SE501515C2 - Spiralborr med förbättrad böjstyvhet - Google Patents

Spiralborr med förbättrad böjstyvhet

Info

Publication number
SE501515C2
SE501515C2 SE9300703A SE9300703A SE501515C2 SE 501515 C2 SE501515 C2 SE 501515C2 SE 9300703 A SE9300703 A SE 9300703A SE 9300703 A SE9300703 A SE 9300703A SE 501515 C2 SE501515 C2 SE 501515C2
Authority
SE
Sweden
Prior art keywords
tip
angle
drill
transition
degrees
Prior art date
Application number
SE9300703A
Other languages
English (en)
Swedish (sv)
Other versions
SE9300703D0 (sv
SE9300703L (sv
Inventor
Tommy Tukala
Leif Karlsson
Original Assignee
Sandvik Ab
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 Sandvik Ab filed Critical Sandvik Ab
Priority to SE9300703A priority Critical patent/SE501515C2/sv
Publication of SE9300703D0 publication Critical patent/SE9300703D0/xx
Priority to AT94850031T priority patent/ATE136832T1/de
Priority to DE69400144T priority patent/DE69400144T2/de
Priority to EP94850031A priority patent/EP0613746B1/de
Priority to US08/202,634 priority patent/US5429458A/en
Priority to JP03362594A priority patent/JP3457988B2/ja
Publication of SE9300703L publication Critical patent/SE9300703L/xx
Publication of SE501515C2 publication Critical patent/SE501515C2/sv

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
    • B23B51/00—Tools for drilling machines
    • 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
    • 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
    • B23B2251/50—Drilling tools comprising cutting inserts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T408/00—Cutting by use of rotating axially moving tool
    • Y10T408/89—Tool or Tool with support
    • Y10T408/905—Having stepped cutting edges
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T408/00—Cutting by use of rotating axially moving tool
    • Y10T408/89—Tool or Tool with support
    • Y10T408/909—Having peripherally spaced cutting edges
    • Y10T408/9095—Having peripherally spaced cutting edges with axially extending relief channel
    • Y10T408/9097—Spiral channel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
SE9300703A 1993-03-03 1993-03-03 Spiralborr med förbättrad böjstyvhet SE501515C2 (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE9300703A SE501515C2 (sv) 1993-03-03 1993-03-03 Spiralborr med förbättrad böjstyvhet
AT94850031T ATE136832T1 (de) 1993-03-03 1994-02-24 Spiralbohrer
DE69400144T DE69400144T2 (de) 1993-03-03 1994-02-24 Spiralbohrer
EP94850031A EP0613746B1 (de) 1993-03-03 1994-02-24 Spiralbohrer
US08/202,634 US5429458A (en) 1993-03-03 1994-02-28 Spiral drill
JP03362594A JP3457988B2 (ja) 1993-03-03 1994-03-03 スパイラルドリル

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9300703A SE501515C2 (sv) 1993-03-03 1993-03-03 Spiralborr med förbättrad böjstyvhet

Publications (3)

Publication Number Publication Date
SE9300703D0 SE9300703D0 (sv) 1993-03-03
SE9300703L SE9300703L (sv) 1994-09-04
SE501515C2 true SE501515C2 (sv) 1995-03-06

Family

ID=20389094

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9300703A SE501515C2 (sv) 1993-03-03 1993-03-03 Spiralborr med förbättrad böjstyvhet

Country Status (6)

Country Link
US (1) US5429458A (de)
EP (1) EP0613746B1 (de)
JP (1) JP3457988B2 (de)
AT (1) ATE136832T1 (de)
DE (1) DE69400144T2 (de)
SE (1) SE501515C2 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997040953A1 (en) * 1996-05-02 1997-11-06 Sandvik Ab Drill
CN1087987C (zh) * 1996-05-02 2002-07-24 桑德维克公司 钻头

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5791833A (en) * 1994-12-29 1998-08-11 Kennametal Inc. Cutting insert having a chipbreaker for thin chips
US5704740A (en) * 1995-06-26 1998-01-06 Walter Ag Drilling tool, particularly for metallic materials
SE511224C2 (sv) * 1997-04-30 1999-08-30 Seco Tools Ab Borrverktyg
US6000887A (en) * 1998-05-19 1999-12-14 Ingersoll Cutting Tool Company Stiff drill
SE525241C2 (sv) * 2002-05-29 2005-01-11 Sandvik Ab Borrverktygsats, borrverktyg samt indexerbart borrskär härför
JP4870498B2 (ja) * 2006-04-28 2012-02-08 ユニオンツール株式会社 回転切削工具
WO2007125613A1 (ja) * 2006-04-28 2007-11-08 Union Tool Co. 回転切削工具
US7806754B2 (en) * 2007-10-17 2010-10-05 Joni Stoughton Poultry press
JP2010110847A (ja) * 2008-11-05 2010-05-20 Mitsubishi Materials Corp インサート式ドリル
CN102802850A (zh) * 2009-06-02 2012-11-28 株式会社钨钛合金 刀头更换式钻头及钻头主体
WO2015030212A1 (ja) * 2013-08-30 2015-03-05 株式会社タンガロイ 刃先交換式ドリルのボデーおよびドリル
JP6462364B2 (ja) * 2015-01-10 2019-01-30 京セラ株式会社 スローアウェイ式ドリル及びそれを用いた切削加工物の製造方法
JP6691549B2 (ja) * 2015-10-28 2020-04-28 京セラ株式会社 ドリル用ホルダ、ドリル及び切削加工物の製造方法
EP3401042B1 (de) 2017-05-11 2020-07-22 Sandvik Intellectual Property AB Bohrkörper und bohrer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2897695A (en) * 1959-02-24 1959-08-04 James C Winslow Drill countersink bit
SE411310B (sv) * 1976-11-17 1979-12-17 Sandvik Ab Borr, foretredesvis med vendsker
DE7721135U1 (de) * 1977-07-06 1979-01-04 Komet Stahlhalter- Und Werkzeugfabrik Robert Breuning Gmbh, 7122 Besigheim Bohrwerkzeug fuer bohrungen in metallvollmaterial von werkstuecken
CH625443A5 (en) * 1977-11-21 1981-09-30 Grob Ernst Fa Drill with square indexable carbide inserts
DE3325149A1 (de) * 1983-07-12 1985-01-24 Gühring, Gottlieb, 7470 Albstadt Zweischneidiges wendelbohrwerkzeug als kombiniertes zentrier-, bohr- und aufbohrwerkzeug
DE8536123U1 (de) * 1985-12-21 1987-04-16 Komet Stahlhalter- Und Werkzeugfabrik Robert Breuning Gmbh, 7122 Besigheim Bohrwerkzeug
DE3939291A1 (de) * 1989-11-28 1991-05-29 Messerschmitt Boelkow Blohm Werkzeug-aufnahmesystem

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997040953A1 (en) * 1996-05-02 1997-11-06 Sandvik Ab Drill
CN1087987C (zh) * 1996-05-02 2002-07-24 桑德维克公司 钻头

Also Published As

Publication number Publication date
ATE136832T1 (de) 1996-05-15
DE69400144T2 (de) 1996-08-29
EP0613746A3 (de) 1994-12-21
EP0613746A2 (de) 1994-09-07
EP0613746B1 (de) 1996-04-17
JPH06297220A (ja) 1994-10-25
JP3457988B2 (ja) 2003-10-20
US5429458A (en) 1995-07-04
DE69400144D1 (de) 1996-05-23
SE9300703D0 (sv) 1993-03-03
SE9300703L (sv) 1994-09-04

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