The invention discloses a drying oven provided with a fan for air blowing. The drying oven comprises a base and a drying oven body, a supporting frame is arranged at one end of the base and is vertically arranged at the upper end of the base, a rotating driving motor mechanism is installed on the side end face of the supporting frame, a rotating shaft is guided out from the front end of the rotating driving motor mechanism, the drying oven body is fixedly connected to the front end of the rotating shaft, and a fan machine opening cover is installed at the front end of the drying oven body; oneend of the fan machine opening cover is hinged to the drying oven body, an air blowing fan machine is arranged at the front end of the fan machine opening cover, and a protection support is arrangedat the exterior of the air blowing fan machine; and drying equipment is arranged inside the drying oven body. By means of the above manner, the drying oven can be used for drying materials; the opening cover at one end of the drying oven body is composed of a cover body with a fan, the fan machine opening cover can serve as a drying oven cover plate, and the air blowing fan can be provided for radiating treatment.