A positioning member, a winding device for an electrode assembly, and a battery manufacturing device are disclosed in the present application. The positioning member is used for being inserted into a first groove on an outer peripheral surface of the windi...

This application provides a winding and unwinding device and a battery production system. The winding and unwinding device includes a turret, a driver, and a magnetic powder clutch. The turret includes a rotation shaft and at least one winding shaft, the r...