Automatic lifting rotary workbench

The utility model discloses an automatic lifting rotary workbench which comprises a rotary upper plate and a rotary lower plate which are coaxially arranged, the rotary upper plate and the rotary lower plate are connected through a first guide mechanism arranged in the vertical direction, and a plurality of first brackets used for containing jigs are arranged on the rotary upper plate in the circumferential direction of the rotary upper plate. The lower rotating plate is driven by a first driving mechanism to rotate and drives the upper rotating plate to rotate synchronously through a first guide mechanism, the upper rotating plate is pushed by a first lifting mechanism to ascend and descend through a first connecting shaft arranged in the vertical direction, and the first guide mechanismslides relative to the lower rotating plate in the vertical direction. The rotating plane and the working plane of the rotating upper plate are not on the same plane, the rotating upper plate can rotate freely and safely, mov