Quick drying device for investment casting shell

The invention relates to a quick drying device for an investment casting shell. The quick drying device comprises a base, a top plate is fixed to the upper portion of the base through a plurality of stand columns, a speed reducer is arranged in the center of the upper portion of the top plate, the output end of the speed reducer is connected with a rotating shaft, a large gear is arranged on a shaft body of the rotating shaft, and the lower end of the rotating shaft is rotationally connected with a rotating disc; a plurality of short shafts rotationally connected with the rotating disc are vertically arranged on the disc face of the rotating disc, pinions meshed with the large gear are arranged at the upper ends of the short shafts, the multiple pinions do not interfere with one another, and self-locking hooks used for hanging to-be-dried shells are arranged at the lower ends of the short shafts. The surface of the shell is uniformly dried, deformation or cracking of the shell is avoided, the labor intensity