懸臂式斗輪堆取料機(jī)設(shè)計(jì)說明書.doc

目錄1概述.11.1斗輪堆取料機(jī)簡介.21.2斗輪堆取料機(jī)分類.31.3斗輪堆取料機(jī)市場需求.41.4斗輪堆取料機(jī)國內(nèi)發(fā)展現(xiàn)狀.51.5斗輪堆取料機(jī)的研究方向.81.6設(shè)計(jì)課題及選題意義.102總體設(shè)計(jì).122.1總體設(shè)計(jì)概述.122.2懸臂式斗輪取料機(jī)構(gòu)成.122.3懸臂式斗輪取料機(jī)的主要參數(shù)及其確定.132.3.1取料的理論生產(chǎn)率.132.3.2斗輪取料時(shí)每層深度.142.3.3料堆高度.142.3.4料堆長度.142.4懸臂式斗輪取料機(jī)的工作性能參數(shù)及其確定.142.4.1斗輪直徑的確定.142.4.2鏟斗數(shù)目Z的確定.152.4.3斗距a的確定.152.4.4鏟斗容量q的確定.152.4.5斗輪切割速度Vc的確定.163部件設(shè)計(jì).173.1懸臂式斗輪取料機(jī)構(gòu)設(shè)計(jì).173.1.1斗輪取料機(jī)構(gòu)構(gòu)成.173.1.2斗輪驅(qū)動(dòng)電機(jī)選用.193.1.3液力偶合器選用.203.1.4銷齒傳動(dòng)設(shè)計(jì).213.1.5斗輪軸的設(shè)計(jì)及校核.263.2上車回轉(zhuǎn)機(jī)構(gòu)設(shè)計(jì).303.2.1回轉(zhuǎn)機(jī)構(gòu)選型.303.2.2回轉(zhuǎn)機(jī)構(gòu)設(shè)計(jì).333.2.3齒輪軸設(shè)計(jì)及校核.363.2.4小齒輪校核.393.2.5回轉(zhuǎn)支承的日常維修.413.3帶式輸送機(jī)選型設(shè)計(jì).423.3.1帶式輸送機(jī)特點(diǎn).423.3.2帶式輸送機(jī)的驅(qū)動(dòng)裝置.433.3.3帶速的確定.463.3.4滾筒直徑的確定.473.3.5托輥的選型.483.3.6張緊裝置的選用.493.3.7制動(dòng)裝置.493.4變幅機(jī)構(gòu).493.5配重的安裝.493.6行走機(jī)構(gòu).504懸臂式斗輪取料機(jī)的控制系統(tǒng)設(shè)計(jì).544.1取料機(jī)的工藝流程.544.2控制流程圖.574.3控制工作原理.584.3.1控制過程簡介.584.3.2傳感器選用.58總結(jié).60參考文獻(xiàn).61附錄.62致謝.65摘要懸臂式斗輪取料機(jī)堆取料機(jī)械中的一種，它廣泛應(yīng)用于港口、內(nèi)陸的散料場所，主要用于取煤和礦石。懸臂式斗輪取料機(jī)主要由金屬結(jié)構(gòu)、臂式輸送機(jī)、回轉(zhuǎn)機(jī)構(gòu)、行走機(jī)構(gòu)、斗輪機(jī)構(gòu)、潤滑裝置、電氣系統(tǒng)和安全裝置組成。工作時(shí)，取料機(jī)沿著軌道行進(jìn)，并能改變臂架的角度。懸臂式斗輪取料機(jī)是由斗輪挖掘機(jī)發(fā)展而來，它能與堆料機(jī)和輸送機(jī)一起組成自動(dòng)運(yùn)輸系統(tǒng)，隨著國民經(jīng)濟(jì)的快速發(fā)展，對取料機(jī)的需求也越來越大。本文章主要是對斗輪機(jī)構(gòu)和回轉(zhuǎn)機(jī)構(gòu)的設(shè)計(jì)，它們都是取料機(jī)的重要組成部分。斗輪機(jī)構(gòu)主要是通過銷齒傳動(dòng)來驅(qū)動(dòng)斗輪的轉(zhuǎn)動(dòng)，這種傳動(dòng)方式具有結(jié)構(gòu)簡單、加工容易、造價(jià)低、拆修方便的優(yōu)點(diǎn)。在回轉(zhuǎn)機(jī)構(gòu)中，關(guān)鍵是回轉(zhuǎn)支承?；剞D(zhuǎn)機(jī)構(gòu)的工作原理是小齒輪與回轉(zhuǎn)支承的大齒輪嚙合來帶動(dòng)整個(gè)回轉(zhuǎn)體的轉(zhuǎn)動(dòng)，所以本文章將對回轉(zhuǎn)支承進(jìn)行選型并對小齒輪進(jìn)行設(shè)計(jì)。本文還對相對于斗輪取料能力進(jìn)行了輸送機(jī)的選型。因?yàn)閼冶凼蕉份喨×蠙C(jī)比較容易實(shí)現(xiàn)自動(dòng)控制，所以本文章采用PLC進(jìn)行對取料過程的控制。PLC是個(gè)無觸點(diǎn)裝置，通過改變程序就可以改變生產(chǎn)工藝，PLC已成為工廠自動(dòng)化的強(qiáng)有力工具，得到了廣泛的普及及推廣應(yīng)用，它具有可靠性高，抗干擾能力強(qiáng)，編程直觀、簡單的優(yōu)點(diǎn)。關(guān)鍵詞：懸臂式斗輪取料機(jī)；斗輪機(jī)構(gòu)；回轉(zhuǎn)機(jī)構(gòu)，PLCABSTRACTTheCantileverofBucketWheelReclaimerisoneoftheBucket-WheelReclaimer,andiswidelyusedtoreclaimbulkcargosuchascoalandoreininnerlandanddock,whichwascomposedofmechanismsanddecicesofsteelstructure,jibbeltconveyor,luffingmechanism,slewingmechanism,travlingbridge,bucketwheel,lubrication,electricalequipmentandsafetyaidingdevices.Itcanmovealongrailswiththeabilitytoslewjib,whichcanchangeamplitude.TheCantileverofBucketWheelReclaimerisevolvesinthebucket-wheelexcavator,andcanmakeupthemechanizedtransportsystemwiththeBucket-WheelStakerandbletconveyor.Withtheprogressofeconomy,theneedoftheCantileverofBucketWheelReclaimerismoreandmore.Thispaperismainaboutthedesigningofthestructureofthebucketwheelandtheslewingmechanism,whichareallveryimportanttotheReclaimer.Inthispaper,thedrivingbetweenthepingearandpinionisusedtodrivethebucketwheelrun,thismethodhavesomeadvantage,forexample,itsstructureisuncomplicated,soitiseasytomanufacture,andthecostislower.Alsoitiseasytotakedownandrepair.Intheslewingmechanism,thekeyistherotorsupport.Thetheoryistheactionbetweentherotorsupportandthepinion,sothispaperchoosestherotorsupportanddesignsthepinion.Thispaperalsochoosethetypeofconveyorbelts,whichissuittotheabilityofreclaiming.BecauseTheCantileverofBucketWheelReclaimeriseasytoautomate,sothispaperdesignsthemethodofcontrollingthereclaimingcoursewithPLC.PLCisanon-contactequipment,theprocedurescanbechangedtochangeproduction.Ithasbecameapowerf