Roll reclassified and methods roll reclassified equipment

摘要

Respect to the upper intermediate roll 13 and the upper and lower work rolls 11 and 12, is provided with a side-shift type roll reclassified device 1 as of the prior art, providing a side shifter 5 on the lower side of the 101 floor for 14 under the intermediate rolls, under Upon exchange of the intermediate rolls, after withdrawal by connecting to the traveling carriage 2 the lower intermediate roll 14, it is lowered below the traveling floor surface 101 of the traveling carriage 2 by the lifting device 28a of the lower intermediate roll for side shifter 5, Replace before use under intermediate roll roll and used under intermediate roll by the side shift in the space of the floor surface under and then allowed to rise by lifting device 28a, is pushed into the rolling mill to use the front lower intermediate roll by traveling device 2. Can be modified to 6-stage rolling mill from the four-stage rolling mill without digging little rolling mill operation side prior to addition, without changing the modification before travel height floor roll recombinant apparatus.