HEIDENHAIN iTNC 530 (606 42x-02) ISO programming - Manual (Page 315)

HEIDENHAIN iTNC 530 315
9.1
1
Pr
ogr
amming Examples
N190 G00 Z+250 M2 * Retract in the tool axis, end program
N200 G98 L10 * Subprogram 10: Machining operation
N210 G54 X+Q1 Y+Q2 * Shift datum to center of ellipse
N220 G73 G90 H+Q8 * Account for rotational position in the plane
N230 Q35 = ( Q6 - Q5 ) / Q7 * Calculate angle increment
N240 Q36 = +Q5 * Copy starting angle
N250 Q37 = +0 +0 * Set counter
N260 Q21 = Q3 * COS Q36 * Calculate X coordinate for starting point
N270 Q22 = Q4 * SIN Q36 * Calculate Y coordinate for starting point
N280 G00 G40 X+Q21 Y+Q22 M3 * Move to starting point in the plane
N290 Z+Q12 * Pre-position in spindle axis to set-up clearance
N300 G01 Z-Q9 FQ10 * Move to working depth
N310 G98 L1 *
N320 Q36 = Q36 + Q35 * Update the angle
N330 Q37 = Q37 + 1 * Update the counter
N340 Q21 = Q3 * COS Q36 * Calculate the current X coordinate
N350 Q22 = Q4 * SIN Q36 * Calculate the current Y coordinate
N360 G01 X+Q21 Y+Q22 FQ11 * Move to next point
N370 D12 P01 +Q37 P02 +Q7 P03 1 * Unfinished? If not finished return to label 1
N380 G73 G90 H+0 * Reset the rotation
N390 G54 X+0 Y+0 * Reset the datum shift
N400 G00 G40 Z+Q12 * Move to set-up clearance
N410 G98 L0 * End of subprogram
N99999999 %ELLIPSE G71 *