Aluminum plastic film feeding and slitting mechanism

Abstract

The utility model relates to an aluminum plastic film feeding and slitting mechanism in the field of film feeding and slitting, which comprises a workbench and two vertical plates arranged on the workbench, and a film feeding channel is formed between the two vertical plates. The vertical plate is sequentially provided with a slitting cutter used for slitting the aluminum plastic film, a film conveying assembly used for conveying the aluminum plastic film, a film cutting knife used for cutting and a film transferring assembly used for conducting film separation, adsorption and positioning on the cut aluminum plastic film in the conveying direction of the film conveying channel. The film feeding assembly comprises a film feeding driving roller and a film feeding driven roller which are installed on the vertical plate, one tail end of the film feeding driving roller is connected with a film feeding driving piece used for driving the film feeding driving roller to conduct rotary conveying, and the end of the film feeding driven roller is connected with a film pressing driving piece. And tight press-fit rolling conveying of the aluminum-plastic film is achieved, the stability and continuity of the aluminum-plastic film in the conveying process are improved, and the production efficiency can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of film feeding and slitting, especially to the field of battery aluminum-plastic film, and specifically relates to an aluminum-plastic film feeding and slitting mechanism. BACKGROUND

[0002] Aluminum-plastic film is widely used in many technical fields, including but not limited to packaging, electronics, batteries, etc. In particular, in battery manufacturing, aluminum-plastic film is an important packaging material for lithium-ion batteries. The accuracy and stability of the film feeding and slitting process directly affect the production efficiency and product quality of the battery. The aluminum-plastic film feeding and slitting mechanism is mainly used to accurately cut the aluminum-plastic film according to the preset width and length, and then place it in the mold in the form of a sheet film for punching to meet the packaging needs of different products.

[0003] The basic structure of the existing aluminum-plastic film feeding and slitting mechanism generally includes a film feeding device, a slitting device, and a transfer device. The film feeding device is responsible for pulling the aluminum-plastic film from the raw material roll and feeding it into the slitting area. The slitting device cuts the aluminum-plastic film according to the preset width through a series of cutters and guide mechanisms. The transfer device is responsible for transferring the cut aluminum-plastic film.

[0004] However, the existing aluminum-plastic film feeding and slitting mechanism still has some obvious defects. First, the existing aluminum-plastic film is generally transported by clamping and stretching with clamps before being cut in the slitting area. The clamping and stretching process can easily cause deviations and fluctuations in the feeding speed, affecting the cutting accuracy of the aluminum-plastic film. Second, the structure of the existing aluminum-plastic film feeding and slitting mechanism is relatively complex, increasing production costs. In addition, the existing aluminum-plastic film feeding and slitting mechanism has low continuity in clamping and transporting the aluminum-plastic film, affecting the efficiency of aluminum-plastic film transportation and leading to low production efficiency, which is not conducive to use. SUMMARY

[0005] The utility model aims to solve the above defects and provide an aluminum-plastic film feeding and slitting mechanism to solve the technical problems of low transportation efficiency of the existing aluminum-plastic film and low cutting accuracy, which affects the stable and continuous transportation of the aluminum-plastic film and is not conducive to the production and transportation of the aluminum-plastic film.

[0006] The utility model achieves the above-mentioned purpose through the following means:

[0007] The aluminium plastic film conveying and slitting mechanism comprises a workbench and two vertical plates arranged on the workbench, the two vertical plates are symmetrically arranged on the workbench, and a film conveying channel is formed between the two vertical plates, a slitting cutter for slitting the aluminium plastic film, a film conveying assembly for conveying the aluminium plastic film, a film cutting cutter for cutting, and a film transfer assembly for positioning the cut aluminium plastic film are sequentially arranged on the vertical plate along the conveying direction of the film conveying channel, the slitting cutter is arranged on the vertical plate through a slitting lifting driving element and can drive the slitting cutter to adjust the lifting, the film conveying assembly comprises a film conveying driving roller and a film conveying driven roller arranged on the vertical plate, one end of the film conveying driving roller is connected with a film conveying driving element for driving the film conveying driving roller to rotate and convey, and the end of the film conveying driven roller is connected with a film pressing driving element for driving the film conveying driven roller to move towards the film conveying driving roller, the film cutting cutter is arranged on the vertical plate through a film cutting lifting driving element and can lift and cut under the driving of the film cutting lifting driving element, and the film transfer assembly is arranged at the end of the vertical plate close to the film cutting cutter.

[0008] Further in the above description, the slitting lifting driving element comprises a mounting plate, a guide shaft arranged on the mounting plate, a connecting plate, a lifting cylinder and a driving plate, the mounting plate is connected to the two vertical plates, the end of the mounting plate is coaxially connected with the guide sleeve through the guide sleeve, the connecting plate and the driving plate are respectively arranged at the top end and the bottom end of the guide shaft, the slitting cutter is arranged on the connecting plate, and the telescopic end of the lifting cylinder is connected with the driving plate, so that the connecting plate can be driven by the guide shaft to slide up and down along the axial direction of the guide sleeve.

[0009] The telescopic end of the lifting cylinder can drive the slitting cutter on the connecting plate to adjust the lifting through the guide shaft, so that the slitting and cutting of the slitting cutter can be conveniently controlled.

[0010] Further in the above description, the two ends of the film conveying driving roller are rotatably arranged between the two vertical plates through bearing sleeves, one end of the film conveying driving roller penetrates through the vertical plate and is coaxially connected with the film conveying driving element through a shaft coupling, the film conveying driving element comprises a speed reducer and a driving motor, the output end of the speed reducer is coaxially connected with one end of the film conveying driving roller, and the output end of the driving motor is connected with the input end of the speed reducer.

[0011] The driving motor can drive the film conveying driving roller to rotate and roll, so that the aluminium plastic film on the film conveying driving roller can be continuously conveyed, the stability and reliability of the aluminium plastic film conveying are further improved, and the paired arrangement of the film conveying driving roller and the film conveying driven roller can roll the aluminium plastic film, thereby improving the conveying quality.

[0012] Further in the above description, the film pressing driving member comprises a film pressing cylinder and a sliding block, the vertical plate is provided with a sliding groove matched with the sliding block, the sliding block is connected with the end of the film feeding driven roller, the telescopic end of the film pressing cylinder is connected with the sliding block, and the sliding block can be driven by the film pressing cylinder to drive the film feeding driven roller to slide along the sliding groove to the film feeding driving roller.

[0013] Optionally, the film feeding driven roller is rotatably connected with the sliding block through a bearing, the sliding direction of the sliding groove extends to the film feeding driving roller, and the sliding block can be driven by the film pressing cylinder to drive the film feeding driven roller to slide along the sliding groove, so that when the aluminum plastic film passes between the film feeding driven roller and the film feeding driving roller, the sliding block can be driven by the film pressing cylinder to drive the film feeding driven roller to press the aluminum plastic film on the film feeding driving roller, so that the aluminum plastic film can be driven to transmit under the rotation and rolling of the film feeding driving roller.

[0014] Further in the above description, the film feeding driven roller is rotatably connected with the sliding block through a bearing, the sliding direction of the sliding groove extends to the film feeding driving roller, and the sliding block can be driven by the film pressing cylinder to drive the film feeding driven roller to slide along the sliding groove, so that when the aluminum plastic film passes between the film feeding driven roller and the film feeding driving roller, the sliding block can be driven by the film pressing cylinder to drive the film feeding driven roller to press the aluminum plastic film on the film feeding driving roller, so that the aluminum plastic film can be driven to transmit under the rotation and rolling of the film feeding driving roller.

[0015] Optionally, the film feeding driven roller is rotatably connected with the sliding block through a bearing, the sliding direction of the sliding groove extends to the film feeding driving roller, and the sliding block can be driven by the film pressing cylinder to drive the film feeding driven roller to slide along the sliding groove, so that when the aluminum plastic film passes between the film feeding driven roller and the film feeding driving roller, the sliding block can be driven by the film pressing cylinder to drive the film feeding driven roller to press the aluminum plastic film on the film feeding driving roller, so that the aluminum plastic film can be driven to transmit under the rotation and rolling of the film feeding driving roller.

[0016] Further in the above description, the film pressing driving member comprises a film pressing cylinder and a sliding block, the vertical plate is provided with a sliding groove matched with the sliding block, the sliding block is connected with the end of the film feeding driven roller, the telescopic end of the film pressing cylinder is connected with the sliding block, and the sliding block can be driven by the film pressing cylinder to drive the film feeding driven roller to slide along the sliding groove to the film feeding driving roller.

[0017] The film cutting lifting driving member comprises a support frame, a film cutting cylinder arranged on the support frame, and a sliding plate, the support frame is installed on the two vertical plates, the telescopic end of the film cutting cylinder extends to the film feeding channel and is connected with the sliding plate, and the film cutting knife is installed on the sliding plate, so that the film cutting knife can be driven by the film cutting cylinder to cut the aluminum plastic film.

[0018] The film cutting lifting driving member comprises a support frame, a film cutting cylinder arranged on the support frame, and a sliding plate, the support frame is installed on the two vertical plates, the telescopic end of the film cutting cylinder extends to the film feeding channel and is connected with the sliding plate, and the film cutting knife is installed on the sliding plate, so that the film cutting knife can be driven by the film cutting cylinder to cut the aluminum plastic film.

[0019] The film cutting lifting driving member comprises a support frame, a film cutting cylinder arranged on the support frame, and a sliding plate, the support frame is installed on the two vertical plates, the telescopic end of the film cutting cylinder extends to the film feeding channel and is connected with the sliding plate, and the film cutting knife is installed on the sliding plate, so that the film cutting knife can be driven by the film cutting cylinder to cut the aluminum plastic film.

[0020] Further in the above description, the end of the vertical plate close to the slitting cutter is connected with a dust removal pressing plate and a film guide cleaning plate for clamping the aluminum plastic film, the dust removal pressing plate and the film guide cleaning plate are installed in pairs on the vertical plate, and the vertical plate is connected with two limiting blocks arranged oppositely and used for limiting the edges of the aluminum plastic film through the adjusting plate.

[0021] The aluminum plastic film passes through the gap between the dust removal pressing plate and the film guide cleaning plate, the dust removal pressing plate and the film guide cleaning plate can preliminarily remove dust and clean the aluminum plastic film, and the aluminum plastic film can be flattened, thereby further improving the quality and efficiency of the aluminum plastic film conveying.

[0022] The limiting blocks are arranged to clamp and limit the two side edges of the aluminum plastic film, thereby improving the stability and accuracy of the aluminum plastic film conveying.

[0023] The beneficial effects of the utility model are as follows: the film feeding driving member drives the film feeding driving roller to rotate and convey the aluminum plastic film, the film pressing driving member adjusts the gap between the film feeding driving roller and the film feeding driving roller, thereby realizing the close pressing of the aluminum plastic film, avoiding loosening or deviation in the conveying process, effectively avoiding the deviation and film feeding speed fluctuation in the traditional clamping conveying process, improving the stability and continuity of the aluminum plastic film conveying process, and the conveying structure is simple, thereby effectively reducing the production cost. The film feeding driving roller and the film feeding driving roller realize the continuous conveying of the aluminum plastic film, the slitting cutter and the film cutting knife can be adjusted in height, the cutting position can be adjusted according to the actual demand, the flexibility and applicability of the equipment are further improved, the film transfer assembly can position and adsorb the cut aluminum plastic film after the film cutting knife completes the cutting, ensures the smooth processing or packaging, improves the automation level of the production line, improves the production efficiency, and reduces the production cost. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a whole structure schematic view of front view angle of the embodiment;

[0025] Figure 2 It is a whole structure schematic view of rear view angle of the embodiment;

[0026] Figure 3 It is a connecting structure schematic view of the slitting lifting driving member in the embodiment;

[0027] Figure 4 It is a connecting structure schematic view of the film feeding assembly in the embodiment;

[0028] Figure 5 It is a connecting structure schematic view of the film transfer assembly in the embodiment;

[0029] The reference signs in the figure are: 1 - workbench, 2 - vertical plate, 3 - slitting cutter, 4 - film cutting knife, 5 - slitting lifting driving part, 51 - mounting plate, 52 - guide shaft, 53 - connecting plate, 54 - lifting cylinder, 55 - driving plate, 56 - guide sleeve, 6 - film feeding driving roller, 7 - film feeding driven roller, 8 - film pressing driving part, 81 - film pressing cylinder, 82 - sliding block, 9 - film cutting lifting driving part, 91 - support frame, 92 - film cutting cylinder, 93 - sliding plate, 10 - speed reducer, 11 - driving motor, 12 - pressing wheel, 13 - locking sleeve, 14 - negative pressure adsorption block, 15 - moving sliding table, 16 - adsorption hole, 17 - dust removal pressing plate, 18 - film guide cleaning plate, 19 - adjusting plate, 20 - limiting block. DETAILED DESCRIPTION

[0030] The utility model will be described in further detail below in combination with the drawings and specific embodiments.

[0031] In this embodiment, refer to Figures 1-5 The specific implementation of the aluminum plastic film feeding and slitting mechanism includes a workbench 1 and two vertical plates 2 arranged on the workbench 1. The two vertical plates 2 are symmetrically installed on the workbench 1, and a film feeding channel is formed between the two vertical plates 2. The vertical plate 2 is sequentially provided with a slitting cutter 3 for slitting the aluminum plastic film, a film feeding assembly for feeding the aluminum plastic film, a film cutting knife 4 for cutting, and a film transfer assembly for positioning the cut aluminum plastic film along the conveying direction of the film feeding channel. The slitting cutter 3 is installed on the top of the vertical plate 2 through a slitting lifting driving part 5, which can drive the slitting cutter 3 to adjust the lifting. The film feeding assembly includes a film feeding driving roller 6 and a film feeding driven roller 7 installed between the two vertical plates 2. One end of the film feeding driving roller 6 is connected with a film feeding driving part for driving the film feeding driving roller 6 to rotate and convey. The end of the film feeding driven roller 7 is connected with a film pressing driving part 8 for driving the film feeding driven roller 7 to move towards the film feeding driving roller 6. The film cutting knife 4 is installed on the vertical plate 2 through a film cutting lifting driving part 9, which can be lifted and cut under the driving of the film cutting lifting driving part 9. The film transfer assembly is installed on the end of the vertical plate 2 close to the film cutting knife 4.

[0032] Refer to Figure 3The slitting and lifting driving member 5 comprises a mounting plate 51, a guide shaft 52 arranged on the mounting plate 51, a connecting plate 53, a lifting cylinder 54 and a driving plate 55. The mounting plate 51 is connected to the two vertical plates 2. The end of the mounting plate 51 is coaxially connected to the guide shaft 52 through a guide sleeve 56. The connecting plate 53 and the driving plate 55 are respectively arranged at the top end and the bottom end of the guide shaft 52. The slitting cutter 3 is arranged on the connecting plate 53. The lifting cylinder 54 is connected to the driving plate 55 at the telescopic end, so that the guide shaft 52 can drive the connecting plate 53 to slide up and down along the axial direction of the guide sleeve 56. The telescopic end of the lifting cylinder 54 can drive the driving plate 55 to drive the slitting cutter 3 on the connecting plate 53 to slide up and down, so that the slitting and cutting of the slitting cutter 3 can be conveniently controlled.

[0033] Optionally, the aluminum-plastic film can be cut and slitted by the slitting cutter 3. Specifically, the slitting cutter 3 in the embodiment is provided with one, so that the aluminum-plastic film can be cut and slitted into two, so that the aluminum-plastic film after cutting forms two pieces, thereby providing a scheme for subsequent double-station processing.

[0034] Referring to Figure 4 Both ends of the film feeding driving roller 6 are rotatably arranged between the two vertical plates 2 through bearing sleeves. One end of the film feeding driving roller 6 penetrates the vertical plate 2 and is coaxially connected to the film feeding driving member through a shaft coupling. The film feeding driving member comprises a speed reducer 10 and a driving motor 11. The output end of the speed reducer 10 is coaxially connected to one end of the film feeding driving roller 6. The output end of the driving motor 11 is connected to the input end of the speed reducer 10. The film pressing driving member 8 comprises a film pressing cylinder 81 and a sliding block 82. The vertical plate 2 is provided with a sliding groove matched with the sliding block 82. The sliding block 82 is connected to the end of the film feeding driven roller 7. The telescopic end of the film pressing cylinder 81 is connected to the sliding block 82 and can drive the sliding block 82 to drive the film feeding driven roller 7 to slide along the sliding groove towards the film feeding driving roller 6.

[0035] The driving motor 11 can drive the film feeding driving roller 6 to rotate and roll, so that the aluminum-plastic film on the film feeding driving roller 6 can be continuously fed, thereby further improving the stability and reliability of the aluminum-plastic film feeding. The matched arrangement of the film feeding driving roller 6 and the film feeding driven roller 7 can press the aluminum-plastic film, thereby improving the quality of the feeding.

[0036] Optionally, the film feeding driven roller 7 is rotatably connected to the sliding block 82 through a bearing. The sliding direction of the sliding groove extends towards the film feeding driving roller 6. The film pressing cylinder 81 can drive the sliding block 82 to drive the film feeding driven roller 7 to slide along the sliding groove, so that when the aluminum-plastic film passes between the film feeding driven roller 7 and the film feeding driving roller 6, the film pressing cylinder 81 can drive the sliding block 82 to drive the film feeding driven roller 7 to press the aluminum-plastic film on the film feeding driving roller 6, so that the aluminum-plastic film can be driven to transmit under the rotation and rolling of the film feeding driving roller 6.

[0037] Optionally, the film pressing driving member 8 is provided with two groups, and each group of the film pressing driving member 8 is connected with one end of the film feeding driven roller 7, further improving the stability and reliability of the lifting movement of the film feeding driven roller 7.

[0038] With reference to Figure 4 , four rotatable pressing wheels 12 are connected to the film feeding driven roller 7, the pressing wheels 12 are rotatably connected to the film feeding driven roller 7 through rolling bearings, so that the film feeding driven roller 7 can drive the pressing wheels 12 to press on the film feeding driving roller 6, and the two ends of the pressing wheels 12 are locked and installed along the axial direction of the film feeding driven roller 7 through the locking sleeve 13.

[0039] Optionally, the pressing wheels 12 are connected to the film feeding driven roller 7, so that when the aluminum plastic film passes between the film feeding driven roller 7 and the film feeding driving roller 6, and the film feeding driven roller 7 is driven by the film pressing cylinder 81 to slide along the sliding groove towards the film feeding driving roller 6, the aluminum plastic film is pressed on the film feeding driving roller 6 by the pressing wheels 12, further improving the stability and continuity of the rolling conveying of the aluminum plastic film, and improving the efficiency of the conveying of the aluminum plastic film.

[0040] With reference to Figure 2 , the film cutting lifting driving member 9 includes a support frame 91, a film cutting cylinder 92 and a sliding plate 93 provided on the support frame 91, the support frame 91 is installed on the two vertical plates 2, the telescopic end of the film cutting cylinder 92 extends towards the film feeding channel and is connected with the sliding plate 93, and the film cutting knife 4 is installed on the sliding plate 93, so that the driving of the film cutting cylinder 92 can drive the film cutting knife 4 to cut the aluminum plastic film. The film cutting cylinder 92 provided can drive the film cutting knife 4 to cut only the aluminum plastic film conveyed to a predetermined length, so that the cut piece-shaped aluminum plastic film is convenient for subsequent pit punching processing to form a corresponding packaging material.

[0041] Optionally, two film cutting cylinders 92 are provided, both of which are installed on the support frame 91, and the telescopic ends of both of the film cutting cylinders 92 are connected with the sliding plate 93, so that the two film cutting cylinders 92 can drive the film cutting knife 4 to accurately cut the aluminum plastic film, reducing the shaking displacement of the cutting.

[0042] With reference to Figure 5 , the film transfer assembly includes a negative pressure adsorption block 14 and a moving sliding table 15, the moving sliding table 15 is installed on the end of the vertical plate 2 close to the film cutting knife 4, the negative pressure adsorption block 14 is provided with an adsorption hole 16 for adsorbing the aluminum plastic film, and the negative pressure adsorption block 14 is installed on the sliding end of the moving sliding table 15, so that it can move along the sliding direction of the moving sliding table 15. The negative pressure adsorption block 14 provided can be used for adsorbing and positioning the cut piece-shaped aluminum plastic film, and after moving through the moving sliding table 15, the aluminum plastic film is moved to a predetermined position for subsequent transfer.

[0043] Optionally, the negative pressure adsorption block 14 in the embodiment is provided with two, and the two ends of the moving sliding table 15 are telescopic sliding ends, so that the two negative pressure adsorption blocks 14 can move relative to the moving sliding table 15, thereby driving the two sheet-shaped aluminum plastic films to be separated, and further forming subsequent double-station processing, further improving the production efficiency.

[0044] The end of the vertical plate 2 close to the slitting cutter 3 is connected with a dust removal pressing plate 17 and a film guiding cleaning plate 18 for clamping the aluminum plastic film. The dust removal pressing plate 17 and the film guiding cleaning plate 18 are installed in pairs on the vertical plate 2 in an up-down manner through a connecting piece. The vertical plate 2 is connected with two limiting blocks 20 for limiting the edges of the aluminum plastic film through an adjusting plate 19.

[0045] The aluminum plastic film passes through the gap between the dust removal pressing plate 17 and the film guiding cleaning plate 18. The dust removal pressing plate 17 and the film guiding cleaning plate 18 can preliminarily remove dust and clean the aluminum plastic film, and can flatten the aluminum plastic film, further improving the quality and efficiency of the aluminum plastic film conveying. The limiting blocks 20 are arranged to clamp and limit the edges of the aluminum plastic film on both sides, improving the stability and accuracy of the aluminum plastic film conveying.

[0046] The specific use process in the embodiment is as follows: the external aluminum plastic film passes between the dust removal pressing plate 17 and the film guiding cleaning plate 18, and the two limiting blocks 20 are arranged to clamp the aluminum plastic film on both sides, so that the aluminum plastic film is stably conveyed to the film conveying assembly. The driving motor 11 drives the film conveying driving roller 6 to rotate and convey the aluminum plastic film. The gap between the film conveying driven roller 7 and the film conveying driving roller 6 is adjusted by the film pressing cylinder 81. In the embodiment, the aluminum plastic film is pressed on the film conveying driving roller 6 by the pressing wheel 12, so as to realize the close pressing of the aluminum plastic film, avoid loosening or deviation in the conveying process, and effectively avoid the deviation and film conveying speed fluctuation in the traditional clamping conveying process, improve the stability and continuity of the aluminum plastic film in the conveying process. When the aluminum plastic film is conveyed along the film conveying channel, the slitting cutter 3 is lowered by the lifting cylinder 54 driving the guide shaft 52, so that the aluminum plastic film can be slitted under the roller pressing and conveying. The slitting cutter 3 in the embodiment is provided with one, so that the aluminum plastic film can be cut into two. The slitted aluminum plastic film is cut by the film cutting cylinder 92 driving the film cutting knife 4, so as to form a sheet-shaped aluminum plastic film with a predetermined size. The slitting cutter 3 and the film cutting knife 4 can be adjusted in height, which is convenient for adjusting the cutting position according to the actual demand, further improving the flexibility and applicability of the equipment. The negative pressure adsorption block 14 is arranged to position the cut aluminum plastic film after the film cutting knife 4 completes the cutting, so as to ensure the smooth processing or packaging, improve the automation level of the production line, and improve the production efficiency and reduce the production cost.

[0047] The above is only the preferred embodiment of the present application, and does not limit the present application in any form. Although the present application is disclosed as above in the preferred embodiment, it is not intended to limit the present application. Any skilled person in the art can make some changes or modifications to the disclosed technical content without departing from the technical solution of the present application, and any equivalent embodiment with equivalent changes is equivalent to the above embodiment. Any simple modification, equivalent change and modification of the above embodiment according to the present application are within the scope of the technical solution of the present application.

Claims

1. An aluminum-plastic film feeding and slitting mechanism, comprising a worktable and two upright plates disposed on the worktable, the two upright plates being symmetrically mounted on the worktable, and a film feeding channel being formed between the two upright plates, characterized in that: The upright plate is sequentially arranged along the conveying direction of the film feeding channel, including a slitting cutter for slitting aluminum-plastic film, a film feeding assembly for conveying aluminum-plastic film, a film cutting knife for cutting, and a film transfer assembly for separating, adsorbing, and positioning the cut aluminum-plastic film. The slitting cutter is mounted on the upright plate via a slitting lifting drive, which can drive the slitting cutter to adjust its height. The film feeding assembly includes a film feeding drive roller and a film feeding driven roller mounted on the upright plate. One end of the film feeding drive roller is connected to a film feeding drive for rotating and conveying the film. The end of the film feeding driven roller is connected to a film pressing drive for moving the film feeding driven roller toward the film feeding drive roller. The film cutting knife is mounted on the upright plate via a film cutting lifting drive, which allows it to perform lifting and cutting under the drive of the film cutting lifting drive. The film transfer assembly is mounted on the end of the upright plate near the film cutting knife.

2. The aluminum-plastic film feeding and slitting mechanism according to claim 1, characterized in that: The slitting lifting drive includes a mounting plate, a guide shaft mounted on the mounting plate, a connecting plate, a lifting cylinder, and a drive plate. The mounting plate is connected to two vertical plates, and the end of the mounting plate is coaxially connected to the guide shaft through a guide sleeve. The connecting plate and the drive plate are respectively mounted on the top and bottom ends of the guide shaft. The slitting cutter is mounted on the connecting plate. The telescopic end of the lifting cylinder is connected to the drive plate, so that the guide shaft can drive the connecting plate to move up and down along the axial direction of the guide sleeve.

3. The aluminum-plastic film feeding and slitting mechanism according to claim 1, characterized in that: The two ends of the film feeding drive roller are rotatably mounted between two vertical plates via bearing sleeves. One end of the film feeding drive roller passes through the vertical plate and is coaxially connected to the film feeding drive component via a coupling. The film feeding drive component includes a reducer and a drive motor. The output end of the reducer is coaxially connected to one end of the film feeding drive roller, and the output end of the drive motor is connected to the input end of the reducer.

4. The aluminum-plastic film feeding and slitting mechanism according to claim 1, characterized in that: The film pressing drive includes a film pressing cylinder and a slider. A groove matching the slider is provided on the vertical plate. The slider is connected to the end of the film feeding driven roller. The telescopic end of the film pressing cylinder is connected to the slider and can drive the slider to drive the film feeding driven roller to slide along the groove towards the film feeding active roller.

5. The aluminum-plastic film feeding and slitting mechanism according to claim 4, characterized in that: A rotatable pressure roller is connected to the film feeding driven roller. The pressure roller is rotatably connected to the film feeding driven roller through a rolling bearing, so that the film feeding driven roller can drive the pressure roller to press against the film feeding drive roller. The two ends of the pressure roller can be locked along the axial direction of the film feeding driven roller through locking sleeves.

6. The aluminum-plastic film feeding and slitting mechanism according to any one of claims 1-5, characterized in that: The film cutting lifting drive includes a support frame, a film cutting cylinder mounted on the support frame, and a sliding plate. The support frame is mounted on two upright plates. The telescopic end of the film cutting cylinder extends toward the film feeding channel and is connected to the sliding plate. The film cutting knife is mounted on the sliding plate, so that the drive of the film cutting cylinder can drive the film cutting knife to cut the aluminum-plastic film.

7. The aluminum-plastic film feeding and slitting mechanism according to any one of claims 1-5, characterized in that: The membrane transfer assembly includes a negative pressure adsorption block and a movable slide. The movable slide is installed on the end of the upright plate near the film cutting knife. The negative pressure adsorption block has adsorption holes for adsorbing aluminum-plastic film. The negative pressure adsorption block is installed on the sliding end of the movable slide, so that it can move along the sliding direction of the movable slide.

8. The aluminum-plastic film feeding and slitting mechanism according to any one of claims 1-5, characterized in that: The end of the upright plate near the slitting cutter is connected to a dust removal pressure plate and a film guiding and cleaning plate for clamping the aluminum-plastic film. The dust removal pressure plate and the film guiding and cleaning plate are installed on the upright plate in an upper and lower pair. The upright plate is connected by an adjustment plate to two oppositely arranged limiting blocks for limiting the edge of the aluminum-plastic film.

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