Patent ID: 6959578
Filing Date: 2005-11-01
Classification: B21B

Abstract:
1. A multi-row rolling mill having in one housing at least two groups of rolls, each group including at least one pair of work rolls, provided with a columnar support member between said roll groups, and constructed so that by one pass of a workpiece, the workpiece can be rolled by said respective work rolls, wherein the multi-row rolling mill is characterized by comprising a removal supporting means between said roll groups in said housing for facilitating removal of a work piece stopped between said roll groups said removal supporting means comprising: through-plate guides arranged along a workpiece traveling direction so that one end of one of said through-plate guides face the work roll of one of said roll groups and one end of the other through-plate guide faces the work roll of the other roll group, and disposed at a first position spaced a first distance from said respective work rolls, for guiding traveling of said work piece between said roll groups during rolling operation, and a unit for moving respective ones of said through-plate guides, from said first position to a second position to broaden a space for removal of said work piece, wherein said through-plate guides for guiding said workpiece each are mounted on said columnar support member at an end thereof opposite to said end facing said work roll, and wherein said unit being for independently moving said through-plate guides so that said end of at least one of said through-plate guides, facing said work roll, moves from said first position to said second position.