HEIDENHAIN TNC 620 User Manual page 221

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Area of inclusion

Both areas A and B are to be machined, including the overlapping

The areas A and B must be entered in separate programs

without radius compensation.

In the contour formula, the areas A and B are processed with

the "joined with" function.

Contour definition program:

52 DECLARE CONTOUR QC1 = "POCKET_A.H"

53 DECLARE CONTOUR QC2 = "POCKET_B.H"

54 QC10 = QC1 | QC2

Area of exclusion

Area A is to be machined without the portion overlapped by B:

The areas A and B must be entered in separate programs

without radius compensation.

In the contour formula, the area B is subtracted from the area A

Contour definition program:

52 DECLARE CONTOUR QC1 = "POCKET_A.H"

53 DECLARE CONTOUR QC2 = "POCKET_B.H"

54 QC10 = QC1 \ QC2

TNC 620 | User's Manual Cycle Programming | 3/2014

SL cycles with complex contour formula