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研究生: 趙榮輝
論文名稱: 產生三維微細曲面之設計方法
A Method for Generating Three-dimensional Micro-scale Surfaces
指導教授: 屠名正
Twu, Ming-Jenq
傅光華
Fu, Guang-Hua
學位類別: 碩士
Master
系所名稱: 工業教育學系
Department of Industrial Education
論文出版年: 2006
畢業學年度: 94
語文別: 英文
論文頁數: 52
中文關鍵詞: 彈塑性撓性夾具三維微細曲面
英文關鍵詞: elastic-plastic flexure hinge mechanism, three-dimensional micro-scale surface
論文種類: 學術論文
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  • 本論文提出一彈塑性撓性夾具(elastic-plastic flexure hinge mechanism,簡稱EPFHM)與壓電致動器產生三維微細曲面之設計方法論,彈塑性撓性夾具經由可控制性位移可產生不同需求之微米等級運動之自由曲面。
    設計之初先藉由壓電致動器驅動弱化結構裝置產生X、Y及Z軸變形位移。利用快速原型機與粗糙ABS材料精確製作出的彈塑性撓性夾具,其變形特徵分析可藉由有限元素分析和系統性的實驗來完成。而透過微運動之方法可產生微米級之三維曲面;同時,經過實際驗證之結果顯示,彈塑性撓性夾具已能成功應用於微細曲面的產生。

    This paper proposes a design methodology of elastic-plastic flexure hinge mechanism (EPFHM) for precisely generating a three-dimensional micro-scale surface, which is made by elastic-plastic flexure hinge and piezoelectric actuator (PZT). An EPFHM aims at the capacity for generating free-form surface in micro-moving class via the controllable displacement of an EPFHM in relation to various required demands.
    The design process starts with a weakened mechanism to generate the deformable displacement driven by a PZT, which is applying on the x, y and z-axis. The deformation characteristics analyzed by the combination of finite element analysis and systematic experiment help precisely invent the EPFHM made of rough ABS by utilizing a rapid prototyping machine. The three-dimensional micro-scale surfaces will be generated by the micro-moving methodology. The results manifests that an EPFHM has been successfully applied to micro-scale surfaces after practical verification.

    Abstract in Chinese Ⅰ Abstract in English Ⅱ Table of Contents Ⅲ List of Tables Ⅴ List of Figures Ⅵ Chapter 1 Introduction 1 1.1 Introduction 1 1.2 Literature review 4 1.3 Purpose of study 9 Chapter 2 Modeling and Static Analysis 10 2.1 General equation of displacement relative to force in translation and rotation 10 2.2 General equation of displacement relative to voltage in translation and rotation 14 Chapter 3 Design Methodology 17 3.1 Finding parameters based on FEM 20 3.2 Finding parameters based on experiment 21 Chapter 4 FEA and Experiment 22 4.1 Methodology of EPFHM design 22 4.2 Methodology of system design 29 Chapter 5 Discussion 36 5.1 Stiffness Verification of Model 1 & 2 37 5.1.1. Model 1 37 5.1.2. Model 2 39 5.2 FEA and experiment of system property 42 5.3 Estimated equation based on input/output system of FEM 45 5.4 The input/output system equation based on experiment 46 5.5 The comparison of input and output system based on FEM and experiment 46 5.6 Generating controlled position of curved surface 47 5.6.1. The Ruled forming surface 47 5.6.2. The Conical forming surface 48 Chapter 6 Conclusion 50 References 51

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