Generalized model for conic-V-shaped flexure hinges [PDF]
This paper presents a new class of flexure hinges, namely, conic-V-shaped flexure hinges (CFHs), which can be used as a generalized model for flexure hinges with profiles such as parabolic-V-shape, elliptical-V-shape, and hyperbolic-V-shape. Compliance and precision equations for the CFHs were derived as a set of nonlinear equations using Castigliano ...
Jianyi Kong +4 more
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A dynamics-driven approach to precision machines design for micro-manufacturing and its implementation perspectives [PDF]
Precision machines are essential elements in fabricating high quality micro products or micro features and directly affect the machining accuracy, repeatability and efficiency.
Chen C. Y. +5 more
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Parametrical Analysis of Elliptic Flexure Hinges [PDF]
The model of parallel-oriented compliant mechanism was established. Analysis of parameters for elliptic flexible hinge plane compliant mechanisms was illustrated. The relationships between the system frequency and the flexible hinges shapes, geometry parameters, material parameters were discussed by numerical examples.
Junsheng Jin, Yujuan Chen
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A Generic Compliance Modeling Method for Two-Axis Elliptical-Arc-Filleted Flexure Hinges
As a kind of important flexible joint, two-axis flexure hinges can realize in-plane and out-of-plane motions and can be used for constructing flexure-based spatial compliant mechanisms.
Lijian Li +3 more
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detasFLEX – A computational design tool for the analysis of various notch flexure hinges based on non-linear modeling [PDF]
Notch flexure hinges are commonly used in compliant mechanisms for precision engineering applications and yet important rotational properties of a hinge like the bending stiffness, maximum angular deflection and rotational precision are difficult to ...
S. Henning, S. Linß, L. Zentner
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Design and performance comparison of double-series and triple-series flexure hinges
The flexible hinge is one of the most important components in lamina emergent mechanisms (LEMs), so the design of a new type of lamina emergent torsional (LET) joint can play a key role in its movement performance.
QIU Li-fang +3 more
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Design and analysis of flexure hinge displacement mechanism with nano precision
BackgroundThe focusing spot size of advanced synchrotron radiation hard X-ray nanoprobe can reach 10 nm level. For example, the Shanghai Synchrotron Radiation Facility Hard X-ray Nanoprobe Beamline has strict requirements for the accuracy, stability ...
ZENG Chao +3 more
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A Modified Positive Velocity and Position Feedback scheme with delay compensation for improved nanopositioning performance [PDF]
Acknowledgments This paper was sponsored by the Spanish FPU12/00984 Program (Ministerio de Educacion, Cultura y Deporte). It was also sponsored by the Spanish Government Research Program with the Project DPI2012-37062-CO2-01 (Ministerio de Economia y ...
Aphale, Sumeet Sunil +3 more
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Shape Optimization for Flexure Hinges.
The purpose of this study is to design an optimum profile of the flexure hinge with high axial stiffness and high bending flexibility. The conventional circular notched and rectangular notched profiles are not optimum because of low flexibility and high stress concentration.
Takaaki OIWA, Toshihiko SUGIMOTO
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Design and analysis of a compliant parallel pan-tilt platform [PDF]
In combination of the advantages of both parallel mechanisms and compliant mechanisms, a compliant parallel mechanism with two rotational DOFs (degrees of freedom) is designed to meet the requirement of a lightweight and compact pan-tilt platform ...
Hao, Guangbo, Lu, Dengfeng, Yu, Jingjun
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