3-DOF

作品数:93被引量:318H指数:10
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相关领域:自动化与计算机技术更多>>
相关作者:宋芳金振林李研彪李瑞琴荣誉更多>>
相关机构:燕山大学天津理工大学哈尔滨工业大学上海工程技术大学更多>>
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相关基金:国家自然科学基金国家高技术研究发展计划天津市自然科学基金国家教育部博士点基金更多>>
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Configuration and Kinematics of a 3-DOF Generalized Spherical Parallel Mechanism for Ankle Rehabilitation
《Chinese Journal of Mechanical Engineering》2024年第1期176-188,共13页Jianjun Zhang Shuai Yang Chenglei Liu Xiaohui Wang Shijie Guo 
Supported by National Natural Science Foundation of China(Grant No.52075145);S&T Program of Hebei Province of China(Grant Nos.20281805Z,E2020103001);Central Government Guides Basic Research Projects of Local Science and Technology Development Funds of China(Grant No.206Z1801G).
The kinematic equivalent model of an existing ankle-rehabilitation robot is inconsistent with the anatomical structure of the human ankle,which influences the rehabilitation effect.Therefore,this study equates the hum...
关键词:Ankle rehabilitation Parallel mechanism Kinematic analysis Parameter optimization 
A Comparative Study on Kinematic Calibration for a 3-DOF Parallel Manipulator Using the Complete-Minimal,Inverse-Kinematic and Geometric-Constraint Error Models
《Chinese Journal of Mechanical Engineering》2023年第5期206-230,共25页Haiyu Wu Lingyu Kong Qinchuan Li Hao Wang Genliang Chen 
Supported by National Key Research and Development Program of China(Grant No.2019YFA0709001);National Natural Science Foundation of China(Grant Nos.52022056,51875334,52205031 and 52205034);National Key Research and Development Program of China(Grant No.2017YFE0111300).
Kinematic calibration is a reliable way to improve the accuracy of parallel manipulators, while the error model dramatically afects the accuracy, reliability, and stability of identifcation results. In this paper, a c...
关键词:Kinematic calibration Parallel manipulator Error modeling Product of exponential(POE) 
A New Method for Type Synthesis of 2R1T and 2T1R 3-DOF Redundant Actuated Parallel Mechanisms with Closed Loop Units被引量:6
《Chinese Journal of Mechanical Engineering》2020年第6期134-157,共24页Yongquan Li Yang Zhang Lijie Zhang 
Supported by National Natural Science Foundation of China(Grant No.51875499).
The current type synthesis of the redundant actuated parallel mechanisms is adding active-actuated kinematic branches on the basis of the traditional parallel mechanisms,or using screw theory to perform multiple getti...
关键词:Redundant actuated Parallel mechanisms Type synthesis Atlas method Instantaneous analysis 
New Family of 3-DOF UP-Equivalent Parallel Mechanisms with High Rotational Capability被引量:5
《Chinese Journal of Mechanical Engineering》2018年第1期66-77,共12页Wei Ye Qin-Chuan Li Xin-Xue Chai 
Supported by National Natural Science Foundation of China (Grant Nos.51525504,51475431);Zhejiang Provincial Natural Science Foundation of China (Grant No.LZ14E050005);Science Foundation of Zhejiang Sci-Tech University,China (Grant No.16022091-Y)
Parallel mechanisms(PMs) having the same motion characteristic with a UP kinematic chain(U denotes a universal joint, and P denotes a prismatic joint) are called UP-equivalent PMs. They can be used in many application...
关键词:Parallel mechanism Group theory Type synthesis High rotational capability 
Dimensional Synthesis of a 3-DOF Parallel Manipulator with Full Circle Rotation被引量:10
《Chinese Journal of Mechanical Engineering》2015年第4期830-840,共11页NI Yanbing WU Nan ZHONG Xueyong ZHANG Biao 
Supported by National Natural Science Foundation of China(Grant No.51135008)
Parallel robots are widely used in the academic and industrial fields. In spite of the numerous achievements in the design and dimensional synthesis of the low-mobility parallel robots, few research efforts are direct...
关键词:parallel manipulator kinematic analysis dimensional synthesis 
Topology Search of 3-DOF Translational Parallel Manipulators with Three Identical Limbs for Leg Mechanisms被引量:4
《Chinese Journal of Mechanical Engineering》2015年第4期666-675,共10页WANG Mingfeng CECCARELLI Marco 
supported by the Chinese Scholarship Council(CSC)for his Ph D study and research at LARM in the University of Cassino and South Latium,Italy,during 2013-2015
Three-degree of freedom(3-DOF) translational parallel manipulators(TPMs) have been widely studied both in industry and academia in the past decades. However, most architectures of 3-DOF TPMs are created mainly on ...
关键词:topology search 3-DOF translational parallel manipulators(TPMs) creative design leg mechanisms 
Compliance Analysis of a 3-DOF Spindle Head by Considering Gravitational Effects被引量:11
《Chinese Journal of Mechanical Engineering》2015年第1期1-10,共10页LI Qi WANG Manxin HUANG Tian CHETWYND G Derek 
Supported by National Natural Science Foundation of China(Grant No.51135008);PhD Programs Foundation of Ministry of Education of China(Grant No.20110032130006)
The compliance modeling is one of the most significant issues in the stage of preliminary design for parallel kinematic machine(PKM). The gravity ignored in traditional compliance analysis has a significant effect o...
关键词:compliance modeling GRAVITY spindle head 
Reciprocal Screw Theory Based Singularity Analysis of a Novel 3-DOF Parallel Manipulator被引量:7
《Chinese Journal of Mechanical Engineering》2012年第4期647-653,共7页FANG Hairong FANG Yuefa ZHANG Ketao 
supported by National Natural Science Foundation of China (Grant No. 50675016)
Singularity analysis is an essential issue for the development and application of parallel manipulators.Most of the existing researches focus on the singularity of parallel manipulators are carried out based on the st...
关键词:parallel manipulator SINGULARITY screw theory grassmann line geometry 
Dynamic Feedforward Control of a Novel 3-PSP 3-DOF Parallel Manipulator被引量:10
《Chinese Journal of Mechanical Engineering》2011年第4期676-684,共9页HAO Qi GUAN Liwen WANG Jinsong WANG Liping 
supported by National Hi-tech Research and Development Program of China(863 Program, Grant No. 2007AA041901);National S&T Major Project of China(Grant No. 2009ZX04014-035);National Basic Research Program of China (973 Program, Grant No. 2006CB705400)
Parallel manipulators with less than six degrees of freedom (DOF) have been increasingly used in high-speed hybrid machine tools. The structural features of parallel manipulators are dynamic, a characteristic that i...
关键词:parallel manipulator dynamic feedforward control high-speed hybrid machine tool 
Separation of Comprehensive Geometrical Errors of a 3-DOF Parallel Manipulator Based on Jacobian Matrix and Its Sensitivity Analysis with Monte-Carlo Method被引量:16
《Chinese Journal of Mechanical Engineering》2011年第3期406-413,共8页SUN Tao SONG Yimin LI Yonggang2 XU Liang 
supported by Tianjin Research Program of Application Foundation and Advanced Technology of China (Grant No.11JCZDJC22700);National Natural Science Foundation of China (GrantNo. 51075295,Grant No. 50675151);National High-tech Research and Development Program of China (863 Program,Grant No.2007AA042001);PhD Programs Foundation of Ministry of Education of China (Grant No. 20060056018)
Parallel kinematic machines (PKMs) have the advantages of a compact structure,high stiffness,a low moving inertia,and a high load/weight ratio.PKMs have been intensively studied since the 1980s,and are still attract...
关键词:parallel kinematic machines (PKMs) limited-degree-of-freedom (limited-DOF) error separation accuracy analysis Jacobian matrix compensable error non-compensable error sensitivity analysis 
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