PURPOSE: A welding carriage exclusive for fillet is provided to be driven forward and backward by using a driving wheel at both sides of a second base material, and to weld the joint parts of the base materials.;CONSTITUTION: A welding carriage exclusive for fillet comprises a base frame(10), a pair of driving frames(30,30a,30b), a welding unit(50), and a control unit. The pair of driving frames is rotatably mounted at the opposite side of the base frame, and comprises a plurality of the caster(62) which is driven at the plane of the first base material; and a plurality of slide casters(64) which is capable of controlling each height for the entire balance of a welding carriage on the outer side of the caster. The welding unit is individually mounted at the driving frame, is separately mounted at a constant interval from a connection part, and comprises a plurality of welding torches to weld the connection part. The control unit is mounted at the base frame and controls the driving of the driving frame and the welding by the welding unit. The slide caster comprises a Y-axis slide block which is mounted at the lower part of the driving frame; and a height adjustment member which includes a Y-axis housing block which is mounted for sliding with respect to the Y-axis slide block. A wheel is mounted at the lower part of the Y-axis housing block.;COPYRIGHT KIPO 2013
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