CN219006285U

CN219006285U - Lithium battery aluminum-plastic composite film slitting device

Info

Publication number: CN219006285U
Application number: CN202320124358.XU
Authority: CN
Inventors: 陈亦锋; 陈奎; 谷金达; 劳梦斌
Original assignee: Ningbo Huafeng Package Co ltd
Current assignee: Ningbo Huafeng Package Co ltd
Priority date: 2023-01-17
Filing date: 2023-01-17
Publication date: 2023-05-12
Anticipated expiration: 2033-01-17

Abstract

The utility model discloses a lithium battery aluminum-plastic composite film slitting device which comprises a workbench, wherein a first film roller is arranged at the left end of the workbench, a winding roller is arranged at the right end of the workbench, the first film roller and the winding roller are both arranged on a mounting frame, a connecting plate is arranged at the front end of the workbench, a motor is arranged at the front end of the connecting plate, the output end of the motor is connected with a gear, a rack is connected with the left end of the gear in a meshed manner, the gear and the rack are both positioned in the connecting plate, the rear end of the rack is connected with a limiting plate, the tail end of the limiting plate is positioned in a groove, the groove is positioned in a fixed plate, an air cylinder is arranged at the outer end of the connecting plate, the output end of the air cylinder is connected with a blade, and the blade is positioned above the workbench. This device is cut to lithium cell plastic-aluminum complex film, the position of the regulation blade of being convenient for carries out equidistant cutting, and the slip appears in the complex film when utilizing the pinch roller to avoid cutting and leads to the incision unevenness.

Description

Lithium battery aluminum-plastic composite film slitting device

Technical Field

The utility model relates to the technical field of lithium battery processing, in particular to a lithium battery aluminum-plastic composite film slitting device.

Background

The lithium battery is a battery which takes lithium metal or lithium alloy as a negative electrode material and uses nonaqueous electrolyte solution, and is usually packaged by an aluminum-plastic composite film, wherein the aluminum-plastic composite film has the characteristics of good flexibility, moisture resistance, oxygen isolation, shading, shielding and the like, and can be cut according to different lithium battery models or customer requirements, for example, the utility model patent with the authorized bulletin number of CN205572564U discloses a lithium battery aluminum composite film cutting device, and when the cutting width needs to be adjusted, a push-pull cylinder is controlled by a servo motor to drive a sleeve to slide on a cross rod so as to drive a cutter to move, so that the control and the adjustment are convenient; the whole structure is simple.

However, the conventional cutting device for the aluminum-plastic composite film of the lithium battery is inconvenient to cut the aluminum-plastic composite film to a fixed length and a fixed width, and the composite film possibly slides in the cutting process to cause uneven cutting, so that the cutting device for the aluminum-plastic composite film of the lithium battery is provided, and the problem in the above is solved.

Disclosure of Invention

The utility model aims to provide a cutting device for aluminum-plastic composite films of lithium batteries, which solves the problems that most of the cutting devices for aluminum-plastic composite films of lithium batteries provided in the background art are inconvenient to cut the aluminum-plastic composite films in a fixed width mode, and the composite films possibly slide in the cutting process to cause uneven cutting.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a lithium battery aluminum-plastic composite film slitting device comprises a workbench:

the left end of the workbench is provided with a first film roller, the right end of the workbench is provided with a wind-up roller, the first film roller and the wind-up roller are both arranged on a mounting frame, the front end of the workbench is provided with a connecting plate, the front end of the connecting plate is provided with a motor, the output end of the motor is connected with a gear, the left end of the gear is connected with a rack in a meshed manner, the gear and the rack are both positioned in the connecting plate, the rear end of the rack is connected with a limiting plate, the tail end of the limiting plate is positioned in a groove, the groove is positioned in a fixed plate, the fixed plate is arranged at the rear end of the workbench, the outer end of the connecting plate is provided with a cylinder, and the output end of the cylinder is connected with a blade which is positioned above the workbench;

limiting holes are formed in the limiting plate at equal intervals, limiting rods are arranged in the limiting holes, blades are arranged at the bottom ends of the limiting rods, hollow structures are arranged at the top ends of the limiting rods, fixing rods penetrate through the top ends of the limiting rods, the longitudinal sections of the fixing rods are of T-shaped structures, pinch rollers are arranged on the left sides of the winding rollers, air cylinders are connected to the front ends and the rear ends of the pinch rollers, and the bottom ends of the air cylinders are arranged on the outer wall of the workbench.

Preferably, the cylinders are symmetrically arranged about the vertical center line of the pinch roller.

Preferably, the limiting plate and the compaction roller form a lifting structure with the workbench.

Preferably, the first film roller and the wind-up roller both form a rotating structure with the workbench.

Preferably, the length of the pinch roller is equal to the length of the table.

Preferably, the height position of the wind-up roller is higher than that of the compaction roller.

Compared with the prior art, the utility model has the beneficial effects that: the aluminum-plastic composite film slitting device for the lithium battery is convenient for cutting the composite film to a fixed length and a fixed width, is convenient for adjusting the position of the blade to cut at equal intervals, and avoids uneven notch caused by sliding of the composite film during cutting by using the pinch roller;

1. the limiting plate is provided with limiting holes, limiting rods and fixing rods, the limiting holes are formed in the limiting plates at equal intervals, the limiting rods are mounted in the limiting holes in a clamping mode, the limiting rods are limited by the fixing rods, a plurality of blades can be mounted, and the positions of the blades can be conveniently adjusted to conduct equidistant cutting;

2. be provided with first film roller and pinch roller, utilize the pinch roller to suppress the complex film between first film roller and the wind-up roll for the complex film is in tight state, and the complex film slides and appears the incision inconsistent condition when avoiding the cutting.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic side view in cross-section of the present utility model;

FIG. 3 is a schematic top view of the present utility model;

fig. 4 is a schematic side view of the pinch roller of the present utility model.

In the figure: 1. a work table; 2. a first film roll; 3. a wind-up roll; 4. a connecting plate; 5. a motor; 6. a gear; 7. a rack; 8. a limiting plate; 9. a groove; 10. a fixing plate; 11. a cylinder; 12. a blade; 13. a limiting hole; 14. a limiting rod; 15. a fixed rod; 16. and (3) a compaction roller.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a lithium cell plastic-aluminum complex film cutting device, including workstation 1, first film roller 2, wind-up roll 3, connecting plate 4, motor 5, gear 6, rack 7, limiting plate 8, recess 9, fixed plate 10, cylinder 11, blade 12, spacing hole 13, limiting rod 14, dead lever 15 and pinch roller 16, according to the different size and dimension needs of lithium cell to carry out the slitting work to the plastic-aluminum complex film, as shown in figure 1, the complex film that needs to cut gets into cutting device from the top of first film roller 2, pass first film roller 2 bottom and lie in workstation 1 directly over, then pass the below of pinch roller 16, carry out the rolling work by wind-up roll 3 again;

the first film roll 2 and the wind-up roll 3 are both arranged on the mounting frame, a workbench 1 is arranged between the first film roll 2 and the wind-up roll 3, a composite film to be cut is positioned above the workbench 1, as shown in fig. 2, a connecting plate 4 is arranged at the front end of the workbench 1, an air cylinder 11 is arranged at the outer end of the connecting plate 4, the output end of the air cylinder 11 is connected with a blade 12, and when the composite film is required to be cut, the blade 12 moves back and forth on the workbench 1 by utilizing the air cylinder 11 to cut the composite film;

as shown in fig. 1, 3 and 4, a pinch roller 16 is arranged at the left side of the wind-up roller 3, the lower surface of the pinch roller 16 is lower than the upper surface of the wind-up roller 3, the front end and the rear end of the pinch roller 16 are both connected with the output end of an air cylinder 11, the air cylinder 11 is arranged at the outer side of a workbench 1, when a composite film needs to be cut, the pinch roller 16 is moved by the air cylinder 11, the lower surface of the pinch roller 16 is attached to the composite film, the pinch roller 16 is continuously pressed down until the composite film is pressed on the workbench 1, the composite film is in a tight state, and the non-uniform cutting caused by loosening of the composite film in the winding process is prevented;

as shown in fig. 1, 2 and 3, the front and rear ends of the workbench 1 are respectively provided with a connecting plate 4 and a fixing plate 10, the front end of the connecting plate 4 is provided with a motor 5, the motor 5 is connected with a gear 6, the left end of the gear 6 is in meshed connection with a rack 7, the rear end of the rack 7 is connected with a limiting plate 8, the tail end of the limiting plate 8 is arranged in a groove 9 of the fixing plate 10, limiting holes 13 are formed in the limiting plate 8 at equal intervals, limiting rods 14 are arranged in the limiting holes 13, blades 12 are arranged at the bottoms of the limiting rods 14, as shown in fig. 2, when the composite film is required to be cut in a fixed width, the limiting rods 14 can be manually arranged in the designated limiting holes 13, because round holes are formed in the tops of the limiting rods 14, the limiting rod 14 can be limited in the limiting plate 8 by using the fixing rod 15 with a T-shaped structure, then the motor 5 is started, the gear 6 rotates to drive the rack 7 to move up and down, the blade 12 at the bottom end of the limiting rod 14 is positioned on the upper surface of the composite film, the fixed width cutting is convenient, a worker can cut the composite film in various widths by fixing a plurality of limiting rods 14, the operation is convenient, and when the fixed width cutting is not needed, the limiting plate 8 is moved upwards by using the motor 5 to enable the blade 12 to leave the upper surface of the composite film or the limiting rod 14 is removed, so that a series of operations of the lithium battery aluminum-plastic composite film cutting device can be completed.

Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional modes in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that details are not described in detail in the specification, and the utility model belongs to the prior art known to the person skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a lithium cell plastic-aluminum complex film cuts device, includes workstation (1), its characterized in that:

the novel automatic cutting machine is characterized in that a first film roller (2) is arranged at the left end of the workbench (1), a wind-up roller (3) is arranged at the right end of the workbench (1), the first film roller (2) and the wind-up roller (3) are both arranged on a mounting frame, a connecting plate (4) is arranged at the front end of the workbench (1), a motor (5) is arranged at the front end of the connecting plate (4), a gear (6) is connected with the output end of the motor (5), a rack (7) is connected with the left end of the gear (6) in a meshed manner, the gear (6) and the rack (7) are both arranged in the connecting plate (4), a limiting plate (8) is connected with the rear end of the rack (7), the tail end of the limiting plate (8) is arranged in a groove (9), the groove (9) is arranged in a fixed plate (10), the fixed plate (10) is arranged at the rear end of the workbench (1), a cylinder (11) is arranged at the outer end of the connecting plate (4), the output end of the cylinder (5) is connected with a blade (12), and the blade (12) is arranged above the workbench (1).

Limiting holes (13) are formed in the limiting plate (8) at equal intervals, limiting rods (14) are mounted in the limiting holes (13), blades (12) are mounted at the bottom ends of the limiting rods (14), hollow structures are arranged at the top ends of the limiting rods (14), fixing rods (15) penetrate through the top ends of the limiting rods (14), the longitudinal sections of the fixing rods (15) are of T-shaped structures, compression rollers (16) are arranged on the left side of the winding roller (3), air cylinders (11) are connected to the front ends and the rear ends of the compression rollers (16), and the bottom ends of the air cylinders (11) are mounted on the outer wall of the workbench (1).

2. The lithium battery aluminum-plastic composite film slitting device according to claim 1, wherein: the air cylinders (11) are symmetrically arranged about the vertical center line of the compaction roller (16).

3. The lithium battery aluminum-plastic composite film slitting device according to claim 1, wherein: the limiting plate (8) and the compaction roller (16) form a lifting structure with the workbench (1).

4. The lithium battery aluminum-plastic composite film slitting device according to claim 1, wherein: the first film roller (2) and the wind-up roller (3) form a rotating structure with the workbench (1).

5. The lithium battery aluminum-plastic composite film slitting device according to claim 1, wherein: the length of the compaction roller (16) is larger than that of the composite film on the workbench (1).

6. The lithium battery aluminum-plastic composite film slitting device according to claim 1, wherein:

the height position of the wind-up roller (3) is higher than that of the compaction roller (16).