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題 名 | CNC花鉋機鉋花直刀外周斜刃角對切削抵抗及切削噪音之影響=Effects of the Helix Angle of CNC Router-bit on the Cutting Resistance and the Cutting Sound Pressure Level in Milling Wood |
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作 者 | 蘇文清; 王怡仁; 洪國榮; | 書刊名 | 林產工業 |
卷 期 | 19:1 2000.03[民89.03] |
頁 次 | 頁49-58 |
分類號 | 474.3 |
關鍵詞 | 電腦數值控制; 外周斜刃角; 銑削; 切削抵抗; 音壓位準; 粗糙度; CNC; Helix angle; Milling; Cutting resistance; Sound pressure level; Roughness; |
語 文 | 中文(Chinese) |
中文摘要 | 本報告係將鉋花直刀之外周斜刃角改變,然後分別安裝於CNC花鉋機上,以轉速12000 rpm,4 mm切削量及4800 mm/min之送材速度銑削中密度纖維板(MDF)、硬槭及杉木,進而探討外周斜刃角對切削抵抗、切削音壓位準及加工面粗糙度之影響。試驗結果顯示不同外周斜刃角銑削上述三種材料之切削抵抗、音壓位準及加工面粗糙度三者間並無明顯趨勢,但就良好加工面及刀具壽命的考量下,可得知MDF之切削以外周斜刃角2°最佳,而硬槭及杉木切削則以外周斜刃角4°為宜。 |
英文摘要 | The objective of this study was to explore the effects of various helix angles of router-bits on cutting resistance, cutting sound pressure level and surface roughness. These router-bits were mounted on computer numerically controlled (CNC) router to mill MDF, hard maple and China-fir with rotational speed of 12000 rpm. The routing depth of 4 mm and the feed speed of 4800 mm/min were fixed during this experiment. It was difficult to have a concrete conclusion on the effects of helix angle on cutting resistance, sound pressure level and surface roughness. However, the helix angle of 2° showed the best results in milling of MDF, and helix angle of 4° recommended for milling of maple and China-fir for their fine surface quality and expected long tool life. |
本系統中英文摘要資訊取自各篇刊載內容。