Honda Motor Co., Ltd.
Rotor

Abstract:

A rotor includes: a rotor core having: a plurality of magnet insertion holes; and a punched portion; and a plurality of magnetic pole portions. The punched portion is provided so as to pinch a q-axis magnetic path of each magnet pole portion in the radial direction with the plurality of magnet pole portions. The punched portion includes: a first punched hole located on a d-axis of each magnet pole portion; a pair of second punched holes facing each other across the first punched hole in the circumferential direction; and a pair of ribs formed between the first punched hole and the pair of second punched holes. The pair of ribs is provided such that a distance between the pair of ribs is increased from an outer side to an inner side in the radial direction.