To provide a plate mill, a tandem type plate mill and a method of rolling a plate by which defective plate thickness distribution of a workpiece is decreased and the local control of edge drop is possible.
The plate mill includes: work rolls provided with a tapered part having a diameter gradually contracted on one side in the axial direction and shiftable in the axial direction; and intermediate rolls which are adjacent to the work rolls on the side of the radial direction, provided with an extended barrel part having the diameter contracted so as not to be brought into contact with back-up rolls in any shifted position in the axial direction on the other side of the tapered part in the axial direction and also provided with a bulged part the projection center of which is situated in a position a little to the extended barrel part and which is bulged in the radial direction and shiftable in the axial direction is adopted.
TONOBE TAKEHIKO
IHI METALTECH CO LTD
| JPH0615309A | 1994-01-25 | |||
| JP2005066695A | 2005-03-17 | |||
| JPH08206717A | 1996-08-13 |
Masatake Shiga
Masayu Horiuchi