Design and FEA Verification of Flexure Hinge for a Precision Platform

The precision platform is a kind of high precision working platform which can provide the micrometer displacement. In precision platform design,flexible hinge structure is widely used as mechanism of transmission. The flexible hinge plays the key role in determining the performance of the platform,t...

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Main Authors: Chang Xu, Gao Sitian, Li Dongsheng, Li Qi, Shi Yushu, Qian Xiaoli
Format: Article
Language:zho
Published: Editorial Office of Journal of Mechanical Transmission 2017-01-01
Series:Jixie chuandong
Subjects:
Online Access:http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2017.10.013
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author Chang Xu
Gao Sitian
Li Dongsheng
Li Qi
Shi Yushu
Qian Xiaoli
author_facet Chang Xu
Gao Sitian
Li Dongsheng
Li Qi
Shi Yushu
Qian Xiaoli
author_sort Chang Xu
collection DOAJ
description The precision platform is a kind of high precision working platform which can provide the micrometer displacement. In precision platform design,flexible hinge structure is widely used as mechanism of transmission. The flexible hinge plays the key role in determining the performance of the platform,the structure shape and size parameters of the flexible hinge affect the positioning accuracy. A novel flexible hinge structure constructed by superimposed branched chain is described,and the working stiffness,coupling stiffness,coupling coefficient as well as hinge stress performance of the platform based on this flexible hinge are calculated.In order to testify the accuracy of the results,finite element analysis software is utilized to cross validation. At last,it is showed that both the calculation and the simulation results have good consistency,which provides a reference for the design of flexure hinge used in precision platform.
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spelling doaj.art-a8d32be2fee945329aa3669ea7e1197c2025-01-10T14:20:46ZzhoEditorial Office of Journal of Mechanical TransmissionJixie chuandong1004-25392017-01-0141707429932729Design and FEA Verification of Flexure Hinge for a Precision PlatformChang XuGao SitianLi DongshengLi QiShi YushuQian XiaoliThe precision platform is a kind of high precision working platform which can provide the micrometer displacement. In precision platform design,flexible hinge structure is widely used as mechanism of transmission. The flexible hinge plays the key role in determining the performance of the platform,the structure shape and size parameters of the flexible hinge affect the positioning accuracy. A novel flexible hinge structure constructed by superimposed branched chain is described,and the working stiffness,coupling stiffness,coupling coefficient as well as hinge stress performance of the platform based on this flexible hinge are calculated.In order to testify the accuracy of the results,finite element analysis software is utilized to cross validation. At last,it is showed that both the calculation and the simulation results have good consistency,which provides a reference for the design of flexure hinge used in precision platform.http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2017.10.013Flexure hingeSuperimposed branched chainStiffnessCoupling propertyStressFinite element analysis
spellingShingle Chang Xu
Gao Sitian
Li Dongsheng
Li Qi
Shi Yushu
Qian Xiaoli
Design and FEA Verification of Flexure Hinge for a Precision Platform
Jixie chuandong
Flexure hinge
Superimposed branched chain
Stiffness
Coupling property
Stress
Finite element analysis
title Design and FEA Verification of Flexure Hinge for a Precision Platform
title_full Design and FEA Verification of Flexure Hinge for a Precision Platform
title_fullStr Design and FEA Verification of Flexure Hinge for a Precision Platform
title_full_unstemmed Design and FEA Verification of Flexure Hinge for a Precision Platform
title_short Design and FEA Verification of Flexure Hinge for a Precision Platform
title_sort design and fea verification of flexure hinge for a precision platform
topic Flexure hinge
Superimposed branched chain
Stiffness
Coupling property
Stress
Finite element analysis
url http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2017.10.013
work_keys_str_mv AT changxu designandfeaverificationofflexurehingeforaprecisionplatform
AT gaositian designandfeaverificationofflexurehingeforaprecisionplatform
AT lidongsheng designandfeaverificationofflexurehingeforaprecisionplatform
AT liqi designandfeaverificationofflexurehingeforaprecisionplatform
AT shiyushu designandfeaverificationofflexurehingeforaprecisionplatform
AT qianxiaoli designandfeaverificationofflexurehingeforaprecisionplatform