APPARATUS FOR AUTOMATIC WELDING

摘要

PURPOSE: An automatic welding device is provided to enable application to pipes with various radius of curvatures through the angle control of a guider roller and be effectively used for butt welding of a flat board. CONSTITUTION: An automatic welding device comprises welding torch(10), a carriage(20), a guide rail(30), at least one guide roller(40), and an angle control unit(50). The welding torch welds a target. The carriage holds the welding torch and is transferred along a part to weld the target. The guide rail guides the transfer of the carriage. The guide roller binds the carriage to the guide rail. The guide roller is slid along the guide rail. The angle control unit controls the angle of the guide roller in order to be corresponded to the guide rail.