JPH03130318U - - Google Patents
Info
- Publication number
- JPH03130318U JPH03130318U JP3758190U JP3758190U JPH03130318U JP H03130318 U JPH03130318 U JP H03130318U JP 3758190 U JP3758190 U JP 3758190U JP 3758190 U JP3758190 U JP 3758190U JP H03130318 U JPH03130318 U JP H03130318U
- Authority
- JP
- Japan
- Prior art keywords
- angle
- tip
- end mill
- conical surface
- plane
- 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 2
- 238000010586 diagram Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Milling Processes (AREA)
Description
第1図は本考案のエンドミルに係る一実施例を
示す側面図、第2図は第1図のエンドミルを先端
側から軸方に見てその底刃形状を示す図、第3図
は第1図のエンドミルの先端部を拡大して示す図
、第4図は第3図のエンドミルを−線切断面
で見た切刃部形状を示す図、第5図は本考案のエ
ンドミルに係る変形実施例の先端部R形状を示す
図、第6ないし8図のそれぞれは従来技術による
V字溝加工方法を説明する図である。
1……刃部、5……切欠部としての逃がし部、
7……切刃、8……外周面としての先端逃げ面、
9……先端部、10……切除平面、α……先端角
、β……切除平面の軸方向すくい角、γ……先端
逃げ面の逃げ角。
Fig. 1 is a side view showing an embodiment of the end mill of the present invention, Fig. 2 is a view showing the shape of the bottom blade of the end mill shown in Fig. 1 when viewed axially from the tip side, and Fig. FIG. 4 is an enlarged view of the tip of the end mill in FIG. 3. FIG. 4 is a diagram showing the cutting edge shape of the end mill in FIG. Each of the diagrams showing the R shape of the tip end and FIGS. 6 to 8 is a diagram illustrating a V-shaped groove machining method according to the prior art. 1...blade part, 5...relief part as a notch part,
7...Cutting edge, 8...Tip flank surface as outer peripheral surface,
9... Tip portion, 10... Cutting plane, α... Tip angle, β... Axial rake angle of cutting plane, γ... Relief angle of tip clearance surface.
Claims (1)
刃7を有する刃部1を備え、 上記刃部1は、上記円錐面の先端点を通つて軸
方向に所定の長さの範囲にわたる平面10により
切除された切欠部5を有する先端部9を備え、 上記切除平面10が形成する軸方向すくい角β
は0°〜+20°であることを特徴とするエンド
ミル。 (2) 上記先端部9の外周面8の逃げ角γが15
°よりも大きく20°以下であることを特徴とす
る請求項1記載のエンドミル。[Claims for Utility Model Registration] (1) A blade portion 1 having a cutting edge 7 formed on a conical surface with a predetermined tip angle α, the blade portion 1 cutting through the tip point of the conical surface. The distal end portion 9 has a notch 5 cut by a plane 10 extending over a predetermined length in the axial direction, and the axial rake angle β formed by the cut plane 10 is
An end mill characterized in that the angle is 0° to +20°. (2) The clearance angle γ of the outer peripheral surface 8 of the tip 9 is 15
2. The end mill according to claim 1, wherein the angle is greater than 20 degrees.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3758190U JPH03130318U (en) | 1990-04-06 | 1990-04-06 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3758190U JPH03130318U (en) | 1990-04-06 | 1990-04-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH03130318U true JPH03130318U (en) | 1991-12-27 |
Family
ID=31544827
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3758190U Pending JPH03130318U (en) | 1990-04-06 | 1990-04-06 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH03130318U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0623615A (en) * | 1992-03-09 | 1994-02-01 | Norton Co | Cutting tool using diamond film |
KR100979123B1 (en) * | 2010-02-22 | 2010-08-31 | 에스에스오토엔지니어링(주) | Fixing device for handle and wheels of folding bicycle |
JP2020508886A (en) * | 2017-02-14 | 2020-03-26 | スリーエム イノベイティブ プロパティズ カンパニー | End milling method for producing microstructure, tool including microstructure, and microstructure |
-
1990
- 1990-04-06 JP JP3758190U patent/JPH03130318U/ja active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0623615A (en) * | 1992-03-09 | 1994-02-01 | Norton Co | Cutting tool using diamond film |
KR100979123B1 (en) * | 2010-02-22 | 2010-08-31 | 에스에스오토엔지니어링(주) | Fixing device for handle and wheels of folding bicycle |
JP2020508886A (en) * | 2017-02-14 | 2020-03-26 | スリーエム イノベイティブ プロパティズ カンパニー | End milling method for producing microstructure, tool including microstructure, and microstructure |