63吨随车起重机设计

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1、6.3吨随车起重机设计［摘要］随车起重机属于集起重和运输于一体的重要设备之一。在对随车起重机原基础上,从力学角度，主要设计6.3吨随车起重机的起升机构，变幅机构和回转机构进行了具体设计。这种随车起重机自重轻，结构紧凑，受力合理，运行平稳，提高了工作效率。［关键词］:随车起重机；起升机构；变幅机构；回转机构；吊臂。ABSTRACTTruckMountedCrane(TMC)belongstoboom-crane.Combiningtheadvantagesofboomingandtransportingtogeth

2、er,ithasthefeaturesofcompactstructureandeasyoperation,notonlysavesthelaborforce,butalsodecreasesthelaborintensityandincreasestheefficiencyofworking.Itiswidelyusedintraffictransportation,docksandwarehouses.Inthispaper,basedontheinvestigationandfeasibilityanaly

3、sisofTMC,thewinchmechanism,thearm-changingmechanismandtheswingmechanismoftheTMC6.3Tweredesignedfromthemechanicsangle.Thewinchmechanismconsistsofhydraulicmotor,deceleratingmachine,ratchetwheelstoppingmachineandreel.Deceleratingmachinelowersthespeedofthehydraul

4、icmotorfordriving,anditssizewasdefinedaccordingtotheratioofthespeedvariety.Thereelistowindorunwindtheloadhoistingwirerope.Thesizesofthereelandthewireropeweredesignedaccordingtotheworkconditionandtheriseweight.Ratchetwheelstopisusedtostoptheconversemotion,andi

5、twasdecidedbythepressurethegearbears.Thearm-changingmechanismisthesystemthatchangesthearmrangeoftheboom-crane.Itincludesthearmsystemandthearm-changingmovingsystem.Inthispaper,flexiblearmtypeandboxformstructurewereused.Cylinderbodiesarefittedontheboom.Theworki

6、ngrangeofTMCcanberealizedbytheextensionorretractionofthecylinderbody.Theswingmechanismcontainsswingbearingandswingdriver.Bearings,worm-and-wheelsteeringgearandhydraulicmotorwereadopted.Thisstructurehastheadvantagesoflightweight,reliableforceandsmoothaction.Ke

7、ywords:TruckMountedCrane;Winchmechanism;Arm-changingmechanism;Swingmechanism;Boom摘要ABSTRACTI目录III前言2第1章绪论31.1随车起重机的概念31.2随车起重机行业发展形势分析31.3国内随车起重机行业发展的制约因素41.4产品介绍6第2章6.3吨随车起重装置设计的可行性分析及方案确定82.1可行性分析82.1.1技术可行性的分析81.1.2经济可行性的分析92.2随车起重装置方案确定102.2.1起升机构112.2.2回

8、转机构122.2.3变幅机构12第3章起升机构的设计133.1起升机构的传动方案133.2起升机构基本参数计算133.3钢丝绳的设计163.3.1钢丝绳结构形式的选择162.3.2钢丝绳直径的计算161.3.3钢丝绳使用注意171.4吊钩的设计183.4.1选材183.4.2构造183.4.3吊钩挂架183.4.4横梁183.5卷筒的设计193.5.1卷筒的种类的选择19