Silk fibroin essence ball screen device

The utility model discloses a silk fibroin essence ball screen device which comprises a box body, a vertical stepping motor is arranged in the box body, a crankshaft is arranged on an output shaft of the motor, a connecting arm is arranged at the position of a connecting rod neck of the crankshaft in a rotating mode, and the connecting arm extends out of the box body. A connecting arm is arranged in the box body, a screening structure used for screening silk fibroin essence balls with unqualified sizes is fixedly arranged in the box body, a swing groove is formed in the position, corresponding to the connecting arm, of the box body, the screening structure comprises a screen mesh base plate, a first screen mesh and a second screen mesh, and the first screen mesh and the second screen mesh are uncovered box bodies with holes and grooves formed in the bottoms. An upper layer screen groove and a lower layer screen groove are formed in the screen base plate, and the first screen and the second screen are installe