齿轮润滑的新标准PPT演示课件

EnergolGR-XPAnewstandardingearlubrication齿轮润滑的新标准,Gearlubrication齿轮润滑,Themainfunctionofagearoilistoseparatethetoothsurfacesandremovefrictionalheat齿轮油的主要功能是分隔齿轮接触表面，并散热Splashlubricationisusuallysufficientforlowspeedgears-pitchlinevelocitybelow15m/s飞溅润滑通常有效地用于节线速度低于15m/s的低速齿轮副Jetspraylubricationforhigherspeeds喷射润滑用于高速齿轮副,Gearfailures齿轮的失效,Definition-agearpairHSAnotfaileduntilitcannolongerberun定义齿轮副不能再运转Usuallyoneormoreteethbreakpreventingtransmissionofmotionorteethbecomesobadlydamagedthatvibrationandnoiseareunacceptable通常是一个或多个齿发生断裂，使齿轮不能传送动力；或者是齿轮损坏严重产生巨大的震动和噪音Gearfailuresarerare齿轮的失效通常较少,Typesofgeartoothdamage齿轮损坏的类型,Micro-pitting微点蚀Pitting点蚀Scuffing咬接Slowspeedwear低速磨损Corrosion腐蚀Plasticdeformation塑性变形Breakage断裂,FZGgeartestrigFZG齿轮试验装置,Widelyusedforpracticaltestingofgearlubricants广泛用于齿轮油的应用试验Loadcarryingcapacity(scuffingtest)承载性能（咬接试验）Pitting点蚀Micro-pitting微点蚀Slowspeedwear低速磨损Efficiency/energysaving效率/节能性,Pitting点蚀,Themostcommontypeofgearfailure齿轮失效最常见的形式Smallparticlesbreakawayleavingsmallcavitiesorpitsonthetoothsurface小颗粒崩裂在表面留下小坑或点蚀Afatiguephenomenonthatinvolvescontactstress,materialproperties,heattreatmentandalubricant这是涉及到接触应力、材料特性、热处理和润滑油的疲劳现象,Scuffing咬接,Resultofdisruptionofthelubricantfilm润滑油膜破裂的结果Metaltometalcontactroughensandtearsthetoothsurfaces金属间的直接接触使齿轮表面变粗糙，造成撕裂Apartfromloadingandslidingvelocity,thelubricantisthemajorfactorinfluencingscuffing除去负载和滑动速度的影响，润滑油是主要的因素,Micro-pitting微点蚀,Alsoknownasgreyflecking,greystaining,greyfrostingandgreyspotting又被称为灰斑、灰污、灰霜或灰点Appearsasgreylinesorspotsontheflanksofhardenedgearteeth在硬化齿面的中部形成的灰线或坑Consistsofnumerous,verysmallmicro-pits10-20micronswideandsimilardepth包含有大量的、非常小的、宽度和深度约10-20微米的微点蚀Doesnotalwaysleadtogearfailureandcanbecontrolledwithsuitablelubricants通常不会导致齿轮的失效，并可通过使用适当的润滑油加以控制,Micro-pittingcont.微点蚀（续）,Micro-pittingisincreasinglyregardedasaprecursortoothermodesoffailuresuchasmacro-pitting,scuffing,toothfractureaswellasincreasednoiseandvibration越来越多的人认为微点蚀是其它失效形式的先兆，如：点蚀、咬接、齿轮断裂、不断增大的噪音和震动Somemanufacturershavenowintroducedspecifictestsforassessingthemicro-pittingresistanceoflubricantsintotheirapprovalprocedure现在许多制造商为了评价润滑油抗微点蚀的能力，已在他们的认可程序中加入了特定的试验,Industrialgearlubricants工业齿轮油,Usuallycompriseofbaseoilplusadditives通常包含了基础油和添加剂Baseoilscanbemineraloilorsyntheticfluidsormixturesofboth基础油可以是矿物油、合成油或二者的混合物Lubricantcharacteristicsaredeterminedbytheformulationofthebaseoilandtheadditives润滑油的特性由基础油和添加剂的配方决定,Vitalcharacteristics最重要的性能,Satisfactoryviscosityatoperatingtemperatureandstart-up在操作温度和起动温度下合适的粘度Adequatewearprotection足够的抗磨损能力Oxidativeandthermalstability氧化和热稳定性Non-corrosiveandrustprotection抗腐蚀性和防锈性Resistanttofoamingandformingemulsions抗泡性和抗乳化性Sealandpaintcompatibility密封件和油漆的相容性,Industrialspecifications工业规格,AGMA250.04USSteelNo.224DIN51517part3DavidBrownFlender,Flender,GloballythelargestOEMofindustrialgeartransmissions全球最大的工业齿轮传动装置的制造商FlenderwasthefirstOEMtointroducemicro-pittingresistancerequirementforapprovinggearlubricantsFlender是第一个在润滑油认可中引入抗微点蚀要求的制造商Theyareconvincedthatlubricantsmeetingthisrequirementarenecessarytomaintainthereliabilityandservicelifeoftheirgearunits.他们认为为了保证齿轮装置的可靠性和使用寿命，齿轮油必须满足这些要求,OilrequirementsforuseinFlendergearunitsFlender齿轮装置的用油要求,DIN51517part3FlenderfoamtestFlender抗泡试验Compatibilitywithmaterialsofconstruction-elastomerseals,sealantsandpaints与结构材料相容弹性密封、密封件和油漆FZGscuffingtestsFZG抗咬接试验Greyfleckingresistance(GFR)test抗微点蚀（GFR）试验,Flendergreyfleckingresistance(GFR)testFlender抗微点蚀（GFR）试验,BasedontheFZGmicro-pittingtest基于FZG抗微点蚀试验c/8.3/90andjetspraylubricationc/8.3/90和喷射润滑Certificatedtestgears-Ra0.5microns试验认可的齿轮副-Ra0.5微米Progressiveloadingtest-16hperstage渐进性负载试验每级16小时Endurancetest-80hperstage耐久性试验-每级80小时Assessestoothinvoluteprofilechange评价齿面的轮廓变化,FlenderGFRapprovalcriteriaFlenderGFR试验的认可标准,Progressiveloadstagetest渐进性负载试验Profiledeviation7.5micronsafterloadstage10在10级后轮廓变化7.5微米Endurancetest耐久性试验Profiledeviation20microns轮廓变化20微米,EnergolGR-XPresultsinGFRtest安能高GR-XP的GFR试验结果,Progressivetest-profiledeviation7.5micronsafterloadstage10渐进性负载试验在负载10级后轮廓变化7.5微米Endurancetest-profiledeviation13.6microns耐久性试验-轮廓变化13.6微米,普通的承载能力试验Timken试验,普通的承载能力试验四球试验,承载能力更合理的图形1,承载能力试验更合理的图形2,ASTMD2893氧化试验-油品寿命,热稳定性试验清洁性,CompetitorA,CompetitorB,CompetitorC,CompetitorD,EnergolGR-XP,EnergolGR-XP-thebenefits安能高GR-XP益处,Premiumqualitymineraloilbasedindustrialgearoilwithenhancedmicro-pittingresistanceandEPperformance高级的矿物油基工业齿轮油，增强的抗微点蚀性和极压性能ApprovedbyFlender(Germany)Flender(Germany)认可ApprovedbyHansen,DavidBrownHansen,DavidBrown认可Suitablefortemperaturesupto120适用于高至120的油温,EnergolGR-XPbenefitsuperiorwormgearperformance安能高GR-XP的益处在蜗轮蜗杆齿轮中的优异性能,Plinttest(variabletemperature,bronzetosteel)Plint试验（变温条件，青铜与钢）,Plinttest(variabletemperature,bronzetosteel)Plint试验（变温条件，青铜与钢）,Plinttest(variabletemperature,bronzetosteel)Plint试验（变温条件，青铜与钢）,BenefitsofEnergolGR-XPi