Cutting By Controlling Both C-Axis And Z-Axis Simultaneously - Okuma OSP-P200L Programming Manual

10-2. Cutting by Controlling Both C-axis and Z-axis Simultaneously

Example:
When cutting the spiral from A to B with a two-flute end mill under the following cutting conditions,
calculate the feedrate of C-axis as explained below:
Cutting
conditions:
Procedure :
1
Calculate the distance between A and B.
A development of the diagram above is indicated below.
C
A
90°
B
Feed per 0.05 mm
tooth
M-tool speed 400 min
L
2
50 mm
SECTION 1 PROGRAM CONFIGURATIONS
Point A coordinate value
Point B coordinate value
-1
The distance, L , along the circumference is:
1
90
= 80 × π × 360
L
1
L
1
The distance, L , between A and B is:
2
2 2
L = 63 + 50 = 80 (mm)
2
5238-E P-11
X = 80
Z = 100
C = 120
X = 80
Z = 50
C = 210
LE33013R0300300140001
= 63 (mm)
LE33013R0300300140002