G84 drilling cycle <CYCLE TAP(168)>
G84 tapping canned cycle performs rapid approach to safe level, taps the thread on the feedrate retract with reverse spindle rotation.
G84 Cycle consist of:
Rapid approach to <Z safe> level.
Work feed rate travel to <Z min> level.
Spindle rotation stop.
<Reverse spindle rotation> and work feed rate return to <Z safe> level.
Spindle rotation stop.
Restore normal spindle rotation and rapid retract to <Safe plane> level.
Command:
CYCLE TAP(168), A a, MMPM(315), N nm, F f,
P p, T t, S s, PS ps, SC sc, FR fr
or
CYCLE TAP(168), A a, MMPR(316), M nm, F f,
P p, T t, S s, PS ps, SC sc, FR fr
Parameters:
Parameter |
Description |
||
TAP(168) |
CLD[1] |
CLD.Type |
Cycle type 168 (TAP). |
a |
CLD[2] |
CLD.A |
Hole depth in current measure units (mm or inches). |
MMPM(315) MMPR(316) |
CLD[3] |
CLD.MMPM |
Feedrate measure units: 315 (MMPM) – mm per minute (inches per minute), 316 (MMPR) – mm per revolution (inches per revolution). |
nm |
CLD[4] |
CLD.NM |
Feedrate value |
f |
CLD[5] |
CLD.F |
Z safe level |
L |
CLD[6] |
CLD.L |
Cut in value Zl |
i |
CLD[7] |
CLD.I |
Withdrawal value Zi |
p |
CLD[8] |
CLD.P |
Safe plane level |
DWELL(279) |
CLD[9] |
CLD.DWell |
Dwell time keyword. |
h |
CLD[10] |
CLD.H |
Dwell time in seconds. |
t |
CLD[11] |
CLD.Top |
Hole top level |
s |
CLD[12] |
CLD.Step |
Threading pitch |
ps |
CLD[13] |
CLD.Pos |
Spindle start angle |
sc |
CLD[14] |
CLD.Socket |
Socket type: 0 – floating, 1 – fixed |
fr |
CLD[15] |
CLD.FR |
Return feedrate |
See also: