Rare earth carbonate drying device

The utility model discloses a rare earth carbonate drying device which comprises a feeding steel platform, a feeding mechanism, a cyclone separator, a rotary kiln, a transmission device, supporting wheels, a recovery mechanism and an air inlet connecting pipe. The feeding mechanism is arranged at the top of the feeding steel platform; the feeding mechanism is sequentially communicated with the cyclone separator, the rotary kiln, the recycling mechanism and the air inlet connecting pipe. The transmission device is arranged at the bottom of the rotary kiln; the supporting wheels are arranged onthe two sides of the transmission device. A feeding hole is formed in the top of the feeding mechanism; and a lubricating mechanism is arranged on the side edge of the cyclone separator. The utility model provides the rare earth carbonate drying device which can prevent a rotating brick returning kiln from pausing, realize uniform rotating speed, utilize high-temperature gas to dry rare earth carbonate and improve the wor