以球/平面接触方式,进行炭纤维织物复合材料与GCr15钢球之间的扭动微动磨损实验研究,讨论纤维取向对微动磨损性能的影响.结果表明:该材料与金属材料类似,均存在3个微动运行区域,即部分滑移区、混合区以及滑移区,微动磨损机制为磨粒磨损和氧化磨损.炭纤维复合材料微动摩擦磨损性能表现出明显各向异性特征,即纤维平行且垂直于接触表面的纤维混合排布(N取向)复合材料的摩擦耗散能和磨损量均小于纤维平行于接触表面的P取向.在混合区域,磨损区半径随循环周次的增加而逐渐增大,且N取向小于P取向.
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