3265 普通CA6140車床的經(jīng)濟型數(shù)控改造,普通,ca6140,車床,經(jīng)濟型,數(shù)控,改造 目錄1.緒論 .............................................................................................................................12.設(shè)計要求 ..........................................................................................................................32.1 總體方案設(shè)計要求 .................................................................................................32.2 設(shè)計參數(shù) ...........................................................................................................42.3.其它要求 .................................................................................................................63. 車床改造的結(jié)構(gòu)特點 ...............................................................................................73.1.滾珠絲桿 ............................................................................................................73.2 導(dǎo)軌副 .......................................................................................................................73.3 安裝電動卡盤 ...........................................................................................................73.4 脈沖發(fā)生器 ........................................................................................................74.進給伺服系統(tǒng)機械部分設(shè)計與計算 ..................................................................84.1 機械部分的改造 ..................................................................................................84.2 進給系統(tǒng)機械結(jié)構(gòu)改造設(shè)計 .........................................................................94.3 進給伺服系統(tǒng)機械部分的計算與選型 ..........................................................104.3.1 確定系統(tǒng)的脈沖當(dāng)量 ....................................................................................104.3.2 縱向滾珠絲杠螺母副的副的型號選擇雨校核步驟 ..............................104.3.3 橫向滾珠絲杠螺母副的型號選擇與校核步驟 .....................................144.3.4 齒輪有關(guān)計算 .................................................................................................164.3.4（1）縱向齒輪及轉(zhuǎn)矩的有關(guān)計算 .........................................................164.3.4 (2)橫向齒輪及轉(zhuǎn)矩的有關(guān)計算 ...............................................................205. 步進電動機的計算與選型 ..................................................................................235.1 步進電動機選用的基本原則 ........................................................................235.2 步進電動機的選折 ..............................................................................................246.主軸交流伺服電機 .....................................................................................................246.1 機床主運動電機的確定 ................................................................................26 6.2 主軸的變速變速范圍 ...........................................................................................266.3 初選主軸電機的型號 ............................................................................................276.4 主軸電機的校核 ..............................................................................................277. 微機控制系統(tǒng)硬件電路設(shè)計 ..............................................................................287.1 控制系統(tǒng)的功能要求 ............................................................................................28 7.2 硬件電路的組成 ..............................................................................................287.3 設(shè)計說明 .................................................................................................................318．安裝調(diào)整中應(yīng)注意的問題 ..................................................................................318.1 滾珠絲杠副的特點 ..........................................................................................318.2 滾珠絲杠螺母副的選擇 .......................................................................................328.3 滾珠絲杠螺母副的調(diào)整 .......................................................................................328.4 聯(lián)軸器的安裝 ...................................................................................................328.5 主軸脈沖發(fā)生器的安裝 .......................................................................................32結(jié)論 .......................................................................................................................................35參考文獻 ......................................................................................................................36