【英文标准名称】:Flatcountersunknibbolts
【原文标准名称】:平沉头尖螺栓
【标准号】:DIN604-1981
【标准状态】:作废
【国别】:德国
【发布日期】:1981-10
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:螺钉;规范(审批);材料;砝码;螺纹;尺寸;紧固件;公差;沉头螺钉
【英文主题词】:Countersunkheadscrews;Dimensions;Fasteners;Materials;Screws(bolts);Specification(approval);Threads;Tolerances(measurement);Weights
【摘要】:Flatcountersunknibbolts
【中国标准分类号】:J13
【国际标准分类号】:21_060_10
【页数】:4P.;A4
【正文语种】:德语


【英文标准名称】:Machinetools-Testconditionsfortestingtheaccuracyofboringandmillingmachineswithhorizontalspindle-Part3:Machineswithmovablecolumnandmovabletable
【原文标准名称】:机床.测试卧式镗床和铣床精度的试验条件.第3部分:带有可移动床身和固定式工作台的机床
【标准号】:ISO3070-3-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC39
【标准类型】:()
【标准水平】:()
【中文主题词】:生产精度;支撑板;镗床;名称与符号;偏差;尺寸测量;钻床;几何的;卧式镗铣床;机床;卧式铣床;铣床;数值控制;位置控制;精密度;再现性;测试;固定的工作台;工件纳入
【英文主题词】:Accuracyofmanufacture;Bolsterplates;Boringmachines;Designations;Deviations;Dimensionalmeasurement;Drillingmachines;Geometric;Horizontalboringandmillingmachines;Machinetools;Millingmachinewithhorizontalspindle;Millingmachines;Numericalcontrol;Positioning;Precision;Reproducibility;Testing;Workfixedtables;Workpiecereceiving
【摘要】:ThispartofISO3070specifies,withreferencetoISO230-1,ISO230-2andISO230-7,geometrictests,machiningtests,spindletestsandtestsforcheckingtheaccuracyandrepeatabilityofpositioningbynumericalcontrolofgeneralpurpose,normalaccuracy,horizontalspindleboringandmillingmachineshavingamovablecolumnandmovabletable.Thispartof3070alsospecifiestheapplicabletolerancescorrespondingtothesetests.Thistypeofmachinecanbeprovidedwithspindleheadsofdifferenttypes,suchasthosewithslidingboringspindleandmillingspindle,slidingboringspindleandfacinghead,orramormillingram.ThispartofISO3070concernsmachineshavingmovementofthecolumnorcolumnsaddleonthebed(Xaxis),verticalmovementofthespindlehead(Yaxis),movementoftheboringspindleorram(Zaxis)and,possibly,afeedmovementofradialfacingslideinthefacinghead(Uaxis).Somemachinesalsohaveanintermediatesaddlewithslidewaysbetweencolumnandbedtoachieveadditionalmovementofthecolumnparalleltothespindleaxis(Waxis).NOTEInISO3070-1spindlerammovementisdesignatedastheWaxis.ThispartofISO3070dealsonlywiththeverificationoftheaccuracyofthemachine.Itdoesnotapplytotheoperationaltestingofthemachine(e.g.vibration,abnormalnoise,stick-slipmotionofcomponents)nortomachinecharacteristics(e.g.speeds,feeds),assuchchecksaregenerallycarriedoutbeforetestingtheaccuracy.
【中国标准分类号】:J54
【国际标准分类号】:25_080_20
【页数】:53P;A4
【正文语种】:英语