UNIVERSAL ROLLING MILL, ROLLING EQUIPMENT OF SHAPE STEEL INCLUDING THE SAME, UNIVERSAL ROLLING METHOD AND ROLLING METHOD OF SHAPE STEEL INCLUDING THE SAME

摘要

PROBLEM TO BE SOLVED: To realize rolling corresponding also to vertical roll wear and multipath rolling while regulating axial direction movement of a horizontal roll in universal rolling of asymmetric shape steel.;SOLUTION: A universal rolling mill 1 which is used for manufacturing of asymmetric steel M is provided with: a pair of horizontal rolls 2 capable of moving in a vertical direction; a pair of vertical rolls 6 capable of moving in an axial direction of the horizontal rolls 2; and a pair of restriction rolls 10a, 10b having rotational axes in the vertical direction, in which the pair of restriction rolls 10a, 10b are provided at least at either one of a drive side or a work side, and furthermore, a roll peripheral surface is pivotally supported to positions contacting side surfaces of the respective horizontal rolls 2a, 2b, respectively.;SELECTED DRAWING: Figure 6;COPYRIGHT: (C)2016,JPO&INPIT