Okuma OSP-P20L - Page 28

5238-E P-15
SECTION 1 PROGRAM CONFIGURATIONS
2 Calculate the actual distance between A and B from L2 calculated in (1).
LE33013R0300300160003
3 Calculate the cutting time T for distance L4:
LE33013R0300300160004
4 Inside the computer, distance L5 between A and B is calculated in the following manner.
LE33013R0300300160005
5 The feedrate to be specified in the program is approximately calculated as below:
LE33013R0300300160006
Specify F83.6 in the program.
A
B
L
4
L2
L4 =
44.7
2
+ 50
2
= 67.1
Z-axis travel
T=
=
= 1.68 min
L
4
(Feed per tooth) x (Number of teeth) x (min
-1
)
67.1
0.05 × 2 × 400
= 140.4 mm
C
X
Z
L
5
L5 =
40
2
+50
2
+125
2
X-axis travel = 40 mm
Z-axis travel = 50 mm
C-axis travel
(conversion based on 360 = 500 mm)
= 90
365
500 mm
= 125 mm
F =
T
L
5
= = 83.6
1.68
140.4