JP2007216322A - ドリルヘッドの製造方法 - Google Patents
ドリルヘッドの製造方法 Download PDFInfo
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- JP2007216322A JP2007216322A JP2006037627A JP2006037627A JP2007216322A JP 2007216322 A JP2007216322 A JP 2007216322A JP 2006037627 A JP2006037627 A JP 2006037627A JP 2006037627 A JP2006037627 A JP 2006037627A JP 2007216322 A JP2007216322 A JP 2007216322A
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Abstract
【解決手段】ヘッド本体1に凹設した切刃取付座30a〜30cに切刃チップ3A〜3Cをロウ付けし、ヘッド本体1の後端に、工具シャンク連結用のねじシャンク2とする円筒体20を同心状に溶接一体化したのち、円筒体20の外周面20aの切削とねじ切りによってねじシャンク2に仕上げ加工する。
【選択図】図1
Description
10 切屑排出路
11,12 切屑流入口
11a,12a 縁壁
13a〜13c 切刃取付座
2 ねじシャンク
20 円筒体
20a 外周面
20b 内周面
21 雄ねじ
3A〜3C 切刃
30a〜30c 切刃チップ
Claims (4)
- ヘッド本体に凹設した切刃取付座に切刃チップをロウ付けし、このヘッド本体の後端に、工具シャンク連結用のねじシャンクとする円筒体を同心状に溶接一体化したのち、該円筒体の内外周の少なくともねじ形成側周面の切削とねじ切りによってねじシャンクに仕上げ加工することを特徴とするドリルヘッドの製造方法。
- 前記のねじ切りによって前記円筒体の外周面に雄ねじを形成する請求項1記載のドリルヘッドの製造方法。
- ヘッド本体が鋼製であり、前記の切刃チップが超硬合金からなる請求項1又は2に記載のドリルヘッドの製造方法。
- 前記ヘッド本体及びねじシャンクの内側が切屑排出路を構成し、ヘッド本体の先端面に該切屑排出路に連通する切屑流入口が開口してなる請求項1〜3のいずれかに記載のドリルヘッドの製造方法。
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JP2006037627A JP4917321B2 (ja) | 2006-02-15 | 2006-02-15 | ドリルヘッドの製造方法 |
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JP2006037627A JP4917321B2 (ja) | 2006-02-15 | 2006-02-15 | ドリルヘッドの製造方法 |
Publications (2)
Publication Number | Publication Date |
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JP2007216322A true JP2007216322A (ja) | 2007-08-30 |
JP4917321B2 JP4917321B2 (ja) | 2012-04-18 |
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Application Number | Title | Priority Date | Filing Date |
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JP2006037627A Expired - Fee Related JP4917321B2 (ja) | 2006-02-15 | 2006-02-15 | ドリルヘッドの製造方法 |
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JP (1) | JP4917321B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110079445A1 (en) * | 2008-06-23 | 2011-04-07 | Unitac, Inc. | Drill Head for Deep-Hole Drilling |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5537206A (en) * | 1978-08-30 | 1980-03-15 | Toshiba Tungaloy Co Ltd | Manufacturing method of cutting tool |
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2006
- 2006-02-15 JP JP2006037627A patent/JP4917321B2/ja not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5537206A (en) * | 1978-08-30 | 1980-03-15 | Toshiba Tungaloy Co Ltd | Manufacturing method of cutting tool |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110079445A1 (en) * | 2008-06-23 | 2011-04-07 | Unitac, Inc. | Drill Head for Deep-Hole Drilling |
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JP4917321B2 (ja) | 2012-04-18 |
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