The invention discloses an automatic three-dimensional Liangpi machine. The machine comprises an upper shell, a control box, a support rod, a feeding funnel and an unloading device, an air outlet pipeis arranged on the surface of the upper shell, a motor is arranged below the upper shell, the control box is arranged on the right side of the motor, a steam control screen is arranged on the surfaceof the control box, a power switch is arranged on the right side of the steam control screen, a steam adjusting knob is arranged on the surface of the control box, a rotating speed adjusting knob isarranged below the steam adjusting knob, a speed changer is arranged on the right side of the control box, a former is arranged on the lower side of the feeding funnel, the control box is connected tothe former through a steam pipe, the unloading device is arranged in the feeding funnel, and unloading pipe is arranged in the unloading device, and an adjusting handle is arranged on the surface ofthe unloading device. According to the invention, a discharge nozzle can be replaced according to actual requirements through a fastening device arranged below the former so as to meet different process requirements, and to improve the functionality of equipment.