CN-116461134-B - Membrane material treatment equipment, method and dry coating machine

CN116461134BCN 116461134 BCN116461134 BCN 116461134BCN-116461134-B

Abstract

The application provides a film material treatment device, a film material treatment method and a dry coating machine, wherein the film material treatment device comprises a preheating component and a rolling component, the preheating component comprises a heat source, the heat source is used for heating film materials, the preheating component and the rolling component are sequentially arranged on a conveying route of the film material, the rolling component comprises two pressing rollers which are arranged at intervals in the first direction, and a rolling channel for rolling the film material is formed between the pressing rollers. The preheating component preheats the film material, so that the film material can enter the rolling channel at a certain initial temperature, on one hand, the press roller can be used for heating the film material less or even not in the rolling process, so that the film material is allowed to pass through the press roller at a higher speed, the production efficiency of rolling the film material is improved, and on the other hand, the heat waste of the press roller is reduced, and the operation energy consumption of the film material treatment equipment is reduced.

Inventors

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Assignees

广东利元亨智能装备股份有限公司

Dates

Publication Date: 20260512
Application Date: 20230228

Claims (8)

1. A film material processing apparatus, comprising: The preheating assembly comprises a heat source, and the heat source is used for heating the film material; The preheating component and the rolling component are sequentially arranged on the conveying route of the film material, the rolling component comprises two pressing rollers which are arranged at intervals in the first direction, and a rolling channel for rolling the film material is formed between the pressing rollers; The preheating assembly comprises a preheating outlet, the size of the preheating outlet in the first direction is smaller than the center distance of the two press rolls, the preheating assembly can move along a third direction to switch positions between a preheating station and a temperature measuring station, the temperature measuring station is located at one side, away from the rolling assembly, of the preheating station, the film material processing equipment comprises a temperature measuring assembly, the temperature measuring assembly is arranged at the temperature measuring station, and when the preheating assembly is located at the temperature measuring station, the detection end of the temperature measuring assembly faces the conveying route of the output end of the temperature measuring station.
2. A film material processing apparatus according to claim 1, wherein said preheating assembly comprises two cover plates extending along a conveying path of said film material, said two cover plates being arranged at intervals in said first direction, said cover plates enclosing a preheating passage open at both ends, said preheating passage being for said film material to pass through, and a maximum distance of said two cover plates in said first direction being smaller than a center distance of said two press rolls.
3. The apparatus according to claim 2, wherein the heat source comprises heat generating fins disposed in the preheating passage, and two sets of the heat generating fins are disposed on the two sets of the cover plates, respectively.
4. The apparatus according to claim 1, wherein the preheating module is fixedly installed, the apparatus comprises a temperature measuring module, the temperature measuring module is located at one side of the conveying path in a second direction, and a detecting end of the temperature measuring module faces the conveying path adjacent to the rolling channel, and the second direction is a width direction of the film.
5. A film material processing apparatus as set forth in claim 1 wherein said film material processing apparatus comprises a support assembly located between said temperature measuring station and said roll nip in said third direction, said support assembly comprising a support roller extending in a second direction, said support roller being capable of approaching or moving away from said transport path in said first direction, said second direction being a width direction of said film material.
6. A dry coater, characterized in that it comprises the film material treatment apparatus according to any one of claims 1 to 5.
7. A film material treatment method, characterized in that the film material treatment method uses the film material treatment apparatus according to any one of claims 1 to 5, the film material treatment method comprising the steps of: conveying the film material along a conveying route so that the film material sequentially passes through a preheating component and a rolling component; The preheating component preheats the membrane material; the rolling component rolls the film material.
8. A film material treatment method, characterized in that the film material treatment method uses the film material treatment apparatus according to any one of claims 1 to 5, the film material treatment method comprising the steps of: conveying the film material along a conveying route so that the film material passes through a preheating assembly, wherein the preheating assembly moves to a temperature measuring station; The temperature measuring component detects the temperature of the membrane material leaving the preheating outlet; Adjusting the output power of the preheating component in response to the temperature detected by the temperature measuring component until the temperature detected by the temperature measuring component reaches a set target; the preheating component moves to a preheating station; and enabling the membrane material to enter a rolling channel for rolling after being preheated by the preheating component.

Description

Membrane material treatment equipment, method and dry coating machine Technical Field The application relates to the field of dry coating, in particular to a film material treatment device, a film material treatment method and a dry coating machine. Background The dry coating process is to roll the fibrillated mixed material in a roll set through a blanking bin to form an electrode film with self-supporting characteristic, and then to paste the electrode film on a foil material and convey the foil material to another roll set for rolling so as to realize compounding. The rolling effect can be improved by increasing the temperature of the film material to be rolled, whether the material is rolled by the mixture subjected to fibrillation treatment or the electrode film and foil. At present, a mode of heating a press roller is adopted to heat a rolled film material, high-temperature hot oil is required to be input into the press roller in the mode, heat waste exists on the surface part of the press roller which is not in contact with the film material in the rolling process, and parts directly connected with the press roller are prepared by high-temperature resistant materials or a heat dissipation structure is required to be arranged for heat dissipation. And the compression roller is similar to line contact with the film material, the contact area of the compression roller and the film material is small, and the film material can be fully heated only by the compression roller at a low speed, so that the production efficiency of rolling the film material is reduced. Disclosure of Invention The present application aims to solve at least one of the technical problems existing in the prior art. Therefore, the application provides a film material processing device, a film material processing method and a dry coating machine, wherein the film material processing device can improve the production efficiency of film material rolling. The film material treatment equipment comprises a preheating component and a rolling component, wherein the preheating component comprises a heat source, the heat source is used for heating a film material, the preheating component and the rolling component are sequentially arranged on a conveying route of the film material, the rolling component comprises two pressing rollers which are arranged at intervals in a first direction, and a rolling channel for rolling the film material is formed between the pressing rollers. The film material treatment equipment provided by the application has the technical effects that the preheating component is used for preheating the film material, so that the film material can enter the rolling channel at a certain initial temperature, on one hand, the problem that the film material is sufficiently heated by the pressing roller by reducing the speed of the film material passing through the pressing roller, so that the production efficiency of the film material is low is avoided, the speed of the film material passing through the pressing roller is improved, the production efficiency of the film material rolling is improved, and on the other hand, the heat waste of the pressing roller is reduced, and the operation energy consumption of the film material treatment equipment is reduced. According to some embodiments of the application, the preheating assembly comprises a preheating outlet having a dimension in the first direction that is smaller than the center distance of the two press rolls. According to some embodiments of the application, the preheating assembly comprises two cover plates, the cover plates extend along the conveying route of the film material, the two cover plates are arranged at intervals in the first direction, the cover plates surround a preheating channel with two open ends, the preheating channel is used for the film material to pass through, and the maximum distance of the two cover plates in the first direction is smaller than the center distance of the two pressing rollers. According to some embodiments of the application, the heat source comprises heat generating fins arranged within the preheating passage, and two sets of the heat generating fins are respectively arranged on two sets of the cover plates. According to some embodiments of the application, the preheating assembly is fixedly installed, the film material processing device comprises a temperature measuring assembly, the temperature measuring assembly is located at one side of the conveying route in the second direction, the detection end of the temperature measuring assembly faces the conveying route adjacent to the rolling channel, and the second direction is the width direction of the film material. According to some embodiments of the application, the preheating assembly is movable in a third direction to switch positions between a preheating station and a temperature measuring station, the temperature measuring station being located on a side of the preheating