Mode Analysis of Degree of Freedom of a New Bifurcation Parallel Mechanism

A new bifurcated single-loop closed-chain configuration URRC is proposed.This single-loop closed-chain has two degrees of freedom modes.A bifurcated parallel mechanism is obtained by combining series branch PRRP with bifurcated single-loop closed chain to form a hybrid branch chain and connecting th...

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Main Authors: Song Wei, Xu Yong, Liu Yong, Lü Yeping, Liang Zheng
Format: Article
Language:zho
Published: Editorial Office of Journal of Mechanical Transmission 2020-04-01
Series:Jixie chuandong
Subjects:
Online Access:http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2020.04.007
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author Song Wei
Xu Yong
Liu Yong
Lü Yeping
Liang Zheng
author_facet Song Wei
Xu Yong
Liu Yong
Lü Yeping
Liang Zheng
author_sort Song Wei
collection DOAJ
description A new bifurcated single-loop closed-chain configuration URRC is proposed.This single-loop closed-chain has two degrees of freedom modes.A bifurcated parallel mechanism is obtained by combining series branch PRRP with bifurcated single-loop closed chain to form a hybrid branch chain and connecting the moving platform and fixed platform with three parallel branches.Through the combination of different modes of single-loop closed-chain,the parallel mechanisms of 3T3R,3T,2R1TⅠ,2R1TⅡ and 1R2T with five DOF modes are obtained.The correctness of the five DOF modes of the bifurcated parallel mechanism and the rationality of driving selection are proved by screw theory analysis.
format Article
id doaj-art-aa1d55e645074ad9a919b9607ef5e6b4
institution Kabale University
issn 1004-2539
language zho
publishDate 2020-04-01
publisher Editorial Office of Journal of Mechanical Transmission
record_format Article
series Jixie chuandong
spelling doaj-art-aa1d55e645074ad9a919b9607ef5e6b42025-01-10T14:44:24ZzhoEditorial Office of Journal of Mechanical TransmissionJixie chuandong1004-25392020-04-0144455331442528Mode Analysis of Degree of Freedom of a New Bifurcation Parallel MechanismSong WeiXu YongLiu YongLü YepingLiang ZhengA new bifurcated single-loop closed-chain configuration URRC is proposed.This single-loop closed-chain has two degrees of freedom modes.A bifurcated parallel mechanism is obtained by combining series branch PRRP with bifurcated single-loop closed chain to form a hybrid branch chain and connecting the moving platform and fixed platform with three parallel branches.Through the combination of different modes of single-loop closed-chain,the parallel mechanisms of 3T3R,3T,2R1TⅠ,2R1TⅡ and 1R2T with five DOF modes are obtained.The correctness of the five DOF modes of the bifurcated parallel mechanism and the rationality of driving selection are proved by screw theory analysis.http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2020.04.007Bifurcation
spellingShingle Song Wei
Xu Yong
Liu Yong
Lü Yeping
Liang Zheng
Mode Analysis of Degree of Freedom of a New Bifurcation Parallel Mechanism
Jixie chuandong
Bifurcation
title Mode Analysis of Degree of Freedom of a New Bifurcation Parallel Mechanism
title_full Mode Analysis of Degree of Freedom of a New Bifurcation Parallel Mechanism
title_fullStr Mode Analysis of Degree of Freedom of a New Bifurcation Parallel Mechanism
title_full_unstemmed Mode Analysis of Degree of Freedom of a New Bifurcation Parallel Mechanism
title_short Mode Analysis of Degree of Freedom of a New Bifurcation Parallel Mechanism
title_sort mode analysis of degree of freedom of a new bifurcation parallel mechanism
topic Bifurcation
url http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2020.04.007
work_keys_str_mv AT songwei modeanalysisofdegreeoffreedomofanewbifurcationparallelmechanism
AT xuyong modeanalysisofdegreeoffreedomofanewbifurcationparallelmechanism
AT liuyong modeanalysisofdegreeoffreedomofanewbifurcationparallelmechanism
AT luyeping modeanalysisofdegreeoffreedomofanewbifurcationparallelmechanism
AT liangzheng modeanalysisofdegreeoffreedomofanewbifurcationparallelmechanism