Talcum powder circulating calcining kiln

The utility model discloses a talcum powder circulating calcining kiln. The talcum powder circulating calcining kiln comprises a kiln body, a first supporting seat and a second supporting seat, a spiral conveying piece is fixedly arranged in a calcining cavity of the kiln body, a heating element is further arranged on the side wall of the kiln body, a first end and a second end which are opposite to each other are arranged in the length direction, and a feeding port and a discharging port are formed. A telescopic element capable of stretching out and drawing back in the height direction is arranged in the first supporting base, and the telescopic end of the telescopic element is hinged to the first end of the kiln body. The second supporting base is provided with a hinge base in the preset height direction, the hinge base directly faces the telescopic direction of the telescopic element, the second end of the kiln body can freely move within the preset range, and therefore when the telescopic element drives t