Rotation motor

The present invention relates to a rotary electric machine. (11) which is rotatably supported on the housing (2) for the purpose of achieving efficient cooling by means of a simple method for rotating the coolant into the core for cooling the permanent magnets; a rotor core (13) and a permanent magnet (14) which are mounted on the outer peripheral surface of the sleeve; an end plate (15, 16) And a guide plate (18) which is disposed on the end face of the cylindrical portion of the sleeve and forms a space with the outer peripheral portion of the shaft and the inner peripheral surface of the inner cylinder portion of the sleeve, and the shaft 11) is provided with a through-hole connected to the space from the shaft end, and an inner peripheral surface of the end plate (15) is provided with an oil passage groove (15a) communicating with the rotor core (13) and the permanent magnet 14), and the sleeve (12) is provided with a through hole (12a) for communicating the space with the oil passage groove (15a). 本发明涉及种