乘用车轮毂轴承性能试验方法综述

Review on Performance Test Methods for Hub Bearings Used in Passenger Cars

性能试验是轮毂轴承产品开发的重要环节,根据轮毂轴承的功能分析了其性能要求及决定性能的因素,总结了耐久性试验、弯曲疲劳试验、密封试验、高速泄漏试验、摩擦力矩试验、冲击强度试验、路肩冲击试验、力矩刚性试验、微动磨损试验及其他功能试验方法在各大主机厂的研究进展,评价了现有轮毂轴承性能试验方法,并对相关研究进行了展望。

Performance test is an important part for development of hub bearing products.According to functions of hub bearings,the performance requirements and factors that determine performances are analyzed.The research progresses on durability test,bending fatigue test,sealing test,high-speed leakage test,friction torque test,impact strength test,road shoulder impact test,torque stiffness test,fretting wear test and other functional test methods in major OEMs are summarized.The existing performance test methods for hub bearings are evaluated,and the related research is prospected.