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2.13
PROGRAM SUPPORT FUNCTIONS (Cont'd)
(b) Commanding a
solid
tap
cycle
Solid
tap
can be
executed
by commanding the
following
after
issuing
the G93
command.
i;
LOOK OF TAP-
r~
•
X ±
• •
•
V ±
/±---
H
±
•
•
TL
i A i
mm
--
liWKLL TIMK AT
IIOI.K
KolTUM
-
U-li ilN
I
LUOklHN/VIK
ui.M.MAM)
-
/-I'liIXT COOkhlXAlK C< i.MMAMi
-
TA1' PuM
I U
IN X
.
Y CuOklUNATK COMM A Nil
L--*
:
(
-S
•
-
•
L
NUMBER
OF KKI'K I ITIONS
-
NUMBER
OF SPINDLE
REVOLUTIONS
•
G 7 <1 X
±
• •
Y±-
-
/.
±
H
±
F
•
IS-.-)
L---
;
L_
i;
CODh
FOk
KEVKkSK IAP
Fig.2.13.15 Solid Tap Cycle Command
The format and
contents
other than
F are the same as
for conventional
tap.
F
in solid
tap
is commanded
by
Z-axis
pitch
per
revolution of
spindle (mm/
rev,
in
/rev).
-
Unit of F command and command
range
-
When
input
in mm
1
=
0.0001
mm/rev
Range
0.0001
to
200.0000 mm/rev
When
input
in inch
1
=
0.000001 in/rev
Range
0.000001
to
7.874015 in/rev
Range of
S-command
1
=
1
rev
Range
1
to
4500
rev
CSS
No commands
can be
issued in which F
/ÿ-
S exceeds 24000.0mm/min or 944.8 in/min.
194
-
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