【正文】 目 錄 摘 要 ...................................................................................................................... 1 關(guān)鍵詞 ...................................................................................................................... 1 1 前言 ....................................................................................................................... 2 課題研究背景及意義 ........................................................................................ 2 振動(dòng)篩的研究發(fā)展現(xiàn)狀 .................................................................................... 2 振動(dòng)篩的特點(diǎn)及發(fā)展趨勢(shì) ................................................................................ 3 振 動(dòng)篩在實(shí)際生產(chǎn)中的應(yīng)用 ............................................................................ 3 振動(dòng)篩的工作原理、分類及特點(diǎn) .................................................................... 3 振動(dòng)篩的工作原理 ......................................................................................... 3 直線振動(dòng)篩的工作原理 ................................................................................. 4 2 總體方案的確定 ................................................................................................... 5 設(shè)計(jì)任務(wù)分析 .................................................................................................... 5 設(shè)計(jì)要求 ......................................................................................................... 5 任務(wù)分析 ......................................................................................................... 6 總體方案的設(shè)計(jì) ................................................................................................ 6 支撐形式與隔振裝置 ..................................................................................... 6 傳動(dòng)方案的設(shè)計(jì) ............................................................................................. 7 電動(dòng)機(jī)的選用 ................................................................................................. 8 總體結(jié)構(gòu)簡(jiǎn)圖 .................................................................................................... 8 3 雙軸直線振動(dòng)篩的設(shè)計(jì)計(jì)算 ............................................................................... 9 振動(dòng)篩上物料的運(yùn)動(dòng)分析和工藝參數(shù)的選擇 ............... 錯(cuò)誤 !未定義書簽。 直線振動(dòng)面上的物料運(yùn)動(dòng)分析 .................................... 錯(cuò)誤 !未定義書簽。 工藝參數(shù)的選擇 ............................................................................................. 9 總體設(shè)計(jì)計(jì)算步驟 .......................................................................................... 10 計(jì)算振動(dòng)篩篩面面積 ................................................................................... 10 振動(dòng)次數(shù)的計(jì)算 ........................................................................................... 10 物料運(yùn)動(dòng)速度的計(jì)算 ....................................................................................11 驗(yàn)算生產(chǎn)率 ....................................................................................................11 估算振動(dòng)篩的重量 ........................................................................................11 激振器偏心塊的質(zhì)量及其偏心距的確定 ....................................................11 隔振彈簧剛度的確定 ................................................................................... 12 篩箱的設(shè)計(jì) ................................................................................................... 12 電動(dòng)機(jī)的選擇 ............................................................................................... 12 4 主要零部件的設(shè)計(jì)和計(jì)算 ................................................................................. 13 篩面的設(shè)計(jì)和選擇 .......................................................................................... 13 篩面的功用及結(jié)構(gòu)特點(diǎn) ............................................................................... 13 篩面的選擇及加工要求 ............................................................................... 14 篩面的固定 ................................................................................................... 15 篩板的設(shè)計(jì) ................................................................................................... 15 橡膠彈簧的設(shè)計(jì) ........................................................................................... 16 激振器的設(shè)計(jì) .................................................................................................. 17 激振器的特點(diǎn)分析 ....................................................................................... 17 軸的計(jì)算與設(shè)計(jì) ........................................................................................... 18 軸承的選用和設(shè)計(jì) ....................................................................................... 21 圓軸法蘭的設(shè)計(jì) ........................................................................................... 21 底座的設(shè)計(jì) ...................................................................................................... 22 底座的功用 ................................................................................................... 22 底座材料的選擇 ........................................................................................... 22 焊接時(shí)應(yīng)注意 ............................................................................................... 22 軸承壓蓋的設(shè)計(jì)計(jì)算 ...................................................................................... 22 密封件的設(shè)計(jì)計(jì)算 .......................................................................................... 23 偏心塊的設(shè)計(jì) .................................................................................................. 23 偏心塊的結(jié)構(gòu) ............................................................................................... 23 偏心塊的安裝要求 ....................................................................................... 24 聯(lián)軸器的設(shè)計(jì) .................................................................................................. 24 聯(lián)軸器的類型選擇 ....................................................................................... 24 規(guī)格的選擇與計(jì)算 ...................................