TIG welding equipment (10), comprising a first articulate robot (14) having a first arm (12), a TIG torch holding means (18) holding a TIG torch (16) at a specified position so that the TIG torch (16) can perform a weaving operation, and a filler wire guide moving means (22) formed so as to surround the TIG torch holding means (18) and holdingly moving a filler wire guide (20) in Z-axis direction.
