Owner's manual

Axis Motion
Chapter 14
14-19
The angle for the A move in the G02 block above was determined using
the following equation, with L = 20 and R = 100.
360(L)
• = -------------
2 • (R)
Where : Is :
•
The angleto be programmedforthe Aaxis.
L
The length ofthearcalong the circumferenceofthe cylinder,asrequired to
define alegal endpointforthe arcprogrammed intheG02/G03block.
R Theradiusatwhichthefeedaxisispositioned. Thisis the activeRvalue
programmed intheinitial G16.1 block,not
the Rradiusforthe G02/G03 block.
Figure 14.10 illustrates the results of Example 14.7 with a two-dimensional
plot of the c ircumferential tool path.
Figure 14.10
Results of Cylindrical Interpolation, Example 14.7
A
(degrees)
X
100
80
60
40 51.459 160 270 360
N02
N05
N04
N07
N08 N09
Feed of10
into cylinder
0