US 12,191,505 B2
Roll-to-roll continuous coater for CCM preparation, and roll material connection method
Hongjie Zhang, Liaoning (CN); Jinkai Hao, Liaoning (CN); and Zhigang Shao, Liaoning (CN)
Assigned to DALIAN INSTITUTE OF CHEMICAL PHYSICS, CHINESE ACADEMY OF SCIENCES, Liaoning (CN)
Appl. No. 18/256,938
Filed by DALIAN INSTITUTE OF CHEMICAL PHYSICS, CHINESE ACADEMY OF SCIENCES, Liaoning (CN)
PCT Filed Aug. 17, 2021, PCT No. PCT/CN2021/112978
§ 371(c)(1), (2) Date Jun. 12, 2023,
PCT Pub. No. WO2022/127158, PCT Pub. Date Jun. 23, 2022.
Claims priority of application No. 202011476893.9 (CN), filed on Dec. 14, 2020.
Prior Publication US 2024/0039004 A1, Feb. 1, 2024
Int. Cl. H01M 4/88 (2006.01); B05C 5/02 (2006.01); B65H 23/18 (2006.01)
CPC H01M 4/8828 (2013.01) [B05C 5/0245 (2013.01); B65H 23/1806 (2013.01); H01M 4/881 (2013.01); H01M 4/8882 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A roll-to-roll continuous coater for CCM preparation, comprising a PLC system, an oven (9), an unwinding roller (6) and a plurality of driving roller assemblies (1), each set of the driving roller assembly (1) being composed of a tensioning wheel (1-1) and a floating wheel (1-2), wherein the roll-to-roll continuous coater further comprises a coiled material connection mechanism disposed between the unwinding roller (6) and an entrance of the oven (9), wherein the coiled material connection mechanism comprises an upper rack (2) and a lower rack (3), the upper rack (2) is close to the unwinding roller (6) and the lower rack (3) is close to a set of driving roller assembly, a bottom of the upper rack (2) is provided with a vacuum suction plate I (2-3) for leveling and suctioning a proton exchange membrane, a top of the lower rack (3) is provided with a vacuum suction plate II (3-1) for leveling and suctioning the proton exchange membrane, and the vacuum suction plate I (2-3) and the vacuum suction plate II (3-1) have a same size and a same shape; a driving device is disposed in the upper rack (2), wherein the driving device is signal-connected to the PLC system circuit and controls a movement of the vacuum suction plate I (2-3) to attach to the vacuum suction plate II (3-1), and the lower rack (3) is provided with a solid glue spraying device (3-3) signal-connected to the PLC system circuit; an optical fiber sensor I (2-4) signal-connected to the PLC system circuit is disposed in the vacuum suction plate I (2-3) and an optical fiber sensor II (3-2) signal-connected to the PLC system circuit is disposed in the vacuum suction plate II (3-1); and a tension detection device (4) is disposed between the lower rack (3) and the driving roller assembly (1), wherein the tension detection device (4) acting on the proton exchange membrane is signal-connected to the PLC system circuit.