An automatic feeding and assembling device for the cover plate of an electric core

Abstract

The present invention discloses an automatic feeding and assembling device for a battery cell cover plate, belonging to the technical field of new energy batteries. The device is used to assemble the battery cell cover plate onto the pole column of the battery cell, and includes a feeding structure and an assembling structure. The feeding structure transports the battery cell cover plate to the grasping range of the assembling structure. The assembling structure includes a robotic arm, two symmetrically arranged mounting and conveying platforms, and a workbench for placing them. One or more suction claws are provided at the grasping end of the robotic arm, and mounting stations corresponding to the number of suction claws are provided on each of the mounting and conveying platforms. After the suction claws suck the battery cell cover plate, the assembly of the battery cell cover plate and the battery cell pole column is completed alternately at the mounting stations of the two mounting and conveying platforms. The present invention uses automatic feeding of the cover plate and automatic assembly of the cover plate onto the pole column of the battery cell, effectively reducing the turnover links, improving the production efficiency, reducing the risk of scratching and misalignment of the cover plate during turnover, and effectively improving the assembly qualification rate and consistency rate of the product.

Description

Technical Field

[0001] The present invention relates to the technical field of new energy batteries, and particularly relates to an automatic feeding and assembling device for a battery cell cover plate. Background Art

[0002] Today, with the extensive application of new energy research, new energy batteries are playing an increasingly important role. As an important part of new energy batteries, the battery cell cover plate can play a role in protecting the battery cell circuit.

[0003] Currently, on the market, the assembly of the cover plate and the battery cell pole is all semi-automatic assembly, with poor assembly accuracy, cumbersome assembly requirements, and low assembly efficiency. Summary of the Invention

[0004] The purpose of the present invention is to overcome the deficiencies of the prior art and provide an automatic feeding and assembling device for a battery cell cover plate. It can meet the requirements of automatically feeding the cover plate and automatically assembling the cover plate onto the battery cell pole, effectively reducing the turnover link, improving production efficiency, reducing the risk of scratching and misalignment of the cover plate during turnover, and effectively improving the product assembly qualification rate and consistency rate.

[0005] To achieve the above purpose, the present invention designs an automatic feeding and assembling device for a battery cell cover plate, which is used to assemble the battery cell cover plate onto the pole of the battery cell. It includes a feeding structure and an assembling structure. The feeding structure transports the battery cell cover plate to the grasping range of the assembling structure. The assembling structure includes a robotic arm, two symmetrically arranged installation and conveying platforms, and a workbench for placing the robotic arm and the installation and conveying platforms. The grasping end of the robotic arm is provided with one or more suction claws. Each installation and conveying platform is provided with installation stations corresponding to the number of suction claws. After the suction claws suck the battery cell cover plate, they alternately complete the assembly of the battery cell cover plate and the battery cell pole at the installation stations of the two installation and conveying platforms. The battery cell to be installed is placed at the installation station by a robot. After the installation is completed, the robot holds the completed battery cell and places a new battery cell to be installed.

[0006] Preferably, the feeding structure includes a support frame, which includes a first bottom plate. The end of the first bottom plate is vertically fixed with a first back plate and two oppositely arranged side plates. The horizontal ends of the two side plates are fixed on the first back plate, and the other ends are fixed with baffles at the top. Inside the first back plate, a first lifting frame and a second lifting frame are arranged side by side and fixed. A first tray rack that can move up and down is installed on the slide rail of the first lifting frame. The first tray rack is used to place a tray filled with battery cell cover plates. A second tray rack that can move up and down is installed on the slide rail of the second lifting frame. The second tray rack is used to place an empty tray. Tray limit blocks are fixed at both ends of the top of the first tray rack and the second tray rack. A transplanting mechanism for transporting the tray from the first tray rack to the second tray rack is arranged beside the support frame.

[0007] Preferably, a plurality of cover plate placement grooves are provided on the tray.

[0008] Preferably, the transplanting mechanism includes a transplanting slide rail, on which a tray gripper that slides back and forth is arranged. A gripper cylinder is provided at the top of the tray gripper. A fixed seat is provided under the transplanting slide rail, and the fixed seat fixes the transplanting slide rail to the workbench.

[0009] Preferably, reinforcing ribs are provided at the top of the tray gripper.

[0010] Preferably, a first positioning cylinder group is arranged at the top of the inner wall of the first back plate, and a second positioning cylinder group corresponding to the first positioning cylinder group is arranged on the baffle. Both the first positioning cylinder group and the second positioning cylinder group are composed of two positioning cylinders.

[0011] Preferably, a positioning mechanism is provided on the workbench. The positioning mechanism includes a mounting plate. One end of the mounting plate is fixed with a second back plate, and a first cylinder and a second cylinder are fixed on the second back plate. The driving ends of the first cylinder and the second cylinder are both fixed with positioning components. The positioning components are arranged on the mounting plate. The positioning components are composed of a first translation structure and a second translation structure. The first translation structure includes a horizontally arranged first U-shaped strip, and the second translation structure includes a horizontally arranged second U-shaped strip. The back ends of the first U-shaped strip and the second U-shaped strip are staggered and overlapped. The back end of the first U-shaped strip is fixed on the movable end of the first cylinder, and the back end of the second U-shaped strip is fixed on the movable end of the second cylinder. The open ends of the first U-shaped strip are fixed with a first L-shaped strip and a third L-shaped strip, and the open ends of the second U-shaped strip are fixed with a second L-shaped strip and a fourth L-shaped strip. Positioning grooves are provided at the bottoms of the first L-shaped strip, the second L-shaped strip, the third L-shaped strip and the fourth L-shaped strip. The first L-shaped strip and the second L-shaped strip cooperate with each other to form a gripper under the drive of the first cylinder, and the third L-shaped strip and the fourth L-shaped strip cooperate with each other to form a gripper under the drive of the second cylinder.

[0012] Preferably, an induction through hole is provided on the mounting plate below the gripper, and an induction component is provided below the induction through hole. The induction component is used to sense whether there is a battery cell cover plate in the positioning component. The induction component includes a support mounting seat and an induction device. The induction device includes an induction box body and an induction strip that moves up and down in the induction box body. The support mounting seat includes two first support plates, and the two first support plates are vertically fixed at both ends of the bottom of the mounting plate. A second bottom plate is fixed at the bottom of the first support plate. An inductor support frame is provided on the second bottom plate, and the induction device is installed on the inductor support frame. The length of the second bottom plate is greater than that of the mounting plate, and bottom plate mounting holes are provided at both ends of the second bottom plate.

[0013] Preferably, two suction claws are provided at the clamping end of the robotic arm, and both of the two suction claws can individually suck the battery cell cover plate.

[0014] Preferably, the robotic arm includes a robotic arm base. A horizontally rotatable main robotic arm is installed on the top of the robotic arm base. A horizontally rotatable extended robotic arm is installed on the top of the main robotic arm. A telescopic robotic arm sleeve is installed at one end of the extended robotic arm away from the main robotic arm. A telescopic robotic arm that can move up and down is arranged inside the telescopic robotic arm sleeve. A horizontally rotatable suction claw mounting bracket is arranged at the bottom of the telescopic robotic arm. Two suction claw fixing brackets are slidably arranged at the bottom of the suction claw mounting bracket. Suction claws are installed on the suction claw fixing brackets. A first support seat is arranged under the robotic arm base. The top of the first support seat is fixed with the robotic arm base, and the bottom of the first support seat is fixed on the workbench.

[0015] Preferably, a limit stop rod is fixed on the robotic arm base. The limit stop rod is arranged beside the main robotic arm for limiting the main robotic arm.

[0016] Preferably, the installation and conveying table includes a conveying slide rail and a battery cell installation seat that horizontally moves on the conveying slide rail. A vertical platform slide rail is fixed on the battery cell installation seat. A battery cell installation platform that moves up and down is arranged on the platform slide rail. Installation stations corresponding to the number of suction claws are arranged on the battery cell installation platform. The installation stations include battery cell clamps and battery cell clamp cylinders. A battery cell knob seat is arranged below the battery cell clamps. The battery cell clamp cylinders drive the battery cell clamps to clamp the battery cell cover plate to be installed. A slide rail mounting seat is fixed under the conveying slide rail. The slide rail mounting seat is fixed on the workbench. The slide rail mounting seat includes two second support seats and a second support plate. The second support seats are fixed at the bottoms of both ends of the second support plate. The second support seats are fixed on the workbench, and the conveying slide rail is fixed on the second support plate.

[0017] Preferably, a telescopic assembly is arranged below the battery cell installation platform. The telescopic assembly is used to adjust the height of the battery cell installation platform. The telescopic assembly includes a cylinder mounting seat vertically installed on the workbench. Ejecting cylinders are symmetrically arranged on the wall of the cylinder mounting seat. A telescopic rod is arranged on the cylinder mounting seat. Top blocks are arranged at the tops of both telescopic rods. A connecting rod is arranged above the top blocks. The connecting rod passes through the bottom of the battery cell installation seat and is fixedly connected to the bottom of the battery cell installation platform.

[0018] The beneficial effects of the present invention:

[0019] The present invention can automatically load the cell cover plate. An operator places the tray of the cell cover plate on the first tray rack of the first lifting rack, the feeding structure automatically feeds the cell cover plate, the transfer mechanism automatically classifies and horizontally transfers the empty trays for offline placement, the robotic arm transports the cover plate to the positioning fixture position and assembles it on the cell terminal cover, effectively improving the assembly efficiency and accuracy of the cell cover plate and the cell, enhancing the automation of the production equipment line, reducing the complicated movement trajectories of the mechanisms, simultaneously reducing the equipment cost, shortening the changeover time, improving the cell assembly efficiency, and effectively increasing the production capacity rate. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 is a perspective view of the present invention;

[0021] Figure 2 is a perspective view of the assembly structure of the present invention;

[0022] Figure 3 is a perspective structural view of the feeding structure of the present invention;

[0023] Figure 4 is a perspective view of the transfer mechanism of the present invention;

[0024] Figure 5 is a perspective view of the positioning mechanism of the present invention;

[0025] Figure 6 is a bottom view of the positioning component of the present invention;

[0026] Figure 7 is a perspective view of the positioning structure with an induction component of the present invention;

[0027] Figure 8 is a perspective view of the robotic arm of the present invention;

[0028] Figure 9 is an assembly effect diagram of the telescopic robotic arm, the suction cup mounting bracket, the suction cup fixing bracket and the suction cup of the present invention;

[0029] Figure 10 is an assembly effect diagram of the suction cup mounting bracket, the suction cup fixing bracket and the suction cup of the present invention;

[0030] Figure 11 is a perspective view of the installation conveyor table of the present invention;

[0031] Figure 12 is an assembly effect diagram of the cell mounting seat and the cell mounting platform of the present invention;

[0032] Figure 13 is a structural diagram of the cell mounting seat of the present invention.

[0033] Reference Signs:

[0034] 1 Loading structure, 11 Support frame, 111 First bottom plate, 112 First back plate, 113 Side plate, 114 Baffle, 12 First lifting frame, 121 First tray rack, 13 Second lifting frame, 131 Second tray rack, 14 Tray, 15 Tray limit block, 16 Transplanter mechanism, 161 Transplanter slide rail, 162 Tray gripper, 163 Gripper cylinder, 164 Fixed seat, 165 Reinforcing rib, 17 First positioning cylinder group, 18 Second positioning cylinder group

[0035] 2 Robot arm, 21 Suction gripper, 22 Main robot arm, 23 Robot arm base, 24 First support seat, 25 Extended robot arm, 26 Telescopic robot arm sleeve, 261 Telescopic robot arm, 27 Suction gripper mounting bracket, 271 Suction gripper fixing bracket, 28 Limit stop bar

[0036] 3 Installation and conveying table, 31 Installation station, 311 Cell clamp, 312 Cell clamp cylinder, 313 Cell knob seat, 32 Conveying slide rail, 33 Cell installation seat, 331 Platform slide rail, 34 Cell installation platform, 35 Slide rail mounting seat, 351 Second support seat, 352 Second support plate

[0037] 4 Workbench

[0038] 5 Positioning mechanism, 50 Positioning groove, 51 Mounting plate, 511 Induction through hole, 512 Mounting hole, 52 Second back plate, 53 First cylinder, 54 Second cylinder, 55 First translation structure, 551 First U-shaped bar, 552 First L-shaped bar, 553 Third L-shaped bar, 56 Second translation structure, 561 Second U-shaped bar, 562 Second L-shaped bar, 563 Fourth L-shaped bar, 57 Induction device, 571 Induction box body, 572 Induction bar, 58 Support mounting seat, 581 First support plate, 582 Second bottom plate, 59 Inductor support frame

[0039] 6 Telescopic assembly, 61 Cylinder mounting seat, 62 Ejector cylinder, 63 Ejector block, 64 Connecting rod Detailed implementation manners

[0040] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application clearer, the present application will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0041] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0042] It should be understood that the orientation or positional relationship indicated by terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present application.

[0043] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present application, "a plurality of" means two or more unless otherwise specifically defined.

[0044] The reference to "one embodiment" or "some embodiments" etc. described in the specification of the present application means that a specific feature, structure or characteristic described in connection with that embodiment is included in one or more embodiments of the present application. Thus, the statements "in one embodiment", "in some embodiments", "in other some embodiments", "in still other embodiments" etc. that appear in different places in this specification do not necessarily all refer to the same embodiment, but mean "one or more but not all embodiments", unless otherwise specifically emphasized in other ways. The terms "comprising", "including", "having" and their variants all mean "including but not limited to", unless otherwise specifically emphasized in other ways. "A plurality of" means "two or more".

[0045] The present invention will be further described below in conjunction with the drawings and specific embodiments.

[0046] Embodiment 1

[0047] As Figures 1 to 13 shown, the cell cover plate transplanting, handling and assembling structure is used to assemble the cell cover plate onto the pole column of the cell. It includes a feeding structure 1 and an assembling structure. The feeding structure 1 transports the cell cover plate to the grasping range of the assembling structure. The assembling structure includes a robotic arm 2, two symmetrically arranged mounting and conveying platforms 3 and a workbench 4 for placing them. The grasping end of the robotic arm 2 is provided with two suction cups 21. Each suction cup can separately suck the cell cover plate. The mounting and conveying platforms 3 are each provided with mounting stations 31 corresponding to the number of suction cups 21. After the suction cups 21 suck the cell cover plates, they alternately complete the assembly of the cell cover plates and the cell pole columns at the mounting stations 31 of the two mounting and conveying platforms 3.

[0048] The feeding structure 1 includes a support frame 11. The support frame 11 includes a first bottom plate 111. At the end of the first bottom plate 111, a first back plate 112 and two oppositely arranged side plates 113 are vertically fixed. The horizontal ends of the two side plates 113 are fixed on the first back plate 112, and a baffle 114 is fixed at the top of the other end. At the top of the inner wall of the first back plate 112, a first positioning cylinder group 17 is arranged. On the baffle 114, a second positioning cylinder group 18 corresponding to the first positioning cylinder group 17 is arranged. Both the first positioning cylinder group 17 and the second positioning cylinder group 18 are composed of two positioning cylinders.

[0049] On the inner wall of the first back plate 112, a first lifting frame 12 and a second lifting frame 13 are fixed side by side. On the slide rail of the first lifting frame 12, a first tray rack 121 that moves up and down is installed. The first tray rack 121 is used to place a tray 14 filled with cell covers. On the slide rail of the second lifting frame 13, a second tray rack 131 that moves up and down is installed. The second tray rack 131 is used to place an empty tray 14. At both ends of the top of the first tray rack 121 and the second tray rack 131, tray limit blocks 15 are fixed. Beside the support frame 11, a transplanting mechanism 16 for transporting the tray 14 from the first tray rack 121 to the second tray rack 131 is provided. The transplanting mechanism 16 includes a transplanting slide rail 161. On the transplanting slide rail 161, a tray gripper 162 that slides back and forth is arranged. At the top of the tray gripper 162, a gripper cylinder 163 is provided. Below the transplanting slide rail 161, a fixing seat 164 is provided. The fixing seat 164 fixes the transplanting slide rail 161 on the workbench 4. Reinforcing ribs 165 are provided at the top of the tray gripper 162.

[0050] A positioning mechanism 5 is provided on the workbench 4. The positioning mechanism 5 includes a mounting plate 51. One end of the mounting plate 51 is fixed with a second back plate 52. A first air cylinder 53 and a second air cylinder 54 are fixed on the second back plate 52. Positioning components are fixed at the driving ends of the first air cylinder 53 and the second air cylinder 54. The positioning components are arranged on the mounting plate 51. The positioning components are composed of a first translation structure 55 and a second translation structure 56. The first translation structure 55 includes a horizontally arranged first U-shaped bar 551. The second translation structure 56 includes a horizontally arranged second U-shaped bar 561. The back ends of the first U-shaped bar 551 and the second U-shaped bar 561 are staggeredly stacked. The back end of the first U-shaped bar 551 is fixed on the movable end of the first air cylinder 53. The back end of the second U-shaped bar 561 is fixed on the movable end of the second air cylinder 54. The open end of the first U-shaped bar 551 is fixed with a first L-shaped bar 552 and a third L-shaped bar 553. The open end of the second U-shaped bar 561 is fixed with a second L-shaped bar 562 and a fourth L-shaped bar 563. Positioning grooves 50 are opened at the bottoms of the first L-shaped bar 552, the second L-shaped bar 562, the third L-shaped bar 553 and the fourth L-shaped bar 563. The first L-shaped bar 552 and the second L-shaped bar 562 cooperate with each other to form a clamping jaw under the drive of the air cylinder. The third L-shaped bar 553 and the fourth L-shaped bar 563 cooperate with each other to form a clamping jaw under the drive of the air cylinder. An induction through hole 511 is opened on the mounting plate 51 below the clamping jaw. An induction component is arranged below the induction through hole 511. The induction component is used to sense whether there is a battery cell cover plate in the positioning component. The induction component includes a support mounting seat 58 and an induction device 57. The induction device 57 includes an induction box body 571 and an induction strip 572 that moves up and down in the induction box body 571. The support mounting seat 58 includes two first support plates 581. The two first support plates 581 are vertically fixed at both ends of the bottom of the mounting plate 51. The bottom of the first support plate 581 is fixed with a second bottom plate 582. An inductor support frame 59 is arranged on the second bottom plate 582. The induction device 57 is installed on the inductor support frame 59. The length of the second bottom plate 582 is greater than that of the mounting plate 51. Bottom plate mounting holes are arranged at both ends of the second bottom plate 582.

[0051] The robotic arm 2 includes a robotic arm base 23. A limiting stop bar 28 is fixed on the robotic arm base 23. The limiting stop bar 28 is arranged beside the main robotic arm 22 for limiting the main robotic arm 22. The top of the robotic arm base 23 is provided with a horizontally rotatable main robotic arm 22. The top of the main robotic arm 22 is provided with a horizontally rotatable extended robotic arm 25. One end of the extended robotic arm 25 far from the main robotic arm 22 is provided with a telescopic robotic arm sleeve 26. A vertically movable telescopic robotic arm 261 is arranged in the telescopic robotic arm sleeve 26. The bottom of the telescopic robotic arm 261 is provided with a horizontally rotatable suction cup mounting bracket 27. Two suction cup fixing brackets 271 are slidably arranged at the bottom of the suction cup mounting bracket 27. Suction cups 21 are mounted on the suction cup fixing brackets 271. A first support base 24 is arranged under the robotic arm base 23. The top of the first support base 24 is fixed with the robotic arm base 23. The bottom of the first support base 24 is fixed on the workbench 4.

[0052] The installation conveyor table 3 includes a conveyor rail 32 and a battery cell mounting seat 33 that moves horizontally on the conveyor rail 32. A vertical platform rail 331 is fixed on the battery cell mounting seat 33. A vertically movable battery cell mounting platform 34 is arranged on the platform rail 331. Installation stations 31 corresponding to the number of suction cups 21 are arranged on the battery cell mounting platform 34. The installation stations 31 include battery cell clamps 311 and battery cell clamp cylinders 312. A battery cell knob seat 313 is arranged below the battery cell clamps 311. The battery cell clamp cylinders 312 drive the battery cell clamps 311 to clamp the battery cell cover plate to be installed. A rail mounting seat 35 is fixed under the conveyor rail 32. The rail mounting seat 35 is fixed on the workbench 4. The rail mounting seat 35 includes two second support bases 351 and a second support plate 352. The second support bases 351 are fixed at both ends of the bottom of the second support plate 352. The second support bases 351 are fixed on the workbench 4. The conveyor rail 32 is fixed on the second support plate 352.

[0053] A telescopic assembly 6 is arranged below the battery cell mounting platform 34. The telescopic assembly 6 is used to adjust the height of the battery cell mounting platform 34. The telescopic assembly 6 includes a cylinder mounting seat 61 vertically installed on the workbench 4. Ejecting cylinders 62 are symmetrically arranged on the wall of the cylinder mounting seat 61. A telescopic rod is arranged on the cylinder mounting seat 61. Ejecting blocks 63 are arranged at the tops of both telescopic rods. A connecting rod 64 is arranged above the ejecting blocks 63. The connecting rod 64 passes through the bottom of the battery cell mounting seat 33 and is fixedly connected to the bottom of the battery cell mounting platform 34.

[0054] The following introduces the technological process of the present invention during operation:

[0055] The worker places the tray 14 with the battery cell cover plate on the top of the first tray rack 121. The tray 14 is limited between two limit blocks 211 by the limit blocks 15 at both ends of the top of the first tray rack 121. The first tray rack 121 and the second tray rack 131 are driven by the tray driving cylinder to rise to the tops of the first lifting rack 12 and the second lifting rack 13. The first positioning cylinder group 17 and the second positioning cylinder group 18 re-position the tray 14 filled with battery cell cover plates placed on the first tray rack 121.

[0056] At this time, the robotic arm 2 sucks two battery cell cover plates in the tray 14 through the two suction claws 21 at the robotic arm grasping end, places them on the positioning mechanism 5 for positioning, and defines the two battery cell cover plates as the first battery cell cover plate and the second battery cell cover plate respectively. After the two suction claws 21 of the robotic wall suck the first battery cell cover plate and the second battery cell cover plate respectively, the first battery cell cover plate is placed between the first L-shaped strip 552 and the second L-shaped strip 562, and the second battery cell cover plate is placed between the third L-shaped strip 553 and the fourth L-shaped strip 563. At this time, the first cylinder 53 and the second cylinder 54 respectively control the first translation structure and the second translation structure to move towards the inner side of the device. The first L-shaped strip 552 and the second L-shaped strip 562 form a clamping jaw to position the first battery cell cover plate through the positioning groove 50 at the bottom. The third L-shaped strip 553 and the fourth L-shaped strip 563 form a clamping jaw to position the second battery cell cover plate through the positioning groove 50 at the bottom. After the positioning is completed, the first cylinder 53 and the second cylinder 54 move towards the outer side of the device, and the robotic arm 2 removes the positioned battery cell cover plates. The installation is completed alternately at the installation station 31 of the installation conveyor table 3.

[0057] The above-described embodiments are only used to illustrate the technical solutions of the present application, rather than to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application, and should all be included in the protection scope of the present application.

Claims

1. An automatic feeding and assembling device for a battery cell cover plate, which is used to assemble the battery cell cover plate onto the pole column of a battery cell, and is characterized in that: It includes a feeding structure (1) and an assembling structure. The feeding structure (1) transports the cell cover plate to the grasping range of the assembling structure. The assembling structure includes a robotic arm (2), two symmetrically arranged mounting and conveying platforms (3), and a workbench (4) for placing the robotic arm (2) and the mounting and conveying platforms (3). One or more suction claws (21) are provided at the grasping end of the robotic arm (2). Mounting stations (31) corresponding to the number of suction claws (21) are provided on each of the mounting and conveying platforms (3). After the suction claws (21) pick up the cell cover plate, they alternately complete the assembly of the cell cover plate and the cell pole column at the mounting stations (31) of the two mounting and conveying platforms (3); The feeding structure (1) includes a support frame (11). The support frame (11) includes a first bottom plate (111). A first back plate (112) and two oppositely arranged side plates (113) are vertically fixed at the end of the first bottom plate (111). The horizontal ends of the two side plates (113) are fixed on the first back plate (112), and a baffle (114) is fixed at the top of the other end. A first lifting frame (12) and a second lifting frame (13) are arranged side by side and fixed on the inner wall of the first back plate (112). A first tray frame (121) that moves up and down is installed on the slide rail of the first lifting frame (12). The first tray frame (121) is used to place a tray (14) filled with cell cover plates. A second tray frame (131) that moves up and down is installed on the slide rail of the second lifting frame (13). The second tray frame (131) is used to place an empty tray (14). Tray limit blocks (15) are fixed at both ends of the top of the first tray frame (121) and the second tray frame (131). A transplanting mechanism (16) for transporting the tray (14) from the first tray frame (121) to the second tray frame (131) is provided beside the support frame (11); A positioning mechanism (5) is provided on the workbench (4). The positioning mechanism (5) includes a mounting plate (51). One end of the mounting plate (51) is fixed with a second back plate (52). A first cylinder (53) and a second cylinder (54) are fixed on the second back plate (52). The driving ends of the first cylinder (53) and the second cylinder (54) are both fixed with positioning components. The positioning components are arranged on the mounting plate (51). The positioning components are composed of a first translation structure (55) and a second translation structure (56). The first translation structure (55) includes a horizontally arranged first U-shaped bar (551). The second translation structure (56) includes a horizontally arranged second U-shaped bar (561). The back ends of the first U-shaped bar (551) and the second U-shaped bar (561) are placed in an overlapping and staggered manner. The back end of the first U-shaped bar (551) is fixed on the movable end of the first cylinder (53). The back end of the second U-shaped bar (561) is fixed on the movable end of the second cylinder (54). The open end of the first U-shaped bar (551) is fixed with a first L-shaped bar (552) and a third L-shaped bar (553). The open end of the second U-shaped bar (561) is fixed with a second L-shaped bar (562) and a fourth L-shaped bar (563). Positioning grooves (50) are opened at the bottoms of the first L-shaped bar (552), the second L-shaped bar (562), the third L-shaped bar (553), and the fourth L-shaped bar (563). The first L-shaped bar (552) and the second L-shaped bar (562) cooperate with each other under the drive of the cylinder to form a clamping jaw. The third L-shaped bar (553) and the fourth L-shaped bar (563) cooperate with each other under the drive of the cylinder to form a clamping jaw; The installation and conveying table (3) includes a conveying slide rail (32) and a battery cell mounting seat (33) that moves horizontally on the conveying slide rail (32). A vertical platform slide rail (331) is fixed on the battery cell mounting seat (33). A battery cell mounting platform (34) that moves up and down is arranged on the platform slide rail (331). Mounting stations (31) corresponding to the number of suction claws (21) are provided on the battery cell mounting platform (34). The mounting stations (31) include battery cell clamps (311) and battery cell clamp cylinders (312). A battery cell knob seat (313) is arranged below the battery cell clamp (311). The battery cell clamp cylinder (312) drives the battery cell clamp (311) to clamp the battery cell cover plate to be installed. A slide rail mounting seat (35) is fixed below the conveying slide rail (32). The slide rail mounting seat (35) is fixed on the workbench (4). The slide rail mounting seat (35) includes two second support seats (351) and a second support plate (352). The second support seats (351) are fixed at both ends of the bottom of the second support plate (352). The second support seats (351) are fixed on the workbench (4). The conveying slide rail (32) is fixed on the second support plate (352).

2. The automatic feeding and assembling device for the cell cover plate according to claim 1, wherein: The transplanting mechanism (16) includes a transplanting slide rail (161) on which a tray gripper (162) slides back and forth. A gripper cylinder (163) is provided at the top of the tray gripper (162). A fixed seat (164) is provided under the transplanting slide rail (161), and the fixed seat (164) fixes the transplanting slide rail (161) to the workbench (4).

3. The automatic feeding and assembling device for the battery cell cover plate according to claim 1, wherein: At the top of the inner wall of the first back plate (112), a first positioning cylinder group (17) is provided. A second positioning cylinder group (18) corresponding to the first positioning cylinder group (17) is provided on the baffle (114). Both the first positioning cylinder group (17) and the second positioning cylinder group (18) are composed of two cylinders.

4. The automatic feeding and assembling device for the cell cover plate according to claim 1, wherein: An induction through hole (511) is formed on the mounting plate (51) below the gripper. An induction component is provided below the induction through hole (511). The induction component is used to sense whether there is a battery cell cover plate in the positioning component. The induction component includes a support mounting seat (58) and an induction device (57). The induction device (57) includes an induction box body (571) and an induction strip (572) that moves up and down in the induction box body (571). The support mounting seat (58) includes two first support plates (581). The two first support plates (581) are vertically fixed at both ends of the bottom of the mounting plate (51). A second bottom plate (582) is fixed at the bottom of the first support plate (581). An inductor support frame (59) is provided on the second bottom plate (582), and the induction device (57) is installed on the inductor support frame (59).

5. The automatic feeding and assembling device for the cell cover plate according to claim 1, wherein: Two suction cups (21) are provided at the clamping end of the robotic arm (2), and both of the two suction cups (21) can individually suck the battery cell cover plate.

6. The automatic feeding and assembling device for the cell cover plate according to claim 1, wherein: The robotic arm (2) includes a robotic arm base (23). A horizontally rotatable robotic main arm (22) is installed on the top of the robotic arm base (23). A horizontally rotatable extended robotic arm (25) is installed on the top of the robotic main arm (22). A telescopic robotic arm sleeve (26) is installed at one end of the extended robotic arm (25) away from the robotic main arm (22). A telescopic robotic arm (261) that can move up and down is provided in the telescopic robotic arm sleeve (26). A horizontally rotatable suction cup mounting frame (27) is provided at the bottom of the telescopic robotic arm (261). Two suction cup fixing frames (271) are slidably provided at the bottom of the suction cup mounting frame (27), and suction cups (21) are installed on the suction cup fixing frames (271). A first support seat (24) is provided under the robotic arm base (23). The top of the first support seat (24) fixes the robotic arm base (23), and the bottom of the first support seat (24) is fixed on the workbench (4).

7. The automatic feeding and assembling device for the battery cell cover plate according to claim 1, wherein: A telescopic component (6) is provided below the battery cell mounting platform (34). The telescopic component (6) is used to adjust the height of the battery cell mounting platform (34). The telescopic component (6) includes a cylinder mounting seat (61) vertically mounted on the workbench (4). Ejector cylinders (62) are symmetrically arranged on the wall of the cylinder mounting seat (61). A telescopic rod is arranged on the cylinder mounting seat (61). Ejector blocks (63) are arranged at the tops of both telescopic rods. A connecting rod (64) is arranged above the ejector block (63). The connecting rod (64) passes through the bottom of the battery cell mounting seat (33) and is fixedly connected to the bottom of the battery cell mounting platform (34).

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