Studies on Stewart platform manipulator: A review

M Furqan, M Suhaib, N Ahmad - Journal of Mechanical Science and …, 2017 - Springer
This paper presents a compilation of previous studies on the Stewart platform, which is a
class of six degree of freedom parallel manipulators. The abstraction of a parallel …

[PDF][PDF] 机构学中机构重构的理论难点与研究进展——变胞机构演变内涵, 分岔机理, 设计综合及其应用

康熙, 戴建生 - 中国机械工程, 2020 - qikan.cmes.org
生产力发展与工程技术革新要求机构具备可自重组与可重构及“一机多用” 的功能,
以满足复杂工况需求. 可重构机构具有可变活动度和可变构态, 可以满足多任务 …

A force–torque sensor based on a Stewart Platform in a near-singular configuration

R Ranganath, PS Nair, TS Mruthyunjaya… - Mechanism and machine …, 2004 - Elsevier
It is well known that a parallel mechanism at a singular configuration can gain one or more
degrees of freedom instantaneously, and at such a configuration it cannot resist externally …

Mechanics analysis and structural design of a truss deployable antenna mechanism based on 3RR-3URU tetrahedral unit

J Guo, Y Zhao, Y Xu, G Zhang - Mechanism and Machine Theory, 2022 - Elsevier
The truss deployable antenna mechanism based on tetrahedral unit belongs to spatial multi
closed-loop coupled overconstrained mechanism, which has the advantages of high …

Modeling and kinematic path selection of retractable kirigami roof structures

J Cai, Q Zhang, J Feng, Y Xu - Computer‐Aided Civil and …, 2019 - Wiley Online Library
This article proposes a numerical method for the kinematic path modeling of retractable roof
structures based on the concept of kirigami. The kinematics of origami structures have been …

Model-based control of redundantly actuated parallel manipulators in redundant coordinates

A Müller, T Hufnagel - Robotics and Autonomous systems, 2012 - Elsevier
Model-based control of parallel kinematics machines (PKM) relies on computationally
efficient formulations in terms of a set of independent joint coordinates. Since PKM models …

Kinematic analysis of three redundant parallel mechanisms for fracture reduction surgery

X Liang, X Zeng, G Li, T Su, G He - Mechanism and Machine Theory, 2023 - Elsevier
This paper mainly deals with the kinematic analysis and performance comparisons of three
redundant parallel mechanisms for fracture reduction surgery. First, two novel kinematically …

Optimum design of multi-degree-of-freedom closed-loop mechanisms and parallel manipulators for a prescribed workspace using Monte Carlo method

AN Chaudhury, A Ghosal - Mechanism and Machine Theory, 2017 - Elsevier
In this work, we use the Monte Carlo method in conjunction with gradient based optimization
algorithms to optimally design multi-degree-of-freedom parallel manipulators and closed …

Increase of singularity-free zones in the workspace of parallel manipulators using mechanisms of variable structure

V Arakelian, S Briot, V Glazunov - Mechanism and Machine Theory, 2008 - Elsevier
This paper is focused on the study of singularity of planar parallel manipulators taking into
account the force transmission, ie study of singularity of planar manipulator by introducing …

Dynamic singularity avoidance for parallel manipulators using a task-priority based control scheme

A Agarwal, C Nasa, S Bandyopadhyay - Mechanism and Machine Theory, 2016 - Elsevier
This paper proposes a control scheme that allows parallel manipulators to overcome a
major inherent challenge, namely, avoiding singularities occurring inside their workspaces …