Apparatus for roll-changing

Abstract

A roll-changing apparatus for use with a rolling machine including a roll-changing truck, a roll-exchanging truck, a roll-setting truck and a roll rack facility which are used to transport sets of rolls in conjunction with one or more racks having vertically spaced-apart sets of rails for supporting and transferring the rolls. The rolls can be transferred by sliding them between individual racks mounted on each of the roll-changing truck, the roll-exchanging truck and the roll rack facility or a single rack can be rolled from the roll rack facility to the roll-exchanging truck and then to the roll-changing truck for transferring the rolls to and from the rolling machine. The roll-setting truck includes a set of vertically movable rails for aligning with a respective set of rails of a rack mounted on the roll rack facility. The roll rack facility includes a plurality of racks, each of which holds a set of used or reconditioned rolls.