Design and analysis of a compliant parallel pan-tilt platform

dc.contributor.authorYu, Jingjun
dc.contributor.authorLu, Dengfeng
dc.contributor.authorHao, Guangbo
dc.contributor.funderNational Natural Science Foundation of China
dc.contributor.funderFoundation of Education of China
dc.date.accessioned2016-05-31T10:21:42Z
dc.date.available2016-05-31T10:21:42Z
dc.date.issued2015-02-11
dc.date.updated2015-01-26T11:07:02Z
dc.description.abstractIn combination of the advantages of both parallel mechanisms and compliant mechanisms, a compliant parallel mechanism with two rotational DOFs (degrees of freedom) is designed to meet the requirement of a lightweight and compact pan-tilt platform. Firstly, two commonly-used design methods i.e. direct substitution and FACT (Freedom and Constraint Topology) are applied to design the configuration of the pan-tilt system, and similarities and differences of the two design alternatives are compared. Then inverse kinematic analysis of the candidate mechanism is implemented by using the pseudo-rigid-body model (PRBM), and the Jacobian related to its differential kinematics is further derived to help designer realize dynamic analysis of the 8R compliant mechanism. In addition, the mechanism’s maximum stress existing within its workspace is tested by finite element analysis. Finally, a method to determine joint damping of the flexure hinge is presented, which aims at exploring the effect of joint damping on actuator selection and real-time control. To the authors’ knowledge, almost no existing literature concerns with this issue.en
dc.description.sponsorshipNational Natural Science Foundation of China (Grant No. 51175010); Foundation of Education of China (PhD Grant No. 20111102130004)en
dc.description.statusPeer revieweden
dc.description.versionAccepted Versionen
dc.format.mimetypeapplication/pdfen
dc.identifier.citationYu, J., Lu, D. and Hao, G. (2015) 'Design and analysis of a compliant parallel pan-tilt platform', Meccanica, pp.1-12. doi: 10.1007/s11012-015-0116-1en
dc.identifier.doi10.1007/s11012-015-0116-1
dc.identifier.endpage12en
dc.identifier.journaltitleMeccanicaen
dc.identifier.startpage1en
dc.identifier.urihttps://hdl.handle.net/10468/2652
dc.language.isoenen
dc.publisherSpringer Science and Business Mediaen
dc.rights© 2015, Springer Science and Business Media. The final publication is available at Springer via http://dx.doi.org/10.1007/s11012-015-0116-1en
dc.subjectCompliant parallel mechanismen
dc.subjectPan-tilten
dc.subjectFlexure hingeen
dc.subjectJoint dampingen
dc.titleDesign and analysis of a compliant parallel pan-tilt platformen
dc.typeArticle (peer-reviewed)en
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