The invention discloses a spinning dryer which comprises a first drying box, a second drying box, conveying devices, conveying belts, a communicating pipe, an air purification device, a first fan, a heating device, a dehumidification device, a second fan and a temperature sensor.The first drying box and the second drying box are integrally connected to form an integrated device, the conveying devices are arranged on the left side and the right side of the integrated device, the conveying belts of the conveying devices penetrate the integrated device, and the bottom of the first drying box is provided with the second fan.Compared with the prior art, the spinning dryer has the advantages that high temperature air for dehumidification undergoes two-time utilization, waste heat air is fully utilized to first preheat textiles and then the textiles are heated through high temperature, the drying efficiency is greatly improved, and the economic cost is reduced; and the product quality is effectively guaranteed through humidity and impurity control during the drying of the textiles.