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題 名 | 帶式砂光機之砂磨試驗:接觸輪與壓板之砂磨性能 |
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編 次 | 續 |
作 者 | 陳欣欣; 黃彥三; | 書刊名 | 林業試驗所研究報告季刊 |
卷 期 | 4:3 1989.09[民78.09] |
頁 次 | 頁105-121 |
分類號 | 474.1 |
關鍵詞 | 砂光機; 砂磨; 帶式; 試驗; |
語 文 | 中文(Chinese) |
中文摘要 | 寬帶式砂光機一般包括接觸輪砂光與壓板砂光,接觸輪砂光之主要作 用是去除木材表面之加工缺點,並具有定厚之作用;壓板砂光之目的則在修飾材 面,使材面更光滑、清晰。本研究所使用之試材係家具廠常用之橡木、橡膠木, 砂帶採用#80、#120、#150、#180、#220、#240等粒號,以接觸輪及壓板使用不 同粒號之砂帶互相配合,進行砂光試驗,探討不同砂光條件下對材面粗糙度之影 響。試驗結果如下: 1.砂光後材面粗糙度與鉋削面相比較之結果顯示:橡木經接觸輪採#120砂帶磨後 之粗糙度與鉋削面相近,而橡膠木則經接觸輪採#150砂帶磨後之粗糙度與鉋削 面相近。 2.砂磨時接觸輪與壓板以適當粒號之砂帶互相配合,則能達到較佳之砂磨效果, 且隨著壓砂板磨次數之增加,材面愈光滑,紋理更清晰。 3.試材之磨耗量80%為接觸輪砂磨時所磨耗,壓板砂磨時磨耗量較少,壓板砂磨 之主要作用為修飾材面。 4.橡木經壓板以#240砂帶砂磨3次後,其材面粗糙度與經手鉋之材面相近。 |
英文摘要 | Wide belt sander includes the actions of contact roller sanding and platen sanding. The principal purpose of contact roller sanding is for wood thickness regulation. While platen sanding is for finishing the surface. The purpose of this study is to investigate the effect of contact roller and platen sanding on the wood surface roughness with different grits of abrasive belts. Oak and rubber wood were used in this study. The grit sizes of abrasive belt used were #80, #100, #120, #150, #180, #220 and #240. The major results of this experiment are: 1.The surface roughness of oak after (machine) planing is comparable to the surface roughness of contact roller sanding with a #120 grit abrasive belt, while the surface roughness of rubber wood after planing is comparable to the surface roughness of contact roller sanding with #150 grit abrasive belt. 2.The best sanding effect depends on proper choice of grits of abrasive belts for the contact roller and platen sanding. 3.The contact roller sanding cut off 80% of total abrasion amount. The purpose of platen sanding is to finish the wood surface. 4.The profile of oak after platen sanding with #240 grit is comparable to the profile cut by hand plane. |
本系統中英文摘要資訊取自各篇刊載內容。