| 研究生: |
張隆武 Chang, Lung-Wu |
|---|---|
| 論文名稱: |
磨削加工條件對玻璃基材邊緣品質之影響 The Effect of Grinding Parameters on Glass Edge Quality |
| 指導教授: |
王俊志
Wang, J-J Junz |
| 學位類別: |
碩士 Master |
| 系所名稱: |
工學院 - 機械工程學系碩士在職專班 Department of Mechanical Engineering (on the job class) |
| 論文出版年: | 2006 |
| 畢業學年度: | 94 |
| 語文別: | 中文 |
| 論文頁數: | 68 |
| 中文關鍵詞: | 臨界切厚比 、研磨比 、超音波切削液 、硬脆材料 、邊緣磨削 |
| 外文關鍵詞: | edge grinding, critical depth ratio of cut, grinding ratio, ultrasonic lubrication, hard and brittle materials |
| 相關次數: | 點閱:86 下載:4 |
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本文主要是探討加工參數對於玻璃邊緣磨削後表面缺陷品質與潔淨度。
首先,本文使用兩種方式來決定較佳磨削後表面品質之製程參數,分別為田口實驗規劃法,以及結合研磨幾何與材料性質之臨界切厚比實驗。由田口(Taguchi)實驗發現邊緣表面缺陷隨著切深、與進給速度減少而改善,但隨著切速增加而改善。而在臨界切厚比實驗中,邊緣缺陷粗度值隨著臨界切厚比增加而增加,以及研磨比在臨界切厚比約等於1附近時有較大值。
而以超音波來震動切削液之實驗結果發現,使用噴頭與超音波霧化器之玻璃表面潔淨度約可減少10倍污物產生,並且愈高之振動頻率有較佳之潔淨度。最後,觀察發現玻璃表面顆粒與污物為砂輪之磷青銅結合劑與少部分研磨環境中污物之成份。
This paper investigated the effect of parameters on quality and cleaning in edge grinding of glass.
The first two method used in this research for the best grinding parameters on glass edge quality are Taguchi experimentation and the critical depth of cut (CDRC) experimentation. CDRC is defined as grinding geometry and material property. In the Taguchi experiment, the results show that the glass edge quality improves with increasing cutting speed and decreasing cutting depth and feed. In the CDRC experiment, it is show that the edge chipping and grinding ratio are strongly dependent on CDRC. The edge chipping and surface roughness are shown to steadily increase with increasing CDRC, also, the grinding ratio was observed to be increasing rapidly to its maximum value when the CDRC was at a value of about 1.
Finally, the ultrasonic lubrication experiment is show that the resulting pollutants were about ten times less when cleaning the glass surface with the method of ultrasonic lubrication than the sprink-nozzle method. The cleaning effect improves with increasing frequency. It should also be noted that the dirt particles on the glass surface are found including carbon-bonded materials and grinded pollutants.
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