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DE2933632A1 - Spiralbohrer sowie schleifmaschine zum schleifen dieses spiralbohrers - Google Patents

Spiralbohrer sowie schleifmaschine zum schleifen dieses spiralbohrers

Info

Publication number
DE2933632A1
DE2933632A1 DE19792933632 DE2933632A DE2933632A1 DE 2933632 A1 DE2933632 A1 DE 2933632A1 DE 19792933632 DE19792933632 DE 19792933632 DE 2933632 A DE2933632 A DE 2933632A DE 2933632 A1 DE2933632 A1 DE 2933632A1
Authority
DE
Germany
Prior art keywords
angle
grinding
sleeve
cutting edges
clamping head
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.)
Ceased
Application number
DE19792933632
Other languages
German (de)
English (en)
Inventor
Hiroshi Kawaragi
Mithuo Kimura
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.)
KAWARAGI Manufacturing CO
Original Assignee
KAWARAGI Manufacturing CO
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
Priority claimed from JP10139078A external-priority patent/JPS5531523A/ja
Priority claimed from JP8804479A external-priority patent/JPS5615959A/ja
Application filed by KAWARAGI Manufacturing CO filed Critical KAWARAGI Manufacturing CO
Publication of DE2933632A1 publication Critical patent/DE2933632A1/de
Ceased 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
    • 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
    • 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
    • B23B2251/18—Configuration of the drill point

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
DE19792933632 1978-08-22 1979-08-20 Spiralbohrer sowie schleifmaschine zum schleifen dieses spiralbohrers Ceased DE2933632A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10139078A JPS5531523A (en) 1978-08-22 1978-08-22 Twist drill
JP8804479A JPS5615959A (en) 1979-07-13 1979-07-13 Twist drill grinder

Publications (1)

Publication Number Publication Date
DE2933632A1 true DE2933632A1 (de) 1980-02-28

Family

ID=26429483

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792933632 Ceased DE2933632A1 (de) 1978-08-22 1979-08-20 Spiralbohrer sowie schleifmaschine zum schleifen dieses spiralbohrers

Country Status (5)

Country Link
CA (1) CA1124108A (sv)
DE (1) DE2933632A1 (sv)
GB (1) GB2028190B (sv)
NL (1) NL7906147A (sv)
SE (1) SE7906970L (sv)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3219341A1 (de) * 1982-05-22 1983-11-24 Günther & Co GmbH & Co, 6000 Frankfurt Senkwerkzeug zum bohren ins volle
DE4406059A1 (de) * 1994-02-24 1995-10-12 Anton Wimmer Gmbh Werkzeug Und Spannvorrichtung
CN104841983A (zh) * 2015-05-29 2015-08-19 东莞豪顺家具有限公司 用于背板带底孔的铆钉加工刀具
US11278970B2 (en) 2018-10-09 2022-03-22 Milwaukee Electric Tool Corporation Drill bit
US11407039B2 (en) 2018-01-29 2022-08-09 Milwaukee Electric Tool Corporation Drill bit

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2507115A1 (fr) * 1981-06-04 1982-12-10 Atelier Rectification Affutage Outil de percage comprenant au moins trois goujures
DE19955172A1 (de) * 1999-11-16 2001-05-23 Kennametal Inc Verfahren zum Schleifen einer Bohrspitze und Bohrerspitze

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3219341A1 (de) * 1982-05-22 1983-11-24 Günther & Co GmbH & Co, 6000 Frankfurt Senkwerkzeug zum bohren ins volle
DE4406059A1 (de) * 1994-02-24 1995-10-12 Anton Wimmer Gmbh Werkzeug Und Spannvorrichtung
CN104841983A (zh) * 2015-05-29 2015-08-19 东莞豪顺家具有限公司 用于背板带底孔的铆钉加工刀具
US11407039B2 (en) 2018-01-29 2022-08-09 Milwaukee Electric Tool Corporation Drill bit
US11278970B2 (en) 2018-10-09 2022-03-22 Milwaukee Electric Tool Corporation Drill bit

Also Published As

Publication number Publication date
GB2028190A (en) 1980-03-05
CA1124108A (en) 1982-05-25
NL7906147A (nl) 1980-02-26
GB2028190B (en) 1982-06-16
SE7906970L (sv) 1980-02-23

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Legal Events

Date Code Title Description
OAP Request for examination filed
OD Request for examination
8131 Rejection