【正文】 .................. 7 毛坯的鑄造形式和熱處理 ........................................ 8 箱體的加工部位的加工方法以及工藝 ............................... 8 箱體加工時(shí)應(yīng)遵循的原則 ........................................ 9 擬訂零件機(jī)械加 工工藝路線 ...................................................................................... 9 定位基準(zhǔn)的選擇 ..................................................... 9 粗基準(zhǔn)的選擇 ...................................................... 10 精基準(zhǔn)的選擇 ...................................................... 10 加工工序方案確定 .................................................. 10 工藝方案的比較及其選用 ........................................................................................ 12 本章小結(jié) ................................................................................................................ 12 . . 第 3 章 加工工序的設(shè)計(jì) .............................................. 14 選擇加工設(shè)備、及其刀具、量具 ............................................................................. 14 加工設(shè)備選擇 ...................................................... 14 量具的選擇 ........................................................ 14 夾具的選擇 ........................................................ 14 各工序的切削用量的選擇 ........................................................................................ 14 粗銑底 面 ........................................................................................................ 14 粗銑 T3面 ...................................................................................................... 15 粗銑兩側(cè)面 ..................................................................................................... 16 鉆 T3面 2個(gè)工藝孔 ........................................................................................ 17 粗 精鏜孔 Ф94 ， Ф85 .................................................................................... 18 粗銑斜方孔面 ................................................................................................. 19 粗、精鏜 Ф75 孔 ............................................................................................ 20 鉆 .攻 T3面 M86 孔 ....................................................................................... 21 攻 M86螺紋 ................................................................................................... 22 鉆、攻螺紋 T1面 M12孔 ................................................................................. 22 攻 M12螺紋 ..................................................................................................... 23 鉆，攻 T2面 M86 螺紋孔 .............................................................................. 23 攻 M86螺紋 ................................................................................................... 24 鉆、攻斜方孔面 M86 螺紋孔 ......................................................................... 24 攻 M86螺紋 ................................................................................................... 25 鉆、絞 D5 D6孔 .............................................................................................. 25 精洗 T3面 ...................................................................................................... 27 精洗兩側(cè)面 ..................................................................................................... 28 本章小結(jié) ................................................................................................................ 29 第 4 章 夾具設(shè)計(jì) .................................................... I 研究原始數(shù)據(jù)資料明確設(shè)計(jì)任務(wù) ................................................................................ I 夾具的設(shè)計(jì)思路 ................................................................................................. I 夾具的作用及條件 ............................................................................................. I 夾具在現(xiàn)代機(jī)械加工中應(yīng)用及作用 ..................................................................... I 機(jī)床夾具作用實(shí)現(xiàn)必須滿足三個(gè)條件 ................................................................II . . 夾具的設(shè)計(jì)及其計(jì)算 .................................................................................................II 夾具材料的選擇 ................................................................................................II 夾具的布局和組合方式 .....................................................................................II 夾具的預(yù)緊力的計(jì)算 ....................................................................................... III 氣缸的設(shè)計(jì)與計(jì)算 .................................................................................................. III 氣缸的選擇 ....................................................... III 氣缸與缸蓋的連接形式 ............................................. III 氣缸的密封 ....................................................... III 氣缸的防塵 ....................................................... III 氣缸的設(shè)計(jì) ........................................................ IV 定位鍵的選擇 ....................................................... V 壓板 的選用 ......................................................... V 本章小結(jié) ................................................................................................................ VI 第 5 章 結(jié)論 ........................................................ I 參考文獻(xiàn) .......................................................... II 致 謝 ............................................................. I . . 摘 要 機(jī)械制造業(yè)是一個(gè)國(guó)家技術(shù)進(jìn)步和社會(huì)發(fā)展的支柱產(chǎn)業(yè)之一，無(wú)論是傳統(tǒng)產(chǎn)業(yè)，還是新興產(chǎn)業(yè)，都離不開(kāi)各式各樣的機(jī)械裝備。而加快產(chǎn)品上市的時(shí)間，提高質(zhì)量，降低成本，加強(qiáng)服務(wù)是制造業(yè)追求的永恒主題。此次研究的主要內(nèi)容在于如何使加工工序簡(jiǎn)單化、降低加工難度，從而達(dá)到提高產(chǎn)品加工效率，加快產(chǎn)品上市時(shí)間的目的。 And the research design for the fixture of first road processes (mill the interface), The main content of the study is how to simplify the processes, reduce processing difficulty, and thus achieve greater processing efficiency, speed up product listed time. Toward manufacturing pursued the theme over! Keywords: Trunk One surface and two holes Fixture Travel chart . . 第 1 章