Rapid slitter edge blowing device and method for lithium ion battery diaphragm splitting machine

Abstract

The invention discloses a rapid slitter edge blowing device of a lithium ion battery diaphragm splitting machine, which comprises an air supply source area, a pipeline adjusting area and a collecting area, the pipeline adjusting area comprises an air blowing pipe which is movably arranged on a bracket through a sliding assembly, one end of the air blowing pipe is connected with the air supply source area, and the other end of the air blowing pipe is sealed and plugged; the air blowing pipe is arranged on the support, an air blowing opening is formed in the air blowing pipe, and when the air blowing opening moves to the position corresponding to the slitting waste edge along the support, the slitting waste edge is blown upwards through the air blowing opening, and the slitting waste edge is sucked into the collecting area through the dust suction pipe in a negative pressure mode. Through the design of the sliding assembly, the air blowing pipe can be adjusted in a sliding mode along the support so that the air blowing opening can move to the air spraying position for slitter edge slitting, the stability of the air blowing pipe in the working process can be ensured, and therefore the air blowing pipe can be aligned with slitter edges more accurately for air blowing; slitting slitter edges and generated dust particles are sucked into the collecting area through the dust suction pipe in a negative pressure mode, so that the slitting working environment is clean and tidy, and the slitter edge blowing efficiency and effect are improved.

Description

Technical Field

[0001] The invention relates to the technical field of lithium ion battery diaphragm production, and in particular to a device and method for quickly blowing waste edges of a lithium ion battery diaphragm slitting machine. Background Art

[0002] Lithium-ion battery separator, in the structure of lithium battery, the separator is one of the key inner components; for lithium battery series, since the electrolyte is an organic solvent system, a separator material resistant to organic solvents is required, generally a high-strength thin-film polyolefin porous membrane is used.

[0003] In the production process of lithium-ion battery separators, the slitting process is one of the key links; the separators after slitting will produce waste edges, which need to be cleaned in time to ensure product quality and production efficiency; in the prior art, such as the patent "A waste edge winding core and winding device for lithium battery separator slitting machine" with publication number CN217577846U, when the film is rolled, the slitting machine chuck of the slitting machine is used to clamp the two ends of the winding core, and when the baffle of the winding device applies a thrust to the end of the arc plate away from the first chuck, the outer wall of the arc plate is expanded into a cylindrical body with a larger diameter under the expansion force of the first chuck, and the waste film is rolled on the winding core at this time; when stripping, the slitting machine chuck is opened, the winding core is removed, and the outer wall of the arc plate shrinks into a cylindrical body with a smaller diameter under the action of the reset spring, so that the waste film rolled on the winding core falls off. The film rolling and stripping process is simple to operate, and can be operated by one person, and the film can be easily stripped after the film is rolled.

[0004] However, the technical solutions in the prior art have the following defects: the operation of rolling up the waste edges is complicated, and it is easy to cause the collection efficiency to be affected by entanglement, and it is impossible to clean the material debris and particle dust generated by the waste edges. In addition, the core mold needs to be replaced when rolling up the waste edge materials, resulting in poor processing effect of the waste edges of lithium-ion battery diaphragms, thereby affecting the processing efficiency of the waste edges, and further affecting the production quality and output of lithium-ion battery diaphragms. Summary of the invention

[0005] The object of the present invention is to provide a fast waste edge blowing device for a lithium ion battery diaphragm slitting machine, which is used to solve the problem of poor treatment effect of waste edge cutting of lithium ion battery diaphragms in the prior art.

[0006] The purpose of the present invention can be achieved through the following technical solutions:

[0007] A fast waste edge blowing device for a lithium-ion battery diaphragm slitting machine, comprising an air supply source area, a pipeline adjustment area and a collection area, wherein the pipeline adjustment area comprises an air blowing pipe which is movably arranged on a bracket through a sliding assembly, and the sliding assembly is provided with a locking member, and the sliding position between the air blowing pipe and the bracket is kept fixed by the locking member, one end of the air blowing pipe is connected to the air supply source area, and the other end is sealed and blocked, and an air blowing port is opened on the air blowing pipe;

[0008] Among them, the air blowing pipe is arranged below the lithium-ion battery diaphragm slitting machine, and the dust suction pipe included in the collection area is arranged above the lithium-ion battery diaphragm slitting machine. When the air blowing port moves along the bracket to the corresponding position of the cutting waste edge, the cutting waste edge is blown upward through the air blowing port, and the cutting waste edge is negatively sucked into the collection area through the dust suction pipe.

[0009] As a further solution of the present invention: the sliding assembly includes a guide rail fixedly mounted on the bracket, a plurality of sliding blocks are slidably connected to the guide rail, and the sliding blocks are used to support and connect the blowing pipe.

[0010] As a further solution of the present invention: the locking member is an adjusting bolt, the adjusting bolt is threadedly connected to the side wall of the sliding block, and the tail end of the adjusting bolt is used for frictionally contacting with the guide rail.

[0011] As a further solution of the present invention: the air outlet is flat, the wide end of the air outlet is connected to the inner cavity of the air outlet pipe, and the narrow end is used for aligning with the cut waste edge.

[0012] As a further solution of the present invention: the air supply source area includes an air source compressor arranged outside the lithium-ion battery diaphragm slitting machine, and the outlet end of the air source compressor is connected to the air blowing pipe through an air supply pipe.

[0013] As a further solution of the present invention: the gas delivery pipe is a corrugated hose.

[0014] As a further solution of the present invention: the collection area includes a collection box arranged outside the lithium-ion battery diaphragm slitting machine, the inlet end of the collection box is connected to one end of the dust suction pipe, and the other end of the dust suction pipe is used to suck the slitting waste edges.

[0015] As a further solution of the present invention: a filtering device is provided in the outlet end of the collecting box, and the filtering device is used to absorb and clean the dust particles.

[0016] As a further solution of the present invention: the dust suction tube is a corrugated hose.

[0017] A method for quickly blowing off waste edges of a lithium-ion battery diaphragm slitting machine comprises the following steps:

[0018] S1, start the air source compressor, and the air source compressor delivers compressed air to the air blowing pipe through the air delivery pipe;

[0019] S2, adjusting the position of the air outlet, moving the air pipe along the bracket by means of the cooperation of the slider and the guide rail until the air outlet on the air pipe is aligned with the cut waste edge, and after the adjustment is completed, the sliding position between the air pipe and the bracket is kept fixed by a lock;

[0020] S3, suction and cleaning of the cutting waste edges, by pulling the vacuum tube to the cutting waste edge suction position, a collection box connected to the vacuum tube generates a negative pressure suction force, so that the cutting waste edges are sucked into the collection box for storage, and during the suction process, a filtering device is arranged in the outlet end of the collection box, and the dust particles are adsorbed and cleaned by the filtering device, and clean air is discharged from the collection box.

[0021] As a further embodiment of the present invention:

[0022] Beneficial effects of the present invention:

[0023] (1) The design of the sliding assembly allows the air blowing pipe to be slidably adjusted along the bracket so that the air blowing port is moved to the jetting position of the cut waste edge. After the adjustment is completed, the sliding position between the air blowing pipe and the bracket can be fixed by a locking member to ensure the stability of the air blowing pipe during operation, avoid slippage and movement, and affect the processing effect of blowing up the cut waste edge. Therefore, the air blowing can be more accurately aligned with the waste edge, thereby improving the efficiency and effect of blowing the waste edge.

[0024] (2) After the air outlet is moved and adjusted to its working position, the waste edges and dust particles generated by slitting are blown up, so that the waste edges and dust particles generated by slitting are sucked into the collection area by negative pressure through the dust suction pipe, so that the slitting working environment is clean and pollution-free, and the slitting waste can be centrally processed at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The present invention will be further described below in conjunction with the accompanying drawings.

[0026] Figure 1 It is a structural schematic diagram of the present invention.

[0027] In the figure: 1. air source compressor; 2. air supply pipe; 3. air blowing pipe; 30. air blowing port; 4. bracket; 5. slider; 6. lock; 7. collection box; 8. dust suction pipe. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] In the description of the present invention, it should be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention 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 therefore cannot be understood as a limitation on the present invention; in the description of the present invention, the meaning of "multiple" and "several" is at least two, for example two, three, etc., unless otherwise clearly and specifically defined.

[0030] See also Figure 1 As shown, the present invention is a fast waste edge blowing device for a lithium-ion battery diaphragm slitting machine, including a gas supply source area, a pipeline adjustment area and a collection area. The present application can respectively set the gas supply source area and the collection area on the outside of the lithium-ion battery diaphragm slitting machine, and set the pipeline adjustment area under the lithium-ion battery diaphragm slitting machine. By designing corresponding equipment in each partition, it is convenient for individual control and maintenance.

[0031] The air blowing pipe 3 included in the pipeline adjustment area is movably arranged on the bracket 4 through a sliding component, and a locking member 6 is provided on the sliding component, and the sliding position between the air blowing pipe 3 and the bracket 4 is kept fixed by the locking member 6, one end of the air blowing pipe 3 is connected to the air supply source area, and the other end is sealed and blocked, and an air blowing port 30 is opened on the air blowing pipe 3; compressed air is transported to the air blowing pipe 3 through the air supply source area, and the air blowing port 30 opened on the air blowing pipe 3 needs to adjust its working position according to the position of the cut waste edge, and the sliding component is designed so that the air blowing pipe 3 can be slidably adjusted along the bracket 4 so that the air blowing port 30 is moved to the jetting position of the cut waste edge, and after the adjustment is completed, it is convenient to fix the sliding position between the air blowing pipe 3 and the bracket 4 through the locking member 6 to ensure the stability of the air blowing pipe 3 during operation, avoid slippage and movement, and affect the processing effect of blowing up the cut waste edge, so that the waste edge can be blown more accurately, thereby improving the efficiency and effect of blowing the waste edge.

[0032] Among them, the blowing pipe 3 is arranged below the lithium-ion battery diaphragm slitting machine, and the dust suction pipe 8 included in the collection area is arranged above the lithium-ion battery diaphragm slitting machine. When the blowing port 30 moves along the bracket 4 to the corresponding position of the cutting waste edge, the cutting waste edge is blown up through the blowing port 30, and the cutting waste edge is negatively pressured and sucked into the collection area through the dust suction pipe 8; after moving and adjusting the working position of the blowing port 30, the cutting waste edge and the generated dust particles are blown up, so that the cutting waste edge and the generated dust particles are negatively pressured and sucked into the collection area through the dust suction pipe 8, so as to make the cutting working environment clean and pollution-free, and at the same time facilitate the centralized treatment of the cutting waste.

[0033] In this specific embodiment, the sliding assembly includes a guide rail fixedly mounted on a bracket 4, on which a plurality of sliders 5 are slidably connected, and the sliders 5 are used to support and connect the air blowing pipe 3; when the working position of the air blowing pipe 3 is adjusted by the sliding assembly, the sliders 5 are connected to the support of the air blowing pipe 3, so that the air blowing pipe 3 can be moved and adjusted along the guide rail through the sliders 5, thereby satisfying the blowing processing of different positions of the cut waste edges.

[0034] In this specific embodiment, the locking member 6 is an adjusting bolt, which is threadedly connected to the side wall of the slider 5, and the tail end of the adjusting bolt is used to be set for friction with the guide rail; after the air blowing tube 3 is moved and adjusted along the bracket 4, it is convenient to tighten the adjusting bolt close to the guide rail so as to fix the moving position of the air blowing tube 3 to avoid slipping and movement, which affects the processing effect of blowing up the waste edges of the cut parts.

[0035] In this specific embodiment, the blowing port 30 is in a conical shape, the wide end of which is connected to the inner cavity of the blowing pipe 3, and the narrow end is used to align with the cut waste edge. When the blowing port 30 is used to blow up the cut waste edge, the flat blowing port 30 can increase the blowing area, which helps to improve the blowing effect of the cut waste edge and the generated dust particles.

[0036] In this specific embodiment, the air supply source area includes an air source compressor 1 arranged on the outside of the lithium-ion battery diaphragm slitting machine, and the outlet end of the air source compressor 1 is connected to the blowing pipe 3 through the air supply pipe 2; the blowing pipe 3 is a corrugated hose component; the air supply source area facilitates the compressed air generated by the air source compressor 1 to be transported to the blowing pipe 3. Since the blowing pipe 3 can be moved and adjusted in position, the air supply pipe 2 is designed as a corrugated hose component to provide a soft connection between the blowing pipe 3 and the air supply pipe 2, and does not interfere with the movement and adjustment of the blowing pipe 3.

[0037] In this specific embodiment, the collection area includes a collection box 7 arranged on the outside of the lithium-ion battery diaphragm slitting machine, and the inlet end of the collection box 7 is connected to one end of the dust suction pipe 8, and the other end of the dust suction pipe 8 is used to suck the slitting waste edges, and the dust suction pipe 8 is a corrugated hose component; in the process of blowing up the slitting waste edges and the generated dust particles through the blowing port 30, the suction position of the dust suction pipe 8 can be adjusted according to the dust suction working position, and the dust suction pipe 8 is designed as a corrugated hose component to facilitate pulling the suction port position of the dust suction pipe 8, so as to facilitate the negative pressure suction of the slitting waste edges and the generated dust particles into the collection area through the dust suction pipe 8, so as to make the slitting working environment clean and pollution-free, and at the same time facilitate centralized treatment of slitting waste.

[0038] In this specific embodiment, a filtering device is provided in the outlet end of the collecting box 7, and the filtering device is used to adsorb and clean the dust particles. During the negative pressure suction process of the collecting box 7, the dust particles are adsorbed and cleaned by the filtering device, and then the clean air is discharged from the collecting box 7.

[0039] The present invention also provides a method for quickly blowing off waste edges of a lithium-ion battery diaphragm slitting machine, comprising the following steps:

[0040] S1, start the air source compressor 1, and the air source compressor 1 delivers compressed air to the air blowing pipe 3 through the air delivery pipe 2.

[0041] S2. Adjust the position of the air port 30, and move the air pipe 3 along the bracket 4 by connecting the slider 5 and the guide rail until the air port 30 opened on the air pipe 3 is aligned with the cut waste edge. After the adjustment is completed, the sliding position between the air pipe 3 and the bracket 4 is kept fixed by the lock 6.

[0042] S3, suction and cleaning of the cutting waste edges, by pulling the dust suction tube 8 to the cutting waste edge suction position, the collecting box 7 connected to the dust suction tube 8 generates a negative pressure suction force, so that the cutting waste edges are sucked into the collecting box 7 for storage. During the suction process, a filtering device is arranged at the outlet end of the collecting box 7, and the dust particles are adsorbed and cleaned by the filtering device, and the clean air is discharged from the collecting box 7.

[0043] The rapid waste edge blowing method of the present application is adopted, and the sliding component is designed so that the blowing pipe 3 can be slidably adjusted along the bracket 4, so that the blowing port 30 is moved to the jetting position of the cut waste edge. After the adjustment is completed, the sliding position between the blowing pipe 3 and the bracket 4 can be fixed by the locking member 6 to ensure the stability of the blowing pipe 3 during operation, avoid slipping and movement, and affect the processing effect of blowing up the cut waste edge, so that the waste edge can be blown more accurately, thereby improving the efficiency and effect of blowing up the waste edge; after moving and adjusting the working position of the blowing port 30, the cut waste edge and the generated dust particles are blown up, so that the cut waste edge and the generated dust particles are conveniently sucked into the collection area by the vacuum pipe 8 under negative pressure, so that the cutting working environment is clean and pollution-free, and at the same time it is convenient to centrally process the cut waste.

[0044] It should be understood that the present application has a variant implementation mode. Through the control system design, it is convenient to automatically start and stop the air source compressor 1 in the air supply source area, and to automatically start and stop the negative pressure suction equipment in the collection box 7. At the same time, a camera can be set on the bracket 4 in the pipeline adjustment area, and the corresponding position of the blowing port 30 and the cutting waste edge is obtained by photographing the image. The sliding component of the pipeline adjustment area is designed as an electric or pneumatic drive component to automatically control the blowing port 30 to move to the cutting waste edge working position, and the lock 6 is designed as an electronic brake to lock the blowing pipe 3 after moving and adjusting the position; so that during the processing of the cutting waste edge, the air supply source area, the pipeline adjustment area and the collection area are interlocked and automatically controlled, which can reduce the input of operators and improve the processing accuracy and efficiency of the cutting waste edge.

[0045] The above is a detailed description of an embodiment of the present invention, but the content is only a preferred embodiment of the present invention and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the patent coverage of the present invention.

Claims

1. A fast waste edge blowing device for a lithium-ion battery diaphragm slitting machine, characterized in that: It comprises an air supply source area, a pipeline regulating area and a collection area, wherein the pipeline regulating area comprises an air blowing pipe (3) which is movably arranged on a bracket (4) through a sliding component, and the sliding component is provided with a locking member (6), and the sliding position between the air blowing pipe (3) and the bracket (4) is kept fixed by the locking member (6), one end of the air blowing pipe (3) is connected to the air supply source area, and the other end is sealed and blocked, and an air blowing port (30) is opened on the air blowing pipe (3); The air blowing pipe (3) is arranged below the lithium-ion battery diaphragm slitting machine, the dust suction pipe (8) included in the collection area is arranged above the lithium-ion battery diaphragm slitting machine, and when the air blowing port (30) moves along the support (4) to a position corresponding to the slitting waste edge, the slitting waste edge is blown upwards through the air blowing port (30), and the slitting waste edge is negatively sucked into the collection area through the dust suction pipe (8).

2. A fast waste edge blowing device for a lithium-ion battery diaphragm slitting machine according to claim 1, characterized in that: The sliding assembly comprises a guide rail fixedly mounted on the bracket (4), a plurality of sliding blocks (5) being slidably connected to the guide rail, and the sliding blocks (5) are used to support and connect the blowing pipe (3).

3. A fast waste edge blowing device for a lithium-ion battery diaphragm slitting machine according to claim 2, characterized in that: The locking element (6) is an adjusting bolt, which is threadedly connected to the side wall of the sliding block (5), and the tail end of the adjusting bolt is used for frictionally contacting the guide rail.

4. The rapid waste edge blowing device for a lithium-ion battery diaphragm slitting machine according to claim 1, characterized in that: The blowing port (30) is flat, with a wide end communicating with the inner cavity of the blowing pipe (3), and a narrow end being used for aligning with the cut waste edge.

5. The rapid waste edge blowing device for a lithium-ion battery diaphragm slitting machine according to claim 1, characterized in that: The gas supply source area comprises a gas source compressor (1) arranged outside the lithium-ion battery diaphragm slitting machine, and the outlet end of the gas source compressor (1) is connected to the air blowing pipe (3) via an air delivery pipe (2).

6. A fast waste edge blowing device for a lithium-ion battery diaphragm slitting machine according to claim 5, characterized in that: The gas delivery pipe (2) is a corrugated hose.

7. The rapid waste edge blowing device for a lithium-ion battery diaphragm slitting machine according to claim 1, characterized in that: The collection area comprises a collection box (7) arranged outside the lithium-ion battery diaphragm slitting machine, the inlet end of the collection box (7) is connected to one end of the dust suction pipe (8), and the other end of the dust suction pipe (8) is used to suck the slitting waste.

8. The rapid waste edge blowing device for a lithium-ion battery diaphragm slitting machine according to claim 7, characterized in that: A filtering device is provided in the outlet end of the collecting box (7), and the filtering device is used to absorb and clean dust particles.

9. The fast waste edge blowing device for lithium ion battery diaphragm slitting machine according to claim 7, characterized in that: The dust suction pipe (8) is a corrugated hose.

10. A method for rapidly blowing waste edges of a lithium-ion battery diaphragm slitting machine, characterized in that: The following steps are involved: S1, starting the air source compressor (1), wherein the air source compressor (1) delivers compressed air to the air blowing pipe (3) through the air delivery pipe (2); S2, adjusting the position of the air outlet (30), moving the air outlet (3) along the bracket (4) by means of the slide block (5) and the guide rail until the air outlet (30) provided on the air outlet (3) is aligned with the cut waste edge, and after the adjustment is completed, the sliding position between the air outlet (3) and the bracket (4) is kept fixed by means of a lock (6); S3, suction cleaning of the slitting waste edges, by pulling the dust suction pipe (8) to the slitting waste edge suction position, a negative pressure suction force is generated in the collection box (7) connected to the dust suction pipe (8), so that the slitting waste edges are sucked into the collection box (7) for storage. During the suction process, a filtering device is arranged at the outlet end of the collection box (7), and dust particles are adsorbed and cleaned by the filtering device, and clean air is discharged from the collection box (7).

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