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Patent Searching and Data


Title:
AUTOMATIC LEVELING METHOD FOR FINISH-ROLLING TAIL PART OF STRIP AT PRESTAGE OF HOT ROLLING
Document Type and Number:
Japanese Patent JPH06304628
Kind Code:
A
Abstract:

PURPOSE: To provide a leveling method which can correct a lateral bending at the rear end part of a rough rolled stock accurately and surely.

CONSTITUTION: Bends at the tail part of the rough rolled stock 1 are detected by a shape detector 3 arranged on a table on the inlet side of finish rolling, correction for leveling is begun based on the detected value and according to a bent length in the time of rolling at the front stand 4 of finish rolling. Therefore, an optimum correction for leveling can be carried out, the bends of the tail end part of the rough rolled stock are straightened accurately and surely and a hot coil extremely excellent in dimensional accuracy is manufactured.


Inventors:
KINOSHITA TAKESHI
FUKUI NOBUO
Application Number:
JP9824993A
Publication Date:
November 01, 1994
Filing Date:
April 26, 1993
Export Citation:
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Assignee:
NIPPON STEEL CORP
International Classes:
B21B37/00; B21B37/30; B21B37/58; B21B38/02; (IPC1-7): B21B37/00; B21B37/00
Attorney, Agent or Firm:
Yu Shiina (1 person outside)