BATTERY ASSEMBLY SYSTEM, CONTROL METHOD, AND BATTERY PRODUCTION LINE

A battery assembly system, a control method, and a battery production line are described. The battery assembly system includes a stacking platform, an assembly apparatus, an assembly circulation line, and a return apparatus. The stacking platform is configured to store trays and battery modules located within the trays; one end of the assembly apparatus is connected to one end of the stacking platform via the assembly circulation line; the assembly apparatus is configured to perform assembly action for to-be-assembled battery modules; the assembly circulation line is configured to transport trays carrying the to-be-assembled battery modules to the assembly apparatus; another end of the assembly apparatus is connected to another end of the stacking platform via the return apparatus; and the return apparatus is configured to transport trays carrying assembled battery modules to the stacking platform.