METHOD AND APPARATUS FOR CONTROLLED STRAIGHTENING AND COOLING OF WIDE METALLIC STRIP, MAINLY STEEL STRIP AT OUTLET OF HOT ROLLING MILL

摘要

FIELD: plastic working of metal, namely controlled straightening of metallic strip. ^ SUBSTANCE: method is realized at using squeeze rolls mounted in spraying cooling device in direction of strip motion after withdrawing doubled rolls creating tension acting in lengthwise direction. Metallic strip is subjected to preliminary straightening in preliminary straightening machine at controlling its tension between preliminary straightening machine and distributing cooling device and inside cooling device between successively arranged one after another pairs of squeeze rolls. ^ EFFECT: improved planeness of metallic strip. ^ 9 cl, 5 dwg