The present invention relates to a decelerator for a vehicle. The decelerator for a vehicle includes: a fixing member connected to an end on an opposite side of a connection part of a motor shaft of a worm shaft by a support member and having a gap from the worm shaft, wherein the fixing member rotates with the worm shaft and the outer side of the fixing member is connected to an inner wheel of a worm shaft bearing; a holder member including an extension unit formed as the worm shaft is extended from the end of the opposite side of the connection part of the motor shaft, wherein the holder member is connected to the extension unit; a cap member connected to the inner side of a gear housing and having a holder insertion groove and a bearing insertion groove, wherein the holder member is connected to the inside of the holder insertion groove and an outer wheel of the worm bearing is connected to the bearing insertion groove; a first magnet member connected to a first magnet connection unit formed in the opposite direction of the worm wheel in the holder member; and a second magnet member installed on the circumference of the cap member and installed at a position facing the first magnet member, wherein the second magnet member generates a repulsive force on the first magnet member as current is applied.
본 발명은 자동차의 감속기에 관한 것으로, 웜축의 모터축 결합부위 반대쪽 단부에 지지부재를 매개로 결합되어 웜축과 간극이 형성되되 함께 회전하고, 외측에 웜축베어링의 내륜이 결합되는 고정부재, 웜축이 모터축 결합부위 반대쪽 단부에서 연장되어 형성되는 연장부가 구비되며 연장부가 결합되는 홀더부재, 기어하우징 내측에 결합되고, 내측에 홀더부재가 결합되는 홀더삽입홈과 웜축베어링의 외륜이 결합되는 베어링삽입홈이 형성된 캡부재, 홀더부재의 웜휠 반대방향에 형성된 제1자석결합부에 결합되는 제1자석부재, 캡부재의 둘레에 구비되되 제1자석부재와 마주보는 위치에 구비되어 전류가 인가됨에 따라 제1자석부재와 척력이 발생되는 제2자석부재를 포함한다.
Reducer for vehicle
자동차의 감속기
2017-03-07
Patent
Electronic Resource
Korean