【正文】 o be used for high secondary school, technical school of electrical and mechanical specialty CNC practice, experimental teaching. Keywords: CNC Lathe Feeding System Assembly Drawing Parts Drawing 徐州工程學院畢業(yè)設計 (論文 ) III 目 錄 摘 要 ................................................................................................................................................ I ABSTRACT ................................................................................................................................... II 1 緒論 ............................................................................................................................................. 1 序言 .................................................................................................................................. 1 設計主要任務 ................................................................................................................... 2 2 進給系統(tǒng)設計 ............................................................................................................................. 3 總體方案設計 ................................................................................................................... 3 概述 .......................................................................................................................... 3 機械系統(tǒng)設計 .......................................................................................................... 3 伺服電機設計 .................................................................................................................. 5 伺服電機概述 .......................................................................................................... 5 伺服電機選擇 .......................................................................................................... 6 滾珠絲杠副介紹 .............................................................................................................. 9 滾珠絲杠副概述 ...................................................................................................... 9 滾珠絲杠副特點 .................................................................................................... 10 滾珠絲杠副結構 .................................................................................................... 11 滾珠絲杠副設計 ............................................................................................................ 12 設計滾珠絲杠副原理 ............................................................................................ 12 滾珠絲杠副選擇 ..................................................................................................... 13 滾珠絲杠副 預緊 .................................................................................................... 14 滾珠絲杠副校核 ..................................................................................................... 14 滾珠絲杠副密封與潤滑 ................................................................................................ 16 滾軸絲杠副支撐選擇及軸承選用 ................................................................................ 17 支撐方式選擇 ........................................................................................................ 17 軸承選擇 ................................................................................................................ 18 軸承配合與潤滑 .................................................................................................... 19 聯(lián)軸器簡介 .................................................................................................................... 20 聯(lián)軸 器基本要求 ............................................................................................................ 21 聯(lián)軸器選擇 .................................................................................................................... 21 聯(lián)軸器校核 .................................................................................................................. 23 轉矩校核 .............................................................................................................. 23 銷抗剪強度校核 .................................................................................................. 23 3 導軌設計 ................................................................................................................................... 24 導軌概述 ....................................................................................................................... 24 導軌分類 ....................................................................................................................... 24 導軌選型與長度計算 ................................................................................................... 24 導軌副技術要求 ........................................................................................................... 25 導軌的間隙調整 ............................................................................................................ 26 4 防護罩設計 ............................................................................................................................... 28 基本要求 ....................................................................................................................... 28 徐州工程學院畢業(yè)設計 (論文 ) IV 選擇設計 ....................................................................................................................... 28 其他設計 ....................................................................................................................... 29 基本要求 ............................................................................................................ 29 支撐架設計 ........................................................................................................ 30 總 結 .................................................................................................