JIS B6361-1-1999 机床.模具用放电加工机床(EDM)的试验条件.术语和精度检验.第1部分:单柱机(纵横移动工作台型和固定台型)
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【英文标准名称】:Machinetools--Testconditionsfordie-sinkingelectro-dischargemachines(EDM)--Terminologyandtestingofaccuracy--Part1:Singlecolumnmachines(crossslidetabletypeandfixedtabletype)
【原文标准名称】:机床.模具用放电加工机床(EDM)的试验条件.术语和精度检验.第1部分:单柱机(纵横移动工作台型和固定台型)
【标准号】:JISB6361-1-1999
【标准状态】:现行
【国别】:日本
【发布日期】:1999-12-20
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonIndustrialAutomation
【标准类型】:()
【标准水平】:()
【中文主题词】:加工设备;试验条件;精密度;机床;数值控制;放电;定位控制;金属加工机械
【英文主题词】:machinetools;numericalcontrol;positioncontrol;electricdischarges;productionequipment;precision;testingconditions;metalworkingmachines
【摘要】:この規格は,JISB6191及びJISB6192に基づいて,普通精度のはん(汎)用シングルコラム形形彫り放電加工機(EDM)の静的精度検査,工作精度検査及び位置決め精度検査について規定する。
【中国标准分类号】:J59
【国际标准分类号】:25_120_40
【页数】:34P;A4
【正文语种】:日语
【英文标准名称】:StandardTestMethodforMeasuringHeatTransferRateUsingaThin-SkinCalorimeter
【原文标准名称】:用薄皮热量计测量传热速率的标准试验方法
【标准号】:ASTME459-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:E21.08
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:叠层板材;纤维;航天技术;热量计;热传递;规范(验收);材料;测量;航空航天运输
【英文主题词】:calorimeter;convective;heatflux;heattransferdistribution;heattransferrate;radiative;thin-skin
【摘要】:Thistestmethodmaybeusedtomeasuretheheattransferratetoametallicorcoatedmetallicsurfaceforavarietyofapplications,including:3.1.1Measurementsofaerodynamicheatingwhenthecalorimeterisplacedintoaflowenvironment,suchasawindtunneloranarcjet;thecalorimeterscanbedesignedtohavethesamesizeandshapeastheactualtestspecimenstominimizeheattransfercorrections;3.1.2Heattransfermeasurementsinfiresandfiresafetytesting;3.1.3Laserpowerandlaserabsorptionmeasurements;aswellas,3.1.4X-rayandparticlebeam(electronsorions)dosimetrymeasurements.Thethin-skincalorimeterisoneofmanyconceptsusedtomeasureheattransferrates.Itmaybeusedtomeasureconvective,radiative,orcombinationsofconvectiveandradiative(usuallycalledmixedortotal)heattransferrates.However,whenthecalorimeterisusedtomeasureradiativeormixedheattransferrates,theabsorptivityandreflectivityofthesurfaceshouldbemeasuredovertheexpectedradiationwavelengthregionofthesource.In4.6and4.7,itisdemonstratedthatlateralheatconductioneffectsonalocalmeasurementcanbeminimizedbyusingacalorimetermaterialwithalowthermalconductivity.Alternatively,adistributionoftheheattransferratemaybeobtainedbyplacinganumberofthermocouplesalongthebacksurfaceofthecalorimeter.Inhightemperatureorhighheattransferrateapplications,theprincipaldrawbacktotheuseofthin-skincalorimetersistheshortexposuretimenecessarytoensuresurvivalofthecalorimetersuchthatrepeatmeasurementscanbemadewiththesamesensor.Whenoperationtoburnoutisnecessarytoobtainthedesiredheatfluxmeasurements,thin-skincalorimetersareoftenagoodchoicebecausetheyarerelativelyinexpensivetofabricate.FIG.1TypicalThin-SkinCalorimeterforHeatTransferMeasurement1.1Thistestmethodcoversthedesignanduseofathinmetalliccalorimeterformeasuringheattransferrate(alsocalledheatflux).Thermocouplesareattachedtotheunexposedsurfaceofthecalorimeter.Aone-dimensionalheatflowanalysisisusedforcalculatingtheheattransferratefromthetemperaturemeasurements.Applicationsincludeaerodynamicheating,laserandradiationpowermeasurements,andfiresafetytesting.1.2Advantages1.2.1SimplicityofConstructionThecalorimetermaybeconstructedfromanumberofmaterials.Thesizeandshapecanoftenbemadetomatchtheactualapplication.Thermocouplesmaybeattachedtothemetalbyspot,electronbeam,orlaserwelding.1.2.2Heattransferratedistributionsmaybeobtainedifmetalswithlowthermalconductivity,suchassomestainlesssteels,areused.1.2.3Thecalorimeterscanbefabricatedwithsmoothsurfaces,withoutinsulatorsorplugsandtheattendanttemperaturediscontinuities,toprovidemorerealisticflowconditionsforaerodynamicheatingmeasurements.1.2.4Thecalorimetersdescribedinthistestmethodarerelativelyinexpensive.Ifnecessary,theymaybeoperatedtoburn-outtoobtainheattransferinformation.1.3Limitations1.3.1Athigherheatfluxlevels,shorttesttimesarenecessarytoensurecalorimetersurvival.1.3.2Forapplicationsinwindtunnelsorarc-jetfacilities,thecalorimetermustbeoperatedatpressuresandtemperaturessuchthatthethin-skindoesnotdistortunderpressureloads.Distortionofthesurfacewillintroducemeasurementerrors.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.5......
【中国标准分类号】:A42
【国际标准分类号】:17_200_10
【页数】:7P.;A4
【正文语种】:
【英文标准名称】:Modularorderforthedevelopmentofmechanicalstructuresforelectronicequipmentpractices--Part2:Sectionalspecification--Interfaceco-ordinationdimensionsforthe25mmequipmentpractice
【原文标准名称】:电子设备操作规程用机械构件研制的模块排序.第2部分:分规范.25mm设备操作规程的接口配合尺寸
【标准号】:JISC6010-2-1998
【标准状态】:现行
【国别】:日本
【发布日期】:1998-10-20
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonElectronics
【标准类型】:()
【标准水平】:()
【中文主题词】:模数;夹具;微型装配工艺;支架;电子设备及元件;组装
【英文主题词】:modules;assembling;;racks;fixtures
【摘要】:この規格は,モジューノレ設計の装置及び設備を用いているすべての分野の電子機器に適用てきる。
【中国标准分类号】:L94
【国际标准分类号】:31_240
【页数】:54P;A4
【正文语种】:日语