HEIDENHAIN CNC Pilot 4290 - 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”
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Select ”Line/Arc.”
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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
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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.