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文言文阅读中的一个重要考点,也是难点,它考查学生在理解基础上的分析能力,近年来在高考文言文阅读试题中每年都出现汽车减震器毕业设计篇一:减震器毕业设计论文毕业设计(论文)减震器设计摘要:在钻井作业中,由于井底凹凸不平造成钻头频繁跳转,如果钻头与钻铤直接连接,则整个钻蛀将于钻头一起加速上下运动,产生强烈的震动,破坏最优钻井条件,降低钻头和钻具寿命。甚至破坏钻井设备。液压减震器不同于单纯以硅油等液体为工作介质的液压减震器,亦不同于单纯采用减震弹簧作为弹性元件的机械减震器。该减震器是在二者的基础上,克服了单向减震器的缺点,集成二者的优点而研发的新型井下工具。它具有弹性刚度自动调节.连件强度高.性能稳定.工作可靠.工作寿命长等有点。本文研究的主要主要内容有:对液压减震器的结构设计,结构设计主要是确定减振器的类型、布置形式、安装角度和选用数量,这是进行尺寸设计的基础。对液压减震器的尺寸设计,尺寸设计的过程主要包括相对阻尼系数以及最大卸荷力的确定,减振器工作缸、活塞、以及相关零部件的尺寸计算完成结构设计与尺寸设计后应对减振器的强度和稳定性进行校核,校核的结果应符合国家相关技术标准。本文的研究成果对减振器的进一步研究有重要的理论和实际应用意义.文言文阅读中的一个重要考点,也是难点,它考查学生在理解基础上的分析能力,近年来在高考文言文阅读试题中每年都出现关键词:液压式;减振器;液压缸毕业设计(论文)ShockabsorberdesignAbstract:Inthedrillingoperation,duetothebottomholeunevencausingfrequentjumpsofthedrillbit,drillbitanddrillcollarsaredirectlyconnected,theentireborerwilldrillwithacceleratedupanddownmovement,producedastrongshock,destructionoftheoptimumdrillingconditions,reducedrillanddrilllife.Evendestructionofthedrillingequipment.Hydraulicmechanicaldrillstringshockabsorberisdifferentfromthepureliquidsiliconeoilastheworkingmediumhydraulicshockabsorber,mechanicalshockabsorbersarealsodifferentfromthesimpleshockabsorberspringasanelasticelement.Theshockabsorberisonthebasisofthetwo,tooverxxetheshortxxingsoftheone-wayshockabsorber,tointegratetheadvantagesofboththeresearchanddevelopmentofnewdownholetools.Ithasautomaticadjustmentoftheelasticstiffness.Evenpiecesintensity.Stableperformanceandreliablework.Longworkinglifealittle.文言文阅读中的一个重要考点,也是难点,它考查学生在理解基础上的分析能力,近年来在高考文言文阅读试题中每年都出现Themaincontentofthisstudy:Thedesigntothestructureofthegasificationtypeshockabsorber.Itmainlydeterminesthetypesoftheshockabsorber,layouts,theangleofinstallingandthequantityofselecting,thesearethefoundationofthedesigningofthesizes.Thedesigntothesizeofthegasificationtypeshockabsorber.Itincludesrelativedampingcoefficient,thedeterminationofthebiggestdischargestrength,andthexxputingofthesizesofworkcylinder,piston,connectingrod,valveandrelatedspareparts.Afterxxpletingthestructuraldesignandthedesigningofthesizes,theshockabsorberintensityandthestabilityshouldbechecked,theresultsshouldconformtothecountryrelatedtechnicalstandards.Thisstudyresultshaveimportanttheoreticalandpracticalsignificanceforfurtherstudyoftheshockabsorber.Keywords:Hydraulic;Shockabsorber;Cylinder毕业设计(论文)目录1绪文言文阅读中的一个重要考点,也是难点,它考查学生在理解基础上的分析能力,近年来在高考文言文阅读试题中每年都出现论·······················································································11.1选题的目的和意义····································································11.2减振器的发展历史····································································11.3减振器的分类··········································································21.4液压减振器国内外发展状况和发展趋势········································31.5研究的主要内容及方法······························································42减振器的类型和工作原理··································································52.1减震器的类型与型文言文阅读中的一个重要考点,也是难点,它考查学生在理解基础上的分析能力,近年来在高考文言文阅读试题中每年都出现号·································································52.2减震器形式的选择···································································52.3减振器的工作原理····································································62.4减振器的结构.工作原理及优点····················································62.5减震器的标准··········································································72.6减震器的使用措施及注意事项·····················································73减震器的设计·················································································9文言文阅读中的一个重要考点,也是难点,它考查学生在理解基础上的分析能力,近年来在高考文言文阅读试题中每年都出现3.1减震器数据的选择····································································93.3芯轴的设计与强度校核······························································113.4上接头凸台校核·······································································123.5螺纹的选择·············································································133.6螺纹牙的强度校核····································································133.7花键的设计与选择····································································164密封元件·················································文言文阅读中的一个重要考点,也是难点,它考查学生在理解基础上的分析能力,近年来在高考文言文阅读试题中每年都出现·········································204.1密封元件材质的设计和选用························································204.2密封元件常用的材料·································································204.3密封盘根················································································245液压减震器的使用方法·······································································285.1减震器在钻柱中的连接位置························································285.2下井前的检查··········································································285.3起钻后的检文言文阅读中的一个重要考点,也是难点,它考查学生在理解基础上的分析能力,近年来在高考文言文阅读试题中每年都出现查··········································································285.4注意事项················································································285.5维修与试验·············································································295.6检查与维修·························
本文标题:汽车减震器毕业设计
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