Hot air dryer

The utility model discloses a hot air dryer, and belongs to the technical field of drying equipment. In order to solve the problems of non-uniform material drying and poor drying effect, the hot air dryer is arranged and comprises a machine table, a drying barrel is arranged on the machine table and comprises a shell and an inner bin, a heat conducting wire is arranged between the shell and the inner bin, the tail end of the heat conducting wire is connected with a power supply through the shell and the outside, and a feeding port and a discharging port are formed in the drying barrel. A coverbody is arranged at the position of the feeding port, a valve is arranged at the position of the discharging port, a motor is arranged at the bottom of the drying barrel and rotationally connected with a rotating shaft rod, the rotating shaft rod is inserted into the drying barrel, heat conduction plates are arranged on the rotating shaft rod in a staggered mode in the length direction of the rotating shaft rod, and mate