Three-dimensional planting device based on smart agriculture

The invention discloses a three-dimensional planting device based on smart agriculture, and relates to the technical field of three-dimensional planting. The device comprises a stand column, and a plurality of planting frames are fixedly connected to the stand column in the height direction of the stand column. Each planting frame comprises a pair of hoop assemblies arranged up and down, and a pair of lifting assemblies are symmetrically and fixedly connected between the two hoop assemblies. Each lifting assembly comprises a shell, the upper end and the lower end of each shell are fixedly connected with the two hoop assemblies respectively, a sliding groove in the vertical direction is formed in each shell, a sliding block is connected into each sliding groove in a sliding mode, a lead screw rotating in the vertical direction is fixedly connected into each sliding groove, each sliding block is in threaded connection with the corresponding lead screw, and a planting pot is fixedly connected to each sliding blo