JPS6456914U - - Google Patents
Info
- Publication number
- JPS6456914U JPS6456914U JP15081587U JP15081587U JPS6456914U JP S6456914 U JPS6456914 U JP S6456914U JP 15081587 U JP15081587 U JP 15081587U JP 15081587 U JP15081587 U JP 15081587U JP S6456914 U JPS6456914 U JP S6456914U
- Authority
- JP
- Japan
- Prior art keywords
- end mill
- cutter
- bottom cutter
- margin
- utility
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
Landscapes
- Milling Processes (AREA)
Description
第１図は本考案の一実施例であるボールエンド
ミルの要部を示す正面図である。第２図は第１図
のボールエンドミルの底面図である。第３図は第
１図のボールエンドミルの底刃の断面図である。
第４図は第１図のボールエンドミルの外周刃の断
面図である。第５図は本考案の他の実施例におけ
る底刃の断面図である。第６図は本考案品と従来
品とを用いて性能試験を行つた結果を示す図であ
る。第７図および第８図は、それぞれ従来のボー
ルエンドミルの底刃の断面図である。
１０：ボールエンドミル（エンドミル）、１６
：底刃、１８：外周刃、２２：マージン。
FIG. 1 is a front view showing the main parts of a ball end mill that is an embodiment of the present invention. FIG. 2 is a bottom view of the ball end mill of FIG. 1. FIG. 3 is a sectional view of the bottom blade of the ball end mill shown in FIG. 1.
FIG. 4 is a sectional view of the peripheral cutter of the ball end mill shown in FIG. 1. FIG. 5 is a sectional view of the bottom blade in another embodiment of the present invention. FIG. 6 is a diagram showing the results of a performance test using the product of the present invention and the conventional product. 7 and 8 are sectional views of the bottom blade of a conventional ball end mill, respectively. 10: Ball end mill (end mill), 16
: Bottom blade, 18: Peripheral blade, 22: Margin.
Claims (1)
とを有して切削加工を行うエンドミルにおいて、 前記底刃および該底刃と前記外周刃とのコーナ
ー部のうち、切刃が球形状若しくはＲ形状を成し
ている部分にマージンを設けたことを特徴とする
エンドミル。 (2) 前記マージンの幅寸法は０．００５〜０．
５mmである実用新案登録請求の範囲第１項に記載
のエンドミル。[Claims for Utility Model Registration] (1) An end mill that performs cutting by having a bottom cutter and a peripheral cutter provided continuously with the bottom cutter, the bottom cutter and the bottom cutter and the outer peripheral cutter comprising: An end mill characterized in that a margin is provided at the corner portion of the corner portion where the cutting edge is spherical or rounded. (2) The width dimension of the margin is 0.005 to 0.00.
The end mill according to claim 1 of the utility model registration claim, which has a diameter of 5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15081587U JPS6456914U (en) | 1987-10-01 | 1987-10-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15081587U JPS6456914U (en) | 1987-10-01 | 1987-10-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6456914U true JPS6456914U (en) | 1989-04-10 |
Family
ID=31424292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15081587U Pending JPS6456914U (en) | 1987-10-01 | 1987-10-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6456914U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015062978A (en) * | 2013-09-25 | 2015-04-09 | 京セラ株式会社 | Ball end mill |
| JP2016043450A (en) * | 2014-08-22 | 2016-04-04 | 三菱マテリアル株式会社 | Ball end mill and manufacturing method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS591518B2 (en) * | 1980-06-10 | 1984-01-12 | 新日本製鐵株式会社 | Cr-Mo based composite wire for carbon dioxide arc welding |
| JPS6212503U (en) * | 1985-07-09 | 1987-01-26 |
-
1987
- 1987-10-01 JP JP15081587U patent/JPS6456914U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS591518B2 (en) * | 1980-06-10 | 1984-01-12 | 新日本製鐵株式会社 | Cr-Mo based composite wire for carbon dioxide arc welding |
| JPS6212503U (en) * | 1985-07-09 | 1987-01-26 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015062978A (en) * | 2013-09-25 | 2015-04-09 | 京セラ株式会社 | Ball end mill |
| JP2016043450A (en) * | 2014-08-22 | 2016-04-04 | 三菱マテリアル株式会社 | Ball end mill and manufacturing method thereof |