Patent ID: 8552330

Claim:
A submerged arc welding system for use with a robot having a base, a first arm rotatably connected to the base, and a second arm rotatably connected to the first arm, the submerged arc welding system comprising: a welding torch having a nozzle, the welding torch being connected to the end of the second arm of the robot; a wire supply; a wire path connecting the wire supply to the welding torch; a wire motor configured to move wire from the wire supply along the wire path to the welding torch, the wire motor being mounted to the robot at a location other than the second arm; a flux supply; a flux path connecting the flux supply to the welding torch; and a flux muffler disposed along the flux path, the flux muffler comprising a casing, and a conduit within the casing forming a vent chamber that is interior of the casing, the vent chamber having a vent for evacuating air from the flux path, the flux muffler further comprising a filter within the casing and exterior of the vent chamber and configured to capture flux fines.