YASKAWA yasnac i80m

(6)
Extension/contraction
quantity
<I>
The
tool
position
is
extended
or
contracted relative
to
the
commanded incremental
movement
quantity
by
one or
two
times the
specified
tool
offset
amount.
G
y
1
Gun
G4
7
Xijn.
I.Mn.;
U
I
n
=
J
n.
I
40.
(TWOFOLD
EXTENSION
1
60.
I
COMM
AND)
3
O
ion.
END
POINT
(TOOL MOVEMENT)
START
POINT
Fig.
2.12.3
<!>
If
that
particular
axis
was
extended
or
contracted
in
a
previous
block
and
the
start
point
has
already
been
offset,
the
total
movement
amount
becomes
equal
to
the
one
described
above,
but the
moved
distance is
from
the
offset
start
point.
G
'ÿ)
1
Gun
G
4
7
X
(j
11
.
Din
:
Li
ld
=
L'
n
.
40.
(TWOFOLD
EXTENSION)
60.
(COMMAND)
?
~1
mo.
START
POINT
END
KHNT
(TOOL MOVEMENT)
OFFSET
AMOUNT
IN
PREVIOUS
BLOCK
v
Fig.
2.12.4
If
the
tool
offset
amount
is
greater
than
movement
q
uantity
in
the
program,
t
he di
rection
of
movement
may
be
reversed
as
a
result
of
extension
or
contraction
applied.
In
such
a
case,
the
tool
moves
in
the direction
opposite
to
that
of
the
program.
117