Abstract : The vertical mixer is a commonly used machinery in feed-processing factory, which is specially widely used in small feed-processing factory. The vertical mixer consist of two major parts including the tube body and the mixer transportation. the tube body is determined by the mixture request and material properties. Based on original data, the total structure and the transmission devices is designed and selected. On that basis, the driving device, spiral shaft, vessel body, the electric motor, and the pulley was designed and selected. The mixer has such advantages as simple structure, low power consumption and well maintenance.
Key word: e vertical mixer; the vessel body; spiral shaft; motor; pulley