LiB
Cell Making

EV Laser Cutting and Winding Machine

Constant tension, Common linear speed for notching and winding

EV Laser Cutting and Winding Machine

1. Turret unit: double/triple stations; automatic roll change;
2. Automatic separator change; electrode/separator secondary correction; cell unloading unit
3. Multiple particle and impurity control measures including brush, vacuum suction, FFU, dedusting fan, etc. to ensure no particle residue and safety;
4. High-speed laser notching control system, with stable production speed at 120m/min (tab height <25mm).

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Key Features

Closed-loop web tension control: low tension precision servo control system, with real-time monitoring; tension fluctuation≤±4%
EPC, serpentine correction and clamping correction are configured
Tab protection and smoothing during electrode moving; tab bending inspection to ensure cell quality
Multiple particle and impurity control measures including brush, vacuum suction, FFU, dedusting fan, to ensure no particle residue and safety
High speed winding at variable angular speed and constant linear speed: max linear speed of 3000mm/s
Closed-loop inline tab misalignment control