1 milling and dr illing – ACU-RITE MILLPWRG2 User Manual
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8 Milling and Drilling
8.1 Milling and Dr
illing
Arc
An arc can be defined several ways:
With a From point, To point and a radius
With a From point, To point and a center point
With a From, To and a 3rd point along the arc
With a start point to an end point for a sweep angle
Choose a method based upon the information available from part
drawing. While programming, keep in mind that the arc's sweep angle
is measured from the X axis.
Entering Data:
From the PGM screen, press the ARC key to access the
ARC Dialogue.
Enter the beginning coordinates for the X axis (X1) and Y axis (Y1) in
the FROM field.
Enter the ending coordinates for the X axis (X2) and Y axis (Y2) in the
TO field.
Enter the begin and end depths for the Z axis.
Enter the Z axis feed rate.
Enter the arc's radius, then press either the Major Arc or Minor Arc
soft key. (A Major Arc has a sweep angle greater than 180 degrees;
a Minor Arc’s sweep angle is less than 180 degrees.)
Select the cutting direction. Press the CW soft key for a clockwise
direction or the CCW soft key for a counter-clockwise direction.
ARROW
down and highlight the OFFSET field. Using the soft keys,
select the tool offset— Left, Center, Right, Inside or Outside.
Enter the table’s FEED IPM.