Multi-degree-of-freedom posture stepless adjusting device

The invention discloses a multi-degree-of-freedom posture stepless adjusting device, and belongs to the technical field of large equipment hoisting, the multi-degree-of-freedom posture stepless adjusting device comprises an adapter, two ends of the adapter are respectively provided with a rolling angle encoder and a tilt angle sensor, and one end, connected with the tilt angle sensor, of the adapter is also connected with a deflection oil cylinder, a rolling oil cylinder and a rotating body; the other end of the rotating body is connected with a pitching oil cylinder, the pitching oil cylinder is connected with the rotating seat through a connecting rod, and the lower portion of the rotating body is further connected with the rotating seat through a connecting support. According to the device, adjustment of the posture of a large load is achieved, accurate control and adjustment of the position of the large load are achieved through driving of a hydraulic oil cylinder and a hydraulic motor, load posture infor