【正文】 imple structure, reliable operation, low cost, high efficiency, simple operation, convenient repair. Key Words: throttle, loop, experimental apparatus, design IV 目 錄 摘 要 ........................................................................................................................................II Abstract..................................................................................................................................... III 目 錄 ...................................................................................................................................... IV 第 1 章 概述 .............................................................................................................................. 1 液壓傳動(dòng)特點(diǎn) ............................................................................................................. 2 液壓傳動(dòng)優(yōu)勢(shì) ............................................................................................................. 2 液壓系 統(tǒng)的設(shè)計(jì)步驟與設(shè)計(jì)要求 ............................................................................. 4 第 2 章 液壓綜合實(shí)驗(yàn)裝置液壓原理設(shè)計(jì) .............................................................................. 7 液壓傳動(dòng)綜述 .............................................................................................................. 7 液壓系統(tǒng)的組成 ............................................................................................... 7 液壓技術(shù)的優(yōu)缺點(diǎn) ........................................................................................... 7 液壓傳動(dòng)的發(fā)展趨勢(shì) ....................................................................................... 8 液壓系統(tǒng)的應(yīng)用 ............................................................................................. 10 液壓系統(tǒng)的分類 ............................................................................................. 11 液壓系統(tǒng)設(shè)計(jì)要求及流程 ............................................................................. 11 工作原理 ................................................................................................................... 12 課題設(shè)計(jì)要求 ............................................................................................................ 13 第 3 章 液壓系統(tǒng)設(shè)計(jì) ............................................................................................................ 14 液壓執(zhí)行元件的配置 ............................................................................................... 14 液壓缸的主要結(jié)參數(shù) ............................................................................................... 14 活塞桿強(qiáng)度計(jì)算 ........................................................................................................ 15 液壓缸活塞的推力及拉力計(jì)算 ................................................................................ 16 活塞桿最大容許行程 ................................................................................................ 17 液壓缸內(nèi)徑及壁厚的確定 ........................................................................................ 18 液壓泵及其驅(qū)動(dòng)電動(dòng)機(jī)的選擇 ............................................................................... 18 液壓泵的最大工作壓力 ................................................................................. 19 V 計(jì)算液壓泵的最大流量 ................................................................................. 19 選擇液壓泵的規(guī)格 ......................................................................................... 20 計(jì)算液壓泵的驅(qū)動(dòng)功率并選擇原動(dòng)機(jī) ......................................................... 21 其他液壓元件的選擇 ................................................................................................ 22 液壓閥及過濾器的選擇 ................................................................................. 22 油管的選擇 ..................................................................................................... 23 油箱及其輔件的確定 .................................................................................... 24 液壓系統(tǒng)壓力損失驗(yàn)算 ........................................................................................... 25 第 4 章 實(shí)驗(yàn)臺(tái)面板的結(jié)構(gòu)與設(shè)計(jì) ........................................................................................ 27 實(shí)驗(yàn)臺(tái)面板的結(jié)構(gòu) .................................................................................................... 27 實(shí)驗(yàn)臺(tái)面板的設(shè)計(jì) .................................................................................................... 27 分析液壓系統(tǒng)，確定實(shí)驗(yàn)臺(tái)面板結(jié)構(gòu) ......................................................... 27 液壓元件的布局 ............................................................................................. 27 確定油孔的位置與尺寸 ................................................................................. 28 繪制實(shí)驗(yàn)臺(tái)面板零件圖 ................................................................................. 28 第 5 章 液壓站設(shè)計(jì)與維護(hù)保養(yǎng) .......................................................................................... 29 油箱的設(shè)計(jì) ................................................................................................................ 29 液壓站結(jié)構(gòu) ................................................................................................................ 32 液壓站的組裝 ............................................................................................................ 33 液壓站注意事項(xiàng) ....................................................................................................... 34 第 6 章 管路的設(shè)計(jì) ................................................................................................................ 35 管路的選擇與布置 .................................................................................................... 35 管路的連接 ................................................................................................................ 35 焊接式管接頭 ................................................................................................. 35 卡套式管接頭 ...............................................................................