G32 Cycle
Parralel Threading
For ISO Program on Mazak Machine
Threading
cycle
G32
X5.0
5.0 = 1
st
pass
Diameter
Z10.0
10.0 =
Thread
length
F0.8
0.8 = l
thread
lead
X8.0
Retract
point
X…
G0
G0
G0
X8.0
Z-5.0
Start point
4.8 = 2
nd
pass
Diameter
Z-4.942
G0
X4.8
X8.0
G32
X4.8 Z10
X8.0
G0
G0 Z-… X8.0
G0
1st
2
nd
-4.942 = 2
nd
pass start
flank infeed angle 30Deg
-5+ 0.1*TAN30 = - 4.942
3
rd
F0.8
G32
X…
Z10
F0.8
G0 X8.0
… = 3rd
pass
Diameter
and so on
G0
X5.0
G32 Cycle
Conical Threading
For ISO Program on Mazak Machine
Threading
cycle
G32
X25.0
25.0 = 1
st
pass
Diameter at
Z 17.34
Z17.34
17.34 =
Thread
length
F2.209
2.209 = l
thread
lead
X28.0
Retract
point
X…
G0
G0
G0
X28.0
Z-5.0
Start point
24.8 = 2
nd
pass
Diameter
Z-4.942
G0
X24.104
X28.0
G32
X24.8 Z17.34
X28.0
G0
G0 Z-… X28.0
G0
1st
2
nd
-4.942 = 2
nd
pass start
flank infeed angle 30Deg
-5+ 0.1*TAN30 = - 4.942
3
rd
F2.209
G32
X…
Z17.34 F2.209
G0 X28.0
… = 3rd
pass
Diameter
and so on
G0
X24.304
G76 Canned Cycle
Parallel Threading Constant Volume
For ISO Program on Mazak Machine
G76
Threading
cycle
constant
Volume
Chips
G76
P02060
0=m repeat
times of
final
finishing
20=r run out length
=20/10*lead = 1.6
60=a Tip
angle –
thread for
Flank
infeed
R0.0
0.0 =d
finishing
allowance
X5.0
5.0 = Minor
Diameter
Z10.0
10.0 =
Thread
length
R0.0
0.0 = i
Radial
difference
on length
P0.5
0.5 = k
Thread
height in
radius
value
Q0.11
0.11 = Δd
first
cutting
depth in
radius
value
F0.8
0.8 = l
thread
lead
G76 Canned Cycle
Conical Threading Constant Volume
For ISO Program on Mazak Machine
G76
Threading
cycle
constant
Volume
Chips
G76
P02060
0=m repeat
times of
final
finishing
20=r run out length
=20/10*lead = 4.418
60=a Tip
angle –
thread for
Flank
infeed
R0.0
0.0 =d
finishing
allowance
X29.06
29.06 =
Minor
Diameter
Z17.34
17.34 =
Thread
length
R0.5399
0.5399 = i
Radial
difference
on length
P1.644
1.644 = k
Thread
height in
radius
value
Q0.456
0.456 = Δd
first
cutting
depth in
radius
value
F2.209
2.209 =l
thread
lead
