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定压式容积节流调速回路实验装置设计论文[带图纸].doc

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定压式容积节流调速回路实验装置设计论文[带图纸].doc

本科毕业设计论文题目定压式容积节流调速回路实验装置系别机电信息系专业机械设计制造及自动化班级姓名学号指导教师2013年5月I定压式容积节流调速回路实验装置设计摘要液压基本回路是指能实现某种特定功能的液压元件的组合。任何液压系统都是由一些基本回路组成的。本文对定压式容积节流调速回路实验装置的设计进行了详细的分析设计。首先,本文分析了简单的容积节流调速基本回路的原理,在此基础上总结出定压式容积节流调速回路系统原理图其次,根据液压传动相关理论进行数据计算,选择合适的液压元件再次,根据元件的安装位置及实验台设计原则,进行实验装置整体框架结构的设计最后,对本次设计的实验台装置进行性能验算,包括压力损失的验算和系统温升校核环节。通过相关理论数据的验算,本次设计的液压实验台装置能完成定压式容积节流调速回路实验。关键词液压基本回路调速回路实验台IIConstantPressureTypeVolumeThrottlingSpeedControlReturnCircuitExperimentDeviceDesignAbstractHydraulicbasiccircuitreferstothecombinationofhydrauliccomponentstoachieveaspecificfunction.Anyhydraulicsystemiscomposedofsomebasicloops1.Inthispaper,theexperimentdeviceofconstantpressuretypevolumethrottlingspeedcontrolcircuitdesignhascarriedonthedetailedanalysisanddesign.Firstofall,thisarticleanalyzesthesimplevolumethrottlingspeedcontrolcircuitofthebasicprinciple,onthisbasis,summeduptheprincipleofconstantpressuretypevolumethrottlingspeedcontrolcircuitsystemdiagram.Secondly,accordingtothetheoryofhydraulicdriverelateddatacalculation,choosetheappropriatehydrauliccomponents.Again,accordingtocomponentdesignprinciple,installationpositionandtestbenchexperimentdeviceoftheoverallframestructuredesign.Finally,forthedesignofexperimentaldeviceforperformancecheck,includingcalculatingthepressurelossandtemperatureriseofthesystemcheck.Throughcalculatingthetheoreticaldata,thedesignofthehydraulicpressuretestdevicecanaccomplishconstantpressuretypevolumethrottlingspeedcontrolcircuitexperiment.KeywordsHydraulicBasicloopSpeedcontrollooptestbenchIII目录摘要..........................................................................................................................ⅠAbstract..................................................................................................................Ⅱ1绪论.........................................................................................................................11.1综述......................................................................................................................11.2液压传动的发展史..............................................................................................21.3课题背景..............................................................................................................21.4本文主要研究工作..............................................................................................32定压式容积节流调速回路实验装置设计分析.........................................42.1回路分析..............................................................................................................42.1.1调速基本回路.................................................................................................42.1.2加载支路.........................................................................................................52.2工况分析..............................................................................................................52.3液压系统方案分析..............................................................................................52.4绘制原理图..........................................................................................................63液压系统参数设计.............................................................................................83.1液压缸的设计......................................................................................................83.1.1液压缸参数设计.............................................................................................83.1.2液压缸结构设计...........................................................................................113.2液压泵装置........................................................................................................173.2.1液压泵设计选型...........................................................................................173.2.2驱动电机的选型...........................................................................................183.2.3联轴器的选型...............................................................................................193.3油箱设计............................................................................................................193.3.1油箱有效容积计算.......................................................................................193.3.2油箱组件结构设计.......................................................................................203.4液压控制元件选型............................................................................................234液压辅件的选择...............................................................................................254.1油管....................................................................................................................254.1.1油管的作用及要求.......................................................................................254.1.2油管的选用计算...........................................................................................254.2管接头................................................................................................................264.3液压油................................................................................................................27IV5实验台结构设计...............................................................................................285.1概述....................................................................................................................285.2实验台组件设计................................................................................................285.3台面设计............................................................................................................285.4安装面板设计....................................................................................................296液压系统性能验算...........................................................................................306.1调压回路性能验算............................................................................................316.1.1调压回路压力损失.......................................................................................316.1.2调压回路发热温升估算...............................................................................357液压系统的安装、调试与故障处理..........................................................377.1液压系统的安装................................................................................................377.1.1液压元件的检查...........................................................................................377.1.2液压元件与管道安装...................................................................................377.2液压系统的调试................................................................................................387.3液压系统常见故障与诊断................................................................................388总结.......................................................................................................................40参考文献.................................................................................................................41致谢..........................................................................................................................43

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