Sizing yarn dyeing device

The utility model discloses a sizing yarn dyeing device which comprises a barrel body and a winding frame in the barrel body, a yarn outlet is formed in the barrel wall of the barrel body, a yarn inlet pressing wheel is fixed to the inner barrel wall, a protruding clamping block is arranged at the bottom of the winding frame, and the winding frame is clamped in a groove in the bottom in the barrel body through the clamping block. The wheel bodies of the wire supporting wheels in the same row on the wire winding frame are all provided with the same inclination degree, the inclination degrees of the wheel bodies are sequentially decreased in the clockwise direction, and the whole body is in a spiral shape. Yarns are wound on the winding frame in a spiral winding mode, manual replacement is not needed in the dyeing process, drawing yarn replacement dyeing can be fully automatically carried out, the yarns cannot be clamped due to the existence of the yarn supporting wheels in the drawing process, the whole struct