我部装载机液压油缸密封,原采用Y_x型轴用密封圈及防尘圈,经常漏油,油缸外泄漏主要发生在端盖与活塞杆接触处。198s年底,我们对其进行了改进,取消了Y_x型橡胶密封圈,在原基础上改成填料函密封装置(如图),并采用柔性石墨密封环。经九个月的运行 I loaders hydraulic cylinder seal loader, the original use of Y_x type shaft seals and dust rings, often oil leakage, cylinder leakage occurs mainly in the end cap and piston rod contact. At the end of 198s, we made improvements to it. We canceled Y_x type rubber seal, changed to stuffing box seal (pictured) on the original basis, and adopted flexible graphite seal ring. After nine months of operation