3 w o rkpiece descr iption – HEIDENHAIN CNC Pilot 4290 User Manual
Page 232

6 TURN PLUS
220
6
.3
W
o
rkpiece Descr
iption
6.3.2 Input of the Finished Part
Contour
The finished part contour includes:
■
Turning contour comprising
■
Basic contour
■
Form elements (chamfers, roundings, undercuts,
recesses, threads, centric bore holes)
■
C-axis contours
Turning contours (blank/finished part) must be closed.
Entering the basic contour
Entering the basic contour
Select ”Workpiece - Finished part - Contour.”
<
Define the ”starting point of contour”
<
Select ”Line/Arc.”
<
Enter the basic contour element for element:
Line
■
Use a menu symbol to select a direction
■
Describe a line
Arc
■
Use a menu symbol to select the direction of
rotation
■
Describe the arc
■
Switch between line/arc menu: by soft key
<
If the contour is not closed:
■
Press the ESC key twice
■
Answer ”yes” to ”Close contour?”
See also
■
”
6.5.1 Basic Contour Elements”
■
”
6.3.7 Help Functions for Element Definition”
■
”
6.9 Assigning Attributes”
Describe first the basic contour and then superimpose the
form elements.