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3.4 DISPLAY AND
WRITING
(Cont'd)
(6)
DRAWING RELATED PARAMETERS
WORD
parameter
pm3442
:
Spindle
forward
run
M code No.
pm3443
:
Spindle
reverse
run
M code No.
pm3444
'
Spindle
stop
M code No:
-
'
pm3445
:
Spindle constant position
stop
M code No.
pm3446
:
Tool replacement M code
No.
pm3447
:
Coolant ON
pm3448
:
Coolant OFF
pm3449
:
Average time required for M
code
command
(msec)
pm3450
:
Average time required for
S code command
(msec)
pm3451
:
Average
time
required for T code command
(msec)
(7)
Notes for
drawing
of
machining programs
•
In drawing of machining
programs,
some
parts
of NC
statement
does
not
make the same
movement
as'it
should be normally.
(a)
G
codes
The
following
G codes make different
movement
than
NC
statement.
•G10
When
the work offset
amount or
the
tool offset
amount
is
changed using
G10
command,
the setting of
parameter
will
not
be changed.
However, to change
the inside
area,
the
change takes
effect in
drawing.
•
G22
G22 and G23
(stored
stroke
limit)
commands
does
not
change the
parame¬
ter settings.
•
G27,
G28, G29 and
G30
From
the drawing starting
point as
the machine
zero point,
the machine
returns
to
the reference
point.
•
G31
As skip
input can not
be made
at
G31
command,
it is drawn
as
G01
command
up to
the G31 command.'
•G93
Solid
tap
command
makes
movement of ordinary tap
command.
•
G53
The
drawing is made
with the
supposition
of the machine coordinate
system
with the
drawing starting point as
the machine
zero
point.
-
444
-
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