【正文】 The last, we design the vertical and horizontal mechanism on the basis of known numbers.) KEY WORDS: tool movement，conventional machines，Stepper motor目 錄CJK6140 數(shù)控車床縱向進給系統(tǒng)設(shè)計 .....................................................................................I摘 要 ...........................................................................................................................................IABSTRACT...............................................................................................................................II第一部分 緒 論 .........................................................................................................................1第二部分 設(shè)計方案的確定 .......................................................................................................3 數(shù)控系統(tǒng)運動方式的確定 ...........................................................................................3 伺服進給系統(tǒng)的改造設(shè)計 ...........................................................................................3 數(shù)控系統(tǒng)的硬件電路設(shè)計 ............................................................................................4 縱向進給系統(tǒng)的設(shè)計 ...................................................................................................5第三部分 機 械 設(shè) 計 .............................................................................................................6 縱向進給系統(tǒng)的設(shè)計 ...................................................................................................6 切削力的計算 ...............................................................................................................6 滾珠絲杠的設(shè)計計算 ...................................................................................................7 求軸向力 .............................................................................................................7 計算絲杠動載荷 Cj............................................................................................7 絲杠效率計算 .....................................................................................................8 校核 .....................................................................................................................8 齒輪箱減速器設(shè)計部分 ...............................................................................................9 傳動比 i ..............................................................................................................9 齒面接觸強度設(shè)計計算 .....................................................................................9 齒根彎曲強度設(shè)計： .......................................................................................11 設(shè)計計算： .......................................................................................................12 其他機械設(shè)計部分 .....................................................................................................12 減速箱最小輸出軸的計算 ...............................................................................12 軸承的選擇 .......................................................................................................13 步進電機的選擇 .........................................................................................................13 計算減速器的傳動比 I ....................................................................................13 計算系統(tǒng)轉(zhuǎn)動慣量 ............................................................................................13 確定步進電機動力參數(shù) ...................................................................................14第四部分 數(shù)控設(shè)計 .................................................................................................................17 數(shù)控系統(tǒng)硬件電路 .....................................................................................................17 基本硬件組成 ...................................................................................................17 硬件配套及基本結(jié)構(gòu) .......................................................................................17 接口線路 ...........................................................................................................18 光電隔離電路 ...................................................................................................19 功率放大器 .......................................................................................................19 輔助電路 ...........................................................................................................19 軟件設(shè)計 ......................................................................................................................19第五部分 使用說明 .................................................................................................................25 概述 .............................................................................................................................25 主要技術(shù)參數(shù) .............................................................................................................25 主要功能 .....................................................................................................................25 安裝調(diào)整步驟 .............................................................................................................25 機床使用步驟簡述 .....................................................................................................25 維護和保養(yǎng) ..................................................................................................................26第六部分 結(jié)束語 ....................................