JPH045367U - - Google Patents
Info
- Publication number
- JPH045367U JPH045367U JP4530490U JP4530490U JPH045367U JP H045367 U JPH045367 U JP H045367U JP 4530490 U JP4530490 U JP 4530490U JP 4530490 U JP4530490 U JP 4530490U JP H045367 U JPH045367 U JP H045367U
- Authority
- JP
- Japan
- Prior art keywords
- grinding
- tip
- drilling tool
- angle
- tip surface
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005553 drilling Methods 0.000 claims description 8
- 239000006061 abrasive grain Substances 0.000 claims description 3
- 229910003460 diamond Inorganic materials 0.000 claims description 3
- 239000010432 diamond Substances 0.000 claims description 3
Landscapes
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Drilling Tools (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Description
第1図a〜eはそれぞれ本考案の研削穿孔工具
のさまざまな実施例を示す断面図である。第2図
a,bはそれぞれ本考案の研削穿孔工具を示す側
面図、第3図は同じく先端面側から見た平面図で
ある。第4図は従来の研削穿孔工具を示す断面図
である。
1……研削穿孔工具、2……基体、3……先端
面、4……側面、5……ダイヤモンド砥粒、6…
…らせん状溝、7……切り欠き、8……貫通孔。
1a to 1e are cross-sectional views showing various embodiments of the grinding and drilling tool of the present invention, respectively. FIGS. 2a and 2b are side views showing the grinding/drilling tool of the present invention, and FIG. 3 is a plan view similarly seen from the tip side. FIG. 4 is a sectional view showing a conventional grinding and drilling tool. DESCRIPTION OF SYMBOLS 1...Grinding drilling tool, 2...Base body, 3...Tip surface, 4...Side surface, 5...Diamond abrasive grain, 6...
...Spiral groove, 7...Notch, 8...Through hole.
Claims (1)
表面にダイヤモンド砥粒を固着して成る研削穿孔
工具において、前記先端面中央部の先端角が95
〜180°であり、かつ先端面と側面のなす端部
角が125〜180°であることを特徴とする研
削穿孔工具。 (2) 略円柱状で先端面中央部が突出した基体の
表面にダイヤモンド砥粒を固着してなる研削穿孔
工具において、前記先端面中央部が球面状であり
、かつ先端面と側面のなす端部角が125〜18
0°であることを特徴とする研削穿孔工具。[Claims for Utility Model Registration] (1) A grinding/drilling tool comprising diamond abrasive grains fixed to the surface of a substantially cylindrical base with a protruding center portion of the tip surface, wherein the tip angle of the center portion of the tip surface is 95 mm.
A grinding/drilling tool characterized in that the end angle between the tip end face and the side face is 125° to 180°. (2) In a grinding/drilling tool formed by fixing diamond abrasive grains to the surface of a substantially cylindrical base with a protruding central portion of the tip surface, the central portion of the tip surface is spherical, and the edge formed by the tip surface and the side surface is Part angle is 125-18
A grinding/drilling tool characterized by an angle of 0°.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4530490U JPH045367U (en) | 1990-04-28 | 1990-04-28 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4530490U JPH045367U (en) | 1990-04-28 | 1990-04-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH045367U true JPH045367U (en) | 1992-01-17 |
Family
ID=31559362
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4530490U Pending JPH045367U (en) | 1990-04-28 | 1990-04-28 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH045367U (en) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11165313A (en) * | 1997-12-04 | 1999-06-22 | Nachi Fujikoshi Corp | Diamond electrodeposited drill |
WO2000043180A1 (en) * | 1999-01-21 | 2000-07-27 | Nikon Corporation | Drill and drilling method, stage working method, and method of manufacturing exposure device |
JP2000254915A (en) * | 2000-01-01 | 2000-09-19 | Nikon Corp | Drill |
JP2002239919A (en) * | 2000-12-14 | 2002-08-28 | Tenryu Saw Mfg Co Ltd | Metal bond drilling and boring tool |
JP2002317595A (en) * | 2001-04-18 | 2002-10-31 | Asahi Tec Corp | Excavating drill |
JP2003205410A (en) * | 2002-01-11 | 2003-07-22 | Mitsubishi Materials Kobe Tools Corp | Drilling tool for brittle material |
JP2004291185A (en) * | 2003-03-27 | 2004-10-21 | Noritake Super Abrasive:Kk | Grinding wheel with spindle |
JP2005019608A (en) * | 2003-06-25 | 2005-01-20 | Matsushita Electric Works Ltd | Semiconductor light emitting device |
JP2007054941A (en) * | 2005-07-25 | 2007-03-08 | Mitsubishi Materials Kobe Tools Corp | Tool for fine machining and fine machining method for brittle material |
JP2019511397A (en) * | 2016-03-24 | 2019-04-25 | コーニング インコーポレイテッド | Glass article having an opening formed therein and method for forming the same |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60242976A (en) * | 1984-02-24 | 1985-12-02 | ノ−ス ベエル エス.ピ−.エイ. | Rotary tool having operating area, which is separated by groove and coated with diamond grain |
JPH02130306A (en) * | 1988-11-07 | 1990-05-18 | Rinnai Corp | Forced blast type combustion device |
-
1990
- 1990-04-28 JP JP4530490U patent/JPH045367U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60242976A (en) * | 1984-02-24 | 1985-12-02 | ノ−ス ベエル エス.ピ−.エイ. | Rotary tool having operating area, which is separated by groove and coated with diamond grain |
JPH02130306A (en) * | 1988-11-07 | 1990-05-18 | Rinnai Corp | Forced blast type combustion device |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11165313A (en) * | 1997-12-04 | 1999-06-22 | Nachi Fujikoshi Corp | Diamond electrodeposited drill |
WO2000043180A1 (en) * | 1999-01-21 | 2000-07-27 | Nikon Corporation | Drill and drilling method, stage working method, and method of manufacturing exposure device |
JP2000210874A (en) * | 1999-01-21 | 2000-08-02 | Nikon Corp | Drill and processing method, stage processing method and manufacture of exposure device |
JP2000254915A (en) * | 2000-01-01 | 2000-09-19 | Nikon Corp | Drill |
JP2002239919A (en) * | 2000-12-14 | 2002-08-28 | Tenryu Saw Mfg Co Ltd | Metal bond drilling and boring tool |
JP2002317595A (en) * | 2001-04-18 | 2002-10-31 | Asahi Tec Corp | Excavating drill |
JP2003205410A (en) * | 2002-01-11 | 2003-07-22 | Mitsubishi Materials Kobe Tools Corp | Drilling tool for brittle material |
JP2004291185A (en) * | 2003-03-27 | 2004-10-21 | Noritake Super Abrasive:Kk | Grinding wheel with spindle |
JP2005019608A (en) * | 2003-06-25 | 2005-01-20 | Matsushita Electric Works Ltd | Semiconductor light emitting device |
JP2007054941A (en) * | 2005-07-25 | 2007-03-08 | Mitsubishi Materials Kobe Tools Corp | Tool for fine machining and fine machining method for brittle material |
JP2019511397A (en) * | 2016-03-24 | 2019-04-25 | コーニング インコーポレイテッド | Glass article having an opening formed therein and method for forming the same |