ES2159128T3 - Broca helicoidal con bordes de soporte dispuestos asimetricamente. - Google Patents

Broca helicoidal con bordes de soporte dispuestos asimetricamente.

Info

Publication number
ES2159128T3
ES2159128T3 ES97914431T ES97914431T ES2159128T3 ES 2159128 T3 ES2159128 T3 ES 2159128T3 ES 97914431 T ES97914431 T ES 97914431T ES 97914431 T ES97914431 T ES 97914431T ES 2159128 T3 ES2159128 T3 ES 2159128T3
Authority
ES
Spain
Prior art keywords
support edges
helicoidal
asymmetrically
drill
available
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 - Lifetime
Application number
ES97914431T
Other languages
English (en)
Inventor
Bertram Victor Howarth
Richard Goodwin
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.)
Dormer Pramet Ltd
Original Assignee
Dormer Tools Sheffield 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 Dormer Tools Sheffield Ltd filed Critical Dormer Tools Sheffield Ltd
Application granted granted Critical
Publication of ES2159128T3 publication Critical patent/ES2159128T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/56—Guiding pads
    • 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
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Drilling Tools (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)

Abstract

UNA BROCA HELICOIDAL TIENE PARTES PLANAS CONCAVAS ENTRE ACANALADURAS (6), CADA UNA TIENE, SOBRESALIENDO DESDE SUS CARAS RADIALMENTE EXTERIORES, UNA PLURALIDAD DE BORDES DE APOYO CIRCUNFERENCIALMENTE SEPARADOS (21, 22, 23, 24). AL MENOS UNO DE LOS BORDES DE APOYO (24), ESTA ASIMETRICAMENTE SEPARADO RESPECTO A LOS OTROS BORDES DE APOYO (21, 22, 23).
ES97914431T 1996-03-26 1997-03-25 Broca helicoidal con bordes de soporte dispuestos asimetricamente. Expired - Lifetime ES2159128T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9606370.6A GB9606370D0 (en) 1996-03-26 1996-03-26 Improvements in or relating to twist drills

Publications (1)

Publication Number Publication Date
ES2159128T3 true ES2159128T3 (es) 2001-09-16

Family

ID=10791057

Family Applications (1)

Application Number Title Priority Date Filing Date
ES97914431T Expired - Lifetime ES2159128T3 (es) 1996-03-26 1997-03-25 Broca helicoidal con bordes de soporte dispuestos asimetricamente.

Country Status (7)

Country Link
US (1) US6132149A (es)
EP (1) EP0891239B1 (es)
JP (1) JP3426248B2 (es)
DE (1) DE69705038T2 (es)
ES (1) ES2159128T3 (es)
GB (1) GB9606370D0 (es)
WO (1) WO1997035682A1 (es)

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JP2001300809A (ja) * 2000-02-15 2001-10-30 Hitachi Tool Engineering Ltd ツイストドリル
JP2001300808A (ja) * 2000-02-15 2001-10-30 Hitachi Tool Engineering Ltd ツイストドリル
JP2001341020A (ja) * 2000-03-30 2001-12-11 Hitachi Tool Engineering Ltd 穴あけ工具
US6443674B1 (en) * 2000-05-19 2002-09-03 Ics Cutting Tools, Inc. Self-centering twist drill having a modified flat bottom section and a helical crown point tip
DE10027544A1 (de) * 2000-06-02 2001-12-13 Kennametal Inc Bohrerspitze für einen Spiralbohrer und Verfahren zum Herstellen einer Spannut im Bereich einer Bohrerspitze für einen Spiralbohrer
US9199315B2 (en) 2000-06-02 2015-12-01 Kennametal Inc. Twist drill and method for producing a twist drill which method includes forming a flute of a twist drill
US6419561B1 (en) * 2000-10-05 2002-07-16 Kennametal Inc. Method and apparatus for making a cutting tool having a plurality of margins
KR20010035199A (ko) * 2001-01-13 2001-05-07 조재용 초경 드릴
US7114893B2 (en) * 2001-03-27 2006-10-03 Allied Machine & Engineering Corp. Drill insert geometry having V-notched web
US6685402B2 (en) * 2001-03-27 2004-02-03 Allied Machine & Engineering Corp. Drill insert geometry having V-notched web
EP1923157B1 (en) * 2001-07-10 2020-07-29 Mitsubishi Materials Corporation Drill
US6739809B2 (en) 2001-09-19 2004-05-25 Kennametal Inc. Cutting point for a drill
SE525336C2 (sv) * 2002-05-17 2005-02-01 Sandvik Ab Borrverktyg för hålborrning i metalliska material
DE10238517A1 (de) * 2002-08-21 2003-10-09 Ticona Gmbh Bauteile für Automatikgetriebe aus Kunststoff und Verfahren zu deren Herstellung
US7306411B2 (en) * 2002-09-03 2007-12-11 Mitsubishi Materials Corporation Drill with groove width variation along the drill and double margin with a thinning section at the tip
US7140815B2 (en) * 2003-01-30 2006-11-28 Kennametal Inc. Drill for making flat bottom hole
US7832966B2 (en) * 2003-01-30 2010-11-16 Kennametal Inc. Drill for making flat bottom hole
JP2004268165A (ja) * 2003-03-05 2004-09-30 Honda Motor Co Ltd 深穴加工用ドリル
DE10353514A1 (de) * 2003-11-14 2005-06-23 Heule, Ulf Bohrplatte mit klemmender Befestigung in einem Grundkörper
US7101125B2 (en) * 2003-12-17 2006-09-05 Kennametal Inc. Twist drill
DE10361065A1 (de) * 2003-12-23 2005-07-28 Robert Bosch Gmbh Mehrzweckbohrwerkzeug
US7237986B2 (en) * 2004-08-09 2007-07-03 Black & Decker Inc. High speed metal drill bit
JP3874774B2 (ja) * 2004-08-19 2007-01-31 オーエスジー株式会社 鋳抜き穴加工用ドリル
JP2006055965A (ja) * 2004-08-23 2006-03-02 Osg Corp 低加工硬化超硬ドリル
DE102005012026A1 (de) * 2005-03-16 2006-09-21 Heule, Ulf Bohrerspitze mit besonderer Schneidgeometrie
JPWO2006109347A1 (ja) * 2005-04-04 2008-10-02 オーエスジー株式会社 ドリル
SE528917C2 (sv) 2005-07-05 2007-03-13 Sandvik Intellectual Property Spiralborr
US20070036622A1 (en) * 2005-08-12 2007-02-15 Yg-1 Co., Ltd. Spade drill insert
DE102006025294B4 (de) * 2006-05-31 2010-07-22 Kennametal Inc. Bohrwerkzeug
DE112006003941T5 (de) * 2006-06-23 2009-07-30 Osg Corp., Toyokawa Bohrer
JP2007001011A (ja) * 2006-10-10 2007-01-11 Mitsubishi Materials Corp 穴明け工具
EP1972398A1 (de) 2007-03-21 2008-09-24 En Nastroje, s.r.o. Spiralbohrer
CA2963784A1 (en) 2007-06-08 2008-12-18 Mannkind Corporation Ire-1.alpha. inhibitors
DE102007050050A1 (de) * 2007-10-17 2009-04-23 Kennametal Inc. Rundlaufwerkzeug, insbesondere Bohrer
US8061938B2 (en) * 2008-03-10 2011-11-22 Kennametal Inc. Cutting tool with chisel edge
EP2291256B1 (de) * 2008-06-21 2013-01-02 MAPAL Fabrik für Präzisionswerkzeuge Dr. Kress KG Bohrer
KR101526642B1 (ko) * 2008-06-28 2015-06-05 귀링 카게 멀티엣지 드릴
US8807889B2 (en) * 2009-12-29 2014-08-19 Kennametal Inc. Rotary cutting tool having sealed margins and method of making same
GB2492583A (en) * 2011-07-06 2013-01-09 Sandvik Intellectual Property Twist drill for composite materials
CN102389991A (zh) * 2011-12-06 2012-03-28 株洲钻石切削刀具股份有限公司 双刃带麻花钻
JP6108264B2 (ja) * 2012-10-30 2017-04-05 住友電工ハードメタル株式会社 ２枚刃ダブルマージンドリル
DE102012112781A1 (de) 2012-12-20 2014-06-26 Walter Ag Spiralbohrer
DE102013201062B4 (de) * 2013-01-23 2018-09-13 Kennametal Inc. Bohrspitze
KR101352863B1 (ko) * 2013-05-08 2014-01-20 마팔에이치티티주식회사 비대칭 3점 가이드를 구비하는 나선형 트위스트 드릴
CN103817367A (zh) * 2014-03-03 2014-05-28 上海瑞尔实业有限公司 一种用于加工细长孔铝合金产品的刀具
CN107427936A (zh) * 2015-03-23 2017-12-01 本田技研工业株式会社 钻头
CN107427935B (zh) * 2015-03-30 2019-04-19 三菱日立工具株式会社 钻头
US11413690B2 (en) * 2016-04-15 2022-08-16 Moldino Tool Engineering, Ltd. Small-diameter drill bit
EP3528986A4 (en) 2016-10-21 2020-07-22 Kyocera SGS Precision Tools, Inc. DRILLS AND THEIR METHODS OF USE
US20210154749A1 (en) * 2018-01-29 2021-05-27 Milwaukee Electric Tool Corporation Drill bit
DE102018205681B4 (de) 2018-04-13 2023-06-15 Kennametal Inc. Verfahren zur Herstellung eines Schneidwerkzeugs und Schneidwerkzeug
USD877218S1 (en) * 2018-09-20 2020-03-03 Ming-Kung Wu Two-way milling cutter
JP7256947B2 (ja) * 2018-10-11 2023-04-13 株式会社不二越 硬質皮膜被覆ドリル
DE102019102334A1 (de) * 2019-01-30 2020-07-30 Kennametal Inc. Verfahren zur Herstellung eines Schneidwerkzeugs sowie Schneidwerkzeug
CN112077370B (zh) 2019-06-13 2024-10-01 肯纳金属印度有限公司 可转位钻头刀片
CZ310057B6 (cs) * 2023-02-22 2024-06-26 NÁSTROJE CZ, s.r.o Šroubovitý vrták ze slinutého karbidu

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US5056967A (en) * 1989-03-28 1991-10-15 Premier Industrial Corporation Spotweld removal tool
DE8912860U1 (de) * 1989-10-31 1990-02-01 Hertel AG Werkzeuge + Hartstoffe, 8510 Fürth Spiralbohrer
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DE4301261A1 (de) * 1993-01-19 1994-07-21 Emhart Inc Bohrwerkzeug nach Art eines Spiralbohrers
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Also Published As

Publication number Publication date
EP0891239A1 (en) 1999-01-20
EP0891239B1 (en) 2001-05-30
DE69705038D1 (de) 2001-07-05
JP2000507163A (ja) 2000-06-13
US6132149A (en) 2000-10-17
GB9606370D0 (en) 1996-06-05
WO1997035682A1 (en) 1997-10-02
JP3426248B2 (ja) 2003-07-14
DE69705038T2 (de) 2001-11-15

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