The rocker arm is an important part of the vertical mill, which transfers the pressure of the hydraulic cylinder to the grinding roll and turns it into the pressure of the grinding roll on the material bed. Its quality is directly related to the running state and production efficiency of the whole machine.

CHAENG vertical rolller mill

Therefore, in the selection of vertical mill, rocker arm quality is also an important indicator. Vertical mill upper and lower rocker arm processing material is usually: ZG270-500, under normal circumstances do not need to be replaced, but the upper and lower rocker arm connection cone pin, cone sleeve, disc spring and other parts are wearing parts, during the regular inspection, need to check in time whether there are problems, timely disassembly or replacement of parts, disassembly or replacement need to apply anti-card agent in each matching surface.