Parallel-serial pose adjusting mechanism

The utility model provides a parallel-serial pose adjusting mechanism which comprises a fixed base, a movable platform and a plurality of drive supporting chains, wherein the moving platform is arranged above the fixed base in parallel, the plurality of drive supporting chains are arranged between the fixed base and the movable platform and used for supporting the movable platform. The parallel-serial pose adjusting mechanism further comprises at least three adjusting bearing units which are fixed below the fixed base along the vertical direction, and the height of the adjusting bearing units can be adjusted. According to the parallel-serial pose adjusting mechanism, due to the fact that the adjusting bearing units with the adjustable height are arranged below the fixed base, pose adjustment of the fixed base is achieved, an application range and adjusting precision of parallel equipment are improved, meanwhile, due to the arrangement of the adjusting bearing units, the fixed base can be jacked up to a certain height, and other devices can be convenient to arrange below the fixed base.