JP4809283B2 - 回転切削工具 - Google Patents
回転切削工具 Download PDFInfo
- Publication number
- JP4809283B2 JP4809283B2 JP2007113581A JP2007113581A JP4809283B2 JP 4809283 B2 JP4809283 B2 JP 4809283B2 JP 2007113581 A JP2007113581 A JP 2007113581A JP 2007113581 A JP2007113581 A JP 2007113581A JP 4809283 B2 JP4809283 B2 JP 4809283B2
- Authority
- JP
- Japan
- Prior art keywords
- tool
- blade
- outer peripheral
- rotary cutting
- main body
- 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.)
- Active
Links
Images
Classifications
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2210/00—Details of milling cutters
- B23C2210/04—Angles
- B23C2210/0407—Cutting angles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2210/00—Details of milling cutters
- B23C2210/04—Angles
- B23C2210/0485—Helix angles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2210/00—Details of milling cutters
- B23C2210/28—Arrangement of teeth
- B23C2210/282—Unequal angles between the cutting edges, i.e. cutting edges unequally spaced in the circumferential direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2210/00—Details of milling cutters
- B23C2210/40—Flutes, i.e. chip conveying grooves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2265/00—Details of general geometric configurations
- B23C2265/08—Conical
-
- 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
- Y10T407/00—Cutters, for shaping
- Y10T407/19—Rotary cutting tool
- Y10T407/1952—Having peripherally spaced teeth
- Y10T407/1954—Axially tapering tool
-
- 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
- Y10T408/9095—Having peripherally spaced cutting edges with axially extending relief channel
- Y10T408/9097—Spiral channel
Description
2 切り屑排出溝
3 すくい面
4 外周刃
5 先端逃げ面
6a・6b 底刃
D1 外径
D2 心厚
B バックテーパ部
F フロントテーパ部
α すかし角
Claims (6)
- 工具本体の外周に、工具先端から基端側に向かう螺旋状の切り屑排出溝が複数形成され、この切り屑排出溝のすくい面と前記工具本体の外周面との交差稜線部に外周刃が形成された回転切削工具であって、前記工具本体の工具先端側には、前記外周刃の外径及び前記工具本体の心厚が共に工具先端から基端方向に向かって漸減するバックテーパ部が設けられており、このバックテーパ部より工具基端側にして前記工具本体には、前記外周刃の外径及び前記工具本体の心厚が共に工具先端から基端方向に向かって漸増するフロントテーパ部が設けられていることを特徴とする回転切削工具。
- 請求項1記載の回転切削工具であって、前記バックテーパ部における前記外周刃の外径及び前記工具本体の心厚の漸減度合いは略同等に設定されていることを特徴とする回転切削工具。
- 請求項1,2いずれか1項に記載の回転切削工具であって、前記バックテーパ部は、前記外周刃の最大外径の0.5〜3倍の長さ範囲で設けられていることを特徴とする回転切削工具。
- 請求項1〜3いずれか1項に記載の回転切削工具であって、前記フロントテーパ部における前記外周刃の外径及び前記工具本体の心厚の漸増度合いは略同等に設定されていることを特徴とする回転切削工具。
- 請求項1〜4いずれか1項に記載の回転切削工具であって、前記切り屑排出溝のすくい面と前記工具本体の先端逃げ面との交差稜線部には夫々底刃が設けられ、この底刃のすかし角は5°〜25°に設定されていることを特徴とする回転切削工具。
- 請求項5記載の回転切削工具であって、前記外周刃及び前記底刃は、工具本体の円周方向に不等分割に配置されていることを特徴とする回転切削工具。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007113581A JP4809283B2 (ja) | 2007-04-23 | 2007-04-23 | 回転切削工具 |
PCT/JP2008/052462 WO2008132859A1 (ja) | 2007-04-23 | 2008-02-14 | 回転切削工具 |
EP08711301.5A EP2065111B1 (en) | 2007-04-23 | 2008-02-14 | Rotary cutting tool |
US12/444,659 US8186914B2 (en) | 2007-04-23 | 2008-02-14 | Rotary cutting tool |
KR1020097009427A KR20090080959A (ko) | 2007-04-23 | 2008-02-14 | 회전 절삭공구 |
CN2008800010538A CN101557899B (zh) | 2007-04-23 | 2008-02-14 | 旋转切削工具 |
TW097110368A TW200846109A (en) | 2007-04-23 | 2008-03-24 | Rotary cutting tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007113581A JP4809283B2 (ja) | 2007-04-23 | 2007-04-23 | 回転切削工具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008264964A JP2008264964A (ja) | 2008-11-06 |
JP4809283B2 true JP4809283B2 (ja) | 2011-11-09 |
Family
ID=39925329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007113581A Active JP4809283B2 (ja) | 2007-04-23 | 2007-04-23 | 回転切削工具 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8186914B2 (ja) |
EP (1) | EP2065111B1 (ja) |
JP (1) | JP4809283B2 (ja) |
KR (1) | KR20090080959A (ja) |
CN (1) | CN101557899B (ja) |
TW (1) | TW200846109A (ja) |
WO (1) | WO2008132859A1 (ja) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007030074A (ja) * | 2005-07-25 | 2007-02-08 | Mitsubishi Materials Kobe Tools Corp | ラジアスエンドミル及び切削加工方法 |
US9227253B1 (en) * | 2009-03-30 | 2016-01-05 | Steven M. Swift | Rotary cutter for machining materials |
KR101746483B1 (ko) * | 2011-06-17 | 2017-06-13 | 미츠비시 히타치 쓰루 가부시키가이샤 | 다날 엔드밀 |
JP5016737B1 (ja) * | 2011-06-17 | 2012-09-05 | 日立ツール株式会社 | 多刃エンドミル |
US9211593B2 (en) * | 2013-02-13 | 2015-12-15 | Iscar, Ltd. | End mill having an asymmetric index angle arrangement for machining titanium |
CN105939805B (zh) * | 2014-01-28 | 2018-02-02 | 京瓷株式会社 | 立铣刀以及切削加工物的制造方法 |
DE102014220328B3 (de) * | 2014-10-07 | 2015-08-27 | Sirona Dental Systems Gmbh | Erstellung einer MRT-Aufnahme |
DE102015116623A1 (de) * | 2015-09-30 | 2017-03-30 | Haimer Gmbh | Schaftfräser |
DE102015116624B4 (de) * | 2015-09-30 | 2023-06-15 | Haimer Gmbh | Schaftfräser |
US10131003B2 (en) | 2015-11-23 | 2018-11-20 | Iscar, Ltd. | Cemented carbide corner radius end mill with continuously curved rake ridge and helical flute design |
DE102016203128B3 (de) * | 2016-02-26 | 2017-06-29 | MAPAL Fabrik für Präzisionswerkzeuge Dr. Kress KG | Fräswerkzeug |
US11458551B2 (en) * | 2016-12-26 | 2022-10-04 | Moldino Tool Engineering, Ltd. | End mill |
KR102461075B1 (ko) * | 2018-06-22 | 2022-10-28 | 오에스지 가부시키가이샤 | 테이퍼 엔드 밀 |
US11897042B2 (en) * | 2018-08-09 | 2024-02-13 | Kyocera Sgs Precision Tools, Inc. | Variable radius gash |
DE102019214041A1 (de) * | 2019-09-16 | 2021-03-18 | Gühring KG | Fräswerkzeug |
KR102651350B1 (ko) | 2023-05-19 | 2024-03-26 | 주식회사 화신탑 | 볼 엔드밀 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10238334A1 (de) * | 2002-08-16 | 2004-02-26 | Sandvik Ab | Bohr- oder Fräswerkzeug und Verfahren zu dessen Herstellung |
JPH0453850Y2 (ja) | 1986-02-27 | 1992-12-17 | ||
JPH03202218A (ja) | 1989-12-28 | 1991-09-04 | Kobe Steel Ltd | テーパエンドミル |
JP2537134Y2 (ja) | 1991-08-19 | 1997-05-28 | 三菱マテリアル株式会社 | 穴明け工具 |
US5350261A (en) * | 1992-03-12 | 1994-09-27 | Mitsubishi Materials Corporation | Twist drill |
JPH06277926A (ja) * | 1993-03-26 | 1994-10-04 | Hitachi Tool Eng Ltd | テ−パボ−ルエンドミル |
ES2201412T3 (es) * | 1997-05-29 | 2004-03-16 | Black & Decker Inc. | Broca helicoidal. |
JP3539227B2 (ja) | 1998-09-14 | 2004-07-07 | 三菱マテリアル株式会社 | 穴明け工具 |
CN2394742Y (zh) * | 1999-11-30 | 2000-09-06 | 朱小坤 | 三角柄麻花钻 |
JP2004050349A (ja) | 2002-07-19 | 2004-02-19 | Akio Takewa | 深穴加工用ツイストドリル |
JP3720010B2 (ja) * | 2002-10-02 | 2005-11-24 | オーエスジー株式会社 | 深穴加工用ドリル |
JP2004209559A (ja) | 2002-12-27 | 2004-07-29 | Sumitomo Electric Ind Ltd | バックテーパ付きエンドミル |
JP2005169600A (ja) * | 2003-12-15 | 2005-06-30 | Mitsubishi Materials Corp | ドリル |
JP2005297169A (ja) | 2004-04-16 | 2005-10-27 | Nachi Fujikoshi Corp | シャンクタイプ中ぐり工具 |
JP2005319538A (ja) | 2004-05-10 | 2005-11-17 | Nachi Fujikoshi Corp | ボールエンドミル |
DE202005021064U1 (de) * | 2005-02-09 | 2007-01-25 | Günther & Co. GmbH | Tieflochbohrer |
JP2007030074A (ja) * | 2005-07-25 | 2007-02-08 | Mitsubishi Materials Kobe Tools Corp | ラジアスエンドミル及び切削加工方法 |
-
2007
- 2007-04-23 JP JP2007113581A patent/JP4809283B2/ja active Active
-
2008
- 2008-02-14 EP EP08711301.5A patent/EP2065111B1/en not_active Not-in-force
- 2008-02-14 CN CN2008800010538A patent/CN101557899B/zh not_active Expired - Fee Related
- 2008-02-14 KR KR1020097009427A patent/KR20090080959A/ko not_active Application Discontinuation
- 2008-02-14 WO PCT/JP2008/052462 patent/WO2008132859A1/ja active Application Filing
- 2008-02-14 US US12/444,659 patent/US8186914B2/en not_active Expired - Fee Related
- 2008-03-24 TW TW097110368A patent/TW200846109A/zh unknown
Also Published As
Publication number | Publication date |
---|---|
EP2065111B1 (en) | 2013-11-27 |
EP2065111A1 (en) | 2009-06-03 |
KR20090080959A (ko) | 2009-07-27 |
US20100008736A1 (en) | 2010-01-14 |
WO2008132859A1 (ja) | 2008-11-06 |
EP2065111A4 (en) | 2010-06-02 |
TW200846109A (en) | 2008-12-01 |
CN101557899A (zh) | 2009-10-14 |
JP2008264964A (ja) | 2008-11-06 |
US8186914B2 (en) | 2012-05-29 |
CN101557899B (zh) | 2010-10-27 |
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