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G84.2 Rigid tapping, FS15 format
Fanuc G-code · Mill
Rigid tapping cycle in the older FANUC Series 15 command format. No M29 is needed. Found on some 30i series machines set up for FS15 compatibility.
Verify on your machine. This entry could not be fully checked against the maker manual. Check your machine manual before you run it.
Format
G84.2 X Y Z R [P] F [S] [L]
Addresses
| Address | What it does |
|---|---|
X Y | Hole position |
Z | Hole bottom |
R | R plane where feed starts |
P | Dwell at bottom, milliseconds |
F | Feed rate, RPM times pitch |
S | Spindle speed |
L | Number of repeats |
How it works
Modal, group 09. Cancel with G80 or any group 01 code.
Example program
T5 M06 (.250-20 TAP)
G90 G54 G00 X1. Y1. S500 M03 (FIRST HOLE)
G43 H05 Z1. M08 (CLEARANCE)
G99 G84.2 Z-.75 R.2 F25. (RIGID TAP, FS15 FORMAT)
…
G90 G54 G00 X1. Y1. S500 M03 (FIRST HOLE)
G43 H05 Z1. M08 (CLEARANCE)
G99 G84.2 Z-.75 R.2 F25. (RIGID TAP, FS15 FORMAT)
…
The full 5-line example is in the app. Example is in inch. Check offsets and clearances first.
Watch out for
- Most 0i and 30i machines use M29 S with G84 instead. Use G84.2 only if the builder enabled FS15 format.
- Same feed rule as G84. F must equal RPM times pitch.
Related codes
G84.2 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Mazak (EIA) | Synchronous tapping cycle |
| Mach3 Mach4 | Rigid tapping right hand, Mach4 |
| Hurco WinMax (NC) | Rigid tap right hand (ISNC) |
| Fadal | Prepare for right hand rigid tap |
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