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【英文标准名称】:Testconditionsforboringandmillingmachineswithhorizontalspindle-Testingoftheaccuracy-Part4:Planertypemachineswithmovablecolumn
【原文标准名称】:卧式镗铣床检验条件精度检验第4部分:带移动立柱的台式机床
【标准号】:ISO3070-4-1998
【标准状态】:作废
【国别】:国际
【发布日期】:1998-03
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC39
【标准类型】:()
【标准水平】:()
【中文主题词】:生产精度;数值控制;尺寸测量;钻床;镗床;铣床;位置控制;精密度;再现性;机床;卧式铣床
【英文主题词】:
【摘要】:ThispartofISO3070specifies,withreferencetoISO230-1andISO230-2,geometrictests,machiningtestsandtestsforcheckingaccuracyandrepeatabilityofpositioningbynumericalcontrol,ongeneralpurpose,normalaccuracy,planertypehorizontalspindleboringandmillingmachineswithmovablecolumn.Thesetypesofmachinetoolaredefinedinsubclauses3.2and3.3ofISO3070-0:1982.ThispartofISO3070alsospecifiestheapplicabletolerancescorrespondingtotheabovementionedtests.Thesemachinescanbeprovidedwithspindleheadsofdifferenttypescorrespondinginmostcasestofigures:4(spindleheadwithslidingboringspindleandmillingspindle)5(spindleheadwithslidingboringspindleandwithfacinghead)6(spindleheadwithramormillingram)ofISO3070-0:1982.Inaddition,itshouldbenotedthatthispartofISO3070concernsmachineswhichhavemovementofthetablealongtheX-axis,averticalmovementofthespindleheadalongtheY-axis,amovementofthecolumnalongtheW-axisandmayincludearotaryorindexingtable.ThispartofISO3070dealsonlywiththeverificationoftheaccuracyofthemachine.Itdoesnotapplytothetestingofthemachineoperation(vibration,abnormalnoise,stick-slipmotionofcomponents,etc.)nortomachinecharacteristics(suchasspeeds,feeds,etc.),assuchchecksaregenerallycarriedoutbeforetestingtheaccuracy.
【中国标准分类号】:J54
【国际标准分类号】:25_080_20;25_080_40
【页数】:41P;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforRubberDeterioration-CrackGrowth
【原文标准名称】:测定橡胶龟裂扩展的标准试验方法
【标准号】:ASTMD813-1995
【标准状态】:作废
【国别】:美国
【发布日期】:1995
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:试验;合成橡胶;裂开;变坏;炭黑;橡胶;天然橡胶
【英文主题词】:Carbonblack;Cracking;Deterioration;Naturalrubber;Rubber;Syntheticrubber;Testing
【摘要】:
【中国标准分类号】:G34
【国际标准分类号】:83_060
【页数】:5P;A4
【正文语种】:英语