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制造技術(shù)基礎(chǔ)課程設(shè)計(jì)說(shuō)明書(shū)
題 目
手柄零件的機(jī)械加工工藝規(guī)程及其夾具設(shè)計(jì)
專(zhuān) 業(yè)
機(jī)械工程及自動(dòng)化
班 級(jí)
姓 名
學(xué) 號(hào)
指導(dǎo)老師
成 績(jī)
2013年 3 月 10 日
目 錄
題目 ··········································1
一零件分析 ······································2
1.1 零件的作用 ······································2
1.2 零件的工藝分析 ·······························2
1.3 確定零件的生產(chǎn)類(lèi)型 ··························· 3
二 確定毛坯類(lèi)型繪制毛坯簡(jiǎn)圖 ·················3
2.1 確定毛坯的尺寸公差和加工余量 ···················4
三 工藝規(guī)程設(shè)計(jì) ·······························6
3.1 定位基準(zhǔn)的選擇 ································ 6
3.2 擬訂工藝路線(xiàn) ·································6
3.3 加工設(shè)備及工藝裝備的選用 ······················7
3.4 加工余量/工序尺寸和公差的確定 ·················9
3.5 切削用量的計(jì)算 ······························9
四 專(zhuān)用鉆床夾具設(shè)計(jì) ················11
4.1 工序要求 ······························ 11
4.2 點(diǎn)位方案設(shè)計(jì)分析 ·······················11
4.3 定位元件的型號(hào)，尺寸和安裝方式 ··············12
小結(jié)················································15
參考文獻(xiàn) ···········································16