HEIDENHAIN TNC 320 - Page 421

Programming Q Parameters | Programming examples
9
HEIDENHAIN | TNC 320 | ISO Programming User's Manual | 10/2017
421
N270 G73 G90 H+Q8*
Account for rotational position in the plane
N280 G00 G40 X+0 Y+0*
Pre-position in the plane to the cylinder center
N290 G01 Z+5 F1000 M3*
Pre-position in the spindle axis
N300 G98 L1*
N310 I+0 K+0*
Set pole in the Z/X plane
N320 G11 R+Q16 H+Q24 FQ11*
Move to starting position on cylinder, plunge-cutting
obliquely into the material
N330 G01 G40 Y+Q7 FQ12*
Longitudinal cut in Y+ direction
N340 D01 Q20 P01 +Q20 P02 +1*
Update the counter
N350 D01 Q24 P01 +Q24 P02 +Q25*
Update solid angle
N360 D11 P01 +Q20 P02 +Q13 P03 99*
Finished? If finished, jump to end
N370 G11 R+Q16 H+Q24 FQ11*
Move on an approximated arc for the next longitudinal cut
N380 G01 G40 Y+0 FQ12*
Longitudinal cut in Y– direction
N390 D01 Q20 P01 +Q20 P02 +1*
Update the counter
N400 D01 Q24 P01 +Q24 P02 +Q25*
Update solid angle
N410 D12 P01 +Q20 P02 +Q13 P03 1*
Unfinished? If not finished, return to LBL 1
N420 G98 L99*
N430 G73 G90 H+0*
Reset the rotation
N440 G54 X+0 Y+0 Z+0*
Reset the datum shift
N450 G98 L0*
End of subprogram
N99999999 %CYLIN G71 *