【正文】 . . . .. . 學習好幫手目 錄摘 要 ..................................................................................................................................IAbstract...............................................................................................................................II引 言 .................................................................................................................................1第 1 章 零件圖解析 .........................................................................................................2 箱體零件作用 ........................................................................................................2 箱體零件的材料及其力學性能 ............................................................................2 箱體零件的結構工藝分析 ....................................................................................2第 2 章 毛坯的分析 .........................................................................................................3 毛坯的選擇 ............................................................................................................3 毛坯圖的設計 ........................................................................................................3第 3 章 工藝路線擬定 .....................................................................................................4 定位基準的選擇 ....................................................................................................4 加工方法的確定 ....................................................................................................4第 4 章 加工順序的安排 .................................................................................................7 工序的安排 ............................................................................................................7 加工階段的劃分 ..........................................................................................7 基面先行原則 ..............................................................................................7 先粗后精 ......................................................................................................7 先住后次 ......................................................................................................7 先面后孔 ......................................................................................................8 工序劃分的確定 ....................................................................................................8 熱處理工序的安排 ................................................................................................8 擬定加工工藝路線 ................................................................................................8 加工路線的確定 ....................................................................................................9 加工設備的選擇 ....................................................................................................9 刀具的選擇 ..........................................................................................................10 選擇夾具及量具確定裝夾方案 ..........................................................................10 夾具的選擇 ................................................................................................10 量具的選擇 ................................................................................................11第 5 章 工藝設計 ...........................................................................................................12. . . .. . 學習好幫手 加工余量，工序尺寸，及其公差的確定 ..........................................................12 確定切削用量及功率的校核 ..............................................................................13第 6 章 數(shù)控加工路線的分析 .......................................................................................15結 論 ........