Adjustable shield tunneling machine in-hole disassembling tool

The utility model discloses an adjustable shield tunneling machine in-hole disassembling tool which comprises two sets of fixed bottom beams and two sets of U-shaped steel frames, and the two sets of U-shaped steel frames are fixedly connected through a plurality of connecting longitudinal beams. The U-shaped steel frame comprises a second horizontal cross beam, first horizontal cross beams are fixedly embedded into the two ends of the second horizontal cross beam respectively, inclined struts are fixedly connected to the first horizontal cross beams, second supporting stand columns are fixedly connected to the inclined struts, and two sets of first supporting stand columns are embedded into the second supporting stand columns; a plurality of sets of equidistant bolt through holes are correspondingly formed in the first supporting stand column, the second supporting stand column, the first horizontal cross beam and the second horizontal cross beam, and adjusting bolts are arranged in the bolt through holes fo