1759_棘輪手動(dòng)壓機(jī)設(shè)計(jì)

1759_棘輪手動(dòng)壓機(jī)設(shè)計(jì),棘輪,手動(dòng),設(shè)計(jì) 目 錄1 引言1 課題研究的目的和意義 ..............................................12 手動(dòng)壓力機(jī)的設(shè)計(jì)2.1 總體方案的確定 ...................................................22.2 齒輪的設(shè)計(jì) ......................................................22.2.1 齒輪材料及精度的選擇 ...........................................22.2.2 齒輪的設(shè)計(jì)計(jì)算 .................................................32.2.3 齒輪的校核 .....................................................42.2.4 齒輪的幾何尺寸計(jì)算 .............................................72.3 齒輪軸的設(shè)計(jì) ....................................................82.3.1 齒輪軸材料的選擇 ...............................................82.3.2 確定齒輪軸的最小直徑 ...........................................92.3.3 齒輪軸上零件的裝配方式 ........................................112.3.4 齒輪軸的校核 ..................................................112.3.5 齒輪軸的零件圖 ................................................143 滾動(dòng)軸承的選擇 ...................................................143.1 滾動(dòng)軸承類型的選擇 ..............................................143.2 滾動(dòng)軸承的配置 ..................................................143.3 滾動(dòng)軸承的潤(rùn)滑 ..................................................153.4 滾動(dòng)軸承的密封裝置 ..............................................163.5 鍵的選擇 .......................................................163.5.1 鍵的尺寸型號(hào) ..................................................173.6 棘輪機(jī)構(gòu)的設(shè)計(jì) .................................................183.6.1 棘輪的基本結(jié)構(gòu)和工作原理 ......................................183.6.2 棘輪裝置的優(yōu)缺點(diǎn) ..............................................183.6.3 棘輪機(jī)構(gòu)中的主要問(wèn)題 ..........................................193.6.4 棘輪幾何尺寸的計(jì)算 ............................................193.6.5 棘輪的零件圖 ..................................................203.7 手輪和手柄的設(shè)計(jì) ...............................................203.7.1 手輪和手柄的材料選擇 ..........................................203.7.2 手柄長(zhǎng)度的設(shè)定 ................................................203.7.3 手柄直徑的確定 ................................................203.8 齒條的設(shè)計(jì) .....................................................213.8.1 零件的特點(diǎn)及材料的選擇 ........................................213.8.2 齒條參數(shù)的設(shè)定 ................................................213.8.3 齒條基本尺寸的設(shè)定 ............................................223.9 箱體的設(shè)計(jì) .....................................................223.9.1 零件的特點(diǎn)及材料的選擇 ........................................223.9.2 箱體的結(jié)構(gòu)設(shè)計(jì) ................................................224 箱體的工藝規(guī)程設(shè)計(jì) ...............................................254.1 設(shè)計(jì)任務(wù) ........................................................264.2 零件工藝性分析 ..................................................264.3 毛胚的選擇 ......................................................274.4 擬訂零件加工工藝路線 ............................................284.5 制定零件工藝規(guī)程 ................................................294.6 壓力機(jī)的成本核算 ...............................................304.6.1 制定零件工藝規(guī)程 ..............................................294.6.2 壓力機(jī)的成本核算 .............................................305 結(jié)論 ...................................................31參考文獻(xiàn).................................................32致謝.....................................................33