The structure of a swing bearing The excavator swing bearing is a force transmission component that rotates relative to the upper and lower body of the excavator, used to support the mass of the upper body and withstand working loads. The inner race is connected to the lower body, the outer race is connected to […]

Swing bearings are widely used in many large construction machinery and equipment, such as the commonly used excavator. Due to the high workload and complex working environment of excavators, bearing damage is inevitable after prolonged operation. The damage of the swing bearing generally manifests as abnormal noise, increased clearance, oil leakage at the sealing device, […]

Some drivers often encounter lubricating oil leakage from the oil seal of the excavator swing bearing, and the leaked oil and butter become thinner together, making it difficult to distinguish the type! How to determine what oil is leaking out? The first step is to check whether the oil level of the gear oil of […]