Title:
HONING PROCESS METHOD OF DRILL
Document Type and Number:
Japanese Patent JPH04300150
Kind Code:
A
Abstract:
PURPOSE: To apply a flat honing process to the cutting edge of a drill.
CONSTITUTION: A side face grinding portion 15b is formed by planting a hard brush 15 on the periphery of a grinding wheel 9. The grinding wheel 9 is inclined by (180-)/2 to a drill tip angle to face the side face grinding portion 15b to a cutting edge 18. Furthermore, the grinding wheel 9 is inclined by a certain honing angle to the cutting edge 18. After that, the grinding wheel 9 is revolved around an axis, and a drill 6 is fed to in the axis direction to press the cutting edge 18 against the side face grinding portion 15b.
More Like This:
| JPS5437992 | DRILL POLISHING DEVICE |
Inventors:
NAKAMURA SHINICHI
Application Number:
JP8970891A
Publication Date:
October 23, 1992
Filing Date:
March 28, 1991
Export Citation:
Assignee:
MITSUBISHI MATERIALS CORP
International Classes:
B24B3/26; B24B29/00; B24B33/00; (IPC1-7): B24B3/26; B24B29/00; B24B33/00
Attorney, Agent or Firm:
Masatake Shiga (2 outside)