METHOD OF ROLLING, STAND OF ROLLS AND HOLD-DOWN DEVICE OF STANDS OF ROLLS Russian patent published in 2003 - IPC

Abstract RU 2207925 C2

FIELD: rolling process; hot and cold rolling of ferrous and non-ferrous metals and alloys, as well as nonmetallic materials. SUBSTANCE: stand of rolls includes housing made from non-magnetic material, working and hold-down rolls and electromagnet system; rolls are movable in vertical plane; electromagnetic system is made in form of at least one pair of E-shaped cores with coils embracing inner poles of said cores; located between poles of E-shaped cores are working and hold-down rolls; E-shaped cores are mounted symmetrically relative to plane of rolling; poles of E-shaped cores embrace rolls below their diametrical planes parallel to rolling planes; inner poles embrace working rolls and outer poles embrace hold-down rolls. Hold-down device of stand of rolls has hydraulic pressure unit consisting of movable and non-movable parts equipped with electromagnetic systems for their interaction. EFFECT: simplified construction; increased speed; enhanced accuracy of setting inter-roll gap. 12 cl, 3 dwg

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RU 2 207 925 C2

Authors

Stepanov A.A.

Deljusto L.G.

Kochi G.L.

Abramenko V.I.

Artjushechkin A.V.

Sorokin A.M.

Naumchenko V.P.

Dates

2003-07-10Published

2001-03-28Filed