轴向柱塞泵的设计——大排量斜盘式轴向柱塞泵的设计毕业设计

武汉理工大学本科毕业设计题目斜盘式液压轴向柱塞泵姓名专业09交通运输（本）学号200934013指导教师（教授）武汉理工大学机械工程学院二○一三年五月斜盘式液压轴向柱塞泵I摘要斜盘式轴向柱塞泵是液压系统中的主要部件，斜盘式轴向柱塞泵是靠柱塞在柱塞腔内的往复运动，改变柱塞腔内容积实现吸油和排油的，是容积式液压泵，对于斜盘式轴向柱塞泵来说柱塞、滑靴、配油盘缸体是其重要部分，柱塞是其主要受力零件之一，滑靴是高压柱塞泵常采用的形式之一，能适应高压力高转速的需要，配油盘与缸体直接影响泵的效率和寿命，由于配油盘与缸体、滑靴与柱塞这两对高速运动副均采用了一静压支承，省去了大容量止推轴承，具有结构紧凑，零件少，工艺性好，成本低，体积小，重量轻，比径向泵结构简单等优点，由于斜盘式轴向柱塞泵容易实现无级变量，维修方便等优点，因而斜盘式轴向柱塞泵在技术经济指标上占很大优势。关键词：斜盘柱塞泵滑靴缸体斜盘式液压轴向柱塞泵IIAbstractTheinclineddishtypeandaxialpumpwithapillarisamainpartinliquidpresssystem，Theinclineddishtypeandaxialpumpwithapillarisabackandforthmovementbypillartofilltheinsideofthepillarcavity，inordertochangethepillarfillsthecontentsofcavitytorealizetheoilofinhalingwithlineupoily，Isacapacitytypeliquidtopressthepump.Filltopillartopumpfortheinclineddishtypestalkthepillarfill,slipthebootsandgotogetherwiththeoildishanisitsimportancepart.Thepillarfillsisitsuffertheoneofthedintsparepartsprimarily.Theslipperybootsisoneoftheformthathighpressurepillarfillthepumptooftenadopt.Itcanadapttothehighdemandturningsooninhighpressuredint,gotogetherwiththeoildishandtheefficiencyofthedirectinfluenceinapumpwithlifespan.Becauseofgoingtogetherwiththeoildishfills,pillarandaslipperybootsthesetworightnessofhighspeedsthesportthevice-alladoptingathestaticpressureaccepts.Theprovincewenttothebigcapacitypushthebearings,havetheconstructiontightlypacked,thesparepartsislittle,thecraftisgood,thecostislow,thephysicalvolumeissmall,theweightislight,comparingthepathfacetopumptheconstructionsimpleetc.Becausetheinclineddishtypestalkfillstopillarthepumptorealizestohavenoeasilytheclasschangesthedeal,maintainconvenienceandsoon.Keywords：theinclineddishpillarpumpslipperybootcrockbody斜盘式液压轴向柱塞泵III目录摘要........................................................................IAbstract.....................................................................II第一章绪论................................................................1第二章斜盘式轴向柱塞泵工作原理与性能参数....................................32.1斜盘式轴向柱塞泵工作原理.............................................32.2斜盘式轴向柱塞泵主要性能参数..........................................42.2.1排量、流量与容积效率................................................4第三章斜盘式轴向柱塞泵运动学及流量品质分析...................................63.1柱塞运动学分析........................................................63.1.1柱塞行程s........................................................63.1.2柱塞运动速度v.....................................................73.1.3柱塞运动加速度a...................................................73.2滑靴运动分析..........................................................73.3瞬时流量及脉动品质分析................................................83.3.1脉动频率.........................................................113.3.2脉动率...........................................................11第四章柱塞受力分析与设计....................................................124.1柱塞受力分析.........................................................124.1.1柱塞底部的液压力bP...............................................124.1.2柱塞惯性力Pg.....................................................124.1.3离心反力Pl.......................................................134.1.4斜盘反力N.......................................................134.1.5柱塞与柱塞腔壁之间的接触力P1和P2...................................134.1.6摩擦力P1f和P2f..................................................144.2柱塞设计.............................................................15斜盘式液压轴向柱塞泵IV4.2.1柱塞结构型式......................................................154.2.2柱塞结构尺寸设计..................................................154.2.3柱塞摩擦副比压p、比功pv验算.....................................17第五章滑靴受力分析与设计....................................................185.1滑靴受力分析.........................................................185.1.1分离力Pf.........................................................185.1.2压紧力yP........................................................205.1.3力平衡方程式.....................................................205.2滑靴设计.............................................................205.2.1泄漏功率损失VN.................................................205.2.2摩擦功率损失mN.................................................215.2.3滑靴总功率损失N................................................215.3滑靴结构型式与结构尺寸设计...........................................225.3.1滑靴结构型式.....................................................225.3.2结构尺寸设计.....................................................23第六章配油盘受力分析与设计..................................................256.1配油盘受力分析.......................................................256.1.1压紧力yP........................................................256.1.2分离力Pf.........................................................266.1.3力平衡方程式.....................................................286.2配油盘设计...........................................................286.2.2配油盘主要尺寸确定................................................316.2.3验算比压p、比功pv................................................32第七章缸体受力分析与设计....................................................347.1缸体的稳定性........................................................347.1.1压紧力矩My.