JPS61141014U - - Google Patents
Info
- Publication number
- JPS61141014U JPS61141014U JP2527985U JP2527985U JPS61141014U JP S61141014 U JPS61141014 U JP S61141014U JP 2527985 U JP2527985 U JP 2527985U JP 2527985 U JP2527985 U JP 2527985U JP S61141014 U JPS61141014 U JP S61141014U
- Authority
- JP
- Japan
- Prior art keywords
- cutting edge
- center
- cutting
- rotation
- predetermined
- 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 description 1
Landscapes
- Milling Processes (AREA)
Description
第１図は本考案によるボールエンドミルの正面
図で、第２図は第１図に示したミルの底面形状を
拡大した図、第３図は第１図の側面図などである
。
１…シヤンク本体、２…主チツプ、２ａ…副チ
ツプ、２１，２１ａ…円弧切刃、２２，２２ａ…
外周切刃、２３…中心側切刃、２４…外側切刃、
２６…すくい面。
FIG. 1 is a front view of a ball end mill according to the present invention, FIG. 2 is an enlarged view of the bottom shape of the mill shown in FIG. 1, and FIG. 3 is a side view of FIG. 1. DESCRIPTION OF SYMBOLS 1...Shank body, 2...Main tip, 2a...Sub-chip, 21, 21a...Circular cutting blade, 22, 22a...
outer peripheral cutting edge, 23...center side cutting edge, 24...outer cutting edge,
26...Rake face.
Claims (1)
プは、正面側を切削する略１／４円状の円弧切刃
と側面を切削する外周切刃を有し、該切刃の底面
視形状は、工具の回転中心附近を切削する中心側
切刃を回転中心を基点に工具の回転時において０
．０３〜１．５０mmの非切削ゾーンが形成される
ように回転後方側に位置させ、前記切刃と外側切
刃は共にその長手方向に沿つて所定のリードを附
与することによつて画成される曲線状切刃とし、
前記切刃の全体が正の所定のすくい角が形成され
ていることを特徴とするボールエンドミル。 At least the main chip provided at the end of the shank body has an approximately 1/4 circular arc cutting edge for cutting the front side and a circumferential cutting edge for cutting the side surface. The center cutting edge that cuts near the center of rotation is set to 0 when the tool rotates with the center of rotation as the base point.
．． The cutting edge and the outer cutting edge are both defined by providing a predetermined lead along their longitudinal direction. with a curved cutting edge,
A ball end mill characterized in that the entire cutting edge is formed with a predetermined positive rake angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2527985U JPS61141014U (en) | 1985-02-22 | 1985-02-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2527985U JPS61141014U (en) | 1985-02-22 | 1985-02-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61141014U true JPS61141014U (en) | 1986-09-01 |
Family
ID=30520207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2527985U Pending JPS61141014U (en) | 1985-02-22 | 1985-02-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61141014U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002254234A (en) * | 2001-02-23 | 2002-09-10 | Hitachi Tool Engineering Ltd | Ball end mill |
-
1985
- 1985-02-22 JP JP2527985U patent/JPS61141014U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002254234A (en) * | 2001-02-23 | 2002-09-10 | Hitachi Tool Engineering Ltd | Ball end mill |
| JP4610102B2 (en) * | 2001-02-23 | 2011-01-12 | 日立ツール株式会社 | Ball end mill |