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齿轮泵油封窜油是指液压油将骨架油封击穿并溢出。齿轮泵窜油严重影响装载机的正常工作和齿轮泵的使用可靠性。现对齿轮泵油封窜油问题的故障原因和相应控制方法分析如下：１零部件制造质量的影响(1)油封质量问题唇口几何形状不合格，缩紧弹簧太松等造成气密性试验时漏气，使齿
Gear pump oil seal channeling oil is the hydraulic oil will be the skeleton oil seal breakdown and overflow. Gear pump oil disruption seriously affect the normal operation of the loader and gear pump reliability. The gear pump oil seal oiling problems of the cause of the malfunction and the corresponding control method is analyzed as follows: 1 parts manufacturing quality (1) the quality of the oil seal lip geometry unqualified tightening spring is too loose and so cause air tightness test Leak, so that teeth