JPS6017912U - carbide drill - Google Patents
carbide drillInfo
- Publication number
- JPS6017912U JPS6017912U JP10935383U JP10935383U JPS6017912U JP S6017912 U JPS6017912 U JP S6017912U JP 10935383 U JP10935383 U JP 10935383U JP 10935383 U JP10935383 U JP 10935383U JP S6017912 U JPS6017912 U JP S6017912U
- Authority
- JP
- Japan
- Prior art keywords
- drill
- outer peripheral
- peripheral margin
- intersection
- radius
- 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
Landscapes
- Drilling Tools (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は、本考案ドリルの一例を示す側面図、第2図は
その正面図、第3図及び第4図はマージン刃部分の拡大
正面図、第5図及び第6図は外周逃げ面と切屑排出溝と
の交線部の拡大正面図である。
1・・・・・・本体、2・・・・・・外周マージン面、
3・・・・・・切屑排出溝面、4・・・・・・交線部、
5・・・・・・曲面、6・・・・・・面取部、7・・・
・・・外周逃げ面、8・・・・・・交線部、9・・・・
・・曲面、10・・・・・・面取部。
′ ・ rl
・ 、′+″″″″′
2′ \7Fig. 1 is a side view showing an example of the drill of the present invention, Fig. 2 is a front view thereof, Figs. 3 and 4 are enlarged front views of the margin blade portion, and Figs. 5 and 6 are peripheral flank surfaces. It is an enlarged front view of the intersection line of and a chip discharge groove. 1... Main body, 2... Outer margin surface,
3...Chip discharge groove surface, 4...Intersection line part,
5... Curved surface, 6... Chamfered part, 7...
...Outer circumferential flank surface, 8...Intersection line, 9...
...Curved surface, 10... Chamfered part. ′ ・ rl ・ , ′+″″″″′ 2′ \7
Claims (2)
する超硬合金によって形成したドリルにおいて、本体の
少なくとも外周マージン面と切屑排出溝面との交線部に
、半径0.03〜0.15mmの丸味を付する又はそれ
とはS゛同−巾でドリルの正面視において外周マージン
面に鈍角に交わる平担な面取り部を形成したことを特徴
とする超硬ドリル。(1) Part or all of the cutting edge is made of cemented carbide or TiC. In a drill made of cemented carbide having a surface coating layer such as T1CN, TiN, AI□03, etc., a drill with a radius of 0.03 to 0.15 mm is provided at least at the intersection of the outer peripheral margin surface of the main body and the chip discharge groove surface. A carbide drill characterized by being rounded or having a flat chamfered portion having the same width S and intersecting an outer peripheral margin surface at an obtuse angle when viewed from the front of the drill.
げ面と切屑排出溝面の交線部にも、半径0゜05〜0.
5Bの丸味又は2つの面に対して共に鈍角に交わる平担
な面取部を形成したことを特徴とする実用新案登録請求
の範囲第(1)項記載の超硬ドリル。(2) In addition to etching the outer peripheral margin, the intersection of the outer peripheral flank and the chip discharge groove surface is also etched with a radius of 0°05 to 0.05°.
5B, or a flat chamfered portion that intersects both surfaces at an obtuse angle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10935383U JPS6017912U (en) | 1983-07-12 | 1983-07-12 | carbide drill |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10935383U JPS6017912U (en) | 1983-07-12 | 1983-07-12 | carbide drill |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6017912U true JPS6017912U (en) | 1985-02-06 |
Family
ID=30254767
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10935383U Pending JPS6017912U (en) | 1983-07-12 | 1983-07-12 | carbide drill |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6017912U (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6352908A (en) * | 1986-08-22 | 1988-03-07 | Toshiba Tungaloy Co Ltd | Twist drill |
US6923602B2 (en) | 2002-04-03 | 2005-08-02 | Ogo Corporation | Drill having construction for reducing thrust load in drilling operation, and method of manufacturing the drill |
JP2007015100A (en) * | 2005-07-05 | 2007-01-25 | Sandvik Intellectual Property Ab | Twist drill |
JP2007030166A (en) * | 1998-10-27 | 2007-02-08 | Nachi Fujikoshi Corp | Twist drill |
JP2015093351A (en) * | 2013-11-12 | 2015-05-18 | 三菱マテリアル株式会社 | Drill |
JP2021053783A (en) * | 2019-10-01 | 2021-04-08 | 三菱マテリアル株式会社 | Drill |
-
1983
- 1983-07-12 JP JP10935383U patent/JPS6017912U/en active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6352908A (en) * | 1986-08-22 | 1988-03-07 | Toshiba Tungaloy Co Ltd | Twist drill |
JP2007030166A (en) * | 1998-10-27 | 2007-02-08 | Nachi Fujikoshi Corp | Twist drill |
US6923602B2 (en) | 2002-04-03 | 2005-08-02 | Ogo Corporation | Drill having construction for reducing thrust load in drilling operation, and method of manufacturing the drill |
JP2007015100A (en) * | 2005-07-05 | 2007-01-25 | Sandvik Intellectual Property Ab | Twist drill |
JP2015093351A (en) * | 2013-11-12 | 2015-05-18 | 三菱マテリアル株式会社 | Drill |
JP2021053783A (en) * | 2019-10-01 | 2021-04-08 | 三菱マテリアル株式会社 | Drill |
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