A brushless motor for mill

The utility model discloses a brushless motor for mill, including casing, stator, main shaft, rotor, the stator is installed in the casing, the rotor is located in the stator, the main shaft is worn to establish on the rotor, the front end of main shaft is installed in the casing through two deep groove ball bearing, the outer terminal surface of main shaft is equipped with the mounting hole alongthe axial, annular boss is established at the middle part of main shaft, the outer end of main shaft is equipped with the ring channel on being global, the symmetry is equipped with the square grooveon the bottom surface of ring channel. The utility model discloses the structure is ingenious, pivot front -end design tapered hole that can the shock mount collet chuck, improved the holistic concentricity of motor, stability, can be very convenient install the cutter in the pivot, like milling cutter, connect stably. 本实用新型公开了种用于铣削的无刷电机，包括壳体、定子、主轴、转子；所述定子安装在壳体内；所述转子设于定子内；所述主轴穿设在转子上；所述主轴的前端通过两个深沟球轴承安装在壳体中；所述主轴的外端面沿轴向设有安装孔