Patent ID: 8622277

Claim:
An apparatus for welding a flange to a guide thimble tube, the apparatus comprising: a welding unit located on an axially conveying line to carry the tube for welding a surface of the tube inserted thereinto and a surface of the flange; a flange supplying unit for supplying the flange at a tube inlet of the welding chamber onto the axially conveying line; and a conveying unit mounted on the axially conveying line in such a way as to move the tube and the flange on the axially conveying line, so that the tube and the flange are inserted into and drawn from the welding unit; wherein the flange supplying unit comprises: a magazine vertically perforated, on which a plurality of the flanges are piled up; a stopper located beneath the magazine to discharge the flanges one by one; conveying blocks for seating the discharged flanges thereon; and a pneumatic cylinder for moving the conveying blocks in order to locate the flanges on the axially conveying line of the tube.