CENTRING APPARATUS OF TUBE LINING BAG

摘要

PURPOSE: A centering apparatus of tube lining bag is provided to enhance coating efficiency and to remarkably improve productivity. CONSTITUTION: A centering apparatus comprises: a centering control unit(560) for centering a sewing unit to a coating nozzle unit(530); a upper and lower centering roller(560a) for pressing the upper and lower side of the tube lining bag; and a centering roller transfer unit(560b) for adjusting the line of the sewing unit to the center of the coating nozzle unit. The apparatus further comprises a controller(570) for adjusting the sewing line to the center of the coating nozzle unit. The controller comprise a drive sprocket which is coupled to the rotation shaft of the lower centering roller; a passive sprocket which is rotationally coupled to the shaft; a chain for connecting the drive sprocket and passive sprocket; and a disk ring which is placed at the side of the passive sprocket.