JPS6039414U - Brazed end mill - Google Patents
Brazed end millInfo
- Publication number
- JPS6039414U JPS6039414U JP12952883U JP12952883U JPS6039414U JP S6039414 U JPS6039414 U JP S6039414U JP 12952883 U JP12952883 U JP 12952883U JP 12952883 U JP12952883 U JP 12952883U JP S6039414 U JPS6039414 U JP S6039414U
- Authority
- JP
- Japan
- Prior art keywords
- cutting edge
- end mill
- angle
- front cutting
- chamfer
- 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
- Milling Processes (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案ろう付は式のエンドミルにおける一実施
例を示す一部断面図示した正面図、第２図は、そめ底面
図、第３図は、第２図に対する一部側面図、第４図は、
第３図の上方からみた一部拡大上面図、第５図は、第４
図中の■−■線に沿って得られる一部拡大断面図である
。
１・・・・・・工具本体、３・・・・・・捩れチップ、
４・・・・・・切屑ポケット、５・・・・・・正面切刃
稜、６・・・・・・外周切刃稜、７・・・・・・面取り
部分、８・・・・・・チャンファ。
図
−」。Fig. 1 is a partially sectional front view showing an embodiment of the brazing type end mill of the present invention, Fig. 2 is a bottom view from the bottom, and Fig. 3 is a partially side view of Fig. 2; Figure 4 is
Figure 3 is a partially enlarged top view seen from above, and Figure 5 is a partially enlarged top view of Figure 4.
It is a partially enlarged sectional view taken along the line ■-■ in the figure. 1...Tool body, 3...Twisted tip,
4... Chip pocket, 5... Front cutting edge ridge, 6... Outer cutting edge ridge, 7... Chamfered portion, 8...・Changfa. Figure-”.
Claims (1)
の捩れチップ３が切屑ポケット４に沿っでろう付けされ
、しかもこの捩れチップ３には、正面切刃稜５および外
周切刃碑６がそれぞれ形成されるようにしたろう付は式
のエンドミルにおいて、 前記捩れチップ３は、軸方向に向かう捩れ角Ａが３５°
〜６０°、半径方向のすくい角Ｂが３°〜１０°の範囲
から選択され、しかも前記正面切刃稜５側のすくい面に
は、前記捩れ角Ａよりも小さい角度ＤＯ°〜７°で、捩
れ方向に部分研削して、０．３曹をこえ１．５閣以下の
ランド巾Ｃを有する面取り部分１が形成され、この面取
り部分７のコーナーには、巾Ｅが０．１１１ｏＩ〜０．
５ＷＩＲのチャＬ′ 、 才５ 丁 Ｎ〕−３ ンファ８が設けられ、さらに、正面切刃稜５、外周切刃
稜６およびチャンファ８には、Ｆ＝０．０１１ａ〜０．
０−のホーニング処理が施されていることを特徴とする
ろう付は式のエンドミル。[Claims for Utility Model Registration] At least two twisted tips 3 are brazed to the outer circumferential portion of the tool body 1 having a rod shape along the chip pockets 4, and the twisted tips 3 have a front cutting edge. 5 and a peripheral cutting edge 6 are respectively formed in the brazing type end mill, the torsion tip 3 has a torsion angle A of 35° in the axial direction.
~60°, and the rake angle B in the radial direction is selected from the range of 3° to 10°, and the rake face on the front cutting edge 5 side has an angle DO° to 7°, which is smaller than the helix angle A. By partially grinding in the torsional direction, a chamfered portion 1 having a land width C of more than 0.3 mm and less than 1.5 mm is formed, and the corners of this chamfered portion 7 have a width E of 0.111 oI to 0. ．．
A chamfer 8 of 5WIR is provided, and the front cutting edge 5, the outer cutting edge 6 and the chamfer 8 have F=0.011a to 0.
A brazing type end mill that is characterized by a 0-honing process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12952883U JPS6039414U (en) | 1983-08-22 | 1983-08-22 | Brazed end mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12952883U JPS6039414U (en) | 1983-08-22 | 1983-08-22 | Brazed end mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6039414U true JPS6039414U (en) | 1985-03-19 |
Family
ID=30293460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12952883U Pending JPS6039414U (en) | 1983-08-22 | 1983-08-22 | Brazed end mill |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6039414U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013151056A (en) * | 2011-12-28 | 2013-08-08 | Hitachi Tool Engineering Ltd | Radius end mill |
-
1983
- 1983-08-22 JP JP12952883U patent/JPS6039414U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013151056A (en) * | 2011-12-28 | 2013-08-08 | Hitachi Tool Engineering Ltd | Radius end mill |
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