The working principle of micro DC motor1. The composition of a DC motor: It is composed of a stator and a rotor. 1. The stator includes: main magnetic pole, frame, commutating pole, brush device, etc. 2. The rotor includes: armature core, armature winding, commutator, shaft and fan, etc. 2. The principle of DC motor: When the armature turns...2021.09.26 02:44brushless motor