Multi-material topology optimization of compliant mechanisms using regularized projected gradient approach
Sign Up to like & getrecommendations! Published in 2020 at "Journal of The Brazilian Society of Mechanical Sciences and Engineering"
DOI: 10.1007/s40430-020-02549-2
Abstract: In this article, the identification of optimal topologies for multi-material compliant mechanisms based on the regularized projected gradient approach is presented and analyzed. The monolithic structure of compliant mechanisms makes them suitable to be used… read more here.
Keywords: compliant mechanisms; regularized projected; projected gradient; topology ... See more keywords
Kinetostatic modeling and characterization of compliant mechanisms containing flexible beams of variable effective length
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DOI: 10.1016/j.mechmachtheory.2019.103770
Abstract: Abstract Flexible beams of variable effective length, serve both transmission and actuation functionalities in compliant mechanisms, have been employed in many devices, e.g., thermal actuators and continuum robots. This difunctional feature is favorable when utilized… read more here.
Keywords: compliant mechanisms; flexible beams; effective length; beams variable ... See more keywords
A generalized pseudo-rigid-body PPRR model for both straight and circular beams in compliant mechanisms
Sign Up to like & getrecommendations! Published in 2020 at "Mechanism and Machine Theory"
DOI: 10.1016/j.mechmachtheory.2020.104054
Abstract: Abstract The pseudo-rigid-body (PRB) models have been widely applied for modeling of straight beams in compliant mechanisms. In this paper, a generalized PRB PPRR model with two mutually perpendicular linear springs is established for both… read more here.
Keywords: compliant mechanisms; rigid body; developed model; beams compliant ... See more keywords
Synthesis of compliant mechanisms with selective compliance – An advanced procedure
Sign Up to like & getrecommendations! Published in 2021 at "Mechanism and Machine Theory"
DOI: 10.1016/j.mechmachtheory.2020.104184
Abstract: Abstract By means of compliant mechanisms, given deformations can be realized in a controlled manner, in order to fulfill the typical task of conventional mechanisms. Compliant mechanisms with distributed compliance show large flexible areas and… read more here.
Keywords: compliant mechanisms; output degrees; compliance; degrees freedom ... See more keywords
A Practical Method for Determining the Pseudo-rigid-body Parameters of Spatial Compliant Mechanisms via CAE Tools
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DOI: 10.1016/j.promfg.2017.07.374
Abstract: Abstract Compliant Mechanisms (CMs) are employed in several applications requiring high precision and reduced number of parts. For a given topology, CM analysis and synthesis may be developed resorting to the Pseudo-Rigid Body (PRB) approximation,… read more here.
Keywords: compliant mechanisms; rigid body; cae tools; method ... See more keywords
Design of Planar Large-Deflection Compliant Mechanisms With Decoupled Multi-Input-Output Using Topology Optimization
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Mechanisms and Robotics"
DOI: 10.1115/1.4042627
Abstract: This paper presents a method for topology optimization of large-deflection compliant mechanisms with multiple inputs and outputs by considering the coupling issue. First, the objectives of the design problem are posed by modeling the output… read more here.
Keywords: compliant mechanisms; input; topology; topology optimization ... See more keywords
Shape Optimization Framework for the Path of the Primary Compliance Vector in Compliant Mechanisms
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DOI: 10.1115/1.4047728
Abstract: The primary compliance vector (PCV) captures the dominant kinematic behavior of a compliant mechanism. Its trajectory describes large deformation mechanism behavior and can be integrated in an optimization objective in detailed compliant mechanism design. This… read more here.
Keywords: compliant mechanisms; primary compliance; mechanism; framework ... See more keywords
An Optimal Design Method for Compliant Mechanisms
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DOI: 10.1155/2021/5599624
Abstract: Compliant mechanisms are crucial parts in precise engineering but modeling techniques are restricted by a high complexity of their mechanical behaviors. Therefore, this paper devotes an optimal design method for compliant mechanisms. The integration method… read more here.
Keywords: compliant mechanisms; method; design method; optimal design ... See more keywords
Compliant mechanisms that achieve binary stiffness along multiple degrees of freedom
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DOI: 10.1177/00219983221146262
Abstract: Here we introduce compliant mechanisms that can be triggered using bistable switches to achieve two different states of stiffness (i.e., high and low stiffness) along multiple degrees of freedom The compliant mechanisms leverage principles of… read more here.
Keywords: compliant mechanisms; stiffness along; stiffness; mechanisms achieve ... See more keywords
Multi-material topology optimization of compliant mechanisms via solid isotropic material with penalization approach and alternating active phase algorithm
Sign Up to like & getrecommendations! Published in 2020 at "Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science"
DOI: 10.1177/0954406220908627
Abstract: The present study aims at providing a topology optimization of multi-material compliant mechanisms using solid isotropic material with penalization (SIMP) approach. In this respect, three multi-material gripper, invertor, and cruncher compliant mechanisms are considered that… read more here.
Keywords: compliant mechanisms; topology; topology optimization; multi material ... See more keywords
Design of compliant mechanisms with piecewise stiffness variation using self-contact
Sign Up to like & getrecommendations! Published in 2022 at "Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science"
DOI: 10.1177/09544062221099790
Abstract: Compliant mechanisms with stiffness variation are required in engineering applications. But most studies in the field of compliant mechanisms have only focused on a mechanism with a single stiffness. This paper presents a design method… read more here.
Keywords: compliant mechanisms; design; self contact; stiffness variation ... See more keywords