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  • 學位論文

微銑削參數最佳化研究

Study on Parametric Optimization of Micro-Milling

指導教授 : 黃社振
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摘要


本研究主要是對於微端銑削NAK80、粉末高速鋼、模具鋼材料與微側銑削Ti-6Al-4V材料之微銑削參數最佳化研究,運用田口實驗方法尋求最佳表面粗糙度。本研究中微端銑削加工參數因子包括主軸轉速、進給率、軸向切削深度;微側銑削加工參數因子包括主軸轉速、進給率、徑向切削深度,依直交表之實驗參數組合進行加工。量測試片之表面粗糙度與觀察銑削後試片表面狀況,量測銑刀離隙面之刀腹磨耗量、切削面之黏附磨耗量;觀察銑刀銑削後表面狀況。經由信噪比與變異數分析求得最優參數組合與各因子對於實驗之影響程度,並根據最優參數組合進行驗證實驗,證明此項實驗所得之最優參數組合有效提供改善微銑削加工品質。

並列摘要


The aim of this work is to study on parametric optimization of micro-milling use Taguchi method find the best sureface roughness for NAK 80, Schnellarbeitsstahl high speed steel and Mold steels meterials with micro end milling; Ti-6Al-4V material with micro side milling. The micro end milling parametric with factor include spindle speed, feed rate and axial depth of cut; the micro side milling parametric with factor include spindle speed, feed rate and radial depth of cut, machining according to combination with experiment parametric of orthogonal array. Measurement sureface roughness and observation the specimen surface status after machining, measurement the relief surfaces flank wear, cutting surface adhesive wear and observation the mill surface status after milling. Obtained the best combination with parametric and each factor influence degree of experiment through out Single-Noise ratio and Analysis of Variance, working to experiment verification according to combination with the best parametric, According to the best combination with parametric to proof this experiment is effective to improve quality of micro-milling.

參考文獻


[55]吳易濃,2013,”端銑刀之刃口研磨精度最佳化設計”,國立虎尾科技大
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