JP7095832B1 - ドリルヘッド、先端交換式ドリル及びドリル - Google Patents

ドリルヘッド、先端交換式ドリル及びドリル Download PDF

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Publication number
JP7095832B1
JP7095832B1 JP2021576418A JP2021576418A JP7095832B1 JP 7095832 B1 JP7095832 B1 JP 7095832B1 JP 2021576418 A JP2021576418 A JP 2021576418A JP 2021576418 A JP2021576418 A JP 2021576418A JP 7095832 B1 JP7095832 B1 JP 7095832B1
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Japan
Prior art keywords
cutting edge
thinning
central axis
flank
drill
Prior art date
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Application number
JP2021576418A
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English (en)
Japanese (ja)
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JPWO2022201298A5 (https=
JPWO2022201298A1 (https=
Inventor
弘児 高橋
政章 神代
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Electric Hardmetal Corp
Original Assignee
Sumitomo Electric Hardmetal Corp
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 by Sumitomo Electric Hardmetal Corp filed Critical Sumitomo Electric Hardmetal Corp
Application granted granted Critical
Publication of JP7095832B1 publication Critical patent/JP7095832B1/ja
Publication of JPWO2022201298A1 publication Critical patent/JPWO2022201298A1/ja
Publication of JPWO2022201298A5 publication Critical patent/JPWO2022201298A5/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B23B51/02—Twist drills
    • 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
    • B23B51/0004—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 with cutting heads or inserts attached by screw means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/04—Angles, e.g. cutting angles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/08—Side or plan views of cutting edges
    • B23B2251/082—Curved cutting edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/14—Configuration of the cutting part, i.e. the main cutting edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/18—Configuration of the drill point
    • B23B2251/182—Web thinning

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
JP2021576418A 2021-03-23 2021-03-23 ドリルヘッド、先端交換式ドリル及びドリル Active JP7095832B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/011958 WO2022201298A1 (ja) 2021-03-23 2021-03-23 ドリルヘッド、先端交換式ドリル及びドリル

Publications (3)

Publication Number Publication Date
JP7095832B1 true JP7095832B1 (ja) 2022-07-05
JPWO2022201298A1 JPWO2022201298A1 (https=) 2022-09-29
JPWO2022201298A5 JPWO2022201298A5 (https=) 2023-02-20

Family

ID=82308085

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021576418A Active JP7095832B1 (ja) 2021-03-23 2021-03-23 ドリルヘッド、先端交換式ドリル及びドリル

Country Status (5)

Country Link
US (1) US20240165717A1 (https=)
EP (1) EP4316710A4 (https=)
JP (1) JP7095832B1 (https=)
CN (1) CN116615298A (https=)
WO (1) WO2022201298A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7740462B1 (ja) 2024-08-05 2025-09-17 株式会社タンガロイ 穴あけ工具
JP7823303B1 (ja) * 2025-02-05 2026-03-04 住友電工ハードメタル株式会社 ドリルヘッド、先端交換式ドリル及びドリル

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0263912U (https=) * 1988-11-02 1990-05-14
JPH07308814A (ja) * 1994-05-13 1995-11-28 Mitsubishi Materials Corp ドリル
JP2006231468A (ja) * 2005-02-25 2006-09-07 Osg Corp 非鉄金属加工用ドリル
JP2012030306A (ja) * 2010-07-29 2012-02-16 Hitachi Tool Engineering Ltd ドリル及びそれを用いた穴加工方法
JP2013215857A (ja) * 2012-04-11 2013-10-24 Sumitomo Electric Hardmetal Corp 刃先交換式ドリル
JP2014083645A (ja) * 2012-10-25 2014-05-12 Sumitomo Electric Hardmetal Corp 小径ドリル
WO2019176452A1 (ja) * 2018-03-16 2019-09-19 三菱日立ツール株式会社 ドリル
JP2019171493A (ja) * 2018-03-27 2019-10-10 三菱マテリアル株式会社 ドリル
WO2021038841A1 (ja) * 2019-08-30 2021-03-04 オーエスジー株式会社 ドリル

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4756650A (en) * 1986-11-26 1988-07-12 Kabushiki Kaisha Kobe Seiko Sho Twist drill
JP3170203B2 (ja) * 1996-08-19 2001-05-28 オーエスジー株式会社 ドリルの研削方法およびドリル
JP2002126925A (ja) * 2000-10-25 2002-05-08 Mmc Kobelco Tool Kk ツイストドリル
DE102008027705B4 (de) * 2008-06-11 2024-06-13 Gühring KG Mehrschneidiges Bohrwerkzeug zur Zerspanung von schwer zerspanbaren, insbesondere langspanenden Werkstoffen
JP6108264B2 (ja) * 2012-10-30 2017-04-05 住友電工ハードメタル株式会社 ２枚刃ダブルマージンドリル
JP6342662B2 (ja) * 2014-01-29 2018-06-13 京セラ株式会社 ドリルおよびそれを用いた切削加工物の製造方法
JP6589462B2 (ja) * 2015-08-27 2019-10-16 三菱マテリアル株式会社 ドリル
JP5940205B1 (ja) * 2015-10-20 2016-06-29 日進工具株式会社 ドリル
JP2017087342A (ja) * 2015-11-09 2017-05-25 有限会社マザム技研 ツイストドリル
WO2017179689A1 (ja) * 2016-04-15 2017-10-19 三菱日立ツール株式会社 小径ドリル
US11141799B2 (en) * 2017-06-13 2021-10-12 Sumitomo Electric Hardmetal Corp. Drill
JP6834810B2 (ja) * 2017-06-28 2021-02-24 株式会社Ｍｏｌｄｉｎｏ ドリル
KR102354090B1 (ko) 2017-09-07 2022-01-24 오에스지 가부시키가이샤 드릴
KR102381868B1 (ko) * 2018-05-21 2022-04-04 오에스지 가부시키가이샤 드릴
EP3998131A4 (en) * 2019-07-08 2023-08-02 Mitsubishi Materials Corporation DRILL
CN114585464A (zh) * 2019-10-15 2022-06-03 住友电工硬质合金株式会社 钻头

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0263912U (https=) * 1988-11-02 1990-05-14
JPH07308814A (ja) * 1994-05-13 1995-11-28 Mitsubishi Materials Corp ドリル
JP2006231468A (ja) * 2005-02-25 2006-09-07 Osg Corp 非鉄金属加工用ドリル
JP2012030306A (ja) * 2010-07-29 2012-02-16 Hitachi Tool Engineering Ltd ドリル及びそれを用いた穴加工方法
JP2013215857A (ja) * 2012-04-11 2013-10-24 Sumitomo Electric Hardmetal Corp 刃先交換式ドリル
JP2014083645A (ja) * 2012-10-25 2014-05-12 Sumitomo Electric Hardmetal Corp 小径ドリル
WO2019176452A1 (ja) * 2018-03-16 2019-09-19 三菱日立ツール株式会社 ドリル
JP2019171493A (ja) * 2018-03-27 2019-10-10 三菱マテリアル株式会社 ドリル
WO2021038841A1 (ja) * 2019-08-30 2021-03-04 オーエスジー株式会社 ドリル

Also Published As

Publication number Publication date
WO2022201298A1 (ja) 2022-09-29
EP4316710A1 (en) 2024-02-07
EP4316710A4 (en) 2024-05-15
CN116615298A (zh) 2023-08-18
JPWO2022201298A1 (https=) 2022-09-29
US20240165717A1 (en) 2024-05-23

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