CN220760750U

CN220760750U - Plastic-aluminum film shell punching device for lithium battery

Info

Publication number: CN220760750U
Application number: CN202321676056.XU
Authority: CN
Inventors: 肖仁杰; 熊伟; 彭磊; 肖令舟
Original assignee: Guangdong Leiden Intelligent Equipment Co ltd
Current assignee: Guangdong Leiden Intelligent Equipment Co ltd
Priority date: 2023-06-29
Filing date: 2023-06-29
Publication date: 2024-04-12
Anticipated expiration: 2033-06-29

Abstract

The utility model discloses an aluminum-plastic film shell punching device for a lithium battery, which comprises a frame, a feeding mechanism and a heating mechanism which are arranged on the frame, a shell punching mechanism and a pressing mechanism which are arranged on the frame, a trimming mechanism and a cutting mechanism which are arranged on the frame, a clamping mechanism which is arranged on the frame, a sliding unit which is arranged on the frame, and a first driving unit and a second driving unit which are arranged on the frame, wherein the feeding mechanism, the heating mechanism, the shell punching mechanism, the trimming mechanism, the cutting mechanism and the clamping mechanism are sequentially arranged according to procedures, the pressing mechanism comprises a first pressing component and a second pressing component, the first pressing component and the second pressing component are respectively positioned on two sides of the shell punching mechanism, the trimming mechanism, the cutting mechanism, the clamping mechanism and the second pressing component are respectively and slidably arranged on the sliding unit, and the first driving unit is connected with the clamping unit, and the second driving unit is connected with the cutting unit.

Description

Plastic-aluminum film shell punching device for lithium battery

Technical Field

The utility model relates to the technical field of shell punching, in particular to an aluminum plastic film shell punching device for a lithium battery.

Background

With the development of society, various electronic devices are increasingly used, and the demands for batteries, particularly lithium ion batteries, are increasing year by year. The common square lithium battery needs to adopt the plastic-aluminum film packaging shell with the pits to wrap and seal the lithium battery core, so that the plastic-aluminum film needs to be punched (or called pit punching), namely the pits for accommodating the lithium battery core are punched on the plastic-aluminum film. The automatic shell punching machine for the lithium battery in the market at present is low in automation degree and complex in operation, and greatly influences the processing efficiency.

Disclosure of Invention

In order to solve the problems, the utility model provides the aluminum-plastic film shell punching device for the lithium battery, which is characterized in that a rack is arranged for installing each mechanism, a feeding mechanism is used for feeding materials, a heating mechanism is used for heating the materials on the rack to facilitate shell punching, a shell punching mechanism is used for punching the materials, a pressing mechanism is used for pressing and positioning the materials to facilitate shell punching, a trimming mechanism is used for trimming the materials after the shell punching, a cutting mechanism is used for cutting the trimmed materials, a clamping mechanism is used for pulling the materials in a matched mode, the materials can be fully-automatic shell punching is performed through the mutual matching among the mechanisms, the automation degree is high, and the production efficiency is accelerated.

In order to achieve the above purpose, the technical scheme adopted by the utility model is to provide an aluminum plastic film shell punching device for a lithium battery, which comprises a frame, a feeding mechanism and a heating mechanism which are arranged on the frame, a shell punching mechanism and a compressing mechanism which are arranged on the frame, a trimming mechanism and a cutting mechanism which are arranged on the frame, a clamping mechanism which is arranged on the frame, a sliding unit which is arranged on the frame, and a first driving unit and a second driving unit which are arranged on the frame, wherein the feeding mechanism, the heating mechanism, the shell punching mechanism, the trimming mechanism, the cutting mechanism and the clamping mechanism are sequentially arranged according to procedures, the compressing mechanism comprises a first compressing component and a second compressing component, the first compressing component and the second compressing component are respectively arranged on two sides of the shell punching mechanism, the trimming mechanism, the cutting mechanism, the clamping mechanism and the second compressing component are respectively and slidably arranged on the sliding unit, and the first driving unit is connected with the clamping mechanism, and the second driving unit is connected with the cutting mechanism.

As a preferable scheme, the feeding mechanism comprises a feeding plate, a feeding motor, a feeding roller and a feeding driving belt, wherein the feeding plate is slidably arranged on the frame, the feeding motor and the feeding roller are arranged on the feeding plate, one end of the feeding driving belt is arranged on the feeding motor, and the other end of the feeding driving belt is arranged on the feeding roller.

As a preferable scheme, the heating mechanism comprises a positioning roller, a heating frame and a heating roller, wherein the positioning roller and the heating frame are arranged on the feeding plate, the heating roller is arranged on the heating frame in a sliding manner, and the positioning roller is arranged in a plurality of and spaced manner.

As a preferable scheme, the shell punching mechanism comprises a shell punching base, a pressurizing assembly and a shell punching assembly, wherein the shell punching base is arranged on the frame, the pressurizing assembly is arranged at the bottom of the shell punching base, the pressurizing assembly is positioned above the shell punching base, and the shell punching assembly is positioned below the shell punching base.

As a preferable scheme, the pressurizing assembly comprises a pressurizing slide column arranged on the punching shell base, a pressurizing top plate arranged on the top of the pressurizing slide column, a pressurizing motor arranged on the pressurizing top plate, a pressurizing column arranged on the pressurizing motor, a pressurizing bottom plate arranged on the pressurizing slide column in a sliding mode, and a pressurizing connecting piece arranged on the pressurizing bottom plate, wherein one end of the pressurizing connecting piece is connected with the pressurizing column, the pressurizing bottom plate is matched with the punching shell base, and the pressurizing slide columns are arranged in a plurality of intervals.

As a preferred scheme, the shell punching assembly comprises a shell punching slide column arranged on the shell punching base, a shell punching top plate arranged on the top of the shell punching slide column, a shell punching motor arranged on the shell punching top plate, a shell punching column arranged on the shell punching motor, a shell punching bottom plate arranged on the shell punching slide column in a sliding manner, and a shell punching connecting piece arranged on the shell punching bottom plate, wherein one end of the shell punching connecting piece is connected with the shell punching column, the shell punching slide columns are arranged in a plurality of and spaced manner, the shell punching bottom plate is provided with a plurality of shell punching columns which are arranged at intervals, and one end of the shell punching column is slidably arranged on the shell punching base.

As a preferable scheme, the first compression assembly comprises a first compression frame installed on the frame, a first compression cylinder installed on the first compression frame, a first compression column slidably installed on the first compression frame, and a first compression plate installed on the first compression column, wherein the first compression plate is fixedly connected with the output end of the first compression cylinder; the second compaction assembly comprises a second compaction frame installed on the sliding unit, a second compaction cylinder installed on the second compaction frame, a second compaction column installed on the second compaction frame in a sliding mode, and a second pressing plate installed on the second compaction column, wherein the second pressing plate is fixedly connected with the output end of the second compaction cylinder.

As a preferable scheme, the trimming mechanism comprises a trimming frame mounted on the sliding unit, a first lower pressing frame and a second lower pressing frame which are mounted on the trimming frame in a sliding manner, a first lower pressing cylinder mounted on the first lower pressing frame, a second lower pressing cylinder mounted on the second lower pressing frame, a first lower pressing part mounted on the first lower pressing cylinder, a second lower pressing part mounted on the second lower pressing cylinder, a trimming rod mounted on the trimming frame, a trimming knife mounted on the trimming rod in a sliding manner and a trimming bottom plate mounted on the trimming frame, wherein the first lower pressing part and the second lower pressing part are positioned above the trimming bottom plate, and the trimming knives are arranged in a plurality of at intervals.

As a preferred scheme, the cutting mechanism comprises a cutting frame mounted on the sliding unit, an upper cutting slide column and a lower cutting slide column mounted on the cutting frame, an upper cutting top plate and an upper cutter mounting frame mounted on the upper cutting slide column, an upper cutting cylinder mounted on the upper cutting top plate, an upper cutting cutter mounted on the upper cutter mounting frame, a lower cutting top plate and a lower cutter mounting frame mounted on the lower cutting slide column, a lower cutting cylinder mounted on the lower cutting top plate, and a lower cutting cutter mounted on the lower cutter mounting frame, wherein the upper cutter mounting frame is connected with the output end of the upper cutting cylinder, and the lower cutter mounting frame is connected with the output end of the lower cutting cylinder, and the upper cutting cutter is matched with the lower cutting cutter.

As a preferable scheme, the clamping mechanism comprises a clamping frame arranged on the sliding unit, a clamping block slidably arranged on the clamping frame, a clamping cylinder arranged on the clamping block and a clamping piece arranged on the clamping cylinder, wherein the clamping block, the clamping cylinder and the clamping piece are all multiple and are arranged at intervals.

The utility model has the beneficial effects that: the machine frame is used for installing each mechanism through setting up, feed mechanism is used for feeding the material, heating mechanism is used for heating the material of going up and is convenient for dash the shell, dash shell mechanism and be used for dashing the shell to the material, hold-down mechanism is used for compressing tightly the location to the material, be convenient for dash the shell, trimming mechanism is used for the material after punching the shell to carry out the deburring, cutting mechanism is used for cutting the material after the deburring, clamping mechanism is used for the cooperation to draw the material, mutually support through above-mentioned each mechanism, can be full automatization dash the shell to the material, degree of automation is high, production efficiency has been accelerated.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an aluminum plastic film shell punching device for a lithium battery.

Fig. 2 is a schematic structural view of the aluminum plastic film shell punching device for lithium batteries of fig. 1, with a protective shell removed.

Fig. 3 is a schematic diagram of a frame structure in the plastic-aluminum film shell punching device for the lithium battery in fig. 2.

Fig. 4 is a schematic structural view of a feeding mechanism in the plastic-aluminum film shell punching device for the lithium battery in fig. 2.

Fig. 5 is a schematic structural view of a heating mechanism in the plastic-aluminum film shell punching device for the lithium battery in fig. 2.

Fig. 6 is a schematic structural view of a shell punching mechanism in the plastic-aluminum film shell punching device for the lithium battery in fig. 2.

Fig. 7 is an exploded view of the shell punching mechanism of fig. 6.

Fig. 8 is a schematic structural view of a pressing mechanism in the plastic-aluminum film shell punching device for the lithium battery in fig. 3.

Fig. 9 is a schematic structural view of an trimming mechanism in the plastic-aluminum film shell punching device for lithium batteries in fig. 3.

Fig. 10 is a schematic structural view of a cutting mechanism in the plastic-aluminum film shell punching device for the lithium battery in fig. 3.

Fig. 11 is a schematic structural view of a clamping mechanism in the plastic-aluminum film shell punching device for the lithium battery in fig. 3.

Reference numerals illustrate: 100. a frame; 110. a sliding unit; 120. a first driving unit; 130. a second driving unit; 200. a feeding mechanism; 210. a loading plate; 220. a feeding motor; 230. a feeding roller; 240. a feeding transmission belt; 300. a heating mechanism; 310. a positioning roller; 320. a heating rack; 330. a heating roller; 400. a shell punching mechanism; 410. punching a shell base; 420. a pressurizing assembly; 421. a pressurized spool; 422. pressurizing the top plate; 423. a pressurizing motor; 424. pressurizing the column; 425. a pressurizing bottom plate; 426. a pressurized connection; 430. a shell punching assembly; 431. punching a shell sliding column; 432. punching a shell top plate; 433. a shell punching motor; 434. punching a shell column; 435. punching a shell bottom plate; 436. a shell punching connecting piece; 437. punching a column; 500. a compressing mechanism; 510. a first compression assembly; 511. a first pressing frame; 512. a first compaction cylinder; 513. a first compression column; 514. a first platen; 520. a second hold-down assembly; 521. a second pressing frame; 522. a second compaction cylinder; 523. a second compaction column; 524. a second pressing plate; 600. a trimming mechanism; 610. trimming frames; 620. a first hold-down frame; 630. a second pressing frame; 640. a first lower pressure cylinder; 650. a second pressing cylinder; 660. a first hold-down; 670. a second hold-down; 680. trimming knife; 690. trimming the bottom plate; 700. a cutting mechanism; 710. a cutting frame; 720. cutting a sliding column; 721. a top plate is cut; 722. an upper cutter mounting rack; 723. an upper cutting cylinder; 724. an upper cutting knife; 730. cutting down the sliding column; 731. cutting the top plate down; 732. a lower cutter mounting rack; 733. a lower cutting cylinder; 734. a lower cutting knife; 800. a clamping mechanism; 810. a clamping frame; 820. a clamping block; 830. a clamping cylinder; 840. a clamping member; 900. and (5) protecting the shell.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 to 11, the present utility model provides an aluminum plastic film can punching device for lithium batteries, comprising a frame 100, a feeding mechanism 200 and a heating mechanism 300 mounted on the frame 100, a can punching mechanism 400 and a compressing mechanism 500 mounted on the frame 100, a trimming mechanism 600 and a cutting mechanism 700 mounted on the frame 100, a clamping mechanism 800 mounted on the frame 100, a sliding unit 110 mounted on the frame 100, and a first driving unit 120 and a second driving unit 130 mounted on the frame 100, wherein the feeding mechanism 200, the heating mechanism 300, the can punching mechanism 400, the trimming mechanism 600, the cutting mechanism 700 and the clamping mechanism 800 are sequentially arranged according to the procedure, the compressing mechanism 500 comprises a first compressing assembly 510 and a second compressing assembly 520, the first compressing assembly 510 and the second compressing assembly 520 are respectively positioned at two sides of the can punching mechanism 400, the trimming mechanism 600, the cutting mechanism 700, the clamping mechanism 800 and the second compressing assembly 520 are respectively slidingly mounted on the sliding unit 110, the first driving unit 120 is connected with the clamping mechanism 800, and the second driving unit 130 is connected with the cutting mechanism 700; through the frame 100 that sets up is used for installing each mechanism, feed mechanism 200 is used for the material, heating mechanism 300 is used for being convenient for dash the shell to the material on, dash shell mechanism 400 and be used for dashing the shell to the material, hold-down mechanism 500 is used for compressing tightly the location to the material, be convenient for dash the shell, trimmer mechanism 600 is used for the material after punching the shell to be trimmed, cutting mechanism 700 is used for cutting the material after the deburring, fixture 800 is used for the cooperation to draw the material, through the mutually supporting between above-mentioned each mechanism, can be full automatization dash the shell to the material, degree of automation is high, production efficiency has been accelerated.

The feeding mechanism 200 comprises a feeding plate 210, a feeding motor 220, a feeding roller 230 and a feeding driving belt 240, wherein the feeding plate 210 is slidably arranged on the frame 100, the feeding motor 220 and the feeding roller 230 are arranged on the feeding plate 210, one end of the feeding driving belt 240 is arranged on the feeding motor 220, and the other end of the feeding driving belt 240 is arranged on the feeding roller 230; during feeding, the feeding motor 220 works to drive the feeding roller 230 to rotate, so that feeding is performed.

The heating mechanism 300 comprises a positioning roller 310 and a heating frame 320 which are arranged on the feeding plate 210, and a heating roller 330 which is arranged on the heating frame 320, wherein the heating roller 330 is slidably arranged on the heating frame 320, the positioning roller 310 is a plurality of positioning rollers 310 and is arranged at intervals, materials sequentially pass through the positioning rollers 310 and the heating roller 330, the positioning rollers 310 can position the materials, and the heating roller 330 can heat the materials, so that subsequent shell punching is facilitated.

The shell punching mechanism 400 comprises a shell punching base 410, a pressurizing assembly 420 and a shell punching assembly 430, wherein the shell punching base 410 is arranged on the frame 100, the pressurizing assembly 420 is arranged on the bottom of the shell punching base 410, and the shell punching assembly 430 is arranged below the shell punching base 410; the pressurizing assembly 420 comprises a pressurizing slide column 421 mounted on the shell base 410, a pressurizing top plate 422 mounted on the top of the pressurizing slide column 421, a pressurizing motor 423 mounted on the pressurizing top plate 422, pressurizing columns 424 mounted on the pressurizing motor 423, a pressurizing bottom plate 425 mounted on the pressurizing slide column 421 in a sliding manner, and pressurizing connecting pieces 426 mounted on the pressurizing bottom plate 425, wherein one ends of the pressurizing connecting pieces 426 are connected with the pressurizing columns 424, the pressurizing bottom plate 425 is arranged in a matched mode with the shell base 410, and the pressurizing slide columns 421 are arranged in a plurality of mode at intervals; the shell assembly 430 comprises a shell sliding column 431 mounted on the shell base 410, a shell top plate 432 mounted on the top of the shell sliding column 431, a shell motor 433 mounted on the shell top plate 432, a shell column 434 mounted on the shell motor 433, a shell bottom plate 435 slidably mounted on the shell sliding column 431, and a shell connecting piece 436 mounted on the shell bottom plate 435, wherein one end of the shell connecting piece 436 is connected with the shell column 434, the shell sliding columns 431 are arranged in a plurality of and spaced mode, the shell bottom plate 435 is provided with a plurality of shell columns 437, the shell columns 437 are arranged in a plurality of and spaced mode, and one end of the shell column 437 is slidably mounted on the shell base 410; when the material is located on the shell punching base 410, the pressurizing assembly 420 works to press the material on the shell punching base 410, so that the material is prevented from shaking during shell punching, and then the shell punching assembly 430 works to punch the shell of the material, and the material is sent to the next process after the shell is punched.

The first compression assembly 510 comprises a first compression frame 511 installed on the frame 100, a first compression cylinder 512 installed on the first compression frame 511, a first compression column 513 slidably installed on the first compression frame 511, and a first pressing plate 514 installed on the first compression column 513, wherein the first pressing plate 514 is fixedly connected with the output end of the first compression cylinder 512; the second compressing assembly 520 comprises a second compressing frame 521 installed on the sliding unit 110, a second compressing cylinder 522 installed on the second compressing frame 521, a second compressing column 523 slidably installed on the second compressing frame 521, and a second pressing plate 524 installed on the second compressing column 523, wherein the second pressing plate 524 is fixedly connected with the output end of the second compressing cylinder 522, the first compressing assembly 510 can compress and position materials before punching, so that the materials are prevented from being deviated, and the second compressing assembly 520 can compress and position the compressed materials, so that the materials are prevented from being deviated.

The trimming mechanism 600 includes a trimming frame 610 mounted to the sliding unit 110, a first hold-down frame 620 and a second hold-down frame 630 slidably mounted to the trimming frame 610, a first hold-down cylinder 640 mounted to the first hold-down frame 620, a second hold-down cylinder 650 mounted to the second hold-down frame 630, a first hold-down part 660 mounted to the first hold-down cylinder 640, a second hold-down part 670 mounted to the second hold-down cylinder 650, a trimming bar mounted to the trimming frame 610, a trimming blade 680 slidably mounted to the trimming bar, and a trimming bottom plate 690 mounted to the trimming frame 610, the first hold-down part 660 and the second hold-down part 670 being located above the trimming bottom plate 690, the trimming blade 680 being provided in a plurality and spaced apart, the trimming mechanism 600 being adapted to trim the material after punching the shell, removing the unnecessary parts, requiring the first hold-down part 660 and the second hold-down part 670 to work to hold down the material during the trimming, and during the transporting process, the trimming blade 680 to trim the material, and the material after the trimming to the next process.

The cutting mechanism 700 includes a cutting frame 710 mounted on the sliding unit 110, an upper cutting slide post 720 and a lower cutting slide post 730 mounted on the cutting frame 710, an upper cutting top plate 721 and an upper cutter mounting frame 722 mounted on the upper cutting slide post 720, an upper cutting cylinder 723 mounted on the upper cutting top plate 721, an upper cutting cutter 724 mounted on the upper cutter mounting frame 722, a lower cutting top plate 731 and a lower cutter mounting frame 732 mounted on the lower cutting slide post 730, a lower cutting cylinder 733 mounted on the lower cutting top plate 731, a lower cutting cutter 734 mounted on the lower cutter mounting frame 732, the upper cutter mounting frame 722 is connected with an output end of the upper cutting cylinder 723, the lower cutting cutter mounting frame 732 is connected with an output end of the lower cutting cylinder 733, the upper cutting cutter 724 is matched with the lower cutting cutter, the upper cutting cutter 724 and the lower cutting cutter 734 are matched to complete cutting of materials, the clamping mechanism 800 needs to clamp the materials when cutting, the clamping mechanism 800 moves to a blanking area to the blanking area to place the materials in the blanking area, and then the clamping mechanism 800 circulates again.

The clamping mechanism 800 comprises a clamping frame 810 mounted on the sliding unit 110, a clamping block 820 slidably mounted on the clamping frame 810, a clamping cylinder 830 mounted on the clamping block 820, and a clamping piece 840 mounted on the clamping cylinder 830, wherein the clamping block 820, the clamping cylinder 830 and the clamping piece 840 are all multiple and are arranged at intervals, and the clamping mechanism 800 is used for pulling out materials and discharging the cut materials.

In one embodiment, the device further comprises a protective shell 900, the protective shell 900 is mounted on the frame 100, and the feeding mechanism 200, the heating mechanism 300, the shell punching mechanism 400, the pressing mechanism 500, the trimming mechanism 600, the cutting mechanism 700 and the clamping mechanism 800 are all located in the protective shell 900, so that the protective shell 900 can protect the feeding mechanism 200, the heating mechanism 300, the shell punching mechanism 400, the pressing mechanism 500, the trimming mechanism 600, the cutting mechanism 700 and the clamping mechanism 800.

In one embodiment, the frame 100 is provided with a waste recycling tank and a product tank, the waste recycling tank is located below the trimming mechanism 600, the product tank is located below the cutting mechanism 700, the waste during trimming can fall into the waste recycling tank, and the finished product material after trimming is placed in the product tank.

The above embodiments are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the design of the present utility model.

Claims

1. The utility model provides a plastic-aluminum membrane shell punching device for lithium cell, its characterized in that, including the frame, install in feed mechanism and the heating mechanism of frame, install in shell punching mechanism and hold-down mechanism of frame, install in trimming mechanism and the mechanism that cuts of frame, install in the fixture of frame, install in the sliding unit of frame, and install in first drive unit and the second drive unit of frame, feed mechanism, heating mechanism, shell punching mechanism, trimming mechanism, mechanism that cuts and fixture set gradually according to the process, hold-down mechanism includes first hold-down assembly and second hold-down assembly, first hold-down assembly and second hold-down assembly are located respectively towards shell punching mechanism's both sides, trimming mechanism, mechanism that cuts, fixture and second hold-down assembly all slidable mounting in sliding unit, first drive unit with fixture is connected, second drive unit with it connects to cut the mechanism.

2. The aluminum-plastic film shell punching device for the lithium battery according to claim 1, wherein: the feeding mechanism comprises a feeding plate, a feeding motor, a feeding roller and a feeding driving belt, wherein the feeding plate is slidably arranged on the frame, the feeding motor and the feeding roller are arranged on the feeding plate, one end of the feeding driving belt is arranged on the feeding motor, and the other end of the feeding driving belt is arranged on the feeding roller.

3. The aluminum-plastic film shell punching device for the lithium battery according to claim 2, wherein: the heating mechanism comprises a positioning roller and a heating frame which are arranged on the feeding plate, and a heating roller arranged on the heating frame, wherein the heating roller is slidably arranged on the heating frame, and the positioning roller is multiple and is arranged at intervals.

4. The aluminum-plastic film shell punching device for the lithium battery according to claim 1, wherein: the shell punching mechanism comprises a shell punching base, a pressurizing assembly and a shell punching assembly, wherein the shell punching base is arranged on the frame, the pressurizing assembly is arranged at the bottom of the shell punching base, the pressurizing assembly is arranged above the shell punching base, and the shell punching assembly is arranged below the shell punching base.

5. The aluminum-plastic film shell punching device for the lithium battery as claimed in claim 4, wherein: the pressurizing assembly comprises a pressurizing slide column arranged on the punching shell base, a pressurizing top plate arranged on the top of the pressurizing slide column, a pressurizing motor arranged on the pressurizing top plate, a pressurizing column arranged on the pressurizing motor, a pressurizing bottom plate slidably arranged on the pressurizing slide column, and a pressurizing connecting piece arranged on the pressurizing bottom plate, wherein one end of the pressurizing connecting piece is connected with the pressurizing column, the pressurizing bottom plate is matched with the punching shell base, and the pressurizing slide columns are arranged in a plurality of intervals.

6. The aluminum-plastic film shell punching device for the lithium battery as claimed in claim 4, wherein: the shell punching assembly comprises a shell punching slide column arranged on the shell punching base, a shell punching top plate arranged on the top of the shell punching slide column, a shell punching motor arranged on the shell punching top plate, a shell punching column arranged on the shell punching motor, a shell punching bottom plate arranged on the shell punching slide column in a sliding mode, and a shell punching connecting piece arranged on the shell punching bottom plate, wherein one end of the shell punching connecting piece is connected with the shell punching column, the shell punching slide columns are arranged in a plurality of and spaced mode, the shell punching bottom plate is provided with a plurality of shell punching columns, the shell punching columns are arranged in a plurality of and spaced mode, and one end of the shell punching column is slidably arranged on the shell punching base.

7. The aluminum-plastic film shell punching device for the lithium battery according to claim 1, wherein: the first pressing component comprises a first pressing frame arranged on the frame, a first pressing cylinder arranged on the first pressing frame, a first pressing column slidably arranged on the first pressing frame, and a first pressing plate arranged on the first pressing column, wherein the first pressing plate is fixedly connected with the output end of the first pressing cylinder; the second compaction assembly comprises a second compaction frame installed on the sliding unit, a second compaction cylinder installed on the second compaction frame, a second compaction column installed on the second compaction frame in a sliding mode, and a second pressing plate installed on the second compaction column, wherein the second pressing plate is fixedly connected with the output end of the second compaction cylinder.

8. The aluminum-plastic film shell punching device for the lithium battery according to claim 1, wherein: the trimming mechanism comprises a trimming frame mounted on the sliding unit, a first lower pressing frame and a second lower pressing frame which are slidably mounted on the trimming frame, a first lower pressing cylinder mounted on the first lower pressing frame, a second lower pressing cylinder mounted on the second lower pressing frame, a first lower pressing part mounted on the first lower pressing cylinder, a second lower pressing part mounted on the second lower pressing cylinder, trimming rods mounted on the trimming frame, trimming cutters mounted on the trimming rods, and a trimming bottom plate mounted on the trimming frame, wherein the first lower pressing parts and the second lower pressing parts are located above the trimming bottom plate, and the trimming cutters are arranged in a plurality of and spaced mode.

9. The aluminum-plastic film shell punching device for the lithium battery according to claim 1, wherein: the cutting mechanism comprises a cutting frame mounted on the sliding unit, an upper cutting slide column mounted on the cutting frame, a lower cutting slide column mounted on the upper cutting slide column, an upper cutting top plate and an upper cutter mounting frame mounted on the upper cutting slide column, an upper cutting cylinder mounted on the upper cutting top plate, an upper cutting cutter mounted on the upper cutter mounting frame, a lower cutting top plate and a lower cutter mounting frame mounted on the lower cutting slide column, a lower cutting cylinder mounted on the lower cutting top plate, and a lower cutting cutter mounted on the lower cutter mounting frame, wherein the upper cutter mounting frame is connected with the output end of the upper cutting cylinder, and the lower cutter mounting frame is connected with the output end of the lower cutting cylinder, and the upper cutting cutter is matched with the lower cutting cutter.

10. The aluminum-plastic film shell punching device for the lithium battery according to claim 1, wherein: the clamping mechanism comprises a clamping frame, a clamping block, a clamping cylinder and a clamping piece, wherein the clamping frame is arranged on the sliding unit, the clamping block is arranged on the clamping frame in a sliding mode, the clamping cylinder is arranged on the clamping block, the clamping piece is arranged on the clamping cylinder, and the clamping block, the clamping cylinder and the clamping piece are all arranged in a plurality of and interval mode.