热门站点| 世界资料网 | 专利资料网 | 世界资料网论坛
收藏本站| 设为首页| 首页

QB/T 1588.2-1992 轻工机械切削加工件通用技术条件

作者:标准资料网 时间:2024-05-19 20:14:07  浏览:8974   来源:标准资料网
下载地址: 点击此处下载
基本信息
标准名称:轻工机械切削加工件通用技术条件
中标分类: 机械 >> 加工工艺 >> 焊接与切割
替代情况:QB 842.5-82
发布部门:中华人民共和国轻工业部
发布日期:1992-08-31
实施日期:1993-04-01
首发日期:1900-01-01
作废日期:1900-01-01
提出单位:轻工业部技术装备司
归口单位:全国轻工机械标准化中心
起草单位:轻工业部杭州轻工机械设计研究所、江西省最德镇陶瓷机械厂、湖南省轻工机械厂
起草人:郎慧勤、龚娉靓、刘涓清
出版社:中国轻工业出版社
出版日期:1993-04-01
页数:5页
适用范围

本标准规定了轻工机械切削加工件在设计与制造过程中的技术要求。
本标准适用于轻工机械切削加工件(以下简称“加工件”)的设计与制造。

前言

没有内容

目录

没有内容

引用标准

没有内容

所属分类: 机械 加工工艺 焊接与切割
下载地址: 点击此处下载
【英文标准名称】:Non-destructivetesting-X-raydiffractionfrompolycrystallineandamorphousmaterials-Part3:Instruments;GermanversionEN13925-3:2005
【原文标准名称】:无损检验.多晶和非晶材料的X射线衍射.第3部分:仪器
【标准号】:EN13925-3-2005
【标准状态】:现行
【国别】:
【发布日期】:2005-07
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:参数;规格试验;试验装置;过程运行;试件;X射线技术;无损检验;质量保证;非晶的;安全要求;试验;检验;材料;材料试验;测量;方法;X射线衍射分析;物料参量;方法试验;分析装置;测量装置;试验设备;无损;X射线衍射;衍射计;射线摄影;定义
【英文主题词】:Amorphous;Apparatusforanalysis;Definition;Definitions;Diffractometers;Inspection;Materialparameters;Materials;Materialstesting;Measurement;Measuringdevices;Methodtesting;Methods;Non-destructive;Non-destructivetesting;Parameters;Qualityassurance;Radiographs;Ratingtests;Runoftheprocess;Safetyrequirements;Testequipment;Testpieces;Testing;Testingdevices;X-raydiffraction;X-raydiffractionanalysis;X-raytechnique
【摘要】:
【中国标准分类号】:H26
【国际标准分类号】:19_100
【页数】:43P.;A4
【正文语种】:英语


【英文标准名称】:Acoustics-Noiseemittedbymachineryandequipment-Measurementofemissionsoundpressurelevelsataworkstationandatotherspecifiedpositions-Engineeringmethodinanessentiallyfreefieldoverareflectingplane
【原文标准名称】:声学.机械装置及设备发出的噪声.工作地点和其它试验场所声压级的测量.反射平面上基本自由声波场的技术测试法
【标准号】:BSENISO11201-1996
【标准状态】:作废
【国别】:英国
【发布日期】:1996-11-15
【实施或试行日期】:1996-11-15
【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】:声强;声学;等级(质量);噪声(环境的);操作工位;传声器;声学测量;准确度;再现性;测量特征;试验设备;试验条件;实验室试验
【英文主题词】:Acousticmeasurement;Acoustictesting;Acoustics;Airbornenoise;Definitions;Emission;Emissionmeasurement;Environment;Ergonomics;Externalnoise;Fixings;Handling;Head(anatomy);Information;Installations;Instruments;Machinenoise;Machines;Measurement;Measurementconditions;Measurementduration;Measuringbanks;Measuringenvironment;Measuringincertainity;Measuringinstruments;Measuringtechniques;Microphones;Noise;Noiseemissions;Noisemeasurements;Operatingstations;Operation;Operators;Persons;Position;Precision;Radiation;Reflective;Seats;Sitting;Soundfields;Soundintensity;Soundlevels;Soundpressure;Soundpressurelevel;Soundpropagation;Specification(approval);Status;Workingplaces
【摘要】:1GeneralThisInternationalStandardspecifiesamethodformeasuringtheemissionsoundpressurelevelsofmachineryandequipment,ataworkstationandatotherspecifiedpositionsnearby,inanessentiallyfreefieldoverareflectingplane.Aworkstationisoccu-piedbyanoperator.Itmaybelocatedinopenspaceintheroomwherethesourceoperates,orinacabfixedtothesource,orinanenclosureremotefromthesource.Oneormorespecifiedpositionsmaybelocatedinthevicinityofaworkstation,orinthevi-cinityofanunattendedmachine.Assomeofthesepositionsmaybeoccupiedoccasionallyorregularly,theyaresometimesreferredtoasbystanderpos-itions.EmissionsoundpressurelevelsaremeasuredasA-weightedand,ifrequired,C-weightedpeak,andinfrequencybands.NOTE1ThecontentsofthisandrelatedInternationalStandardsaresummarizedintable1ofISO11200:1995.ThisInternationalStandardspecifiesrequirementsfortheengineeringgradeofaccuracyonthetesten-vironmentandinstrumentation.Correctionsareap-pliedforbackgroundnoise,butnotfortheacousticenvironment.Instructionsaregivenfortheinstallationandoperationofthemachineundertestandforthechoiceofmicrophonepositionsfortheworkstationandforotherspecifiedpositions.Thepurposeofthemeasurementsistopermitcomparisonoftheper-formanceofdifferentunitsofagivenfamilyofma-chineryorequipment,underdefinedenvironmentalconditionsandstandardizedmountingandoperatingconditions.ThedataobtainedmayalsobeusedforthedeclarationandverificationofemissionsoundpressurelevelsasspecifiedinISO4871.NOTE2Atanygivenpositioninrelationtoaparticularmachine,andforgivenmountingandoperatingconditions,theemissionsoundpressurelevelsdeterminedbythemethodofthisInternationalStandardwillingeneralbelowerthanthedirectlymeasuredsoundpressurelevelsforthesamemachineinthetypicalworkroomwhereitisused.Thisisduetoreverberationandthecontributionsofothermachines.Amethodofcalculatingthesoundpressurelev-elsinthevicinityofamachineoperatingaloneinaworkroomisgiveninISO11690-3.Commonlyobserveddifferencesare1dBto5dB,butinextremecasesthedif-ferencemaybeevengreater.2TypesofnoiseandnoisesourcesThemethodspecifiedinthisInternationalStandardisapplicabletoalltypesofmachinery,bothmovingandstationary,forindoororoutdooruse.Themethodisapplicabletomachinesofallsizes,andtoalltypesofnoiseasdefinedinISO2204andISO12001.3TestenvironmentThetypeoftestenvironmentinfluencestheaccuracyofthedeterminationofemissionsoundpressurelev-els.Anessentiallyfreefieldoverareflectingplane(indoorsoroutdoors)isrequired.4SpecifiedpositionsThisInternationalStandardisapplicabletoworkstationsandotherspecifiedpositionswhereemissionsoundpressurelevelsaretobemeasured.Examplesofappropriatepositionswheremeasure-mentsmaybemadeincludethefollowing:a)workstationlocatedinthevicinityofthemachineundertest;thisisthecaseformanyindustrialmachinesanddomesticappliances;b)workstationwithinacabwhichisanintegralpartofthemachineundertest;thisisthecaseformanyindustrialtrucksandearth-movingma-chines;c)workstationwithinapartialortotalenclosure(orbehindascreen)suppliedbythemanufacturerasanintegralpartofthemachineryorequipment;d)workstationpartiallyortotallyenclosedbythemachineundertest;thissituationmaybeen-counteredwithsomelargeindustrialmachines;e)bystanderpositionsoccupiedbyindividualsnotresponsiblefortheoperationofthemachineundertest,butwhomaybeinitsimmediatevi-cinity,eitheroccasionallyorcontinuously;f)otherspecifiedpositions,notnecessarilyworkstationsorbystanderpositions
【中国标准分类号】:Z32
【国际标准分类号】:17_140_20
【页数】:24P.;A4
【正文语种】:英语



版权声明:所有资料均为作者提供或网友推荐收集整理而来,仅供爱好者学习和研究使用,版权归原作者所有。
如本站内容有侵犯您的合法权益,请和我们取得联系,我们将立即改正或删除。
京ICP备14017250号-1