减振器各零部件图纸技术要求中英文对照表一、技术要求TechnicalRequirement／Notes二、培霖衬套Guidebush（2430182302）1、塑料表面应光滑、颜色均匀、无明显的脱层、起泡、剥落、无铁屑。Thesurfaceofplasticshouldbesmooth,coloruniform,noappearancepulloff,blister,peelandnoscrapiron.2、倒角应均匀、无毛刺、端面应平齐。Thechamferingshouldbeuniform,freefromburrsandeven.3、将衬套压入环规φ250＋0.021后，测试检查衬套内径应保证φ220＋0.021且接缝应接合，平齐，无涂层脱落。Pressthebushintotheringgageofφ250＋0.021，toinspecttheODofbushshouldbeφ220＋0.021,andtheseamshouldbejoint,evenandnoblisterofcoat.4、其余特性指标应符合DU轴承标准。OthercharacteristicshouldbeaccordwithDUbearingstandard.三、油封oilseal（24303160001）（一）技术要求TechnicalRequirement1、使用要求:Requirement:（1）运动型式：往复运动。Movetype:to-and-fro（2）安装条件：Installationa.活塞杆：直径φ20；材料：45。表面镀硬铬，硬度850HV以上;表面粗糙度不大于Ra0.1。Pistonrod:diameterφ20;Material:45.Hardchromeplate,Hardnessabove850HV,surfaceroughnessnotaboveRa0.1.b.介质：减振器专用油。Medium:Shockabsorberoil.2、使用寿命：装入减振器中，按QC/T545-1999的规定进行400万次台架试验不渗漏油。Durability:filledintoshockabsorber,nooilleakageafter4millioncyclesdurabilitytestaccordingtoQC/T545-1999.（二.）油封材料要求：Materialrequirement1.橡胶：特殊NBR；硬度：85±5HS。rubber:SpecialNBR;Hardness:85±5HS.2.骨架：SPCC。framework:SPCC.3.主唇口弹簧：SVS004。Mainlip:SVS004.4.副唇口弹簧：SWC。frameworkspring:SWC.（三）其他要求：Otherrequirement1.耐寒性：-30℃无裂纹；Anti-cold:nocrackunder-30℃.2.表面光洁、去飞边。Surface:smooth,nosplash.四、导向器Guide（24303160002）1.倒角处去毛刺;Noburrsatchamferingplace;2..未注尺寸公差以GB1804-m级执行;UndermentionedtoleranceshouldbeaccordingtoGB1804-m;3.密度:不小于6.4g/cmDensity:notlessthan6.4g/cm4.表面硬度HB80～130;SurfacehardnessHB80～130;5.轴向压馈强度不小于10kN；Thepressurestrengthofaxleshouldnotbelessthan10kN；五、导向器总成GuideAssy（24303161200）1、φ180＋0.021尺寸用塞规检验φ180＋0.021inspectbypluggauge;2、件1压出力应大于2000NPressoutforceofpartIshouldbelargerthan2000N六、活塞杆Pistonrod（2437141001）1、倒棱，去毛刺。Chamfer,noburrs2、表面镀铬，铬层厚度为20±5μm，镀层粗糙度均匀。Chromeplateonsurface,singlesidethicknessis20±5um,chromeplatetobeuniform,nodamage,scratch,spots,etc.ChromeplatehardnessaboveHV900.3、镀铬段高频淬火，其深度0.8～1.2mm，硬度HRC45～50。Highfrequencyquenchonchromeplatesection,depth0.8-1.2mm,HardnessHRC45-50.4、镀铬后在200℃下保温2小时（去氢），消去应力。Keep2hoursunder200℃toremovehydrogenafterchromeplateandtoremovestress.5、未注公差的线性尺寸,按GB1804-m级执行，未注公差的角度，其偏差值为±1℃。UnmentionedlinearitydimensiontoleranceshouldbeaccordwithGB/T1804-m.Unmentionedangletoleranceis±1℃.6、螺纹用滚压方法加工。七、复原阀总成Reboundvalve（2437143000）1组装时应保持各零件清洁。Cleanalltheparts.2按顺序装配。Allthepartsshouldbeassemblyinproperorder.3装好后铆开，扭力：21kgf/cm铆紧气压0.4～0.42MPa。Rivetafterassembly,twistingforceis21kgf/cm,rivetpressureforceis0.4～0.42MPa.八、限位套Rodstopper（2530151102）1、零件应去除毛刺及飞边；Partsshouldbefreefromburrsandsplash.2、冲裁面；Tup;3、未注线性尺寸公差按GB/T1804-UnmentionedtoleranceshouldbeaccordwithGB/T1804-m.九、缓冲尼龙套Rodnylonstopper（2530151103）1、零件表面应平整、光滑；Partssurfaceshouldbeevenandsmooth;2、压溃强度在10KN以上。Pressurestrengt...
