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R刀切削力系数辨识及动态切削力建模 被引量:7

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摘要 现有端铣切削力模型是针对平头铣刀建立的,忽略了刀具几何外形对切削力系数及动态切削力的影响。通过对R刀几何外形分析,沿切削刃将铣刀进行离散化处理,对切削刃微元施用瞬时刚性力模型,通过坐标变换和数值积分获得R刀的动态切削力模型,推导出其切削力系数实验辨识公式。为验证模型的正确性,设计了仿真程序和切削实验,仿真和切削实验结果的一致证实了模型的正确性。
作者 李忠群 刘强
出处 《农业机械学报》 EI CAS CSCD 北大核心 2008年第4期207-211,共5页 Transactions of the Chinese Society for Agricultural Machinery
基金 国防基础科研项目(项目编号:K1203020507)
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参考文献11

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