CN103506668A - 钻头 - Google Patents

钻头 Download PDF

Info

Publication number
CN103506668A
CN103506668A CN201310259858.5A CN201310259858A CN103506668A CN 103506668 A CN103506668 A CN 103506668A CN 201310259858 A CN201310259858 A CN 201310259858A CN 103506668 A CN103506668 A CN 103506668A
Authority
CN
China
Prior art keywords
curved surface
radius
drill bit
cutting edge
curvature
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
CN201310259858.5A
Other languages
English (en)
Chinese (zh)
Inventor
栗塚和昌
神代政章
西健太
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 CN103506668A publication Critical patent/CN103506668A/zh
Pending legal-status Critical Current

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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
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
    • B23P15/32—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools twist-drills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
    • B24B3/24—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills
    • B24B3/26—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills
    • B24B3/32—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills for thinning the point
    • 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
    • B23B2251/12—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
    • 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
    • B23B2251/443—Double margin drills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
CN201310259858.5A 2012-06-28 2013-06-26 钻头 Pending CN103506668A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012145133A JP2014008549A (ja) 2012-06-28 2012-06-28 ドリル
JP2012-145133 2012-06-28

Publications (1)

Publication Number Publication Date
CN103506668A true CN103506668A (zh) 2014-01-15

Family

ID=49754350

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310259858.5A Pending CN103506668A (zh) 2012-06-28 2013-06-26 钻头

Country Status (3)

Country Link
JP (1) JP2014008549A (ja)
CN (1) CN103506668A (ja)
DE (1) DE102013212122A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106573317A (zh) * 2014-09-19 2017-04-19 住友电工硬质合金株式会社 钻头
CN114585464A (zh) * 2019-10-15 2022-06-03 住友电工硬质合金株式会社 钻头

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP6288585B2 (ja) * 2014-06-17 2018-03-07 住友電工ハードメタル株式会社 ドリル
JP6253533B2 (ja) * 2014-07-01 2017-12-27 株式会社神戸製鋼所 切削工具の製造方法
EP3733334A4 (en) * 2017-12-26 2021-09-22 Moldino Tool Engineering, Ltd. FOREST
JP7055761B2 (ja) * 2019-02-15 2022-04-18 株式会社タンガロイ 被覆切削工具
WO2024004075A1 (ja) * 2022-06-29 2024-01-04 住友電工ハードメタル株式会社 ドリル及び切削方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01103214A (ja) * 1987-10-13 1989-04-20 Nachi Fujikoshi Corp ドリル
JPH0230407A (ja) * 1988-07-19 1990-01-31 Sumitomo Electric Ind Ltd 刃先強化切削工具およびその製造方法
JP2001287110A (ja) * 2000-04-10 2001-10-16 Mitsubishi Materials Corp ドリル
JP2004268230A (ja) * 2003-03-11 2004-09-30 Mitsubishi Materials Corp ドリル
CN1756610A (zh) * 2003-01-30 2006-04-05 钴碳化钨硬质合金公司 用于制造平底孔的钻头
JP2007050477A (ja) * 2005-08-18 2007-03-01 Mitsubishi Materials Kobe Tools Corp 超高圧焼結体チップ付きドリル
CN2933668Y (zh) * 2006-08-16 2007-08-15 大连轻工业学院 硬质合金高效钻尖
JP2009018360A (ja) * 2007-07-10 2009-01-29 Sumitomo Electric Hardmetal Corp 金属加工用ドリル

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5286933B2 (ja) * 2007-05-24 2013-09-11 三菱マテリアル株式会社 ドリル
JP4858859B2 (ja) * 2008-04-15 2012-01-18 住友電工ハードメタル株式会社 ダブルマージン付きドリル
WO2010038279A1 (ja) * 2008-09-30 2010-04-08 オーエスジー株式会社 ドリル

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01103214A (ja) * 1987-10-13 1989-04-20 Nachi Fujikoshi Corp ドリル
JPH0230407A (ja) * 1988-07-19 1990-01-31 Sumitomo Electric Ind Ltd 刃先強化切削工具およびその製造方法
JP2001287110A (ja) * 2000-04-10 2001-10-16 Mitsubishi Materials Corp ドリル
CN1756610A (zh) * 2003-01-30 2006-04-05 钴碳化钨硬质合金公司 用于制造平底孔的钻头
JP2004268230A (ja) * 2003-03-11 2004-09-30 Mitsubishi Materials Corp ドリル
JP2007050477A (ja) * 2005-08-18 2007-03-01 Mitsubishi Materials Kobe Tools Corp 超高圧焼結体チップ付きドリル
CN2933668Y (zh) * 2006-08-16 2007-08-15 大连轻工业学院 硬质合金高效钻尖
JP2009018360A (ja) * 2007-07-10 2009-01-29 Sumitomo Electric Hardmetal Corp 金属加工用ドリル

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106573317A (zh) * 2014-09-19 2017-04-19 住友电工硬质合金株式会社 钻头
CN114585464A (zh) * 2019-10-15 2022-06-03 住友电工硬质合金株式会社 钻头

Also Published As

Publication number Publication date
DE102013212122A1 (de) 2014-01-02
JP2014008549A (ja) 2014-01-20

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PB01 Publication
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SE01 Entry into force of request for substantive examination
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WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20140115