E-4 PREPARATION BEFORE STARTING MASS PRODUCTION
Test Cutting
Check Items
Check
Column
1.
Is the chucking pressure checked and adjusted?
2.
If performing center-work, is the tailstock spindle thrust checked and
adjusted?
3.
When performing center-work or machining using spindle 2, is the tailstock
or spindle 2 free of interference with tool and holders?
4.
Is the single block function turned on?
5.
Are the feedrate and spindle speed appropriate for operation?
6.
Are the order of machining and machining conditions determined in
accordance with the shape and material of the blank workpiece?
7.
Are cutting tools and replaceable tool tips selected properly?
8.
Is the workpiece chucking method correct?
9.
Is the progress of cutting been observed?
10.
Are coolant supply volume and direction correct?
11.
Are the cutting tools free of interference with the workpiece, jaws and
chuck?
12.
Are the dimensions measured after the rough cutting process?
13.
Are the settings for feed override, rapid traverse override and spindle
speed override correct?
14.
Can the machine be stopped immediately when necessary?
15.
Is the front door closed?
Measuring
Check Items
Check
Column
1.
Is the measuring instrument functioning correctly?
2.
Is the choice of measuring instrument correct?
3.
Is the measuring order correct?
4.
Is the measuring method appropriate?
5.
Is the area to be measured indicated clearly?
6.
Is the area to be measured free of chips and coolant?
7.
Are the dimensions measured after the rough cutting process?
8.
Is the workpiece cool when the dimensions are measured?