Novel lining and barrel assembling hydraulic device

The utility model relates to the technical field of petrochemical equipment manufacturing, in particular to a novel lining and barrel assembling hydraulic device which comprises a positioning sliding rod and a fixing ring plate set arranged on the positioning sliding rod in a sleeving mode. The middle of the fixed annular plate set is provided with a movable channel allowing the barrel and the reinforcing base plate to be inserted in the axial direction. The fixed ring plate group is also provided with a plurality of hydraulic jacks which are arranged at intervals along the circumferential direction of the fixed ring plate group; the inner ring of the fixed ring plate group is also provided with at least one axial pushing roller which axially rolls towards the positioning sliding rod; the hydraulic device further comprises a hydraulic pump station and an oil way distribution device communicated with the hydraulic pump station, and the oil way distribution device is communicated with the hydraulic jacks. Exter