FIELD: automotive industry; spot welding of sheet steel members of automobile bodies. SUBSTANCE: device has welding position 1 with automatic programmable welders and conveyor line 2 to deliver members to be welded to welding position. Device has mounting frames with clamping members for fixing members to be welded. Number of pairs of mounting frames corresponds to number of types of welded structures. Frames are installed on mechanized trucks moving along longitudinal guides. Conveyor line has supporting device to provide simultaneous displacement and fixing of structure members. Members of structure to be welded are delivered to working zone being suspended from hook without preliminary connection with each other. EFFECT: enlarged operating capabilities. 7 cl, 14 dwg
