Results 31 to 40 of about 21,865 (292)

A fast branch-and-prune algorithm for the position analysis of spherical mechanisms [PDF]

open access: yes, 2019
The final publication is available at link.springer.comDifferent branch-and-prune schemes can be found in the literature for numerically solving the position analysis of spherical mechanisms.
Alexander Morgan   +9 more
core   +1 more source

Kinematic modeling of hybrid parallel serial five-axis machine tool [PDF]

open access: yesFME Transactions, 2013
Compared with serial structured machine tools and robots, parallel kinematic machine tools and robots have many advantages. Many different topologies of parallel mechanisms with 3-6 DOF have been used.
Milutinović Milan   +2 more
doaj  

Geometric path planning without maneuvers for nonholonomic parallel orienting robots [PDF]

open access: yes, 2016
Current geometric path planners for nonholonomic parallel orienting robots generate maneuvers consisting of a sequence of moves connected by zero-velocity points.
Grosch Obregon, Patrick John   +1 more
core   +2 more sources

Kinematic and Dynamic Synthesis of Geared Robotic Mechanisms [PDF]

open access: yesJournal of Mechanical Design, 1993
This paper describes a methodology for the design of geared robotic mechanisms. It is shown that certain gear-coupled manipulators can be designed to possess kinematic isotropy property at a given end-effector position. For these gear-coupled manipulators, the train values can be treated as a product of two-stage gear reductions.
Chen,Dar-Zen, Tsai,Lung-Wen
openaire   +1 more source

Air vehicle simulator: an application for a cable array robot [PDF]

open access: yes, 2005
The development of autonomous air vehicles can be an expensive research pursuit. To alleviate some of the financial burden of this process, we have constructed a system consisting of four winches each attached to a central pod (the simulated air vehicle)
Carnie, Ryan   +4 more
core   +2 more sources

Workspace and Singularity analysis of a Delta like family robot [PDF]

open access: yes, 2015
Workspace and joint space analysis are essential steps in describing the task and designing the control loop of the robot, respectively. This paper presents the descriptive analysis of a family of delta-like parallel robots by using algebraic tools to ...
A Pashkevich   +15 more
core   +4 more sources

Overcoming Kinematic Singularities for Motion Control in a Caster Wheeled Omnidirectional Robot

open access: yesRobotics, 2021
Omnidirectional planar robots are common these days due to their high mobility, for example in human–robot interactions. The motion of such mechanisms is based on specially designed wheels, which may vary when different terrains are considered. The usage
Oded Medina, Shlomi Hacohen
doaj   +1 more source

Miniaturized modular manipulator design for high precision assembly and manipulation tasks [PDF]

open access: yes, 2012
In this paper, design and control issues for the development of miniaturized manipulators which are aimed to be used in high precision assembly and manipulation tasks are presented.
Kunt, Emrah Deniz   +3 more
core   +1 more source

The Kinematic Analysis of a Wind Turbine Climbing Robot Mechanism [PDF]

open access: yesApplied Sciences, 2022
The emergence of renewable energy offers opportunities for academia and the industry to conduct scientific research and innovative technological developments on wind turbine climbing robots. These robots were developed to carry out specialized application tasks, such as in-situ inspection and maintenance of wind turbine physical structure.
Jui-Hung Liu, Kathleen Ebora Padrigalan
openaire   +2 more sources

Multijoint passive elastic spine exoskeleton for stoop lifting assistance

open access: yesInternational Journal of Advanced Robotic Systems, 2021
In the task of carrying heavy objects, it is easy to cause back injuries and other musculoskeletal diseases. Although wearable robots are designed to reduce this danger, most existing exoskeletons use high-stiffness mechanisms, which are beneficial to ...
Jiyuan Song   +3 more
doaj   +1 more source

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