国产精品69毛片高清亚洲,**女人18毛片一区二区,色999韩欧美国产综合俺来也

位置:首頁 > 機械技術文檔

組合機床概述機械畢業設計說明書

文件大小：1022.95 KB
下載次數：
文件評級：
更新時間：2016-05-24
發布人：556517

文件下載：

文件介紹：
該文件為 doc 格式，下載需要 20 積分

機械畢業設計說明書目錄
摘要 ·········································1
Abstract ········································2
第1章緒論 ······································3
1.1 引言········································3
1.2 畢業設計目的 ····································3
1.3 組合機床概述 ····································4
第2章組合機床總體設計 ································5
2.1 工藝方案的擬定···································5
2.1.1 被加工零件的特點·································5
2.1.2 分析、研究被加工零件·······························5
2.1.3 組合機床總體方案論證·······························6
2.1.4 定位基準及夾壓點選擇·······························7
2.2 確定切削用量及刀具選擇·······························7
2.2.1 刀具的選擇····································7
2.2.2 切削用量的選擇··································7
2.2.3 計算切削力切削扭矩切削功率及刀具耐用度·····················9
2.2.4 確定主軸尺寸外伸尺寸 ······························12
2.2.5 選擇接桿·····································12
2.2.6 動力部件工作行程及循環的確定····························13
2.3 通用部件的選擇····································14
2.3.1 選用滑臺形式···································14
2.3.2 選液壓滑臺的型號·································15
2.3.3 選動力箱型號···································15
2.3.4 機床裝料高度的確定································16
2.3.5 中間底座尺寸的確定································16
2.4 生產率計算卡·····································17
3 組合機床夾具設計····································20
3.1 夾具設計的基本要求和步驟······························20
3.1.1 夾具設計的基本要求································20
3.1.2 夾具設計的步驟···································20
3.2 定位方案的確定····································21
3.2.1 零件的工藝性分析·································21
3.2.2 定位方案的論證··································21
3.2.3 導向裝置·····································21
3.3 夾緊方案的確定···································23
3.3.1 夾緊裝置的確定··································23
3.3.2 夾緊方案論證···································23
3.3.3 夾緊力確定····································23
3.4 誤差分析······································25
3.5 繪制夾具裝配圖及零件圖·······························28
4 結論··········································29
參考文獻·········································30
致謝 ··········································31
附錄 ··········································34
...

文檔留言

更多..相關文檔

更多..最新文檔

更多..熱門文檔

99精品在线免费_亚洲一区二区av在线_国产尤物久久久_日韩理伦片在线_免费a漫导航_亚洲一区999_亚洲综合成人在线视频_日韩在线观看一区二区_国产精品调教_欧美性猛交7777777