JP7279167B2 - ドリル及び切削加工物の製造方法 - Google Patents

ドリル及び切削加工物の製造方法 Download PDF

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Publication number
JP7279167B2
JP7279167B2 JP2021536989A JP2021536989A JP7279167B2 JP 7279167 B2 JP7279167 B2 JP 7279167B2 JP 2021536989 A JP2021536989 A JP 2021536989A JP 2021536989 A JP2021536989 A JP 2021536989A JP 7279167 B2 JP7279167 B2 JP 7279167B2
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JP
Japan
Prior art keywords
groove
drill
width
rotational direction
blade
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
Application number
JP2021536989A
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English (en)
Japanese (ja)
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JPWO2021020259A1 (https=
Inventor
浩 小川
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.)
Kyocera Corp
Original Assignee
Kyocera 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 Kyocera Corp filed Critical Kyocera Corp
Publication of JPWO2021020259A1 publication Critical patent/JPWO2021020259A1/ja
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Publication of JP7279167B2 publication Critical patent/JP7279167B2/ja
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/009—Stepped drills
    • 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
    • B23B51/08—Drills combined with tool parts or tools for performing additional working
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D77/00—Reaming tools
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/40—Flutes, i.e. chip conveying grooves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/40—Flutes, i.e. chip conveying grooves
    • B23B2251/408—Spiral grooves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/44—Margins, i.e. the narrow portion of the land which is not cut away to provide clearance on the circumferential surface

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
  • Milling, Broaching, Filing, Reaming, And Others (AREA)
JP2021536989A 2019-07-26 2020-07-22 ドリル及び切削加工物の製造方法 Active JP7279167B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019137648 2019-07-26
JP2019137648 2019-07-26
PCT/JP2020/028371 WO2021020259A1 (ja) 2019-07-26 2020-07-22 ドリル及び切削加工物の製造方法

Publications (2)

Publication Number Publication Date
JPWO2021020259A1 JPWO2021020259A1 (https=) 2021-02-04
JP7279167B2 true JP7279167B2 (ja) 2023-05-22

Family

ID=74230280

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021536989A Active JP7279167B2 (ja) 2019-07-26 2020-07-22 ドリル及び切削加工物の製造方法

Country Status (4)

Country Link
US (1) US20220314344A1 (https=)
JP (1) JP7279167B2 (https=)
CN (1) CN114144274B (https=)
WO (1) WO2021020259A1 (https=)

Families Citing this family (2)

* 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

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010105119A (ja) 2008-10-29 2010-05-13 Fuji Seiko Ltd ドリルリーマ
JP2017047486A (ja) 2015-08-31 2017-03-09 マコトロイ工業株式会社 ドリル及び被穿孔品の製造方法
JP2017202541A (ja) 2016-05-11 2017-11-16 有限会社栄進機工 ドリルリーマ

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US327148A (en) * 1885-09-29 Metal-boring bit
JPH0647619A (ja) * 1992-01-06 1994-02-22 Mitsubishi Materials Corp サブランド付きリーマ
JPH0639617A (ja) * 1992-07-28 1994-02-15 Fuji Seiko Kk バニシングドリル
SE533679C2 (sv) * 2009-04-07 2010-11-30 Sandvik Intellectual Property Solid stegborr
US8734068B2 (en) * 2010-08-09 2014-05-27 Kennametal Inc. Cutting tool with unequal flute spacing
US9156094B2 (en) * 2012-01-23 2015-10-13 Irwin Industrial Tool Company Step drill for wood
CN104084626A (zh) * 2013-11-26 2014-10-08 李仕清 一种机加麻花钻的自降温技术及其加工方法
WO2016189937A1 (ja) * 2015-05-28 2016-12-01 京セラ株式会社 ドリルおよび切削加工物の製造方法
CN205551557U (zh) * 2016-02-14 2016-09-07 上海钰工机电有限公司 分层钻削高效麻花钻
CN108161083A (zh) * 2018-02-01 2018-06-15 苏州阿诺精密切削技术有限公司 用于汽车转向节主销孔加工的钻铰刀

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010105119A (ja) 2008-10-29 2010-05-13 Fuji Seiko Ltd ドリルリーマ
JP2017047486A (ja) 2015-08-31 2017-03-09 マコトロイ工業株式会社 ドリル及び被穿孔品の製造方法
JP2017202541A (ja) 2016-05-11 2017-11-16 有限会社栄進機工 ドリルリーマ

Also Published As

Publication number Publication date
CN114144274A (zh) 2022-03-04
WO2021020259A1 (ja) 2021-02-04
CN114144274B (zh) 2024-10-25
US20220314344A1 (en) 2022-10-06
JPWO2021020259A1 (https=) 2021-02-04

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