Monorail crane rail installation and maintenance integrated automatic operation device

The invention relates to a monorail crane rail installation and maintenance integrated automatic operation device. In order to overcome the defects in the prior art and fill the blank in the prior art, the monorail crane track installation and maintenance integrated automatic operation device comprises a bearing beam, a power compartment and a plurality of bearing trolleys, four hydraulic supporting legs are arranged on the bearing beam, each hydraulic supporting leg comprises a cylinder barrel and a plunger and is provided with a hydraulic control valve set, and the hydraulic control valve sets are connected with the power compartment. Each hydraulic supporting leg is sleeved with a telescopic sleeve, the telescopic sleeve comprises an inner sleeve and an outer sleeve, a pair of inner protruding plates and a pair of outer protruding plates are welded to the upper portion of the outer sleeve, the outer sleeve is provided with horizontal hinge shafts, and the horizontal hinge shafts on the inner protruding pla