A Spatial Modularized Truss Deployable Mechanism and Motion Process Analysis

In order to design a new spatial truss deployable mechanism with high folding rate and analyze its unfolding motion,2-DOF modularized deployable mechanism unit constituted from two rectangular pyramids arranged symmetrically is proposed. Firstly,modularized principle of truss deployable mechanism is...

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Bibliographic Details
Main Authors: Cao Jujiang, Chen Yuan, Wei Yan, Zheng Hangni
Format: Article
Language:zho
Published: Editorial Office of Journal of Mechanical Transmission 2018-01-01
Series:Jixie chuandong
Subjects:
Online Access:http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2018.12.014
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Summary:In order to design a new spatial truss deployable mechanism with high folding rate and analyze its unfolding motion,2-DOF modularized deployable mechanism unit constituted from two rectangular pyramids arranged symmetrically is proposed. Firstly,modularized principle of truss deployable mechanism is explained.Secondly,according to folding conditions during the motion,the geometric coordination equations are derived.Finally,the deployable mechanism is simplified to a planar mechanism based on its kinematic characteristic,and its freedom of degree is computed and kinematics equations are established based on closed loop vector.
ISSN:1004-2539