【正文】 ......................................................................................1 2 工況分析 ...................................................................................................................................................2 .................................................................................................................................................2 .................................................................................................................................................3 3 確定液壓缸的參數(shù) ...............................................................................................................................5 ......................................................................................................................5 ...............................................................................................................................5 、流量和功率的計(jì)算值 .........................................................6 快進(jìn)階段 ........................................................................................................................................6 工進(jìn)階段 ........................................................................................................................................6 快退階段 ........................................................................................................................................7 .........................................................................................................................8 4 液壓系統(tǒng)圖的擬定 .............................................................................................................................11 制定液壓回路方案 .............................................................................................................................11 ..................................................................................................................11 ..................................................................................................................................... 12 ................................................................................... 12 ..................................................................................................................................... 12 擬定液壓系統(tǒng)圖 ................................................................................................................................ 13 5 液壓元件的選擇 ................................................................................................................................... 16 液壓泵及驅(qū)動(dòng)電機(jī)的選擇 .............................................................................................................. 16 .................................................................................................... 16 .2 液壓泵的流量計(jì)算 ................................................................................................................... 16 攀枝花學(xué)院液壓課程設(shè)計(jì)（論文） 目錄 2 ..................................................................................................................... 16 確定液壓泵驅(qū)動(dòng)功率及電機(jī)的規(guī)格、型號(hào) ........................................................................... 17 閥類元件及輔助元件的選擇 .......................................................................................................... 17 ......................................................................................................................................... 18 油箱的計(jì)算 ......................................................................................................................................... 19 吸油管和過(guò)濾器之間管接頭的選擇 ............................................................................................. 19 堵塞的選取 ......................................................................................................................................... 19 空氣過(guò)濾器的選取 ............................................................................................................................ 20 6 液壓系統(tǒng)性能的驗(yàn)算 ....................................................................................................................... 21 驗(yàn)算系統(tǒng)壓力損失并確定壓力閥的調(diào)整值 ................................................................................ 21 快進(jìn) ............................................................................................................................................ 21 工進(jìn) ............................................................................................................................................ 22 快退 ............................................................................................................................................ 23 油液溫升驗(yàn)算 .................................................................................................................................... 24 7 油箱的設(shè)計(jì) ........................................................................................................................................... 25 壁厚、箱頂及箱頂元件的設(shè)計(jì) ...................................................................................................... 26 箱壁、清洗孔、吊耳、液位計(jì)的設(shè)計(jì) ......................................................................................... 26 箱底、放油塞及支架的設(shè)計(jì) .......................................................................................................... 26 油箱內(nèi)隔板及除氣網(wǎng)的設(shè)置 .......................................................................................................... 27 ........................................................................................................................ 27 參 考 文 獻(xiàn) ................................................................................................................................................ 28 總 結(jié) ....................