SINGULARITY CONFIGURATION AND MECHANICS UNLOADING ANALYSIS FOR 3-SPS/S SPHERICAL PARALLEL MECHANISM OF HIP JOINT

Combined with the actual structure and function characteristics of the human hip joint,3-SPS/S( S for spherical pair,P for prismatic pair) spherical parallel mechanism is chosen as the prototype for the hip joint. After the inverse kinetic solution was solved,the singularity trajectory equations wer...

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Main Authors: HOU YuLei, LI ZhiSen, WEI XiaoChen, ZHOU ZhiYu, ZHAO LiuJian, ZENG DaXing
Format: Article
Language:zho
Published: Editorial Office of Journal of Mechanical Strength 2017-01-01
Series:Jixie qiangdu
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Online Access:http://www.jxqd.net.cn/thesisDetails#10.16579/j.issn.1001.9669.2017.02.016
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author HOU YuLei
LI ZhiSen
WEI XiaoChen
ZHOU ZhiYu
ZHAO LiuJian
ZENG DaXing
author_facet HOU YuLei
LI ZhiSen
WEI XiaoChen
ZHOU ZhiYu
ZHAO LiuJian
ZENG DaXing
author_sort HOU YuLei
collection DOAJ
description Combined with the actual structure and function characteristics of the human hip joint,3-SPS/S( S for spherical pair,P for prismatic pair) spherical parallel mechanism is chosen as the prototype for the hip joint. After the inverse kinetic solution was solved,the singularity trajectory equations were established and the singular tracks were plotted. The static equilibrium equations of each component of the mechanism were established using the vector method. The curves of the exerted force on branches with the variety of poses were plotted by numerical examples,and then the mechanics unloading effect of the middle limb was analyzed. Through simulation analysis of the mechanism with ADAMS software,the force-time curves of the hinges fixed to the mechanism ’s branches corresponding to prescribed trajectory were obtained,which verified mechanics unloading function of mechanism. The research contents should possess certain theoretical guiding significance for the development and control of the hip joint of the humanoid robot.
format Article
id doaj-art-371f5defbbbf4d13a9e2f7f148c7e33f
institution Kabale University
issn 1001-9669
language zho
publishDate 2017-01-01
publisher Editorial Office of Journal of Mechanical Strength
record_format Article
series Jixie qiangdu
spelling doaj-art-371f5defbbbf4d13a9e2f7f148c7e33f2025-01-15T02:34:46ZzhoEditorial Office of Journal of Mechanical StrengthJixie qiangdu1001-96692017-01-013933334030598207SINGULARITY CONFIGURATION AND MECHANICS UNLOADING ANALYSIS FOR 3-SPS/S SPHERICAL PARALLEL MECHANISM OF HIP JOINTHOU YuLeiLI ZhiSenWEI XiaoChenZHOU ZhiYuZHAO LiuJianZENG DaXingCombined with the actual structure and function characteristics of the human hip joint,3-SPS/S( S for spherical pair,P for prismatic pair) spherical parallel mechanism is chosen as the prototype for the hip joint. After the inverse kinetic solution was solved,the singularity trajectory equations were established and the singular tracks were plotted. The static equilibrium equations of each component of the mechanism were established using the vector method. The curves of the exerted force on branches with the variety of poses were plotted by numerical examples,and then the mechanics unloading effect of the middle limb was analyzed. Through simulation analysis of the mechanism with ADAMS software,the force-time curves of the hinges fixed to the mechanism ’s branches corresponding to prescribed trajectory were obtained,which verified mechanics unloading function of mechanism. The research contents should possess certain theoretical guiding significance for the development and control of the hip joint of the humanoid robot.http://www.jxqd.net.cn/thesisDetails#10.16579/j.issn.1001.9669.2017.02.016Hip jointSpherical parallel mechanismSingularityMechanics unloading
spellingShingle HOU YuLei
LI ZhiSen
WEI XiaoChen
ZHOU ZhiYu
ZHAO LiuJian
ZENG DaXing
SINGULARITY CONFIGURATION AND MECHANICS UNLOADING ANALYSIS FOR 3-SPS/S SPHERICAL PARALLEL MECHANISM OF HIP JOINT
Jixie qiangdu
Hip joint
Spherical parallel mechanism
Singularity
Mechanics unloading
title SINGULARITY CONFIGURATION AND MECHANICS UNLOADING ANALYSIS FOR 3-SPS/S SPHERICAL PARALLEL MECHANISM OF HIP JOINT
title_full SINGULARITY CONFIGURATION AND MECHANICS UNLOADING ANALYSIS FOR 3-SPS/S SPHERICAL PARALLEL MECHANISM OF HIP JOINT
title_fullStr SINGULARITY CONFIGURATION AND MECHANICS UNLOADING ANALYSIS FOR 3-SPS/S SPHERICAL PARALLEL MECHANISM OF HIP JOINT
title_full_unstemmed SINGULARITY CONFIGURATION AND MECHANICS UNLOADING ANALYSIS FOR 3-SPS/S SPHERICAL PARALLEL MECHANISM OF HIP JOINT
title_short SINGULARITY CONFIGURATION AND MECHANICS UNLOADING ANALYSIS FOR 3-SPS/S SPHERICAL PARALLEL MECHANISM OF HIP JOINT
title_sort singularity configuration and mechanics unloading analysis for 3 sps s spherical parallel mechanism of hip joint
topic Hip joint
Spherical parallel mechanism
Singularity
Mechanics unloading
url http://www.jxqd.net.cn/thesisDetails#10.16579/j.issn.1001.9669.2017.02.016
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AT weixiaochen singularityconfigurationandmechanicsunloadinganalysisfor3spsssphericalparallelmechanismofhipjoint
AT zhouzhiyu singularityconfigurationandmechanicsunloadinganalysisfor3spsssphericalparallelmechanismofhipjoint
AT zhaoliujian singularityconfigurationandmechanicsunloadinganalysisfor3spsssphericalparallelmechanismofhipjoint
AT zengdaxing singularityconfigurationandmechanicsunloadinganalysisfor3spsssphericalparallelmechanismofhipjoint