1、BRITISH STANDARD BS EN ISO 15616-1:2003 Acceptance tests for CO 2 - laser beam machines for high quality welding and cutting Part 1: General principles, acceptance conditions The European Standard EN ISO 15616-1:2003 has the status of a British Standard ICS 25.160.30 BS EN ISO 15616-1:2003 This Brit
2、ish Standard was published under the authority of the Standards Policy and Strategy Committee on 19 March 2003 BSI 19 March 2003 ISBN 0 580 41429 9 National foreword This British Standard is the official English language version of EN ISO 15616-1:2003. It is identical with ISO 15616-1:2003. The UK p
3、articipation in its preparation was entrusted to Technical Committee WEE/47, Miscellaneous welding standards, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement int
4、ernational or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not pu
5、rport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European commit
6、tee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN ISO title page, pages 2 t
7、o 17 and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM ENISO156161 March2003 ICS25.160.30 Englishversion AcceptancetestsforCO2laserb
8、eammachinesforhighquality weldingandcuttingPart1:Generalprinciples,acceptance conditions(ISO156161:2003) Essaisderceptiondesmachinesdesoudageetde coupagedequalitparfaisceaulaserCO2Partie1: Principesgnrauxetconditionsderception(ISO15616 1:2003) AbnahmeprfungenfrCO2Laserstrahlanlagenzum Qualittsschwei
9、enundSchneidenTeil1:Grundlagen, Abnahmebedingungen(ISO156161:2003) ThisEuropeanStandardwasapprovedbyCENon21November2002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatel
10、istsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguage
11、andnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,SlovakRepublic,Spain,Sweden,Switzerland an
12、d UnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.ENISO156161:2003EENISO156161:2003(E) 2 Cont
13、ents page Foreword . 3 1 Scope 4 2 Normativereferences 4 3 Terms,definitionsandsymbols 5 4 Acceptancetestconditions .6 4.1 SettinguptheCO 2 laserbeammachine 6 4.2 Powersupply . 7 4.3 Health,safetyandenvironment . 7 4.4 Coolingsystem 7 4.5 Gassupplyandgassupplysystem 7 4.6 Operationinstructions 7 5 A
14、cceptancetestprinciples . 7 5.1 Rangeofsystemsettings . 7 5.2 Limitdeviations . 8 5.3 Precisionrequired . 9 5.4 Acceptancereport. 9 6 Acceptancetest. 9 6.1 General . 9 6.2 Generalproperties 10 6.3 Examinationofthefocusedlaserbeam . 12 6.4 Manipulationsystemprecision,positioningaccuracyandtrajectorye
15、xactness 12 6.5 Weldingandcuttingspeed . .13 6.6 Workinggas:testingandinstrumentation. 16 Bibliography . 17ENISO156161:2003(E) 3 Foreword Thisdocument(ENISO156161:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC121, “Welding“,thesecretariatofwhichisheldbyDS,incollaborationwithISO/TC44“Weldingandallied
16、 processes“. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofan identicaltextorbyendorsement,atthelatestbySeptember2003,andconflictingnationalstandards shallbewithdrawnatthelatestbySeptember2003. ThisEuropeanStandard“ AcceptancetestforCO 2 laserbeammachinesforhighqu
17、alityweldingandcut ting”consistsofthefollowingParts: Part1:Generalprinciples,acceptanceconditions. Part2:Measurementofstaticanddynamicaccuracy. Part3:Calibrationofinstrumentsformeasurementofgasflowandpressure. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthe follow
18、ingcountriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepub lic,Denmark,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta, Netherlands,Norway,Portugal,SlovakRepublic,Spain,Sweden,SwitzerlandandtheUnitedKing dom.ENISO156161:2003(E) 4 1Scope ThisPartofthis
19、EuropeanStandardisapplicabletoCO 2 laserbeammachinesforweldingandcuttingin twooperatingdirections(2D). ThemainpurposeofthisstandardistoproviderequirementsforacceptancetestingofCO 2 laserbeam machinespriortoorduringinstallationattheuserspremises . Theacceptancetestsareusedtodocument theabilityofCO 2
20、laserbeammachinestoproduceweldedjointsandcutsofconsistentquality. ThisstandardisintendedtobeusedforpreparationofthetechnicalspecificationforCO 2 laserbeamma chinesforhighqualityweldingandcuttingintwooperatingdirections(2D).Thisstandardspecifiesbasic requirements.Additionaltestsandrequirementsmaybesp
21、ecifiedinthetechnicalspecificationfortheCO 2 laserbeammachine. NOTE1 Thetechnicalspecificationforthe CO 2 laserbeammachine usuallyformsapartofthecontractand itisagreedbythepartiesconcerned(themanufacturerofthe CO 2 laserbeammachine andthecustomer/user). NOTE2 Therequirementsmaybetoostringentfornonhi
22、ghqualitycutting. However,thestandardmayalsobeusedfortestingaspartofmaintenance,asappropriate. Ifmodificationsaremadetoa CO 2 laserbeammachine (rebuilding,repairs,modificationstotheoper atingconditionsetc.)thatmayhaveaneffectontheacceptancetesting,repeattestmaybeneces sarycoveringthemachineparameter
23、saffectedbysuchmodifications. Ifa CO 2 laserbeammachine thathasalreadybeenacceptedisdismantled(e.g.inordertochangeits location)suchtestsmayinvolveverificationaccordingtotherequirementsin6.4asaminimum. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromother
24、publica tions.Thesenormativereferencesarecitedattheappropriateplacesinthetextandthepublications arelistedhereafter.Fordatedreferences,subsequentamendmentstoorrevisionsofanyofthese publicationsapplytothisEuropeanStandardonlywhenincorporatedinitbyamendmentorrevision. Forundatedreferencesthelatestediti
25、onofthepublicationreferredtoapplies(includingamend ments). EN602041, Safety of machineryElectrical equipment of machinesPart1:General require ments(IEC602041:1997). ENISO11145:2001, Opticsandopticalinstruments Lasersandlaserrelatedequipment Vocabularyandsymbols(ISO11145:2001). ENISO11146:1999, Laser
26、sandlaserrelatedequipmentTestmethodsforlaserbeamparame tersBeamwidths,divergenceangleandbeampropagationfactor(ISO11146:1999). ENISO11554, OpticsandopticalinstrumentsLasersandlaserrelatedequipmentTestmeth odsforlaserbeampower,energyandtemporalcharacteristics(ISO11554:1998). ENISO11670, Lasersandlaser
27、relatedequipmentTestmethodsforlaserbeamparameters Beampositionalstability(ISO11670:1999). ENISO156162, AcceptancetestsforCO 2 laserbeammachinesforhighqualityweldingandcut tingPart2:Measurementofstaticanddynamicaccuracy(ISO156162:2003).ENISO156161:2003(E) 5 ENISO156163, AcceptancetestsforCO 2 laserbe
28、ammachinesforhighqualityweldingandcut tingPart3:Calibration of instruments for measurement of gas flow and pressure (ISO 15616 3:2003). ISO2302, TestcodeformachinetoolsPart2:Determinationofaccuracyandrepeatabilityofpo sitioningnumericallycontrolledaxes. InternationalVocabularyofBasicandGeneralTermsi
29、nMetrology. 3 Terms,definitionsandsymbols ForthepurposesofthisPartofthisEuropeanStandard,thetermsanddefinitionsgivenin ENISO11145:2001, ENISO11146:1999andintheInternationalVocabularyofBasicand General TermsinMetrologyapply. ThesymbolslistedinTable1areusedinthisstandard. Table1Explanationofsymbols Sy
30、mbol Unit Term effective fnumber,seeENISO11145 D mm workpiecediameter d (s) mm laserbeamdiameteratthedistance s,seeENISO11145 d o,u mm laserbeamwaistdiameter,seeENISO11145 d opt mm laserbeamdiameteronthefocusingoptic,seeENISO11145 E u W/cm 2 averagepowerdensity,seeENISO11145 f mm focallength,seeENIS
31、O11146 f a mm errorinroundingoff f o mm errorinovershooting K beampropagationfactor,seeENISO11145. M 2 isanalter nativeterm,frequentlyusedinsteadof K m N kg workingload n min 1 rotationalspeed P L W laserbeampoweroutputofthecwlaser P P W laserbeampoweratthepointofuse r mm errorinreversibility t mm e
32、rrorincircularity U v mV speedsignal U v mV speedsignalENISO156161:2003(E) 6 Table1 (continued) Symbol Unit Term D U v mV deviationofspeedsignal D U vmax mV maximumdeviationofspeedsignal v m/min linearspeed v s m/min averagevelocityintrajectory v max m/min maximumvelocityintrajectory v min m/min min
33、imumvelocityintrajectory v prog m/min programmedvelocityintrajectory 4 Acceptancetestconditions 4.1 SettinguptheCO 2 laserbeammachine The CO 2 laserbeammachine shallbeerectedandinstalledinsuchawaythattheprocessingopera tionisnotdisturbedbyenvironmentalfactors,e.g.vibrations,largetemperaturevariation
34、s,contami natedatmosphere.Theconditionsspecifiedbythelasersystemmanufacturerhavetobefulfilled duringerectionandinstallation. Aschematicviewofatypical CO 2 laserbeammachine isshowninFigure1. Key 1 absorber 2 laser 3 shutter 4 beamguidingsystem 5 bendingoptics 6 focusinghead 7 workpiece 8 workingtable
35、 9 laserbeam 10 movementinzdirection Figure1Schematicviewof CO 2 laserbeammachineENISO156161:2003(E) 7 4.2 Powersupply Thepowersourceforthe CO 2 laserbeammachine shallbeanelectricalmainsystemwithvoltage fluctuationsnotexceeding10%,seeEN602041. 4.3 Health,safetyandenvironment 4.3.1 Healthandsafety Th
36、isstandarddoesnotcoverinspectionofsafetydevicesandothersafetyaspects. NOTE Currenthealthandsafetyregulations,accidentpreventionrules,aswellasgenerallyacceptedtech nicalspecificationsshouldbeappliedandadheredto,respectively. 4.3.2 Environment Exhaustsystemsremovinghazardousgaseousandparticulateemissi
37、onfromthelaserbeamsource ortheprocessingoperationprocessshallbedesignedandinstalledaccordingtotherequirementsof thelocalenvironmentalregulations. 4.4 Coolingsystem Thecoolingsystemshallmeetthelaserequipmentmanufacturersspecificationswithrespecttothe operationtemperature(comparedtoatmosphericdewpoint
38、),temperaturestability,controlofhighand lowtemperatures,operationpressure,flowrateandqualityofthecoolingmedium.Thelaserequip mentshallbefittedwithasafetycutoutsystemintheeventofanyanomalyoccurringinthecooling system. 4.5 Gassupplyandgassupplysystem Thepurityandproperties,e.g.dewpoint,ofthelasergases
39、,thepurginggasofthebeamguiding system,workinggases(plasmacontrol,cuttingandshieldinggases),othergases(fortheaerody namicwindow,beamshutter)andthegassupplysystemshallmeetthespecificationsofthe CO 2 laserbeammachine manufacturerandthestandards. 4.6 Operationinstructions Allinstructionsinthetechnicalsp
40、ecificationforthe CO 2 laserbeammachine fortheoperation,safety, serviceandmaintenanceofthe CO 2 laserbeammachine shallbefollowed. 5 Acceptancetestprinciples 5.1 Rangeofsystemsettings Therangeofsystemsettings(minimumandmaximumvalues)shallbespecifiedinthetechnical specificationforthe CO 2 laserbeammac
41、hine .Theparametersshallinclude(asappropriate): laserbeampower; focallength; laserbeampathandmotionsystem(processingspeed;processinglength,motiondirection); revolutionsperminute(rotaryfixture);ENISO156161:2003(E) 8 working load; workinggases(type,gasflowrateorgaspressure); typeofworkinggasdevice(axi
42、al,lateral,nozzle,tube,diameter,angle,nozzle/platedistance etc.); workingmodeoflaser. 5.2 Limitdeviations ThelimitdeviationsstatedinTable2shallbeappliedforacceptancetestingunlessotherwiseagreed. Thelimitsareappliedtoeachofthesetpoints. Table2Limitdeviations Specification Limitdeviations maximumlaser
43、beampower minimumlaserbeampower +5%to2% +10%to3% mediumtermstability 5% longtermstability 2% repeatability 2% laserbeampowerlosses . a pulsedormodulatedlaserbeampower 5% laserbeamdiameter(enclosedlaserbeam) . a freerunninglaserbeamdiameter 15%to5% beampositionalstability . a beampropagationfactor Measured K specifiedvalue laserbeamwaistdiameter(focusedlaserbeam) 0,1mm laserbeamwaistposition(focusedlaserbeam) . a welding/cuttingspeed shorttermstability,speed: v max 2% shorttermstability,speed:0,1 v max 5
