EDGER MILL FOR SHAPE STEEL AND ROLLING GUIDE DEVICE

摘要

PROBLEM TO BE SOLVED: To roll wide flange shape steel having different shapes without accom panying the increase of manufacturing cost of a horizontal roll, lowering of maintaining/managing property and, further, deterioration of the dimensional accuracy such as deviation of the web center. ;SOLUTION: This rolling mill is an edger mill 20 for shapes which is provided with horizontal rolls 30 on which three calibers A, B, C are arranged side by side in the length direction of the roll barrel and with which the rolling of wide flange shapes is executed and rolling guide devices 40 having web guide parts 41a, 41b which are arranged on the inlet and outlet sides of the horizontal rolls 30 and with which the wide flange shapes are guided between the horizontal rolls 30 while guiding the web, a web guide part moving mechanism 43 which is composed of web guide supporting bars 44a, 44b, reduction gears 46a, 46b, driving motors 47a, 47b and nuts 48a, 48b is provided and the web guide parts 41a, 41b are moved to three places where are made to coincide with the pass line of three calibers A-C.;COPYRIGHT: (C)1998,JPO