Double-cone drying device

The utility model discloses a double-cone drying device, relates to the technical field of double-cone drying equipment, and comprises two symmetrically arranged supporting boxes, a double-cone drying barrel and a support, the double-cone drying barrel is detachably connected with a barrel cover through a plurality of fastening devices, a damping box is arranged below the support, a limiting column is welded at the edge of the top surface of the damping box, and the limiting column is detachably connected with the barrel cover through a plurality of fastening devices. Springs arranged on the peripheries of the limiting columns in a sleeving mode make contact with the bottom faces of the supports, second hinged supports are fixed to the inner wall face of the damping box through bolts, and first dampers are hinged to the second hinged supports. The double-cone drying barrel and the barrel cover can be well connected in a sealed mode through the fastening device. Meanwhile, a support is arranged below the two s