【正文】
g mechanism and calculated after the final are used to determine the connecting rod bined type of lifting mechanism .But also the selection of hydraulic system design and calculations ,mainly lifting bodies as the most widely used hydraulic cylinders of the general analysis ,at last ,in general carry out a sub frame designing ,as well as the main vehicle sub frame and frame connections are described and applied initially selected sub frame is connected with the main frame .This design from general to local ,prehensive introduction to the overall design of the dumper truck ,lifting part of the design ,hydraulic system design ,sub frame design.KEY WORDS: dumper truck , after the push connecting rod type lifting mechanism , hydraulic system , sub frame. 1目 錄前 言 1第1章 緒論 2 課題的提出 2 整車(chē)形式與結(jié)構(gòu)特點(diǎn) 3 本章小結(jié) 4第2章 自卸車(chē)主要性能參數(shù)的選擇 5 整車(chē)尺寸參數(shù)的確定 5 質(zhì)量參數(shù)的確定 6 其他性能參數(shù) 7 貨廂最大舉升角、舉升時(shí)間和降落時(shí)間 7 8 9第3章 舉升機(jī)構(gòu)的設(shè)計(jì) 10 10 舉升機(jī)構(gòu)的類(lèi)型 10 13 舉升機(jī)構(gòu)各鉸鏈點(diǎn)位置及坐標(biāo)的確定 15 舉升機(jī)構(gòu)受力分析 17 舉升機(jī)構(gòu)構(gòu)件具體尺寸設(shè)計(jì)與校核 18 舉升機(jī)構(gòu)各零部件的校核 181 舉升油缸設(shè)計(jì)校核 182 拉桿尺寸的確定與校核 203 對(duì)三角臂的校核 214對(duì)各銷(xiāo)軸的校核 22 24第4章 液壓系統(tǒng)設(shè)計(jì) 25 25 25 26 液壓分配閥 26 液壓元件的設(shè)計(jì)選型 28 液壓泵的選擇 28 油箱容積的計(jì)算 28 三位四通閥的選用和控制方式 28 本章小結(jié) 29第 5 章 副車(chē)架的設(shè)計(jì) 30 30 31 31 縱梁與橫梁的連接設(shè)計(jì) 33 副車(chē)架與主車(chē)架的連接設(shè)計(jì) 34 副車(chē)架主要尺寸參數(shù)設(shè)計(jì)計(jì)算 35 35 35 39結(jié) 論 40謝 辭 41參考文獻(xiàn) 42前 言掌握國(guó)家及行業(yè)相應(yīng)的規(guī)范和標(biāo)準(zhǔn),使專用汽車(chē)有良好的適應(yīng)性,工作可靠自卸汽車(chē)是利用本車(chē)發(fā)動(dòng)機(jī)動(dòng)力驅(qū)動(dòng)液壓舉升機(jī)構(gòu),將其車(chē)廂傾斜一定角度卸貨,并依靠車(chē)廂自重使其復(fù)位的專用汽車(chē)。而且還對(duì)液壓系統(tǒng)進(jìn)行了選型設(shè)計(jì)和計(jì)算,主要對(duì)作為舉升機(jī)構(gòu)中應(yīng)用最廣泛的液壓缸進(jìn)行了大體的分析,最后對(duì)副車(chē)架進(jìn)行了大體的設(shè)計(jì),以及副車(chē)架和主車(chē)架的連接方式進(jìn)行了說(shuō)明和初步選定所應(yīng)用的副車(chē)架與主車(chē)架的連接方式。本文主要對(duì)自卸車(chē)整車(chē)技術(shù)參數(shù)的選擇進(jìn)行了概括的設(shè)計(jì),自卸車(chē)的舉升機(jī)構(gòu)進(jìn)行了完整的設(shè)計(jì),其主要原理是通過(guò)液壓作用將自卸車(chē)車(chē)廂舉升到一定角度從而使貨物快速卸載。全套設(shè)計(jì)包括設(shè)計(jì)說(shuō)明書(shū)+CAD圖紙。購(gòu)買(mǎi)請(qǐng)聯(lián)系qq:541937254 自卸車(chē)畢業(yè)論文設(shè)計(jì)摘 要自卸車(chē)