Example: Full Circle With Cartesian Coordinates - HEIDENHAIN TNC 426 B User Manual

Example: Full circle with Cartesian coordinates

Example: Full circle with Cartesian coordinates
0 BEGIN PGM C-CC MM
1 B K FORM 0.1 Z X+0 Y+0 Z-20
2 B K FORM 0.2 X+100 Y+100 Z+0
3 TOO DEF 1 +0 R+12.5
4 TOO CA 1 Z S3150
5 CC X+50 Y+50
6 Z+250 R0 F MAX
7 X-40 Y+50 R0 F MAX
8 Z-5 R0 F1000 M3
9 APPR CT X+0 Y+50 R5 R
10 C X+0 DR-
11 DEP CT X-40 Y+50 R5 F1000
12 Z+250 R0 F MAX M2
13 END PGM CCC MM
HEIDENHAIN TNC 426 B, TNC 430
www.EngineeringBooksPdf.com
Define the workpiece blank
Define the tool
tool call
Define the circle center
Retract the tool
Pre-position the tool
Move to working depth
F300
Approach the starting point of the circle on a circular arc with
tangential connection
Move to the circle end point (= circle starting point)
Depart the contour on a circular arc with tangential
connection
Retract in the tool axis, end program
Y
CC
50
50
X
111