Method of controlling strip crown in planetary rolling

Details Method of controlling strip crown in planetary rolling Method of controlling strip crown in planetary rolling

1987-09-16

1989-08-15

Spruill, Robert L.

Metal deforming

By use of roller or roller-like tool-element

Plural roller-couples

29122, 72197, 72199, 72240, B21B 102, B21B 122, B21B 142

Patent

active

048563137

ABSTRACT:
Method of controlling a strip crown in a planetary mill line, comprising the steps of rolling a slab by using a shaped feeding roll or rolls before passing between planetary rolls to shape a slab profile in the direction of the width of the slab having a flat or curved central portion, opposite side end thicker than the central portion and side portions thinner than the central portion between the central portion and the opposite side ends and subsequently rolling the slab having such a shaped slab providing a planetary rolled strip having a substantially flat strip crown having a uniform thickness over the width of the strip.

REFERENCES:
patent: 3533260 (1970-10-01), Marcovitch
patent: 3789646 (1974-02-01), Sendzimir
patent: 4730475 (1988-03-01), Ginzburg
Japanese Technical Magazine, Journal of the Japanese Society of the Technology of Plasticity, vol. 22, No. 247, 1981-8, pp. 839-846.

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