【英文标准名称】:Toolshankswith7/24taperforautomatictoolchangers.DimensionsanddesignationofshanksofformsA,AD,AF,U,UDandUF
【原文标准名称】:自动工具转换用7/24锥度工具柄.A,AD,AF,U,UD和UF型柄的尺寸规格和标志
【标准号】:BSISO7388-1-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-09-28
【实施或试行日期】:2007-09-28
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:尺寸规格;形状公差;机用锥销;优先尺寸;原动机;柄;锥柄;工具转换;工具
【英文主题词】:Dimensions;Formtolerances;Machinetapers;Preferredsizes;Primemovers;Shafts;Tapershanks;Toolexchanges;Tools
【摘要】:ThispartofISO7388specifiesthedimensionsoftoolshankswitha7/24taper,ofshankformsA,AD,AF,U,UDandUF(withtwopossibleadditionsforeach),forautomatictoolchangers,usedonmachineshavinganautomaticgrippingsystemforfeedingtoolsfromthemagazinetothespindleandvice-versa.ThesetoolsaredesignedwiththemostimportantdimensionsforuseinspindlenosesaccordingtoISO9270.
【中国标准分类号】:J52
【国际标准分类号】:25_060_20
【页数】:14P.;A4
【正文语种】:英语


【英文标准名称】:Directactingindicatinganalogueelectricalmeasuringinstrumentsandtheiraccessories-Part1:Definitionsandgeneralrequirementscommontoallparts
【原文标准名称】:直接作用模拟指示电测量仪表及其附件第1部分:定义和对所有部分通用的一般要求
【标准号】:IEC60051-1-1997
【标准状态】:现行
【国别】:国际
【发布日期】:1997-12
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC85
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;电学测量仪表;指示器;模拟测量;模拟测量;精密度;模拟指示;附件;测量仪器;仪表;定义;直接测量;规范(验收);试验;测量;指示
【英文主题词】:Accessories;Analogueindication;Analoguemeasurements;Definitions;Directmetering;Electricalengineering;Electricalmeasuringinstruments;Indications;Indicators;Instrumentscales;Measurement;Measuringinstruments;Meters;Precision;Scales;Specification(approval);Testing
【摘要】:Thisstandardappliestodirectactingindicatingelectricalmeasuringinstrumentshavingananaloguedisplay,suchas:-ammetersandvoltmeters;-wattmetersandvarmeters;-frequencymetersofpointerandvibrating-reedtypes;-phasemeters,power-factormetersandsynchroscopes;-ohmmeters,impedancemetersandconductancemeters;-multi-functioninstrumentsoftheabovetypes.Italsoappliestocertainaccessoriesusedwiththeseinstruments,suchas:-shunts;-seriesresistorsandimpedanceelements.Ifotheraccessoriesareassociatedwithinstruments,thisstandardisapplicabletothecombinationoftheinstrumentandtheaccessoryprovidedthattheadjustmentshavebeenmadeforthecombination.Thisstandardalsoappliestoadirectactingindicatingelectricalmeasuringinstrumentwhosescalemarksdonotcorresponddirectlytoitselectricalinputquantity,providedthattherelationshipbetweenthemisknown.Thisstandardalsoappliestoinstrumentsandaccessorieshavingelectronicdevicesintheirmeasuringand/orauxiliarycircuits.ThisstandarddoesnotapplytospecialpurposeinstrumentswhicharecoveredbytheirownIECstandards.ThisstandarddoesnotapplytospecialpurposedeviceswhicharecoveredbytheirownIECstandardswhentheyareusedasaccessories.Thisstandarddoesnotcontaineitherrequirementsforprotectionagainstenvironmentalconditionsortherelevanttests.However,whennecessary,andthenonlybyagreementbetweenthemanufacturerandtheuser,teststoapproximatetheconditionsofusemaybeselectedfromIEC60068.Thisstandarddoesnotspecifyrequirementsconcerningdimensionsofinstrumentsoraccessories(fortheformer,seeIEC60473).
【中国标准分类号】:N20
【国际标准分类号】:01_040_17;17_220_20
【页数】:81P.;A4
【正文语种】:英语