Collecting disc welding mechanism

The utility model discloses a current collecting disc welding mechanism which comprises a six-station rotary disc assembly, six sleeve cup assemblies, six positioning assemblies, a battery cell feeding device, a current collecting disc feeding device, a pressing assembly, a laser welding device and a finished product discharging device. Six stations of the six-station turntable assembly respectively clamp the battery cell through the sleeve cup assembly; the six positioning assemblies are respectively positioned on one sides of the six sleeve cup assemblies and are used for realizing positioning between the current collecting disc and the battery cell; the battery cell feeding device is positioned on one side of the six-station turntable assembly and corresponds to the battery cell feeding station; the flow collecting disc feeding device is located on one side of the six-station rotary disc assembly and corresponds to the flow collecting disc feeding station. The laser welding device is characterized in that