ca6140機(jī)床三維建模與裝配設(shè)計(jì)畢業(yè)論文(已修改)

　

【正文】 CA6140 機(jī)床三維建模與裝配設(shè)計(jì)畢業(yè)論文目錄摘要 ............................................................................................................................IABSTRACT ..............................................................................................................II第 1章 三維建模技 術(shù)概述......................................................................................1第 2章 機(jī)床總體設(shè)計(jì)..............................................................................................2 設(shè)計(jì)目的 ..............................................................................................................................2 主軸箱設(shè)計(jì)步驟 ..................................................................................................................2 運(yùn)動設(shè)計(jì) ......................................................................................................................2 動力設(shè)計(jì) ......................................................................................................................7 齒輪強(qiáng)度校核 ............................................................................................................11 主軸撓度的校核 ........................................................................................................15 主軸最佳跨距的確定 ................................................................................................16 各傳動軸支承處軸承的選擇 ....................................................................................17 進(jìn)給箱設(shè)計(jì)步驟 ................................................................................................................17 進(jìn)給箱的傳動機(jī)構(gòu) ....................................................................................................17 進(jìn)給箱切螺紋機(jī)構(gòu)設(shè)計(jì) ............................................................................................18 切螺紋系統(tǒng)及齒數(shù)比 ................................................................................................19第 3章 機(jī)床三維設(shè)計(jì) ............................................................................................21 .............................................................................................................21 齒輪類零件建模設(shè)計(jì) ........................................................................................................23 構(gòu)造齒輪 ......................................................................................................................23 對軸心孔倒角 ..............................................................................................................24 端蓋類零建模設(shè)計(jì) ............................................................................................................25 構(gòu)建圓柱組合體 ........................................................................................................25 生成臺階孔 ................................................................................................................27 生成均布圓孔 ............................................................................................................30 軸承類零件建模設(shè)計(jì) ........................................................................................................34 打開標(biāo)準(zhǔn)庫并生成軸承零件 ....................................................................................34 選擇軸承的參數(shù)生成軸承 ........................................................................................34 裝配的過程及干涉分析 ....................................................................................................35 裝配過程 ....................................................................................................................35 干涉分析 ....................................................................................................................40 運(yùn)動模擬設(shè)計(jì) ....................................................................................................................41 運(yùn)動模擬設(shè)計(jì)是虛擬樣機(jī)技術(shù)的組成 ....................................................................41 運(yùn)動模擬設(shè)計(jì) ............................................................................................................41