| 单边抛物线形柔性铰链的计算与性能分析 |
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| 引用本文： | 张志杰, 袁怡宝, 朱显辉,.单边抛物线形柔性铰链的计算与性能分析[J].电子器件,2008,31(4). |
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| 作者姓名： | 张志杰 袁怡宝 朱显辉 |
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| 作者单位： | 1. 哈尔滨工业大学,自动化测试与控制系,哈尔滨,150001
2. 黑龙江科技学院,电气与信息工程学院,哈尔滨,150027 |
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| 摘 要： | 提出了一种单边抛物线形柔性铰链,以力学卡氏第二定理和微积分为理论基础,推导了单边抛物线形柔性铰链柔度和转动精度的闭环解析公式,利用有限元的方法对柔性铰链的解析公式进行校验,结果表明:有限元方法与闭环解析式的结果基本一致.并对单边抛物线形柔性铰链的性能进行分析,得出了结构参数对其柔度性能的影响关系,并通过对双边抛物线形柔性铰链比较,分析了单边抛物线形柔性铰链的转动能力、转动精度和对轴向载荷的影响等性能,为柔性铰链在结构紧凑、大位移场合的工程应用提供了有价值的参考.
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| 关 键 词： | 单边抛物线形柔性铰链 柔度 转动精度 有限元 |
Design Calculation and Analysis of Half Parabolic Flexure Hinge |
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| ZHANG Zhi-jie,YUAN Yi-bao,ZHU Xian-hui.Design Calculation and Analysis of Half Parabolic Flexure Hinge[J].Journal of Electron Devices,2008,31(4). |
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| Authors: | ZHANG Zhi-jie YUAN Yi-bao ZHU Xian-hui |
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| Affiliation: | ZHANG Zhi-jie1,YUAN Yi-bao1,ZHU Xian-hui2 1.Department of Automation Measurement & Control , Instrumentation,Harbin Institute of Technology,Harbin 150001,China,2.School of Electric , information Engineering,Heilongjiang Institute of Science , Technology,Harbin 150027 |
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| Abstract: | A half parabolic flexure hinge is introduced.And based on the Castigliano's second theorem and calculus,Closed-form equations are formulated for compliances of half parabolic flexure hinge.Precision of rotation is also evaluated in terms of compliances.The finite element analysis results confirmed the model predictions.A unitary compliance-based analysis is performed by means of two-dimensional geometric parameters.Compared to symmetric parabolic flexure hinge,the performance of flexure hinge can be evaluat... |
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| Keywords: | half parabolic flexure hinge compliance precision of rotation finite element |
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