1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS ISO 3686-2:2000 ICS 25
2、.080.20; 25.080.40 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Test conditions for high accuracy turret and single spindle coordinate drilling and boring machines with table of fixed height with vertical spindle Testing of the accuracy Part 2: Portal type machines with mov
3、ing tableThis British Standard, having been prepared under the direction of the Engineering Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 September 2000 BSI 09-2000 ISBN 0 580 36506 9 BS ISO 3686-2:2000 Amendments issued since publication
4、Amd. No. Date Comments National foreword This British Standard reproduces verbatim ISO 3686-2:2000 and implements it as the UK national standard. The UK participation in its preparation was entrusted to Technical Committee MTE/1, Machine tools, which has the responsibility to: aid enquirers to under
5、stand the text; present to the responsible international/European committee 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. A list of organizations represented on
6、this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by usin
7、g the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity
8、from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, the ISO title page, pages ii to iv, pages 1 to 17 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued.Referencenumber ISO3686-2:2000(E)
9、 INTERNATIONAL STANDARD ISO 3686-2 Firstedition 2000-07-15 Testconditionsforhighaccuracyturret andsinglespindlecoordinatedrilling andboringmachineswithtableoffixed heightwithverticalspindleTesting oftheaccuracy Part2: Portaltypemachineswithmovingtable Conditionsdessaidesmachinesperceretalservertical
10、es monobrochescoordonnesdehauteprcisionavectabledehauteur fixeContrledelaprcision Partie2:MachinesportiqueavectablemobileISO3686-2:2000(E) ii ISO3686-2:2000(E)iii Contents Page Foreword.iv 1 Scope1 2 Normativereference1 3 Terminologyanddesignationofaxes.2 4 Preliminaryremarks3 4.1 Measuringunits.3 4
11、.2 ReferencetoISO230-13 4.3 Testingsequence.3 4.4 Teststobeperformed.3 4.5 Measuringinstruments.3 4.6 Minimumtolerance3 4.7 Machiningtests3 5 Geometrictests4 5.1 Linearaxes.4 5.2 Table8 5.3 Spindle12 5.4 Multi-spindleturrethead.15 6 Machiningtest16 Bibliography17ISO3686-2:2000(E) iv Foreword ISO(the
12、InternationalOrganizationforStandardization)isaworldwidefederationofnationalstandardsbodies(ISO memberbodies).TheworkofpreparingInternationalStandardsisnormallycarriedoutthroughISOtechnical committees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhas therighttoberepr
13、esentedonthatcommittee.Internationalorganizations,governmentalandnon-governmental,in liaisonwithISO,alsotakepartinthework.ISOcollaboratescloselywiththeInternationalElectrotechnical Commission(IEC)onallmattersofelectrotechnicalstandardization. InternationalStandardsaredraftedinaccordancewiththerulesg
14、ivenintheISO/IECDirectives,Part3. DraftInternationalStandardsadoptedbythetechnicalcommitteesarecirculatedtothememberbodiesforvoting. PublicationasanInternationalStandardrequiresapprovalbyatleast75%ofthememberbodiescastingavote. AttentionisdrawntothepossibilitythatsomeoftheelementsofthispartofISO3686
15、maybethesubjectofpatent rights.ISOshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights. InternationalStandardISO3686-2waspreparedbyTechnicalCommitteeISO/TC39,Machinetools, SubcommitteeSC2,Testconditionsformetalcuttingmachinetools. ThisfirsteditionofISO3686-2togetherwithISO3686-1cancelandr
16、eplaceISO3686:1976,ofwhichthey constituteatechnicalrevision. ISO3686consistsofthefollowingparts,underthegeneraltitleTestconditionsforhighaccuracyturretandsingle spindlecoordinatedrillingandboringmachineswithtableoffixedheightwithverticalspindleTestingofthe accuracy: Part1:Singlecolumntypemachines Pa
17、rt2:PortaltypemachineswithmovingtableINTERNATIONALSTANDARD ISO3686-2:2000(E)1 Testconditionsforhighaccuracyturretandsinglespindle coordinatedrillingandboringmachineswithtableoffixedheight withverticalspindleTestingoftheaccuracy Part2: Portaltypemachineswithmovingtable 1 Scope ThispartofISO3686specif
18、ies,withreferencetoISO230-1,bothgeometrictestsandmachiningtestsonvertical spindle,portaltypecoordinatedrillingandboringmachines.Italsospecifiestheapplicabletolerances correspondingtotheabove-mentionedtests. Itshouldbenotedthat,besidesdrillingandboringoperations,itmaybepossibletocarryoutlightmilling
19、operationswiththesemachines.However,thispartofISO3686doesnotdealwithjigboringmachinesor machiningcentres. ThispartofISO3686dealsonlywiththeverificationofaccuracyofthemachine.Itdoesnotapplytothetestingof themachineoperation(vibrations,abnormalnoises,stick-slipmotionofcomponents,etc.),northemachine ch
20、aracteristics(suchasspeeds,feeds,etc.),whichshouldgenerallybecarriedoutbeforetestingtheaccuracy. ThispartofISO3686providestheterminologyusedfortheprinciplecomponentsofthemachineandindicatesthe designationoftheaxesinaccordancewithISO841. 2 Normativereference Thefollowingnormativedocumentcontainsprovi
21、sionswhich,throughreferenceinthistext,constituteprovisionsof thispartofISO3686.Fordatedreferencessubsequentamendmentsto,orrevisionsof,anyofthesepublications donotapply.However,partiestoagreementsbasedonthispartofISO3686areencouragedtoinvestigatethe possibilityofapplyingthemostrecenteditionofthenorma
22、tivedocumentindicatedbelow.Forundatedreferences, thelatesteditionofthenormativedocumentreferredtoapplies.MembersofISOandIECmaintainregistersof currentlyvalidInternationalStandards. ISO230-1:1996,TestcodeformachinetoolsPart1:Geometricaccuracyofmachinesoperatingunderno-load orfinishingconditions.ISO36
23、86-2:2000(E) 2 3 Terminologyanddesignationofaxes SeeFigure1andTable1 Figure1 Table1 Ref. English French German 1 Bed Banc Bett 2 Table Table Tisch 3 Slidewaysfortable Glissiresdetable Tisch-Fhrungsbahnen 4 Tablesurface Surfacedefixation Aufspannflche 5 Column,left-hand Montant,gauche Stnder,links 6
24、Column,right-hand Montant,droit Stnder,rechts 7 Cross-rail Traverse Querbalken 8 Slidewaysforcross-rail Glissiresdetraverse Querbalken-Fhrungsbahnen 9 Spindlehead Poupeporte-broche Spindelstock 10 Spindleheadsaddle Chariotpoupeporte-broche Spindelstockschlitten 11 Spindle Broche Spindel 12 Quill Fou
25、rreauporte-broche Spindelpinole 13 Bridge Pont Traverse NOTE InadditiontotermsusedintwoofthethreeISOlanguages(EnglishandFrench),thistablegivestheequivalenttermin German;thesearepublishedundertheresponsabilityofmemberbodyforGermany(DIN).However,onlythetermsgivenintheofficial languagescanbeconsidereda
26、sISOterms.ISO3686-2:2000(E)3 4 Preliminaryremarks 4.1 Measuringunits InthispartofISO3686,alllineardimensions,deviationsandcorrespondingtolerancesareexpressedin millimetres;angulardimensionsareexpressedindegrees,andangulardeviationsandthecorresponding tolerancesareexpressedprimarilyinratios,butinsome
27、casesmicroradiansorarcsecondsmaybeusedfor clarificationpurposes.Theequivalenceofthefollowingexpressionsshouldbekeptinmind: 0,010/1000=10 rad 2 4.2 ReferencetoISO230-1 ToapplythispartofISO3686,referenceshallbemadetoISO230-1,especiallyfortheinstallationofthemachine beforetesting,warmingupofthespindlea
28、ndothermovingcomponents,descriptionofmeasuringmethodsand recommendedaccuracyoftestingequipment. Inthe“Observations”blockofthetestsdescribedinclauses5and6theinstructionsarefollowedbyareferenceto thecorrespondingclauseinISO230-1,incaseswherethetestconcernedisincompliancewiththespecifications ofISO230-
29、1. 4.3 Testingsequence ThesequenceinwhichthetestsarepresentedinthispartofISO3686innowaydefinesthepracticalorderof testing.Inordertomakethemountingofinstrumentsorgaugingeasier,testsmaybeperformedinanyorder. 4.4 Teststobeperformed Whentestingamachine,itisnotalwaysnecessarynorpossibletocarryoutallthete
30、stsdescribedinthispartof ISO3686.Whenthetestsarerequiredforacceptancepurposes,itisuptotheusertochoose,inagreementwith thesupplier/manufacturer,thosetestsrelatingtothecomponentsand/orthepropertiesofthemachinewhichareof interest.Thesetestsaretobeclearlystatedwhenorderingamachine. Itshouldbenotedthat,f
31、orturrethead-drillingmachines,allthegeometricteststhatconcerntherotationofthe spindle,i.e.,testsG9,G10,G11andG12,shouldbecarriedoutonallspindles. 4.5 Measuringinstruments Themeasuringinstrumentsindicatedinthetestsdescribedinclauses5and6areexamplesonly.Other instrumentsmeasuringthesamequantitiesandha
32、vingatleastthesameaccuracymaybeused.Dialgaugesshall havearesolutionof0,001mm. 4.6 Minimumtolerance Whenthetoleranceforageometrictestisestablishedforameasuringlengthdifferentfromthatgiveninthispartof ISO3686(see2.311ofISO230-1:1996),itshallbetakenintoconsiderationthattheminimumvalueoftoleranceis 0,00
33、5mm. 4.7 Machiningtests Machiningtestsshallbemadewithfinishingcutsonly,notwithroughingcutswhichareliabletogenerate appreciablecuttingforces.ISO3686-2:2000(E) 4 5 Geometrictests 5.1 Linearaxes Object G1 CheckingofstraightnessoftheX-axismotioninthehorizontalXY-plane(EYX). Diagram Tolerance 0,015forany
34、measuringlengthofupto1000 Measureddeviation Measuringinstruments Straightedgeanddialgaugeormicroscopeandtautwireoropticalmethods ObservationsandreferencestoISO230-1:1996 5.211,5.23,5.231.2and5.232.1 Forallmachineconfigurations,eitherthestraightedge,thetautwireorthestraightnessreflectorshallbeplaced
35、onthetable.Ifthespindlecanbelocked,eitherthedialgauge,themicroscopeortheinterferometermaybe mountedonit;ifthespindlecannotbelocked,theinstrumentshallbeplacedonthespindleheadofthe machine. Themeasuringlineshouldpassasclosetothecentreofthetableaspossible.ISO3686-2:2000(E)5 Object G2 Checkingofsquarene
36、ssbetweenthetablelongitudinalmovement(X-axis)andthemovement ofthespindle-headsaddleonthecross-rail(Y-axis). Diagram Tolerance 0,02foranymeasuringlengthof500 Measureddeviation Measuringinstruments Straightedge,dialgaugeandsquare ObservationsandreferencestoISO230-1:1996 5.522.4 a) Onearmofthesquaresha
37、llbesetparalleltotheY-axismovement(parallelmeansthatreadingsonboth endsofthearmareidentical),thenthestraightedgeshallbeplacedagainstthesecondarmofthesquare. b) ThenchecktheX-axismovement.ISO3686-2:2000(E) 6 Object G3 Checkingofsquarenessbetweenthetablesurfaceandtheverticalmovementofthequillortheturr
38、etheadon itsslideway(Z-axis): a)intheverticalZX-planeofsymmetryofthemachine; b)intheYZ-planeperpendiculartotheverticalplaneofsymmetryofthemachine. Diagram Tolerance a)0,015foranymeasuringlengthof300with u90 b)0,015foranymeasuringlengthof300 Measureddeviation a) b) Measuringinstruments Dialgaugeandsq
39、uare ObservationsandreferencestoISO230-1:1996 5.522.2 Tablelockedincentralposition. Spindleheadandspindleheadslidelocked.ISO3686-2:2000(E)7 Object G4 Checkingofsquarenessbetweenthetablesurfaceandtheverticalmovementofthecross-railonthecolumn: a)intheverticalZX-planeofsymmetryofthemachine; b)intheYZ-p
40、laneperpendiculartotheverticalplaneofsymmetryofthemachine. Diagram Tolerance a)0,015foranymeasuringlengthof300with u90 b)0,015foranymeasuringlengthof300 Measureddeviation a) b) Measuringinstruments Dialgaugeandcylindricalsquare ObservationsandreferencestoISO230-1:1996 5.522.2 Tablelockedincentralpos
41、ition. Spindle-headslidelocked. Themeasurementsshallbetakeninatleastthreeequispacedpositionsofthecross-rail. Cross-raillockedwhentakingmeasurements.ISO3686-2:2000(E) 8 5.2 Table Object G5 Checkingofflatnessofthetablesurface: Diagram Tolerance 0,03upto1000 Foreach1000increaseinlengthbeyond1000,add0,0
42、1tothe precedingcorrespondingtolerance Maximumpermissibledeviation:0,05 Measureddeviation Measuringinstruments Precisionlevelorstraightedgeandgaugeblocks ObservationsandreferencestoISO230-1:1996 5.322and5.323 Tablelockedincentralposition.ISO3686-2:2000(E)9 Object G6 Checkingofparallelismofthetablesu
43、rfaceto: a)transversemovementofthespindle-headsaddle(Y-axis); b)longitudinalmovementofthetable(X-axis). Diagram Tolerance Fora)andb) 0,015foranymeasuringlengthof300 Maximumpermissibledeviation:0,03 Measureddeviation a) b) Measuringinstruments Straightedgeanddialgauge ObservationsandreferencestoISO23
44、0-1:1996 5.422.21 Thestylusofthedialgaugeshallbeplacedapproximatelyonthespindleaxis. Themeasurementmaybemadeonastraightedgelaidparalleltothetablesurface. Ifthetablelengthisgreaterthan1000mm,theinspectionshallbecarriedoutbysuccessivemovementsofthe straightedge. Ifthespindlecanbelocked,thedialgaugemay
45、bemountedonit.Ifthespindlecannotbelocked,thenthedialgaugeshall beplacedonafixedpartofthemachine. Cross-raillocked. a)Tablelocked; b)Spindle-headsaddlelocked.ISO3686-2:2000(E) 10 Object G7 CheckingofparallelismofthelongitudinalmedianorreferenceT-slotofthetabletoitslongitudinalmovement (X-axis). Diagr
46、am Tolerance 0,015foranymeasuringlengthof500 Maximumpermissibledeviation:0,035 Measureddeviation Measuringinstruments Dialgauge ObservationsandreferencestoISO230-1:1996 5.422.21 Spindle-headsaddlelocked.ISO3686-2:2000(E)11 Object G8 CheckingofparallelismofthetransversemedianorreferenceT-slotofthetab
47、letothemovement ofthespindle-headsaddleonthecross-rail(Y-axis). Diagram Tolerance 0,015foranymeasuringlengthof500 Maximumpermissibledeviation:0,035 Measureddeviation Measuringinstruments Dialgauge ObservationsandreferencestoISO230-1:1996 5.422.22 Tablelockedincentralposition.ISO3686-2:2000(E) 12 5.3
48、 Spindle Object G9 Checkingoftherun-outoftheinternaltaperofthespindle: a)nearthespindlenose; b)atadistanceof300mmfromthespindlenose. Diagram Tolerance a)0,01 b)0,02 Measureddeviation a) b) Measuringinstruments Dialgaugeandtestmandrel ObservationsandreferencestoISO230-1:1996 5.612.3 Checkingshallbere
49、peatedforallspindles,inthecaseofturrethead-drillingmachines.ISO3686-2:2000(E)13 Object G10 Checkingof: a)periodicaxialslip; b)cammingofthefaceofthespindlenose(includingperiodicaxialslip). Diagram Tolerance a)0,01 b)0,02 Measureddeviation a) b) Measuringinstruments Dialgauge ObservationsandreferencestoISO230-1:1996 a)5.622.1and5.622.2 AforceF,specifiedbythesupplier/manufacturerofthemachine,shallbeexertedbypressingtowardsthe housingfortestsa)andb). b)5.632 ThedistanceAfromthedialgaugefortestb)tothespindleaxisshallbeaslongaspossible. Checkingshal
