MACHINING PROGRAM 4
4-51
3. Combination of turret and turning spindle
There are four kinds of combinations about turret and turning spindle. And make the program by
use it.
The following are the program examples at the milling.
4. Related G codes of programming for compound machining
G-codes
Single program multi-process control
Cross machining control ON
Cross machining control OFF
A. Single program multi-process control (G109)
Axis motion of upper turret and lower turret are commanded like the figure.
Axis motion of upper turret and lower turret
Note : Axis motion commands after reset effect to upper turret and lower turret till instructed
on G109.
Moving order of upper turret
Moving order of lower turret
G109L1
M902 (*2)
M300 (*3)
M03S___
G110C2
C__ (*5)
G111
G109L1
M901 (*1)
M200 (*3)
M03 (*4)
C__ (*5)
G109L2
M901
M200
M03S___
G110C1
C__ (*5)
G111
G109L2
M902
M300
M03
C__ (*5)
*1 M901 for the 1st spindle selection.
*2 M902 for the 2nd spindle selection.
*3 M200/M300 for milling mode selection for 1st/2nd spindle.
*4 M03 for milling spindle’s normal rotation.
*5 Machining data
Serial No. 294060
Copyright (c) 2013 YAMAZAKI MAZAK CORPORATION. All rights reserved.