The invention relates to a wig drying device which comprises a box. Supporting legs are fixedly connected to the lower end of the box, belt type conveying mechanisms are arranged in the box, the discharging end of each belt type conveying mechanism is located over the feeding end of the adjacent lower-layer belt type conveying mechanism, each belt type conveying mechanism comprises a driving roller and a driven roller, the driving rollers and the driven rollers are in transmission connection through annular high-temperature-resistance meshed belts, electric heating pipes are arranged between the high-temperature-resistance meshed belts, LED heating lamps are arranged in the box, a support is arranged on the left side of the box, and an infrared heater is connected into the support. A temperature sensor and a humidity sensor are arranged in the box, a heat preservation layer is arranged on the inner wall of the box, humid discharging holes are formed in the top and the bottom of the box, a PLC is arranged on the outer wall of the box, and the temperature sensor, the humidity sensor, the LED heating lamps, the infrared heater and the PLC are all electrically connected. The wig dryingdevice has the advantages of being simple in structure, convenient to operate, complete in function, low in cost, high in practicability and high in efficiency.