3. Interpolation Function
44
3.5
3.5
3.5
3.5 Thread
Thread
Thread
Thread Cutting
Cutting
Cutting
Cutting with
with
with
with Constant
Constant
Constant
Constant Lead
Lead
Lead
Lead (G32)
(G32)
(G32)
(G32)
Programming
Programming
Programming
Programming
G32 X(U)__Z(W)__R__E__P__F__
Explanation
Explanation
Explanation
Explanation of
of
of
of the
the
the
the parameters
parameters
parameters
parameters
X, Z
Coordinate values of end point in absolute command
U, W
Coordinate values of end point with reference to the starting point in incremental
command
R, E
Coordinate value of retraction amount with reference to the end point in
incremental command. In general, R is set as two times value of thread lead, and E is set as
the thread height.
P
Start point offset. It is used for multiple threads.
F
Thread lead per revolution
α
+X
+Z
z
w
u/2
L
A
r
B
x/2
e
δ
Figure 3.17 Thread Cutting with Constant Lead
Summary of Contents for HNC-18iT
Page 27: ...2 Preparatory Function 23 G59...
