| 精密测量中零件热变形系数研究 |
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| 引用本文： | 费业泰,卢荣胜.精密测量中零件热变形系数研究[J].仪器仪表学报,1998,19(1):71-75. |
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| 作者姓名： | 费业泰 卢荣胜 |
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| 作者单位： | 合肥工业大学精仪系,合肥,230009 |
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| 摘 要： | 本文提出了零件热变形系数的概念，初步研究了现代高精度测量中热变形系数与热膨胀系数之间的关系以及对测量精度的影响，指出了传统的热变形误差计算方法严重不足之处，阐明了形体边界条件在零件高精度热变形计算中的影响问题。
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| 关 键 词： | 热变形系数 热膨胀系数 边界条件 结构因子 |
Research of Thermal Deformation Coefficient in Precision Measurement |
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| Fei Ye-tai,Lu Rong-sheng.Research of Thermal Deformation Coefficient in Precision Measurement[J].Chinese Journal of Scientific Instrument,1998,19(1):71-75. |
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| Authors: | Fei Ye-tai Lu Rong-sheng |
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| Affiliation: | Dept.of Precision Instrument\ Hefei Uni.of Tech. 230009 |
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| Abstract: | This pape advances a new concept of part thermal deformation coefficient,studies firstly the relations between thermal deformation coefficient,which affects measuring precision,and thermal expansion coefficient in morden precision measurement,points out some problems of the traditional calculation methods of thermal deformation error. expounds the roles of shape border conditions in accurite calculation of thermal deformation error. |
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| Keywords: | Thermal deformation coefficient Thermal expansion coefficient Shape border conditions Structure factor |
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