Patent ID: 9566734
Date: 2017-02-14
CPC Classifications: B29C

Claim:
1. A drive mechanism of an injection molding machine comprising: a movable plate configured to advance and retreat along a guide member; a rear plate facing the movable plate; a ball screw including a ball screw nut and a ball screw shaft; a driving motor configured to drive the ball screw shaft through a coupling member; and a motor fixing member to which the driving motor is fixed, wherein the ball screw nut is fixed to the movable plate, the ball screw shaft is rotatably supported by the rear plate so as not to be movable in an axial direction, the motor fixing member has an adjustable relative position with respect to the rear plate, the drive mechanism further comprises a position adjustment part configured to adjust the relative position between the rear plate and the motor fixing member, and the position adjustment part includes: