The invention discloses a learning device for 3D modeling. The learning device for 3D modeling comprises a computer display screen, a digital drawing board, a platform and a fixed base, wherein a sleeve rod is welded to the upper end of the fixed base, a squeezing screw is fixed to one side of the top end of the sleeve rod, an inner rod fits one end of the squeezing screw, and is movably containedin the sleeve rod, a second rotating shaft is installed at the top end of the inner rod, and hard teeth and soft teeth are arranged inside the second rotating shaft, and are mutually engaged; the platform is arranged at the top end of the second rotating shaft, a containing groove is formed in the top end of the surface of the platform, the computer display screen is arranged in the containing groove, and is rotationally connected through a first rotating shaft, the digital drawing board is embedded into the bottom end of the surface of the platform, and magnets are arranged on one side of the digital drawing board. According to the learning device for 3D modeling, a learning platform is provided for persons needing to learn 3D modeling, learning data playing on the computer display screen on the platform and manual drawing can be simultaneously carried out, learning is achieved while looking, and memories can be strengthened.