FANUC Series 16/18/160/180-Model C for Lathe Operator Manual

B–62754EN/01
20. AXIS CONTROL FUNCTION
PROGRAMMING
353
This function sets an axis (B–axis) independent of the basic controlled
axes X
1
, Z
1
, X
2
, and Z
2
and allows drilling, boring, or other machining
along the B–axis, in parallel with the operations for the basic controlled
axes. The X
2
and Z
2
axes can be used in two–path control mode.
Z
1
Workpiece
Third
tool post
First
tool post
B
Second
tool post
X
1
Z
2
X
2
G101–G100 : Starts registering the first program.
G102–G100 : Starts registering the second program.
G103–G100 : Starts registering the third program.
G100 : Ends registering of the programs.
Three operations (programs) on the B–axis can be registered. (In two–
path control mode, three programs can be registered for each tool post.)
The B–axis operation program must be specified in the blocks between
G101, G102, or G103 and G100, allowing it to be discriminated from the
normal NC program.
The registered operation is started upon executing the corresponding M
code, described below.
O1234 ;
G101 ;
G100 ;
M30 ;
Normal NC program
B–axis operation program
Note) In the block of G101, G102, G103, or G100, specify no other codes.
Starts registering of a B–axis
operation program.
Ends registering of the B–axis
operation program.
Normal NC program
20.5
B–AXIS CONTROL
(G100, G101, G102,
G103, G110)
Format
D Registering operation
programs

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