On the dynamics of multi-closed-chain robotic mechanisms

A Zahedi, AM Shafei, M Shamsi - International Journal of Non-Linear …, 2022 - Elsevier
Here, a recursive technique based on the Gibbs–Appell (G–A) and the Newton's impact
formulas for dynamic modeling of multi-closed-loop mechanisms has been presented. Each …

Kinematics, dynamics and stiffness analysis of a novel 3-DOF kinematically/actuation redundant planar parallel mechanism

D Zhang, Y Xu, J Yao, B Hu, Y Zhao - Mechanism and Machine Theory, 2017 - Elsevier
Abstract A novel 5-degree-of-freedom (DOF) hybrid serial-parallel manipulator is introduced,
and the prototype of its parallel part has been manufactured for pratical testing purpose. The …

Workspace and sensitivity analysis of a novel nonredundant parallel SCARA robot featuring infinite tool rotation

C Gosselin, M Isaksson, K Marlow… - IEEE Robotics and …, 2016 - ieeexplore.ieee.org
As demonstrated by the exceptionally successful Delta robot, parallel kinematics Schönflies
motion generators (PKSMG) exhibit several advantages over their serial counterparts …

An introduction to utilising the redundancy of a kinematically redundant parallel manipulator to operate a gripper

M Isaksson, C Gosselin, K Marlow - Mechanism and Machine Theory, 2016 - Elsevier
Although parallel manipulators provide several benefits compared to similar-sized serial
manipulators, they typically exhibit a limited rotational workspace. One approach to …

[HTML][HTML] Kinematic and dynamic analysis of the Gantry-Tau, a 3-DoF translational parallel manipulator

A Arian, B Danaei, H Abdi, S Nahavandi - Applied Mathematical Modelling, 2017 - Elsevier
This paper deals with the mathematical modeling of kinematics and dynamics of the 3-
degrees-of-freedom Gantry-Tau manipulator. Compared to many other parallel robots …

Design of a family of multi-DOF drive systems for fewer limb parallel mechanisms

L Li, Y Fang, L Wang - Mechanism and Machine Theory, 2020 - Elsevier
Inspired by fewer-limb multi-degree-of-freedom (DOF) parallel mechanisms (PMs), a
systematic method that synthesizes multi-DOF drive systems is presented based on Lie …

Dynamic modeling and sliding mode control of 3-RSS coaxial layout polishing robot

H Qin, H Jing, Z Hou, Z Wang, S Bai - Journal of the Brazilian Society of …, 2022 - Springer
This paper proposes a 3-RSS coaxial layout polishing robot (CLPR), aiming to expand the
workspace of the parallel mechanism and improve the stiffness and repeatable positioning …

A robotic gripper for picking up two objects simultaneously

T Atakuru, E Samur - Mechanism and Machine Theory, 2018 - Elsevier
Industrial robots are commonly used in a large number of applications because they present
superior performance in terms of accuracy, precision, rigidity, and most importantly speed …

Motion/force transmission analysis of parallel mechanisms with planar closed-loop subchains

K Marlow, M Isaksson, JS Dai… - Journal of …, 2016 - asmedigitalcollection.asme.org
Singularities are one of the most important issues affecting the performance of parallel
mechanisms. A parallel mechanism with less than six degrees of freedom (6DOF) is classed …

Singularity analysis of a class of kinematically redundant parallel Schönflies motion generators

M Isaksson, C Gosselin, K Marlow - Mechanism and Machine Theory, 2017 - Elsevier
This paper provides an analysis of the singularities of a class of kinematically redundant
parallel manipulators. The studied mechanisms are capable of spatial translations in …