Example: Roughing-Out And Fine-Roughing A Pocket - HEIDENHAIN TNC 426 B User Manual

Example: Roughing-out and fine-roughing a pocket

0 BEGIN PGM 20 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 DEF 1 L+0 R+15
4 TOOL DEF 2 L+0 R+7.5
5 TOOL ALL 1 Z S2500
6 L Z+250 R0 F MAX
7 Y L DEF 14.0 ONTOUR GEOMETRY
8 Y L DEF 14.1 ONTOUR LABEL 1
9 Y L DEF 20.0 ONTOUR DATA
Q1=-20 ;MILLING DEPTH
Q2=1 ;TOOL PATH OVERLAP
Q3=+0 ;ALLOWAN E FOR SIDE
Q4=+0 ;ALLOWAN E FOR FLOOR
Q5=+0 ;SURFA E
Q6=2 ;SET-UP
Q7=+100 ; LEARAN E HEIGHT
Q8=0.1 ;ROUNDING RADIUS
Q9=-1 ;DIRE TION OF ROTATION
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Define the workpiece blank
Tool definition: coarse roughing tool
Tool definition: fine roughing tool
Tool call: coarse roughing tool
Retract the tool
Define contour subprogram
Define general machining parameters
OORDINATE
LEARAN E
Y
60°
30
30
X
8 Programming: Cycles