Lubrication of mucking rock loader is very important. Many of the roller bearings "burned" and the payment was due to the leaking of the mucking rock loader, which was not discovered in time. It is generally believed that there may be oil leakage in the following 5 places of the mucking rock loader: due to the bad or damaged O-ring between the retaining ring and the shaft, the oil leaks from the outside of the retaining ring and the shaft; due to poor contact or O of the floating ring of the mucking rock loader Defects in the shape ring, oil leakage from the outside of the retaining ring and the supporting wheel (supporting wheel, guide wheel, drive wheel); due to the poor O-ring between the mucking rock loader supporting wheel and the bushing, from the bushing and the roller Oil leakage between; due to loose oil filler plug or damaged seat hole sealed by the tapered plug, oil leakage at the oil filler screw; due to poor O-ring, oil leakage between the cover and the roller Therefore, you should pay attention to check the above parts of the mucking rock loader, and add and replace regularly according to the lubrication cycle of each part of the mucking rock loader.