A multi-station cell transplanting device for a drawer-type cell drying equipment

Abstract

The utility model discloses a drawer formula electric core drying equipment is used many position electric core transplanting device, including horizontal movement chassis, feeding mechanism and discharging mechanism, and horizontal movement chassis is equipped with X direction guide rail and horizontal movement rack, and feeding mechanism and discharging mechanism are transferred position along X direction guide rail through independent horizontal movement drive arrangement. Feeding mechanism and discharging mechanism all contain the transplanting device of same structure, and the middle upper portion of its transplanting main frame is equipped with multilayer transplanting buffer support and two -axis electric core transplanting manipulator, and the middle lower portion is equipped with layer board push -pull device. When working, after transplanting device moves to target station, layer board push -pull device takes out or puts into layer board, and two -axis electric core transplanting manipulator transfers electric core between buffer support and target station. Compared with traditional automation workshop, the scheme is suitable for the production line automation integration of drawer formula electric core drying equipment, especially for the large -scale electric core production scene of high efficiency, high space utilization.

Description

Technical Field

[0001] This utility model relates to the field of battery cell transfer equipment technology, and in particular to a multi-station battery cell transfer device for a drawer-type battery cell drying equipment. Background Technology

[0002] In the process of battery cell production, the battery cells need to be dried. In the existing technology, drawer-type drying equipment is commonly used to dry the battery cells. In terms of workshop layout, battery cell transfer equipment also needs to be equipped for this process. The battery cell transfer equipment is mainly used for battery cell picking, drying feeding, drying discharge and battery cell unloading, so as to smoothly integrate the drying equipment into the production line.

[0003] In existing technologies, drawer-type battery cell drying equipment in automated production workshops requires a push-pull mechanism to pull out the battery cell carrier from the cavity during loading and unloading, followed by a robotic arm loading and unloading the cells onto the carrier. The robotic arm and push-pull mechanism are separate, occupying a large amount of equipment space. Furthermore, the push-pull mechanism is bulky and cannot operate battery cell carriers in different positions with a single mechanism, resulting in low equipment operating efficiency and difficulty in meeting the demands of high-efficiency production. Therefore, improvements are necessary. Utility Model Content

[0004] To address the shortcomings of existing technologies, the purpose of this utility model is to provide a multi-station battery cell transfer device for drawer-type battery cell drying equipment. This device integrates shelf placement and battery cell placement functions for drawer-type battery cell drying equipment, saving space, eliminating the need for expensive robotic arms, and reducing the cost of building an automated workshop.

[0005] To achieve the above objectives, the technical solution adopted by this utility model is as follows: a multi-station battery cell transfer device for a drawer-type battery cell drying equipment, comprising a transverse base frame, a feeding mechanism, and a discharging mechanism. The transverse base frame has an X-axis guide rail and a transverse rack, which are parallel to each other and extend along the length of the transverse base frame. The feeding mechanism and the discharging mechanism are slidably mounted on the transverse guide rail and each has an independent transverse drive device. The transverse drive device includes a transverse drive motor and a transverse drive gear. The transverse drive gear is driven by the transverse drive motor and meshes with the transverse rack of the transverse base frame to realize the feeding mechanism. The feeding and unloading mechanisms cooperate with each other in the X-axis lateral movement direction. The feeding and unloading mechanisms each include a transfer device with the same structure. The transfer device is equipped with a transfer main frame. The upper middle part of the transfer main frame is equipped with at least one layer of transfer buffer support and a two-axis battery cell transfer robot. The lower middle part of the transfer main frame is equipped with a shelf push-pull device. When loading and unloading battery cells, the transfer device moves along the X-axis to the target station of the battery cell drying equipment. The shelf push-pull device cooperates to take out or put in the shelf. The two-axis battery cell transfer robot transfers the battery cell product tooling buffered in the transfer buffer support to the target station, or the two-axis battery cell transfer robot transfers the battery cell product at the target station to the transfer buffer support.

[0006] In a further technical solution, Z-axis guide rails are provided on both sides of the main transplanting frame; the two-axis cell transplanting robot includes a Y-axis transplanting drive device, a Z-axis transplanting drive device, and a suction cup fixture. The Z-axis transplanting drive device has a Z-axis movable bracket and a Z-axis drive device. The Z-axis movable bracket is slidably mounted on the Z-axis guide rail, and the Z-axis drive device is driven and connected to the Z-axis movable bracket. The Z-axis movable bracket has a Y-axis guide rail; the Y-axis transplanting drive device has a Y-axis movable bracket and a Y-axis drive device. The Y-axis movable bracket is slidably mounted on the Y-axis guide rail, and the Y-axis drive device is driven and connected to the Y-axis movable bracket. The Y-axis movable bracket has a suction cup fixture for negative pressure adsorption and gripping of the cell products.

[0007] In a further technical solution, the Z-axis transplanting drive device includes a Z-axis drive motor, two Z-axis movable supports, two Z-axis drive gears, two Z-axis drive racks, and a Z-axis synchronous rotating shaft. The two Z-axis movable supports are slidably connected to the corresponding Z-axis guide rails. The two Z-axis drive racks are fixedly installed on both sides of the transplanting main frame in the vertical direction. The two ends of the Z-axis synchronous rotating shaft are rotatably connected to the corresponding Z-axis movable supports. The two Z-axis drive gears are coaxially sleeved on both ends of the Z-axis synchronous rotating shaft and meshed with the corresponding Z-axis drive racks. The Z-axis drive motor is fixedly installed on one side of any one of the Z-axis movable supports and is driven by the Z-axis synchronous rotating shaft.

[0008] In a further technical solution, the Y-axis transplanting drive device includes two Y-axis movable brackets, two sets of identical Y-axis synchronous belt drive assemblies, and one Y-axis drive motor. The two Y-axis synchronous belt drive assemblies are symmetrically mounted on their respective Z-axis movable brackets. Each Y-axis synchronous belt drive assembly includes two Y-axis synchronous pulleys and a Y-axis synchronous belt. A Y-axis synchronous rotating shaft is coaxially connected between the two symmetrical Y-axis synchronous pulleys to achieve synchronous movement of the two sets of Y-axis synchronous belt drive assemblies. The Y-axis drive motor is fixed to any one of the Z-axis movable brackets and connected to the Y-axis synchronous rotating shaft via a coupling. The two Y-axis movable brackets are slidably connected to the Y-guide rails of their respective Z-axis movable brackets and are each equipped with a Y-axis drive belt toothed block. The Y-axis movable brackets on both sides are connected to the Y-axis synchronous pulleys of the corresponding Y-axis synchronous belt drive assemblies via the Y-axis drive belt toothed blocks to achieve synchronous movement of the Y-axis movable brackets on both sides along the Y-axis direction.

[0009] In a further technical solution, the suction cup fixture includes a horizontal frame, multiple wing frames, and multiple suction cup assemblies. The two ends of the horizontal frame are fixedly connected to corresponding Y-axis movable brackets. Each wing frame is installed at intervals along the X-axis direction and is set along the Y-axis direction. The two sides of each wing frame extend and protrude from the two sides of the horizontal frame. Each wing frame extension end is fixedly installed with a suction cup assembly. The suction cup assemblies are arranged in two rows in an array. Each suction cup assembly has four suction cup units. Each suction cup unit is connected to a negative pressure device for negative pressure adsorption and gripping of the battery cell product.

[0010] In a further technical solution, the shelf push-pull device includes two symmetrical shelf push-pull components and a lifting drive motor. The two shelf push-pull components are slidably installed on the lower middle part of the corresponding Z-guide rails, and a lifting synchronous shaft is rotatably connected between them. A lifting gear is coaxially installed at both ends of the lifting synchronous shaft and is meshed with the corresponding Z-axis drive rack. The lifting drive motor is fixedly installed on any one of the shelf push-pull components and is driven by the lifting synchronous shaft.

[0011] In a further technical solution, the shelf push-pull assembly includes a shelf push-pull drive motor, two lifting side plates, two sets of secondary synchronous belt drive assemblies, and two shelf hooks. The two lifting side plates are slidably mounted on corresponding Z-guide rails. Y-axis push-pull guide rails are provided on the inner sides of the two lifting side plates. A Y-axis push-pull movable seat is slidably mounted on the Y-axis push-pull guide rail. A hook guide rail is provided on the inner side of the Y-axis push-pull movable seat, extending along the Y-axis direction. The two shelf hooks are slidably mounted on the hook guide rails of the corresponding Y-axis push-pull movable seats. The two sets of secondary synchronous belt drive assemblies have identical structures and are respectively located on the corresponding lifting side plates. A push-pull synchronous rotating shaft connects the two sets of secondary synchronous belt drive assemblies, enabling synchronous movement of the secondary synchronous belt drive assemblies on both sides. The secondary synchronous belt drive assemblies on both sides are respectively driven and connected to the corresponding Y-axis push-pull movable seats and hook guide rails. The shelf push-pull drive motor is fixedly mounted on any one of the lifting side plates and driven and connected to the push-pull synchronous rotating shaft.

[0012] In a further technical solution, the secondary synchronous belt drive assembly includes a primary synchronous belt drive structure and a secondary synchronous belt drive structure. The primary synchronous belt drive structure includes a primary synchronous belt and two primary synchronous pulleys. The two primary synchronous pulleys are rotatably mounted on the front and rear sides of the lifting side plate, respectively. The primary synchronous belt is wound and meshed with these two primary synchronous pulleys. Push-pull synchronous shafts are respectively connected to the corresponding primary synchronous pulleys. A primary toothed plate is provided at the bottom of the Y-axis push-pull movable seat, and the primary toothed plate is fixed to the upper part of the primary synchronous belt. The secondary synchronous belt drive... The moving structure includes a secondary synchronous belt and two secondary synchronous pulleys. The two secondary synchronous pulleys are rotatably mounted on the front and rear sides of the Y-axis push-pull movable seat, respectively. The secondary synchronous belt is wound and meshed with these two secondary synchronous pulleys. A secondary toothed plate is fixedly installed on the inner side of the lifting side plate. The secondary toothed plate is also fixedly connected to the upper part of the secondary synchronous belt, and the shelf hook is fixedly connected to the lower part of the secondary synchronous belt; or, the secondary toothed plate is fixedly connected to the lower part of the secondary synchronous belt, and the shelf hook is fixedly connected to the upper part of the secondary synchronous belt, so as to realize the secondary acceleration drive of the shelf hook.

[0013] In a further technical solution, a hook slide is slidably mounted on the hook guide rail. The bottom of the hook slide is provided with a hook toothed plate. The hook slide is fixed to the upper or lower layer of the secondary synchronous belt through the hook toothed plate. An avoidance guide rail is provided on the surface of the hook slide. The avoidance guide rail extends along the X-axis direction. The bottom of the shelf hook is provided with a guide rail slide. The shelf hook is slidably mounted on the avoidance guide rail through the guide rail slide. A return spring is provided on one side of the shelf hook along the X-axis direction. One end of the return spring is connected to the hook slide and the other end is connected to the shelf hook.

[0014] In a further technical solution, the reset spring is set as a tension spring, which is located on the outside of the shelf hook; the front part of the shelf hook is provided with a hook, the front side of the hook is provided with a shelf guide chamfer, and the side of the hook near the reset spring is formed with an avoidance guide angle; the rear side of the avoidance guide angle is provided with a barbed slot for snapping the connecting rod at the bottom of the shelf.

[0015] The advantages of this invention compared to the prior art after adopting the above structure are:

[0016] 1. This utility model uses a feeding mechanism and a discharging mechanism installed on both sides of the transverse base frame to automatically feed and unload the drawer-type battery cell drying equipment, making the drawer-type battery cell drying equipment compatible with the construction of an automated production line in the workshop. It can be smoothly connected to the upper and lower conveyor lines of the automated production line, eliminating the need for expensive multi-axis robotic arms and reducing the construction cost and floor space of the automated production line.

[0017] 2. The feeding and unloading mechanisms share the X-axis guide rail of the transverse base frame for position transfer and adjustment in the X-axis direction, reducing the guide rail layout and footprint of the equipment. They also form a three-axis motion drive with their respective two-axis battery cell transfer robots, which is well-suited for battery cell picking and placing in drawer-type battery cell drying equipment. The structure is simple, the manufacturing cost is low, and it is easy to promote and use.

[0018] 3. The transfer device integrates the cell transfer structure and the shelf transfer structure. After positioning in the X-axis direction, the cell transfer and shelf transfer can be performed sequentially at the target station. Compared with the traditional combination design of robot and shelf transfer device, it avoids the avoidance and transfer process of shelf transfer device, thereby improving the efficiency of cell transfer and further improving the production efficiency of automated production line.

[0019] 4. The two-stage synchronous belt drive assembly drives the shelf hooks on both sides to pull out or push in the shelf along the Y-axis. The two-stage synchronous belt drive assembly is driven by a shelf push-pull drive motor, which provides two-stage acceleration to the shelf hooks, further improving the shelf transplanting efficiency. The design is ingenious and the operation is stable and reliable. Attached Figure Description

[0020] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0021] Figure 1 This is a schematic diagram of the structure of this utility model.

[0022] Figure 2 This is a schematic diagram of the transplanting device in this utility model.

[0023] Figure 3 This is a schematic diagram of the structure of the two-axis battery cell transplanting robot in this utility model.

[0024] Figure 4 This is a schematic diagram of the shelf push-pull device in this utility model.

[0025] Figure 5 yes Figure 4 Enlarged view of point A in the image.

[0026] Figure 6 This is a structural schematic diagram of the shelf push-pull device in this utility model from another perspective. Detailed Implementation

[0027] The following are merely preferred embodiments of the present invention and do not limit the scope of protection of the present invention.

[0028] like Figures 1 to 6 As shown, a multi-station battery cell transfer device for a drawer-type battery cell drying equipment includes a transverse base frame 1, a feeding mechanism 2, and a discharging mechanism 3. The transverse base frame 1 has an X-axis guide rail 11 and a transverse rack 12, which are parallel to each other and extend along the length of the transverse base frame 1. The feeding mechanism 2 and the discharging mechanism 3 are slidably mounted on the transverse guide rails and each has an independent transverse drive device. The transverse drive device includes a transverse drive motor 13 and a transverse drive gear 14. The transverse drive gear 14 is driven by the transverse drive motor 13 and meshes with the transverse rack 12 of the transverse base frame 1 to realize the feeding mechanism 2 and the discharging mechanism 3. The feeding mechanism 2 and the unloading mechanism 3 each include a transfer device with the same structure. The transfer device is equipped with a transfer main frame. The upper middle part of the transfer main frame is equipped with at least one layer of transfer buffer support 81 and a two-axis battery cell transfer robot 21. The lower middle part of the transfer main frame is equipped with a shelf push-pull device 22. When loading and unloading the battery cells, the transfer device moves along the X direction to the target station of the battery cell drying equipment. The shelf push-pull device 22 performs the function of taking out or putting in the shelf. The two-axis battery cell transfer robot 21 transfers the battery cell product tooling buffered in the transfer buffer support 81 to the target station, or the two-axis battery cell transfer robot 21 transfers the battery cell product at the target station to the transfer buffer support 81.

[0029] This utility model uses the feeding mechanism 2 and the unloading mechanism 3 installed on both sides of the transverse base frame to automatically feed and unload the drawer-type battery cell drying equipment, making the drawer-type battery cell drying equipment compatible with the construction of the automatic production line in the workshop. It can be smoothly connected to the upper and lower conveyor lines of the automatic production line, eliminating the need for expensive multi-axis robots and reducing the construction cost and floor space of the automatic production line.

[0030] The feeding mechanism 2 and the unloading mechanism 3 use the X-axis guide rail 11 of the transverse base frame 1 to adjust the position transfer in the X-axis direction, reducing the guide rail layout and footprint of the equipment. They also form a three-axis motion drive with their respective two-axis battery cell transfer manipulators, which is well-suited for battery cell picking and placing in drawer-type battery cell drying equipment. The structure is simple, the manufacturing cost is low, and it is easy to promote and use.

[0031] The transfer device integrates the cell transfer structure and the shelf transfer structure. After positioning in the X-axis direction, the cell transfer and shelf transfer can be performed sequentially at the target station. Compared with the traditional combination design of robot and shelf transfer device, it avoids the avoidance and transfer process of shelf transfer device, thereby improving the efficiency of cell transfer and further improving the production efficiency of automated production line.

[0032] Specifically, Z-axis guide rails 201 are provided on both sides of the main transplanting frame; the two-axis cell transplanting robot 21 includes a Y-axis transplanting drive device, a Z-axis transplanting drive device, and a suction cup fixture. The Z-axis transplanting drive device is provided with a Z-axis movable bracket 211 and a Z-axis drive device. The Z-axis movable bracket 211 is slidably mounted on the Z-axis guide rail 201, and the Z-axis drive device is driven and connected to the Z-axis movable bracket 211. The Z-axis movable bracket 211 is provided with a Y-axis guide rail 219; the Y-axis transplanting drive device is provided with a Y-axis movable bracket 2101 and a Y-axis drive device. The Y-axis movable bracket 2101 is slidably mounted on the Y-axis guide rail 219, and the Y-axis drive device is driven and connected to the Y-axis movable bracket 2101. The Y-axis movable bracket 2101 is provided with a suction cup fixture for negative pressure adsorption and gripping of cell products.

[0033] Specifically, the Z-axis transplanting drive device includes a Z-axis drive motor 212, two Z-axis movable supports 211, two Z-axis drive gears 214, two Z-axis drive racks 20, and a Z-axis synchronous rotating shaft 213. The two Z-axis movable supports 211 are slidably connected to the corresponding Z-axis guide rails 201. The two Z-axis drive racks 20 are fixedly installed on both sides of the transplanting main frame in the vertical direction. The two ends of the Z-axis synchronous rotating shaft 213 are rotatably connected to the corresponding Z-axis movable supports 211. The two Z-axis drive gears 214 are coaxially sleeved on both ends of the Z-axis synchronous rotating shaft 213 and meshed with the corresponding Z-axis drive racks 20. The Z-axis drive motor 212 is fixedly installed on one side of any one of the Z-axis movable supports 211 and is driven by the Z-axis synchronous rotating shaft 213.

[0034] Specifically, the Y-axis transplanting drive device includes two Y-axis movable brackets 2101, two sets of identical Y-axis synchronous belts 218 transmission assemblies, and one Y-axis drive motor. The two Y-axis synchronous belts 218 transmission assemblies are symmetrically mounted on their respective Z-axis movable brackets 211. Each Y-axis synchronous belt 218 transmission assembly includes two Y-axis synchronous pulleys 217 and one Y-axis synchronous belt 218. A Y-axis synchronous rotating shaft is coaxially connected between the two symmetrically arranged Y-axis synchronous pulleys 217 to achieve synchronous movement of the two sets of Y-axis synchronous belts 218 transmission assemblies. The Y-axis drive motor is fixed to any one of the Z-axis movable brackets 211 and connected to the Y-axis synchronous rotating shaft via a coupling. The two Y-axis movable brackets 2101 are slidably connected to the Y-axis guide rails 219 of the corresponding Z-axis movable brackets 211, and each is provided with a Y-axis transmission belt toothed block 2102. The Y-axis movable brackets 2101 on both sides are connected to the Y-axis synchronous pulley 217 of the corresponding Y-axis synchronous belt 218 transmission assembly via the Y-axis transmission belt toothed block 2102, so as to realize the synchronous movement of the Y-axis movable brackets 2101 on both sides along the Y-axis direction.

[0035] Specifically, the suction cup fixture includes a horizontal frame 2103, multiple wing frames 2104, and multiple suction cup groups 2105. The two ends of the horizontal frame 2103 are fixedly connected to the corresponding Y-axis movable brackets 2101. Each wing frame 2104 is installed at intervals along the X-axis direction on the horizontal frame 2103, and each wing frame 2104 is arranged along the Y-axis direction. The two sides of the wing frame 2104 extend and protrude from the two sides of the horizontal frame 2103. Each wing frame 2104 has a suction cup group 2105 fixedly installed at its extended end. Each suction cup group 2105 is arranged in two rows in an array. Each suction cup group 2105 has four suction cup units 2106. Each suction cup unit 2106 is connected to a negative pressure device for negative pressure adsorption and gripping of the battery cell product.

[0036] Specifically, the shelf push-pull device 22 includes two symmetrical shelf push-pull assemblies and a lifting drive motor 222. The two shelf push-pull assemblies are slidably installed on the lower middle part of the corresponding Z-guide rail 201, and a lifting synchronous shaft 223 is rotatably connected between them. A lifting gear 224 is coaxially installed at both ends of the lifting synchronous shaft 223 and is meshed with the corresponding Z-direction drive rack 20. The lifting drive motor 222 is fixedly installed on any one of the shelf push-pull assemblies and is driven by the lifting synchronous shaft 223.

[0037] Specifically, the shelf push-pull assembly includes one shelf push-pull drive motor 225, two lifting side plates 221, two sets of secondary synchronous belt drive assemblies, and two shelf hooks 2027. The two lifting side plates 221 are slidably mounted on corresponding Z-axis guide rails 201. Y-axis push-pull guide rails 228 are provided on the inner sides of the two lifting side plates 221. Y-axis push-pull movable seats 2201 are slidably mounted on the Y-axis push-pull guide rails 228. Hook guide rails 2023 are provided on the inner side of the Y-axis push-pull movable seats 2201, extending along the Y-axis direction. The two shelf hooks 2027 are slidably mounted on the corresponding Z-axis guide rails 2025. The corresponding Y-axis push-pull movable seat 2201 has a hook guide rail 2023; the two sets of secondary synchronous belt drive components have the same structure and are respectively set on the corresponding lifting side plate 221. A push-pull synchronous rotating shaft 226 is connected between the two sets of secondary synchronous belt drive components. The push-pull synchronous rotating shaft 226 realizes the synchronous movement of the secondary synchronous belt drive components on both sides. The secondary synchronous belt drive components on both sides are respectively driven and connected to the corresponding Y-axis push-pull movable seat 2201 and hook guide rail 2023; the shelf push-pull drive motor 225 is fixedly installed on any one of the lifting side plates 221 and driven and connected to the push-pull synchronous rotating shaft 226.

[0038] Specifically, the secondary synchronous belt drive assembly includes a primary synchronous belt drive structure and a secondary synchronous belt drive structure. The primary synchronous belt drive structure includes a primary synchronous belt 227 and two primary synchronous pulleys. The two primary synchronous pulleys are rotatably mounted on the front and rear sides of the lifting side plate 221, respectively. The primary synchronous belt 227 is wound and engaged with these two primary synchronous pulleys. Push-pull synchronous shafts 226 are respectively connected to the corresponding primary synchronous pulleys. The bottom of the Y-axis push-pull movable seat 2201 is provided with a primary toothed plate 2202, which is fixed to the upper part of the primary synchronous belt 227. The secondary synchronous belt drive structure includes a secondary synchronous belt 2024 and two... Two secondary synchronous pulleys are rotatably mounted on the front and rear sides of the Y-axis push-pull movable seat 2201, respectively. The secondary synchronous belt 2024 is wound and engaged with these two secondary synchronous pulleys. A secondary toothed plate 2200 is fixedly installed on the inner side of the lifting side plate 221. The secondary toothed plate 2200 is also fixed to the upper part of the secondary synchronous belt 2024, and the shelf hook 2027 is fixed to the lower part of the secondary synchronous belt 2024; or, the secondary toothed plate 2200 is fixed to the lower part of the secondary synchronous belt 2024, and the shelf hook 2027 is fixed to the upper part of the secondary synchronous belt 2024, so as to realize the secondary acceleration drive of the shelf hook 2027.

[0039] The two-stage synchronous belt drive assembly drives the shelf hooks 2027 on both sides to pull out or push in the shelf 9 along the Y-axis. The two-stage synchronous belt drive assembly is driven by a shelf push-pull drive motor, which provides two-stage acceleration to the shelf hooks 2027, which can further improve the transplanting efficiency of the shelf 9. The design is ingenious and the operation is stable and reliable.

[0040] Specifically, a hook slide 2025 is slidably mounted on the hook guide rail 2023. The bottom of the hook slide 2025 is provided with a hook toothed plate 2026. The hook slide 2025 is fixed to the upper or lower layer of the secondary synchronous belt 2024 through the hook toothed plate 2026. An avoidance guide rail 2029 is provided on the surface of the hook slide 2025. The avoidance guide rail 2029 extends along the X-axis direction. The bottom of the shelf hook 2027 is provided with a guide rail slide. The shelf hook 2027 is slidably mounted on the avoidance guide rail 2029 through the guide rail slide. A return spring 2028 is provided on one side of the shelf hook 2027 along the X-axis direction. One end of the return spring 2028 is connected to the hook slide 2025 and the other end is connected to the shelf hook 2027.

[0041] Specifically, the lifting side plates 221 on both sides have a supporting bearing group 291 and a guiding bearing group 292, respectively. The supporting bearing group 291 includes multiple bearings spaced apart along the Y direction. The axis of each bearing in the supporting bearing group 291 is set along the X-axis direction, and the bearing surface of each bearing forms a rolling support surface for rolling support of the shelf 9. The guiding bearing group 292 includes multiple bearings spaced apart along the Y direction. The axis of each bearing in the guiding bearing group 292 is set along the Y-axis direction, and the bearing surface of each bearing forms a guiding side. A shelf pushing and pulling space is formed between the two guiding bearing groups 292 for guiding the pushing and pulling of the shelf 9.

[0042] Specifically, the reset spring 2028 is a tension spring located on the outside of the shelf hook 2027; the front part of the shelf hook 2027 is provided with a hook, the front side of the hook is provided with a shelf guide chamfer 20271, and the side of the hook near the reset spring 2028 is formed with an avoidance guide angle 20272; the rear side of the avoidance guide angle 20272 is provided with a barbed slot 20273 for snapping the connecting rod at the bottom of the shelf.

[0043] The layout design of the cell transfer device in this embodiment is as follows:

[0044] The transverse base frame 1 is placed on the front side of the drawer-type battery cell drying equipment. The two sides of the transverse base frame 1 extend to the upper and lower conveyor belts in the automatic production line, so that the feeding mechanism 2 can buffer and feed the battery cell products 8, and the unloading mechanism 3 can send the battery cell products 8 to the lower conveyor belt for the next process.

[0045] The drying and feeding sequence is as follows:

[0046] 1. The feeding mechanism 2 transfers the battery cell products 8 to the transfer buffer bracket 81 from the output end of the upper conveyor belt through the suction cup fixture. There are three transfer buffer brackets 81, which can transfer and buffer three battery cell products 8 in the same cycle. The combined area of ​​the three battery cell products 8 is exactly the same as that of the shelf 9, and they can be placed in the same drying station during the same transfer.

[0047] 2. The feeding mechanism 2 moves along the X-axis to the X-axis position of the target station of the drawer-type battery cell drying equipment.

[0048] 3. Sheet 9 is removed by the shelf push-pull device 22. A connecting rod is provided on each side of the outer edge of the bottom surface of the shelf 9. When the shelf hook 2027 moves to the shelf 9 at the target work position, its shelf guide chamfer 20271 slides and abuts against the edge of the shelf 9, so that the front side of the shelf is lifted to avoid rigid collision. Then, the avoidance guide angle 20272 slides and abuts against the connecting rod, so that the shelf hook 2027 moves along the avoidance guide rail 2029 to avoid collision. Finally, under the elastic action of the return spring 2028, the connecting rod is snapped into the hook slot 20273 to complete the gripping of the shelf 9.

[0049] 4. The three battery cell products 8 are placed one by one into the drying station using the suction cup fixture of the two-axis battery cell transfer robot to complete one cycle of battery cell drying, loading and transfer.

[0050] The drying and unloading sequence is as follows:

[0051] 1. The feeding mechanism 3 moves along the X-axis to the X-axis position of the target station of the drawer-type battery cell drying equipment to complete the drying process.

[0052] 2. The suction cup fixture of the two-axis battery cell transfer robot is used to remove the three battery cell products 8 one by one and cache them in the transfer cache bracket 81.

[0053] 4. The shelf 9 is fed into the empty drying station by the shelf push-pull device 22. The unhooking principle of the shelf 9 is: the shelf hook 2027 moves downward and disengages from the connecting rod under the drive of the lifting drive motor 222. The shelf push-pull devices 22 of the feeding mechanism 2 and the unloading mechanism 3 operate alternately and take out and put in the shelf 9 alternately.

[0054] 5. The unloading mechanism 3 moves along the X-axis to the input end of the lower conveyor belt, and the two-axis battery cell transfer robot transfers the battery cell product 8 to the input end of the lower conveyor belt to complete the drying and unloading.

[0055] The above description is only a preferred embodiment of this utility model. For those skilled in the art, there will be changes in the specific implementation method and application scope based on the idea of ​​this utility model. The content of this specification should not be construed as a limitation of this utility model.

Claims

1. A multi-station battery cell transfer device for a drawer-type battery cell drying equipment, characterized in that: It includes a transverse base frame (1), a loading mechanism (2), and a unloading mechanism (3). The transverse base frame (1) has an X-axis guide rail and a transverse rack (12), which are parallel to each other and extend along the length of the transverse base frame (1). The loading mechanism (2) and unloading mechanism (3) are slidably mounted on the transverse guide rail, and each has an independent transverse drive device. The transverse drive device includes a transverse drive motor (13) and a transverse drive gear (14). The transverse drive gear (14) is connected to the transverse drive motor (13) and meshes with the transverse rack (12) connected to the transverse base frame (1) to realize the transverse movement of the loading mechanism (2) and the unloading mechanism (3) in the X-axis direction. Among them, the feeding mechanism (2) and the unloading mechanism (3) respectively include a transplanting device with the same structure. The transplanting device is provided with a transplanting main frame. The upper part of the transplanting main frame is provided with at least one layer of transplanting buffer support (81) and a two-axis battery cell transplanting robot (21). The lower part of the transplanting main frame is provided with a shelf push-pull device (22). When loading and unloading battery cells, the transfer device moves along the X direction to the target station of the battery cell drying equipment, and the shelf push-pull device (22) cooperates to take out or put in the shelf; the two-axis battery cell transfer robot (21) transfers the battery cell product tooling buffered in the transfer buffer bracket (81) to the target station, or the two-axis battery cell transfer robot (21) transfers the battery cell product of the target station to the transfer buffer bracket (81).

2. The multi-station battery cell transfer device for a drawer-type battery cell drying equipment according to claim 1, characterized in that: The main transplanting frame is provided with Z-axis guide rails (201) on both sides; the two-axis cell transplanting robot (21) includes a Y-axis transplanting drive device, a Z-axis transplanting drive device and a suction cup fixture. The Z-axis transplanting drive device is provided with a Z-axis movable bracket (211) and a Z-axis drive device. The Z-axis movable bracket (211) is slidably installed on the Z-axis guide rail (201). The Z-axis drive device is driven and connected to the Z-axis movable bracket (211). The Z-axis movable bracket (211) is provided with a Y-axis guide rail (219); the Y-axis transplanting drive device is provided with a Y-axis movable bracket (2101) and a Y-axis drive device. The Y-axis movable bracket (2101) is slidably installed on the Y-axis guide rail (219). The Y-axis drive device is driven and connected to the Y-axis movable bracket (2101). The Y-axis movable bracket (2101) is provided with a suction cup fixture for negative pressure adsorption and gripping of cell products.

3. The multi-station battery cell transfer device for a drawer-type battery cell drying equipment according to claim 2, characterized in that: The Z-axis transplanting drive device includes a Z-axis drive motor (212), two Z-axis movable brackets (211), two Z-axis drive gears (214), two Z-axis drive racks (20), and a Z-axis synchronous rotating shaft (213). The two Z-axis movable supports (211) are slidably connected to the corresponding Z-axis guide rails (201); the two Z-axis drive racks (20) are fixedly installed on both sides of the transplanting main frame in the vertical direction; the two ends of the Z-axis synchronous rotating shaft (213) are rotatably connected to the corresponding Z-axis movable supports (211); the two Z-axis drive gears (214) are coaxially sleeved on both ends of the Z-axis synchronous rotating shaft (213) and meshed with the corresponding Z-axis drive racks (20); the Z-axis drive motor (212) is fixedly installed on one side of any one of the Z-axis movable supports (211) and is driven by the Z-axis synchronous rotating shaft (213).

4. A multi-station battery cell transfer device for a drawer-type battery cell drying equipment according to claim 3, characterized in that: The Y-axis transplanting drive device includes two Y-axis movable brackets (2101), two sets of Y-axis synchronous belt (218) transmission assemblies of the same specification, and one Y-axis drive motor. The two Y-axis synchronous belt (218) transmission assemblies are symmetrically mounted on the corresponding Z-axis movable brackets (211). Each Y-axis synchronous belt (218) transmission assembly includes two Y-axis synchronous pulleys (217) and one Y-axis synchronous belt (218). A Y-axis synchronous shaft is coaxially connected between the two symmetrical Y-axis synchronous pulleys (217) to achieve synchronous movement of the two sets of Y-axis synchronous belt (218) transmission assemblies. The Y-axis drive motor is fixed to any one of the Z-axis movable brackets (211) and connected via a coupling. The device is connected to the Y-axis synchronous rotating shaft; the two Y-axis movable brackets (2101) are respectively slidably connected to the Y-axis guide rail (219) of the corresponding Z-axis movable bracket (211), and are respectively provided with a Y-axis transmission belt toothed block (2102). The Y-axis movable brackets (2101) on both sides are connected to the Y-axis synchronous pulley (217) of the Y-axis synchronous belt (218) transmission assembly on the corresponding side through the Y-axis transmission belt toothed block (2102) to realize the synchronous movement of the Y-axis movable brackets (2101) on both sides along the Y-axis direction.

5. A multi-station battery cell transfer device for a drawer-type battery cell drying equipment according to claim 4, characterized in that: The suction cup fixture includes a horizontal frame (2103), multiple wing frames (2104), and multiple suction cup groups (2105). The two ends of the horizontal frame (2103) are fixedly connected to the corresponding Y-axis movable bracket (2101). Each wing frame (2104) is installed at intervals along the X-axis direction on the horizontal frame (2103), and each wing frame (2104) is arranged along the Y-axis direction. The two sides of the wing frame (2104) extend and protrude from the two sides of the horizontal frame (2103). Each wing frame (2104) has a suction cup group (2105) fixedly installed at its extended end. Each suction cup group (2105) is arranged in two rows in an array. Each suction cup group (2105) has four suction cup units (2106). Each suction cup unit (2106) is connected to a negative pressure device for negative pressure adsorption and gripping of the battery cell product.

6. A multi-station battery cell transfer device for a drawer-type battery cell drying equipment according to claim 5, characterized in that: The shelf push-pull device (22) includes two symmetrical shelf push-pull components and a lifting drive motor (222). The two shelf push-pull components are slidably installed on the lower middle part of the corresponding Z-guide rail (201). A lifting synchronous shaft (223) is rotatably connected between them. A lifting gear (224) is coaxially installed at both ends of the lifting synchronous shaft (223) and is meshed with the corresponding Z-direction drive rack (20). The lifting drive motor (222) is fixedly installed on any one of the shelf push-pull components and is driven by the lifting synchronous shaft (223).

7. A multi-station battery cell transfer device for a drawer-type battery cell drying equipment according to claim 6, characterized in that: The shelf push-pull assembly includes a shelf push-pull drive motor (225), two lifting side plates (221), two sets of secondary synchronous belt drive assemblies, and two shelf hooks (2027). The two lifting side plates (221) are slidably mounted on the corresponding Z-guide rails (201). The inner sides of the two lifting side plates (221) are respectively provided with Y-direction push-pull guide rails (228). The Y-direction push-pull guide rails (228) are slidably mounted with Y-direction push-pull movable seats (2201). The inner side of the Y-direction push-pull movable seats (2201) is provided with hook guide rails (2023), which extend along the Y-axis direction. The two shelf hooks (2027) are respectively slidably mounted on the corresponding Z-guide rails (2027). The hook guide rail (2023) is mounted on the corresponding Y-axis push-pull movable seat (2201); the two sets of secondary synchronous belt drive components have the same structure and are respectively set on the corresponding lifting side plate (221). A push-pull synchronous rotating shaft (226) is connected between the two sets of secondary synchronous belt drive components. The synchronous movement of the secondary synchronous belt drive components on both sides is achieved through the push-pull synchronous rotating shaft (226). The secondary synchronous belt drive components on both sides are respectively driven and connected to the corresponding Y-axis push-pull movable seat (2201) and hook guide rail (2023); the shelf push-pull drive motor (225) is fixedly installed on any one of the lifting side plates (221) and driven and connected to the push-pull synchronous rotating shaft (226).

8. A multi-station battery cell transfer device for a drawer-type battery cell drying equipment according to claim 7, characterized in that: The secondary synchronous belt drive assembly includes a primary synchronous belt drive structure and a secondary synchronous belt drive structure. The primary synchronous belt drive structure includes a primary synchronous belt (227) and two primary synchronous pulleys. The two primary synchronous pulleys are rotatably mounted on the front and rear sides of the lifting side plate (221). The primary synchronous belt (227) is wound and meshed with the two primary synchronous pulleys. The push-pull synchronous rotating shaft (226) is connected to the corresponding primary synchronous pulleys. The bottom of the Y-direction push-pull movable seat (2201) is provided with a primary toothed plate (2202). The primary toothed plate (2202) is fixed to the upper part of the primary synchronous belt (227). The secondary synchronous belt drive structure includes a secondary synchronous belt (2024) and two secondary synchronous pulleys. The two secondary synchronous pulleys are rotatably mounted on the front and rear sides of the Y-direction push-pull movable seat (2201). The secondary synchronous belt (2024) is wound and meshed with the two secondary synchronous pulleys. A secondary toothed plate (2200) is fixedly installed on the inner side of the lifting side plate (221). The secondary toothed plate (2200) is simultaneously fixed to the upper part of the secondary synchronous belt (2024), and the shelf hook (2027) is fixed to the lower part of the secondary synchronous belt (2024). Alternatively, the secondary toothed plate (2200) is simultaneously fixed to the lower part of the secondary synchronous belt (2024), and the shelf hook (2027) is fixed to the upper part of the secondary synchronous belt (2024) to realize secondary acceleration drive of the shelf hook (2027).

9. A multi-station battery cell transfer device for a drawer-type battery cell drying equipment according to claim 8, characterized in that: The hook guide rail (2023) is slidably mounted with a hook slide (2025). The bottom of the hook slide (2025) is provided with a hook toothed plate (2026). The hook slide (2025) is fixed to the upper or lower layer of the secondary synchronous belt (2024) through the hook toothed plate (2026). The surface of the hook slide (2025) is provided with a clearance guide rail (2029). The clearance guide rail (2029) extends along the X-axis direction. The bottom of the shelf hook (2027) is provided with a guide rail slide. The shelf hook (2027) is slidably mounted on the clearance guide rail (2029) through the guide rail slide. A return spring (2028) is provided on one side of the shelf hook (2027) along the X-axis direction. One end of the return spring (2028) is connected to the hook slide (2025), and the other end is connected to the shelf hook (2027).

10. A multi-station battery cell transfer device for a drawer-type battery cell drying equipment according to claim 9, characterized in that: The reset spring (2028) is a tension spring located on the outside of the shelf hook (2027); the front part of the shelf hook (2027) is provided with a hook, the front side of the hook is provided with a shelf guide chamfer (20271), and the side of the hook near the reset spring (2028) is formed with an avoidance guide angle (20272); the rear side of the avoidance guide angle (20272) is provided with a barb slot (20273) for snapping the connecting rod at the bottom of the shelf.

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