采用激光加工方法在硬质合金刀具的前刀面加工出微织构,并在微织构中填充固体润滑剂制成微织构自润滑刀具;使用微织构自润滑刀具、微织构刀具以及传统硬质合金刀具分别对0Cr18Ni9奥氏体不锈钢进行干切削试验,并对比了它们的切削性能.结果表明:与传统刀具相比,微织构自润滑刀具能有效提高切削性能(主切削力减小了8％～16％,切削温度降低了15％～24％),增加切屑的曲卷,改善刀具的粘着磨损现象.
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