Edge grinding mechanism for synchronous wheel check ring machining

The utility model discloses an edge polishing mechanism for processing a synchronizing wheel check ring, which relates to the field of synchronizing wheel check ring processing equipment, and comprises a base, a lifting mechanism, a rotary positioning mechanism, a translation mechanism and a polishing mechanism, the lifting mechanism is connected onto the base, the rotary positioning mechanism is connected onto the lifting mechanism, and the translation mechanism is connected onto the polishing mechanism. The rotary positioning mechanism comprises a low-speed motor, a rotating shaft, a rotating block, a first telescopic rod, a U-shaped block and a locking bolt, the low-speed motor is installed on the lifting mechanism, the output end of the low-speed motor is fixedly connected with the rotating shaft through a coupler, and the upper end of the rotating shaft is fixedly connected with the rotating block; according to the synchronous wheel check ring polishing device, the rotary positioning mechanism, the trans