ATE136832T1 - Spiralbohrer - Google Patents

Spiralbohrer

Info

Publication number
ATE136832T1
ATE136832T1 AT94850031T AT94850031T ATE136832T1 AT E136832 T1 ATE136832 T1 AT E136832T1 AT 94850031 T AT94850031 T AT 94850031T AT 94850031 T AT94850031 T AT 94850031T AT E136832 T1 ATE136832 T1 AT E136832T1
Authority
AT
Austria
Prior art keywords
cylindrical part
degrees
twist drill
chip grooves
principal
Prior art date
Application number
AT94850031T
Other languages
English (en)
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
Application granted granted Critical
Publication of ATE136832T1 publication Critical patent/ATE136832T1/de

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B51/00Tools for drilling machines
    • B23B51/02Twist drills
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B51/00Tools for drilling machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B2251/00Details of tools for drilling machines
    • B23B2251/24Overall form of drilling tools
    • B23B2251/241Cross sections of the diameter of the drill
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B2251/00Details of tools for drilling machines
    • B23B2251/40Flutes, i.e. chip conveying grooves
    • B23B2251/406Flutes, i.e. chip conveying grooves of special form not otherwise provided for
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B2251/00Details of tools for drilling machines
    • B23B2251/40Flutes, i.e. chip conveying grooves
    • B23B2251/408Spiral grooves
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B2251/00Details of tools for drilling machines
    • B23B2251/50Drilling tools comprising cutting inserts
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T408/00Cutting by use of rotating axially moving tool
    • Y10T408/89Tool or Tool with support
    • Y10T408/905Having stepped cutting edges
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T408/00Cutting by use of rotating axially moving tool
    • Y10T408/89Tool or Tool with support
    • Y10T408/909Having peripherally spaced cutting edges
    • Y10T408/9095Having peripherally spaced cutting edges with axially extending relief channel
    • Y10T408/9097Spiral channel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
AT94850031T 1993-03-03 1994-02-24 Spiralbohrer ATE136832T1 (de)

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 (1)

Publication Number Publication Date
ATE136832T1 true ATE136832T1 (de) 1996-05-15

Family

ID=20389094

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94850031T ATE136832T1 (de) 1993-03-03 1994-02-24 Spiralbohrer

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)

Families Citing this family (16)

* 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
CN1087987C (zh) * 1996-05-02 2002-07-24 桑德维克公司 钻头
SE507827C2 (sv) * 1996-05-02 1998-07-20 Sandvik Ab Borr
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

Also Published As

Publication number Publication date
SE501515C2 (sv) 1995-03-06
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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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties