COLD METAL TRANSFER WELDING APPARATUS FOR LIGHTWEIGHT OF BODY-FRAME AND WELDING METHOD USING THE SAME

摘要

The present invention relates to a cold metal transfer welding apparatus for lightening a vehicle body and a welding method using the same, which are provided to simplify a working process. To this end, the present apparatus comprises: a welding torch (100); a welding robot (200); a welding power control unit (300); a wire operating unit (400); and a wire supply control unit (500).