推動架”零件的機械加工工藝規程
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- 課程設計-推動架目 錄
序 言·······························································4
1 零件的分析····························································4
1.1零件的作用及結構分析···········································5
1.2零件的工藝分析···················································5
1.3毛坯制造·····················································5
2 擬定推動架的機械加工工藝路線·········································7
2.1推動架機械加工工藝方案···········································7
2.2選擇定位基準·····················································7
2.2.1精基準的選擇········································7
2.2.2粗基準的選擇·································7
2.3加工路線的擬定·············································8
3 毛坯尺寸，工序尺寸及機械加工余量的確定
3.1毛坯的外部輪廓尺寸············································9
3.2主要平面加工的工序尺寸及加工余量·······························9
3.3加工的工序尺寸及加工余量·································10
3.4確定切削用量的基本工時······························ 12
3.5推動架的機械加工工藝過程卡片······························ 15
3.6推動架機械加工工序卡片······························ 15
4 總結································································· 15
5 參考文獻···························································· 16
附錄：零件圖一張
毛坯圖一張
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