Operating mechanism for shaking machine

The utility model relates to the field of mechanical manufacturing automation. The utility model relates to an operating mechanism, in particular to an operating mechanism for a shaking machine. Motorand main shaft, the motor is connected with a small belt wheel through a rotating shaft; the small belt wheel is connected with a large belt wheel at one end of a linkage shaft through a belt; a linkage disc is fixed to the other end of the linkage shaft, the linkage disc is in rolling connection with one end of a driving rod, the other end of the driving rod is connected with a sliding plate, arack II is fixedly connected to the upper portion of the sliding plate, a gear II is fixed to the peripheral side of the middle of the main shaft, the gear II is meshed with the rack II, and the mainshaft is fixedly connected with one end of a swing arm. Motor rotation, the belt drives the large belt wheel to rotate; the large belt wheel drives the linkage disc to rotate, the fixing shaft on theupper edge of the linkage di