Okuma OSP-P20L - Page 32

5238-E P-19
SECTION 2 COORDINATE SYSTEMS AND COMMANDS
Two-saddle NC lathe
LE33013R0300400050002
C-axis coordinate system
LE33013R0300400050003
Rightward rotation is defined as positive direction of C-axis movement and is commanded by M15.
M16 is used to specify C-axis movement in the negative direction.
X-axis
X-axis
X-axis
Turret A (upper turret)
Z-axis
Z-axis
Z-axis
Turret B (lower turret)
Directions of turret motion:
Infeed
direction
Longitudinal
direction
+
+
+
-
-
-
Negative direction
M16 M15
C90˚
C90˚
C180˚
C270˚
Positive direction
Chuck
(Viewed from tailstock)