JPH0375910U - - Google Patents
Info
- Publication number
- JPH0375910U JPH0375910U JP13555489U JP13555489U JPH0375910U JP H0375910 U JPH0375910 U JP H0375910U JP 13555489 U JP13555489 U JP 13555489U JP 13555489 U JP13555489 U JP 13555489U JP H0375910 U JPH0375910 U JP H0375910U
- Authority
- JP
- Japan
- Prior art keywords
- boring tool
- cover
- tool body
- side wall
- sealed space
- 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.)
- Granted
Links
- 238000005553 drilling Methods 0.000 description 1
Landscapes
- Auxiliary Devices For Machine Tools (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
Description
第１図ないし第５図は本考案の一実施例を示す
図であつて、第１図は第２図の−線に沿う断
面図、第２図は切屑吸引式穴ぐりバイトの平面図
、第３図は同切屑吸引式穴ぐりバイトの正面図、
第４図は第２図の矢視図、第５図は第１図の
拡大図、第６図は他のカバーを設けた切屑吸引式
穴ぐりバイトの要部を示す平面図、第７図ないし
第９図は従来例として示した図であつて、第７図
は穴ぐりバイトの平面図、第８図は同穴ぐりバイ
トの正面図、第９図は第７図の矢視図である。
４ａ……すくい面、４ｃ……横切刃、４ｄ……
前切刃、４ｅ……ノーズ、１１……穴ぐりバイト
本体、１６……貫通孔、２０……カバー、２１…
…円筒側壁、２２……前側壁、２６……切欠、Ｔ
……切屑。
1 to 5 are views showing one embodiment of the present invention, in which FIG. 1 is a sectional view taken along the line - in FIG. 2, FIG. 2 is a plan view of a chip suction type boring tool, Figure 3 is a front view of the same chip suction type boring bit.
Figure 4 is a view in the direction of the arrows in Figure 2, Figure 5 is an enlarged view of Figure 1, Figure 6 is a plan view showing the main parts of the chip suction type boring tool with another cover, and Figure 7. 9 to 9 are views shown as conventional examples, in which FIG. 7 is a plan view of the boring tool, FIG. 8 is a front view of the same boring tool, and FIG. 9 is a view taken in the direction of the arrow in FIG. 7. be. 4a...rake face, 4c...side edge, 4d...
Front cutting blade, 4e...Nose, 11...Drilling tool body, 16...Through hole, 20...Cover, 21...
...Cylindrical side wall, 22...Front side wall, 26...Notch, T
...Swarf.
Claims (1)
先端部に位置する切刃に対してすくい面側に後退
した位置から該すくい面の上方に立ち上がる側壁
を有し、該すくい面上に密閉空間を形成するカバ
ーとを備えてなり、 前記穴ぐりバイト本体には、その基端部から前
記密閉空間に貫通する貫通孔が形成されており、
前記カバーの側壁には、その下辺に沿つて、前記
切刃で切削された切屑が該カバー内に進入可能な
ように切欠が形成されていることを特徴とする切
屑吸引式穴ぐりバイト。[Scope of Claim for Utility Model Registration] A boring tool body, and a side wall that rises above the rake surface from a position set back toward the rake surface with respect to the cutting edge located at the tip of the boring tool body, a cover that forms a sealed space on the rake face; the boring tool body has a through hole that penetrates into the sealed space from a base end thereof;
A chip suction type boring tool, characterized in that a notch is formed in the side wall of the cover along the lower side thereof so that chips cut by the cutting blade can enter into the cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989135554U JP2559439Y2 (en) | 1989-11-22 | 1989-11-22 | Chip suction type drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989135554U JP2559439Y2 (en) | 1989-11-22 | 1989-11-22 | Chip suction type drill bit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0375910U true JPH0375910U (en) | 1991-07-30 |
| JP2559439Y2 JP2559439Y2 (en) | 1998-01-19 |
Family
ID=31682817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989135554U Expired - Lifetime JP2559439Y2 (en) | 1989-11-22 | 1989-11-22 | Chip suction type drill bit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2559439Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011505263A (en) * | 2007-12-06 | 2011-02-24 | マパル ファブリック フュール プラツィジョンズベルクゼウグ ドクトル．クレス カーゲー | Tools for cutting workpieces |
| JP2012024864A (en) * | 2010-07-21 | 2012-02-09 | Mori Seiki Co Ltd | Tool of machine tool |
| JP2020521646A (en) * | 2017-06-08 | 2020-07-27 | グーリング カーゲーＧｕｈｒｉｎｇ Ｋｇ | Cutting tools |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4910471A (en) * | 1972-05-30 | 1974-01-29 |
-
1989
- 1989-11-22 JP JP1989135554U patent/JP2559439Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4910471A (en) * | 1972-05-30 | 1974-01-29 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011505263A (en) * | 2007-12-06 | 2011-02-24 | マパル ファブリック フュール プラツィジョンズベルクゼウグ ドクトル．クレス カーゲー | Tools for cutting workpieces |
| JP2012024864A (en) * | 2010-07-21 | 2012-02-09 | Mori Seiki Co Ltd | Tool of machine tool |
| JP2020521646A (en) * | 2017-06-08 | 2020-07-27 | グーリング カーゲーＧｕｈｒｉｎｇ Ｋｇ | Cutting tools |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2559439Y2 (en) | 1998-01-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |