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2.13
PROGRAM SUPPORT FUNCTIONS
(Cont'd)
(
Example
of
Programming)
CM
I.;»K
0
4 II
Z-.'II.
K-
J
ii.
h
L'H
!.ÿÿ
;
0
7 I
X
7o.
V
I
l l". .I
irii,
h in.
:•
I
:
:
ijNii ij
nu X
i)
Yn
;
i;
KNL:I POINT
.i
J
/
>:
/
i
%
i= iiii
11
1
1
1
1
)
J
V=«imm
START POINT X
=
7„mm
O
Fig.
2.13.18 Arc
(
G
7 1
)
Command
(3)
Line
at
angle (G72)
command
The tool is
positioned
at
L
points
at
equal
intervals I in the direction
at
angle
J
against
X-axis
starting
from the coordinates
specified by
X
and
Y.
[
]
G72 X
......
Y
......
I
......
J
L
:
X
.
Y :
Used
to set
the coordinates of the
start
point. The
center
is
defined
according
to
G90/G91.
Used
to set
intervals. If I is
negative, positioned
in thedirection
symmetrical
with
a point
centered
on
the
start
point.
The
unit
can be
set
with the minimum unit of
setting.
Used
to
set
the
angle.
It is
given
in units of 0.001
degree,
with
the counterclockwise direction assumed
to
be
positive.
Used
to set
the
number of
positioning
times. It
must
be
set
with
a positive
number.
J
=
L
:
-
204
-
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