The utility model relates to a device based on superconducting magnetic levitation and compound supporting of air supporting belongs to precision machining apparatus technical field. The utility modeldiscloses a vibration isolation platform, the permanent magnetism block material, superconductive bulk, parts such as industry aviation aluminium, the permanent magnetism block material is placed onhorizontally vibration isolation platform, the pressure sensor display instrument is placed on vibration isolation platform's right side and is placed on the base, inside the superconductive bulk embedding industry aviation aluminium, the two constitutes air hydrostatic bearing jointly, the central point that air hydrostatic bearing's gas pocket was placed downwards at the permanent magnetism block material puts, pressure sensor places and places in air hydrostatic bearing top and level, be connected the pressure sensor display instrument with pressure sensor, positioning tray places directlyover pressure sensor with the bolt, the balancing weight is placed in bolt positioning tray, for the adjust pressure size, air compressor passes through the intake pipe to air hydrostatic bearing airfeed, the utility model discloses model simplification, easy understanding, easy operation is convenient, and the equilibrium is stable.