High-efficiency forming equipment for polymer soft package lithium ion battery

Abstract

The utility model belongs to the technical field of polymer soft-package lithium ion battery production equipment, and particularly relates to polymer soft-package lithium ion battery high-efficiency formation equipment which comprises a machine base, a polymer soft-package lithium ion battery supporting device and an insulation buffering cushion body, and the polymer soft-package lithium ion battery supporting device is arranged on the machine base; the number of the insulation buffer cushion bodies is multiple groups, and the multiple groups of insulation buffer cushion bodies are uniformly distributed on the machine base. Wherein the machine base is provided with a wiring groove, the wiring groove is formed among all the insulation buffer cushion bodies, the polymer soft package lithium ion battery supporting device is in lap joint with all the insulation buffer cushion bodies, and a gap is formed between the polymer soft package lithium ion battery supporting device and the top face of the machine base. The insulation pad body is used to pad off the base, thereby effectively reducing the electric leakage risk of the base, improving the safety factor of the formation equipment, and facilitating the development of enterprises.

Description

Technical Field

[0001] The utility model belongs to the technical field of polymer soft-pack lithium-ion battery production equipment, and particularly relates to a high-efficiency formation equipment for polymer soft-pack lithium-ion batteries. Background Art

[0002] The formation equipment for polymer soft-pack lithium-ion batteries is a kind of equipment specially used in the manufacturing process of polymer soft-pack lithium-ion batteries. Its main function is to charge and discharge the polymer soft-pack lithium-ion batteries to ensure that the polymer soft-pack lithium-ion batteries reach the specified service life. This process usually requires high-precision voltage and current control and may take up to 20 hours for the charge-discharge cycle.

[0003] The traditional formation equipment for polymer soft-pack lithium-ion batteries includes an installation table, a support assembly and a clamping tooling. During the formation process, the support assembly needs to repeatedly charge and discharge the polymer soft-pack lithium-ion batteries. The traditional support assembly is lapped with the installation table, and the frames of the machine table and the support assembly are made of metal materials. During the formation process of the polymer soft-pack lithium-ion batteries, it is easy to cause electric leakage, which poses a safety hazard and urgently needs to be improved. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a high-efficiency formation equipment for polymer soft-pack lithium-ion batteries, aiming to solve the technical problem that the traditional support assembly is lapped with the installation table, and the frames of the machine table and the support assembly are made of metal materials, which is easy to cause electric leakage and poses a safety hazard during the formation process of the polymer soft-pack lithium-ion batteries.

[0005] To achieve the above purpose, a high-efficiency formation equipment for polymer soft-pack lithium-ion batteries provided by an embodiment of the utility model includes a machine base, a polymer soft-pack lithium-ion battery support device and an insulating buffer pad body. The polymer soft-pack lithium-ion battery support device is arranged on the machine base. The number of the insulating buffer pad bodies is multiple groups, and the multiple groups of insulating buffer pad bodies are evenly distributed on the machine base. Among them, a wiring groove is arranged on the machine base, the wiring groove is formed between all the insulating buffer pad bodies, the polymer soft-pack lithium-ion battery support device is lapped on all the insulating buffer pad bodies, and a gap is arranged between the polymer soft-pack lithium-ion battery support device and the top surface of the machine base.

[0006] Optionally, the battery support device includes a mounting frame, a fixing component, a driving component, and a moving component. The fixing component is slidably connected within the mounting frame; the driving component is disposed within the mounting frame and is configured to drive the fixing component to move along the length direction of the mounting frame; the moving component is slidably connected to the fixing component; wherein, a clamping groove for limiting the battery cell is formed between one end of the fixing component and the moving component; an adjusting component is provided on the mounting frame, and an output end of the adjusting component is drivingly connected to the moving component and is configured to drive the moving component to move along the length direction of the fixing component, so as to increase or decrease the width of the clamping groove.

[0007] Optionally, the mounting frame includes a first mounting substrate, a second mounting substrate, and two sets of sliding shafts. The first mounting substrate and the second mounting substrate are vertically symmetrically arranged, and a gap is provided between the first mounting substrate and the second mounting substrate. The two sets of sliding shafts are symmetrically arranged at both ends of the first mounting substrate and the second mounting substrate. The two sets of sliding shafts, the first mounting substrate, and the second mounting substrate are arranged in a rectangular frame structure, and the fixing component is disposed between the two sets of sliding shafts, the first mounting substrate, and the second mounting substrate.

[0008] Optionally, the driving component includes a first driving source, a transmission component, a lead screw pair, and a driving plate. The first driving source and the transmission component are both disposed on the first mounting substrate. The lead screw of the lead screw pair is rotatably connected to the first mounting substrate and the second mounting substrate. The nut of the lead screw pair is fixedly connected to the driving plate. Two ends of the driving plate are respectively slidably connected to the two sets of sliding shafts. The number of the fixing components is multiple, and the multiple fixing components are sequentially slidably connected to the sliding shafts. Driven by the first driving source, the lead screw pair, and the transmission component, the driving plate can drive the fixing components to move, so as to shorten the gap between any two adjacent fixing components.

[0009] Optionally, the transmission component includes a driving wheel and transmission gears. The driving wheel is rotatably connected to the first mounting substrate. The number of the transmission gears is multiple, and all the transmission gears are rotatably connected to the first mounting substrate and are distributed on both sides of the driving wheel. All the transmission gears are sequentially arranged along the length direction of the first mounting substrate. Any two adjacent transmission gears are meshed and matched. The driving wheel is meshed and matched with the two transmission gears closest to it. A driven wheel is provided at an end of the lead screw pair close to the transmission gears. The driven wheel is tightly fitted and connected to the lead screw of the lead screw pair. The driven wheel is meshed and matched with the transmission gear closest to it. The driving source is drivingly connected to the driving wheel.

[0010] Optionally, the driving board includes a main board, sliding sleeves and mounting sleeves. The number of the sliding sleeves and the mounting sleeves is multiple groups. All the sliding sleeves and all the mounting sleeves are evenly distributed at both ends of the main board. The mounting sleeve is slidably adapted to the sliding shaft, and the mounting sleeve is used for mounting the nut of the lead screw pair.

[0011] Optionally, the adjusting assembly includes a second driving source, a slide rail and a movable member. The second driving source and the slide rail are both arranged on the mounting frame. The movable member is slidably connected to the slide rail. The movable member is drivingly connected to the moving assembly, and the second driving source is drivingly connected to the movable member.

[0012] Optionally, the movable member includes a moving plate, an adjusting rod and a connecting block. The moving plate is slidably adapted to the slide rail. The adjusting rod is arranged on the moving plate. The connecting block is arranged on the moving plate. The second driving source is drivingly connected to the moving plate, and the output end of the second driving source is drivingly connected to the connecting block. A connecting groove is arranged on the moving assembly, and the adjusting rod is snap-fitted with all the connecting grooves.

[0013] Optionally, the second driving source includes an adjusting lead screw and a back wave handwheel. A threaded hole is arranged on the connecting block. The adjusting lead screw is in meshing fit with the threaded hole, and the back wave handwheel is tightly connected to the end of the adjusting lead screw.

[0014] Optionally, a voltage sorting device is arranged in the wiring groove.

[0015] One or more of the above technical solutions in the polymer soft-pack lithium-ion battery high-efficiency forming equipment provided by the embodiments of the present invention at least have the following technical effects: After the polymer soft-pack lithium-ion battery support device is raised by the insulating cushion body, there is an insulating gap between the polymer soft-pack lithium-ion battery support device and the top surface of the machine base. During the forming process of the polymer soft-pack lithium-ion battery, the polymer soft-pack lithium-ion battery needs to be repeatedly charged and discharged. Compared with the prior art, during the forming process of the polymer soft-pack lithium-ion battery, due to the contact between the polymer soft-pack lithium-ion battery support device and the machine base, the machine base leaks electricity, resulting in a potential safety hazard. The polymer soft-pack lithium-ion battery high-efficiency forming equipment provided by the embodiments of the present invention uses an insulating cushion body to separate from the machine base, thereby effectively reducing the risk of machine base leakage, improving the safety factor of the forming equipment, and being beneficial to the development of the enterprise. Description of the Drawings

[0016] To more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the attached drawings required for use in the embodiments or the description of the prior art. Obviously, the attached drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other attached drawings can be obtained based on these attached drawings.

[0017] Figure 1 It is a schematic structural diagram of the high-efficiency formation equipment for polymer soft-pack lithium-ion batteries provided by the embodiments of the present utility model.

[0018] Figure 2 For Figure 1 the structural schematic diagram of the machine base in

[0019] Figure 3 It is a schematic structural diagram of the polymer soft-pack lithium-ion battery support device provided by the embodiments of the present utility model.

[0020] Figure 4 For Figure 3 the enlarged view of A in

[0021] Figure 5 It is a schematic structural diagram of the installation frame provided by the embodiments of the present utility model.

[0022] Figure 6 It is a schematic structural diagram of the drive assembly provided by the embodiments of the present utility model.

[0023] Figure 7 It is a schematic structural diagram of the adjustment assembly provided by the embodiments of the present utility model.

[0024] Figure 8 It is a schematic structural diagram of the drive board provided by the embodiments of the present utility model.

[0025] Figure 9 It is a schematic structural diagram of the stable seat provided by the embodiments of the present utility model.

[0026] Among them, the reference numerals in the figure are as follows:

[0027] 100 - machine base; 200 - polymer soft-pack lithium-ion battery support device; 300 - insulating buffer pad

[0028] 210 - installation frame; 220 - fixing component; 230 - drive assembly

[0029] 400 - adjustment assembly; 211 - first installation substrate; 212 - second installation substrate 213 - sliding shaft; 231 - first driving source; 232 - transmission component

[0030] 233 - lead screw pair; 234 - drive board; 235 - driving wheel

[0031] 236 - drive gear, 410 - second drive source, 420 - slide rail

[0032] 430 - movable part, 431 - moving plate, 432 - adjusting rod

[0033] 433 - connecting block, 411 - adjusting screw rod, 412 - back wave handwheel

[0034] 110 - wiring groove, 600 - voltage sorting device, 240 - moving assembly

[0035] 241 - connecting groove, 700 - stabilizing seat. Detailed implementation mode

[0036] The embodiments of the present utility model will be described in detail below. The examples of the embodiments are shown in the drawings, where the same or similar reference numerals denote the same or similar elements or elements with the same or similar functions throughout. The following is through reference to the attached Figures 1 to 8 The described embodiments are exemplary and are intended to explain the embodiments of the present utility model, and should not be construed as a limitation to the present utility model.

[0037] In the description of the embodiments of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "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, and is only for the convenience of describing the embodiments of the present utility model 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, and thus should not be construed as a limitation to the present utility model.

[0038] In addition, the terms "first" and "second" are only used for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly indicating the number 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 embodiments of the present utility model, "a plurality" means two or more, unless otherwise specifically defined.

[0039] In the embodiments of the present utility model, unless otherwise clearly specified and defined, terms such as "installation", "connection", "linkage", "fixation" shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral one; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0040] In one embodiment of the present utility model, as Figures 1 to 9 shown, a high-efficiency formation device for polymer soft-pack lithium-ion batteries is provided, which includes a machine base 100, a polymer soft-pack lithium-ion battery support device 200, and an insulating buffer pad body 300. The polymer soft-pack lithium-ion battery support device 200 is disposed on the machine base 100; the number of the insulating buffer pad bodies 300 is multiple groups, and the multiple groups of insulating buffer pad bodies 300 are evenly distributed on the machine base 100; wherein, a wiring groove 110 is provided on the machine base 100, the wiring groove 110 is formed between all the insulating buffer pad bodies 300, the polymer soft-pack lithium-ion battery support device 200 is lapped on all the insulating buffer pad bodies 300, and a gap is provided between the polymer soft-pack lithium-ion battery support device 200 and the top surface of the machine base 100.

[0041] Specifically, after the polymer soft-pack lithium-ion battery support device 200 is elevated by the insulating buffer pad body 300, there is an insulating gap between the polymer soft-pack lithium-ion battery support device 200 and the top surface of the machine base 100. During the formation process of the polymer soft-pack lithium-ion battery, the polymer soft-pack lithium-ion battery needs to be repeatedly charged and discharged. Compared with the prior art, during the formation process of the polymer soft-pack lithium-ion battery, since the polymer soft-pack lithium-ion battery support device 200 is in contact with the machine base 100, resulting in the leakage of electricity of the machine base 100 and there being a potential safety hazard, the high-efficiency formation device for polymer soft-pack lithium-ion batteries provided by the embodiments of the present utility model uses an insulating pad to separate from the machine base 100, thereby effectively reducing the risk of electricity leakage of the machine base 100, improving the safety factor of the formation device, and being beneficial to the development of the enterprise.

[0042] As Figures 1 to 9As shown, in another embodiment of the present utility model, the polymer soft-pack lithium-ion battery support device 200 includes an installation frame 210, a fixing component 220, a driving component 230, and a moving component 240. The fixing component 220 is slidably connected within the installation frame 210; the driving component 230 is disposed within the installation frame 210, and the driving component 230 is configured to drive the fixing component 220 to move along the length direction of the installation frame 210; the moving component 240 is slidably connected to the fixing component 220; wherein, a clamping groove for limiting the battery cell is formed between one end of the fixing component 220 and the moving component 240; an adjusting component 400 is provided on the installation frame 210, and an output end of the adjusting component 400 is drivingly connected to the moving component 240 and is configured to drive the moving component 240 to move along the length direction of the fixing component 220, so as to increase or decrease the width of the clamping groove.

[0043] When it is necessary to replace battery cells of different sizes, first remove the old battery cells, and then adjust the gap distance between the moving component 240 and the fixing component 220 through the adjusting component 400 until it is adapted to the size of the new battery cells. Then, install the new battery cells in the clamping groove between the fixing component 220 and the moving component 240 to complete the replacement of battery cells of different sizes. Compared with the battery cell installation structure formed by combining the support component and the clamping tooling in the prior art, which has a single way of limiting the battery cells and requires replacing the clamping tooling every time a battery cell is replaced for formation operation, with cumbersome operation and affecting the formation operation efficiency, the polymer soft-pack lithium-ion battery high-efficiency formation device provided by the embodiment of the present utility model realizes convenient adjustment of the width of the battery cell clamping groove as needed through the adjusting component 400, is adapted to battery cells of all sizes, and effectively improves the practicability of the support device.

[0044] As Figures 1 to 9As shown, in another embodiment of the present utility model, the mounting frame 210 includes a first mounting substrate 211, a second mounting substrate 212, and two sets of sliding shafts 213. The first mounting substrate 211 and the second mounting substrate 212 are vertically symmetrically arranged. There is a gap between the first mounting substrate 211 and the second mounting substrate 212. Two sets of the sliding shafts 213 are symmetrically arranged at both ends of the first mounting substrate 211 and the second mounting substrate 212. The two sets of the sliding shafts 213, the first mounting substrate 211, and the second mounting substrate 212 are arranged in a rectangular frame structure. The fixing component 220 is arranged between the two sets of the sliding shafts 213, the first mounting substrate 211, and the second mounting substrate 212. Specifically, using a rectangular frame structure to accommodate the fixing component 220 is beneficial to increasing the accommodation capacity of the fixing component 220, thereby achieving space optimization. In this embodiment, a stabilizing seat 700 for preventing the sliding shaft 213 from bending and deforming is arranged at the middle position of the sliding shaft 213.

[0045] As Figures 1 to 9 shown, in another embodiment of the present utility model, the driving component 230 includes a first driving source 231, a transmission component 232, a lead screw pair 233, and a driving plate 234. The first driving source 231 and the transmission component 232 are both arranged on the first mounting substrate 211. The lead screw of the lead screw pair 233 is rotatably connected to the first mounting substrate 211 and the second mounting substrate 212. The nut of the lead screw pair 233 is fixedly connected to the driving plate 234. Both ends of the driving plate 234 are slidably connected to the two sets of the sliding shafts 213. The number of the fixing components 220 is multiple groups. Multiple groups of the fixing components 220 are sequentially slidably connected to the sliding shafts 213. Driven by the first driving source 231, the lead screw pair 233, and the transmission component 232, the driving plate 234 can drive the fixing component 220 to move, so that the gap between any two adjacent groups of the fixing components 220 is shortened. In this embodiment, the first driving source 231 is a servo motor, which is beneficial to improving the control accuracy of the moving stroke of the driving plate 234. Among them, the first driving source 231 drives the driving plate 234 to move all the fixing components 220 in the same direction, further improving the structural stability of the fixing component 220.

[0046] As Figures 1 to 9As shown, in another embodiment of the present utility model, the transmission assembly 232 includes a driving wheel 235 and transmission gears 236. The driving wheel 235 is rotatably connected to the first mounting substrate 211. The number of the transmission gears 236 is multiple groups. All the transmission gears 236 are rotatably connected to the first mounting substrate 211 and are distributed on both sides of the driving wheel 235. All the transmission gears 236 are arranged in sequence along the length direction of the first mounting substrate 211. Any two adjacent groups of the transmission gears 236 are meshed and matched. The driving wheel 235 is meshed and matched with the two groups of transmission gears 236 closest to it. A driven wheel is arranged at the end of the lead screw pair 233 close to the transmission gear 236. The driven wheel is tightly connected to the lead screw of the lead screw pair 233. The driven wheel is meshed and matched with the transmission gear 236 closest to it. The drive source is drivingly connected to the driving wheel 235. Using a gear set as the transmission unit of the transmission assembly 232 is beneficial to improving the transmission stability of the transmission assembly 232. At the same time, the number of the driving wheels 235 is one group. The first drive source 231 drives the driving wheel 235 to rotate, and then all the transmission gears 236 can be driven to rotate, realizing the operation of two lead screw pairs 233 driven by a single source, saving the drive source and reducing the equipment manufacturing cost.

[0047] As Figures 1 to 9 shown, in another embodiment of the present utility model, the drive plate 234 includes a main board, sliding sleeves and mounting sleeves. The number of the sliding sleeves and the mounting sleeves is multiple groups. All the sliding sleeves and all the mounting sleeves are evenly distributed at both ends of the main board. The mounting sleeves are slidably matched with the sliding shafts 213. The mounting sleeves are used for mounting the nuts of the lead screw pairs 233. Using the sliding sleeves and the mounting sleeves to connect the sliding shafts 213 and the nuts respectively, and at the same time, the sliding sleeves and the mounting sleeves are distributed at both ends of the main board, which is beneficial to preventing the main board from shifting and ensuring the moving stability of the main board.

[0048] As Figures 1 to 9 shown, in another embodiment of the present utility model, the adjusting assembly 400 includes a second drive source 410, a slide rail 420 and a movable member 430. The second drive source 410 and the slide rail 420 are both arranged on the mounting frame 210. The movable member 430 is slidably connected to the slide rail 420. The movable member 430 is drivingly connected to the moving assembly 240. The second drive source 410 is drivingly connected to the movable member 430. Separately setting the second drive source 410 is beneficial to separately controlling the two drive sources. By driving the moving assembly 240 to move through the second drive source 410, the two drive sources do not interfere with each other, thereby realizing the stable operation of the structure and preventing the drive sources from driving the corresponding components to interfere with each other.

[0049] As Figures 1 to 9As shown, in another embodiment of the present utility model, the movable component 430 includes a moving plate 431, an adjusting rod 432, and a connecting block 433. The moving plate 431 is slidably adapted to the slide rail 420. The adjusting rod 432 is disposed on the moving plate 431, and the connecting block 433 is disposed on the moving plate 431. The second driving source 410 is drivingly connected to the moving plate 431, and the output end of the second driving source 410 is drivingly connected to the connecting block 433. A connecting groove 241 is provided on the moving assembly 240, and the adjusting rod 432 is snap-fitted with all the connecting grooves 241. In this embodiment, the number of the moving plates 431 and the connecting blocks 433 is two groups each. The two groups of moving plates 431 are respectively fixedly connected to both ends of the adjusting rod 432. The number of the slide rails 420 is two groups, and the two groups of slide rails 420 are respectively disposed on the first mounting substrate 211 and the second mounting substrate 212. The connecting blocks 433 are respectively slidably connected to the corresponding slide rails 420.

[0050] As Figures 1 to 9 shown, in another embodiment of the present utility model, the second driving source 410 includes an adjusting screw rod 411 and a back wave handwheel 412. A threaded hole is provided on the connecting block 433, and the adjusting screw rod 411 is in threaded fit with the threaded hole. The back wave handwheel 412 is tightly fitted to the end of the adjusting screw rod 411. Driving the adjusting screw rod 411 by the back wave handwheel 412 is beneficial to improving the adjustment accuracy and further improving the clamping effect of the polymer soft-pack lithium-ion battery of the polymer soft-pack lithium-ion battery high-efficiency formation equipment.

[0051] As Figures 1 to 9 shown, in another embodiment of the present utility model, a voltage sorting device 600 is provided in the wiring groove 110 to ensure that the polymer soft-pack lithium-ion battery will not be damaged due to excessive voltage during operation, and at the same time, it also ensures that the polymer soft-pack lithium-ion battery can maintain good performance under different operating voltages.

[0052] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A polymer soft-pack lithium-ion battery high-efficiency formation equipment, characterized in that: include: Machine base; A polymer soft-pack lithium-ion battery supporting device, wherein the polymer soft-pack lithium-ion battery supporting device is arranged on the base; Insulating cushion bodies, the insulating cushion bodies are in multiple groups, and the multiple groups of insulating cushion bodies are evenly distributed on the machine base; Among them, a wiring groove is provided on the base, and the wiring groove is formed between all the insulating buffer pads. The polymer soft-pack lithium-ion battery support device is overlapped on all the insulating buffer pads, and a gap is provided between the polymer soft-pack lithium-ion battery support device and the top surface of the base.

2. The polymer soft-pack lithium-ion battery high-efficiency formation equipment according to claim 1, characterized in that: The battery support device includes a mounting frame, a fixed component, a driving component and a moving component, wherein the fixed component is slidably connected within the mounting frame; the driving component is arranged within the mounting frame, and is used to drive the fixed component to move along the length direction of the mounting frame; the moving component is slidably connected to the fixed component; wherein a clamping groove for limiting the battery cell is formed between one end of the fixed component and the moving component; an adjusting component is arranged on the mounting frame, and the output end of the adjusting component is drivingly connected to the moving component and is used to drive the moving component to move along the length direction of the fixed component, so as to increase or decrease the width of the clamping groove.

3. The polymer soft-pack lithium-ion battery high-efficiency formation equipment according to claim 2, characterized in that: The mounting frame includes a first mounting substrate, a second mounting substrate and two groups of sliding shafts, the first mounting substrate and the second mounting substrate are vertically symmetrically arranged, a gap is arranged between the first mounting substrate and the second mounting substrate, the two groups of sliding shafts are symmetrically arranged at both ends of the first mounting substrate and the second mounting substrate, the two groups of sliding shafts, the first mounting substrate and the second mounting substrate are arranged in a rectangular frame structure, and the fixing component is arranged between the two groups of sliding shafts, the first mounting substrate and the second mounting substrate.

4. The polymer soft-pack lithium-ion battery high-efficiency formation equipment according to claim 3, characterized in that: The driving assembly includes a first driving source, a transmission assembly, a screw pair and a driving plate, the first driving source and the transmission assembly are both arranged on the first mounting substrate, the screw of the screw pair is rotatably connected to the first mounting substrate and the second mounting substrate, the nut of the screw pair is fixedly connected to the driving plate, and the two ends of the driving plate are respectively slidably connected to the two groups of the sliding shafts, the number of the fixed assemblies is multiple, and the multiple groups of the fixed assemblies are slidably connected to the sliding shafts in turn, and are driven by the first driving source, the screw pair and the transmission assembly, so that the driving plate can drive the fixed assembly to move, so that the gap between any two adjacent groups of the fixed assemblies is shortened.

5. The polymer soft-pack lithium-ion battery high-efficiency formation equipment according to claim 4, characterized in that: The transmission assembly includes a driving wheel and a transmission gear, the driving wheel is rotatably connected to the first mounting substrate, the number of the transmission gears is multiple, all of the transmission gears are rotatably connected to the first mounting substrate, and are distributed on both sides of the driving wheel, all of the transmission gears are arranged in sequence along the length direction of the first mounting substrate, any two adjacent groups of the transmission gears are meshed and matched, the driving wheel is meshed and matched with the two groups of transmission gears that are closest to each other, a driven wheel is provided at the end of the screw pair close to the transmission gear, the driven wheel is tightly connected to the screw of the screw pair, the driven wheel is meshed and matched with the transmission gear that is closest to each other, and the driving source is drivingly connected to the driving wheel.

6. The polymer soft-pack lithium-ion battery high-efficiency formation equipment according to claim 4, characterized in that: The driving plate includes a main board, a sliding sleeve and a mounting sleeve. The sliding sleeve and the mounting sleeve are in multiple groups. All the sliding sleeves and all the mounting sleeves are evenly distributed at both ends of the main board. The mounting sleeve is slidably adapted to the sliding shaft, and the mounting sleeve is used to install the nut of the screw pair.

7. The polymer soft-pack lithium-ion battery high-efficiency formation equipment according to any one of claims 2 to 6, characterized in that: The adjustment component includes a second driving source, a slide rail and a movable part. The second driving source and the slide rail are both arranged on the mounting frame. The movable part is slidably connected to the slide rail. The movable part is drivingly connected to the moving component. The second driving source is drivingly connected to the movable part.

8. The polymer soft-pack lithium-ion battery high-efficiency formation equipment according to claim 7, characterized in that: The movable part includes a moving plate, an adjusting rod and a connecting block. The moving plate is slidably adapted to the slide rail, the adjusting rod is arranged on the moving plate, the connecting block is arranged on the moving plate, the second driving source is drivingly connected to the moving plate, the output end of the second driving source is drivingly connected to the connecting block, the moving component is provided with connecting grooves, and the adjusting rod is snap-fitted with all the connecting grooves.

9. The polymer soft-pack lithium-ion battery high-efficiency formation equipment according to claim 8, characterized in that: The second driving source includes an adjusting screw and a back-wave handwheel. A threaded hole is provided on the connecting block. The adjusting screw is meshed and matched with the threaded hole. The back-wave handwheel is tightly connected to the end of the adjusting screw.

10. The polymer soft-pack lithium-ion battery high-efficiency formation equipment according to claim 1, characterized in that: A voltage sorting device is arranged in the wiring slot.

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