BOLT COUPLING STRUCTURE OF CONTACT STRESS AND THE INFLUENCE FACTORS OF JOINT STIFFNESS

Considering the nonlinear factors,the contact and friction between plates as well as bolt and plates,bolt preload,etc,three-dimensional finite element model bolted structure was developed. Three mathematical expressions of contact stress was deduced,which was based on the assumption that stress dist...

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Main Authors: YANG Hui, HAN Jiang, CHU XiangQian
Format: Article
Language:zho
Published: Editorial Office of Journal of Mechanical Strength 2015-01-01
Series:Jixie qiangdu
Subjects:
Online Access:http://www.jxqd.net.cn/thesisDetails#10.16579/j.issn.1001.9669.2015.01.022
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author YANG Hui
HAN Jiang
CHU XiangQian
author_facet YANG Hui
HAN Jiang
CHU XiangQian
author_sort YANG Hui
collection DOAJ
description Considering the nonlinear factors,the contact and friction between plates as well as bolt and plates,bolt preload,etc,three-dimensional finite element model bolted structure was developed. Three mathematical expressions of contact stress was deduced,which was based on the assumption that stress distribution in a circular cone. Compared with the finite element analysis,the corresponding deviation is within 9. 2%; Based on finite element computation,The influence to contact stress between connected components was analyzed with different thickness of the connected component,the clearance of the bolt hole and the diameter of nut. the experience formula of the connection stiffness was got,compared with the finite element analysis,the deviation of obtained member stiffness less than 5. 24%.
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publisher Editorial Office of Journal of Mechanical Strength
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spelling doaj.art-91fbfe74cb3e48acac1e586f1eb193622023-08-01T07:39:33ZzhoEditorial Office of Journal of Mechanical StrengthJixie qiangdu1001-96692015-01-013712813230590928BOLT COUPLING STRUCTURE OF CONTACT STRESS AND THE INFLUENCE FACTORS OF JOINT STIFFNESSYANG HuiHAN JiangCHU XiangQianConsidering the nonlinear factors,the contact and friction between plates as well as bolt and plates,bolt preload,etc,three-dimensional finite element model bolted structure was developed. Three mathematical expressions of contact stress was deduced,which was based on the assumption that stress distribution in a circular cone. Compared with the finite element analysis,the corresponding deviation is within 9. 2%; Based on finite element computation,The influence to contact stress between connected components was analyzed with different thickness of the connected component,the clearance of the bolt hole and the diameter of nut. the experience formula of the connection stiffness was got,compared with the finite element analysis,the deviation of obtained member stiffness less than 5. 24%.http://www.jxqd.net.cn/thesisDetails#10.16579/j.issn.1001.9669.2015.01.022Bolt connection;Preload;Contact stress;Connection stiffness
spellingShingle YANG Hui
HAN Jiang
CHU XiangQian
BOLT COUPLING STRUCTURE OF CONTACT STRESS AND THE INFLUENCE FACTORS OF JOINT STIFFNESS
Jixie qiangdu
Bolt connection;Preload;Contact stress;Connection stiffness
title BOLT COUPLING STRUCTURE OF CONTACT STRESS AND THE INFLUENCE FACTORS OF JOINT STIFFNESS
title_full BOLT COUPLING STRUCTURE OF CONTACT STRESS AND THE INFLUENCE FACTORS OF JOINT STIFFNESS
title_fullStr BOLT COUPLING STRUCTURE OF CONTACT STRESS AND THE INFLUENCE FACTORS OF JOINT STIFFNESS
title_full_unstemmed BOLT COUPLING STRUCTURE OF CONTACT STRESS AND THE INFLUENCE FACTORS OF JOINT STIFFNESS
title_short BOLT COUPLING STRUCTURE OF CONTACT STRESS AND THE INFLUENCE FACTORS OF JOINT STIFFNESS
title_sort bolt coupling structure of contact stress and the influence factors of joint stiffness
topic Bolt connection;Preload;Contact stress;Connection stiffness
url http://www.jxqd.net.cn/thesisDetails#10.16579/j.issn.1001.9669.2015.01.022
work_keys_str_mv AT yanghui boltcouplingstructureofcontactstressandtheinfluencefactorsofjointstiffness
AT hanjiang boltcouplingstructureofcontactstressandtheinfluencefactorsofjointstiffness
AT chuxiangqian boltcouplingstructureofcontactstressandtheinfluencefactorsofjointstiffness