DIN EN 12203-2004 鞋靴、皮革和仿皮制品的制造机械.鞋和皮革的压制机.安全要求

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【英文标准名称】:Footwear,leatherandimitationleathergoodsmanufacturingmachines-Shoeandleatherpresses-Safetyrequirements;GermanversionEN12203:2003
【原文标准名称】:鞋靴、皮革和仿皮制品的制造机械.鞋和皮革的压制机.安全要求
【标准号】:DINEN12203-2004
【标准状态】:作废
【国别】:德国
【发布日期】:2004-07
【实施或试行日期】:2004-07-01
【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】:皮草工业;漆布;安全要求;验证;用户信息;规范(验收);操作说明书;危害;机械安全;安全工程;定义;保护措施;职业安全;机械工程;安全措施;制鞋机械;规范;危险防护;保护设备;工作场所安全;安全;卫生和安全要求;皮革加工设备;人造革;压力机;事故预防
【英文主题词】:Accidentprevention;Artificialleathers;Definitions;Hazardremoval;Hazards;Healthandsafetyrequirements;Leatherindustry;Leathercloth;Leather-workingequipment;Mechanicalengineering;Occupationalsafety;Operatinginstructions;Presses;Protectionagainstdanger;Protectiondevices;Protectivemeasures;Safety;Safetyengineering;Safetymeasures;Safetyofmachinery;Safetyrequirements;Shoemachinery;Shoemachines;Specification;Specification(approval);Userinformation;Verification;Workplacesafety
【摘要】:Thisstandardappliestoshoeandleatherpressesusedinthemanufactureoffootwear,leatherandimitationleathergoodsandotherrelatedcomponents.#,,#
【中国标准分类号】:Y49
【国际标准分类号】:59_140_40;61_080
【页数】:70P.;A4
【正文语种】:德语


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基本信息
标准名称:通用机械渐开线圆柱齿轮 承载能力简化计算方法
英文名称:Simplified methods for the calculation of load capacity of involute cylindrical gears for general machines
中标分类: 机械 >> 通用零部件 >> 齿轮与齿轮传动
ICS分类: 机械系统和通用件 >> 齿轮及齿轮传动
发布部门:国家技术监督局
发布日期:1988-01-02
实施日期:1989-07-01
首发日期:1988-12-10
作废日期:1900-01-01
主管部门:国家标准化管理委员会
归口单位:全国齿轮标准化技术委员会
起草单位:郑州机械研究所
出版日期:1900-01-01
页数:33页
适用范围

本标准是以GB 3480为依据,针对通用机械齿轮的特点,而制订的。本标准规定了通用机械渐开线圆柱齿轮齿面接触强度和齿根弯曲强度两种简化校核计算方法。本标准适用于钢、铸铁制造的,基本齿廓符合GB 1356的内外啮合直齿、斜齿和人字齿渐开线圆柱齿轮传动。

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所属分类: 机械 通用零部件 齿轮与齿轮传动 机械系统和通用件 齿轮及齿轮传动
【英文标准名称】:StandardTestMethodsforCompressiveStrengthofMoldedSoil-CementCylinders
【原文标准名称】:模制土壤水泥圆筒的耐压强度用标准试验方法
【标准号】:ASTMD1633-2000(2007)
【标准状态】:现行
【国别】:
【发布日期】:2000
【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】:D18.15
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:水泥;化合物;耐压强度;建筑;施工材料;压力;土壤;静压铸件;试验
【英文主题词】:compressivestrength;soil-cement;soilstabilization
【摘要】:MethodAmakesuseofthesamecompactionequipmentandmoldscommonlyavailableinsoillaboratoriesandusedforothersoil-cementtests.ItisconsideredthatMethodAgivesarelativemeasureofstrengthratherthanarigorousdeterminationofcompressivestrength.Becauseofthelesserheighttodiameterratio(1.15)ofthecylinders,thecompressivestrengthdeterminedbyMethodAwillnormallybegreaterthanthatforMethodB.MethodB,becauseofthegreaterheighttodiameterratio(2.00),givesabettermeasureofcompressivestrengthfromatechnicalviewpointsinceitreducescomplexstressconditionsthatmayoccurduringtheshearingofMethodAspecimens.Inpractice,MethodAhasbeenmorecommonlyusedthanMethodB.Asaresult,ithasbeencustomarytoevaluateorspecifycompressivestrengthvaluesasdeterminedbyMethodA.AfactorforconvertingcompressivestrengthvaluesbasedonheighttodiameterratioisgiveninSection8.3Note18212;TheagencyperformingthistestmethodcanbeevaluatedinaccordancewithPracticeD3740.Notwithstandingstatementsonprecisionandbiascontainedinthistestmethod:theprecisionofthistestmethodisdependentonthecompetenceofthepersonnelperformingitandthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting.UsersofthistestmethodarecautionedthatcompliancewithPracticeD3740doesnot,initself,ensurereliabletesting.Reliabletestingdependsonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthesefactors.1.1Thistestmethodcoversthedeterminationofthecompressivestrengthofsoil-cementusingmoldedcylindersastestspecimens.1.2Twoalternativeproceduresareprovidedasfollows:1.2.1MethodA-Thisprocedureusesatestspecimen4.0in.(101.6mm)indiameterand4.584in.(116.4mm)inheight.Heighttodiameterratioequals1.15.Thistestmethodmadebeusedonlyonmaterialswith30%orlessretainedonthe3/4-in.(19.0-mm)sieve.SeeNote3.1.2.2MethodB-Thisprocedureusesatestspecimen2.8in.(71.1mm)indiameterand5.6in.(142.2mm)inheight.Heighttodiameterratioequals2.00.ThistestmethodisapplicabletothosematerialsthatpasstheNo.4(4.75-mm)sieve.1.3AllobservedandcalculatedvaluesshallconformtotheguidelinesforsignificantdigitsandroundingestablishedinPracticeD6026.1.4Thevaluesstatedininch-poundunitsaretoberegardedasstandard,exceptasnotedin1.4.1-1.4.3.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunits,andareprovidedforinformationonlyandarenotconsideredstandard.1.4.1Thegravitationalsystemofinch-poundunitsisusedwhendealingwithinch-poundunits.Inthissystem,thepound(lbf)representsaunitofforce(weight),whiletheunitformassisslugs.1.4.2Theslugunitofmassisalmostneverusedincommercialpractice(density,scales,balances,etc.).Therefore,thestandardunitformassinthisstandardiseitherkilogram(kg)orgram(g),orboth.Also,theequivalentinch-poundunit(slug)isnotgiven.1.4.3Itiscommonpracticeintheengineering/constructionprofessionintheUnitedStatestouseconcurrentlypoundstorepresentbothaunitofmass(lbm)andofforce(lbf).Thisusecombinestwoseparatesystemofunits,theabsolutesystemandthegravitationalsystem.Itisscientificallyundesirabletocombinetheuseoftwoseparatesetsofinch-poundunitswithinasinglestandard.Asstatedin1.4.2,thisstandardusesthegravitationalsys......
【中国标准分类号】:Q14
【国际标准分类号】:93_020
【页数】:4P.;A4
【正文语种】: