Battery cell overturning and moving device and battery cell testing system

Abstract

The embodiment of the utility model provides a battery cell overturning and moving device and a battery cell testing system, and relates to the technical field of battery manufacturing. Comprising a fixing table, a first driving assembly, a second driving assembly, an overturning assembly and a grabbing assembly. The first driving assembly is arranged on the fixing table, the second driving assembly is connected with the first driving assembly, and the first driving assembly is used for driving the second driving assembly to slide in the first direction; the overturning assembly is connected with the second driving assembly, and the second driving assembly is used for driving the overturning assembly to slide in the second direction; and the grabbing assembly is connected with the overturning assembly, the overturning assembly is used for driving the grabbing assembly to rotate in the third direction, and the grabbing assembly is used for grabbing the battery cell to the battery cell testing device. According to the battery cell overturning device, the battery cell in a vertical state is overturned to be in a horizontal state, position adjustment is carried out on the vertical height and the horizontal distance, and compared with manual operation, the operation efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of battery manufacturing, and in particular relates to a battery cell flipping and moving device and a battery cell testing system. Background Art

[0002] The cell OCV (open circuit voltage) test is a test of the cell circuit voltage, AC internal resistance and shell voltage. It is a very important part of the battery production process and can realize the sorting of battery cells.

[0003] In the OCV test of battery cells, the battery cells are usually required to be placed flat to facilitate the test probe to press the battery cell tabs. Before the test process, the battery cells are usually placed vertically, so it is necessary to add a conversion mechanism to the test station to convert the battery cells from the vertical position to the flat position.

[0004] In the related art, the battery cells are usually flipped over manually to make them lie flat, but the manual operation is inefficient and consumes a lot of labor costs. Utility Model Content

[0005] The purpose of the embodiments of the utility model is to provide a battery cell flipping and moving device and a battery cell testing system, in order to solve the problem of low efficiency of manual operation.

[0006] In order to solve the above technical problems, the utility model is achieved as follows:

[0007] In a first aspect, an embodiment of the utility model provides a battery cell flipping and moving device, comprising a fixing platform, a first driving component, a second driving component, a flipping component and a grabbing component;

[0008] The first driving assembly is disposed on the fixed platform, the second driving assembly is connected to the first driving assembly, and the first driving assembly is used to drive the second driving assembly to slide along a first direction relative to the fixed platform;

[0009] The flip assembly is connected to the second driving assembly, and the second driving assembly is used to drive the flip assembly to slide along a second direction relative to the second driving assembly;

[0010] The grabbing assembly is connected to the flipping assembly, the flipping assembly is used to drive the grabbing assembly to rotate around a third direction, and the grabbing assembly is used to grab the battery cell to a position close to the battery cell testing device.

[0011] Optionally, the first driving assembly includes a first driving motor, a first lead screw and a slider;

[0012] The first drive motor is arranged on the fixed platform, the first lead screw is connected to the first drive motor, the slider is threadedly connected to the first lead screw, the second drive assembly is connected to the slider, and the first drive motor is used to drive the first lead screw to rotate around the first direction and drive the slider to slide along the first direction.

[0013] Optionally, the second driving assembly includes a first driving cylinder and a movable part;

[0014] The first driving cylinder is connected to the slider, the movable part is connected to the first driving cylinder, the first driving cylinder is used to drive the movable part to slide along the second direction, and the flip assembly is connected to the movable part.

[0015] Optionally, the flip assembly includes a second drive motor and a second lead screw;

[0016] The second drive motor is connected to the movable part, the second lead screw is connected to the second drive motor, the grabbing assembly is connected to the second lead screw, and the second drive motor is used to drive the second lead screw and the grabbing assembly to rotate around a third direction.

[0017] Optionally, the grab assembly includes a drive mechanism, a first clamping plate and a second clamping plate;

[0018] The driving mechanism is connected to the third lead screw, and the first clamping plate and the second clamping plate are both connected to the driving mechanism. The driving mechanism is used to drive the first clamping plate and the second clamping plate to move toward each other to grab the battery core.

[0019] Optionally, the driving mechanism is a second driving cylinder or a third driving motor.

[0020] Optionally, the grab assembly further comprises a first movable plate and a second movable plate, and the driving mechanism is a second driving cylinder;

[0021] One end of the second driving cylinder is movably connected to the first movable plate, the first clamping plate is fixedly connected to the first movable plate, the other end of the second driving cylinder is movably connected to the second movable plate, and the second clamping plate is fixedly connected to the second movable plate;

[0022] The second driving cylinder is used to drive the first movable plate and the second movable plate to move toward each other.

[0023] Optionally, the fixed platform is provided with a battery cell receiving position, a battery cell positioning base and a battery cell discharging position;

[0024] The battery cell receiving position is arranged on one side of the fixed platform, the battery cell discharging position is arranged on the other side of the fixed platform, and the battery cell positioning base is used to carry the battery cell to be tested;

[0025] The grabbing assembly is used to grab the battery cell at the battery cell receiving position, and driven by the flipping assembly, the second driving assembly and the first driving assembly, transfer the battery cell to the battery cell positioning base.

[0026] Optionally, the battery cell flipping and moving device further includes a mechanical gripper;

[0027] The mechanical gripper is arranged close to the fixing platform, and is used for grasping the battery core close to the grasping assembly.

[0028] Optionally, there are at least two second driving cylinders, and each of the second driving cylinders is connected to at least one first clamping plate and at least one second clamping plate.

[0029] In a second aspect, an embodiment of the utility model further provides a battery cell testing system, comprising a battery cell testing device and any of the battery cell flipping and moving devices described above;

[0030] The battery cell testing device is connected to the fixing platform.

[0031] Optionally, the battery cell testing device includes a movable frame and a detection probe;

[0032] The movable frame is movably connected to the fixed platform, and the detection probe is connected to the movable frame for detecting the performance of the battery cell.

[0033] The battery cell flipping and moving device provided by the embodiment of the utility model comprises a first driving component disposed on a fixed table, a second driving component connected to the first driving component, a flipping component connected to the second driving component, and a grabbing component connected to the flipping component. Before the test process, the battery cell is in a vertically placed state, the grabbing component grabs the battery cell, and then the flipping component drives the grabbing component and the battery cell to rotate 90° around a third direction, so that the battery cell is converted from a vertical state to a flat state. Next, driven by the first driving component, the battery cell is driven to slide linearly along a first direction, i.e., a horizontal direction, until the battery cell is located above the battery cell positioning base of the fixed table. Finally, the second driving component drives the flipping component to drive the battery cell to descend along a second direction, i.e., a vertical direction, until the battery cell descends to the battery cell positioning base, at which time the grabbing component releases the battery cell, and the performance test of the battery cell can be performed. The embodiment of the utility model realizes flipping the vertical battery cell to the horizontal state and adjusting the position in vertical height and horizontal distance through a mechanical drive device with a high degree of automation. Compared with the related technology of flipping and moving the battery cell through manual operation, the operation efficiency is higher, and the large labor cost is avoided, thereby improving the efficiency of the battery cell OCV test.

[0034] The battery cell testing system provided in the embodiment of the utility model has the same advantages as the battery cell flipping and moving device provided in the above embodiment compared with the related art, which will not be described in detail here. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 It is a schematic diagram of the structure of the battery cell flipping and moving device provided in an embodiment of the utility model;

[0036] Figure 2 In the present utility model embodiment Figure 1 Plan view along direction A;

[0037] Figure 3 This utility model is implemented Figure 1 A partial enlarged schematic diagram of the middle Ⅰ position;

[0038] Figure 4 It is a schematic diagram of the structure of the grabbing component in the embodiment of the utility model.

[0039] Reference numerals:

[0040] 1-fixed table, 11-battery cell receiving position, 12-battery cell positioning base, 13-battery cell discharging position, 2-first drive assembly, 21-first drive motor, 22-first lead screw, 23-slider, 3-second drive assembly, 31-first drive cylinder, 32-movable part, 4-flip assembly, 41-second drive motor, 42-second lead screw, 5-grabbing assembly, 51-second drive cylinder, 52-first clamping plate, 53-second clamping plate, 54-first movable plate, 55-second movable plate, 56-fixed plate, 6-mechanical gripper, 61-grip, 7-battery cell testing device, 71-movable frame, 72-detection probe, 8-battery cell, 9-drag chain. DETAILED DESCRIPTION

[0041] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0042] The terms "first", "second", etc. in the specification of the utility model are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the data used in this way can be interchanged under appropriate circumstances, so that the embodiments of the utility model can be implemented in an order other than those illustrated or described here, and the objects distinguished by "first", "second", etc. are usually a class, and the number of objects is not limited. For example, the first object can be one or more. In addition, "and / or" in the specification represents at least one of the connected objects, and the character " / " generally indicates that the objects associated with each other are in an "or" relationship.

[0043] The battery cell flipping and moving device and the battery cell testing system provided by the embodiments of the utility model are described in detail below with reference to the accompanying drawings through specific embodiments and their application scenarios.

[0044] Reference Figures 1 to 3The embodiment of the utility model provides a battery cell flipping and moving device, including a fixed platform 1, a first driving component 2, a second driving component 3, a flipping component 4 and a grabbing component 5; the first driving component 2 is arranged on the fixed platform 1, the second driving component 3 is connected to the first driving component 2, and the first driving component 2 is used to drive the second driving component 3 to slide along a first direction X relative to the fixed platform 1; the flipping component 4 is connected to the second driving component 3, and the second driving component 3 is used to drive the flipping component 4 to slide along a second direction Z relative to the second driving component 3; the grabbing component 5 is connected to the flipping component 4, and the flipping component 4 is used to drive the grabbing component 5 to rotate around a third direction Y, and the grabbing component 5 is used to grab the battery cell 8 to a position close to the battery cell testing device 7.

[0045] Optionally, a battery cell receiving position 11, a battery cell positioning base 12 and a battery cell discharging position 13 are provided on the fixed table 1; the battery cell receiving position 11 is provided on one side of the fixed table 1, and the battery cell discharging position 13 is provided on the other side of the fixed table 1, and the battery cell positioning base 12 is used to carry the battery cell 8 to be tested; the grabbing component 5 is used to grab the battery cell 8 at the battery cell receiving position 11, and transfer the battery cell 8 to the battery cell positioning base 12 under the drive of the flipping component 4, the second driving component 3 and the first driving component 2.

[0046] Specifically, if Figures 1 to 3As shown, the battery cell flipping and moving device is an important part of the battery cell testing system, which is used to transfer the battery cell 8 from the battery cell receiving position 11 of the fixed table 1 to the battery cell positioning base 12 for battery cell OCV testing. The battery cell flipping and moving device includes a fixed table 1, a first drive component 2, a second drive component 3, a flip component 4 and a grab component 5. The fixed table 1 is a special workbench, which plays a supporting and fixing role for the device, and is provided with a battery cell receiving position 11, a battery cell positioning base 12 and a battery cell discharging position 13. Among them, the battery cell receiving position 11 and the battery cell discharging position 13 are separated on both sides of the fixed table 1. The battery cell receiving position 11 is used to carry the battery cell 8 transported from the previous processing step, and the battery cell discharging position 13 is used to carry the battery cell 8 that has been tested for electrical performance, waiting to be transferred to the next processing step. The power input end of the first drive component 2 is fixed on the fixed table 1, and the power input end of the second drive component 3 is fixed on the power output end of the first drive component 2. The power output end of the first drive assembly 2 is driven to move in the first direction X relative to the power input end, and drives the second drive assembly 3 to move in the first direction X. The driving form that the first drive assembly 2 can adopt includes but is not limited to cylinder drive or motor drive. The power input end of the flip assembly 4 is fixed on the power output end of the second drive assembly 3. The power output end of the second drive assembly 3 is driven to move in the second direction Z relative to the power input end, and drives the flip assembly 4 to move in the second direction Z. Similarly, the driving form that the second drive assembly 3 can adopt includes but is not limited to cylinder drive or motor drive. The power output end of the flip assembly 4 is connected to the grabbing assembly 5, and the power output end of the flip assembly 4 is driven to rotate around the third direction Y relative to the power input end, and drives the grabbing assembly 5 to rotate around the third direction Y. The driving member of the flip assembly 4 is a motor or a rotating cylinder. The main body of the grabbing assembly 5 is a clamping plate or a clamping claw, which is used to grab the battery cell 8, and with the flipping movement of the first drive assembly 2, the second drive assembly 3 and the flip assembly 4, the battery cell 8 is transferred from the battery cell receiving position 11 to the battery cell positioning base 12. The grabbing assembly 5 drives the clamping plate or the clamping claw to move through a motor or a cylinder to complete the grabbing or releasing action.

[0047] Specifically, if Figures 1 to 3 As shown, in some embodiments, the working process of the battery cell flipping and moving device is as follows:

[0048] Step 1: The mechanical gripper 6 grabs the battery cell 8 to above the battery cell receiving position 11, the grabbing assembly 5 clamps the battery cell 8, and then the mechanical gripper 6 moves away.

[0049] Step 2: The power output end of the flipping assembly 4 is driven to rotate around the third direction Y relative to the power input end, and drives the grabbing assembly 5 to rotate around the Y direction, so that the battery cell 8 is flipped from the vertical state to the horizontal state.

[0050] Step 3: The power output end of the first driving assembly 2 is driven to move along the positive X direction relative to the power input end, driving the battery cell 8 to move along the positive X direction to above the battery cell positioning base 12 .

[0051] Step 4: The power output end of the second driving component 3 is driven to descend along the negative Z direction relative to the power input end, and drives the battery cell 8 to descend along the negative Z direction to the battery cell positioning base 12, and the grabbing component 5 is released.

[0052] Step 5: Subsequently, the power output end of the second drive assembly 3 rises along the positive Z direction, and the power output end of the first drive assembly 2 moves along the negative X direction to a position close to the battery core connection position 11, preparing for the next cycle step.

[0053] The battery cell flipping and moving device provided by the embodiment of the utility model cooperates with the first drive component, the second drive component, the flipping component and the grabbing component. The grabbing component grabs the battery cell at the battery cell receiving position. Driven by the flipping component, the second drive component and the first drive component, the vertical battery cell is flipped to a horizontal state, and the position is adjusted in vertical height and horizontal distance. The battery cell is transferred from the battery cell receiving position to the battery cell positioning base, and the battery cell detection device is provided to perform battery cell performance detection. Compared with the related technology of flipping and moving the battery cell by manual operation, the degree of automation is higher, the operation efficiency is improved, and the large labor cost is avoided, thereby improving the efficiency of the battery cell OCV test.

[0054] Optionally, refer to Figures 1 to 3 The first driving component 2 includes a first driving motor 21, a first lead screw 22 and a slider 23; the first driving motor 21 is arranged on the fixed platform 1, the first lead screw 22 is connected to the first driving motor 21, the slider 23 is threadedly connected to the first lead screw 22, the second driving component 3 is connected to the slider 23, the first driving motor 21 is used to drive the first lead screw 22 to rotate around the first direction X, and drive the slider 23 to slide along the first direction X.

[0055] Specifically, if Figures 1 to 3As shown, the first drive assembly 2 of this embodiment is driven by a motor. The first drive motor 21 can be a linear stepper motor, which is fixed on the fixed platform 1. The first lead screw 22 has a threaded structure and is connected to the output shaft of the first drive motor 21. The slider 23 is sleeved on the outside of the first lead screw 22 and is threadedly connected to the first lead screw 22. The second drive assembly 3 is connected to the slider 23. When the first drive motor 21 receives a control instruction and is powered on, it drives the first lead screw 22 to rotate around the first direction X. Due to the rotation of the thread, the slider 23 is driven to slide along the first direction X to achieve the second drive assembly 3, the flip assembly 4 and the grab assembly 5. The overall linear motion along the second direction Z. Among them, the first drive motor 21 corresponds to the power input end, and the slider 23 corresponds to the power output end. This structural form can convert the rotation of the output shaft of the first drive motor 21 into the linear motion of the slider 23. The motor-driven method has the advantages of large thrust, high precision and good stability, which improves the operating efficiency.

[0056] Optionally, refer to Figures 1 to 3 The second driving component 3 includes a first driving cylinder 31 and a movable part 32; the first driving cylinder 31 is connected to the slider 23, and the movable part 32 is connected to the first driving cylinder 31. The first driving cylinder 31 is used to drive the movable part 32 to slide along the second direction Z, and the flipping component 4 is connected to the movable part 32.

[0057] Specifically, if Figures 1 to 3 As shown, the second drive assembly 3 of this embodiment is driven by a cylinder. The first drive cylinder 31 is fixed on the slider 23. The movable member 32 is movably connected to the first drive cylinder 31 through a piston rod. The movable member 32 is connected to the flip assembly 4. The first drive cylinder 31 receives a control instruction to act, and drives the piston rod and the movable member 32 to move linearly along the second direction Z by converting the pressure energy of the compressed gas into mechanical energy, so as to realize the linear movement of the flip assembly 4 and the grab assembly 5 as a whole along the second direction Z. The use of cylinder drive has the characteristics of simple structure, stable movement and small space occupation.

[0058] Optionally, refer to Figures 1 to 3 The flip assembly 4 includes a second drive motor 41 and a second lead screw 42; the second drive motor 41 is connected to the movable part 32, the second lead screw 42 is connected to the second drive motor 41, the grabbing assembly 5 is connected to the second lead screw 42, and the second drive motor 41 is used to drive the second lead screw 42 and the grabbing assembly 5 to rotate around the third direction Y.

[0059] Specifically, if Figures 1 to 3As shown, considering that during the rotation operation, multiple battery cells 8 will be driven at the same time, and the load is large, the flip assembly 4 of this embodiment is driven by a motor. The second drive motor 41 is fixedly connected to the movable member 32. The second lead screw 42 is connected to the output shaft of the second drive motor 41, and the grab assembly 5 is connected to the second lead screw 42. When the second drive motor 41 receives the control command and is powered on, it drives the second lead screw 42 to rotate around the third direction Y, and at the same time drives the grab assembly 5 and the battery cell 8 to rotate around the third direction Y, flipping the battery cell 8 from the vertical state to the horizontal state.

[0060] Optionally, refer to Figures 1 to 4 The grabbing assembly 5 includes a driving mechanism, a first clamping plate 52 and a second clamping plate 53; the driving mechanism is connected to the second screw 42, and the first clamping plate 52 and the second clamping plate 53 are both connected to the driving mechanism, and the driving mechanism is used to drive the first clamping plate 52 and the second clamping plate 53 to move toward each other to grab the battery cell 8.

[0061] The driving mechanism is the second driving cylinder 51 or the third driving motor.

[0062] Optionally, the grabbing assembly 5 also includes a first movable plate 54 and a second movable plate 55; one end of the second driving cylinder 51 is movably connected to the first movable plate 54, the first clamping plate 52 is fixedly connected to the first movable plate 54, the other end of the second driving cylinder 51 is movably connected to the second movable plate 55, and the second clamping plate 53 is fixedly connected to the second movable plate 55; the second driving cylinder 51 is used to drive the first movable plate 54 and the second movable plate 55 to move toward each other.

[0063] Specifically, if Figures 1 to 4As shown, the driving form that the grabbing assembly 5 can adopt is cylinder drive or motor drive, and the corresponding driving mechanism is the second driving cylinder 51 or the third driving motor. Taking into account the space occupied size and the use cost, the driving mechanism of this embodiment is designed as the second driving cylinder 51. One end of the second driving cylinder 51 is movably connected to the first clamping plate 52, and the other end of the second driving cylinder 51 is movably connected to the second clamping plate 53. Specifically, a movable plate can be set between the second driving cylinders 51 to facilitate the installation of the clamping plate. That is, one end of the second driving cylinder 51 is movably connected to the first clamping plate 52 through the first movable plate 54, and the other end is movably connected to the second clamping plate 53 through the second movable plate 55. The second driving cylinder 51 receives the control instruction to act, driving the first movable plate 54 and the second movable plate 55 to move in the opposite direction along the Y direction to drive the first clamping plate 52 and the second clamping plate 53 to move toward each other to grab the battery cell 8. When the battery cell 8 needs to be clamped, the first movable plate 54 is driven to move in the positive Y direction, and the second movable plate 55 is driven to move in the negative Y direction, so that the first clamping plate 52 and the second clamping plate 53 gradually approach each other to produce a clamping action; when the battery cell 8 needs to be loosened, the first movable plate 54 is driven to move in the negative Y direction, and the second movable plate 55 is driven to move in the positive Y direction, so that the first clamping plate 52 and the second clamping plate 53 gradually move away from each other.

[0064] Optionally, refer to Figures 1 to 3 The battery cell flipping and moving device also includes a mechanical gripper 6; the mechanical gripper 6 is arranged close to the fixed platform 1, and the mechanical gripper 6 is used to grab the battery cell 8 close to the grabbing component 5.

[0065] Specifically, if Figures 1 to 3 As shown, at least part of the movement range of the mechanical gripper 6, i.e., the robot, is located above the battery cell receiving position 11 of the fixed table 1. The mechanical gripper 6 has a clamping claw 61, which is used to clamp the battery cell 8 and transfer the battery cell 8 from the previous processing step to the top of the battery cell receiving position 11. In actual operation, the clamping claw 61 clamps the front and rear sides of the battery cell 8. After the grasping component 5 clamps the left and right sides of the battery cell 8, the clamping claw 61 of the mechanical gripper 6 is released to grasp the subsequent batches of battery cells 8. Multiple clamping claws 61 can be set according to actual needs to grasp multiple battery cells 8 at the same time to improve operation efficiency.

[0066] Optionally, refer to Figures 1 to 3 There are at least two second driving cylinders 51 , and each of the second driving cylinders 51 is connected to at least one first clamping plate 52 and at least one second clamping plate 53 .

[0067] Specifically, if Figures 1 to 3As shown, a fixing plate 56 is disposed outside the second lead screw 42, and at least two second driving cylinders 51 are fixed on the fixing plate 56, and each second driving cylinder 51 is connected to a first clamping plate 52 and a second clamping plate 53. Therefore, by increasing the number of second driving cylinders 51, the number of battery cells 8 that can be clamped at the same time is increased to improve the operation efficiency. In this embodiment, four second driving cylinders 51 are arranged, and four clamping claws 61 are also arranged.

[0068] Reference Figures 1 to 3 The embodiment of the utility model further provides a battery cell testing system, comprising a battery cell testing device 7 and the battery cell flipping and moving device described in any one of the above embodiments; the battery cell testing device 7 is connected to the fixing platform 1.

[0069] Specifically, if Figures 1 to 3 As shown, the battery cell testing device 7 is arranged near the battery cell positioning base 12. When the battery cell 8 is flipped and translated onto the battery cell positioning base 12 by the battery cell flipping and moving device, the battery cell testing device 7 forms an electrical connection with the battery cell 8 to perform the battery cell OCV test. The battery cell flipping and moving device provided in this embodiment can improve the test efficiency of the battery cell testing system.

[0070] Optionally, refer to Figures 1 to 3 The battery cell testing device 7 includes a movable frame 71 and a detection probe 72 ; the movable frame 71 is movably connected to the fixed platform 1 , and the detection probe 72 is connected to the movable frame 71 for detecting the performance of the battery cell 8 .

[0071] Specifically, if Figures 1 to 3 As shown, the movable frame 71 can perform linear reciprocating motion on the fixed platform 1, and a detection probe 72 is arranged on it for contacting and electrically connecting with the battery cell 8 to perform OCV test on the battery cell 8. The fixed platform 1 is also provided with a drag chain 9 for accommodating the electrical circuit of the battery cell testing device 7.

[0072] It should be noted that, in this article, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises a ..." does not exclude the existence of other identical elements in the process, method, article or device including the element.

[0073] The embodiments of the utility model are described above in conjunction with the accompanying drawings, but the utility model is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the enlightenment of the utility model, ordinary technicians in this field can also make many forms without departing from the scope of protection of the purpose of the utility model, all of which are within the protection of the utility model.

Claims

1. A battery cell flipping and moving device, characterized in that: It includes a fixed platform, a first driving assembly, a second driving assembly, a flipping assembly and a grabbing assembly; The first driving assembly is disposed on the fixed platform, the second driving assembly is connected to the first driving assembly, and the first driving assembly is used to drive the second driving assembly to slide along a first direction relative to the fixed platform; The flip assembly is connected to the second driving assembly, and the second driving assembly is used to drive the flip assembly to slide along a second direction relative to the second driving assembly; The grabbing assembly is connected to the flipping assembly, the flipping assembly is used to drive the grabbing assembly to rotate around a third direction, and the grabbing assembly is used to grab the battery cell to a position close to the battery cell testing device.

2. The battery cell flipping and moving device according to claim 1, characterized in that: The first driving assembly includes a first driving motor, a first lead screw and a slider; The first drive motor is arranged on the fixed platform, the first lead screw is connected to the first drive motor, the slider is threadedly connected to the first lead screw, the second drive assembly is connected to the slider, and the first drive motor is used to drive the first lead screw to rotate around the first direction and drive the slider to slide along the first direction.

3. The battery cell flipping and moving device according to claim 2, characterized in that: The second driving assembly includes a first driving cylinder and a movable part; The first driving cylinder is connected to the slider, the movable part is connected to the first driving cylinder, the first driving cylinder is used to drive the movable part to slide along the second direction, and the flip assembly is connected to the movable part.

4. The battery cell flipping and moving device according to claim 3, characterized in that: The flip assembly includes a second drive motor and a second lead screw; The second drive motor is connected to the movable part, the second lead screw is connected to the second drive motor, the grabbing assembly is connected to the second lead screw, and the second drive motor is used to drive the second lead screw and the grabbing assembly to rotate around a third direction.

5. The battery cell flipping and moving device according to claim 4, characterized in that: The grab assembly includes a driving mechanism, a first clamping plate and a second clamping plate; The driving mechanism is connected to the second lead screw, and the first clamping plate and the second clamping plate are both connected to the driving mechanism. The driving mechanism is used to drive the first clamping plate and the second clamping plate to move toward each other to grab the battery core.

6. The battery cell flipping and moving device according to claim 5, characterized in that: The driving mechanism is a second driving cylinder or a third driving motor.

7. The battery cell flipping and moving device according to claim 6, characterized in that: The grab assembly also includes a first movable plate and a second movable plate, and the driving mechanism is a second driving cylinder; One end of the second driving cylinder is movably connected to the first movable plate, the first clamping plate is fixedly connected to the first movable plate, the other end of the second driving cylinder is movably connected to the second movable plate, and the second clamping plate is fixedly connected to the second movable plate; The second driving cylinder is used to drive the first movable plate and the second movable plate to move toward each other.

8. The battery cell flipping and moving device according to claim 1, characterized in that: The fixed platform is provided with a battery cell receiving position, a battery cell positioning base and a battery cell discharging position; The battery cell receiving position is arranged on one side of the fixed platform, the battery cell discharging position is arranged on the other side of the fixed platform, and the battery cell positioning base is used to carry the battery cell to be tested; The grabbing assembly is used to grab the battery cell at the battery cell receiving position, and driven by the flipping assembly, the second driving assembly and the first driving assembly, transfer the battery cell to the battery cell positioning base.

9. The battery cell flipping and moving device according to claim 8, characterized in that: The battery cell flipping and moving device also includes a mechanical gripper; The mechanical gripper is arranged close to the fixing platform, and is used for grabbing the battery cell to a position close to the battery cell receiving position.

10. The battery cell flipping and moving device according to claim 6, characterized in that: There are at least two second driving cylinders, and each of the second driving cylinders is connected to at least one first clamping plate and at least one second clamping plate.

11. A battery cell testing system, characterized in that: It comprises a battery cell testing device and the battery cell flipping and moving device according to any one of claims 1 to 10; The battery cell testing device is connected to the fixing platform.

12. The battery cell testing system according to claim 11, characterized in that: The battery cell testing device comprises a movable frame and a detection probe; The movable frame is movably connected to the fixed platform, and the detection probe is connected to the movable frame for detecting the performance of the battery cell.

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