YASKAWA YASNAC 3000G

Circular
interpolation
by
radius
Instead
of
specifying
the
coordinates
of
the
arc
center
by
I,
J
or
K,
the radius
of
the
arc
may
be
directly
specified
with
the
address
R.
In
this
case,
R
is
specified
without
a
sign,
and
the
ter
angle
of
the
arc
must
be
smaller
than
180°,
cen-
;
EXAMPLES
G03
X-4000 Y2000
R3500
F150
*
G03
X
1500
Y
4000
R3500
F150
*
(a)
Absolute
designation
(G90)
Center
angle
6
<
180°
(b)
Incremental
designation
(G91)
Center
angle
0
<
180°
Y
-4000
END
POT
NT
4000
C0j
END
COj
\
POINT
\
\
2000
\
\
e
ITART
POINT
\
V
0
iTART
POINT
RADIUS'
RADIUS
&
X
X
1500
Fig.
2.
14.4.3
Where
an
optional
4th
axis is
used,
circular
in¬
terpolation
is
possible
in
any
of
the
planes
includ¬
ing
the
4th
axis.
Table
2.
14.4.
2
I-
•
-
J-
•
•
(or
R
-
•
•
)
G02
X-
• •
F-
-
-
Xa
*
a-
•
•j*
plane
(G03)
G02
K-
•
•
I-
•
•
(or
R
•
•
)
Zct
Z-
•
-
F-
•
-
*
a*
. .
plane
(G03
)
G02
J...
K-
•
•
(or
R..-)
Y
• •
F-
- -
*
Ya
«•
*
•
piane+
(G03)
Circular
interpolation
EOB
Coordinate
of
end
point
Coordinate
of
arc
center
with
respect
to start
point
(or
radius
value)
Feedrate
Where
a
=
A,
B,
C,
U,
V
or
W
Circular
arc
on
a
plane,
including
the
4th
axis,
is
defined
on a
plane
on
which
the
4th
axis
con¬
stitutes
the
vertical
axis,
as
shown below.
G02:
CW-( clockwise)
G03:
CCW
(counterclockwise)
-
26
-