CN118613341A - 钻头及切削方法 - Google Patents

钻头及切削方法 Download PDF

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Publication number
CN118613341A
CN118613341A CN202280090222.XA CN202280090222A CN118613341A CN 118613341 A CN118613341 A CN 118613341A CN 202280090222 A CN202280090222 A CN 202280090222A CN 118613341 A CN118613341 A CN 118613341A
Authority
CN
China
Prior art keywords
cutting edge
curved portion
curvature
radius
main cutting
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
CN202280090222.XA
Other languages
English (en)
Chinese (zh)
Inventor
牧内佑介
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
Publication of CN118613341A publication Critical patent/CN118613341A/zh
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B35/00—Methods for boring or drilling, or for working essentially requiring the use of boring or drilling machines; Use of auxiliary equipment in connection with such methods
    • 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
    • B23B2222/00—Materials of tools or workpieces composed of metals, alloys or metal matrices
    • B23B2222/84—Steel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/12—Cross sectional views of the cutting edges
    • B23B2251/122—Bevelled 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
    • B23B2251/12—Cross sectional views of the cutting edges
    • B23B2251/125—Rounded cutting edges

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
CN202280090222.XA 2022-06-29 2022-06-29 钻头及切削方法 Pending CN118613341A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/025935 WO2024004075A1 (ja) 2022-06-29 2022-06-29 ドリル及び切削方法

Publications (1)

Publication Number Publication Date
CN118613341A true CN118613341A (zh) 2024-09-06

Family

ID=89382374

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280090222.XA Pending CN118613341A (zh) 2022-06-29 2022-06-29 钻头及切削方法

Country Status (5)

Country Link
US (1) US12605773B2 (https=)
EP (1) EP4549065A4 (https=)
JP (1) JP7589425B2 (https=)
CN (1) CN118613341A (https=)
WO (1) WO2024004075A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD1061644S1 (en) * 2021-12-02 2025-02-11 Sumitomo Electric Hardmetal Corp. Drill
USD1061643S1 (en) * 2021-12-02 2025-02-11 Sumitomo Electric Hardmetal Corp. Drill
WO2025187212A1 (ja) * 2024-03-06 2025-09-12 株式会社Moldino ドリル
JP1784957S (ja) * 2024-05-23 2024-11-19 ドリルヘッド

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59219108A (ja) * 1983-05-25 1984-12-10 Sumitomo Electric Ind Ltd ドリル
EP0690758B1 (en) * 1993-11-15 2002-07-03 Rogers Tool Works, Inc. Surface decarburization of a drill bit having a refined primary cutting edge
JPH11114713A (ja) 1997-10-09 1999-04-27 Nissan Motor Co Ltd 極小径ドリル及び穴あけ加工方法
JP3477183B2 (ja) * 2001-06-15 2003-12-10 オーエスジー株式会社 ダイヤモンド被覆切削工具
JP2006055965A (ja) * 2004-08-23 2006-03-02 Osg Corp 低加工硬化超硬ドリル
DE102005003496A1 (de) 2005-01-25 2006-07-27 Gühring, Jörg, Dr. Variabler Schneidkantenabzug für Bohrwerkzeuge
JP4471894B2 (ja) 2005-07-01 2010-06-02 オーエスジー株式会社 低加工硬化超硬ドリル
JP2014008549A (ja) * 2012-06-28 2014-01-20 Sumitomo Electric Hardmetal Corp ドリル
JP6287197B2 (ja) * 2013-12-26 2018-03-07 三菱マテリアル株式会社 ドリル用インサートおよび刃先交換式ドリル
JP2016175141A (ja) 2015-03-19 2016-10-06 三菱マテリアル株式会社 硬質炭素被膜付切削工具
JP6439200B2 (ja) 2015-11-25 2018-12-19 住友電工ハードメタル株式会社 表面被覆切削工具の製造方法
CN113195139B (zh) 2018-10-11 2025-02-25 株式会社不二越 硬质皮膜包覆钻头
DE102019102334A1 (de) * 2019-01-30 2020-07-30 Kennametal Inc. Verfahren zur Herstellung eines Schneidwerkzeugs sowie Schneidwerkzeug

Also Published As

Publication number Publication date
US20240307979A1 (en) 2024-09-19
EP4549065A4 (en) 2025-09-17
EP4549065A1 (en) 2025-05-07
WO2024004075A1 (ja) 2024-01-04
JP7589425B2 (ja) 2024-11-26
US12605773B2 (en) 2026-04-21
JPWO2024004075A1 (https=) 2024-01-04

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