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HELP WITH A M98 SUBROUTINE
« on: March 21, 2008, 01:26:48 PM »
I NEVER HAD A USE FOR A SUBROUTINE. OR "M98"
IN MACH 3 MILL HOW IS ONE CALLED AND SET UP
CAN ANYONE GIVE ME AN EXAMPLE?
THANKS,
BRIAN

Offline Graham Waterworth

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Re: HELP WITH A M98 SUBROUTINE
« Reply #1 on: March 21, 2008, 03:20:20 PM »

%
O0001 (MAIN PROGRAM)
G00 G90 G43
etc..
M98 P0002 L1
M30

O0002 (SUB PROGRAM)
(SOME CODE)
M99
%

Graham.
Without engineers the world stops
Re: HELP WITH A M98 SUBROUTINE
« Reply #2 on: March 21, 2008, 04:54:53 PM »
OK UHH OK
I'M LOST
THE MAIN PROGRAM WILL RUN BUT WHEN I GET TO THE SUB IT JUST STOPS AND REWINDS

Re: HELP WITH A M98 SUBROUTINE
« Reply #3 on: March 21, 2008, 04:57:49 PM »
HERE IS THE PROGRAM
JUST FOR GRINNS


%
O0001 (Nec g code 1.TAP)
G00 G90 G43


N5 (File Name = Nec g code March 20, 2008)
N10 (.750 ENDMILL)
N15  G91.1
N20 M5 M9

N25
N30
N35 G0  Z0
N40 M3
N42 
N45 X6.4651  Y0.4259
N50
N55 G0  Z-1.050   
N60  G1 X6.4119   F30.00
N65  G1 X0.3308   
N70 G2  X5.6035  Y0.0033  I2.7544  J1.2625
N75 G0  Z-1.05000
N80 G0 X6.4578  Y0.4384
N85  Z-1.05
N90 G1  Z-1.05000
N92  F30
N95 G1 X0.3581

N100 G2  X5.5710  Y0.0088  I2.7272  J1.2500
N105 G1 X5.5650  Y0.0000  I-2.4858  J1.6796
N110 G0  Z0

( TOP FLATS)

N115  G0 X0.3368  Y2.8909
N120 
N125 G0  Z-0.2700   
N130 G1 X1.1077   F30.00
N135 G1 Y3.9444   
N140 G1 X1.4077  Y4.1756   
N145 G1 Y2.5909   
N150 G1 X0.2242   
N155 G1 X0.1464  Y2.2909   
N160 G1 X1.7077   
N165 G1 Y4.3535   
N170 G1 X2.0077  Y4.4882   
N175 G1 Y1.9909   
N180 G1 X0.0000   
N185 G0  Z0
N190 G0 X1.8402  Y2.6434
N195 G0  Z-.20

(PLUNGE POCKETS L SIDE)

N199 G1 Z-.5  F3
N200 G0 Z-.200
N201 G0 Z-.45
N202 G1 Z-.750  F3
N203 G0 Z-.200
N204 G0 Z-.7
N205 G1  Z-1.050  F3


N207 G1 Y2.6761   F10.00
N210 G1 Y3.1384   
N215 G1 X1.7302   
N220 G1 Y2.1484   
N225 G1 X1.9502   
N230 G1 Y3.1384
N232 G1 X1.740
N235 G0  Z0
N240 G0 X6.0699  Y1.9909
N245   
N250 G0  Z-.270
N255 G1 X4.1627   F20.00
N260 G1 Y4.4882   
N265 G1 X4.4627  Y4.3535   
N270 G1 Y2.2909   
N275 G1 X6.0241   
N280 G1 X5.9462  Y2.5909   
N285 G1 X4.7627   
N290 G1 Y4.1756   
N295 G1 X5.0627  Y3.9444   
N300 G1 Y2.8909   
N305 G1 X5.8337   
N310 G0 Z-.2
N315 G0 X4.3302  Y2.6434
 
 

(PLUNGE POCKETS R SIDE)

N316 G1 Z-.5  F3
N317 G0 Z-.200
N318 G0 Z-.45
N319 G1 Z-.750  F3
N320 G0 Z-.200
N321 G0 Z-.7
N322 G1  Z-1.050  F3




F10.00
N335 G1 Y3.1384   
N340 G1 X4.4402   
N345 G1 Y2.1484   
N350 G1 X4.2202   
N355 G1 Y3.1384   
N336 G1 X4.42




N360 G0  Z0
N365  X1.3452  Y2.0134
N370  Z0

(.375 BALL MILL)
(POCKETS)








M98 P0002 L1
M30

O0002 ( POCKETS.TAP)
(SOME CODE)
M99
%
 
 
N480 G0  Z1.0000
N485 M5
N490 M30

Offline Graham Waterworth

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Re: HELP WITH A M98 SUBROUTINE
« Reply #4 on: March 21, 2008, 06:51:22 PM »
OK, if you had to centre, drill and tap 4 hole you could use a sub for the hole positions like this.

%
O0001 (MAIN PROGRAM)

G21 G40

N1 (CENTRE DRILL)
T1 M6
G54 G00 G90 G43 X0 Y0 Z25. H1 S1000 M3
G81 Z-2. R1. F100. M8
M98 P0002 L1
G80
G91 G28 Z0 M6
M1

N2 (DRILL 5.00 DIA)
T2 M6
G54 G00 G90 G43 X0 Y0 Z25. H2 S1000 M3
G81 Z-20. R1. F100. M8
M98 P0002 L1
G80
G91 G28 Z0
M1

N3 (TAP M6*1)
T3 M6
G54 G00 G90 G43 X0 Y0 Z25. H3 S100 M3
G84 Z-12. R3. F100. M8
M98 P0002 L1
G80
G91 G28 Z0 M6
M30

O0002(HOLES SUB)
X-25.
Y-25.
X0
M99
%


Graham.
Without engineers the world stops
Re: HELP WITH A M98 SUBROUTINE
« Reply #5 on: March 21, 2008, 07:05:59 PM »
COOL THANKS
1 MORE ? AND I'LL LEAVE YOU BE..
IN THE G CODE PROGRAM, ALL THE LINES ARE NUMBERED.
IF I WANTED TO PUT IN A BLOCK OF CODE (30 LINES) IN THE MIDDLE OF THE
PROGRAM, IS THERE ANY WAY OF DOING THAT WHERE I WON'T HAVE TO RENUMBER ALL THE LINES?

THANKS FOR ALL THE HELP GRAHAM,
BRIAN

Offline Sam

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Re: HELP WITH A M98 SUBROUTINE
« Reply #6 on: March 21, 2008, 08:30:32 PM »
The line numbers serve no purpose, other than a visual aid to help you find something quickly. So just paste or type your code right in there.
"CONFIDENCE: it's the feeling you experience before you fully understand the situation."
Re: HELP WITH A M98 SUBROUTINE
« Reply #7 on: April 24, 2013, 04:41:56 PM »
Ok, I wrote this program to tune my Z axis with and have had no luck with teh M98.  Basically what happens is that after an M99 instead of going on with teh program, it rewinds to N10.  I want it to first do N10-20 and then do N50-60 five times and then go on to N100-130  five times and then go on to N150-180.  W/ out a M30 it doesn't loop on the subroutines, but with it, after the first subroutine is done 5X's then it just goes to N10. 
(Z axis tuning program)
( no tool)
N10  G20 G17 G91 F30
N20  G0 z-.75
N30  M98 P1234 L5
N40  M30
   O1234
N50  G1 Z-.5  F5
N60     Z.5
N70  M99
N80  M98 P1235 L5
N90  M30
   O1235
N100 G1 Z-.25 F10
N110    Z-.75
N120    Z.75
N130    Z.25
N140 M99
N150 G90
N160 G1 Z-2
N170 G0 Z0
N180 M30

Offline Sam

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Re: HELP WITH A M98 SUBROUTINE
« Reply #8 on: April 24, 2013, 05:21:45 PM »
N10  G20 G17 G91 F30
N20  G0 z-.75

N30  M98 P1234 L5
N80  M98 P1235 L5

N150 G90
N160 G1 Z-2
N170 G0 Z0
N180 M30

O1234
N50  G1 Z-.5  F5
N60     Z.5
N70  M99

O1235
N100 G1 Z-.25 F10
N110    Z-.75
N120    Z.75
N130    Z.25
N140 M99
%
"CONFIDENCE: it's the feeling you experience before you fully understand the situation."
Re: HELP WITH A M98 SUBROUTINE
« Reply #9 on: April 24, 2013, 05:26:41 PM »
Thank you so very much.