Search

CN-224198837-U - Electrolytic lithium electric copper foil rolling compression roller device

CN224198837UCN 224198837 UCN224198837 UCN 224198837UCN-224198837-U

Abstract

The utility model provides an electrolytic lithium electric copper foil rolling press roller device, which aims to solve the problems that the structure of the existing copper foil press roller device is complex and the press roller pressure is not easy to adjust; the rolling device comprises a rolling roller, a rotating arm, a telescopic structure and a control structure, wherein the rotating arm is rotatably arranged on a supporting frame, the rolling roller is rotatably arranged on the rotating arm, the rolling roller is also correspondingly arranged with copper foil on a winding roller, two ends of the telescopic structure are respectively and rotatably connected with the rotating arm and the supporting frame, the control structure is connected with the telescopic structure and used for controlling the telescopic length of the telescopic structure, the structure is simple, the rotating process is stable, and the adjustment is convenient.

Inventors

  • Leng Qibo
  • LI HUAFENG
  • LV CHEN
  • MAO YAFEI

Assignees

  • 浙江花园新能源股份有限公司

Dates

Publication Date
20260505
Application Date
20250521

Claims (8)

  1. 1. The device for rolling the copper foil of the electrolytic lithium battery by using the compression roller (2) comprises a support frame and a rolling roller (1) for rolling the copper foil, wherein the rolling roller (1) is rotationally arranged on the support frame, and is characterized by further comprising the compression roller (2), a rotating arm (3), a telescopic structure (4) and a control structure (5), wherein the rotating arm (3) is rotationally arranged on the support frame, the compression roller (2) is rotationally arranged on the rotating arm (3), the compression roller (2) is also correspondingly arranged with the copper foil on the rolling roller (1), two ends of the telescopic structure (4) are respectively rotationally connected with the rotating arm (3) and the support frame, and the control structure (5) is connected with the telescopic structure (4) and is used for controlling the telescopic length of the telescopic structure (4).
  2. 2. The electrolytic lithium electric copper foil winding press roller (2) device according to claim 1, wherein the telescopic structure (4) comprises a cylinder, and an end A air hole (41) and an end B air hole (42) are arranged on the cylinder, and the two air holes can be used for air inlet and air outlet respectively.
  3. 3. The electrolytic lithium electric copper foil rolling press roller (2) device according to claim 2 is characterized in that the control structure (5) comprises a first regulating valve (51), a first electromagnetic valve (53) and a second electromagnetic valve (54), wherein the first electromagnetic valve (53) adopts a two-position three-way electromagnetic valve, the second electromagnetic valve (54) adopts a two-position five-way electromagnetic valve, one opening of the first electromagnetic valve (53) is connected with the first regulating valve (51), three openings of the first electromagnetic valve are connected with one opening of the second electromagnetic valve (54), two openings of the first electromagnetic valve (53) are connected with an A-end air hole (41) of a cylinder, three openings of the second electromagnetic valve (54) are closed, one opening of the second electromagnetic valve is connected with the first regulating valve (51), and two openings of the second electromagnetic valve (54) are connected with a B-end air hole (42) of the cylinder.
  4. 4. The electrolytic lithium electric copper foil winding press roller (2) device according to claim 3, wherein the control structure (5) further comprises a second regulating valve (52), the second regulating valve (52) is located between the first regulating valve (51) and one port of the first electromagnetic valve (53), and one end of the second regulating valve (52) far away from one port of the first electromagnetic valve (53) is further connected with three ports of the first electromagnetic valve (53) and one port of the second electromagnetic valve (54) respectively.
  5. 5. The electrolytic lithium electric copper foil winding press roller (2) device according to claim 4, wherein the first regulating valve (51) is a compressed air pressure regulating triplet filter.
  6. 6. The electrolytic lithium electric copper foil winding press roller (2) device according to claim 5, wherein the second regulating valve (52) is a compressed air pressure regulating valve.
  7. 7. The electrolytic lithium electric copper foil winding press roller (2) device according to claim 3, wherein three openings of the second electromagnetic valve (54) are plugged by screws.
  8. 8. The device for rolling the electrolytic lithium electric copper foil by using the compression roller (2) according to claim 1, wherein the compression roller (2) is positioned at a tangential position between the feeding direction of the copper foil and the rolling roller (1) when the compression roller (2) is pressed on the rolling roller (1).

Description

Electrolytic lithium electric copper foil rolling compression roller device Technical Field The utility model relates to the field of electrolytic copper foil production equipment, in particular to an electrolytic lithium electrolytic copper foil winding press roller device. Background In the production process of the electrolytic lithium electric copper foil, the thickness of the copper foil for lithium electric is thinner and is generally between 4 and 6 microns, the rolling end is higher in rolling speed, air can be brought in between copper foil layers on a rolling shaft, air cannot be timely discharged after a finished product is rolled and is remained between the copper foil layers, rolling tension is out of control and the copper foil is deformed, and further copper foil rolling and folding and product rejection are caused. To squeeze out air from the gap during the winding of the copper foil, a pressure roller is used to squeeze the copper foil from the wind-up roll, such as shown in the patent CN 222331067U. But in the existing compression roller structure, the transmission structure of the compression roller adopts a gear and other matching modes, so that the compression roller is complex, the abrasion and clamping situations are easy to occur after the compression roller is operated for a long time, and in addition, the pressure of the compression roller on the winding roller is difficult to accurately adjust. Therefore, a winding press roller device with simple structure and stable operation is needed. Disclosure of Invention The utility model aims to solve the defects in the prior art and provides an electrolytic lithium electric copper foil winding press roller device. In order to solve the problems, the utility model adopts the following scheme: The rolling press roller device for the electrolytic lithium electric copper foil comprises a support frame, a rolling roller for rolling the copper foil, a press roller, a rotating arm, a telescopic structure and a control structure, wherein the rolling roller is rotatably arranged on the support frame, the press roller is rotatably arranged on the rotating arm, the press roller is also correspondingly arranged with the copper foil on the rolling roller, two ends of the telescopic structure are respectively and rotatably connected with the rotating arm and the support frame, and the control structure is connected with the telescopic structure and used for controlling the telescopic length of the telescopic structure. Further, the telescopic structure comprises a cylinder, an end A air hole and an end B air hole are formed in the cylinder, and the two air holes can be used for air inlet and air outlet respectively. The control structure comprises a first regulating valve, a first electromagnetic valve and a second electromagnetic valve, wherein the first electromagnetic valve adopts a two-position three-way electromagnetic valve, the second electromagnetic valve adopts a two-position five-way electromagnetic valve, one port of the first electromagnetic valve is connected with the first regulating valve, the three port of the first electromagnetic valve is connected with one port of the second electromagnetic valve, the two ports of the first electromagnetic valve are connected with an A-end air hole of the air cylinder, the three ports of the second electromagnetic valve are closed, one port of the second electromagnetic valve is connected with the first regulating valve, and the two ports of the second electromagnetic valve are connected with a B-end air hole of the air cylinder. Further, the control structure further comprises a second regulating valve, the second regulating valve is located between the first regulating valve and one port of the first electromagnetic valve, and one end, far away from the first electromagnetic valve, of the second regulating valve is connected with three ports of the first electromagnetic valve and one port of the second electromagnetic valve respectively. Further, the first regulating valve is a compressed air pressure regulating triplet filter. Further, the second regulating valve is a compressed air pressure regulating valve. Further, three openings of the second electromagnetic valve are blocked by screws. Further, when the press roller is pressed on the winding roller, the press roller is positioned at the tangential position of the copper foil feeding direction and the winding roller. The beneficial effects of the utility model are as follows: the rotating arm is matched with the telescopic structure, so that the compression roller on the rotating arm is directly controlled, the structure is simple, and the rotating process is stable; The control structure comprises a first regulating valve, a second regulating valve, a first electromagnetic valve and a second electromagnetic valve, so that the lifting action and the descending action of the rotating arm are controlled, and the pressure on the winding roller wh