JP5065481B2 - 切削インサートを備えるドリル工具 - Google Patents
切削インサートを備えるドリル工具 Download PDFInfo
- Publication number
- JP5065481B2 JP5065481B2 JP2010512049A JP2010512049A JP5065481B2 JP 5065481 B2 JP5065481 B2 JP 5065481B2 JP 2010512049 A JP2010512049 A JP 2010512049A JP 2010512049 A JP2010512049 A JP 2010512049A JP 5065481 B2 JP5065481 B2 JP 5065481B2
- Authority
- JP
- Japan
- Prior art keywords
- insert
- blade
- cutting
- partial
- rotation axis
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/0002—Drills with connected cutting heads, e.g. with non-exchangeable cutting heads; Drills with a single insert extending across the rotational axis and having at least two radially extending cutting edges in the working position
- B23B51/0003—Drills with connected cutting heads, e.g. with non-exchangeable cutting heads; Drills with a single insert extending across the rotational axis and having at least two radially extending cutting edges in the working position with exchangeable heads or inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2200/00—Details of cutting inserts
- B23B2200/12—Side or flank surfaces
- B23B2200/125—Side or flank surfaces discontinuous
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2205/00—Fixation of cutting inserts in holders
- B23B2205/12—Seats for cutting inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2251/00—Details of tools for drilling machines
- B23B2251/50—Drilling tools comprising cutting inserts
-
- 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
- Y10T407/23—Cutters, for shaping including tool having plural alternatively usable 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
- Y10T408/905—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
- Y10T408/905—Having stepped cutting edges
- Y10T408/906—Axially spaced
-
- 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
- Y10T408/907—Tool or Tool with support including detailed shank
-
- 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
- Y10T408/9098—Having peripherally spaced cutting edges with means to retain Tool to support
-
- 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
- Y10T408/9098—Having peripherally spaced cutting edges with means to retain Tool to support
- Y10T408/90993—Screw driven means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling Tools (AREA)
Description
Claims (5)
- 回転軸を有するドリル本体と、
前記ドリル本体の先端部に前記回転軸に近接して装着され、対称軸を備え、4つの切削刃及び4つの丸いコーナー部からなる軸対称の輪郭線を有する内側インサートと、
前記内側インサートと同一のインサートであって、前記ドリル本体の先端部に装着され、前記内側インサートより前記回転軸から遠い位置に装着される外側インサートを備えるドリル工具において、
前記内側インサートと前記外側インサートとは、その回転軌跡が一部重畳し、前記回転軌跡が重畳する領域で前記内側インサートの切削刃と前記外側インサートの切削刃とは、前記回転軸に向かって被削材方向に傾き、
前記重畳領域での前記内側インサートの切削刃の回転軌跡は前記外側インサートの切削刃の回転軌跡よりドリル本体の回転軸に沿って被削材方向に突出し、
前記内側インサート及び前記外側インサートの前面切削刃は、前記回転軸より遠い側から部分直線状の第1部分刃、遷移部分刃、及び第2部分刃からなり、第1部分刃と遷移部分刃のカップリング部は凸部をなし、遷移部分刃と第2部分刃のカップリング部は凹部をなすように屈曲したことを特徴とするドリル工具。 - 前記内側インサートの前面切削刃の第1部分刃は、前記回転軸に向かって被削材方向に傾き、
前記外側インサートの前面切削刃の最先端コーナー部は前記内側インサートの前面切削刃の第1部分刃の後方に位置することを特徴とする請求項1に記載のドリル工具。 - 前記外側インサートの前面切削刃の遷移部分刃は、前記内側インサートの前面切削刃の第2部分刃より被削材方向の前方に位置することを特徴とする請求項1または請求項2のいずれか1項記載のドリル工具。
- 前記外側インサートの前面切削刃の第1部分刃は、前記回転軸に向かって被削材方向に傾き、前記外側インサートの前面切削刃の遷移部分刃は前記回転軸に向かって被削材から遠くなる方向に傾くことを特徴とする請求項1または請求項2のいずれか1項記載のドリル工具。
- 前記内側インサートと前記外側インサートとは、底面と、互いに回転対称形である四つの側壁とを備え、
前記側壁は、前記底面に隣接して平らな下部側面と、前記下部側面から延びて屈曲した上部側面とを備え、
各インサートは、前記底面と二つの側壁の平らな下部側面でのみドリル本体に接触支持されることを特徴とする請求項1または請求項2のいずれか1項記載のドリル工具。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/KR2007/002879 WO2008153233A1 (en) | 2007-06-14 | 2007-06-14 | Drill with cutting inserts |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012077102A Division JP5481514B2 (ja) | 2012-03-29 | 2012-03-29 | ドリル工具用ドリル本体 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010528890A JP2010528890A (ja) | 2010-08-26 |
JP5065481B2 true JP5065481B2 (ja) | 2012-10-31 |
Family
ID=40129827
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010512049A Active JP5065481B2 (ja) | 2007-06-14 | 2007-06-14 | 切削インサートを備えるドリル工具 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8480337B2 (ja) |
EP (2) | EP2167262B2 (ja) |
JP (1) | JP5065481B2 (ja) |
KR (2) | KR101105117B1 (ja) |
CN (1) | CN101720265B (ja) |
BR (1) | BRPI0721757A2 (ja) |
WO (1) | WO2008153233A1 (ja) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101105117B1 (ko) | 2007-06-14 | 2012-01-17 | 대구텍 유한회사 | 드릴 공구 |
JP4965667B2 (ja) * | 2007-12-27 | 2012-07-04 | 京セラ株式会社 | ドリル |
CN101959633B (zh) * | 2008-02-27 | 2014-04-16 | 京瓷株式会社 | 钻头用切削镶刀和钻头、以及使用其的切削方法 |
US8840346B2 (en) * | 2008-05-23 | 2014-09-23 | Kyocera Corporation | Drill, cutting insert, and method of manufacturing cut product |
FR2935914B1 (fr) * | 2008-09-16 | 2012-07-27 | Sarl Fac | Outil de coupe plat et porte-outil associe. |
CN102119066B (zh) * | 2008-09-29 | 2014-10-29 | 京瓷株式会社 | 切削镶刀、切削工具以及使用该切削镶刀和切削工具的切削方法 |
KR101059288B1 (ko) * | 2008-11-18 | 2011-08-24 | 대구텍 유한회사 | 드릴용 절삭공구 |
JP5553128B2 (ja) * | 2011-02-24 | 2014-07-16 | 株式会社タンガロイ | 切削インサート及び刃先交換式エンドミル |
JP5696782B2 (ja) * | 2011-04-26 | 2015-04-08 | 株式会社タンガロイ | 切削インサートおよび刃先交換式回転切削工具 |
AT12700U1 (de) * | 2011-07-05 | 2012-10-15 | Ceratizit Austria Gmbh | Bohrer-schneideinsatz |
KR101222291B1 (ko) * | 2011-07-20 | 2013-01-15 | 대구텍 유한회사 | 드릴 공구 |
DE102012014092B4 (de) * | 2011-07-22 | 2020-12-17 | Kennametal India Ltd. | Indexierbarer Bohreinsatz sowie Bohrkörper mit indexierbarem Bohreinsatz |
DE102012012980B4 (de) | 2011-07-22 | 2019-10-17 | Kennametal India Ltd. | Bohrwerkzeug |
CN103702789B (zh) * | 2011-07-22 | 2018-06-08 | 钴碳化钨硬质合金印度有限公司 | 可转位的钻头镶片 |
CN103447591B (zh) * | 2012-05-28 | 2020-02-28 | 钴碳化钨硬质合金印度有限公司 | 四角形的可转位的钻头镶片 |
DE112014000529B4 (de) | 2013-01-23 | 2023-04-06 | Kennametal India Limited | Wendeschneidplatte sowie bohrer und bohrkörer mit einer solchen wendeschneidplatte |
DE102014102173B4 (de) * | 2013-03-22 | 2021-06-10 | Kennametal India Limited | Schneideinsatz mit einem linearen und einem konkaven schneidkantenabschnitt sowie bohrwerkzeug |
US9724761B2 (en) * | 2013-03-22 | 2017-08-08 | Kennametal India Limited | Cutting insert with a linear and a concave cutting edge portion |
DE102015213016A1 (de) * | 2014-07-25 | 2016-01-28 | Kennametal India Limited | Indexierbare Einsätze und diese enthaltende Bohrer |
CN108349020B (zh) * | 2015-11-09 | 2020-10-09 | 京瓷株式会社 | 钻头以及切削加工物的制造方法 |
JP6612152B2 (ja) | 2016-03-03 | 2019-11-27 | 住友電工ハードメタル株式会社 | 切削インサートおよび切削工具 |
CN107159942B (zh) * | 2017-07-05 | 2023-08-18 | 森泰英格(成都)数控刀具股份有限公司 | 一种有效避免刃口破损的钻削工具 |
CN112077370A (zh) | 2019-06-13 | 2020-12-15 | 肯纳金属印度有限公司 | 可转位钻头刀片 |
CN112077369A (zh) | 2019-06-13 | 2020-12-15 | 肯纳金属印度有限公司 | 可转位钻头刀片 |
CN112388033A (zh) | 2019-08-14 | 2021-02-23 | 肯纳金属印度有限公司 | 可转位钻头刀片 |
CN111604510B (zh) * | 2020-05-26 | 2022-06-24 | 河北师范大学 | 一种不锈钢深槽加工的组合刀具 |
KR102551397B1 (ko) * | 2022-12-23 | 2023-07-04 | 주식회사 와이지-원 | 절삭인서트 및 이를 포함하는 드릴공구 |
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-
2007
- 2007-06-14 KR KR1020097025864A patent/KR101105117B1/ko active IP Right Grant
- 2007-06-14 US US12/664,519 patent/US8480337B2/en active Active
- 2007-06-14 KR KR1020117024565A patent/KR101104979B1/ko active IP Right Grant
- 2007-06-14 JP JP2010512049A patent/JP5065481B2/ja active Active
- 2007-06-14 BR BRPI0721757-9A patent/BRPI0721757A2/pt not_active IP Right Cessation
- 2007-06-14 WO PCT/KR2007/002879 patent/WO2008153233A1/en active Application Filing
- 2007-06-14 EP EP07746913.8A patent/EP2167262B2/en active Active
- 2007-06-14 CN CN2007800533292A patent/CN101720265B/zh active Active
- 2007-06-14 EP EP12176931.9A patent/EP2514544B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP2167262B1 (en) | 2013-07-03 |
WO2008153233A1 (en) | 2008-12-18 |
KR101104979B1 (ko) | 2012-01-16 |
EP2167262B2 (en) | 2018-10-31 |
CN101720265A (zh) | 2010-06-02 |
EP2514544B1 (en) | 2020-09-09 |
BRPI0721757A2 (pt) | 2013-02-19 |
US20100178122A1 (en) | 2010-07-15 |
KR20100018550A (ko) | 2010-02-17 |
JP2010528890A (ja) | 2010-08-26 |
KR20110121659A (ko) | 2011-11-07 |
CN101720265B (zh) | 2012-02-08 |
EP2167262A1 (en) | 2010-03-31 |
EP2514544A1 (en) | 2012-10-24 |
KR101105117B1 (ko) | 2012-01-17 |
EP2167262A4 (en) | 2012-03-21 |
US8480337B2 (en) | 2013-07-09 |
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