... flow) produced by the tail-wagging of the main shaft capstan of the machine, the input tail-wagging materials collide ... Operational PrincipleThe machine is composed of hopper, cabinet, main shaft, capstan, reclaiming fan blower, dust collecting machine, machine frame, motor, ... tail-wagging airstreams produced by the tail-wagging of the capstan, the grain-shaped materials tail-waging in the crocus ...