JPH0382107U - - Google Patents
Info
- Publication number
- JPH0382107U JPH0382107U JP14346889U JP14346889U JPH0382107U JP H0382107 U JPH0382107 U JP H0382107U JP 14346889 U JP14346889 U JP 14346889U JP 14346889 U JP14346889 U JP 14346889U JP H0382107 U JPH0382107 U JP H0382107U
- Authority
- JP
- Japan
- Prior art keywords
- groove
- supply hole
- blade portion
- shank portion
- twisted
- 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
- 239000012530 fluid Substances 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Drilling Tools (AREA)
Description
第１図は本考案がエンドミルに適用された場合
の一例を示す正面図である。第２図は第１図のエ
ンドミルの後端面図である。第３図は第１図のエ
ンドミルの先端面図である。第４図は第１図のエ
ンドミルがホルダーに取り付けられた状態を示す
正面図である。第５図は第１図のエンドミルにお
ける流体供給溝を大きくしてその溝内にパイプを
固設した態様を示す後端面図である。第６図乃至
第８図はそれぞれ第１図のエンドミルに連通溝を
設けた態様を示す後端部の斜視図である。第９図
は第１図のエンドミルの製造に好適に用いられる
押出成形装置の概略図である。第１０図は本考案
がボールエンドミルに適用された場合の一例を示
す正面図である。第１１図は第１０図のボールエ
ンドミルの後端面図である。第１２図は第１０図
のボールエンドミルの先端面図である。
｛１０……エンドミル、５０……ボールエンド
ミル｝（回転切削工具）、１２，５２……シヤン
ク部、１４ａ，１４ｂ，５４ａ，５４ｂ……ねじ
れ溝、１６，５６……刃部、２４ａ，２４ｂ，６
４ａ，６４ｂ……流体供給穴、２８ａ，２８ｂ，
６８ａ，６８ｂ……流体供給溝（第２のねじれ溝
）。
FIG. 1 is a front view showing an example in which the present invention is applied to an end mill. FIG. 2 is a rear end view of the end mill of FIG. 1. FIG. 3 is a front end view of the end mill shown in FIG. 1. FIG. 4 is a front view showing the end mill shown in FIG. 1 attached to a holder. FIG. 5 is a rear end view showing a mode in which the fluid supply groove of the end mill of FIG. 1 is enlarged and a pipe is fixedly installed in the groove. 6 to 8 are perspective views of the rear end of the end mill shown in FIG. 1, respectively, showing an embodiment in which a communicating groove is provided. FIG. 9 is a schematic diagram of an extrusion molding apparatus suitably used for manufacturing the end mill of FIG. 1. FIG. 10 is a front view showing an example in which the present invention is applied to a ball end mill. FIG. 11 is a rear end view of the ball end mill of FIG. 10. FIG. 12 is a front end view of the ball end mill shown in FIG. 10. {10... end mill, 50... ball end mill} (rotary cutting tool), 12, 52... shank part, 14a, 14b, 54a, 54b... twisted groove, 16, 56... blade part, 24a, 24b, 6
4a, 64b...Fluid supply hole, 28a, 28b,
68a, 68b...Fluid supply groove (second twisted groove).
Claims (1)
のシヤンク部とが超硬合金により一体に構成され
ているとともに、該刃部およびシヤンク部を縦通
して流体供給穴が設けられた回転切削工具であつ
て、 前記流体供給穴は、前記シヤンク部の後端から
前記刃部の先端まで前記ねじれ溝と同じねじれ方
向へ同じリードでねじれているとともに、前記シ
ヤンク部の外周面には、前記ねじれ溝と同じつる
巻き線上に第２のねじれ溝が設けられていること
を特徴とする流体供給穴付き回転切削工具。[Claims for Utility Model Registration] A blade portion with a twisted groove formed on the outer circumferential surface and a cylindrical shank portion are integrally made of cemented carbide, and a fluid is passed vertically through the blade portion and the shank portion. A rotary cutting tool provided with a supply hole, wherein the fluid supply hole is twisted from the rear end of the shank portion to the tip of the blade portion in the same twist direction as the helix groove, and with the same lead as the helix groove. A rotary cutting tool with a fluid supply hole, characterized in that a second helical groove is provided on the outer peripheral surface of the part on the same helical wire as the helical groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14346889U JPH075936Y2 (en) | 1989-12-12 | 1989-12-12 | Rotary cutting tool with fluid supply hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14346889U JPH075936Y2 (en) | 1989-12-12 | 1989-12-12 | Rotary cutting tool with fluid supply hole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0382107U true JPH0382107U (en) | 1991-08-21 |
| JPH075936Y2 JPH075936Y2 (en) | 1995-02-15 |
Family
ID=31690242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14346889U Expired - Lifetime JPH075936Y2 (en) | 1989-12-12 | 1989-12-12 | Rotary cutting tool with fluid supply hole |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH075936Y2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100143055A1 (en) * | 2007-05-20 | 2010-06-10 | Guehring Ohg | Rotably drivable cutting tool |
| WO2011110159A1 (en) * | 2010-03-08 | 2011-09-15 | Gühring Ohg | Rotationally drivable material-removing tool |
| JP2012250343A (en) * | 2011-06-03 | 2012-12-20 | Kennametal Inc | Improved rotary cutting tool with coated cutting edge and cooling agent hole, and manufacturing method thereof |
| JP2013075355A (en) * | 2011-09-14 | 2013-04-25 | Kenjiro Kusunoki | Drill |
| JP6362803B1 (en) * | 2018-01-23 | 2018-07-25 | 株式会社松浦機械製作所 | Cutting tools |
-
1989
- 1989-12-12 JP JP14346889U patent/JPH075936Y2/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100143055A1 (en) * | 2007-05-20 | 2010-06-10 | Guehring Ohg | Rotably drivable cutting tool |
| US8568068B2 (en) * | 2007-05-20 | 2013-10-29 | Guehring Ohg | Rotatably drivable cutting tool |
| WO2011110159A1 (en) * | 2010-03-08 | 2011-09-15 | Gühring Ohg | Rotationally drivable material-removing tool |
| JP2012250343A (en) * | 2011-06-03 | 2012-12-20 | Kennametal Inc | Improved rotary cutting tool with coated cutting edge and cooling agent hole, and manufacturing method thereof |
| JP2013075355A (en) * | 2011-09-14 | 2013-04-25 | Kenjiro Kusunoki | Drill |
| JP6362803B1 (en) * | 2018-01-23 | 2018-07-25 | 株式会社松浦機械製作所 | Cutting tools |
| JP2019126867A (en) * | 2018-01-23 | 2019-08-01 | 株式会社松浦機械製作所 | Cutting tool |
| US10562111B2 (en) | 2018-01-23 | 2020-02-18 | Matsuura Machinery Corporation | Cutting tool |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH075936Y2 (en) | 1995-02-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |