EXCHANGING APPARATUS OF LINER FOR BACKUP ROLL CHOCK IN ROLLING MILL

摘要

A liner replacing device of a back-up roll chock is provided to easily replace a liner by the operation of a clamping member and movable work table. A liner replacing device of a back-up roll chock for rolling comprises: a moving trolley(100) installed in a pair of rails to side to a chock of a back-up roll; a pair of guider(220) installed to the width direction; a pillar(210) perpendicularly mounted on the guider; a movable work table(200) having a hanging frame(230) selectively elevating while sliding to the same direction as the moving trolley does; a pair of clamp(330) installed at a supporting board(310) and going in gear with both side groove of the liner; and a clamping member(300) having a vice bolt(340) intermitting the liner in the clamp motion.