A Welding Carrige Guiderail Device

The present invention, more particularly the the guide rail, which is installed such that the transfer welding carriage along the both side edges for welding parts of a frame corner on the rectangular to be installed in the loading area of ​​the trailer on the guide rail device for transferring the welding carriage It comprises H. beam bra Kane Trojan which is provided on the opposite side the lower side to a fixed installation a plurality of support brackets and the support brackets at the same time for supporting the guide rail, which is installed to be welded to contradict the frame, the supporting bracket in conflict with the frame, and relates to both sides in the guide rail to along with guiding the welding carriage by welding the edge parts of automatic frame for welding the frame of the trailer which can significantly improve the efficiency of the welding operation the carriage guide rail unit .