Programming Examples; Example: Roughing-Out And Fine-Roughing A Pocket - HEIDENHAIN TNC 640 User Manual

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Programming Examples

Example: Roughing-out and fine-roughing a pocket

0 BEGIN PGM C20 MM
1 BLK FORM 0.1 Z X-10 Y-10 Z-40
2 BLK FORM 0.2 X+100 Y+100 Z+0
3 TOOL CALL 1 Z S2500
4 L Z+250 R0 FMAX
5 CYCL DEF 14.0 CONTOUR
6 CYCL DEF 14.1 CONTOUR LABEL 1
7 CYCL DEF 20 CONTOUR DATA
Q1=-20
Q2=1
Q3=+0
Q4=+0
Q5=+0
Q6=2
Q7=+100
Q8=0.1
Q9=-1
8 CYCL DEF 22 ROUGH-OUT
Q10=5
Q11=100
Q12=350
Q18=0
Q19=150
Q208=30000
9 CYCL CALL M3
10 L Z+250 R0 FMAX M6
252
;MILLING DEPTH
;TOOL PATH OVERLAP
;ALLOWANCE FOR SIDE
;ALLOWANCE FOR FLOOR
;SURFACE COORDINATE
;SET-UP CLEARANCE
;CLEARANCE HEIGHT
;ROUNDING RADIUS
;ROTATIONAL DIRECTION
;PLUNGING DEPTH
;FEED RATE FOR PLNGNG
;FEED RATE F. ROUGHNG
;COARSE ROUGHING TOOL
;FEED RATE FOR RECIP.
;RETRACTION FEED RATE
Fixed Cycles: Contour Pocket | Programming Examples
Definition of workpiece blank
Tool call: coarse roughing tool, diameter 30
Retract the tool
Define contour subprogram
Define general machining parameters
Cycle definition: Coarse roughing
Cycle call: Coarse roughing
Tool change
HEIDENHAIN | User's manual for cycle programming | 10/2017