The invention discloses a powder pressurization device and a pressing method, belonging to the technical field of material processing and mechanical equipment, including an upper die punch, an upper die punch hydraulic rod, a front female die, a rear female die, a female die hydraulic rod, a lower die punch, Stripping plate, stripping plate hydraulic rod, female mold hydraulic rod servo motor, upper die punching hydraulic rod servo motor, stripping plate hydraulic rod servo motor, powder incremental pressing compared with one-time pressing, in terms of bottom density and average density The properties are all superior, so that the green density is uniform, and the final performance of the product is improved. The invention realizes electrical and automatic control, improves production efficiency, reduces production costs, reduces manpower work intensity, and improves use safety. In addition, through Provide high power mode and low power mode to reduce energy consumption and improve efficiency.