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7 sl cy cles gr oup ii, Example: contour train – HEIDENHAIN iTNC 530 (340 420) ISO programming User Manual

Page 325

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HEIDENHAIN iTNC 530

325

8.7 SL Cy

cles Gr

oup II

Example: Contour train

%C25 G71 *

N10 G30 G17 X+0 Y+0 Z-40 *

Define the workpiece blank

N20 G31 G90 X+100 Y+100 Z+0 *

N30 G99 T1 L+0 R+10 *

Define the tool

N50 T1 G17 S2000 *

Tool call

N60 G00 G40 G90 Z+250 *

Retract the tool

N70 G37 P01 1 *

Define contour subprogram

N80 G125 CONTOUR TRAIN

Define machining parameters

Q1=-20

;MILLING DEPTH

Q3=+0

;ALLOWANCE FOR SIDE

Q5=+0

;SURFACE COORDINATE

Q7=+250

;CLEARANCE HEIGTH

Q10=5

;PLUNGING DEPTH

Q11=100

;FEED RATE FOR PLUNGING

Q12=200

;FEED RATE FOR MILLING

Q15=+1

;CLIMB OR UP-CUT

N90 G79 M3 *

Call the cycle

N100 G00 G90 Z+250 M2 *

Retract in the tool axis, end program

X

Y

5

20

100

100

80

50

95

75

15

R7,5

R7,5