Direct-current rotor automatic assembly equipment and assembly method thereof

The invention provides a direct current rotor automatic assembly device and an assembly method thereof. The device comprises a tray conveying line, a lower spacer assembly mechanism, a rotor assembly mechanism, a magnetic steel feeding assembly mechanism, an upper spacer and rivet assembly mechanism, a third rivet assembly mechanism, a rivet detection mechanism and a rivet riveting mechanism. The lower spacer assembly mechanism, the rotor assembly mechanism, the magnetic steel feeding assembly mechanism, the upper spacer and rivet assembly mechanism, the third rivet assembly mechanism, the rivet detection mechanism and the rivet riveting mechanism are used for sequentially assembling a lower spacer, a rotor, a magnetic steel sheet, an upper partition plate and rivets, riveting is completed after rivet detection, and rotor assembly is completed. All the mechanisms are tightly connected, transmission of the whole structure is stable, the mechanisms are automatically controlled in the whole process, the automati