为了获得更高精度的高体积分数SiCp/Al复合材料铣削加工表面残余应力数据,采用有限元分析软件ABAQUS建立了基于正交切削的微观平面应变模型.复合材料两相材料属性被分别定义,改善了在宏观状态下整体定义材料属性的精度缺陷,并对其微观状态切削残余应力产生过程进行模拟分析.分析并得出了不同切削参数对工件加工表面残余应力的影响规律以及沿工件层深方向的残余应力分布情况.结果表明切削速度和每齿进给量对SiCp/Al复合材料已加工表面残余应力有着相似的影响规律,但每齿进给量的影响作用较为显著.
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