Vacuum freeze-drying device for medicines

The utility model discloses a medicine vacuum freeze-drying device. The medicine vacuum freeze-drying device comprises a machine body, a cooling assembly, a refrigerating assembly and a vacuum assembly. The machine body is provided with a working cavity, a heating assembly is arranged in the working cavity, and the heating assembly heats medicine; the cooling assembly is arranged in the working cavity in a sliding mode, the cooling assembly can slide out of the working cavity, the cooling assembly comprises a plurality of layers of object placing tables, and sliding plates capable of sliding are arranged on the object placing tables and used for placing medicine; the refrigeration assembly is arranged in the inner wall of the working cavity and connected with the storage table through a condensation pipe. The vacuum assembly is arranged in the machine body and located below the working cavity, and the vacuum assembly can communicate with the working cavity. According to the medicine drying device, the cooling