Design optimization of a 2-DOF parallel kinematic machine based on natural frequency
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Mechanical Science and Technology"
DOI: 10.1007/s12206-020-0133-4
Abstract: In this paper, kinematics, workspace, and dynamic analysis of a two degree of freedom (2-DOF) translational parallel robot are carried out. The mechanism of the 2-DOF translational parallel robot consists of four links. Links 1… read more here.
Keywords: natural frequency; frequency; kinematic machine; parallel kinematic ... See more keywords
Reconfiguration of a parallel kinematic manipulator with 2T2R motions for avoiding singularities through minimizing actuator forces
Sign Up to like & getrecommendations! Published in 2020 at "Mechatronics"
DOI: 10.1016/j.mechatronics.2020.102382
Abstract: Abstract This paper aims to develop an approach for the reconfiguration of a parallel kinematic manipulator (PKM) with four degrees of freedom (DoF) designed to tackle tasks of diagnosis and rehabilitation in an injured knee.… read more here.
Keywords: kinematic manipulator; reconfiguration parallel; manipulator; parallel kinematic ... See more keywords
Improving tracking accuracy of a novel 3-DOF redundant planar parallel kinematic machine
Sign Up to like & getrecommendations! Published in 2018 at "Mechanism and Machine Theory"
DOI: 10.1016/j.mechmachtheory.2017.09.012
Abstract: Abstract Improving the accuracy of parallel kinematic machines (PKMs) for practical applications remains a significant challenge. This paper focuses on reducing the PKM's tracking error caused by the deformations in its kinematic chains by introducing… read more here.
Keywords: novel dof; accuracy; parallel kinematic; redundant ... See more keywords
A new hierarchical approach for the optimal design of a 5-dof hybrid serial-parallel kinematic machine
Sign Up to like & getrecommendations! Published in 2021 at "Mechanism and Machine Theory"
DOI: 10.1016/j.mechmachtheory.2020.104160
Abstract: Abstract Parallel kinematic machines are highly nonlinear and strongly coupled systems, which makes the driving-structural-dimensional parameters integrated design extremely difficult. To solve this problem, this paper proposes a new hierarchical optimal approach for a 5… read more here.
Keywords: machine; parallel kinematic; new hierarchical; approach ... See more keywords
A five-axis parallel kinematic mirror unit for soft X-ray beamlines at MAX IV
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Synchrotron Radiation"
DOI: 10.1107/s160057751901693x
Abstract: A five-axis parallel kinematic mirror unit, with a small form factor and high stability, for use at soft X-ray synchrotron beamlines is presented. read more here.
Keywords: mirror unit; kinematic mirror; parallel kinematic; five axis ... See more keywords
Modeling and Experimental Validation of a Compliant Underactuated Parallel Kinematic Manipulator
Sign Up to like & getrecommendations! Published in 2020 at "IEEE/ASME Transactions on Mechatronics"
DOI: 10.1109/tmech.2020.2976140
Abstract: Parallel kinematic manipulators (PKMs) are increasingly used in a wide range of industrial applications due to the characteristics of high accuracy and compact structure. However, most of the existing PKMs are structured with heavy actuators… read more here.
Keywords: modeling experimental; manipulator; validation compliant; parallel kinematic ... See more keywords
The Robot Selection Problem for Mini-Parallel Kinematic Machines: A Task-Driven Approach to the Selection Attributes Identification
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DOI: 10.3390/mi11080711
Abstract: In the last decades, the Robot Selection Problem (RSP) has been widely investigated, and the importance of properly structuring the decision problem has been stated. Crucial aspect in this process is the correct identification of… read more here.
Keywords: kinematic machines; selection; selection problem; robot selection ... See more keywords
Modal Kinematic Analysis of a Parallel Kinematic Robot with Low-Stiffness Transmissions
Sign Up to like & getrecommendations! Published in 2021 at "Robotics"
DOI: 10.3390/robotics10040132
Abstract: Several industrial robotic applications that require high speed or high stiffness-to-inertia ratios use parallel kinematic robots. In the cases where the critical point of the application is the speed, the compliance of the main mechanical… read more here.
Keywords: kinematic structure; analysis parallel; stiffness; structure ... See more keywords