5238-E P-174
SECTION 8 LATHE AUTO-PROGRAMMING FUNCTION (LAP)
4. Code and Parameter Lists
The G codes, M codes, and parameters used with LAP are summarized below.
G Codes
M Codes
LAP-Related Parameters (1/2)
G Code Description
G80 End of contour definition
G81 Start of contour definition, longitudinal
G82 Start of contour definition, transverse
G83 Start of blank shape definition (LAP4 only)
G84 Change of rough turning conditions, bar turning
G85 Bar turning rough turning cycle
G86 Copy turning cycle
G87 Finish turning cycle
G88 Continuous thread cutting cycle
M Code Description
M32
Straight infeed along thread face (on left face) in
G88
M33 Zigzag infeed in G88
M34
Straight infeed along thread face (on right face) in
G88
M73 Infeed pattern 1 in G88
M74 Infeed pattern 2 in G88
M75 Infeed pattern 3 in G88
M85
No return to the cutting starting point after the
completion of rough turning cycle (LAP4 only)
Parameter Description Default
Data Setting
Range
D Depth of cut in rough turning cycle Alarm D > 0
DA
Depth of cut after rough turning condition
change point A
DA = D DA > 0
DB
Depth of cut after rough turning condition
change point B
DB = DA DB > 0
FA
Feedrate after rough turning condition
change point A
FA = F FA > 0
FB
Feedrate after rough turning condition
change point B
FB = FA FB > 0
E
Feedrate in rough turning cycle along
finish contour
F active at entry of
LAP mode
E > 0
XA
X coordinate of rough turning condition
change point A
No change of cutting
conditions
|XA| ≤ 99999.999
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