The invention discloses a step shifting machine, which comprises a base unit, a moving unit, a lifting unit, a loading unit, two armrests, a supporting unit and a back leaning unit.The mobile unit is connected to the bottom frame of the base unit, and the mobile unit comprises a four-wheel body and at least two locating parts, the four-wheel body is spaced on the four peripheral edges of the bottom frame of the base unit, and at least two locating parts are respectively arranged on the corresponding four-wheel body.The lifting unit is movably arranged on the base unit, and the lifting unit comprises two receiving parts, and the lifting unit moves up and down relative to the base unit.The loading unit is detachably connected to the lifting unit, which is provided with a support part.The handrail part is provided with a corresponding receiving part.The back-up unit is arranged on one side of the lifting unit.本創作揭露一種學步移位機，包括基座單元、移動單元、升降單元、乘載單元、兩扶手部、支撐單元及背靠單元。移動單元連接於基座單元的底框，移動單元包含四輪體及至少兩定位件，四輪體間隔地位於基座單元的底框四周緣，至少兩定位件分別設於在對應的四輪體。升降單元可移動地設於基座單元，升降單元包含兩承接部，該升降單元相對於該基座單元上下移動。乘載單元可拆卸地連接於升降單元，乘載單元設有支撐部。扶手部設於對應的承接部。背靠單元設於升降單元之一側。
