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12 pr ogr amming examples – HEIDENHAIN iTNC 530 (340 49x-06) User Manual

Page 354

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354

Programming: Q Parameters

9.12 Pr

ogr

amming Examples

39 LBL 2

40 LP PR+Q6 PA+Q24 FQ12

Move upward in an approximated “arc”

41 Q24 = +Q24 - +Q14

Update solid angle

42 FN 11: IF +Q24 GT +Q5 GOTO LBL 2

Inquire whether an arc is finished. If not finished, return to LBL 2.

43 LP PR+Q6 PA+Q5

Move to the end angle in space

44 L Z+Q23 R0 F1000

Retract in the tool axis

45 L X+Q26 R0 FMAX

Pre-position for next arc

46 Q28 = +Q28 + +Q18

Update rotational position in the plane

47 Q24 = +Q4

Reset solid angle

48 CYCL DEF 10.0 ROTATION

Activate new rotational position

49 CYCL DEF 10.0 ROT+Q28

50 FN 12: IF +Q28 LT +Q9 GOTO LBL 1

51 FN 9: IF +Q28 EQU +Q9 GOTO LBL 1

Unfinished? If not finished, return to label 1

52 CYCL DEF 10.0 ROTATION

Reset the rotation

53 CYCL DEF 10.1 ROT+0

54 CYCL DEF 7.0 DATUM SHIFT

Reset the datum shift

55 CYCL DEF 7.1 X+0

56 CYCL DEF 7.2 Y+0

57 CYCL DEF 7.3 Z+0

58 LBL 0

End of subprogram

59 END PGM SPHERE MM