| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To obtain an excellent sheet crown by effectively dispersing thermal expansion and wear of work rolls in rolling of every materials to be rolled in a rolling cycle. <P>SOLUTION: When determining the shift position of a work roll in accordance with a rolling order in the rolling cycle, the shift position is changed with a predetermined shift pitch, and further the distance between the center position in the axis direction of the work roll and a reversing position M, where the shift direction is reversed at the time of changing the shift position, is changed in accordance with the rolling order in the rolling cycle. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
