Rotor structure of rotary electric machine

This rotor structure of a rotary electric machine is for providing a rotor structure of a rotary electric machine that can be easily used with various models. The rotor structure is equipped at least with a rotor shaft (3), a rotor core that includes a first rotor core section (15) and a second rotor core section (17), a boss section (9), and a pressurization section. The second rotor core section and the boss section are provided on the outer periphery of the rotor shaft, the first rotor core section is provided on the outer periphery of the boss section, the pressurization section is positioned on an outer side in the axial direction of the rotor core. The second rotor core section is pressurized by an abutment surface of the boss section, and the first rotor core section provided on the boss section is pressurized by the pressurization section.