HEIDENHAIN NC 124 - Manual (Page 54)

4 Positioning with MDI
54 TNC 124
Example: Entering data and executing rows of holes
The work steps “Enter linear pattern data,” “Display graphic“ and
“Drill” are described separately in this example.
Hole data
Enter the hole data separately (see pages 43 and 44) before enter-
ing the linear pattern data.
Clearance height:
+50 mm
Setup clearance A : 3 mm
Workpiece surface: 0 mm
Hole depth B : – 20 mm
Pecking depth C : 5 mm
Dwell time: 0.4 s
Feed rate: 80 mm/min
Linear pattern data
X coordinate of hole 1 : X = 20 mm
Y coordinate of hole 1 : Y = 15 mm
Number of holes per row: 4
Hole spacing: +10 mm
Angle between rows and
X axis: 18°
Number or rows: 3
Row spacing: +12 mm
Linear Hole Patterns
A
B
C
Z
Y
X
15
20
0
0
1
10
18°
12
1st step: Enter linear pattern data
Operating mode: POSITIONING WITH MDI
/
Go to the second soft-key row in the operating mode
POSITIONING WITH MDI
.
Select Linear Pattern.