Patent ID: 7640774
Filing Date: 2010-01-05
Classification: B21C

Abstract:
1. A wire drawing machine comprising a wire drawing unit which comprises: a wire drawing die for reducing a diameter of the wire; a dancer roller for applying back tension to a wire to be drawn, said dancer roller being linearly moved substantially in parallel to a direction of wire drawing of the wire drawing die; a capstan for winding and transporting the wire without slippage for applying front tension to the wire; a separate roller adjacent to the capstan, said separate roller having an axis that is slightly tilted relative to an axis of the capstan to allow turns of the wire wound around the capstan to be positioned at different positions on the capstan; a first guide roller for transporting the wire to the capstan; a second guide roller for transporting the wire away from the capstan; a bent surface having a base surface and an inclined surface inclined from the base surface toward a rear of the wire drawing machine, wherein the dancer roller, the wire drawing die, and the guide rollers are placed on the base surface, while the capstan and the separate roller are placed on the inclined surface.