CN-224210747-U - Substrate passivation coating composite production line

CN224210747UCN 224210747 UCN224210747 UCN 224210747UCN-224210747-U

Abstract

The utility model discloses a substrate passivation coating composite production line which comprises a substrate unreeling mechanism, a substrate passivation mechanism, a third oven, a first traction mechanism, a substrate gluing mechanism, a first oven, a film unreeling mechanism, a film gluing mechanism, a second oven, a second traction mechanism, a composite mechanism and a winding mechanism, wherein the substrate passivation mechanism comprises a material box, a gravure roll, a press roll, a first cylinder for driving the material box to translate, a motor for driving the gravure roll to rotate and a second cylinder for driving the press roll to translate, a liquid inlet component is connected outside the material box, an opening is formed in one side, close to the gravure roll, of the material box, scrapers are arranged on two sides of the opening, and a substrate passes through the space between the press roll and the gravure roll. The utility model can ensure uniform passivation of the base material, improve the composite quality of the base material, integrate the working procedures of the passivation of the base material, the gluing of the film material and the compounding on one production line, ensure that the whole production line has compact structure, save space and improve the production efficiency.

Inventors

CHENG JIANFENG
Xie Zhouqiang
YANG LINLIN
WEI YINGYING
ZHU GAOWEN

Assignees

深圳市新嘉拓自动化技术有限公司

Dates

Publication Date: 20260508
Application Date: 20250424

Claims (10)

1. The utility model provides a substrate passivation coating composite production line, includes substrate unreels mechanism, first traction mechanism, substrate rubber coating mechanism, first oven, membrane material unreels mechanism, membrane material rubber coating mechanism, second oven, second traction mechanism, compound mechanism and winding mechanism, its characterized in that, substrate unreels the mechanism with be provided with substrate passivation mechanism between the first traction mechanism, substrate passivation mechanism with be provided with the third oven between the first traction mechanism, the third oven first oven with the second oven sets up side by side and is located the upper strata.
2. The substrate passivation coating composite production line according to claim 1, wherein the substrate passivation mechanism comprises a material box, a gravure roll, a press roll, a first air cylinder for driving the material box to be close to or far away from the gravure roll, a motor for driving the gravure roll to rotate and a second air cylinder for driving the press roll to be close to or far away from the gravure roll, a liquid inlet component is connected to the outside of the material box and used for injecting passivation liquid into a containing cavity in the material box, an opening is formed in one side of the material box close to the gravure roll, scrapers are arranged on two sides of the opening, and a substrate passes through between the press roll and the gravure roll; When the first cylinder drives the material box to be close to the gravure roll, part of the roll surface of the gravure roll stretches into the containing cavity of the material box from the opening and contacts with passivation liquid.
3. The substrate passivation coating composite production line according to claim 2, wherein the number of the second air cylinders is two, the two second air cylinders are arranged on a frame of the composite machine, the telescopic ends of the second air cylinders are connected with mounting plates, and two ends of the press roller are respectively and rotatably connected to the two mounting plates.
4. A substrate passivation coating composite production line according to claim 3, wherein a linear guide rail is arranged between the mounting plate and the frame of the composite machine, and the length direction of the linear guide rail extends along the expansion and contraction direction of the second cylinder.
5. A substrate passivation coating composite production line according to claim 3, wherein a rotating shaft is connected between the two mounting plates, two ends of the rotating shaft are respectively connected with the two mounting plates in a rotating manner, the rotating shaft is parallel to the press roller, and the rotating shaft is used for supporting a substrate.
6. The substrate passivation coating composite production line according to claim 5, wherein gears are connected to two ends of the rotating shaft, two racks are arranged on the rack, the gears are meshed with the racks, and the length direction of the racks extends along the extending and retracting direction of the second cylinder.
7. The substrate passivation coating composite production line according to claim 1, wherein the substrate unreeling mechanism and the film unreeling mechanism comprise unreeling rollers, regulating rollers, tension swing rollers and a plurality of first passing rollers, the number of the unreeling rollers is two, two unreeling rollers are arranged up and down, one unreeling roller is used for bearing a working material roll, the other unreeling roller is used for bearing a standby material roll, the regulating rollers are used for primarily regulating the tension of the substrate, the first passing rollers are respectively arranged above and below one side of each tension swing roller, and the tension swing rollers and the two first passing rollers form a large wrap angle tension regulating system.
8. The substrate passivation coating composite production line according to claim 1, wherein a corona mechanism is arranged between the film unreeling mechanism and the film gluing mechanism, the corona mechanism comprises a corona roller and two second passing rollers, and the corona roller is positioned above between the two second passing rollers.
9. The substrate passivation coating composite production line according to claim 1, wherein the composite mechanism comprises a composite heating roller, a composite glue pressing roller and a composite steel pressing roller, the composite glue pressing roller is located between the composite heating roller and the composite steel pressing roller, the composite steel pressing roller is used for supporting the composite glue pressing roller, and the composite glue pressing roller presses a glue-coated substrate and a glue-coated film material on the composite heating roller to form a composite material.
10. The substrate passivation coating composite production line according to claim 1, wherein the first oven, the second oven and the third oven are identical in structure, a plurality of third passing rollers and scribing rollers are arranged in the first oven, specific scribing lines are arranged on the surface of each scribing roller, and each scribing roller is located at a corner of the oven.

Description

Substrate passivation coating composite production line Technical Field The utility model relates to the technical field of composite equipment, in particular to a substrate passivation coating composite production line. Background Coating and compounding refers to a process technology for leveling a certain adhesive material on the surface of a substrate by means of a coating head, and rolling the substrate into a new composite material after the substrate is attached to other films so as to improve the performance of the substrate. In the field of lithium-ion power battery production, a coating composite technology is widely applied to a production process of battery anode and cathode materials, wherein a base material generally comprises a copper foil, an aluminum foil and other metal foil materials, a thin film generally comprises a PP film, a PET film and the like, and the base material needs to be subjected to passivation treatment before being coated with glue. The traditional passivation, coating and compounding processes are divided into three production lines of different processes of passivation, coating and compounding drying, on one hand, through arranging the production lines of three different processes respectively, the large factory space is occupied, the required equipment is more, the procedure is complicated, the produced composite material has more quality problems, the production efficiency is lower, on the other hand, the passivation method of immersing the substrate by adopting the submerged roller on the existing passivation production line often has the conditions of liquid leakage, liquid splashing, short circuit of the submerged roller, electric leakage and the like of the passivation groove, thereby leading to uneven passivation of the substrate and affecting the compounding quality of the substrate. Disclosure of utility model In order to overcome the defects of the prior art, the utility model provides a substrate passivation coating composite production line, which can ensure uniform passivation of a substrate and improve the composite quality of the substrate, and can integrate the processes of substrate passivation, substrate gluing, film gluing and composite on one production line, so that the whole production line has a compact structure, saves space and improves the production efficiency. The technical scheme adopted for solving the technical problems is as follows: The utility model provides a substrate passivation coating composite production line, includes substrate unreels mechanism, first traction mechanism, substrate rubber coating mechanism, first oven, membrane material unreels mechanism, membrane material rubber coating mechanism, second oven, second traction mechanism, compound mechanism and winding mechanism, substrate unreels the mechanism with be provided with substrate passivation mechanism between the first traction mechanism, substrate passivation mechanism with be provided with the third oven between the first traction mechanism, the third oven first oven with the second oven sets up side by side and is located the upper strata. As a further improvement of the technical scheme, the substrate passivation mechanism comprises a material box, a gravure roll, a press roll, a first cylinder for driving the material box to be close to or far away from the gravure roll, a motor for driving the gravure roll to rotate, and a second cylinder for driving the press roll to be close to or far away from the gravure roll, wherein a liquid inlet component is connected outside the material box and is used for injecting passivation liquid into a containing cavity in the material box, an opening is formed in one side of the material box, close to the gravure roll, both sides of the opening are provided with scrapers, and a substrate passes through the space between the press roll and the gravure roll; When the first cylinder drives the material box to be close to the gravure roll, part of the roll surface of the gravure roll stretches into the containing cavity of the material box from the opening and contacts with passivation liquid. As a further improvement of the technical scheme, the number of the second air cylinders is two, the two second air cylinders are arranged on the frame of the compounding machine, the telescopic ends of the second air cylinders are connected with mounting plates, and the two ends of the compression roller are respectively and rotatably connected to the two mounting plates. As a further improvement of the technical scheme, a linear guide rail is arranged between the mounting plate and the frame of the compound machine, and the length direction of the linear guide rail extends along the expansion direction of the second cylinder. As a further improvement of the technical scheme, a rotating shaft is connected between the two mounting plates, two ends of the rotating shaft are respectively connected with the two mounting plates in a rotating mode,