device for the quick change of trainer trainer has a roller rolls

摘要

Apparatus for rapidly changing the straightening rollers of a roller straightening machine for rolled bars or profiles comprises a linearly and pivotally displaceable support device provided with rotatable transfer shafts which can be moved in line with the roller axes of the machine; withdrawal bayonet rings which are axially displaceable on the transfer shafts and which are lockingly engageable with bayonet rings secured to the straightening rollers are arranged to pull the rollers onto the transfer shafts, and vice versa.