The utility model relates to a ten two -phase electric machines of direct current permanent magnetism four -quadrant, stator and rotor in including motor casing and arranging the casing in, the statorpasses through the spacing and casing fixed connection of draw -in groove, and is equipped with the oil paper between stator and the casing, the stator is formed by stacking towards the piece a plurality of, select for use 48 grooves to set up towards the piece, just be four winding motors, the stator slot of four winding motors twines has four to organize three -phase winding, is first group winding, second group winding, third group winding and fourth group winding respectively, 15 phase angles of mutual deviation between adjacent winding, and the number of slots of stator slot is 48 grooves, and the number of poles is 4 utmost points, includes that four organize windings, and every group winding includes the UVW looks, every preceding half -phase and back half -phase of being divided into mutually, just establish ties mutually in the front and back. The utility model discloses a simple structure is reasonable, small in noise, and stability is strong, and the reduction is generatedheat, extension motor life for the motor speed -raising improves work efficiency.