Mounting arrangement for pressing rolling bearing inner ring on conical bearing seat surface of shaft, has push plate engaged with inner ring, and bonnet wing nut whose ball screw thread shoots share same axis of rotation with wing nut

摘要

The mounting arrangement has a bonnet wing nut (4) that is screwed on a cut screw thread (2) of a shaft (1). A push plate (10) is engaged with an inner ring (13) of a rolling bearing. The bonnet wing nut is provided with ball screw thread shoots (5,14) that share same axis of rotation with the bonnet wing nut. The path directions of both the ball screw thread shoots are different. A thrust bearing (12) is arranged between two portions (11.1,11.2) of the push plate.