Title:
HOT STRIP ROLLING MILL
Document Type and Number:
WIPO Patent Application WO/1997/025164
Kind Code:
A1
Abstract:
A strip tip restriction apparatus capable of gripping the distal end of a strip and moving it at a high speed from the exit of a finish rolling mill to a down coiler while imparting a tension to the strip is disposed on a strip cooling line so disposed as to extend between the finish rolling mill and the down coiler of a hot strip rolling mill, and a pinch roll and a cooling water jet apparatus constituting the strip cooling line are allowed to move in a direction of the upper and lower surfaces of the strip in accordance with the movement of the strip tip restriction apparatus. Furthermore, an auxiliary driving apparatus for imparting initial acceleration to the strip tip restriction apparatus and/or a strip edge retaining apparatus for easily moving the distal end portion of the hot strip from the strip tip restriction apparatus to the down coiler are provided to the hot strip rolling mill.
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Inventors:
OGAWA SHIGERU (JP)
KIKUMA TOSHIO (JP)
HIGO TSUYOSHI (JP)
SUZUKI NORIYUKI (JP)
KIKUMA TOSHIO (JP)
HIGO TSUYOSHI (JP)
SUZUKI NORIYUKI (JP)
Application Number:
PCT/JP1997/000014
Publication Date:
July 17, 1997
Filing Date:
January 08, 1997
Export Citation:
Assignee:
NIPPON STEEL CORP (JP)
OGAWA SHIGERU (JP)
KIKUMA TOSHIO (JP)
HIGO TSUYOSHI (JP)
SUZUKI NORIYUKI (JP)
OGAWA SHIGERU (JP)
KIKUMA TOSHIO (JP)
HIGO TSUYOSHI (JP)
SUZUKI NORIYUKI (JP)
International Classes:
B21B39/14; B21C47/00; B21C47/34; B21B15/00; B21B39/00; B21B39/12; B21B41/00; B21B45/02; (IPC1-7): B21C47/34
Foreign References:
| JPH07204723A | 1995-08-08 | |||
| JPS4961557A | 1974-06-14 | |||
| JPS5528086U | 1980-02-23 | |||
| JP2537299B2 | 1996-09-25 | |||
| JPH05317963A | 1993-12-03 |
Other References:
See also references of EP 0815974A4
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