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工业对辊成型机设计说明书.doc

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工业对辊成型机设计说明书.doc

中国矿业大学2007届本科毕业设计第1页目录绪论............................................................1第一章电机选型及传动比计算.....................................71.1选择电动机...............................................71.1.1选择电动机的类型和结构形式.........................71.1.2选择电动机的容量...................................71.2计算传动装置的总传动比并分配各级传动比...................91.2.1传动装置的总传动比.................................91.2.2分配各级传动比.....................................9第二章V带设计计算.............................................92.1确定计算功率.............................................92.2选择带型.................................................92.3确定带轮基准直径.........................................92.4验算带的速度............................................102.5初定中心距..............................................102.6确定基准长度............................................102.7确定实际轴间距..........................................102.8验算小带轮包角..........................................102.9单根V带的基本额定功率..................................112.10考虑传动比的影响,额定功率的增量由表1217m查得........112.11V带的根数..............................................112.12单根V带的预紧力.......................................112.13带轮的结构.............................................11第三章基本参数计算............................................123.1各轴的转速..............................................123.2各轴功率................................................123.3各轴转矩................................................13第四章同步齿轮减速箱齿轮的设计计算............................134.1I轴齿轮设计计算.........................................134.1.1选择齿轮材料......................................134.1.2初定齿轮主要参数..................................134.1.3校核齿面接触疲劳强度..............................154.2Ⅱ轴齿轮设计计算........................................174.2.1选择齿轮材料......................................174.2.2初定齿轮主要参数..................................174.2.3校核齿面接触疲劳强度..............................194.3Ⅲ轴齿轮设计计算........................................214.3.1选择齿轮材料......................................214.3.2初定齿轮主要参数..................................21中国矿业大学2007届本科毕业设计第2页4.3.3校核齿面接触疲劳强度..............................234.4Ⅳ轴齿轮设计计算........................................254.4.1选择齿轮材料......................................25第五章同步齿轮减速箱轴的设计计算..............................295.1Ⅰ轴的设计计算..........................................295.1.1选择轴的材料......................................295.1.2初步估算轴的的直径................................305.1.3轴上零部件的选择和轴的结构设计....................305.1.4轴的受力分析......................................305.1.5轴的强度计算......................................335.2Ⅱ轴的设计计算..........................................345.2.1选择轴的材料......................................345.2.2初步估算轴的的直径................................345.2.3轴上零部件的选择和轴的结构设计....................345.2.4轴的受力分析......................................345.2.5轴的强度计算......................................385.3Ⅲ轴的设计计算..........................................395.3.1选择轴的材料......................................395.3.2初步估算轴的的直径................................395.3.3轴上零部件的选择和轴的结构设计....................395.3.4轴的受力分析......................................405.3.5轴的强度计算......................................445.4Ⅳ轴的设计计算..........................................445.4.1选择轴的材料......................................445.4.2初步估算轴的的直径................................445.4.3轴上零部件的选择和轴的结构设计....................445.4.4轴的受力分析......................................455.5Ⅴ轴的设计计算..........................................495.5.1选择轴的材料......................................495.5.2初步估算轴的的直径................................495.5.3轴上零部件的选择和轴的结构设计....................495.5.4轴的受力分析......................................495.5.5轴的强度计算......................................52第六章同步齿轮减速箱轴承的校核................................546.1I轴轴承的校核...........................................546.1.1计算轴承支反力....................................546.1.2轴承的派生轴向力..................................546.1.3轴承所受的轴向载荷................................546.1.4轴承的当量动载荷..................................54中国矿业大学2007届本科毕业设计第3页6.1.5轴承寿命..........................................556.2II轴轴承的校核..........................................556.2.1计算轴承支反力....................................556.2.2轴承的派生轴向力..................................556.2.3轴承所受的轴向载荷................................566.2.4轴承的当量动载荷..................................566.2.5轴承寿命..........................................566.3III轴轴承的校核.........................................576.3.1计算轴承支反力....................................576.3.2轴承的派生轴向力..................................576.3.3轴承所受的轴向载荷................................576.3.4轴承的当量动载荷..................................576.3.5轴承寿命..........................................586.4IV轴轴承的校核..........................................586.4.1计算轴承支反力....................................586.4.2轴承的派生轴向力..................................596.4.3轴承所受的轴向载荷................................596.4.4轴承的当量动载荷..................................596.4.5轴承寿命..........................................596.5V轴轴承的校核...........................................606.5.1计算轴承支反力....................................606.5.2轴承的派生轴向力..................................606.5.3轴承所受的轴向载荷................................606.5.4轴承的当量动载荷..................................616.5.5轴承寿命..........................................61第七章同步齿轮减速箱键的校核..................................627.1I轴键的校核.............................................627.2II轴健的校核............................................627.3III轴健的校核...........................................627.4IV轴健的校核............................................627.5V轴键的校核.............................................63第八章同步齿轮减速箱箱体及附件设计计算........................648.1箱体设计................................................648.1.1箱体结构设计......................................648.1.2铸造箱体的尺寸....................................648.2减速器附件..............................................648.2.1检查孔及其盖板....................................648.2.2通气器............................................648.2.3轴承盖和密封装置..................................65中国矿业大学2007届本科毕业设计第4页8.2.4定位销............................................658.2.5油面指示器........................................658.2.6放油螺塞..........................................658.2.7起吊装置..........................................65第九章机架及成型装置的设计计算................................669.1型辊轴的设计............................................669.1.1选择轴的材料......................................669.1.2初步估算轴的的直径................................669.1.3轴上零部件的选择和轴的结构设计....................669.1.4轴的受力分析......................................669.1.5轴的强度计算......................................699.2辊心的设计..............................................699.2.1选择辊心的材料....................................699.2.2辊心结构设计......................................699.3型板的设计..............................................709.3.1型板材料的选择....................................709.3.2型板结构的设计....................................719.4机架的设计..............................................71第十章强制加料装置的设计计算..................................7210.1强制加料装置的构成.....................................7210.2强制加料装置的设计参数.................................7210.3具体设计与计算........................................7210.3.1螺旋直径的设计...................................7210.3.2螺旋轴转速的计算.................................7310.3.3功率的计算.....................................73第十一章液压加载装置的选型....................................74结论...........................................................75参考文献.......................................................76致谢...........................................................77摘要在我国,随着机械化采煤程度的提高,粉煤在原煤中所占的比例越来越大。粉煤比例的增加不仅降低了散煤的燃烧效率,而且严重地污染了环境。

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