Laser and electric arc composite swinging welding device

The invention discloses a laser and electric arc composite swing welding device which comprises a welding gun, a laser head, a connecting assembly, a filament spacing adjusting assembly, a motor driving assembly and an angle adjusting assembly. The connecting assembly comprises a flange connecting column, a main body rib plate, a swing welding gun main body connecting plate and a laser head connecting plate, the swing welding gun main body connecting plate is connected with a filament spacing adjusting assembly and a motor driving assembly, and a laser head is fixed on the laser head connecting plate; the angle adjusting assembly is connected to the motor driving assembly, and the welding gun is fixed to the angle adjusting assembly. The laser and electric arc composite heat source is obtained through laser swing and electric arc swing, and the advantages of laser and electric arc composite welding and swing welding are brought into full play; meanwhile, acceptable weld gaps of the welding process are increas