斜盘式轴向柱塞泵设计说明书

（2016届）本科生毕业设计说明书轴向柱塞泵设计系部：机电工程系专业：机械设计制造及其自动化学生姓名：李跃班级：4班学号2008011427指导教师姓名：伍先明职称教授最终评定成绩2012年6月长沙学院本科生毕业设计63ZCY14－1B轴向柱塞泵设计系（部）：机电工程系专业：机械设计制造及其自动化学号：2008011427学生姓名：李跃指导教师：伍先明教授2012年6月南华大学毕业设计I摘要ZCY14-1B轴向柱塞泵是液压系统中的动力元件，轴向柱塞泵是靠柱塞在（柱塞腔）缸体内的往复运动，改变柱塞腔内容积实现吸油和排油的，是容积式液压泵。本文首先通过给定的设计参数，得出了柱塞的直径和回程盘上的分布圆半径，利用柱塞的尺寸以及受力和经验公式可以得出滑靴的基本尺寸。利用分布圆半径从而确定的配流盘上的内封油、吸排油窗口等主要尺寸。利用轴的尺寸来计算出缸体的内径，再根据柱塞的分布以及缸体的壁厚算出缸体的外径，根据柱塞的行程来算出缸体的长度，然后再校核强度。最后对柱塞泵的变量机构进行选型以及一些参数的计算，最后总装出柱塞泵。关键词：轴向柱塞泵，配流盘，缸体，变量机构南华大学毕业设计IIABSTRACTZCY14-1Baxialpistonpumpinthehydraulicsystem,powercomponents,axialpistonpumpistorelyontheplunger(pistonchamber)cylinderreciprocatingmotion,andchangetheplungercavityvolumesuctionanddischargeofoil,isapositivedisplacementhydraulicpump.Firstly,thegivendesignparametersobtaineddistributionontheradiusofthediameteroftheplungerandbackhaulpanelplungersizeandtheforceandtheempiricalformulacandrawthebasicsizeoftheslipper.Distributionradiusinordertodeterminethevalveplateontheinnersealoil,themaindimensionsofthesuctionoilwindow.Shaftsizetocalculatetheinnerdiameterofthecylinder,accordingtothedistributionoftheplungerandthecylinderwallthicknesscalculatedcylinderdiameter,strokeoftheplungertocalculatethelengthofthecylinder,andthencheckthestrength.Finally,thepistonpumpvariableinstitutionsbythelineselection,aswellassomeoftheparametersofthecalculation,thefinalassemblyofthepistonpump.Keywords:Axialpistonpump，Valveplate，Cylinder，Variablesagencies南华大学毕业设计III目录·摘要............................................................................................................IABSTRACT.................................................................................................II第1章绪论...............................................................................................11.1引言.....................................................................................................................11.2轴向柱塞泵国内外研究现状与发展方向.........................................................1第2章轴向柱塞泵性能参数...................................................................42.1给定设计参数.....................................................................................................42.2确定结构参数.....................................................................................................52.3泵轴计算与校核................................................................................................62.3.1功率和电机的选择.................................................................................62.3.2轴的计算校核.........................................................................................6第3章直轴式轴向柱塞泵运动学及流量品质分析...............................83.1柱塞运动学分析.................................................................................................83.2滑靴运动分析.....................................................................................................93.3流量及流量脉动率...........................................................................................103.4脉动率的计算...................................................................................................11第4章柱塞泵主要部件的设计、受力分析与强度计算.....................134.1柱塞设计与受力分析.......................................................................................134.1.1柱塞结构形式.......................................................................................134.1.2柱塞结构尺寸设计...............................................................................134.1.3柱塞受力分析.......................................................................................144.2滑靴受力分析与设计.......................................................................................174.2.1确定滑靴结构型式..............................................................................174.2.2结构尺寸设计......................................................................................174.2.3中心孔0d、0d及长度0l.....................................................................184.2.4滑靴受力分析.......................................................................................204.3配油盘受力分析与设计..................................................................................234.3.1配油盘设计...........................................................................................234.3.2配油盘受力分析...................................................................................254.3.3验算比压P、比功PV.........................................................................28南华大学毕业设计IV4.4缸体设计...........................................................................................................294.4.1缸体的稳定性......................................................................................294.4.2缸体主要结构尺寸的确定...................................................................294.4.3缸体的受力分析..................................................................................314.4.4缸体的强度校核...................................................................................314.5斜盘力矩分析...................................................................................................334.5.1柱塞液压力矩......