
D.ADDITIONAL INFORMATION ON EACH CUTTING MOTION APPENDIX B-63344EN/02
- 306 -
(5) Inner finishing
Input figure
• Approaching point
• Cutting start point
Cutting start X - release amount
Figure end point X + tool-nose radius × 2
Figure end point X
• Approaching point (*)
Figure start point X
<2>
<6>
The release amount is specified as an detail process data item.
(*) When the approaching point is specified outside the cutting start
point (+X side), the tool does not pass through the cutting start
point.
(6) Inner roughing and finishing (reverse)
The input figure is defined from the end face of the chuck to that of
the workpiece as shown in the figure below. For this reason, the
cutting motion is the same as in inner roughing and finishing except
for the machining direction.
Input figure
Figure start point •
•
•
•