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  #1   Ban this user!
Old 07-18-2007, 06:29 PM
 
Join Date: Jul 2007
Location: usa
Posts: 6
dfelice is on a distinguished road
Post processor mod help.

I need help, the post writes the g-code for ccw circular move as

N45 G3 X3.1880 Y-1.0000 R-.2500

IT NEEDS TO BE

N45 G3 X3.1880 Y-1.0000 I2.9380 J-1.0000 F8.0

THE END POINT IS X,Y AND THE I,J COORDINATE REPRESENTS THE CIRCLE CENTER, AND OF COARSE F IS THE FEEDRATE.

Does anyone know what to modify in the post to fix this?

I have tried a couple of things but no luck, it gives me incorrect data.

Here is the post file as it is

POST TYPE- MILL3
COMPANY-
CONTROL- DX-32
MACHINE- BRIDGEPORT
LAST MOD -
COMMENTS-


****************************** SYSTEM VARIABLES *****************************

POSTNAME : BRIDGEPORT

PROGRAMNUMBERDEFAULT : 1
NCODEINCREMENT : 5

MACHINETOLERANCE : 0.0001
STEPTOLERANCE : 0.0001

MAXCIRCLERADIUS : 9999

INCHCONVFACTOR : 1
METRICCONVFACTOR : 1

XYRAPIDRATE : 100
ZRAPIDRATE : 100

XSTART : 0
YSTART : 0
ZSTART : 0

XHOME : 0
YHOME : 0
ZHOME : 0

XPRESENT : 0
YPRESENT : 0
ZPRESENT : 20
TOOLCHANGE_HIGHZ : 99999.999

******************************** MACHINE MODES ******************************

CENTERMODE : INCREMENTFROMSTART
CIRCLEMODE : FULLCIRCLE
COORDINATEMODE : ABSOLUTE
MEASUREMENTMODE : INCH
RAPIDMODE : PLUNGE
RETURNPLANEMODE : IRETURN
WORKPLANEMODE : XYPLANE
STARTEXP : (
ENDEXP : )
COMMENTSTART : '
COMMENTEND :

*************************** FORMATABLE ADDRESSES ****************************

XABSOLUTE : X N 2 Y Y 4 N 4 Y Y 4 1 1 N 0 0
YABSOLUTE : Y N 2 Y Y 4 N 4 Y Y 4 1 1 N 0 0
ZABSOLUTE : Z N 2 Y Y 4 N 4 Y Y 4 1 1 N 0 0

XCENTERABSOLUTE : I N 2 Y Y 4 N 4 Y Y 4 1 1 N 0 0
YCENTERABSOLUTE : J N 2 Y Y 4 N 4 Y Y 4 1 1 N 0 0
ZCENTERABSOLUTE : K N 2 Y Y 4 N 4 Y Y 4 1 1 N 0 0

CIRCLERADIUS : R N 2 Y Y 4 N 4 Y Y 4 1 2 Y 2 0

ANGLESTART : A1 N 2 Y Y 4 N 4 Y Y 4 1 2 Y 2 0
ANGLEEND : A2 N 2 Y Y 4 N 4 Y Y 4 1 2 Y 2 0
DWELLTIME : / N 2 Y N 2 N 3 Y N 2 1 - - - -

SEQUENCENUMBER : N N 4 N N 0 N 4 N N 0 0 1 N 0 0
PROGRAMNUMBER : : N 4 N N 0 N 4 N N 0 0 1 N 0 0

MISCMCODE : M N 0 N Y 3 N 0 N Y 3 0 0 N 3 0
MISCGCODE : G N 0 N Y 3 N 0 N Y 3 0 0 N 3 0

FEEDRATE : F N 2 Y Y 1 N 2 Y Y 1 0 - - - -
TOOLNUMBER : T Y 2 N N 0 Y 2 N N 0 0 - - - -

DEPTH : Z_ N 1 Y Y 4 N 1 Y Y 4 0 0 Y 4 0
PECK : Z__ N 1 Y Y 4 N 1 Y Y 4 0 0 Y 4 0
INITPECKINCREMENT : Z___ N 1 Y Y 4 N 1 Y Y 4 0 0 Y 4 0

SPINDLESPEED : S N 4 N N 0 N 4 N N 0 0 - - - -


****************************** SYMBOLIC CODES *******************************

MOTIONRAPID : G0
MOTIONLINEAR : G1
MOTIONCW : G2
MOTIONCCW : G3
DWELL : G4
XYPLANE : G17
ZXPLANE : G18
YZPLANE : G19
COMPENSATIONOFF : G40
COMPENSATIONLEFT : G41
COMPENSATIONRIGHT : G42
COMPENSATIONPLUS : G43
COMPENSATIONMINUS : G44
MIRROROFF : G30
MIRRORABOUTXAXIS : G31
MIRRORABOUTYAXIS : G32
INCH : G70
METRIC : G71
CANCEL : G80
DRILL1 : G81
DRILL2 : G82
PECK1 : G83
TAP1 : G84
BORE1 : G85
BORE2 : G86
ABSOLUTE : G90
INCREMENTAL : G91
SETORIGIN : G92
FRETURN : G98
IRETURN : G98
RRETURN : G99


WIRECUT : G75
******** WIRECUT IS A DUMMY VARIABLE TO REPRESENT G79 MULTIQUADRANT ********

WIREON : E
******** WIREON IS A DUMMY VARIABLE TO REPRESENT END OF PROGRAM ************

BLOCKDELETE : \
PERCENTSIGN : %

PROGRAMSTOP : M0
OPTIONALSTOP : M1
ENDPROGRAM : M2
SPINDLECW : M3
SPINDLECCW : M4
TOOLCHANGE : M6
COOLANTMIST : M7
COOLANTON : M8
COOLANTFLOOD : M8
COOLANTOFF : M9

VARIABLE : ToolChangeFlag

******************************* EXAMPLES **********************************

EX_RAPID : IF (ToolChangeFlag=1) EXITEXAMPLE ENDIF
: N G0 X Y
: N Z

EX_LINEAR : N G1 Z X Y F*
EX_CIRCLE : N CIRCLEDIRECTION X* Y* R* F
EX_CIRCLEZX : N G18 CIRCLEDIRECTION X Y Z K* I* F
EX_CIRCLEYZ : N G19 CIRCLEDIRECTION X Y Z J* K* F

EX_COMPENSATION : N G1 X Y Z COMPENSATIONSIDE F

EX_COMPENSATIONOFF : N G1 G40 X Y F

EX_STARTCODE : N G70 G75 G90 G17

EX_ENDCODE : N M2*


EX_FIRSTTOOLCHANGE : TOOLCHANGECOMMENT
: N G0 X*(XTC) Y*(YTC) T* M6
: N S* SPINDLEDIRECTION*
: N COOLANTCODE*
: ToolChangeFlag=(1)

EX_OTHERTOOLCHANGE : N M9
: TOOLCHANGECOMMENT
: N G0 X*(XTC) Y*(YTC) T* M6
: N S* SPINDLEDIRECTION*
: N COOLANTCODE*
: ToolChangeFlag=(1)

EX_LASTTOOLCHANGE : N M9
: TOOLCHANGECOMMENT
: N G0 X*(XTC) Y*(YTC) T* M6
: N S* SPINDLEDIRECTION*
: N COOLANTCODE*
: ToolChangeFlag=(1)

EX_STARTPOINT : IF (ToolChangeFlag=1)
: N G0 X* Y*
: N Z*
: ENDIF
: ToolChangeFlag=(0)


EX_TECHNOLOGYCHANGE : N PROGRAMMODE
: COMMENT


EX_TECHNOLOGYCHANGE2: N PROGRAMMODE
: COMMENT


EX_DRILLSTART : N G81* X* Y* Z*(clearance+depth) F*
EX_DRILLBODY : N G81 X Y
EX_DRILLCANCEL : N G80*

EX_DRILL2START : N G82* X* Y* Z*(clearance+depth) F*
EX_DRILL2BODY : N G82 X Y Z(clearance+depth) F
EX_DRILL2CANCEL : N G80

EX_PECKSTART : N G83* X* Y* Z*(clearance+depth) Z*(peckincrement+clearance) Z*(peckincrement) F*
EX_PECKBODY : N G83 X Y Z(clearance+depth) Z(peckincrement+clearance) Z(peckincrement) F
EX_PECKCANCEL : N G80*

EX_BORESTART : N G85* X* Y* Z*(clearance+depth) F*
EX_BOREBODY : N G85 X Y Z(clearance+depth) F
EX_BORECANCEL : N G80*

EX_BORE2START : N G86* X* Y* Z*(clearance+depth) F*
EX_BORE2BODY : N G86 X Y Z(clearance+depth) F
EX_BORE2CANCEL : N G80*

EX_TAPSTART : N G84* X* Y* Z*(clearance+depth) F*
EX_TAPBODY : N G84* X Y
EX_TAPCANCEL : N G80*
******************************* END EXAMPLES ********************************

thanks for the help!
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  #2   Ban this user!
Old 07-18-2007, 08:14 PM
 
Join Date: Aug 2005
Location: USA
Posts: 197
Verfur is on a distinguished road

EX_CIRCLE : N CIRCLEDIRECTION X* Y* I*J* F

That is what I what I would start with. and centermode absolute

P.S. What cad/cam is this for ? Esprit??

I have a bridgport post for boss5.0


BRIDGEPORT BOSS 5
Saved as BOSS5
09-13-88 by TH

****************************** SYSTEM VARIABLES *****************************

POSTNAME : BOSS5

PROGRAMNUMBERDEFAULT : 1
NCODEINCREMENT : 5

MACHINETOLERANCE : 0.0001
STEPTOLERANCE : 0.0001

MAXCIRCLERADIUS : 9999

INCHCONVFACTOR : 1
METRICCONVFACTOR : 1

XYRAPIDRATE : 100
ZRAPIDRATE : 100

XSTART : 0
YSTART : 0
ZSTART : 0

XHOME : 0
YHOME : 0
ZHOME : 0

XPRESENT : 0
YPRESENT : 0
ZPRESENT : 20

******************************** MACHINE MODES ******************************

CENTERMODE : ABSOLUTECENTER
CIRCLEMODE : FULLCIRCLE
COORDINATEMODE : ABSOLUTE
MEASUREMENTMODE : INCH
RAPIDMODE : PLUNGE
RETURNPLANEMODE : IRETURN
WORKPLANEMODE : XYPLANE
STARTEXP : (
ENDEXP : )

*************************** FORMATABLE ADDRESSES ****************************

XABSOLUTE : X Y 1 Y N 3 N 4 Y Y 4 1 1 N 1 0
YABSOLUTE : Y Y 1 Y N 3 N 4 Y Y 4 1 1 N 1 0
ZABSOLUTE : Z Y 1 Y N 3 N 4 Y Y 4 1 1 N 1 0

XCENTERABSOLUTE : I Y 1 Y N 3 N 4 Y Y 4 1 1 N 0 0
YCENTERABSOLUTE : J Y 1 Y N 3 N 4 Y Y 4 1 1 N 0 0
ZCENTERABSOLUTE : K Y 1 Y N 3 N 4 Y Y 4 1 1 N 0 0

CIRCLERADIUS : R N 2 Y Y 3 N 4 Y Y 4 1 2 Y 2 0

ANGLESTART : A1 N 2 Y Y 4 N 4 Y Y 4 1 2 Y 2 0
ANGLEEND : A2 N 2 Y Y 4 N 4 Y Y 4 1 2 Y 2 0

**************************** FORMATABLE CODES *******************************

SEQUENCENUMBER : N Y 4 N N 0 N 4 N N 0 -1 1 N 0 0
PROGRAMNUMBER : : N 4 N N 0 N 4 N N 0 0 1 N 0 0

MISCMCODE : M N 0 N Y 3 N 0 N Y 3 0 0 N 3 0
MISCGCODE : G N 0 N Y 3 N 0 N Y 3 0 0 N 3 0

FEEDRATE : F Y 1 Y Y 1 N 2 N Y 1 0 - - - -
TOOLNUMBER : T Y 2 N N 0 Y 2 N N 0 0 - - - -

DEPTH : Z_ N 1 Y Y 4 N 1 Y Y 4 0 0 Y 4 0
PECK : Z__ N 1 Y Y 4 N 1 Y Y 4 0 0 Y 4 0
INITPECKINCREMENT : Z___ N 1 Y Y 4 N 1 Y Y 4 0 0 Y 4 0

****************************** SYMBOLIC CODES *******************************

MOTIONRAPID : G00
MOTIONLINEAR : G01
MOTIONCW : G02
MOTIONCCW : G03
DWELL : G04
XYPLANE : G17
ZXPLANE : G18
YZPLANE : G19
COMPENSATIONOFF : G40
COMPENSATIONLEFT : G41
COMPENSATIONRIGHT : G42
COMPENSATIONPLUS : G43
COMPENSATIONMINUS : G44
MIRROROFF : G30
MIRRORABOUTXAXIS : G31
MIRRORABOUTYAXIS : G32
INCH : G70
METRIC : G71
CANCEL : G80
DRILL1 : G81
DRILL2 : G82
PECK1 : G83
TAP1 : G84
BORE1 : G85
BORE2 : G86
ABSOLUTE : G90
INCREMENTAL : G91
SETORIGIN : G92

WIRECUT : G75
******** WIRECUT IS A DUMMY VARIABLE TO REPRESENT G75 MULTIQUADRANT ********

WIREON : E
******** WIREON IS A DUMMY VARIABLE TO REPRESENT END OF PROGRAM ************

BLOCKDELETE : \
PERCENTSIGN : %

PROGRAMSTOP : M00
OPTIONALSTOP : M01
ENDPROGRAM : M02
TOOLCHANGE : M06
COOLANTMIST : M07
COOLANTOFF : M09

******************************* EXAMPLES **********************************

EX_FIRSTRAPID : N G00 X Y
: N Z

EX_RAPID : N G00 X Y Z

EX_LINEAR : N G01 Z X Y F
EX_CIRCLE : N G17 CIRCLEDIRECTION X* Y* I* J* F
EX_CIRCLEZX : N G18 CIRCLEDIRECTION X Y Z K* I* F
EX_CIRCLEYZ : N G19 CIRCLEDIRECTION X Y Z J* K* F

EX_COMPENSATION : N G01 COMPENSATIONSIDE X*(xlast) Y*(ylast) F
: N G01 X*(xpresent) Y*(ypresent) Z

EX_COMPENSATIONOFF : N G01 G40 X*(xlast) Y*(ylast) Z F


EX_ENDCODE : N M02*
: E

EX_FIRSTTOOLCHANGE : N G00 G90 G70 G75
: T* M06
: N X*(xnext) Y*(ynext)

EX_OTHERTOOLCHANGE : N G00 G90 G70 G75
: T* M06
: N X*(xnext) Y*(ynext)

EX_LASTTOOLCHANGE : N G00 G90 G70 G75
: T* M06
: N X*(xnext) Y*(ynext)

EX_TECHNOLOGYCHANGE : N PROGRAMMODE
: COMMENT

EX_DRILLJUMP : N G00* Z*

EX_DRILLSTART : COMMENT
: N G00* Z*(clearance)
: N G81* X* Y* Z*(clearance+depth) F*
EX_DRILLBODY : N G81 X Y Z(clearance+depth) F
EX_DRILLCANCEL : N G80
: N G00* Z*(initialclearance)

EX_DRILL2START : COMMENT
: N G00* Z*(clearance)
: N G82* X* Y* Z*(clearance+depth) F*
EX_DRILL2BODY : N G82 X Y Z(clearance+depth) F
EX_DRILL2CANCEL : N G80
N G00* Z*(initialclearance)

EX_PECKSTART : COMMENT
: N G00* Z*(clearance)
: N G83* X* Y* Z*(clearance+depth) Z*(peckincrement+clearance) Z*(peckincrement) F*
EX_PECKBODY : N G83 X Y Z(clearance+depth) Z(peckincrement+clearance) Z(peckincrement) F
EX_PECKCANCEL : N G80
N G00* Z*(initialclearance)

EX_BORESTART : COMMENT
: N G00* Z*(clearance)
: N G85* X* Y* Z*(clearance+depth) F*
EX_BOREBODY : N G85 X Y Z(clearance+depth) F
EX_BORECANCEL : N G80
N G00* Z*(initialclearance)

EX_BORE2START : COMMENT
: N G00* Z*(clearance)
: N G86* X* Y* Z*(clearance+depth) F*
EX_BORE2BODY : N G86 X Y Z(clearance+depth) F
EX_BORE2CANCEL : N G80
N G00* Z*(initialclearance)

******************************* END EXAMPLES ********************************


Hope this helps
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