Roll shifting system for rolling mills

Details Roll shifting system for rolling mills Roll shifting system for rolling mills

1988-12-23

1990-02-06

Bray, W. Donald

Metal deforming

By use of roller or roller-like tool-element

With carrier for roller-couple or tool-couple

72245, 72 20, B21B 3118

Patent

active

048980145

ABSTRACT:
The invention relates to a rolling mill of the 4 Hi Mae West type having cylinders for axially shifting the work rolls for a schedule free rolling operation, work roll balance cylinders are mounted in the Mae West blocks and as a result assume a varying off set axially relation with the work roll bearings, a control for the balance cylinders to compensate for the effect the offset conditions would otherwise have on the forces of the balance cylinders to maintain the forces at a predetermined value.

REFERENCES:
patent: 3593554 (1971-07-01), Swift
patent: 3857268 (1974-12-01), Kajiwaka
patent: 3902345 (1975-09-01), Shida
patent: 4162627 (1979-07-01), Shida et al.
patent: 4369646 (1983-01-01), Kajiwaka
patent: 4400957 (1983-08-01), Carlstedt et al.
patent: 4543810 (1985-10-01), Stoy et al.
patent: 4711116 (1987-12-01), Bald

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