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单晶锗各向异性对加工表面粗糙度的影响

苗实 史国权 石广丰 蔡洪彬

苗实, 史国权, 石广丰, 蔡洪彬. 单晶锗各向异性对加工表面粗糙度的影响[J]. 机械科学与技术, 2017, 36(1): 89-94. doi: 10.13433/j.cnki.1003-8728.2017.0113
引用本文: 苗实, 史国权, 石广丰, 蔡洪彬. 单晶锗各向异性对加工表面粗糙度的影响[J]. 机械科学与技术, 2017, 36(1): 89-94. doi: 10.13433/j.cnki.1003-8728.2017.0113
Miao Shi, Shi Guoquan, Shi Guangfeng, Cai Hongbin. Effect of Germanium Single-crystal Anisotropy on Roughness of Cutting Surface[J]. Mechanical Science and Technology for Aerospace Engineering, 2017, 36(1): 89-94. doi: 10.13433/j.cnki.1003-8728.2017.0113
Citation: Miao Shi, Shi Guoquan, Shi Guangfeng, Cai Hongbin. Effect of Germanium Single-crystal Anisotropy on Roughness of Cutting Surface[J]. Mechanical Science and Technology for Aerospace Engineering, 2017, 36(1): 89-94. doi: 10.13433/j.cnki.1003-8728.2017.0113

单晶锗各向异性对加工表面粗糙度的影响

doi: 10.13433/j.cnki.1003-8728.2017.0113
基金项目: 

国家自然科学基金面上项目(51075042)资助

详细信息
    作者简介:

    苗实(1987-),硕士研究生,研究方向为精密、超精密加工技术及装备,miaoshicom@163.com

    通讯作者:

    史国权(联系人),教授,博士,sgq@cust.edu.cn

Effect of Germanium Single-crystal Anisotropy on Roughness of Cutting Surface

  • 摘要: 为了减少锗组件加工时易发生断裂破坏和加工表面质量不均一问题,从单晶锗结构的各向异性特征出发,研究了单晶锗材料解理面和滑移面上的应力变化;给出晶体取向对切屑脆-韧去除方式影响程度的判据;建立了单晶锗任意晶面的解理面和滑移面上应力计算模型;分析了单晶锗车削表面粗糙度以及切削力的各向异性分布规律。并对典型晶面及任意晶面的切屑脆-韧去除方式和晶向之间关系进行了计算。通过切削试验,验证了模型和判据的正确性。
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出版历程
  • 收稿日期:  2014-10-08
  • 刊出日期:  2017-01-16

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