5238-E P-137
SECTION 7 FIXED CYCLES
Axis movement sub cycles Q
3
and Q
4
are repeated each time a C command is given or according to
the commanded Q word.
[Supplement]
Face Machining (With K command) Side Machining (With I command)
Q
1
Positioning of C-axis at the rapid
feedrate
Positioning of C-axis at the rapid
feedrate
Q
2
Positioning of Z-axis at the point
"Q
1
- K" at the rapid feedrate
Positioning of X-axis at the point
"Q
1
- I" at the rapid feedrate
Q
3
Cutting along Z-axis from point Q
2
to
the commanded point Z
Cutting along X-axis from point Q
2
to
the commanded point X
Q
4
Z-axis returns to the Q
3
cycle start
point at the rapid feedrate. The cycle
is repeated until Z-axis reaches the
programmed Z level.
X-axis returns to the Q
3
cycle start
point at the rapid feedrate. The cycle
is repeated until X-axis reaches the
programmed X level.
1) For K or I commands, only positive values are allowed. If a negative value is specified, an alarm
occurs.
2) The axis feed direction is determined automatically. The axis is then fed by amount K or I.
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