JPH0457311U - - Google Patents

Info

Publication number
JPH0457311U
JPH0457311U JP9969390U JP9969390U JPH0457311U JP H0457311 U JPH0457311 U JP H0457311U JP 9969390 U JP9969390 U JP 9969390U JP 9969390 U JP9969390 U JP 9969390U JP H0457311 U JPH0457311 U JP H0457311U
Authority
JP
Japan
Prior art keywords
cutting edge
chamfer
end mill
arcuate
spiral
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
Application number
JP9969390U
Other languages
Japanese (ja)
Other versions
JP2502539Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1990099693U priority Critical patent/JP2502539Y2/en
Publication of JPH0457311U publication Critical patent/JPH0457311U/ja
Application granted granted Critical
Publication of JP2502539Y2 publication Critical patent/JP2502539Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図及び第２図は本考案の一実施例に係るエ
ンドミルを示す図であつて、第１図ａはエンドミ
ルの正面図、第１図ｂはエンドミルの側面図、第
２図ａはその先端部付近の切刃の拡大断面図、第
２図ｂはその基端部付近の切刃の拡大断面図であ
り、第３図は本考案の他の実施例の切刃の拡大断
面図であり、第４図は従来のエンドミルの切刃の
拡大断面図である。 １２……切刃、１２ａ……すくい面、１２ｂ…
…逃げ面、１２ｃ……面取部。 1 and 2 are views showing an end mill according to an embodiment of the present invention, in which FIG. 1 a is a front view of the end mill, FIG. 1 b is a side view of the end mill, and FIG. 2 a is a side view of the end mill. FIG. 2b is an enlarged sectional view of the cutting blade near the tip, FIG. 2b is an enlarged sectional view of the cutting blade near the base end, and FIG. 4 is an enlarged sectional view of the cutting blade of a conventional end mill. 12... Cutting blade, 12a... Rake face, 12b...
... Relief surface, 12c... Chamfered part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 回転軸を中心線とする円柱面上又は円錐面上に
螺旋状又は直線状の切刃を有し、この切刃のすく
い面と逃げ面との出会う切刃部分に円弧面状又は
平面状の面取部が形成されたエンドミルにおいて
、前記切刃の延びる方向に沿つて前記面取部にお
ける面取幅が漸次減少させられていることを特徴
とするエンドミル。 It has a spiral or straight cutting edge on a cylindrical or conical surface with the rotation axis as its center line, and an arcuate or planar cutting edge is provided on the cutting edge part where the rake face and flank face meet. An end mill having a chamfer formed therein, wherein the chamfer width of the chamfer is gradually reduced along the direction in which the cutting blade extends.
JP1990099693U 1990-09-21 1990-09-21 End mill Expired - Lifetime JP2502539Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990099693U JP2502539Y2 (en) 1990-09-21 1990-09-21 End mill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990099693U JP2502539Y2 (en) 1990-09-21 1990-09-21 End mill

Publications (2)

Publication Number Publication Date
JPH0457311U true JPH0457311U (en) 1992-05-18
JP2502539Y2 JP2502539Y2 (en) 1996-06-26

Family

ID=31841805

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990099693U Expired - Lifetime JP2502539Y2 (en) 1990-09-21 1990-09-21 End mill

Country Status (1)

Country Link
JP (1) JP2502539Y2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08276311A (en) * 1995-04-06 1996-10-22 Sumitomo Electric Ind Ltd Spiral end mill and its manufacture
JP2006015417A (en) * 2004-06-30 2006-01-19 Mitsubishi Materials Kobe Tools Corp End mill
JP2013027972A (en) * 2011-06-20 2013-02-07 Hitachi Tool Engineering Ltd Square end mill
WO2019188135A1 (en) * 2018-03-27 2019-10-03 日本特殊陶業株式会社 End mill main body and end mill

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59175915A (en) * 1983-03-24 1984-10-05 Kawasaki Heavy Ind Ltd End mill

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59175915A (en) * 1983-03-24 1984-10-05 Kawasaki Heavy Ind Ltd End mill

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08276311A (en) * 1995-04-06 1996-10-22 Sumitomo Electric Ind Ltd Spiral end mill and its manufacture
JP2006015417A (en) * 2004-06-30 2006-01-19 Mitsubishi Materials Kobe Tools Corp End mill
JP2013027972A (en) * 2011-06-20 2013-02-07 Hitachi Tool Engineering Ltd Square end mill
WO2019188135A1 (en) * 2018-03-27 2019-10-03 日本特殊陶業株式会社 End mill main body and end mill

Also Published As

Publication number Publication date
JP2502539Y2 (en) 1996-06-26

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