Patent ID: 6189763
Filing Date: 2001-02-20
Classification: B21B,B23Q,Y10T

Abstract:
A continuous hot rolling apparatus, comprising:a sizing press for forcing down a rolled plate in a width direction to press the rolled plate to a prescribed width;a plurality of roughing mills for rolling said pressed rolled plate;a winding/unwinding machine for winding and unwinding a rolled plate rolled by said roughing mills;a crop shear for shearing a leading end and a tailing end of a rolled plate that has been unwound by the winding/unwinding machine;a running joining machine that can travel at a conveying speed of the unwound rolled plate for joining the tailing end of a preceding rolled plate and the leading end of a succeeding rolled plate that have been sheared by said crop shear;a finishing mill for finish rolling of the joined rolled plates joined by the running joining machine;a winding machine for winding a rolled plate that has been finish rolled by the finishing mill; anda cutting machine positioned on the entrance side of said winding machine for cutting the rolled plate in accordance with the wound quantity.