HEIDENHAIN TNC 426 B User Manual page 41

7 CYCL DEF 1.1 SET UP 5
8 CYCL DEF 1.2 DEPTH -20
9 CYCL DEF 1.3 PECKG 10
10 CYCL DEF 1.4 DWELL 0.5
11 CYCL DEF 1.5 F250
12 CYCL CALL
13 L Z+200 R0 F AX 2
14 END PG $ DI
The straight-line function is described in section 6.4 "Path Contours
— Cartesian Coordinates, " the PECKING cycle in section 8.2 "Dril-
ling Cycles. "
Example 2
Correcting workpiece misalignment on machines with rotary tables
Use the 3-D touch probe to rotate the coordinate system. See
section "12.2 Touch Probe Cycles in the Manual and Electronic
Handwheel Modes, " section "Compensating Workpiece
Misalignment. "
<
Write down the Rotation Angle and cancel the Basic Rotation.
<
Select operating mode: Positioning with MDI.
<
Select the axis of the rotary table, enter the
rotation angle you wrote down previously and
set the feed rate.
For example: L C+2.561 F50
<
Conclude entry.
<
Press the machine START button: The rotation of
the table corrects the misalignment.
HEIDENHAIN TNC 426 B, TNC 430
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Setup clearance of the tool above the hole
Total hole depth (Algebraic sign=working direction)
Depth of each infeed before retraction
Dwell time in seconds at the hole bottom
Feed rate for pecking
Call PECKING cycle
Retract tool
End of program
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