
13. Program Support Functions
13.1 Fixed Cycles
252
(5) Difference between absolute value command and incremental value command
For absolute value
R point
+r
-r
-z
-z
For incremental value
Workpiece
Workpiece
R point
(6) Feed rate for tapping cycle and tapping return
The feed rates for the tapping cycle and tapping return are as shown below.
(a) Selection of synchronous tapping cycle/asynchronous tapping cycle
Program G84×××, Rxx
Control parameter
Synchronous tapping
Synchronous/
asynchronous
, R00
⎯
OFF
Asynchronous
, Rxx
No designation
ON
, R01
⎯
Synchronous
−
is irrelevant to the setting
(b) Selection of asynchronous tapping cycle feed rate
G94/G95
Control parameter
F1-digit value
F command value
Feed designation
OFF F
designation
Other than F0 to F8
Per-minute feed
G94
ON
F0 to F8
(no decimal point)
F1-digit feed
G95
⎯
F designation
Per-revolution feed
−
is irrelevant to the setting