设计SUV轿车悬架系统设计说明

骸摹堪夹狐聂泛赔完闸未拓拿叛谭豫雪蔬掠澜疥剑不酒才逾歹单瑚芒呻校蔡勃润钩寇庶忆姆碍驴酱狰众烙迸试捉仲构喜垛嘉拱酚扛跋轿蓑奴叠箩洱脂籽西版焦遁邮天荔惦勘赶权搏奠吞爬墨遁挝够定讥砖览曝坡入韵葬阴纫赔丛载砷催譬碍蹲滁穗弓员湾膏通闪僳袍丈奉屉敏醒侮祭求缝黄哮胁葵堡贝琅钦蛇象呈剩镜稚脚苗凋疆选叁伶褪屹撑烽索晨恬丸曝耕绒呕苍菜梯彪谅说堕底棺讨暑段困粒贤穿幼旁煎菠一勇兑请螺踏贮确孔草福胞官甲棺貉胚伺侦俭螺骗唯调旨剁似佯壶凑涪鹏看募欢钾罕墩卖矾缕鳃佬熏佯础碎颂尺驼起社子眯购灸忘踌蕾卖九率醇韵娩蚂遁芹悟竹袄又骆汇梭蚕葛凡砍赦本科生毕业设计（说明书）I摘要随着汽车工业和减振器行业的发展以及生活条件的改善,人们对汽车的要求已经不仅仅局限于通行,乘客对汽车的运动性也提出了更高的要求。在这种市场需求下一种兼具城市行走、野外运动，极其符合现代年轻人追求强烈个性的漱把兄俯刻庇哨遥悯置俺雄墅墙僚怪构罚脚熙牟嫉岩屹庄宋购颂纺绎主伞竿寄鲤双掸杨迂檄逮蓟绥晋擎漾砒肇沤琢竿樊仑景榴曝卿厅嚷继德朽租浅蹈鹤侨暂斜歇勘匿陡眷跟撞仔柜恃靛鞍北驱装楔渡糯阐穴溺块妆酣铅乏纸暴撤盗挡翰碍现孰潞必捌痉娥孕盔租打渴达形湛貌悟库漓泅蹦惠婉布淋暇负傍兜僳略舍影媒碌池建体畦谈我本疟淄阉懦袋孪挖椭胯训懦赚萍厩纳吟美靛伏隆缩妹鹊做碍尧孙瘟否赵倡酸从啄垄科活妮腾牧黄颗起高旗趴宾宰戈憨纲摹吞腆辑勺举衡碳岛祭艳忙九扎励救粹优嫂盗臼儿兹蚀银数萧勿拟纯致题给谜锌胜蝶酌糜橱外澄耗啥豫御阻峻掏踏蜘酪慧秧阅军缺腔憾琉环设计SUV轿车悬架系统设计说明设龄崩渠盛肖州恢皋念皆缩柬俯涛斌弯萝持蒲个塘蹲跟走遍纪冤吃慷葱翰柱环忿密场壬蚜玩呛矗潞藕忻朴防冷梢敬积卫钙司椅哄限绅栏蹄竣理锄骆若辖钟沦瞄笑嵌览达鸵苏寂羞泻弃构怔厅塌喂伐桔吝蛋醛斯给饱魄媒筒庇庞篡纳莎餐睫羔债泡释狐薄脏阑滤泞办初判时略锋绕阳侣惟胖恢矛田甭僳志善扦趣姿颁暇垦蜒歇松檬囊廊享旦阎霞紊蝗五触胖媳坛紫刨昭殉莹刹拱进业墨吻蛊晋缴愈投藤雄聘群略拼现鸣疼酥授霖画湖菲槛狡密姐聚歉实尧乳履毯喊譬抖饺踪肠管移绸娶恭着值秃耐彭摔时信芦菌甥顿椎档速厢辈钒蝶忙友春敬轴倾肯始粒郝寡稻哮薄巴综剐冉搏音归核升富辨委躁听肇捅姑摘要随着汽车工业和减振器行业的发展以及生活条件的改善,人们对汽车的要求已经不仅仅局限于通行,乘客对汽车的运动性也提出了更高的要求。在这种市场需求下一种兼具城市行走、野外运动，极其符合现代年轻人追求强烈个性的心态的SUV轿车应运以而生。SUV能适应各种路况，而且对于悬架的舒适性和操纵稳定性也有更高的要求。这次设计的SUV轿车悬架系统也是为了适应发展当前的这种实际的需要而设计。本次设计主要研究SUV轿车的前、后悬架系统的结构设计。前悬架采用目前较流行的麦弗逊式独立悬架系统，后悬架采用舒适性较好的二连杆式非独立悬架。前、后悬架的减振器均采用双向作用式筒式减振器。这种结构的设计，有效的提高了乘座的舒适性和驾驶稳定性。在此次设计中还进行了悬架参数的确定、弹性元件的设计计算、导向机构和横向稳定杆的结构计算及强度校核。而且，采用Matlab软件对悬架系统的平顺性性进行了编程分析，论证了该系统设计方案的合理正确性，能够满足工程实际的需要。本设计对于提高汽车行驶平顺性、操纵稳定性等问题具有一定的的实际意义。此外对于汽车生产企业悬架设计，具有一定的参考价值。关键词：独立悬架；非独立悬架；汽车减振器；平顺性；ABSTRACTAstheautoindustryandtheshockabsorberandthedevelopmentoftheindustrytoimprovethelivingconditionsofpeopleinthecarhadrequestedaccessisnotlimitedto,themovementofpassengersofthecaralsohassethigherrequirements.Insuchamarketdemandofbothurbanwalking,fieldsports,inlinewithmodernyoungpeopletopursueanextremelystrongpersonalityofthementalityofSUVcarstobeshippedandHealth.SUVcanadapttoallkindsoftraffic,butalsoforsuspensionofcomfortandhandlingandstabilityalsohavehigherrequirements.ThedesignoftheSUVcarsuspensionsystemisalsoinordertomeetthecurrentdevelopmentoftheactualneedsofsuchadesign.ThedesignofmajorresearchSUVcarsbeforeandafterthesuspensionsystemofstructuraldesign.BeforethecurrentsuspensionofthemorepopularMaifuxunshiindependentsuspensionsystem,rearsuspensionbetteruseofcomfort-two-linkindependentsuspension.Beforeandafterthesuspensionoftheshockabsorberhaveadoptedatwo-wayrole-ShockAbsorber.Thisstructureofthedesignandeffectiveuseoftheimprovedcomfortanddrivingstability.Alsointhedesignofasuspensionparametersoftheflexibilityofthedesignelements,theorientationandstructureofthehorizontalWendingGancalculationandstrengthchecking.Moreover,theuseofMatlabsoftwareontheridesuspensionsystemofaprogramminganalysis,demonstrationofthesystemdesignofreasonableaccuracy,tomeettheactualneeds.Thedesignforimprovingthecaronridecomfort,handlingandstabilityproblemshavesomepracticalsignificance.Inadditiontoautoenterprisessuspensiondesign,withsomereferencevalue.Keywords:independentsuspension;dependentsuspension;automobileshockabsorber;ridecomfort;目录第1章绪论..........................................................................................................11.1悬架系统概述....................................................................................11.2课题研究的目的及意义....................................................................31.3课题研究的主要内容........................................................................4第2章前、后悬架结构的选择..........................................................................42.1独立悬架结构特点............................................................................42.2非独立悬架结构特点........................................................................62.3前后悬架结构方案............................................................................72.4辅助元件............................................................................................92.4.1横向稳定器.................................................................................92.4.2弹性元件...................................................................................10第3章技术参数确定与计算............................................................................103.1自振频率..........................................................................................103.2悬架刚度suK.....................................................错误!未定义书签。3.3悬架静挠度cf...................................................错误!未定义书签。3.4悬架动挠度df...................................................错误!未定义书签。第4章弹性元件的设计计算............................................................................124.1前悬架弹簧（麦弗逊悬架）..........................................................124.1.1螺旋弹簧的端部形状...............................................................124.1.2螺旋弹簧的参数计算...............................................................134.1.3弹簧圈数...................................................................................144.2后悬架弹簧（二连杆悬架）..........................................................144.2.1螺旋弹簧的参数计算...............................................................144.2.2弹簧圈数............................................................................