Synchronous transmission device and mechanical equipment

The utility model discloses a synchronous transmission device and mechanical equipment. The synchronous transmission device comprises a mounting part and a driving part, at least one part of the driving component is connected with at least one part of the mounting component; the driving part comprises four synchronous motors; a transmission member; at least one part of the transmission part is arranged on the mounting part; a synchronous control module; the synchronous control module is used for forming different control signals so as to control the rotating speeds of the four synchronous motors to be the same; and at least one part of the transmission part is connected with the synchronous motor. The mechanical equipment comprises the synchronous transmission device, an equipment main body and a plurality of functional modules. Through the design that the transmission part is additionally arranged and cooperates with the bearing, the materials are kept to be evenly stressed in the conveying process, and then