FANUC Series 16/18/160/180-Model C Machining Center Operators Manual

OPERATION
B–62764EN/01
4. AUTOMATIC OPERATION
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Programmed operation of a CNC machine tool is referred to as automatic
operation.
This chapter explains the following types of automatic operation:
MEMORY OPERATION
Operation by executing a program registered in CNC memory
MDI OPERATION
Operation by executing a program entered from the MDI panel
S DNC operation
Operation while reading a program from an input/output device
S SIMULTANEOUS INPUT/OUTPUT
Program execution and memory registration can be performed
simultaneously.
PROGRAM RESTART
Restarting a program for automatic operation from an intermediate
point
SCHEDULING FUNCTION
Scheduled operation by executing programs (files) registered in an
external input/output device (Handy File, Floppy Cassette, or FA
Card)
SUBPROGRAM CALL FUNCTION
Function for calling and executing subprograms (files) registered in an
external input/output device (Handy File, Floppy Cassette, or FA
Card) during memory operation
MANUAL HANDLE INTERRUPTION
Function for performing manual feed during movement executed by
automatic operation
MIRROR IMAGE
Function for enabling mirror–image movement along an axis during
automatic operation
TOOL WITHDRAWAL AND RETURN
Function for withdrawing the tool from a workpiece and for returning
the tool to restart machining
RETRACE FUNCTION
Function for moving the tool in the reverse direction to retrace the path
followed, and for moving the tool in the forward direction again along
the retraced path.
MANUAL INTERVENTION AND RETURN
Function restarting automatic operation by returning the tool to the
position where manual intervention was started during automatic
operation
Retreat and retry functions
This function enables machining to be restarted from the start block.

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