PREPARATION BEFORE STARTING MASS PRODUCTION E-31
11
OPERATION PROCEDURE FOR DIFFERENT TYPES OF
MACHINING
This machine is used for various types of machining operations.
This section provides operation procedure for typical machining operations on the NC lathe
equipped with standard hydraulic 3-jaw chuck.
The following procedure applies for continuous operations after finishing setting up.
11-1
Chuck Work Operation
In general chuck work machining, the operation flow is as indicated below.
1)
Set the tailstock spindle interlock function invalid. (Tailstock specification)
2)
Clean the workpiece and chuck by supplying compressed air.
3)
Clamp a workpiece in the chuck.
4)
Check the following items
•
Make sure that the status indicator
[CHCL]
is lit.
•
Check the workpiece to see if it is correctly clamped in the chuck.
5)
Close the front door.
6)
Display the PROGRAM (memory) screen and make sure that the cursor is at the head of the
program.
7)
Check the setting of the switches (mode selection switches, OVERRIDE dial, etc.).
8)
Press the
(START) switch to start machining of the workpiece.
9)
After the completion of the machining, make sure that the M02 or M30 command has been
executed.
Front door lock is released when the M02 or M30 command in the program is executed.
10)
Open the front door.
11)
Remove the workpiece from the chuck and clean the workpiece and the chuck by supplying
compressed air.
12)
Measure the workpiece to check if the finished dimensions are within the specified
tolerance.
13)
Machine and measure the next workpiece in the steps 2) to 12) above.
The chuck interlock function disables spindle start and cycle start unless the workpiece is
clamped in the chuck.
NOTE
NOTE
