Compact harmonic speed reducer

• Main Authors: CHEN GANG, HU TIANLIAN
• Format: Patent
• Language: Chinese; English
• Published: 19.05.2023
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; GEARING; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses a compact type harmonic speed reducer, belongs to the field of speed reducers, and aims to solve one of the problems that an existing standard harmonic speed reducer limits inner hole enlargement and boundary dimension reduction. The mechanism comprises a rigid gear, a cam, a flexible bearing and a flexible gear, the flexible gear is composed of an opening end, an annular wall, an annular groove, a bottom end and a connecting part used for being connected with an external part, the tooth shape of the outer side of the opening end is meshed with the tooth shape of the inner side of the rigid gear, and the inner side of the opening end is matched with the wave generator; the annular wall is tubular, the annular groove is of a thin-wall structure, the connecting part is connected with the bottom end, and the connecting part and the bottom end form a connecting end of the harmonic speed reducer; the opening end, the annular wall, the annular groove, the bottom end and the connecting pa