JPS6158246B2 - - Google Patents

Info

Publication number
JPS6158246B2
JPS6158246B2 JP58220996A JP22099683A JPS6158246B2 JP S6158246 B2 JPS6158246 B2 JP S6158246B2 JP 58220996 A JP58220996 A JP 58220996A JP 22099683 A JP22099683 A JP 22099683A JP S6158246 B2 JPS6158246 B2 JP S6158246B2
Authority
JP
Japan
Prior art keywords
drill
cutting edge
diameter
rake angle
outer periphery
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.)
Expired
Application number
JP58220996A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60114407A (ja
Inventor
Yoshikatsu Mori
Yoshio Doi
Hideo Fukagawa
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 Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
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 Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Priority to JP22099683A priority Critical patent/JPS60114407A/ja
Publication of JPS60114407A publication Critical patent/JPS60114407A/ja
Publication of JPS6158246B2 publication Critical patent/JPS6158246B2/ja
Granted legal-status Critical Current

Links

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
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/18—Configuration of the drill 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
    • B23B2251/24—Overall form of drilling tools
    • B23B2251/241—Cross sections of the diameter of the drill
    • 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
    • B23B2251/406—Flutes, i.e. chip conveying grooves of special form not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
JP22099683A 1983-11-24 1983-11-24 ドリル Granted JPS60114407A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22099683A JPS60114407A (ja) 1983-11-24 1983-11-24 ドリル

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22099683A JPS60114407A (ja) 1983-11-24 1983-11-24 ドリル

Publications (2)

Publication Number Publication Date
JPS60114407A JPS60114407A (ja) 1985-06-20
JPS6158246B2 true JPS6158246B2 (enrdf_load_stackoverflow) 1986-12-10

Family

ID=16759831

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22099683A Granted JPS60114407A (ja) 1983-11-24 1983-11-24 ドリル

Country Status (1)

Country Link
JP (1) JPS60114407A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08232276A (ja) * 1995-02-28 1996-09-10 Marutaka Concrete Kogyo Kk 擁壁パフォーマンスの造成工法とブロック

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2184046B (en) * 1985-12-13 1990-01-24 Skf & Dormer Tools Twist drill
EP0249104B1 (de) * 1986-06-07 1992-01-29 Hertel Aktiengesellschaft Werkzeuge + Hartstoffe Verfahren zum Anschleifen eines Spiralbohrers
DE3853518T3 (de) * 1987-12-14 2004-06-03 Mitsubishi Materials Corp. Spiralbohrer.
US5888036A (en) * 1990-02-27 1999-03-30 Hitachi Seiko, Ltd. Drill bit and step feeding method
EP1275458A1 (en) 2001-07-10 2003-01-15 Mitsubishi Materials Corporation Drill
JP2004268165A (ja) * 2003-03-05 2004-09-30 Honda Motor Co Ltd 深穴加工用ドリル
GB0320148D0 (en) * 2003-08-28 2003-10-01 Dormer Tools Sheffield Ltd Partially coated drill tool
US8840346B2 (en) * 2008-05-23 2014-09-23 Kyocera Corporation Drill, cutting insert, and method of manufacturing cut product
JP7456565B1 (ja) * 2023-01-12 2024-03-27 住友電工ハードメタル株式会社 ドリル

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5414089A (en) * 1977-07-05 1979-02-01 Caterpillar Mitsubishi Ltd Drill with chip breaker for high hardness
JPS5548511A (en) * 1978-10-02 1980-04-07 Sumitomo Electric Ind Ltd Drill
JPS5943247B2 (ja) * 1979-06-25 1984-10-20 三菱マテリアル株式会社 表面被覆超硬合金製ミニチユアドリル
JPS5943246B2 (ja) * 1979-06-25 1984-10-20 三菱マテリアル株式会社 表面被覆超硬合金製ミニチユアドリル
JPS57132908A (en) * 1981-02-10 1982-08-17 Asahi Malleable Iron Co Ltd Drill
JPS5840309U (ja) * 1981-07-21 1983-03-16 住友電気工業株式会社 孔明け工具
JPS5866607A (ja) * 1981-10-16 1983-04-20 Toshiba Corp ドリル

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08232276A (ja) * 1995-02-28 1996-09-10 Marutaka Concrete Kogyo Kk 擁壁パフォーマンスの造成工法とブロック

Also Published As

Publication number Publication date
JPS60114407A (ja) 1985-06-20

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