Design and Kinematics Analysis of the Wearable Lower Limb Exoskeleton

With the increasing proportion of people with lower limb dysfunction in the population, lower limb exoskeleton, mainly in the form of physical assisted therapy, has become a research hotspot in the field of rehabilitation. In this study, a wearable lower limb exoskeleton prototype model is proposed...

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Main Authors: Wang Xiaowei, Chen Xu, Gao Shenglu
Format: Article
Language:zho
Published: Editorial Office of Journal of Mechanical Transmission 2023-12-01
Series:Jixie chuandong
Subjects:
Online Access:http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2023.12.010
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author Wang Xiaowei
Chen Xu
Gao Shenglu
author_facet Wang Xiaowei
Chen Xu
Gao Shenglu
author_sort Wang Xiaowei
collection DOAJ
description With the increasing proportion of people with lower limb dysfunction in the population, lower limb exoskeleton, mainly in the form of physical assisted therapy, has become a research hotspot in the field of rehabilitation. In this study, a wearable lower limb exoskeleton prototype model is proposed and its motion performance is studied. Firstly, the corresponding relation between human lower limbs and exoskeleton is established. Secondly, the standard D-H method is used to build the exoskeleton kinematics mathematical model, the forward and inverse kinematics is solved through the homogeneous transformation matrix, and the correctness of the model and the solving equation is verified. Finally, the man-machine coupling model is simulated based on the gait characteristics of human lower limbs. The goodness of curve fitting shows that the exoskeleton runs smoothly, and has good compatibility and tracking performance. The joint curve data provides the data basis for the formulation of the control strategy of the lower limb exoskeleton.
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institution Kabale University
issn 1004-2539
language zho
publishDate 2023-12-01
publisher Editorial Office of Journal of Mechanical Transmission
record_format Article
series Jixie chuandong
spelling doaj-art-076e74bf2d714a3f804ce71dce91d4412025-01-10T14:59:31ZzhoEditorial Office of Journal of Mechanical TransmissionJixie chuandong1004-25392023-12-0147697446660173Design and Kinematics Analysis of the Wearable Lower Limb ExoskeletonWang XiaoweiChen XuGao ShengluWith the increasing proportion of people with lower limb dysfunction in the population, lower limb exoskeleton, mainly in the form of physical assisted therapy, has become a research hotspot in the field of rehabilitation. In this study, a wearable lower limb exoskeleton prototype model is proposed and its motion performance is studied. Firstly, the corresponding relation between human lower limbs and exoskeleton is established. Secondly, the standard D-H method is used to build the exoskeleton kinematics mathematical model, the forward and inverse kinematics is solved through the homogeneous transformation matrix, and the correctness of the model and the solving equation is verified. Finally, the man-machine coupling model is simulated based on the gait characteristics of human lower limbs. The goodness of curve fitting shows that the exoskeleton runs smoothly, and has good compatibility and tracking performance. The joint curve data provides the data basis for the formulation of the control strategy of the lower limb exoskeleton.http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2023.12.010Lower limb exoskeletonStructural designKinematic solutionExoskeleton human couplingGoodness of fit
spellingShingle Wang Xiaowei
Chen Xu
Gao Shenglu
Design and Kinematics Analysis of the Wearable Lower Limb Exoskeleton
Jixie chuandong
Lower limb exoskeleton
Structural design
Kinematic solution
Exoskeleton human coupling
Goodness of fit
title Design and Kinematics Analysis of the Wearable Lower Limb Exoskeleton
title_full Design and Kinematics Analysis of the Wearable Lower Limb Exoskeleton
title_fullStr Design and Kinematics Analysis of the Wearable Lower Limb Exoskeleton
title_full_unstemmed Design and Kinematics Analysis of the Wearable Lower Limb Exoskeleton
title_short Design and Kinematics Analysis of the Wearable Lower Limb Exoskeleton
title_sort design and kinematics analysis of the wearable lower limb exoskeleton
topic Lower limb exoskeleton
Structural design
Kinematic solution
Exoskeleton human coupling
Goodness of fit
url http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2023.12.010
work_keys_str_mv AT wangxiaowei designandkinematicsanalysisofthewearablelowerlimbexoskeleton
AT chenxu designandkinematicsanalysisofthewearablelowerlimbexoskeleton
AT gaoshenglu designandkinematicsanalysisofthewearablelowerlimbexoskeleton