Jacking device of oil press

The utility model discloses a jacking device of an oil press. The jacking device is provided with a mechanism shell, the mechanism shell comprises a table top, four side faces and an opening face. A jacking tray parallel to the table top of the mechanism shell is arranged in the mechanism shell, and a block-up block is arranged in the center of the jacking tray. The heightening block makes contact with the end face of the hydraulic jacking column from the opening face of the mechanism shell. A plurality of ejector rod through holes are formed in the table top of the mechanism shell; the jacking device is provided with a plurality of jacking rods, and the jacking rods penetrate through the jacking rod through holes and make contact with the plane of the jacking tray. By the adoption of the technical scheme, the pressure machining device is simple in structure, convenient to install and easy to operate, the problem that in the prior art, pressure machining equipment is insufficient in function is solved, limita