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摘要 本設計是轉子零件的設計與加工。它結合數(shù)控加工的特點，根據(jù)實際生產要求 進行加工，有具體的零件分析和工藝路線， 對零件的加工工藝、刀具的 選擇、機床的 選擇等分析明確，有完整的加工方案、分析過程和程序 說明，工 藝路線合理且滿足要 求，最后制造出產品。 關鍵詞：設計；轉子；加工 目 錄 1 緒 論 ............................................................................................................................1 2 分析零件 .........................................................................................................2 2.1 用CAD繪制工程圖 .........................................................................................2 2.2 用CAM生成實體圖 .........................................................................................3 2.3 結構特點 ..........................................................................................................3 2.4 零件結構工藝性 ..............................................................................................3 2.5 精度要求 ..........................................................................................................4 3 毛坯的確定 .....................................................................................................4 3.1 選擇毛坯的原則 ..............................................................................................4 3.2 毛坯余量 ..........................................................................................................4 4 定位基準和裝夾方案的選擇 ............................................................................5 4.1 定位基準的選擇原則 ......................................................................................5 4.2 選擇裝夾方案的原則 ......................................................................................6 4.3 確定定位基準、裝夾方案 ...............................................................................6 5 加工路線的確定 ..............................................................................................7 5.1 進給路線確定 ..................................................................................................7 5.2 確定加工工序順序 ..........................................................................................7 5.3 制定工藝方案 ..................................................................................................7 6 選擇切削用量 .................................................................................................8 6.1 主軸轉速 ..........................................................................................................8 6.2 進給速度 ........................................................................................................10 6.3 背吃刀量 ........................................................................................................11 7 選擇機床 .......................................................................................................11 8 選擇刀具 .......................................................................................................12 8.1 刀具選取原則 ................................................................................................12 8.2 確定刀具 ........................................................................................................13 9 冷卻液選擇 ...................................................................................................13 10 制定工藝卡 .................................................................................................13 10.1 工藝過程卡 ..................................................................................................13 10.2 工序卡 ..........................................................................................................15 10.3 刀具卡片 ......................................................................................................22 11 編寫程序 .....................................................................................................23 12 零件加工 .....................................................................................................28 12.1 回機床零點 ..................................................................................................28 12.2 建立工件坐標 ..............................................................................................28 12.3 程序驗檢 ......................................................................................................28 12.4 自動運行 ......................................................................................................28 13 產品檢驗與分析 ..........................................................................................29 總 結 ................................................................................................................30 致 謝 ................................................................................................................31 參考文獻 ..........................................................................................................32