Direct-current brushless motor with aluminum alloy casing

The invention discloses a direct current brushless motor with an aluminum alloy casing, comprising a base on which a rotating shaft is rotatably supported; the eccentric wheel assembly is fixedly connected with the rotating shaft; the output end of the driving assembly is connected with the shaft end of the rotating shaft so as to drive the rotating shaft to rotate with the axis of the rotating shaft as the center, and the driving assembly comprises a stator component and a rotor component; the rotor component comprises a casing and a magnetic ring, a containing cavity with one end open is arranged in the casing, the magnetic ring is arranged on the inner ring face of the containing cavity, the stator component is contained in the containing cavity, and the casing is made of aluminum alloy materials. Compared with the prior art, the motor shell is made of the aluminum alloy material, the mold is easy to form and machine, surface treatment such as corrosion prevention and rust prevention is not needed after ma