Voice coil motor

摘要

A VCM is disclosed, the VCM including a rotor including a bobbin arranged at an upper surface of a base formed with an opening, and a driving coil wound on the bobbin, a stator including a driving magnet opposite to the driving coil, and a yoke secured by the driving magnet at an inner surface of a lateral plate, and a tilting unit including a tilt magnet arranged at an outer surface of the lateral plate, a housing fixing the tilt magnet, and a tilt coil unit opposite to the tilt magnet.

主权项

1. A VCM, the VCM comprising:
a rotor including a bobbin arranged at an upper surface of a base formed with an opening, and a driving coil wound on the bobbin; a stator including a driving magnet opposite to the driving coil, and a yoke secured by the driving magnet at an inner surface of a lateral plate; and a tilting unit including a tilt magnet arranged at an outer surface of the lateral plate, a housing fixing the tilt magnet, and a tilt coil unit opposite to the tilt magnet; wherein an upper surface of the housing is arranged at a position lower than an upper surface of the bobbin; wherein the upper surface of the housing is arranged with an elastic member coupled to the bobbin, and the elastic member is fixed by a spacer arranged on the elastic member; and wherein an upper surface of the spacer is arranged at a position lower than the upper surface of the bobbin.