The invention relates to a rubber wire powder sieving machine, more particularly to a novel rubber wire powder sieving machine special for powder sieving of rubber wires and cables. The novel rubber wire powder sieving machine comprises a frame, and a powder sieving box arranged above the frame and provided with a box cover on the top thereof, wherein the powder sieving box is internally providedwith a plurality of curved surface blades fixed on a rotating shaft, and the end part of the rotating shaft is provided with a large chain wheel which is connected with a transmission mechanism via achain. The rubber wire powder sieving machine has the characteristics of simple structure, small outside dimension, satisfactory stirring effect, compact space, low manufacturing cost, simple and convenient installation and maintenance, etc.