Title:
CUTTING-EDGE REPLACEABLE TOOL
Document Type and Number:
Japanese Patent JP2007083349
Kind Code:
A
Abstract:
To provide a cutting-edge replaceable tool excellent in durability while improving positional accuracy of a cutting blade tip to a holder by improving machinability of the holder.
A pair of opposite clamping pieces 3, 3 sandwiching the cutting blade tip 1 is formed to the front end of the holder 2. A crest part 5 having a ridgeline 4 obliquely traversing between the clamping pieces 3, 3 is formed to the holder 2. A trough part 6 corresponding to the crest part 5 is formed to the cutting blade tip 1. The cutting-edge replaceable tool is provided with a lock means for pressing the trough part 6 against the crest part 5 of the holder 2.
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Inventors:
NAKAMURA NAOHIRO
Application Number:
JP2005275875A
Publication Date:
April 05, 2007
Filing Date:
September 22, 2005
Export Citation:
Assignee:
SUMITOMO ELEC HARDMETAL CORP
International Classes:
B23B51/00; B23C5/10; B23C5/22
Domestic Patent References:
| JPS5252293A | 1977-04-26 | |||
| JPH10113811A | 1998-05-06 | |||
| JP2005161462A | 2005-06-23 | |||
| JP2005212043A | 2005-08-11 | |||
| JP2002046011A | 2002-02-12 |
Attorney, Agent or Firm:
Bunji Kamada
Torii Kazuhisa
Takayoshi Tagawa
Higashio Masahiro
Torii Kazuhisa
Takayoshi Tagawa
Higashio Masahiro