DISPOSITIVO DI BLOCCAGGIO DI UN GRUPPO RULLO AD ASSE VERTICALE PER GABBIE DI LAMINAZIONE UNIVERSALI

摘要

Clamping device for a rolling ring assembly (10 min ) which has a vertical axis and comprises a rotation axle (11 min ) fitted to a bearing block (12 min ), a jacket (13 min ) secured to the rotation axle (11 min ) and supported by an end support (19 min ) cooperating with the axle (11 min ) and a bearing (14 min ) installed in cooperation with the jacket (13 min ), a rolling ring (21 min ) that forms a rolling body being fitted to the bearing (14 min ) by means of clamping means including a pair of flanges (23 min ), the device comprising shoulder rings (30-31) consisting of at least one metallic element capable of being inserted in circumferential grooves (28-29) which are substantially perpendicular to the rotation axle (11 min ) and which are formed in the inner wall of the rolling ring (21 min ), the shoulder rings (30-31) projecting from the grooves (28-29) by a predetermined distance and cooperating with the flanges (23 min ) to clamp and keep in position the rolling ring (21 min ) against the bearing (14 min ).