The utility model discloses a drying -machine is used in catalyst production, including outlet pipe and drying chamber, the air pump sets up in the inside of frame, and the air pump installs on going into the trachea, income trachea one end is installed and is communicated with each other with the external world in the outside of frame. This kind of drying -machine is used in catalyst production is provided with the air pump, through the water precipitation improvement stoving effect of air pressurization decompression in -process water separating phenomenon with the air, is provided with teeter chamber and heater, through the stirring heating of teeter chamber with the cooperation realization catalyst of heater, is provided with the heat lamp, and what the by heating lamp was further dries the catalyst, and the control of PLC controller is passed through in the aforesaid operation, is a convenient to use's drying -machine is used in catalyst production.