Results 31 to 40 of about 18,255 (292)

Direct dynamics of 2D cable-driven parallel robots including cables mass effect and its influence in the control performance [PDF]

open access: yes, 2023
Cable-driven parallel robots are a type of parallel manipulators where rigid links are replaced by actuated cables. Although in many cases dynamic models that neglect the cables mass and elasticity are employed to simulate the robot behavior and test the
Arena A.   +3 more
core   +1 more source

Pick-and-place trajectory tracking control for cable-driven gangue sorting robots

open access: yesMeitan kexue jishu, 2023
The cable-driven parallel robots have the advantages of fast moving speed, large workspace and strong dynamic load carrying capacity, so they are employed to perform the pick-and-place operation of the target gangues quickly and accurately.
Peng LIU   +6 more
doaj   +1 more source

Design of Reconfigurable Cable-Driven Parallel Robots [PDF]

open access: yes, 2018
This chapter is dedicated to the design of Reconfigurable Cable-Driven Parallel Robots (RCDPRs) where the locations of the cable exit points on the base frame can be selected from a finite set of possible values. A task-based design strategy for discrete RCDPRs is formulated.
Gagliardini, Lorenzo   +2 more
openaire   +2 more sources

Bio-inspired Tensegrity Soft Modular Robots [PDF]

open access: yes, 2017
In this paper, we introduce a design principle to develop novel soft modular robots based on tensegrity structures and inspired by the cytoskeleton of living cells.
A Burks   +12 more
core   +2 more sources

Hybrid Position-Force Control of a Cable-Driven Parallel Robot with Experimental Evaluation [PDF]

open access: yesMechanical Sciences, 2015
For cable-driven parallel robots elastic cables are used to manipulate a mobile platform in the workspace. In this paper, we present a hybrid position-force control, which allows for applying defined forces on the environment and simultaneous movement ...
W. Kraus   +3 more
doaj   +1 more source

On the Minimum Cable Tensions for the Cable-Based Parallel Robots

open access: yesJournal of Applied Mathematics, 2014
This paper investigates the minimum cable tension distributions in the workspace for cable-based parallel robots to find out more information on the stability.
Peng Liu   +3 more
doaj   +1 more source

Geometric Parameter Calibration for a Cable-Driven Parallel Robot Based on a Single One-Dimensional Laser Distance Sensor Measurement and Experimental Modeling

open access: yesSensors, 2018
A cable-driven parallel robot has benefits of wide workspace, high payload, and high dynamic response owing to its light cable actuator utilization. For wide workspace applications, in particular, the body frame becomes large to cover the wide workspace ...
XueJun Jin   +5 more
doaj   +1 more source

Modeling and Control of a Cable-Suspended Sling-Like Parallel Robot for Throwing Operations

open access: yesApplied Sciences, 2020
Cable-driven parallel robots can provide interesting advantages over conventional robots with rigid links; in particular, robots with a cable-suspended architecture can have very large workspaces. Recent research has shown that dynamic trajectories allow
Deng Lin   +3 more
doaj   +1 more source

Using Lie Derivatives with Dual Quaternions for Parallel Robots

open access: yesMachines, 2023
We introduce the notion of the Lie derivative in the context of dual quaternions that represent rigid motions and twists. First we define the wrench in terms of dual quaternions.
Stephen Montgomery-Smith, Cecil Shy
doaj   +1 more source

Design of a Planar Cable-Driven Parallel Robot for Non-Contact Tasks

open access: yesApplied Sciences, 2021
Cable-driven parallel robots offer significant advantages in terms of workspace dimensions and payload capability. Their mechanical structure and transmission system consist of light and extendable cables that can withstand high tensile loads. Cables are
Valentina Mattioni   +2 more
doaj   +1 more source

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