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題 名 | 分流孔形狀對圓柱齒輪熱精鍛的影響=The Influence of Profiles of Divided-Flow Hole on Hot Precision Forging of the Cylindrical Spur Gear |
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作 者 | 許源泉; 楊東昇; 余尚翰; | 書刊名 | 國立虎尾科技大學學報 |
卷 期 | 25:1 民95.03 |
頁 次 | 頁1-8 |
分類號 | 472.1 |
關鍵詞 | 圓柱正齒輪; 分流孔; 有限元素法; Cylindrical spur gear; Divided-flow holes; Finite element method; |
語 文 | 中文(Chinese) |
中文摘要 | 圓柱正齒輪精鍛研究是金屬塑性成形領域的重要課題,本文採用三維剛塑性有限元素模擬分析技術進行圓柱正齒輪的閉式模鍛數值模擬熱鍛分析,以探討不同形狀分流孔胚料對齒輪精鍛的影響。研究發現具分流孔胚料鍛壓負荷增壓較和緩,具分流孔胚料比實心胚料更有利於齒輪精鍛成形。在三種分流孔胚料中,凸壁分流孔胚料最有利於齒輪精鍛成形,直壁分流孔胚料次之,而凹壁分流孔胚料則較差。 |
英文摘要 | Research related to precision forging of cylindrical spur gear is one of the important issues in metal forming studies. In this study, the three-dimensional rigid-plastic finite element simulation technique is used to analyze the closed-die hot forging processes for manufacturing cylindrical spur gear. The influence of various divided-flow holes on gear precision forging is explored. The study results revealed that the forming load needed at the billets with divided-flow holes is increased at a slower speed, and is more beneficial to gear precision forging than solid billets. The billet with convex divided-flow hole is the most beneficial to the gear precision forging, while the billet with straight hole comes second. The billet with concave hole ranks the last among the three different billets. |
本系統中英文摘要資訊取自各篇刊載內容。