CN219859759U

CN219859759U - Cutting device capable of avoiding damaging copper foil

Info

Publication number: CN219859759U
Application number: CN202223423789.0U
Authority: CN
Inventors: 胡杰; 陈瑞军; 吴宏洋; 张涛
Original assignee: Gansu Defu New Material Co ltd
Current assignee: Gansu Defu New Material Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-10-20
Anticipated expiration: 2032-12-16

Abstract

The utility model discloses a cutting device for preventing copper foil from being damaged, which comprises an unreeling component, a plurality of tension rollers, a cutting carrier roller and a winding roller, wherein the unreeling component is arranged on one side of a frame and used for fixing a copper foil coiled material, the tension rollers, the cutting carrier roller and the winding roller are arranged in the frame, the cutting carrier roller is parallel to each other and can freely rotate, the cutting component is arranged on one side of the cutting carrier roller and used for cutting the copper foil, the winding roller is arranged adjacent to the guiding component, the guiding component comprises a first guiding roller and a second guiding roller, the first guiding roller is rotatably connected with the frame, two ends of the second guiding roller are elastically connected with two ends of the first guiding roller so as to enable the first guiding roller to be in a trend of pressing towards the winding roller, and the first guiding roller and the second guiding roller are ceramic rollers. The first guide roller and the second guide roller adopt a ceramic roller system so as to effectively solve the problem of scratch of the foil surface caused by the copper foil splitting machine in the splitting process.

Description

Cutting device capable of avoiding damaging copper foil

Technical Field

The utility model relates to the technical field of copper foil production, in particular to a cutting device capable of avoiding damaging copper foil.

Background

The production process of the electrolytic copper foil mainly comprises three working procedures of liquid preparation, electrolysis and slitting. The copper foil with the performance meeting the requirements after electrolysis and surface treatment has different requirements on the width of the copper foil due to different laminating equipment and production products of each customer, so that the copper foil after surface treatment can be packaged and shipped after being cut. The high-quality copper foil requires no pollutant, mildew, mechanical damage, etc. in the appearance of the product, so that no waste product should be produced except the mechanical waste product from the end cutting and the tail cutting as the final process of the whole copper foil production. However, according to production practice, in the winding process of the existing splitting machine, the surface of the split finished foil is usually scratched due to the material, surface roughness and other reasons of the guide roller.

The copper foil dividing and cutting machine is composed of an unreeling mechanism, a cutting mechanism, a reeling mechanism, rollers with various functions, tension control, deviation correction control and detection devices, and the working principle is that copper foil released from the unreeling mechanism is reeled into foil rolls meeting standards through the reeling mechanism after being divided by the reeling mechanism through a flat roller, a tension detection roller, a driving roller, a guide roller and entering the cutting mechanism. The guiding roller is used for guiding the copper foil to the winding shaft, and the guiding roller of the existing copper foil splitting machine is made of stainless steel, and is usually scratched on the surface of the finished product foil due to the material, hardness and other reasons of the stainless steel guiding roller.

Disclosure of Invention

The utility model aims to provide a slitting device capable of avoiding damaging copper foil.

In order to achieve the above purpose, the following technical scheme is adopted:

the utility model provides a avoid damaging cutting device of copper foil, is including setting up in the unreeling subassembly that is used for fixed copper foil coiled material of frame one side, with set up in be the height fall distribution and a plurality of tension roller, cutting bearing roller and the wind-up roll that can freely rotate that are parallel to each other in the frame, cutting bearing roller one side is provided with the cutting subassembly that is used for cutting the copper foil, the wind-up roll sets up adjacent with the direction subassembly, the direction subassembly includes first guide roll and second guide roll, first guide roll rotationally with the frame is connected, the both ends elastic connection of second guide roll in the both ends of first guide roll makes to be the trend of pressing towards the wind-up roll, first guide roll with the second guide roll is the ceramic roller.

Further, the cutting assembly comprises a rotating shaft, one or more connecting arms which are detachably fixed on the rotating shaft, and a first round cutter which is rotatably connected to one end of the connecting arms, wherein the upper half part of the first round cutter is covered in a shielding cover, the shielding cover is connected with an exhaust pipe, the exhaust pipe is connected with an exhaust device, an exhaust opening of the exhaust pipe is positioned inside the shielding cover and is not contacted with the first round cutter, two ends of the rotating shaft are respectively connected with a bracket which is fixed on a frame, the lower part of the bracket is hinged with the tail part of a pushing cylinder, a telescopic shaft of the pushing cylinder is hinged to one end of the rotating arm, the other end of the rotating arm is fixed with the rotating shaft, a pipe is arranged on the inner wall of the shielding cover in a semicircular mode, the pipe is communicated with the exhaust pipe, and a plurality of through holes are arranged on the pipe body of the pipe. Set up the shielding cover on first circle cutter, set up the pipeline in the shielding cover, adsorb through the copper powder that produces the cutting in-process to reduce the inclusion of copper powder at the foil surface.

Further, unreeling assembly includes first guide rail, lays two lead screws on the first guide rail, two the lead screw is located same straight line and is rotated by different motor drive, two the lead screw has the supporting seat through threaded connection respectively, be provided with rotatable backing roll on the supporting seat, the supporting seat still through the slider with first guide rail is connected. The supporting seats are driven to move through the screw rods, so that the two supporting seats are close to or far away from each other, and the two supporting rollers position the tube cores of copper foil coiled materials with different widths.

Further, the frame is further provided with a cutting assembly, the cutting assembly comprises a second guide rail arranged in parallel with the winding roller and a second circular cutter capable of moving along the second guide rail, and the second circular cutter is arranged in parallel with the winding roller. After the copper foil on the wind-up roller is rolled to a preset thickness, the copper foil can be cut off by adopting a second circular cutter so as to take out a finished product.

Further, the cutting assembly further comprises a supporting plate, the supporting plate is arranged in parallel with the winding roller, and a plurality of cutting grooves are formed in the supporting plate. The second circular cutter can cut the copper foil laid on the supporting plate along the cutting groove, so that the copper foil is orderly cut.

The technical scheme of the utility model has the following beneficial effects:

the first guide roller and the second guide roller adopt a ceramic roller system to effectively solve the problem that the foil surface is scratched in the slitting process of the copper foil slitting machine. On the one hand, the ceramic roller system has high hardness, and the wear resistance of the ceramic roller system is far higher than that of wear-resistant steel and stainless steel, so that scratches cannot be caused on the surface of the guide roller, and the foil surface is further scratched; on the other hand, the weight of the ceramic roller system is only half of that of the stainless steel roller, so that the equipment load can be greatly reduced, and the rotating speed of the guide roller in the transmission process is more uniform; the ceramic roller system has the advantages of smooth and fine surface, small radial runout, higher processing precision than that of a stainless steel roller system, high density, high strength, long service life and the like. In addition, the ceramic roller system can reduce the cost and the maintenance man-hour, and has higher economic benefit.

The utility model has the advantages of simple structure, obvious improvement effect, can solve the foil surface fish tail that causes in the copper foil slitting rolling process, can reduce production again and scrap and energy consumption, avoid producing a large amount of scrapps, improve trade competitiveness.

Drawings

FIG. 1 is a schematic view of the front structure of a slitting device according to the utility model;

FIG. 2 is a schematic view of a guide assembly according to the present utility model;

FIG. 3 is a schematic view of a cutting assembly according to the present utility model;

FIG. 4 is a schematic view of a shielding cover, a first circular cutter and an exhaust pipe in the cutting assembly of the present utility model;

FIG. 5 is a schematic view of the unreeling assembly of the present utility model;

fig. 6 is a schematic structural view of the cutting assembly of the present utility model.

Reference numerals:

1. a frame; 2. unreeling the assembly; 21. a guide rail; 22. a screw rod; 23. a motor; 24. a support base; 25. a support roller; 26. a slide block; 3. cutting a carrier roller; 4. a wind-up roll; 5. a cutting assembly; 51. a rotating shaft; 52. a connecting arm; 53. a first circular cutter; 54. a shielding cover; 55. an exhaust tube; 56. a bracket; 57. pushing a cylinder; 58. a rotating arm; 59. a pipe; 591. a through hole; 6. a guide assembly; 61. a first guide roller; 62. a second guide roller; 63. a spring arm; 7. cutting off the assembly; 71. a second guide rail; 72. a second circular cutter; 73. and a supporting plate.

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.

As shown in fig. 1 to 6, the embodiment of the present disclosure provides a slitting device for avoiding damaging a copper foil, including an unreeling component 2 disposed at one side of a frame 1 and used for fixing a copper foil coiled material, and a plurality of freely rotatable tension rollers, a cutting carrier roller 3 and a winding roller 4 disposed in the frame 1, which are distributed in a staggered manner and parallel to each other, wherein the cutting component 5 used for slitting the copper foil is disposed at one side of the cutting carrier roller 3, the winding roller 4 is disposed adjacent to the guiding component 6, the guiding component 6 includes a first guiding roller 61 and a second guiding roller 62, the first guiding roller 61 is rotatably connected with the frame 1, two ends of the second guiding roller 62 are elastically connected with two ends of the first guiding roller 61 so as to be in a trend of pressing against the winding roller 4, and the first guiding roller 61 and the second guiding roller 62 are ceramic rollers.

In one embodiment, the cutting assembly 5 includes a rotating shaft 51, one or more connecting arms 52 detachably fixed on the rotating shaft 51, a first circular cutter 53 rotatably connected to one end of the connecting arms 52, the upper half of the first circular cutter 53 is covered in a shielding cover 54, the shielding cover 54 is connected with an exhaust pipe 55, the exhaust pipe 55 is connected with an exhaust device, an exhaust port of the exhaust pipe 55 is located inside the shielding cover 54 and is not contacted with the first circular cutter 53, two ends of the rotating shaft 51 are respectively connected with a bracket 56 fixed on the frame 1, the lower part of the bracket 56 is hinged with the tail part of a push cylinder 57, a telescopic shaft of the push cylinder 57 is hinged to one end of a rotating arm 58, the other end of the rotating arm 58 is fixed with the rotating shaft 51, a pipe 59 is arranged on the inner wall of the shielding cover 54 in a semicircle, the pipe 59 is communicated with the exhaust pipe 55, and a plurality of through holes 591 are arranged on a pipe body of the pipe 59. A shielding cover 54 is arranged on the first circular cutter 53, a pipeline is arranged in the shielding cover 54, and copper powder generated in the slitting process is adsorbed to reduce the inclusion of the copper powder on the foil surface.

In an embodiment, the unreeling assembly 2 comprises a first guide rail 21, two screw rods 22 laid on the first guide rail 21, the two screw rods 22 are positioned on the same straight line and driven to rotate by different motors 23, the two screw rods 22 are respectively connected with a supporting seat 24 through threads, a rotatable supporting roller 25 is arranged on the supporting seat 24, and the supporting seat 24 is further connected with the first guide rail 21 through a sliding block 26. The support bases 24 are driven to move through the screw rods 22, so that the two support bases 24 move close to or away from each other, and the two support rollers 25 position the cores of copper foil coiled materials with different widths.

In an embodiment, the frame 1 is further provided with a cutting assembly 7, and the cutting assembly 7 includes a second guide rail 7121 disposed parallel to the wind-up roll 4, and a second circular cutter 72 movable along the second guide rail 7121, where the second circular cutter 72 is disposed parallel to the wind-up roll 4. After the copper foil on the wind-up roll 4 is wound up to a predetermined thickness, the copper foil may be cut off using a second circular cutter 72 so as to take out the finished product. The cutting assembly 7 further comprises a supporting plate 73, the supporting plate 73 is arranged in parallel with the winding roller 4, and a plurality of cutting grooves are formed in the supporting plate 73. The second circular cutter 72 may cut the copper foil laid on the pallet 73 along the cutting groove so that the cut of the copper foil is tidy.

Description of principle: wherein, the copper foil coiled material is coiled on the tube core, when the copper foil is cut, both ends of the tube core of the copper foil coiled material are arranged on two supporting rollers 25, and the copper foil is pulled out to be placed along a tension roller, a cutting carrier roller 3, a first guide roller 61 and a winding roller 4, the connecting arms 52 on the rotating shaft 51 are fixed with a certain distance and quantity as required, the pushing cylinder 57 pushes the first circular cutter 53 to be attached to the cutting carrier roller 3, when the winding roller 4 drives the copper foil to rotate, the first circular cutter 53 cuts the copper foil, and the copper powder generated in the cutting is absorbed into the exhaust tube 55 along the through hole 591 of the pipeline 59 and reaches the exhaust device.

When the winding roller 4 works, the slit copper foil enters the winding roller 4 along the first guide roller 61, and at the moment, the second guide roller 62 presses the winding roller 4 under the action of elastic force, so that the winding process is smooth. The second guide roller 62 may be connected to the first guide roller 61 by a spring arm 63, and the spring arm 63 applies a force to the second guide roller 62 toward the wind-up roller 4.

The first guide roller 61 and the second guide roller 62 can effectively solve the problem of scratch of the foil surface caused by the copper foil splitting machine in the splitting process due to the adoption of a ceramic roller system. On the one hand, the ceramic roller system has high hardness, and the wear resistance of the ceramic roller system is far higher than that of wear-resistant steel and stainless steel, so that scratches cannot be caused on the surface of the guide roller, and the foil surface is further scratched; on the other hand, the weight of the ceramic roller system is only half of that of the stainless steel roller, so that the equipment load can be greatly reduced, and the rotating speed of the guide roller in the transmission process is more uniform; the ceramic roller system has the advantages of smooth and fine surface, small radial runout, higher processing precision than that of a stainless steel roller system, high density, high strength, long service life and the like. In addition, the ceramic roller system can reduce the cost and the maintenance man-hour, and has higher economic benefit.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model. Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features but not others included in other embodiments, combinations of features of different embodiments are meant to be within the scope of the utility model and form different embodiments. For example, in the claims below, any of the claimed embodiments may be used in any combination. The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Claims

1. The utility model provides a avoid damaging cutting device of copper foil, is including setting up in the unreeling subassembly that is used for fixed copper foil coiled material of frame one side, with set up in be the height fall distribution and a plurality of tension roller, cutting bearing roller and the wind-up roll that can freely rotate that are parallel to each other in the frame, cutting bearing roller one side is provided with the cutting subassembly that is used for cutting the copper foil, a serial communication port, the wind-up roll sets up with guiding subassembly is adjacent, guiding subassembly includes first guide roll and second guide roll, first guide roll rotationally with the frame is connected, the both ends elastic connection of second guide roll in the both ends of first guide roll makes to be pressed to the trend of wind-up roll, first guide roll with the second guide roll is the ceramic roller.

2. The device for preventing copper foil from being damaged according to claim 1, wherein the cutting assembly comprises a rotating shaft, one or more connecting arms detachably fixed on the rotating shaft, and a first circular cutter rotatably connected to one end of each connecting arm, the upper half part of the first circular cutter is covered in a shielding cover, the shielding cover is connected with an exhaust pipe, the exhaust pipe is connected with an exhaust device, an exhaust opening of the exhaust pipe is positioned in the shielding cover and is not contacted with the first circular cutter, two ends of the rotating shaft are respectively connected with a bracket fixed on the frame, the lower part of the bracket is hinged with the tail of a pushing cylinder, a telescopic shaft of the pushing cylinder is hinged to one end of one rotating arm, the other end of the rotating arm is fixed with the rotating shaft, a pipe is arranged on the inner wall of the shielding cover in a semicircular manner, the pipe is communicated with the exhaust pipe, and a plurality of through holes are arranged on the pipe body of the pipe.

3. The device for preventing copper foil from being damaged according to claim 1, wherein the unreeling assembly comprises a first guide rail, two screw rods paved on the first guide rail, the two screw rods are positioned on the same straight line and driven to rotate by different motors, the two screw rods are respectively connected with a supporting seat through threads, a rotatable supporting roller is arranged on the supporting seat, and the supporting seat is further connected with the first guide rail through a sliding block.

4. The device for preventing copper foil from being damaged according to claim 1, wherein a cutting assembly is further arranged on the frame, the cutting assembly comprises a second guide rail arranged in parallel with the winding roller and a second circular cutter capable of moving along the second guide rail, and the second circular cutter is arranged in parallel with the winding roller.

5. The device for preventing copper foil from being damaged according to claim 4, wherein the cutting assembly further comprises a supporting plate, the supporting plate is arranged in parallel with the winding roller, and a plurality of cutting grooves are formed in the supporting plate.