ROLLING STAND FOR ROLLING DIFFERENT BLANKS NEEDING DIFFERENT ROLLING EFFORTS

摘要

FIELD: rolling stands.;SUBSTANCE: rolling stand for rolling different blanks needing different rolling efforts includes lower and upper rolling roll, backup rolls, if necessary unit for bending rolling rolls and if necessary apparatus for mounting and balancing backup roll; pair of mounting cylinder between housings of stand and roll chocks. Mounting cylinder includes telescopic cylinder having first concentric cylinder with large diameter for rolling with high efforts and second concentric cylinder with small diameter for rolling with small efforts.;EFFECT: possibility for preventing large friction losses and therefore improved accuracy of controlling rolling process.;6 cl, 1 dwg