mastercam五轴加工教程

5axisoverviewCNCSoftware,Inc.MASTERCAMDrivingmulti-axismachinesisallaboutcontrol

BothsetsoftoolpathsfollowthisformatCUTCONTROLWhatdoesthetoolfollow?

TOOLAXISCONTROLHowisthetoolaxiscontrolled?TOOLTIPCONTROLWhatcontrolsthedepthofthetool?CNCSoftware’smulti-axisinterfaceCurve5axisToolaxiscontrolCurve5axisA1.Toolaxiscontrollines.MCXCurve5axisToolaxiscontrollines.Selectionorderdoesn’tmatter,Directiondoes.VectordirectionshouldpointtowardthetoolholderCurve5axisCurve5axisA2.Toolaxiscontrolsurface.MCXCurve5axisToolaxiscontrolSurface.AllvectorsarenormaltothedefinedtoolaxiscontrolsurfaceCurve5axisA3.ToolaxiscontrolPlane.MCXCurve5axisToolaxiscontrolPlaneCurve5axisToolaxiscontrolPlaneCurve5axisA4.Toolaxiscontrolfrompoint.MCXCurve5axisToolaxiscontrolFromPointCurve5axisA5.Toolaxiscontroltopoint.MCXCurve5axisToolaxiscontrolToPointCurve5axisA6.Toolaxiscontrolchain.MCXCurve5axisToolaxiscontrolChain/StepalongwholechainAdditionaltoolaxiscontroloptionsPointgenerators:addstoolaxisvectorsbasedonanincrementaldistanceorangleAngleDistance

Lead/Lag:adjuststoolaxisvectorforwardorbackwardrelativetothecutdirectionSidetilt:adjuststoolaxisvectorleftorrightrelativetothecutdirectionAxislimits:limitorlockanaxisvector

PointGeneratorsPointGeneratorsaddvectorsbasedonchangeinvectorangleordistancebetweenvectorsPointGeneratorsAngle:Ifactive,additionaltoolaxisvectorsaregeneratedbetweentoolaxisvectorsiftheychangemorethantheanglespecifiedhere.Distance:Ifactive,additionaltoolaxisvectorsaregeneratedbetweentoolaxisvectorswhichhaveadistancegreaterthanthedistancespecifiedherePointGeneratorsA7.Curve5axusingpointgenerators.MCXLead/Lag-SidetiltAdditionaltoolaxiscontroloptionsOP10sidetilt.MCXLead/Lag-SidetiltAdditionaltoolaxiscontroloptionsOP10sidetilt.MCXA8.Curve5axisusingaxislimits.MCXAdditionaltoolaxiscontroloptionsAxislimitsAxisLimitsAdditionaltoolaxiscontroloptionsAxisLimitsThinkofthelimitingareaas0and10degreelinesrotatedaroundtheZaxiscreatingconesurfaces.Theaxisisrelativetoworldcoordinates.AdditionaltoolaxiscontroloptionsAxisLimitsRoughingOptionsMultipledepthsandpassesoptionsCurve5axisDepthcutsMultipledepthsA9.Curve5axismultipledepths.MCXRoughingoptionsToolaxiscontrolLinesMultipledepthsSwarf5axis/cutcontrolCutcontrolTipcontrolToolaxiscontrolSwarf5axisSwarf5axiswallssurfaces.MCXSwarf5axisWallsaredefinedbythegreensurfaces.AplanecontrolsthetooltipSwarf5axisSwarf5axisSwarf5axiswallschains.MCXSwarf5axisWallsaredefinedusinglowerandupperchainsTooltipiscontrolledbysurfacesSwarf5axisSwarf5axistipcontrollowerrail.MCXSwarf5axisTipcontrolusesthelowerrailSwarf5axisSwarf5axis

Flow5axisandPort5axis/cutcontrolDrivesthetoolalongtheXYorUVsurfacedataCutcontrol-Toolaxiscontrol-TipcontrolCutcontrolToolaxiscontrolTipcontrol

Flow5axisandPort5axis/cutcontrolDrivesthetoolalongtheXYorUVsurfacedataCutcontrol-Toolaxiscontrol-TipcontrolFlow5axisOP10Flow5axis.MCXMsurf5axMsurf5axcutpatterncylinder.MCX

Msurf5axis/cutcontrolUseasurfaceordefinedprimitivesurfacetocalculatetheflowoftoolmotion.Cutcontrol-Toolaxiscontrol-TipcontrolMsurf5axisCutPattern:CylinderMsurf5axisDepthcutparametersMsurf5axisDrill5axis/cutcontrolCutcontrol-Toolaxiscontrol-TipcontrolDrill5axisDrill5axispointsandlines.MCXDrill5axisEntityType:PointsandLinesdefinedrilllocationandtoolaxisDrill5axisRotary4axisRotary4axnormaltosurface.MCXRotary4axisRotary4axisRotary4axisRotary4axisthroughpoint.MCXRotary4axisUsecenterpointRotary4axisRotary4axisRotary4axaxial.MCXRotary4axisAxialcutmethodRotary4axisModuleWorksmulti-axisinterfaceCutcontrolToolaxiscontrolTipcontrolCutControl/ParallelcutsThe"parallelcuts"optionwillcreatetoolpathsthatareparalleltoeachother.Thedirectionofthecutsisdefinedbythetwoangles.TheanglesinXYandinZdeterminethedirectionoftheparallelcutsofthetoolpathImagineslicinganapple:Youcansliceitwithaknifeparallelfromtoptodownorfromleftsidetorightside.Thepicturesinthedialogsymbolizehowtosetthedesiredcuttingdirectionusingtheangles.CutControl/CutsalongcurveWiththispatternthegeneratedtoolpathisorthogonaltoaleadingcurve.Thatmeansthatwhenyourselectedcurveisnotastraightlinethecutsarenotparalleltoeachother.CutControl/Morphbetween2curvesThisoptionwillcreateamorphedtoolpathbetweentwoleadingcurves.Morphedmeansthatthegeneratedtoolpathisapproximatedbetweenthetiltcurvesandevenlyspreadoverthesurface.Thisoptionisverysuitabletomachinesteepareasformouldmaking.CutControl/ParalleltocurveParalleltocurveoptionwillalignthecutdirectionalongaleadingcurve.Theneighbouringcutsareparalleltoeachother.CutControl/Morphbetween2surfacesThisoptionwillcreateamorphedtoolpathonyourdrivesurface.Thedrivesurfaceisenclosedbytwochecksurfaces.Morphedmeansthatthegeneratedtoolpathisapproximatedbetweenthechecksurfacesandevenlyspreadoverthedrivesurface.CutControl/ParalleltosurfaceParalleltosurfacemeansthatthecutsofonyourdrivesurfacewillbegeneratedparalleltoachecksurface.CNCSoftwaredevelopedtoolpaths/ToolaxisControlCurve5axoptionsDrill5axoptionsSwarf5axoptionsThewallsdefineboththeCutControlmotionandtoolaxiscontrolCurve5axoptionsFlow5axoptionsMsurf5axoptionsCNCSoftwaredevelopedtoolpaths/ToolaxisControlLines:

Setsthetoolaxisparalleltotheselectedlinesalongthetoolpath.Thetoolaxisinterpolatesbetweendefinedlinesalongthecutcontrolcurveorsurface

SurfaceorPatternsurface:Setsthetoolaxisdirectionnormaltotheselectedsurface.Plane:Thetoolaxisnormaltoaselectedplane.

FromPoint:AlltoolaxisvectorsoriginatefromadefinedpointToPoint:AlltoolaxisvectorsterminateatadefinedpointChain:Toolaxisvectorsoriginatefromaline,arc,spline,orchainedgeometry.Toolvectorscanbemanipulatedalongthechainusingtheclosestpointonachain,orevenlyspacedalongthechainBoundary:Thetoolaxiswillbecontainedtoaclosedboundary.ModuleWorksdevelopedtoolpaths/ToolaxisControlNotbetiltedandstaysnormaltosurfaced:

Ifyoudon’ttiltthetoolaxis,thesurfacenormalandthetoolaxisdirectionarethesame.

Betiltedrelativetocuttingdirection:allowstheoptiontodefinealagangletothecuttingdirectionaswellaslagangleatsideofcuttingdirection.Tiltedwiththeangle:Thetoolaxisiswillbetiltedfromthesurfacenormaltowardsthetiltaxis.ThetiltaxiscanbetheX,YandZaxisoranylinecreatedinthegeometry.

Tiltedwithfixedangletoaxis:Thetoolaxisiswillbetiltedfromthetiltaxistowardsthesurfacenormal.ThetiltaxiscanbetheX,YandZaxis.oranylinecreatedinthegeometry.

Tiltedaroundaxis:Thetoolaxishasthesamedirectionasthesurfacenormal,butistiltedaroundthe“world(Top)”definedaxis.ThisaxiscanbetheX,Y,Zoranylinecreatedinyourgeometry.Tiltedthroughpoint:Thetoolaxisisalwayspointingfromacreatedpointinyourgeometrytothesurfacepoint.Tiltedthroughcurve:thetoolaxisisalignedtoatiltcurve.Therearedifferentoptionpossibleinwhichwaythiscurveshallbealignedtothecurve.Tiltedthroughlines:Thetoolaxiswillbeapproximatedalongit'stoolpathtolinesyoucreatedinyourgeometry.Tiltedfrompointaway:Thetoolaxisisalwayspointingawayfromacreatedpointinyourgeometry.Tiltedfromcurveaway:Thetoolpointsfromthetiltcurveaway.Dependingonyourcurvetilttypethetoolorientationandalignmenttothecurvechanges.Additionaltoolaxiscontroloptions

Lead/Lag:adjuststoolaxisvectorforwardorbackwardrelativetothecutdirectionSidetilt:adjuststoolaxisvectorleftorrightrelativetothecutdirectionAxislimits:limitorlockanaxisvectorPointgenerators:addstoolaxisvectorsbasedonanincrementaldistanceorangleAngleDistanceLead/Lag–SideTiltCNCSoftwaredevelopedtoolpathsModuleWorksdevelopedtoolpathsAxisLimitsCNCSoftwaredevelopedtoolpathsModuleWorksdevelopedtoolpathsPointGeneratorsModuleWorksdevelopedtoolpathsCNCSoftwaredevelopedtoolpathsCNCSoftwaredevelopedtoolpaths/TipControlCurve5axisDrill5axisSwarf5axisFlow5axisMsurf5axisPort5axisTipControlandGougedetectionandavoidanceDepthcuts/MultipassCNCSoftwaredevelopedtoolpath/MultipledepthsandpassesoptionsDepthcuts/MultipassModuleWorksdevelopedtoolpaths/MultipledepthsandpassesoptionsEntryExit/LeadinLeadoutCNCSoftwaredevelopedtoolpathsModuleWorksdevelopedtoolpathsSpecializedtoolpathsGougecheck:Toolcomponents-clearances.ROUGHINGOPTIONSPLUNGEROUGHING.MODADITIONALCONTROLSABILITYTOCONVERTANY3AXISTOOLPATHINTO5AXISSTOCKRECOGNITIONItistheabilityto‘see’thestockmodelinordertocreatethemostefficienttoolpathbyeliminatingair-cuts.

MOLDBOTTLEPENCILTRACEMACHININGWITHALEADCURVEAPPLICATIONSCASES5AXISMACHININGOFACAMSHAFTONMULTITASKINGLATHEAPPLICATIONSCASES4AXISMACHININGOFFLANGEDTUBEAPPLICATIONSCASES5AXISENGRAVINGAPPLICATIONSCASESTURBINEMACHININGPlungeRoughingBladefinishingIMPELLERSAnimpellerisarotatingcomponentofapumpwhichtransfersenergyfromthemotorthatdrivesthepumptothefluidbeingpumpedbyforcingthefluidoutwardsfromthecentreofrotation.Impellersareusedinavarietyofapplicationsfromfiretojetengines,theycomeinmanysizesandshapesbutareallreadilyrecognizable.APPLICATIONSCASESIMPELLERROUGHINGSTRATEGIESIMPELLERROUGHINGSTRATEGIESIMPELLERBLADESEMIFINISHINGFLOORFINISHINGIMPELLERMACHININGHEAD-PORTPORTALONGCOMPLEXUtility–CalculatebasedontoolcenterPORTALONGCOMPLEXHeadportingMASTERCAMMULTIAXISOVERVIEW

Canresultinmuchbetterfinishandgreatlyincreasedaccuracy. Canreplacetheneedformultipleset-ups. Caneliminatetheneedformultiplefixturesandpotentialset-uperrors.

Multi-axistoolpaths

Thereare3majormultiaxismachinetypes:

TableonTable Table-Head HeadonHead

Buttherearenumerouscombinationsofthese...Table-TableTable-Table

Head-Table

Head-Table

Head-Head

Head-Head

Morethan5axis

Morethan5axis

Industrystandardaxisconvention

XAUYBVZCWInordertoaccuratelyoperateandprogramthesemachinesyouneedtoknowtheexactphysicalpropertiesofyourmachine:

-Rotaryandworkenvelopedirectionsandlimitations.-Exactdistancesandorientationsoftherotarypivotpoints.-CNCcontrollerscapabilities(RTCP?Dynamicfixtureoffset?)-Relativelocationofthework-piecetothemachinescoordinatesystemEvensmallmovementsofthecutteronthedrivesurfacebecomeamplifiedonthemovementofalltheaxes.-Howwouldyoufindtheintersectionofthe2rotaryaxis?-HowisthisinformationcapturedinMastercam?...Y=0.000isthroughtheAaxisA=-90edgefindrotaryfaceRecordYmachinecoordinateA=90edgefindrotaryfaceRecordYmachinecoordinateY=0.000MeasurethedifferencebetweenYwhenA=-90andA=90-divideitby2-addthistotheYmachinecoordinatewhenY=90.ThiswillbeY=0.000–ALWAYS–unlessyouhavedynamicfixtureoffsetavailableonthecontrolZ=0.000isthroughtheAaxisMeasurethedifferencebetweenYwhenA=-90andA=90-divide