Rotary drum drying-machine

The utility model discloses a rotary drum drying-machine, including base no. 1, air-blower, heating device, first cylinder, feed inlet, interface, interior welt, stirring strip, external tooth tooth, the second drum, venthole, third cylinder, discharge gate, base no. 2, gear and motor, first cylinder, the second drum and the third cylinder of drying-machine are connected through the interface, first cylinder and the second drum establish respectively on base no. 1 and base no. 2, and first cylinder upper portion is equipped with the feed inlet, and the lateral part is equipped with heating device, and heating device passes through the tube coupling air-blower, third cylinder upper portion is equipped with the venthole, and the lower part is equipped with the discharge gate, inside interior welt and the stirring strip of being equipped with of the second drum, the meshing of gear on the motor and the external tooth tooth on the the second drum, this rotary drum drying-machine, reasonable in design, convenient to use, for dry is fast, and is efficient, and can stablize continuous operation, is fit for variously former foreseeing the mixture and drying what the cement manufacture in-process was used.