Motor drives linear actuatorss and its motor

Motor drives linear actuatorss and its motor

  • CN 104,373,540 B
  • Filed: 12/30/2013
  • Issued: 03/01/2017
  • Est. Priority Date: 08/16/2013
  • Status: Active Grant
First Claim
Patent Images

1. a kind of motor drives linear actuatorss, including:

  • One motor, including a motor shaft, has a first end, this first end of wherein this motor shaft includes one and housesSpace and end face, and this accommodation space of this motor shaft has one first holding part;

    One ball screw device, including a screw shaft, this screw shaft has a first end, and this first end of this screw shaftIncluding one first section, coaxially connected this first end in this motor shaft of this first end of wherein this screw shaft, and it is somebody'"'"'s turn to doFirst section is placed in this first holding part of this motor shaft, and this screw shaft is fixedly installed on this motor shaft;

    AndOne rolling bearing, is arranged between this motor and this ball screw device, so that this first end of this screw shaft can revolveTurn supported, wherein this end contact of this motor shaft be resisted against this rolling bearing, to limit this rolling bearing in thisMove between motor and this ball screw device;

    This accommodation space of wherein this first end of this motor shaft also includes one second holding part, and this screw shaft thisOne end also includes one second section, and this second section is placed in this second holding part, makes this screw shaft be positioned concentrically in this horseReach rotating shaft;

    One diameter length of wherein this first holding part is more than a diameter length of this second holding part, and the one of this first sectionDiameter length is more than a diameter length of this second section.

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