mastercam91四轴半四轴定面加工后处理.docx
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mastercam91四轴半四轴定面加工后处理.docx
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mastercam91四轴半四轴定面加工后处理
#PostName:
MPFAN
#Product:
MILL
#MachineName:
GENERICFANUC
#ControlName:
GENERICFANUC
#Description:
GENERICFANUCMILLPOST
#4-axis/Axissubs.:
YES
#5-axis:
NO
#Subprograms:
YES
#Executable:
MPv9.10
#
#WARNING:
THISPOSTISGENERICANDISINTENDEDFORMODIFICATIONTO
#THEMACHINETOOLREQUIREMENTSANDPERSONALPREFERENCE.
#
##Revisionlog:
#CNC01/12/01
#CNC07/02/01
-InitialpostupdateforV8.1
-Addcantexttocanceldrillandtoolretract
#ProgrammersNote:
#CNC01/09/02
#CNC01/31/02
#CNC02/22/02
#
-InitialpostupdateforV9.0
-Setusecandrill,usecanpeck,force_wcstoYES
-ForcesoutputofI,J,Karccenters(arcoutput:
0)
#CNC04/12/02paths
#CNC05/01/02plane
#CNC05/07/02
#CNC11/06/02
(G74/G84)
#CNC01/06/03
Useoriginalpositionforinversefeedand4ax
Set"helix_arc:
2",supporthelixarcoutputinXY
-Donotupdatesav_revwithaxissubstitution
-Altered'F'eedrateoutputformatwhentapping
movedfeedassignmentbelowpcom_movebtoaddressbugw/feedin4axis
#CNC01/17/03-Addedflagstoallowreversalofaxisorientations#CNC02/04/03-InitialpostupdateforV9.1
#
##Features:
##ThispostsupportsGenericFanuccodeoutputfor3and4axismilling.
#ItisdesignedtosupportthefeaturesofMastercamMillV9.
#
#FollowingMisc.Integersareused:
#
#mi1-Workcoordinatesystem
#0=ReferencereturnisgeneratedandG92withthe
#X,YandZhomepositionsat.
#1=ReferencereturnisgeneratedandG92withthe
#X,YandZhomepositionsateachtool.
#2=WCSofG54,G55basedonMastercamsettings.
#
#mi2-AbsoluteorIncrementalpositioningattoplevel
#0=absolute
#1=incremental
#
#mi3-SelectG28orG30referencepointreturn.
#0=G28,1=G30
#
#Cannedtext:
#EnteringcantextonacontourpointfromwithinMastercamallowsthe
#followingfunctionstoenable/disable.
#Cantextvalue:
#1=Stop=outputthe"M00"stopcode
#2=Ostop=outputthe"M01"optionalstopcode
#3=Bldon=turnonblockdeletecodesinNClines
#4=bLdoff=turnoffblockdeletecodesinNClines
#
#Millingtoolpaths(4axis)
#Layout:
#Theterm"ReferenceView"referstothecoordinatesystemassociated
#withtheTopview(Alt-F9,theuppergnomonofthethreedisplayed).
#Createthepartdrawingwiththeaxisofrotationabouttheaxis
#ofthe"ReferenceView"accordingtothesettingyouenteredfor
#'vmc'(verticalorhorizontal)and'rot_on_x'(machinerelative
#axisofrotation).
#vmc=1(verticalmachine)usesthetoptoolplaneasthebasemachine
#view.
#vmc=0(horizontalmachine)usesthefronttoolplaneasthebasemachine
#view.
#Relativetothemachinematrix-
#RotationzeropositionisontheZaxisforrotationonXaxis.
#RotationzeropositionisontheZaxisforrotationonYaxis.
#RotationzeropositionisontheXaxisforrotationonZaxis.
#Themachineviewrotatedabouttheselectedaxisasa"singleaxis
#rotation"aretheonlylegalviewsfor4axismilling.Rotation
#directionaroundthepartispositiveintheCCWdirectionwhen
#viewedfromtheplusdirectionoftherotatingaxis.Setthevariable
#'rot_ccw_pos'toindicatethesigneddirection.Alwayssetthework
#originatthecenterofrotation.
#
#ToolplanePositioning:
#CreatetheCplaneandTplaneastherotationofthemachineviewabout
#theselectedaxisofrotation.Thetoolplaneisusedtocalculate
#thepositionoftherotaryaxis.Thisisthedefaultsetting.
#
#3AxisRotary(Polar)
#PolarpositioningisofferedinMastercam3axistoolpathsthroughthe
#rotaryaxisoptionsdialog.Theselectedtoolpathisconvertedtoangle
#andradiusposition.Theaxisofrotationisforcedtozero.
#
#Axissubstitution:
#UsetheRotaryaxissubstitutionbydrawingthegeometryflattened
#fromthecylinder.Therotaryaxisbuttonmustbeactiveforaxis
#substitutioninformationtobeoutputtotheNCIfile.Theradiusof
#therotarydiameterisaddedtoalltheZpositionsatoutput.
#
#Simultaneous4Axis(11gcode):
#Full4axistoolpathscanbegeneratedfromvarioustoolpathsunderthe
#'multi-axis'selection(i.e.Rotary4axis).All5axispathsare
#convertedto4axispathswhereonlytheangleabouttherotationaxis
#isresolved.
#
#Drill:
#Alldrillmethodsaresupportedinthepost.SeeSimultaneous4Axis.
#
#AdditionalNotes:
#1)Disable4axisbysettingthenumberedquestion164.to'n'.
#2)G54callsaregeneratedwheretheworkoffsetentryof0=G54,
#1=G55,etc.
#3)MetricisappliedfromtheNCImet_toolvariable.
#4)Incrementalmodecalculatesmotionfromhomepositionattoolchanges.
#Thehomepositionisusedtodefinethelastpositionofthetool
#foralltoolchanges.
#5)Thevariable'absinc'isnowpre-defined,set
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