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BYD-1水草收割船驱动装置设计说明书[带图纸].docx

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BYD-1水草收割船驱动装置设计说明书[带图纸].docx

中国地质大学长城学院本科毕业设计题目BYD1水草收割船驱动装置设计系别工程技术系专业机械设计制造及其自动化学生姓名杨殿基学号05208318指导教师王泽河职称教授2012年5月7日2摘要针对河道、水塘等水域具有航道窄、面积小,一般的大型水草收割机难以实现水草收割的现状,本文设计了一种结构紧凑,机构传动平稳,效率高,适合在中小尺度水域作业的小型水草收割船的驱动装置。论文概述了水草收割机的发展背景、研究现状及分类完成了水草收割船的驱动装置的设计取,主要包括明轮驱动及各部位驱动部分的机构设计阐述了总体设计方案、工作原理、参数计算以及试验校核同时按照任务要求完成了装置总装图与各主要零部件图的绘制。结果表明所设计的小型水草收割船具有结构合理、紧凑,适应性强,切割效率高等优点。这种新型的水草收割船可在水下实现切割,捡拾、传送一体化连续作业方式,能够达到清除泛滥的水草,净化水质的目的。总的来说,是一种较为理想的水草收获机具。关键词小型水草收割船明轮机构设计液压泵液压马达动蹼式明轮3AbstractAimedattheriver,pondwaterswithnarrowfairways,smallarea,largescaleaquaticweedharvestersgenerallydifficulttoachievethestatusofharvestedplants,thispaperdiscussesthedesignofacompactstructure,smoothtransmission,highefficiency,suitableforsmallscalewaterofsmallaquaticreapingboatdrivingdevice.Thepaperoutlinestheharvesterdevelopmentbackground,researchstatusandclassificationcompletedaquaticreapingboatdrivingdevicedesign,mainlyincludingthepaddlewheeldriveandpartsofdrivemechanismdesigndescribedtheoveralldesignscheme,workingprinciple,parametercalculationandtestverificationatthesametimeaccordingtothetaskrequirementscompleteddeviceassemblydrawingsandthemaincomponentsofdrawing.Theresultsshowthatthesmalleraquaticreapingboathastheadvantagesofreasonablestructure,compact,strongadaptability,highcuttingefficiency.Thenewaquaticreapingboatinthewatertorealizethecutting,collecting,transmittingcontinuousintegrationmodeofoperation,toclearthefloodwater,thepurposeofpurifyingwaterquality.Ingeneral,itisanidealaquaticweedharvester.KeywordsSmallaquaticreapingboatpaddlemechanismdesignhydraulicpumphydraulicmotorhydrauliccylinder4目录引言.......................................................................................................................11绪论.................................................................................................................11.1课题研究背景......................................................................................................................11.2水草收割船的发展过程........................................................................................................21.3课题研究的目的及意义........................................................................................................22明轮简介.........................................................................................................22.1明轮装置的特点..................................................................................................................22.2定蹼式明轮..........................................................................................................................32.3动蹼式明轮..........................................................................................................................32.4动蹼式明轮的工作原理.........................................................................................................43明轮机构的分析计算.....................................................................................43.1BYD1水草收割船的基本参数............................................................................................43.2进行阻力计算......................................................................................................................53.2.1公式的确定...............................................................................................................53.2.2粘性阻力系数的计算.................................................................................................53.2.3兴波阻力系数的计算.................................................................................................63.2.4输送带阻力的计算.....................................................................................................73.3明轮推进力分析...........................................................................................................73.4明轮偏心率的确定........................................................................................................83.4明轮尺寸参数的确定....................................................................................................94明轮轴的设计...............................................................................................104.1轴的材料及结构................................................................................................................114.1.1轴的材料..................................................................................................................114.1.2轴的结构..................................................................................................................114.1.3轴的支承结构...........................................................................................................114.2轴的设计与校核................................................................................................................114.2轴承的设计与校核.............................................................................................................144.2联轴器的选择....................................................................................................................155液压件及内燃机的选择...............................................................................155.1联接明轮轴的液压马达的选择...........................................................................................155.2联接收割机的液压马达的选择...........................................................................................155.3联接传送带的液压马达的选择...........................................................................................165.4电动液压泵站的选择.........................................................................................................165.4发电机组的选择................................................................................................................1656结论...............................................................................................................17参考文献.............................................................................................................18谢辞.................................................................................................................19

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