Journal ArticleDOI
A minimal-error-model based two-step kinematic calibration methodology for redundantly actuated parallel manipulators: An application to a 3-DOF spindle head
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TLDR
A minimal-error-model based two-step kinematic calibration methodology for redundantly actuated parallel manipulators to relieve the influences of zero offsets and geometric source errors.About:
This article is published in Mechanism and Machine Theory.The article was published on 2022-01-01. It has received 12 citations till now. The article focuses on the topics: Kinematics & Calibration.read more
Citations
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Geometric error propagation model based accuracy synthesis and its application to a 1T2R parallel manipulator
TL;DR: In this article , a geometric error propagation model based accuracy synthesis method for parallel manipulators (PMs) with one translational and two rotational (1T2R) motion abilities is presented.
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A Novel Hybrid Machine Tool Integrating a Symmetrical Redundantly Actuated Parallel Mechanism: Design, Kinematics, Prototype and Experiment
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Smooth toolpath interpolation for a 5-axis hybrid machine tool
TL;DR: In this paper , an adaptive acceleration and deceleration control algorithm is presented to realize the smooth transition between two constrained velocity points, and a spline curve-based interpolation algorithm is proposed to realise the smoothness of the trajectory.
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Error modeling and accuracy evaluation of parallel manipulators with mixed DoFs based on motion/force transmissibility and constrainability
TL;DR: In this article , an error modeling method for parallel manipulators with mixed DoF by considering their motion/force transmissibility and constrainability is presented, and the local and global accuracy indices are proposed under the assumption of independent error source bounds and the worst-case principle.
References
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Journal ArticleDOI
Machine tools for large parts
L. Uriarte,Mikel Zatarain,Dragos Axinte,José A. Yagüe-Fabra,Steffen Ihlenfeldt,J. Eguia,Aitor Olarra +6 more
TL;DR: In this article, the design, engineering principles and applications of machine tools specially developed for large parts are reviewed, where the impact of the general engineering principles differs substantially from those applied to conventional size machines.
Journal ArticleDOI
Interrelationship between screw systems and corresponding reciprocal systems and applications
Jian S. Dai,John Rees Jones +1 more
TL;DR: The relationship between a screw system and its corresponding reciprocal system based upon set theory is discussed, a theorem is proposed, a proposition is made with corollaries to specify the relationship between the two screw systems and all cases in screw systems are characterised.
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Kinetostatic Analysis and Design Optimization of the Tricept Machine Tool Family
Dan Zhang,Clément Gosselin +1 more
TL;DR: In this article, a kinetostatic model for the Tricept machine tool family is established based on lumped flexibilities, which can be used to analyze the effect of link flexibility on the machine tool's global stiffness and the platform positioning precision.
Journal ArticleDOI
Geometry and Kinematic Analysis of a Redundantly Actuated Parallel Mechanism That Eliminates Singularities and Improves Dexterity
TL;DR: In this paper, the authors investigated the performance of a type of parallel mechanism with a central strut for sprained ankle rehabilitation, which is of lower mobility, redundantly actuated, and used for ankle rehabilitation.
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A general and novel approach for parameter identification of 6-DOF parallel kinematic machines
TL;DR: In this article, an external calibration based approach that enables the geometric parameter errors of 6-DOF parallel kinematic machines (PKM) to be identified using a minimum set of pose error measurements is presented.