MULTIFUNCTION ROLLING MILL FOR H-STEEL ROLLING EQUIPMENT AND ROLLING METHOD USING IT

摘要

A kind of Multi-functional rolling I-steel includes that a pair of left and right vertical rolls include the rolling of edge of a wing thickness and a pair of of horizontal roll includes web thickness roller segment and the installation of flange width roller portion up and down, movably in a vertical direction, the both ends part of web thickness roller passes through free safety mechanism, a part of flange width roll horizontal roll is vertically movable, when the edger roll and horizontal roll that thickness of flange rolling and web thickness rolled steel joist execute, so that a part of flange width roll horizontal roll will not interfere edger roll.