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研究生: 吳宗霖
WU, ZONG-LIN
論文名稱: 多光源配置於組裝多件微物件之實現
Implementation of Multi-Light-Source Arrangement in Multiple Micro Objects Assembly
指導教授: 張仁宗
Chang, Ren-Jung
學位類別: 碩士
Master
系所名稱: 工學院 - 機械工程學系
Department of Mechanical Engineering
論文出版年: 2013
畢業學年度: 101
語文別: 中文
論文頁數: 116
中文關鍵詞: 微組裝系統多光源成像影像伺服軸孔組裝
外文關鍵詞: microassembly system, multiple light imaging, visual-servo, pin-hole assembly
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  • 本研究以工業電腦及搭配LabVIEW來完成微組裝系統的系統控制及人機介面。本文將光源與成像部分改良,利用多光源在不同的方向照射,使物件邊緣特徵於微組裝系統中能清晰成像,切換不同方位之光源來以突顯物件的邊緣特徵,進而利用物體與影子的成像關係來定位物件位置,將物件精準定位完成自動化組裝,本文運用模擬軟體測試,模擬散射光場變化,分析不同位置光源的配置相對組合件與物件之成像關係,以模擬CCD拍攝出的影像。在實際測試部分,在系統控制中加入了程序自動化,以完成多個物件之連續組裝,達成組裝直徑80μm之微物件與孔徑100μm之組合件,組裝之間隙比為0.2。

    The research of developing the microassembly system is realized by utilizing the industrial computer with LabVIEW software for the control and man-machine interface. This thesis improves the illumination and imaging function by allocating multiple light sources in different directions so that the edge features of object in microassembly process can be clearly imaged. In addition, enhance features of the object edges can be obtained by switching of different illumination direction of light source. By utilizing the relationship between the object and its shadow in an image to locate the object position, precise positioning of the object is obtained to achieve automated assembly operation. This research uses software to simulate the CCD images for the changes of scattering light field and evaluate different light source configurations related to the image of assembling peg and hole. In the automation of micropeg and hole assembly test, consecutive assembly of two micro pegs of 80μm diameter with holes of 100μm diameter, with clearance ratio 0.2, are undertaken and analyzed.

    摘要 I Abstract II 誌謝 III 目錄 IV 表目錄 VIII 圖目錄 IX 符號表 XVIII 第一章 緒論 1 1-1 前言 1 1-2 研究動機 2 1-3 文獻回顧 2 1-3.1 光場與影子關係 2 1-3.2 光源與成像配置 4 1-4 研究目標與方法 9 1-5 本文架構 11 第二章 光散射分析與雙向散射分布量測 12 2-1 散射模型 12 2-1.1 BSDF模型 13 2-1.2 ABg模型 16 2-2 BSDF散射儀 19 2-3 量測結果 24 2-4 本章總結 27 第三章 光場分析與驗證 28 3-1 光線追蹤原理 28 3-2 光線追蹤數學模型 29 3-2.1 光照模型 29 3-2.2 Whitted整體光照模型 33 3-2.3 整體光照模型 35 3-2.4 光線追蹤例子 35 3-3 成像分析 38 3-3.1 系統模型 38 3-3.2 成像結果 42 3-3.3 光源位置模擬 49 3-3.4 三物件模擬 53 3-4 本章總結 57 第四章 微組裝系統架構 58 4-1 公設設計 58 4-2 光源系統硬體結構 68 4-2.1 光源系統比較 68 4-2.2 光源選用 69 4-3 系統座標定位 81 4-4 本章總結 88 第五章 微組裝系統整合與驗證 89 5-1 系統整合 89 5-1.1 硬體整合 89 5-1.2 軟體整合 92 5-2 實驗驗證 94 5-2.1 驗證結果展示 95 5-2.2 實驗分析 105 第六章 結論與未來展望 108 6-1 結論 108 6-2 未來展望 109 參考文獻 111 附錄A 114 附錄A-1 微夾持器之組裝流程 114 附錄A-2 光線追蹤系統設備位置表 115

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