Hydraulic system of back pressure type cement roller press

The utility model discloses a hydraulic system of a back pressure type cement roller press. The device comprises a box body, a control panel, a collecting box and a hydraulic oil cylinder, the controlpanel is mounted at the front part of the box body; the collecting box is fixed on one side of the box body; the hydraulic oil cylinder is fixed to the other side of the box body, a material conveying pipe is fixed to the upper portion of the collecting box, an auger is installed in the material conveying pipe, a first motor is fixed to the upper portion of the material conveying pipe, a connecting pipe is installed between the material conveying pipe and the box body, and a feeding pipe is arranged on the upper portion of the hydraulic oil cylinder. According to the utility model, the secondmotor and the stirring rod are arranged; according to the cement crushing device, primary crushing treatment can be conducted on cement, the situation that blockage is caused by large-size cement isavoided, normal operation o