Adjustable roll stand for rolling rod-shaped rolling stock with an asymmetric toothing between the eccentric bushings and eccentric bushing with asymmetrical toothing

摘要

An eccentric bush (14, 15) for rolling mills (1) of rolling mills for rolling metal pipes, rods or wires, in particular for the eccentric mounting of rollers in a scaffold housing (2) of a rolling stand (1), the eccentric bush comprising: at least one receiving area ( 14a, 15a), with which the eccentric bush (14, 15) in a framework housing (2) of the roll stand (1) is receivable, a toothed segment (16) which is adapted to, in the installed state of the eccentric bushing (14, 15) a toothed segment (16) of an adjacent eccentric bush (14, 15) into engagement, and at least one bearing bore (14b, 15b) adapted to receive a bearing, in particular a roller bearing, for supporting a roller shaft (7) characterized in that a toothing (16a) of the toothed segment (16) is at least partially asymmetrical, wherein the two tooth flanks are not formed symmetrically.