The invention provides a novel swinging-rolling combined fitness device, which is characterized in that extension keys are arrange at two ends of the outer side of an abdominal muscle wheel handle, the extension keys are connected with a sliding guide rail, the sliding guide rail is positioned on a sliding plate, the upper end of the sliding plate is connected with the supporting base in a rotating manner, an elastic element which is connected with the sliding plate is arranged in the supporting base, a limiting pin shaft which can be inserted and extracted is arranged on the supporting base,and the upper end of the sliding plate is connected with the supporting base in an elastic rotating manner by taking the limiting pin shaft as a rotating shaft. The device has the beneficial effects of being novel in principle, unique in structure and reliable to operate; and as the supporting base is arranged, a primary body builder can exercise along the guide rail, and the sliding guide rail and the elastic element are used as displacement stop points so as to ensure the safety of the primary body builder.