《防松装置DUB》PPT课件.ppt

防松装置,LOCKINGAGENTS,Thepurposeoflocking,防松的目的,Thepurposeoflockingistopreventstructuralpartsfromunwanteddisplacementasaresultofknockingand/orvibration,forexample.,防松的目的是防止零件在震动和冲击载荷作用下而产生不必要的移动。,Typesoflocking,防松的类型,-axiallocking轴向防松,-radiallocking径向防松,-combinedlocking组合防松,Lockingagents防松零件,Tomakethelargevarietyoflockingagentssomewhatclearer,wedistinguishthefollowinggroups:把各类防松零件分为以下几类:-Lockingagentsforshaftsandbores.孔和轴用防松零件.Lockingagentsforscrewthreadjoints.螺纹联接防松件.,Thefollowingagentscanbeusedforlocking:下列零件常用于防松:-lockingplates,止动垫片-retainingrings;springretainersforshaftsandbores,轴和孔用弹性档圈-springwashers,弹簧垫圈-springclips,弹簧夹-lockingnuts,锁紧螺母-lockingpins,锁紧销-lockingscrews,紧定螺钉liquidlockingagentsandadhesives.粘接剂,LOCKINGAGENTSFORSCREWTHREADJOINTS,Lockingplates止动垫片,Luglockingplatewithonelug单耳止动垫片,LOCKINGAGENTSFORSCREWTHREADJOINTS,Luglockingplatewithtwolugs双耳止动垫片,LOCKINGAGENTSFORSCREWTHREADJOINTS,Ridgelockingplate外舌止动垫片,LOCKINGAGENTSFORSCREWTHREADJOINTS,Three-foldlockingplate三折止动垫片,Retainingrings止动垫圈,Ridgeretainingring内舌止动垫圈,LOCKINGAGENTSFORSCREWTHREADJOINTS,LOCKINGAGENTSFORSCREWTHREADJOINTS,Square-holeretainingring方孔止动垫圈,LOCKINGAGENTSFORSCREWTHREADJOINTS,Springplates弹性垫片,Toothedspringplate内齿弹性垫片,LOCKINGAGENTSFORSCREWTHREADJOINTS,Springwashers弹性垫圈,Singlespringwasherwithbent-upwardends弹簧垫圈,LOCKINGAGENTSFORSCREWTHREADJOINTS,Closedarchedspringwasher鞍形弹性垫圈,LOCKINGAGENTSFORSCREWTHREADJOINTS,Cuppedspringwasher杯形弹性垫圈,LOCKINGAGENTSFORSCREWTHREADJOINTS,Closedcorrugatedspringwasher波形弹性垫圈,LOCKINGAGENTSFORSCREWTHREADJOINTS,Closedflattoothedspringwasherwithinternaltoothing内齿锁紧垫圈,LOCKINGAGENTSFORSCREWTHREADJOINTS,Closedflattoothedspringwasherwithinternaltoothing外齿锁紧垫圈,Locknuts锁紧螺母,LOCKINGAGENTSFORSCREWTHREADJOINTS,Self-lockingnut自锁螺母,LOCKINGAGENTSFORSCREWTHREADJOINTS,Castellatednut开槽螺母,LOCKINGAGENTSFORSCREWTHREADJOINTS,Roundsplitpin开口销,LOCKINGAGENTSFORSHAFTSANDACCESSORIES,Lockingplates止动垫片,Rectangularlockingplate矩形止动垫片,Retainingrings锁紧挡圈,LOCKINGAGENTSFORSHAFTSANDACCESSORIES,Adjustingring螺钉锁紧挡圈,Springretainersforshafts,轴用弹性挡圈axialmounting轴向固定,LOCKINGAGENTSFORSHAFTSANDACCESSORIES,Flatspringretainer平弹性挡圈,LOCKINGAGENTSFORSHAFTSANDACCESSORIES,Curvedspringretainer弯曲弹性挡圈,LOCKINGAGENTSFORSHAFTSANDACCESSORIES,Springretainerwithbevel带斜面弹性挡圈,LOCKINGAGENTSFORSHAFTSANDACCESSORIES,Radialmounting径向固定,Flatspringretainer开口挡圈,LOCKINGAGENTSFORSHAFTSANDACCESSORIES,Springretainersforbores孔用弹性挡圈,Flatspringretainer平弹性挡圈,LOCKINGAGENTSFORSHAFTSANDACCESSORIES,Springclips弹性夹,Lockingpins定位销,LOCKINGAGENTSFORSHAFTSANDACCESSORIES,Cylindricalpin圆柱销,LOCKINGAGENTSFORSHAFTSANDACCESSORIES,Taperedpin圆锥销,LOCKINGAGENTSFORSHAFTSANDACCESSORIES,Flutedpin槽销,cylindrical,tapered,直槽销,锥槽销,LOCKINGAGENTSFORSHAFTSANDACCESSORIES,Forkedflutedpin中心槽销（槽占全长1/3）,Lockingscrews紧定螺钉,LOCKINGAGENTSFORSHAFTSANDACCESSORIES,Bevelled,conicalpoint,craterend,journal,Adjustingscrewswithinnerhexagon内六角紧定螺钉,凹端,锥端,平端,圆柱端,LOCKINGAGENTSFORSHAFTSANDACCESSORIES,Adjustingscrewswithsawcut开槽紧定螺钉,bevelled,conicalpoint,craterend,journal,平端,锥端,凹端,圆柱端,螺纹联接用防松零件的应用和操作,Applicationandoperationoflockingagentsforscrewthreadjoints,Lockingbyexercisingaforce,inthelongitudinaldirectionorcrossdirection,orcombined.利用附加力（纵向、横向和组合的力）的方法防松。,纵向,纵向和横向,横向,防松零件:弹性垫圈,防松零件:扣紧螺母,防松零件:自锁螺母,Lockingbydeformationofthelockingagent.通过锁紧零件的变形锁紧零件,锁紧零件,Remainingtypesoflockingagent.其他类型.,Lockingbyexercisingaforce利用附加力防松,Lockingbyexercisingaforcecanberealisedasfollows:,Inthelongitudinaldirectionbyspringwashers.利用弹性垫圈进行纵向防松,弹簧垫圈的应用,Springwasherswithrectangularcross-section矩形截面弹簧垫圈,Round,archedandcorrugatedspringwashers球面垫圈，弓形垫圈和波形垫圈,Lockingbyexercisingaforce利用附加力防松,球面弹性垫圈,波形弹性垫圈,Toothedspringwashers有齿锁紧垫圈,Lockingbyexercisingaforce利用附加力防松,有齿锁紧垫圈,锥形锁紧垫圈,Self-lockingnuts自锁螺母,Lockingbyexercisingaforce利用附加力防松,用自锁螺母锁紧,锁紧,未锁紧,Inthecrossdirectionbyself-lockingnuts.利用自锁螺母进行横向防松,Lockingbyexercisingaforce利用附加力防松,InbothdirectionsbyDUBOlockingspringwashersorbypawlnuts用DUBO弹簧垫圈或扣紧螺母进行两个方向的防松,用扣紧螺母锁紧,DUBO锁紧弹性垫圈和杯形弹性垫圈,紧固前,Lockingbydeformingthelockingagent利用防松元件的变形防松,Luglockingplates带耳止动垫片,止动垫片的应用,截止,Lockingbydeformingthelockingagent利用防松元件的变形防松,Lockingbydeformingthelockingagent利用防松元件的变形防松,止动垫片用于轴承装配中,Ridgelockingplates外舌止动垫片,Lockingbydeformingthelockingagent利用防松元件的变形防松,外舌止动垫片,Multiplelockingplates多折止动垫片,Lockingbydeformingthelockingagent利用防松元件的变形防松,三折止动垫片,Ridgeretainingrings带舌定位环,Lockingbydeformingthelockingagent利用防松元件的变形防松,Remainingtypesoflockingagents其它类型,Castellatednutwithsplitpin开口销与带槽螺母,开口销的应用,Lockingwire锁紧钢丝,Remainingtypesoflockingagents其它类型,锁紧钢丝的应用,Remainingtypesoflockingagents其它类型,Liquidlockingagents粘合法防松,Lockingplates止动垫片,Adjustingrings调整环,Lockingagentsforshaftsandbores轴和孔用锁紧零件,Lockingagentsforshaftsandbores轴和孔用锁紧零件,弹性张开Stretched,弹性挡圈的弹性,Springretainersforshafts轴用弹性挡圈,Lockingagentsforshaftsandbores轴和孔用锁紧零件,1.带斜角的孔用弹性挡圈.2.轴用弯曲弹性挡圈.3.孔用弹性挡圈.4.轴用弹性挡圈.,弹性挡圈的各类应用,Lockingagentsforshaftsandbores轴和孔用锁紧零件,Springretainersforbores孔用弹性挡圈,孔用弹性挡圈,Lockingagentsforshaftsandbores轴和孔用锁紧零件,Springclips弹性夹,装配与拆卸,Lockingagentsforshaftsandbores轴和孔用锁紧零件,Lockingagentsforshaftsandbores轴和孔用锁紧零件,弹簧夹的应用,Lockingagentsforshaftsandbores轴和孔用锁紧零件,Lockingpins销,Somepracticaltipswithassemblinganddisassemblingretainingrings弹性挡圈的装配和拆卸工具,Springwashersandtoothedspringwashers弹性垫圈和有齿弹性垫圈,Donotusespringwasherswithupwardbentendsunlesstheyarenecessary.Thedamageresultingfromthemillingactionwillonlyincreasewithrepeateduse.尽可能不要弯曲弹簧垫圈的开口端，否则会导致连接件表面被子划伤。,Somepracticaltipswithassemblinganddisassemblingretainingrings弹性挡圈的装配和拆卸工具,Selectthecorrecttypeofspringwasherfortheconstruction.Cylindricalcounterboredboltsrequireadifferentspringwasherthancountersunkboltjoints.根据结构选择合适的弹性垫圈，圆柱沉头螺栓和圆锥沉头孔所需要的弹性垫圈是不同的。,Somepracticaltipswithassemblinganddisassemblingretainingrings弹性挡圈的装配和拆卸工具,Payattentionthatthetoothingoftoothedspringwashersactuallymakecontactwiththecontactsurfacesofthepartstobejoined.Forexample,withtoolargeboltholes,useaflattoothedspringwasherwithinternalorexternaltoothing.必须注意把有齿弹性垫圈的齿与连接件的表面接触。如，对于大螺栓孔，利用一个有内齿或外齿的平齿形弹性垫圈。,Somepracticaltipswithassemblinganddisassemblingretainingrings弹性挡圈的装配和拆卸工具,DUBOlockingspringwashersDUBO弹性垫圈,Thenutmustbetighteneduntiltheouterthickeningoftheringisdeformedandhasrisenaroundthehexagonofthenut.Theboltthenhasthenormalprestressandthenutiscompletelylocked.Excessivetighteningofthenutiswrong!,Castellatednutwithsplitpin开口销和带槽螺母,Somepracticaltipswithassemblinganddisassemblingretainingrings弹性挡圈的装配和拆卸工具,Somepracticaltipswithassemblinganddisassemblingretainingrings弹性挡圈的装配和拆卸工具,Liquidlockingagents液体防松剂,Thefollowingappliestolockingbymeansofliquidsyntheticresin（合成树脂）:thebetterthecontactfacestoucheachother,thethinnertheadhesivelayerbecomes,andthebetterthejointis.Contactfacesmustbeproperlycleanandfreeofgrease.Cleaningcanbedonewithspeciallyproducts.Aslightlyroughsurfaceincreasesthestrength.,Somepracticaltipswithassemblinganddisassemblingretainingrings弹性挡圈的装配和拆卸工具,Springretainers弹性挡圈,Somepracticaltipswithassemblinganddisassemblingretainingrings弹性挡圈的装配和拆卸工具,Thethicknessofspringretainers(s)hasatoleranceofh11,whiletheinnerdiameterd3ofanexternalclampingringhasatoleranceofh12andtheoutsidediameterd3ofaninternalclampingringwithH12,Somepracticaltipswithassemblinganddisassemblingretainingrings弹性挡圈的装配和拆卸工具,对中边,心轴M