JPS6416210U - - Google Patents
Info
- Publication number
- JPS6416210U JPS6416210U JP11164287U JP11164287U JPS6416210U JP S6416210 U JPS6416210 U JP S6416210U JP 11164287 U JP11164287 U JP 11164287U JP 11164287 U JP11164287 U JP 11164287U JP S6416210 U JPS6416210 U JP S6416210U
- Authority
- JP
- Japan
- Prior art keywords
- intermediate member
- side member
- extends
- blade portion
- edge
- 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
- 229910052582 BN Inorganic materials 0.000 claims 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims 1
- 229910003460 diamond Inorganic materials 0.000 claims 1
- 239000010432 diamond Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 1
Description
第１図は、本考案小径エンドミルの一実施例を
示す正面図、第２図は、一部拡大正面図、第３図
は、拡大底面図、第４図ａ〜ｄは、刃体部分の研
削工程前までの工程をそれぞれ示す説明図である
。
１……小径エンドミル、２……刃体部分、３…
…シヤンク部分、４……中間部材、５……側部材
、６……底刃稜、７……外周刃稜。
Fig. 1 is a front view showing an embodiment of the small diameter end mill of the present invention, Fig. 2 is a partially enlarged front view, Fig. 3 is an enlarged bottom view, and Figs. 4 a to d show the blade portion. It is an explanatory view showing each process up to a grinding process. 1... Small diameter end mill, 2... Blade part, 3...
...Shank portion, 4... Intermediate member, 5... Side member, 6... Bottom blade ridge, 7... Outer peripheral blade ridge.
Claims (1)
た刃体部分２の一端には、刃体部分２よりも大径
のシヤンク部分３が備えられるようにした小径エ
ンドミルにおいて、 前記刃体部分２は、軸方向にそれぞれ延びる中
間部材４およびこの中間部材４を挾むようにサン
ドイツチ状に位置した側部材５からなつていると
ともに、この中間部材４が超硬合金で形成され、
また、側部材５が立方晶窒化硼素、ダイヤモンド
などからなる多結晶焼結体で形成されるようにな
つており、 前記底刃稜６は、軸中心から外周側に向かう半
径方向で中間部材４および側部材５にまたがつて
延びているとともに、この底刃稜６と交差する前
記外周刃稜７は、側部材５から始まつて軸方向に
延びていることを特徴とする小径エンドミル。[Claims for Utility Model Registration] A small diameter shank portion 3 having a larger diameter than the blade portion 2 is provided at one end of the blade portion 2 where the bottom edge 6 and the outer edge 7 are respectively formed. In the end mill, the blade portion 2 is composed of an intermediate member 4 extending in the axial direction and a side member 5 positioned in a sandwich-like manner so as to sandwich the intermediate member 4, and the intermediate member 4 is made of cemented carbide. is,
Further, the side member 5 is formed of a polycrystalline sintered body made of cubic boron nitride, diamond, etc., and the bottom edge ridge 6 extends in the radial direction from the center of the shaft toward the outer circumferential side of the intermediate member 4. and a small-diameter end mill characterized in that the outer circumferential cutting edge 7, which extends across the side member 5 and intersects with the bottom cutting edge 6, extends in the axial direction starting from the side member 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987111642U JPH052247Y2 (en) | 1987-07-21 | 1987-07-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987111642U JPH052247Y2 (en) | 1987-07-21 | 1987-07-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6416210U true JPS6416210U (en) | 1989-01-26 |
| JPH052247Y2 JPH052247Y2 (en) | 1993-01-20 |
Family
ID=31349870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987111642U Expired - Lifetime JPH052247Y2 (en) | 1987-07-21 | 1987-07-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH052247Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002018630A (en) * | 2000-07-11 | 2002-01-22 | Dijet Ind Co Ltd | End mill |
| JP2002292515A (en) * | 2001-03-29 | 2002-10-08 | Hitachi Tool Engineering Ltd | End mill for cutting contour line |
| JP2014030882A (en) * | 2012-08-06 | 2014-02-20 | Aisin Aw Co Ltd | Cutting tool |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019205260A1 (en) * | 2019-04-11 | 2020-10-15 | MAPAL Fabrik für Präzisionswerkzeuge Dr. Kress KG | Reamer |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5959308A (en) * | 1982-09-29 | 1984-04-05 | Nippon Oil & Fats Co Ltd | Extremely-hard cutting tool |
| JPS61172706U (en) * | 1985-04-12 | 1986-10-27 |
-
1987
- 1987-07-21 JP JP1987111642U patent/JPH052247Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5959308A (en) * | 1982-09-29 | 1984-04-05 | Nippon Oil & Fats Co Ltd | Extremely-hard cutting tool |
| JPS61172706U (en) * | 1985-04-12 | 1986-10-27 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002018630A (en) * | 2000-07-11 | 2002-01-22 | Dijet Ind Co Ltd | End mill |
| JP2002292515A (en) * | 2001-03-29 | 2002-10-08 | Hitachi Tool Engineering Ltd | End mill for cutting contour line |
| JP2014030882A (en) * | 2012-08-06 | 2014-02-20 | Aisin Aw Co Ltd | Cutting tool |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH052247Y2 (en) | 1993-01-20 |