Topology Design and Kinematics for a Novel Semi-symmetric 2T1R Parallel Mechanism with Low Coupling Degree

According to the topology design theory and method of parallel mechanism(PM) based on position and orientation characteristic(POC) equations, a novel semi-symmetrical PM with two translation and one rotation (2T1R) output motion is designed. And the three main topological characteristics of the PM,...

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Main Authors: Hao Ji, Huiping Shen, Tingli Yang
Format: Article
Language:zho
Published: Editorial Office of Journal of Mechanical Transmission 2020-01-01
Series:Jixie chuandong
Subjects:
Online Access:http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2020.01.003
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author Hao Ji
Huiping Shen
Tingli Yang
author_facet Hao Ji
Huiping Shen
Tingli Yang
author_sort Hao Ji
collection DOAJ
description According to the topology design theory and method of parallel mechanism(PM) based on position and orientation characteristic(POC) equations, a novel semi-symmetrical PM with two translation and one rotation (2T1R) output motion is designed. And the three main topological characteristics of the PM, such as the POC, degrees-of-freedom (DOF) and coupling degree are calculated and analyzed, and the coupling degree of the mechanism is 1.Then, based on the kinematics modeling principle of the ordered single open chain (SOC) units, the positive kinematics solution and inverse kinematics solution formula are achieved. According to formula, the workspace and rotational ability of PM are got and analyzed. The singularity condition of mechanism is studied. The velocity and acceleration of the mechanism are simulated and analyzed. Finally, the principle of the mechanism applied to ankle massage is analyzed.
format Article
id doaj-art-1b6813f2ad7346d9be0e0881f50f5db7
institution Kabale University
issn 1004-2539
language zho
publishDate 2020-01-01
publisher Editorial Office of Journal of Mechanical Transmission
record_format Article
series Jixie chuandong
spelling doaj-art-1b6813f2ad7346d9be0e0881f50f5db72025-01-10T14:56:19ZzhoEditorial Office of Journal of Mechanical TransmissionJixie chuandong1004-25392020-01-0144132229796306Topology Design and Kinematics for a Novel Semi-symmetric 2T1R Parallel Mechanism with Low Coupling DegreeHao JiHuiping ShenTingli YangAccording to the topology design theory and method of parallel mechanism(PM) based on position and orientation characteristic(POC) equations, a novel semi-symmetrical PM with two translation and one rotation (2T1R) output motion is designed. And the three main topological characteristics of the PM, such as the POC, degrees-of-freedom (DOF) and coupling degree are calculated and analyzed, and the coupling degree of the mechanism is 1.Then, based on the kinematics modeling principle of the ordered single open chain (SOC) units, the positive kinematics solution and inverse kinematics solution formula are achieved. According to formula, the workspace and rotational ability of PM are got and analyzed. The singularity condition of mechanism is studied. The velocity and acceleration of the mechanism are simulated and analyzed. Finally, the principle of the mechanism applied to ankle massage is analyzed.http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2020.01.0032T1R
spellingShingle Hao Ji
Huiping Shen
Tingli Yang
Topology Design and Kinematics for a Novel Semi-symmetric 2T1R Parallel Mechanism with Low Coupling Degree
Jixie chuandong
2T1R
title Topology Design and Kinematics for a Novel Semi-symmetric 2T1R Parallel Mechanism with Low Coupling Degree
title_full Topology Design and Kinematics for a Novel Semi-symmetric 2T1R Parallel Mechanism with Low Coupling Degree
title_fullStr Topology Design and Kinematics for a Novel Semi-symmetric 2T1R Parallel Mechanism with Low Coupling Degree
title_full_unstemmed Topology Design and Kinematics for a Novel Semi-symmetric 2T1R Parallel Mechanism with Low Coupling Degree
title_short Topology Design and Kinematics for a Novel Semi-symmetric 2T1R Parallel Mechanism with Low Coupling Degree
title_sort topology design and kinematics for a novel semi symmetric 2t1r parallel mechanism with low coupling degree
topic 2T1R
url http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2020.01.003
work_keys_str_mv AT haoji topologydesignandkinematicsforanovelsemisymmetric2t1rparallelmechanismwithlowcouplingdegree
AT huipingshen topologydesignandkinematicsforanovelsemisymmetric2t1rparallelmechanismwithlowcouplingdegree
AT tingliyang topologydesignandkinematicsforanovelsemisymmetric2t1rparallelmechanismwithlowcouplingdegree