Finite Element Analyses of Bolted Joints Using Different Thread Modelling Techniques

Intensive finite element analyses (FEA) were carried out to investigate the effects of thread modelling techniques on torque-force relation in threaded joints. The bolt thread was modelled by solid revolving the ISO thread profile and it was meshed using hexahedral elements. The nut thread was model...

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Main Authors: Mohammed Saber, Houssam Chouikhi
Format: Article
Language:English
Published: Faculty of Mechanical Engineering in Slavonski Brod, Faculty of Electrical Engineering in Osijek, Faculty of Civil Engineering in Osijek 2023-01-01
Series:Tehnički Vjesnik
Subjects:
Online Access:https://hrcak.srce.hr/file/417625
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author Mohammed Saber
Houssam Chouikhi
author_facet Mohammed Saber
Houssam Chouikhi
author_sort Mohammed Saber
collection DOAJ
description Intensive finite element analyses (FEA) were carried out to investigate the effects of thread modelling techniques on torque-force relation in threaded joints. The bolt thread was modelled by solid revolving the ISO thread profile and it was meshed using hexahedral elements. The nut thread was modelled either by solid/cut revolving the ISO thread profile, with/without root fillet or by using hexahedral/tetrahedral elements. Excellent agreement was found between torque-force relationship obtained using the FEA, the experimental result and the theoretical analyses. The FEA results showed the torque-force relationship is independent of both the modelling techniques and the mesh size but highly dependent on coefficient of friction between surfaces in contact. The study outputs support the simplified approach to use the tetrahedral elements to model threaded joints. The value of the equivalent coefficient of friction to be used is approximately the sum of the coefficients of friction at the threads and that at the bearing area.
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spelling doaj.art-f272041b1b2a4df29f21b84ad392557c2024-04-15T18:11:26ZengFaculty of Mechanical Engineering in Slavonski Brod, Faculty of Electrical Engineering in Osijek, Faculty of Civil Engineering in OsijekTehnički Vjesnik1330-36511848-63392023-01-0130117818410.17559/TV-20220504091929Finite Element Analyses of Bolted Joints Using Different Thread Modelling TechniquesMohammed Saber0Houssam Chouikhi1Department of Mechanical Engineering, College of Engineering, King Faisal University, Al Ahsa, Saudi Arabia; Department of Production Engineering and Mechanical Design, Faculty of Engineering, Port Said University, Egypt, PO Box 400 Eastern Province - Al Ahsa, 31982, Saudi ArabiaDepartment of Mechanical Engineering, College of Engineering, King Faisal University, Al Ahsa, Saudi Arabia; Laboratory of Electromechanical Systems, National Engineering School of Sfax, University of Sfax, 3038 Sfax, Tunisia, PO Box 400, Eastern Province - Al Ahsa, 31982, Saudi ArabiaIntensive finite element analyses (FEA) were carried out to investigate the effects of thread modelling techniques on torque-force relation in threaded joints. The bolt thread was modelled by solid revolving the ISO thread profile and it was meshed using hexahedral elements. The nut thread was modelled either by solid/cut revolving the ISO thread profile, with/without root fillet or by using hexahedral/tetrahedral elements. Excellent agreement was found between torque-force relationship obtained using the FEA, the experimental result and the theoretical analyses. The FEA results showed the torque-force relationship is independent of both the modelling techniques and the mesh size but highly dependent on coefficient of friction between surfaces in contact. The study outputs support the simplified approach to use the tetrahedral elements to model threaded joints. The value of the equivalent coefficient of friction to be used is approximately the sum of the coefficients of friction at the threads and that at the bearing area.https://hrcak.srce.hr/file/417625finite element thread modellingnut-bolt frictionthreaded jointtightening forcetightening torque
spellingShingle Mohammed Saber
Houssam Chouikhi
Finite Element Analyses of Bolted Joints Using Different Thread Modelling Techniques
Tehnički Vjesnik
finite element thread modelling
nut-bolt friction
threaded joint
tightening force
tightening torque
title Finite Element Analyses of Bolted Joints Using Different Thread Modelling Techniques
title_full Finite Element Analyses of Bolted Joints Using Different Thread Modelling Techniques
title_fullStr Finite Element Analyses of Bolted Joints Using Different Thread Modelling Techniques
title_full_unstemmed Finite Element Analyses of Bolted Joints Using Different Thread Modelling Techniques
title_short Finite Element Analyses of Bolted Joints Using Different Thread Modelling Techniques
title_sort finite element analyses of bolted joints using different thread modelling techniques
topic finite element thread modelling
nut-bolt friction
threaded joint
tightening force
tightening torque
url https://hrcak.srce.hr/file/417625
work_keys_str_mv AT mohammedsaber finiteelementanalysesofboltedjointsusingdifferentthreadmodellingtechniques
AT houssamchouikhi finiteelementanalysesofboltedjointsusingdifferentthreadmodellingtechniques