【正文】
......................................................................I Abstract ............................................................................................. II 第 1 章 前言 .................................................................................... 1 第 2 章 自卸車液壓系統(tǒng)狀況 ......................................................... 5 自卸車舉升機構(gòu)液壓系統(tǒng)的工作原理 .................................... 5 自卸車液壓系統(tǒng)的不足之處 ................................................... 6 第 3 章 自卸車液壓系統(tǒng)的改進及分析 ......................................... 7 自卸車液壓系統(tǒng)的改進思路 ................................................... 7 自卸車液壓系統(tǒng)的改進線路圖 ............................................... 7 改進后的的液壓系統(tǒng)結(jié)構(gòu)及原理 ............................................ 7 液壓系統(tǒng)的組成 ...................................................................................... 7 更換元件的介紹 ...................................................................................... 8 液壓、氣控原理 .................................................................................... 14 后門開啟鎖緊裝置 ................................................................................ 15 新設計的液壓 系統(tǒng)結(jié)構(gòu)及原理 ............................................. 15 氣 、液壓系統(tǒng)原理 .............................................................................. 15 工作原理 ................................................................................................ 17 第 4 章 結(jié)論與展望 ....................................................................... 18 結(jié)論 ........................................................................................ 18 展望 ........................................................................................ 18 參考文獻 .......................................................................................... 20 自卸車液壓系統(tǒng)的改裝 錯誤 !未指定書簽。 II Abstract As the national economy development, human science and technology are being more and more advanced, subjects have great progress, more and more technology is being used instead of people finish is more difficult 論文首先介紹了自卸車的發(fā)展概況,然后又簡述了自卸車液壓系統(tǒng)的工作原理,提出自卸車后門 不能正常打開這一問題。 I 摘 要 隨著國民經(jīng)濟的不斷發(fā)展,人類科學技術越來越先進,各個科目都有了巨大的進步,越來越多的科技被人們用來代替完成比較艱苦、危險、精細的工作,機械就是其中的一種。 關鍵詞: 自卸車;液壓系統(tǒng);改造;換向閥 自卸車液壓系統(tǒng)的改裝 錯誤 !未指定書簽。t open this tip truck normal. In this paper, dump truck rear door cannot be opened normally this problem in detail, from the hydraulic system and structure trans formation of design. This method through change valve, gas control valve, a main oil cylinder valve and special valve, adopting a new body and structure, and to change the hydraulic system work, achieve the hydraulic system safety interlock, ultimately solve the abnormal phenomenon of the back door open. Key Word:Dump truck ; Hydraulic system ; Reform; Reversing valve 自卸車液壓系統(tǒng)的改裝 錯誤 !未指定書簽。自20世紀80年代初期,我國就開始與西方的卡車公司建立合資企業(yè),以快捷提高