Disassembling and assembling equipment for disassembling and assembling gas turbine bearing

The invention belongs to the technical field of gas turbines, and particularly relates to dismounting and mounting equipment for dismounting and mounting a gas turbine bearing, the dismounting and mounting equipment comprises a shaft head structure and a dismounting and mounting tool, the shaft head structure comprises a thrust disc and a main shaft detachably connected with the thrust disc, and the rear end of the thrust disc is connected with a thrust radial combined bearing; the disassembling and assembling tool comprises a fixing support, a beam guide rail, a crane, a connecting plate and a balance weight support, the fixing support is used for being connected with the inner wall of an air inlet chamber of the gas turbine, one end of the beam guide rail is connected to the fixing support, the other end of the beam guide rail is connected to a gas turbine shaft head sealing flange in the gas turbine, and the crane can slide on the beam guide rail. One end of the travelling crane is connected with the shaft