Owner's manual

Using Transfer Line Cycles
Chapter 31
31-36
Template 7: Left-Hand TappingCycle
Letter Paramacro Label Description
G 500
G90/91 G-codesG90 orG91forabsolute orincremental modes. Atthis timeonly absolute
mode,G90,is available.
X,Y 501, 502
HOLE POSITION X, Y The location thetoolmovesto before it begins atappingoperation.
X 503
DEPTH TO TAP The location where thetoolcompletesthetapintothepart.
R 504
CLEAR POSITION The locationthatthe tool retracts to afteranoperation.Itiscompletelyfree of the
part.Thisalso known astheR plane.
X,Y 505, 506
RETURN POSITION X,Y The location wherethe controls starts and stops a cycle.
F 507
FEEDRATE The feedrate fortappingoperations,andall moves represented by the solidlinesin
the QuickView screens.
P 508
DWELL TIME The amountoftime the axispausesbefore itretractsfromthehole;measured in
seconds.
X 509
TOOL CHANGEPOSITION The location the controlmoves to sothatatoolchangemaybe performed.
S 510
SPINDLE SPEED The speedofthe spindle.Measuredin revolutions per minute.
R
e
q
u
i
r
e
d
e
n
t
r
y
O
p
t
i
o
n
a
l
e
n
t
r
y
Figure 31.10
Left-Hand Tapping Cycle
Spindle rotation direction is
reversed at hole bottom
1
2
3
4
5
6
7
Cutting feedrate
Maximum cutting feedrate
R
Depth of Hole
Clear Position
Return
Position
Hole Position