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Kinematic Analysis of a Spatial Cable-Driven Mechanism and Its Equivalent Hybrid Mechanism for Elliptical Trajectory [PDF]

open access: goldMachines, 2023
In this paper, a spatial cable-driven parallel mechanism in a V-shaped cable arrangement is proposed. It is further simplified as a planar hybrid cable-driven parallel mechanism to analyze its kinematics, which consists of two identical active cable ...
Li Wu   +4 more
doaj   +4 more sources

Comprehensive Compensation Method for Motion Trajectory Error of End-Effector of Cable-Driven Parallel Mechanism [PDF]

open access: goldMachines, 2023
The accuracy of the end-effector motion trajectory is a critical performance indicator for cable-driven parallel mechanisms. This study aims to address the problem of trajectory error during the end-effector motion in a cable-driven parallel mechanism ...
Yanglong Li   +4 more
doaj   +4 more sources

A Decoupling Module Based on a Geometrical-Balance Mechanism for Mitigating Cable Length Variation in Cable-Driven Applications [PDF]

open access: goldMachines
Cable-driven mechanisms are increasingly popular in applications requiring low-inertia operation. However, issues like cable loosening, which leads to reduced durability and stability with long-term use, have not been fully addressed in previous studies.
Van Pho Nguyen   +2 more
doaj   +4 more sources

Review on Mechanism Design Technologies of Cable-Driven Lower Limb Rehabilitation Robots [PDF]

open access: diamondMATEC Web of Conferences
Stroke often leads to lower limb motor dysfunction in patients. Cable-driven lower limb rehabilitation robots, owing to their advantages in flexibility, safety, and lightweight construction, have become an important research direction in the field of ...
Zhang Rui
doaj   +2 more sources

Design and error compensation of a 3-degrees-of-freedom cable-driven hybrid 3D-printing mechanism [PDF]

open access: goldMechanical Sciences, 2023
In large-scale 3D additive manufacturing (AM), rigid printing mechanisms exhibit high inertia and inadequate load capacity. In this paper, a fully constrained 3-degrees-of-freedom (DOFs) cable-driven hybrid mechanism (CDHR) is developed.
S. Qian   +5 more
doaj   +2 more sources

Cable-Driven Mechanism Models for Sensitive and Actuated Minimally Invasive Robotic Instruments [PDF]

open access: goldApplied Sciences
Cable-driven mechanism models are, usually, included in actuated systems; however, recently, their use for sensitive systems has been explored. In this paper, two cable-driven multi-body mechanism models are compared, underlining advantages and ...
Giovanni Gerardo Muscolo, Paolo Fiorini
doaj   +2 more sources

A review on topological architecture and design methods of cable-driven mechanism

open access: yesAdvances in Mechanical Engineering, 2018
Research on the cable-driven mechanism has greatly developed with the booming of the robots in the past 30 years, and a range of corresponding theoretical studies have been published on them.
Huajie Hong, Jabran Ali, Lei Ren
doaj   +2 more sources

Kinematic Solving and Stable Workspace Analysis of a Spatial Under-Constrained Cable-Driven Parallel Mechanism [PDF]

open access: goldApplied Sciences
This study systematically investigates the kinematic characteristics and static stability of a spatial under-constrained four-cable-driven parallel mechanism, specifically designed for supporting aircraft models in wind tunnel tests.
Feijie Zheng, Xiaoguang Wang
doaj   +2 more sources

Robust Adaptive Backstepping Motion Control of Underwater Cable-Driven Parallel Mechanism Using Improved Linear Model Predictive Control [PDF]

open access: goldJournal of Marine Science and Engineering, 2023
This paper proposes a novel motion-tracking control methodology for an underwater cable-driven parallel mechanism (CDPM) that achieves calculation of dynamic tension constraint values, tension planning, parameter linearization, and motion tracking.
Jiafeng Zhao   +5 more
doaj   +2 more sources

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