拖拉机拨叉铣专机设计说明书.doc
拖拉机拨叉铣专机(卧式)1目录1前言·····························································12总体方案论证······················································32.1被加工零件分析···············································32.2毛坯的选择···················································32.3基准选择·····················································52.4拟订机械加工工艺路线·········································52.5确定机械加工余量、工序尺寸及公差······························72.6选择机床设备及工艺装备·······································73金属切削用量的选择与计算····································83.1刀具的选择···················································83.2切削用量的选择以及计算·······································84机械传动装置的总体设计············································9湖南工业大学本科生毕业设计(论文)24.1分析和拟订传动装置···········································94.2减速机的选择················································94.3带轮的设计计算··············································105弹簧夹头的特点以及设计计算······································145.1弹簧夹头的介绍··············································155.2弹簧夹头的夹紧力的影响因素··································156轴的强度校核····················································166.1求轴上载荷··················································166.2绘制弯矩图和扭矩图··········································166.3弯矩合成强度校核············································166.4疲劳强度安全系数············································167结论······················································21参考文献······················································22致拖拉机拨叉铣专机(卧式)3谢······················································23附录······················································24摘要:本文主要介绍了X62W型卧式拖拉机拨叉铣专机的性能参数、结构原理,带轮、弹簧夹头的设计计算,刀具的选择和使用,电机的选择以及使用,零件的加工工艺过程以及各种标准件的选择。X62W型卧式拖拉机拨叉铣专机是一台半自动卧式铣专机,它是以现役的X62W型卧式铣床为基础设计出的新型半自动卧式铣拨叉专机。工件以其主轴孔定位,定位心轴置于圆盘工作台上,圆盘工作台主轴呈卧式安置;它的工作过程是:人工上料自动定位自动夹紧自动铣削,铣毕自动松开工件后由操作者取下。这种专机工作它可以克服现有X62W型卧式铣床工人劳动强度大,生产率低等缺点。X62W型卧式拖拉机拨叉铣专机的工作节拍为每分钟20件,并且具有工作安全、可靠,结构紧凑,运行平稳,产品质量稳定,操作维护简单等多种优点。改造后的X62W型卧式拖拉机拨叉铣专机在生产实践中将会得到有效的应用,而且会取得了良好的效果,在满足生产急需的前提下为企业创造了显著的经济效益。关键词:拨叉铣专机、带轮、弹簧夹具湖南工业大学本科生毕业设计(论文)4Designofthemillingmachinefortransmissionforkoftransmission(horizontal)Summary:ThistextmainlyintroducestheparametersandstructureprincipleofX62Wtypehorizontalmillingmachineforforkoftransmission,withwheelandspringchuckdesigncalculate,choiceanduseofcutterandelectricalmachinery,preparationmethodcourseandchoicesofdifferentstandardcomponentofpart.X62Wtypehorizontalmillingmachinefortransmissionforkoftransmissionisonesetofsemi-automatichorizontalmillspecialplane.ItregardcurrentX62Wtypemillerasthehalfautomaticonthatstirtheforkspecialairplane.Theworkpiecefixingwithitssipindlehole.Thespoltingspindleisplacedindiscworktable.Itsworkingprocessis:anticipateontheartificial-automaticposition-automaticclamp-automaticmilling,aftermillingunclampedtheworkpieceautomaticallyandtakendowntheworkpiecebytheoperator.UsethiskindofspecialairplaneworkscanovercomethecurrentX62Wtypemillermuchdisadvantagesuchasbiglaborstrengthbi,lowproductivity.TheX62Wtypehorizontalmillingmachineforforkoftransmissionsworktempois20pieceeveryminute.Andhavetheworksafety,dependable,constructiontightlypacked,circulatesteady,productquantitystability,operationandmaintenancesimpleetc.variousadvantages.ThereconstructingofX62Wtypehorizontalmillingmachineforforkoftransmissionwouldgettingapplicationeffectively,andwillobtainthegoodresult,Itwillcreatsevidenceeconomicperformanceforthebusinessenterpriseattheneedofthepremisebottom.Keywords:Dialforkmillspecialplane,solidpulley,springchuck.1前言某拖拉机厂是一家专门生产拖拉机及其零部件的厂,卧式X62W铣床是该