要说明的是，关于上述的反面检测装置500，能够对电池电芯的反面进行外观检测，该电池电芯的反面可以为单一平面状；另外，关于上述的正面检测装置700，能够对电池电芯的正面进行外观检测，该电池电芯的正面可以为单一平面状；另外，关于上述的底顶面检测装置600，能够对电池电芯的顶面和底面进行外观检测，该电池电芯的顶面和底面中的至少一面可以为梯级平面状；另外，关于上述的侧面检测装置800，能够对电池电芯的两个相对的侧面进行外观检测，该电池电芯的至少一个侧面可以为梯级平面状。
值得注意的是，由于本申请实施例的电芯检测系统包括上述实施例的电芯检测装置，因此，本申请实施例的电芯检测系统的具体实施方式和技术效果，可以参照上述任一实施例的电芯检测装置的具体实施方式和技术效果。
基于上述电芯检测装置和电芯检测系统的硬件结构，提出本申请的用于执行电芯检测系统的控制方法的系统架构平台的各个实施例。
如图3所示，图3是本申请一个实施例提供的用于执行电芯检测系统的控制方法的系统架构平台的示意图。
本申请实施例的系统架构平台900包括一个或多个处理器910和存储器920，图3中以一个处理器910及一个存储器920为例。
处理器910和存储器920可以通过总线或者其他方式连接，图3中以通过总线连接为例。
存储器920作为一种非暂态计算机可读存储介质，可用于存储非暂态软件程序以及非暂态性计算机可执行程序。此外，存储器920可以包括高速随机存取存储器，还可以包括非暂态存储器，例如至少一个磁盘存储器件、闪存器件、或其他非暂态固态存储器件。在一些实施方式中，存储器920可选包括相对于处理器910远程设置的存储器920，这些远程存储器可以通过网络连接至该系统架构平台900。上述网络的实例包括但不限于互联网、企业内部网、局域网、移动通信网及其组合。
本领域技术人员可以理解，图3中示出的装置结构并不构成对系统架构平台900的限定，可以包括比图示更多或更少的部件，或者组合某些部件，或者不同的部件布置。
在图3所示的系统架构平台900中，处理器910可以用于调用存储器920中储存的电芯检测系统的控制程序，从而实现电芯检测系统的控制方法。
基于上述电芯检测装置、电芯检测系统和系统架构平台的硬件结构，提出本申请的电芯检测系统的控制方法的各个实施例。
如图4所示，图4是本申请一个实施例提供的电芯检测系统的控制方法的流程图。该电芯检测系统的控制方法能够应用于上述的电芯检测系统，该控制方法包括但不限于步骤S100。
步骤S100、通过传输装置按照预设检测顺序对电池电芯进行传输，其中，预设检测顺序由反面检测装置、底顶面检测装置、正面检测装置和侧面检测装置排列得到。
具体地，本申请实施例能够通过传输装置对电池电芯进行传输，其中，预设检测顺序由反面检测装置、底顶面检测装置、正面检测装置和侧面检测装置排列得到。因此，本申请实施例在对电池电芯进行外观检测期间，能够通过传输装置自动传输电池电芯，能够大大提高整体的检测效率。
需要说明的是，预设检测顺序可以是由反面检测装置、底顶面检测装置、正面检测装置到侧面检测装置的检测顺序；也可以是底顶面检测装置、正面检测装置、侧面检测装置到反面检测装置的检测顺序；也可以是其他任意组合的检测顺序，本申请实施例对预设检测顺序不作具体限定。
可以理解的是，关于上述的传输装置，可以是输送带，可以是机械臂，也可以是其他结构方式，本申请实施例对传输装置的结构类型不作具体限定。
值得注意的是，由于本申请实施例的电芯检测系统的控制方法对应于上述实施例的电芯检测系统，因此，本申请实施例的电芯检测系统的控制方法的具体实施方式和技术效果，可以参照上述任一实施例的电芯检测系统的具体实施方式和技术效果。
另外，如图5所示，图5是本申请另一个实施例提供的电芯检测系统的控制方法的流程图。关于上述步骤S100中的通过传输装置按照预设检测顺序对电池电芯进行传输，包括但不限于步骤S200、步骤S300、步骤S400、步骤S500。
步骤S200、通过传输装置将电池电芯由第一位置移动至反面检测装置，并通过反面检测装置对电池电芯的反面进行检测；
步骤S300、通过传输装置将电池电芯由反面检测装置移动至底顶面检测装置，并通过底顶面检测装置对电池电芯的底顶面和底顶面的侧边进行检测，其中，底顶面包括顶面和底面，顶面和/或底面为多层梯级平面；
步骤S400、通过传输装置将电池电芯由底顶面检测装置移动至正面检测装置，并通过正面检测装置对电池电芯的正面进行检测；
步骤S500、通过传输装置将电池电芯由正面检测装置移动至侧面检测装置，并通过侧面 检测装置对电池电芯的侧面和侧面的侧边进行检测，其中，侧面包括第一侧面和第二侧面，第一侧面和/或第二侧面为多层梯级平面。
具体地，本申请实施例能够依次对电池电芯的反面、底顶面、正面和侧面进行外观检测，其中，该电池电芯的反面和正面可以为单一平面状，该电池电芯的顶面和底面中的至少一面可以为梯级平面状，该电池电芯的至少一个侧面可以为梯级平面状。
另外，如图6所示，图6是本申请另一个实施例提供的电芯检测系统的控制方法的流程图。关于上述的传输装置，包括但不限于第一反面传输部件和第二反面传输部件；另外，关于上述步骤S200中的通过传输装置将电池电芯由第一位置移动至反面检测装置，并通过反面检测装置对电池电芯的反面进行检测，包括但不限于步骤S610、步骤S620和步骤S630。
步骤S610、在预设时序周期的第一时间段内，控制第一反面传输部件将第一电池电芯由第一位置移动至第二位置；
步骤S620、在预设时序周期的第二时间段内，控制反面检测装置对位于第二位置的第一电池电芯的反面进行检测，并控制第二反面传输部件将第二电池电芯由第一位置向第二位置移动；
步骤S630、在预设时序周期的第三时间段内，控制第一反面传输部件将第一电池电芯由第二位置移动至第三位置，并控制反面检测装置对位于第二位置的第二电池电芯的反面进行检测，再控制第二反面传输部件将第二电池电芯由第二位置向第三位置移动。
具体地，本申请实施例能够在反面检测过程中，通过双传输通道的方式，在一个时序周期内同时对两个电池电芯进行检测，大大提高了反面检测效率。
另外，如图7所示，图7是本申请另一个实施例提供的电芯检测系统的控制方法的流程图。关于上述的传输装置，包括但不限于转动调整部件；另外，关于上述步骤S500中的通过侧面检测装置对电池电芯的侧面和侧面的侧边进行检测，包括但不限于步骤S710和步骤S720。
步骤S710、通过转动调整部件控制电池电芯旋转目标角度，以使电池电芯的侧面对准侧面检测装置的第一摄像头以及侧面的侧边对准侧面检测装置的第二摄像头；
步骤S720、通过第一摄像头对电池电芯的侧面进行检测，并通过第二摄像头对电池电芯的侧面的侧边进行检测。
具体地，本申请实施例能够在完成正面外观检测后，通过转动调整部件来调整电池电芯的摆放方位，从而在后续的侧面检测过程中，可以使得电池电芯的侧面对准侧面检测装置的第一摄像头，并且使得电池电芯的侧面的侧边对准侧面检测装置的第二摄像头。
另外，如图8所示，图8是本申请另一个实施例提供的电芯检测系统的控制方法的流程 图。关于上述的传输装置，包括但不限于第一复检传输部件和第二复检传输部件；另外，在上述步骤S500中的通过侧面检测装置对电池电芯的侧面和侧面的侧边进行检测之后，该控制方法还包括但不限于步骤S810和步骤S820。
步骤S810、通过第一复检传输部件将目标电池电芯由侧面检测装置移动至第二复检传输部件，其中，目标电池电芯为由反面检测装置、底顶面检测装置、正面检测装置和侧面检测装置所确定的不合格的电池电芯；
步骤S820、通过第二复检传输部件将目标电池电芯移动至第一位置，以使传输装置再次将目标电池电芯由第一位置移动至反面检测装置。
具体地，本申请实施例能够在完成所有外观检测之后，若反面检测装置、底顶面检测装置、正面检测装置和侧面检测装置确定当前的电池电芯为不合格的电池电芯，那么本申请实施例就会通过第一复检传输部件和第二复检传输部件将不合格的电池电芯重新传输至第一位置，再次对不合格的电池电芯进行外观检测。
基于上述各个实施例的电芯检测系统的控制方法，下面分别提出本申请的电芯检测系统的控制方法的整体实施例。
具体地，本申请实施例的电芯检测系统的控制方法的整体步骤包括步骤一至步骤五，其整体检测示意图和时序示意图可以分别如图9和图10所示，该步骤一至步骤五分别如下：
步骤一、反面检测过程：通过控制机械手并通过吸盘吸真空的方式来抓取电池电芯，然后控制电池电芯移动至反面检测工位，接着通过反面检测装置对电池电芯的反面主体和反面极耳进行拍照检测，当检测完成之后，再通过控制机械手并通过吸盘吸真空的方式来抓取电池电芯，控制至放料位；最后机械手破真空并返回运动。在步骤一中,实现电芯的反面检测，且可通过双传输通道，在一个时序周期3秒内，对两个电池进行检测，使检测时间控制在3秒。
步骤二、角位和头尾部的检测过程，即上述的底顶面检测过程：通过控制机械手并通过吸盘吸真空的方式来抓取电池电芯，将电池电芯移动至角位和头尾部检测工位，接着通过底顶面检测装置对电池的角位和头尾部进行检测，当检测完成之后，机械手破真空并返回运动。在步骤二中，实现电池的角位和头尾部的检测，通过多个摄像头，分别针对“L”的各角位，各侧边进行检测，实现“L”的角位头部检测。
步骤三、正面检测过程：通过正面检测装置对电池电芯的正面主体和正面极耳进行拍照检测。在步骤三中，实现对电池的正面检测。
步骤四、长侧边的检测过程，即上述的侧面检测过程：通过控制机械手并通过吸盘吸真 空的方式来抓取电池电芯，将电池电芯旋转90°，然后通过侧面检测装置对长侧边进行检测，接着通过控制机械手并通过吸盘吸真空的方式来抓取电池电芯并旋转90°回到原来的方位，接着机械手破真空并返回运动。在步骤四中，实现对电池长侧边检测，通过机械手旋转，使长侧边旋转至摄像头处进行检测。
步骤五、复检过程：PPU(100mm)从中转位置移送至取料位置、吸取电芯、PPU(300mm)从取料位置移送至复检拉带、破真空、PPU(100mm)从放料位置移送中转位置。在步骤五中，能够对检测不合格产品可通过移动到复检拉带进行复检，提高检测准确率。
其中，需要说明的是，关于图9中的阴影部分以及平面A和侧边B，为能够被检测到的部位。
根据本申请实施例的技术方案，能够通过反面检测、角位和头尾部检测、正面检测、长侧边检测，对电池进行全方位的检测；外观检测方法及检测整机，在一条产线上对电池，特别是对“L”电池进行全方位检测，且通过时序控制，使电池检测效率提高。
基于上述的电芯检测装置、电芯检测系统以及电芯检测系统的控制方法，下面分别提出本申请的控制器、电芯检测系统和计算机可读存储介质的各个实施例。
另外，本申请的一个实施例提供了一种控制器，该电芯检测系统包括：处理器、存储器及存储在存储器上并可在处理器上运行的计算机程序。
处理器和存储器可以通过总线或者其他方式连接。
需要说明的是，本实施例中的控制器，可以包括如图3所示实施例中的处理器和存储器，两者属于相同的申请构思，因此两者具有相同的实现原理以及有益效果，此处不再详述。
实现上述实施例的电芯检测系统的控制方法所需的非暂态软件程序以及指令存储在存储器中，当被处理器执行时，执行上述实施例的电芯检测系统的控制方法。
根据本申请实施例的技术方案，对于设置有多层梯级平面的电池电芯，本申请实施例的电芯检测装置能够通过多个第一摄像头对多个梯级平面分别进行外观检测，同时还能够通过多个第二摄像头对多个梯级平面的侧边分别进行外观检测，因此，本申请实施例能够全面地对设置有多层梯级平面的非常规形状的电池电芯进行外观检测，提高外观检测的准确率和可靠性。另外，本申请实施例在对电池电芯进行外观检测期间，能够通过传输装置自动传输电池电芯，能够大大提高整体的检测效率。
值得注意的是，由于本申请实施例的控制器能够执行上述实施例的电芯检测系统的控制方法，因此，本申请实施例的控制器的具体实施方式和技术效果，可以参照上述任一实施例的电芯检测系统的控制方法的具体实施方式和技术效果。
另外，本申请的一个实施例提供了一种电芯检测系统，该电芯检测系统包括但不限于上述实施例的控制器。
根据本申请实施例的技术方案，对于设置有多层梯级平面的电池电芯，本申请实施例的电芯检测装置能够通过多个第一摄像头对多个梯级平面分别进行外观检测，同时还能够通过多个第二摄像头对多个梯级平面的侧边分别进行外观检测，因此，本申请实施例能够全面地对设置有多层梯级平面的非常规形状的电池电芯进行外观检测，提高外观检测的准确率和可靠性。另外，本申请实施例在对电池电芯进行外观检测期间，能够通过传输装置自动传输电池电芯，能够大大提高整体的检测效率。
值得注意的是，由于本申请实施例的电芯检测系统包括上述实施例的控制器，而上述实施例的控制器能够执行上述实施例的电芯检测系统的控制方法，因此，本申请实施例的电芯检测系统的具体实施方式和技术效果，可以参照上述任一实施例的电芯检测系统的控制方法的具体实施方式和技术效果。
此外，本申请的一个实施例还提供了一种计算机可读存储介质，该计算机可读存储介质存储有计算机可执行指令，计算机可执行指令用于执行上述的电芯检测系统的控制方法。示例性地，执行以上描述的图4至图8中的方法步骤。
根据本申请实施例的技术方案，对于设置有多层梯级平面的电池电芯，本申请实施例的电芯检测装置能够通过多个第一摄像头对多个梯级平面分别进行外观检测，同时还能够通过多个第二摄像头对多个梯级平面的侧边分别进行外观检测，因此，本申请实施例能够全面地对设置有多层梯级平面的非常规形状的电池电芯进行外观检测，提高外观检测的准确率和可靠性。另外，本申请实施例在对电池电芯进行外观检测期间，能够通过传输装置自动传输电池电芯，能够大大提高整体的检测效率。
值得注意的是，由于本申请实施例的计算机可读存储介质能够实现上述实施例的电芯检测系统的控制方法，因此，本申请实施例的计算机可读存储介质的具体实施方式和技术效果，可以参照上述任一实施例的电芯检测系统的控制方法具体实施方式和技术效果。
本领域普通技术人员可以理解，上文中所公开方法中的全部或某些步骤、系统可以被实施为软件、固件、硬件及其适当的组合。某些物理组件或所有物理组件可以被实施为由处理器，如中央处理器、数字信号处理器或微处理器执行的软件，或者被实施为硬件，或者被实施为集成电路，如专用集成电路。这样的软件可以分布在计算机可读介质上，计算机可读介质可以包括计算机存储介质(或非暂时性介质)和通信介质(或暂时性介质)。如本领域普通技术人员公知的，术语计算机存储介质包括在用于存储信息(诸如计算机可读指令、数据 结构、程序模块或其他数据)的任何方法或技术中实施的易失性和非易失性、可移除和不可移除介质。计算机存储介质包括但不限于RAM、ROM、EEPROM、闪存或其他存储器技术、CD-ROM、数字多功能盘(DVD)或其他光盘存储、磁盒、磁带、磁盘存储或其他磁存储装置、或者可以用于存储期望的信息并且可以被计算机访问的任何其他的介质。此外，本领域普通技术人员公知的是，通信介质通常包括计算机可读指令、数据结构、程序模块或者诸如载波或其他传输机制之类的调制数据信号中的其他数据，并且可包括任何信息递送介质。
以上是对本申请的较佳实施进行了具体说明，但本申请并不局限于上述实施方式，熟悉本领域的技术人员在不违背本申请精神的共享条件下还可作出种种等同的变形或替换，这些等同的变形或替换均包括在本申请权利要求所限定的范围内。

Claims (10)

  1. 一种电芯检测系统，其特征在于，用于检测设置有多层梯级平面的电池电芯，所述电芯检测系统包括：
    反面检测装置，用于对电池电芯的反面进行检测；
    正面检测装置，用于对所述电池电芯的正面进行检测；
    底顶面检测装置，用于对所述电池电芯的底面和顶面进行检测；
    侧面检测装置，用于对所述电池电芯的侧面进行检测；
    传输装置，用于将所述电池电芯在所述反面检测装置、所述正面检测装置、所述底顶面检测装置和所述侧面检测装置之间进行传输；
    其中，所述底顶面检测装置和所述侧面检测装置均包括底座、多个第一摄像头和多个第二摄像头，多个第一摄像头设置于所述底座，所述第一摄像头和所述梯级平面一一对应，所述第一摄像头用于采集对应的所述梯级平面的图像信息；多个第二摄像头设置于所述底座，所述第二摄像头用于采集所述梯级平面的侧边的图像信息，所述第二摄像头和所述侧边一一对应。
  2. 根据权利要求1所述的电芯检测系统，其特征在于，所述底顶面检测装置和所述侧面检测装置均还包括多个驱动机构，所述驱动机构和所述第一摄像头一一对应，所述第一摄像头通过所述驱动机构安装在所述底座上，所述驱动机构用于调整所述第一摄像头的安装位置。
  3. 根据权利要求1所述的电芯检测系统，其特征在于，所述底顶面检测装置和所述侧面检测装置均还包括多个照明组件，所述照明组件和所述第二摄像头一一对应，所述照明组件安装在所述底座上，所述照明组件的发光方向朝向所述侧边。
  4. 一种电芯检测系统的控制方法，其特征在于，应用于权利要求1至3中任意一项所述的电芯检测系统，所述控制方法包括：
    通过所述传输装置按照预设检测顺序对电池电芯进行传输，其中，所述预设检测顺序由所述反面检测装置、所述底顶面检测装置、所述正面检测装置和所述侧面检测装置排列得到。
  5. 根据权利要求4所述的控制方法，其特征在于，所述通过所述传输装置按照预设检测顺序对电池电芯进行传输，包括：
    通过所述传输装置将所述电池电芯由第一位置移动至所述反面检测装置，并通过所述反面检测装置对所述电池电芯的反面进行检测；
    通过所述传输装置将所述电池电芯由所述反面检测装置移动至所述底顶面检测装置，并通过所述底顶面检测装置对所述电池电芯的底顶面和所述底顶面的侧边进行检测，其中，所 述底顶面包括顶面和底面，所述顶面和/或所述底面为多层梯级平面；
    通过所述传输装置将所述电池电芯由所述底顶面检测装置移动至所述正面检测装置，并通过所述正面检测装置对所述电池电芯的正面进行检测；
    通过所述传输装置将所述电池电芯由所述正面检测装置移动至所述侧面检测装置，并通过所述侧面检测装置对所述电池电芯的侧面和所述侧面的侧边进行检测，其中，所述侧面包括第一侧面和第二侧面，所述第一侧面和/或所述第二侧面为多层梯级平面。
  6. 根据权利要求5所述的控制方法，其特征在于，所述传输装置包括第一反面传输部件和第二反面传输部件；所述通过所述传输装置将所述电池电芯由第一位置移动至所述反面检测装置，并通过所述反面检测装置对所述电池电芯的反面进行检测，包括：
    在预设时序周期的第一时间段内，控制所述第一反面传输部件将第一电池电芯由第一位置移动至第二位置；
    在所述预设时序周期的第二时间段内，控制所述反面检测装置对位于所述第二位置的所述第一电池电芯的反面进行检测，并控制所述第二反面传输部件将第二电池电芯由所述第一位置向所述第二位置移动；
    在所述预设时序周期的第三时间段内，控制所述第一反面传输部件将所述第一电池电芯由所述第二位置移动至第三位置，并控制所述反面检测装置对位于所述第二位置的所述第二电池电芯的反面进行检测，再控制所述第二反面传输部件将所述第二电池电芯由所述第二位置向所述第三位置移动。
  7. 根据权利要求5所述的控制方法，其特征在于，所述传输装置包括转动调整部件；所述通过所述侧面检测装置对所述电池电芯的侧面和所述侧面的侧边进行检测，包括：
    通过所述转动调整部件控制所述电池电芯旋转目标角度，以使所述电池电芯的侧面对准所述侧面检测装置的所述第一摄像头以及所述侧面的侧边对准所述侧面检测装置的所述第二摄像头；
    通过所述第一摄像头对所述电池电芯的侧面进行检测，并通过所述第二摄像头对所述电池电芯的侧面的侧边进行检测。
  8. 根据权利要求5所述的控制方法，其特征在于，所述传输装置包括第一复检传输部件和第二复检传输部件；在所述通过所述侧面检测装置对所述电池电芯的侧面和所述侧面的侧边进行检测之后，所述控制方法还包括：
    通过所述第一复检传输部件将目标电池电芯由所述侧面检测装置移动至所述第二复检传输部件，其中，所述目标电池电芯为由所述反面检测装置、所述底顶面检测装置、所述正面 检测装置和所述侧面检测装置所确定的不合格的电池电芯；
    通过所述第二复检传输部件将所述目标电池电芯移动至所述第一位置，以使所述传输装置再次将所述目标电池电芯由所述第一位置移动至所述反面检测装置。
  9. 一种控制器，其特征在于，包括存储器、处理器及存储在所述存储器上并可在所述处理器上运行的计算机程序，所述处理器运行所述计算机程序时执行如权利要求4至8中任意一项所述的电芯检测系统的控制方法。
  10. 一种计算机可读存储介质，其特征在于，存储有计算机可执行指令，所述计算机可执行指令用于执行如权利要求4至8中任意一项所述的控制方法。
PCT/CN2022/140030 2022-08-30 2022-12-19 电芯检测系统及其控制方法、控制器和存储介质 WO2024045427A1 (zh)

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Publication number Priority date Publication date Assignee Title
CN115372258A (zh) * 2022-08-30 2022-11-22 广东利元亨智能装备股份有限公司 电芯检测系统及其控制方法、控制器和存储介质

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107402219A (zh) * 2017-08-21 2017-11-28 苏州巨智能装备有限公司 电芯外观视觉检测设备及其检测方法
CN207992073U (zh) * 2018-01-25 2018-10-19 惠州高视科技有限公司 电池电芯外观缺陷检测机构
CN109916916A (zh) * 2019-03-29 2019-06-21 广东利元亨智能装备股份有限公司 外观检测设备
KR102236815B1 (ko) * 2020-10-16 2021-04-06 박영호 이차전지 전극 탭의 누락 및 접힘 결함 검출장치
CN113378743A (zh) * 2021-06-21 2021-09-10 上海商汤科技开发有限公司 极耳检测方法、装置及电子设备
CN113376177A (zh) * 2021-06-21 2021-09-10 上海商汤科技开发有限公司 极耳检测方法、装置及电子设备
CN113624137A (zh) * 2021-08-30 2021-11-09 广东利元亨智能装备股份有限公司 电芯检测方法、布光方法、装置、电子设备及存储介质
CN113776588A (zh) * 2021-08-18 2021-12-10 广州深度感知智能科技有限公司 一种电池同侧极耳检测装置
CN114018941A (zh) * 2021-10-28 2022-02-08 广州超音速自动化科技股份有限公司 一种电池电芯的双通道检测机构
CN114354611A (zh) * 2021-12-03 2022-04-15 广州超音速自动化科技股份有限公司 一种电池电芯检测机构
CN114544651A (zh) * 2022-01-05 2022-05-27 广州超音速自动化科技股份有限公司 电池电芯自动检测装置
CN115372258A (zh) * 2022-08-30 2022-11-22 广东利元亨智能装备股份有限公司 电芯检测系统及其控制方法、控制器和存储介质

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107402219A (zh) * 2017-08-21 2017-11-28 苏州巨智能装备有限公司 电芯外观视觉检测设备及其检测方法
CN207992073U (zh) * 2018-01-25 2018-10-19 惠州高视科技有限公司 电池电芯外观缺陷检测机构
CN109916916A (zh) * 2019-03-29 2019-06-21 广东利元亨智能装备股份有限公司 外观检测设备
KR102236815B1 (ko) * 2020-10-16 2021-04-06 박영호 이차전지 전극 탭의 누락 및 접힘 결함 검출장치
CN113378743A (zh) * 2021-06-21 2021-09-10 上海商汤科技开发有限公司 极耳检测方法、装置及电子设备
CN113376177A (zh) * 2021-06-21 2021-09-10 上海商汤科技开发有限公司 极耳检测方法、装置及电子设备
CN113776588A (zh) * 2021-08-18 2021-12-10 广州深度感知智能科技有限公司 一种电池同侧极耳检测装置
CN113624137A (zh) * 2021-08-30 2021-11-09 广东利元亨智能装备股份有限公司 电芯检测方法、布光方法、装置、电子设备及存储介质
CN114018941A (zh) * 2021-10-28 2022-02-08 广州超音速自动化科技股份有限公司 一种电池电芯的双通道检测机构
CN114354611A (zh) * 2021-12-03 2022-04-15 广州超音速自动化科技股份有限公司 一种电池电芯检测机构
CN114544651A (zh) * 2022-01-05 2022-05-27 广州超音速自动化科技股份有限公司 电池电芯自动检测装置
CN115372258A (zh) * 2022-08-30 2022-11-22 广东利元亨智能装备股份有限公司 电芯检测系统及其控制方法、控制器和存储介质

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