JPH0247115U - - Google Patents

Info

Publication number
JPH0247115U
JPH0247115U JP1988126013U JP12601388U JPH0247115U JP H0247115 U JPH0247115 U JP H0247115U JP 1988126013 U JP1988126013 U JP 1988126013U JP 12601388 U JP12601388 U JP 12601388U JP H0247115 U JPH0247115 U JP H0247115U
Authority
JP
Japan
Prior art keywords
arc
tip
end mill
ball end
throw
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
Application number
JP1988126013U
Other languages
English (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 JP1988126013U priority Critical patent/JPH0247115U/ja
Priority to KR2019890010010U priority patent/KR950001369Y1/ko
Priority to US07/412,495 priority patent/US4927303A/en
Priority to EP89117842A priority patent/EP0361435B1/en
Priority to DE68921951T priority patent/DE68921951T2/de
Publication of JPH0247115U publication Critical patent/JPH0247115U/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C5/00—Milling-cutters
    • B23C5/02—Milling-cutters characterised by the shape of the cutter
    • B23C5/10—Shank-type cutters, i.e. with an integral shaft
    • B23C5/1009—Ball nose end mills
    • B23C5/1027—Ball nose end mills with one or more removable cutting inserts
    • B23C5/1045—Ball nose end mills with one or more removable cutting inserts having a cutting insert, the cutting edge of which subtends substantially 90 degrees
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C5/00—Milling-cutters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C5/00—Milling-cutters
    • B23C5/02—Milling-cutters characterised by the shape of the cutter
    • B23C5/10—Shank-type cutters, i.e. with an integral shaft
    • B23C5/1009—Ball nose end mills
    • B23C5/1027—Ball nose end mills with one or more removable cutting inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C5/00—Milling-cutters
    • B23C5/16—Milling-cutters characterised by physical features other than shape
    • B23C5/20—Milling-cutters characterised by physical features other than shape with removable cutter bits or teeth or cutting inserts
    • B23C5/22—Securing arrangements for bits or teeth or cutting inserts
    • B23C5/2204—Securing arrangements for bits or teeth or cutting inserts with cutting inserts clamped against the walls of the recess in the cutter body by a clamping member acting upon the wall of a hole in the insert
    • B23C5/2208—Securing arrangements for bits or teeth or cutting inserts with cutting inserts clamped against the walls of the recess in the cutter body by a clamping member acting upon the wall of a hole in the insert for plate-like cutting inserts 
    • B23C5/2213—Securing arrangements for bits or teeth or cutting inserts with cutting inserts clamped against the walls of the recess in the cutter body by a clamping member acting upon the wall of a hole in the insert for plate-like cutting inserts  having a special shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C2200/00—Details of milling cutting inserts
    • B23C2200/12—Side or flank surfaces
    • B23C2200/123—Side or flank surfaces curved
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C2200/00—Details of milling cutting inserts
    • B23C2200/12—Side or flank surfaces
    • B23C2200/125—Side or flank surfaces discontinuous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C2200/00—Details of milling cutting inserts
    • B23C2200/20—Top or side views of the cutting edge
    • B23C2200/201—Details of the nose radius and immediately surrounding areas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C2200/00—Details of milling cutting inserts
    • B23C2200/20—Top or side views of the cutting edge
    • B23C2200/203—Curved cutting edges
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S408/00—Cutting by use of rotating axially moving tool
    • Y10S408/713—Tool having detachable cutting edge
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T407/00—Cutters, for shaping
    • Y10T407/19—Rotary cutting tool
    • Y10T407/1906—Rotary cutting tool including holder [i.e., head] having seat for inserted tool
    • Y10T407/1908—Face or end mill
    • Y10T407/1924—Specified tool shape
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T407/00—Cutters, for shaping
    • Y10T407/19—Rotary cutting tool
    • Y10T407/1946—Face or end mill
    • Y10T407/1948—Face or end mill with cutting edge entirely across end of tool [e.g., router bit, end mill, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T408/00—Cutting by use of rotating axially moving tool
    • Y10T408/89—Tool or Tool with support
    • Y10T408/905—Having stepped cutting edges
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T408/00—Cutting by use of rotating axially moving tool
    • Y10T408/89—Tool or Tool with support
    • Y10T408/909—Having peripherally spaced cutting edges

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Milling Processes (AREA)

Description

【図面の簡単な説明】
第１図ないし第６図は本考案の一実施例を示す
もので、第１図はボールエンドミルを示す側面図
、第２図は第１図の方向矢視図、第３図はチツ
プを示す平面図、第４図は第３図の方向側面図
、第５図はチツプを示す平面図、第６図は第５図
の方向側面図、第７図ないし第１２図は被削材
の角度と切刃の使用箇所との関係を説明するため
の側断面図、第１３図ないし第２０図は従来のボ
ールエンドミルの例を示すもので、第１３図はそ
の側面図、第１４図はチツプの平面図、第１５図
はその側面図、第１６図はボールエンドミルの側
面図、第１７図はツプの平面図、第１８図は第１
７図の方向側面図、第１９図はチツプの平面図
、第２０図は第１９図の方向側面図である。 １０……エンドミル本体、１２，１３……チツ
プ、１２ａ，１３ａ……切刃、Ｏ……軸線、Ｐ…
…切刃の先端。

Claims (1)

    【実用新案登録請求の範囲】
  1. 軸線回りに回転させられる工具本体の先端部に
    、円弧状をなす切刃を有する複数のスローアウエ
    イチツプが、回転軌跡における切刃の端部どうし
    が互いにオーバーラツプして略1/4円弧状をなす
    ように装着されたボールエンドミルにおいて、上
    記切刃の先端から1/4円弧に沿つて略４５゜をな
    す位置を中心として切刃どうしをオーバーラツプ
    させ、そのオーバーラツプする長さを円弧長さで
    切刃直径の1/4〜1/3としたことを特徴とするスロ
    ーアウエイ式ボールエンドミル。
JP1988126013U 1988-09-27 1988-09-27 Pending JPH0247115U (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP1988126013U JPH0247115U (ja) 1988-09-27 1988-09-27
KR2019890010010U KR950001369Y1 (ko) 1988-09-27 1989-07-08 드로우어웨이식 보울 엔드밀
US07/412,495 US4927303A (en) 1988-09-27 1989-09-26 Ball end mill
EP89117842A EP0361435B1 (en) 1988-09-27 1989-09-27 Ball end mill
DE68921951T DE68921951T2 (de) 1988-09-27 1989-09-27 Kugelstirnfräser.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988126013U JPH0247115U (ja) 1988-09-27 1988-09-27

Publications (1)

Publication Number Publication Date
JPH0247115U true JPH0247115U (ja) 1990-03-30

Family

ID=14924568

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988126013U Pending JPH0247115U (ja) 1988-09-27 1988-09-27

Country Status (5)

Country Link
US (1) US4927303A (ja)
EP (1) EP0361435B1 (ja)
JP (1) JPH0247115U (ja)
KR (1) KR950001369Y1 (ja)
DE (1) DE68921951T2 (ja)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE466435B (sv) * 1990-06-19 1992-02-17 Sandvik Ab Radiepinnfraes med vaendskaer
JP2513645Y2 (ja) * 1991-05-22 1996-10-09 三菱マテリアル株式会社 ボ―ルエンドミル
US5232317A (en) * 1991-07-22 1993-08-03 J. P. Tool, Inc. Indexable spherical seat cutter
DE19611276C1 (de) * 1996-03-22 1997-03-20 Walter Ag Zerspanungswerkzeug und Verfahren zur Herstellung von hinterschnittenen Nuten
DE19624342C1 (de) * 1996-06-19 1997-12-11 Walter Ag Schneidplatte und Fräser, insbesondere Kugelstirnfräser oder Kopierfräser
US5816753A (en) * 1997-01-06 1998-10-06 Greenfield Industries Port cutting tool with multiple function inserts
FR2765507A1 (fr) * 1997-07-07 1999-01-08 Safety Fabrique De Carbure De Fraise hemispherique et plaquette pour une telle fraise
US5921720A (en) * 1998-01-23 1999-07-13 Lemke; Carl Ball nose cutting tool with center mounted tool bits
US6220795B1 (en) * 1999-04-05 2001-04-24 Vermont Indexable Tooling, Inc. Spotting drill and milling cutter
DE19951186A1 (de) * 1999-10-22 2001-04-26 Widia Gmbh Schneideinsatz und Kugelkopffräser
US6357471B1 (en) * 1999-12-15 2002-03-19 Suiken Technology Co., Ltd. Valve insertion method and cutting tool
DE10124234B4 (de) * 2001-05-18 2007-02-01 Wilhelm Fette Gmbh Rotierendes Fräswerkzeug
US6722826B2 (en) 2001-09-11 2004-04-20 Brian M. Cavanaugh Internal cavity cutting tool with stable support
SE528710C2 (sv) * 2005-06-01 2007-01-30 Sandvik Intellectual Property Indexerbart frässkär med kopplingsmedlet anordnat på en släppningsyta
SE530788C2 (sv) 2007-01-17 2008-09-09 Sandvik Intellectual Property Roterbart fleroperationsverktyg för spånavskiljande bearbetning, samt grundkropp härför
SE530527C2 (sv) * 2007-02-08 2008-07-01 Seco Tools Ab Skärverktyg med multipla kanaler som definierar olika profiler samt metod
US9623493B2 (en) * 2008-11-19 2017-04-18 Kennametal Inc. Double-sided ball end mill cutting insert and tool therefor
DE102009035754A1 (de) * 2009-07-24 2011-01-27 Hartmetall-Werkzeugfabrik Paul Horn Gmbh Schneideinsatz für ein Schneidwerkzeug zur spanenden Bearbeitung, insbesondere zum Hochvorschubfräsen
US9010464B2 (en) 2011-05-04 2015-04-21 Dover BMCS Acquistion Corporation Drill bits and drilling apparatuses including the same
EP2730360B1 (en) * 2011-07-04 2019-02-27 Tungaloy Corporation Cutting insert and cutting tool
US9700947B2 (en) 2014-06-27 2017-07-11 Kennametal Inc. Ballnose cutting tool and ballnose cutting insert
CN105562801A (zh) * 2014-10-17 2016-05-11 基准精密工业（惠州）有限公司 铣刀
US11529691B2 (en) * 2019-12-02 2022-12-20 Kennametal Inc. Rotary cutting tool with hybrid cutting insert design

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5918166B2 (ja) * 1978-02-20 1984-04-25 三菱マテリアル株式会社 ボ−ルエンドミル
JPS5565012A (en) * 1978-11-13 1980-05-16 Nippon Kogu Seisakusho:Kk Ball end milling cutter
US4252480A (en) * 1979-05-03 1981-02-24 Sumitomo Electric Industries, Ltd. Throw away insert and end mills
JPS55157418A (en) * 1979-05-18 1980-12-08 Daijietsuto Kogyo Kk Spherical end mill
GB2135612B (en) * 1983-02-22 1986-03-12 Ingersoll Mach & Tool Co Ballnose end mill and cutting insert therefor
US4527930A (en) * 1983-03-23 1985-07-09 Hugh Harroun Ball nose end cutting tool
JPS59176713U (ja) * 1983-05-13 1984-11-26 富士精工株式会社 ドリル兼用エンドミル
US4525110A (en) * 1983-05-18 1985-06-25 Stojan Stojanovski Indexable ball nose end mill
GB2146276B (en) * 1983-09-14 1987-04-08 Gte Valeron Corp A cutting tool and an indexable insert therefor
JPS61134812A (ja) * 1984-12-05 1986-06-21 Ishikawajima Kensa Keisoku Kk 自走車の走行制御方法
US4808045A (en) * 1985-10-25 1989-02-28 Mitsubishi Kinzoku Kabushiki Kaisha End mill with throw-away tip
JPH0621605Y2 (ja) * 1987-02-03 1994-06-08 三菱マテリアル株式会社 スローアウェイ式穴明け工具
JPH0715686Y2 (ja) * 1987-03-04 1995-04-12 三菱マテリアル株式会社 ボールエンドミル

Also Published As

Publication number Publication date
DE68921951D1 (de) 1995-05-04
EP0361435A3 (en) 1991-03-13
EP0361435A2 (en) 1990-04-04
EP0361435B1 (en) 1995-03-29
KR900006397U (ko) 1990-04-02
DE68921951T2 (de) 1995-09-21
KR950001369Y1 (ko) 1995-03-03
US4927303A (en) 1990-05-22

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