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ES2101284T3 - Broca. - Google Patents

Broca.

Info

Publication number
ES2101284T3
ES2101284T3 ES93850171T ES93850171T ES2101284T3 ES 2101284 T3 ES2101284 T3 ES 2101284T3 ES 93850171 T ES93850171 T ES 93850171T ES 93850171 T ES93850171 T ES 93850171T ES 2101284 T3 ES2101284 T3 ES 2101284T3
Authority
ES
Spain
Prior art keywords
drill
cutting
center
center axis
cutting edge
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
ES93850171T
Other languages
English (en)
Inventor
Stefan Lindblom
Gustav Sjodin
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.)
Sandvik AB
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 ES2101284T3 publication Critical patent/ES2101284T3/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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2240/00—Details of connections of tools or workpieces
    • B23B2240/08—Brazed connections
    • 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
    • B23B2251/50—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
    • Y10T408/909—Having peripherally spaced 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)

Abstract

LA INVENCION SE REFIERE A UNA BROCA QUE COMPRENDE UN EJE CON UNAS ACANALADURAS PARA EL TRANSPORTE DE LA VIRUTA Y UNA CABEZA TALADRADORA CON DOS O MAS ELEMENTOS CORTANTES. CADA UNO DE ESTOS COMPRENDE UN BORDE CORTANTE (7) QUE ESTA DELIMITADO ENTRE UNA SUPERFICIE PARA LA RUPTURA DE LA VIRUTA Y UNA SUPERFICIE EN RELIEVE (9) Y QUE, AL MENOS EN LA PROXIMIDAD DEL CENTRO GEOMETRICO O DEL EJE DE ROTACION DE LA BROCA, COMPRENDE UNA PARTE CURVADA (12). EL BORDE CORTANTE (7) DEL ELEMENTO CORTANTE INDIVIDUAL ESTA SITUADO CON SU PARTE CURVADA DE FORMA QUE UN PUNTO TANGENCIAL (24) SOBRE LA LINEA RECTA (E) QUE SE EXTIENDE DESDE EL EJE CENTRAL Y DE FORMA TANGENCIAL TOQUE DICHO BORDE CURVADO; EL BORDE CORTANTE SE ENCUENTRA SITUADO DE FORMA DISTAL AL EJE CENTRAL DE LA BROCA. EN LA PROXIMIDAD INMEDIATA DEL EJE CENTRAL, EL BORDE CORTANTE ESTA TERMINADO EN UNA PEQUEÑA PARTE DE MATERIAL (23) QUE ES COMUN PARA TODOS LOS BORDES CORTANTES Y QUE SE EXTIENDE ENTRE LOS ELEMENTOS CORTANTES PARA SERVIR COMO CENTRO DE PERFORACION PARA CENTRAR LA BROCA.
ES93850171T 1992-09-24 1993-09-07 Broca. Expired - Lifetime ES2101284T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9202757A SE507842C2 (sv) 1992-09-24 1992-09-24 Borr

Publications (1)

Publication Number Publication Date
ES2101284T3 true ES2101284T3 (es) 1997-07-01

Family

ID=20387258

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93850171T Expired - Lifetime ES2101284T3 (es) 1992-09-24 1993-09-07 Broca.

Country Status (10)

Country Link
US (1) US5423640A (es)
EP (1) EP0589858B1 (es)
JP (1) JPH06190618A (es)
KR (1) KR100293592B1 (es)
CN (1) CN1043321C (es)
AT (1) ATE152384T1 (es)
DE (1) DE69310304T2 (es)
ES (1) ES2101284T3 (es)
RU (1) RU2105640C1 (es)
SE (1) SE507842C2 (es)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
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DE4419641A1 (de) * 1994-06-04 1995-12-07 Hilti Ag Gesteinsbohrer
ES2130673T3 (es) * 1994-11-10 1999-07-01 Kennametal Inc Util de taladrar.
US5918105A (en) * 1994-12-12 1999-06-29 Black & Decker Inc. Cutting tools for drilling concrete, aggregate, masonry or the like materials
TW299385B (en) * 1994-12-12 1997-03-01 Black & Decker Inc Cutting tools for drilling concrete, aggregate, masonry or the like materials
GB2303810A (en) * 1995-07-29 1997-03-05 Black & Decker Inc Masonry drill bit
GB2303809A (en) * 1995-07-29 1997-03-05 Black & Decker Inc Roll-forged drill bit
SE507827C2 (sv) * 1996-05-02 1998-07-20 Sandvik Ab Borr
SE511429C2 (sv) 1996-09-13 1999-09-27 Seco Tools Ab Verktyg, skärdel, verktygskropp för skärande bearbetning samt metod för montering av skärdel till verktygskropp
SE507542C2 (sv) * 1996-12-04 1998-06-22 Seco Tools Ab Fräsverktyg samt skärdel till verktyget
US5931615A (en) * 1997-04-03 1999-08-03 Credo Tool Company Twist drill bit
IL120948A0 (en) * 1997-05-29 1997-09-30 Iscar Ltd Cutting tool assembly
IL123858A (en) * 1998-03-27 2003-05-29 Iscar Ltd Drilling head
US6019553A (en) * 1998-07-15 2000-02-01 Sandvik, Inc. Metal cutting drill with insert having radially overlapping cutting edges
US6371702B1 (en) 1999-08-18 2002-04-16 Kennametal Pc Inc. Spade blade drill and method of making
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
US6585460B1 (en) * 2000-11-13 2003-07-01 General Electric Company Drill having machine grindable cutting edge
US6551036B2 (en) * 2000-11-30 2003-04-22 Heinrich Heule Drilling bit and holder for drilling bit
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
SE525336C2 (sv) * 2002-05-17 2005-02-01 Sandvik Ab Borrverktyg för hålborrning i metalliska material
US7832966B2 (en) * 2003-01-30 2010-11-16 Kennametal Inc. Drill for making flat bottom hole
FR2861001B1 (fr) * 2003-10-16 2007-06-22 Snecma Moteurs Foret ceramique pour percage grande vitesse
CN101642823B (zh) * 2003-11-07 2014-07-09 联合机械工程公司 具有弯曲切削刃的扁钻插件
US7018145B2 (en) 2003-11-07 2006-03-28 Allied Machine & Engineering Corp. Spade drill insert having curved cutting edges
US7131799B2 (en) 2003-12-19 2006-11-07 Allied Machine & Engineering Corp. Cutting insert with helical geometry and holder therefor
JP2005205526A (ja) * 2004-01-22 2005-08-04 Nachi Fujikoshi Corp 深穴用穴明け工具
US7244474B2 (en) * 2004-03-26 2007-07-17 Applied Materials, Inc. Chemical vapor deposition plasma process using an ion shower grid
US7237986B2 (en) * 2004-08-09 2007-07-03 Black & Decker Inc. High speed metal drill bit
US7244081B2 (en) * 2004-09-09 2007-07-17 Ingersoll Cutting Tool Company Drill adapter for drill having central and lateral cutting inserts
IL164888A (en) * 2004-10-28 2009-07-20 Iscar Ltd Cutting tool and cutting head for it
SE528917C2 (sv) * 2005-07-05 2007-03-13 Sandvik Intellectual Property Spiralborr
US7909547B2 (en) * 2005-10-08 2011-03-22 Milwaukee Electric Tool Corporation Replaceable tip for a bit or auger bit
GB2479840B (en) * 2006-03-02 2012-04-18 Milwaukee Electric Tool Corp Removable cutting tool blade with first and second cutting edges
US8328477B2 (en) 2006-03-02 2012-12-11 Milwaukee Electric Tool Corporation Cutting tool
JP2007001011A (ja) * 2006-10-10 2007-01-11 Mitsubishi Materials Corp 穴明け工具
JP2008093805A (ja) * 2006-10-13 2008-04-24 Osg Corp ドリル
USD605672S1 (en) 2007-03-01 2009-12-08 Milwaukee Electric Tool Corporation Cutting blade
USD575808S1 (en) 2007-03-02 2008-08-26 Milwaukee Electric Tool Corporation Cutting tool
FR2919212B1 (fr) * 2007-07-26 2009-12-25 Snecma Foret ceramique pour percage grande vitesse de materiaux composites.
WO2009093764A1 (en) * 2008-01-22 2009-07-30 Yg-1 Co., Ltd Drill insert
US8408850B2 (en) * 2009-06-16 2013-04-02 Kennametal Inc. Twist drill with negative axial rake transition between the lip and the secondary cutting edge
US20120308319A1 (en) * 2011-06-03 2012-12-06 Karthik Sampath Rotary cutting tool having coated cutting tip and coolant holes and method of fabricating
USD665431S1 (en) * 2012-02-22 2012-08-14 Hon Hai Precision Industry Co., Ltd. Cutting tool
WO2014121117A1 (en) 2013-02-01 2014-08-07 Milwaukee Electric Tool Corporation Auger bit with replaceable cutting bit
DE102014204700B4 (de) * 2014-03-13 2022-02-17 Kennametal Inc. Rotationswerkzeug, insbesondere Bohrwerkzeug sowie Verfahren zur Herstellung eines Rotationswerkzeuges
US10005136B2 (en) * 2014-09-23 2018-06-26 Iscar, Ltd. Drill or drill head with burnishing margin
CN104191000B (zh) * 2014-09-28 2017-01-25 江西杰浩硬质合金工具有限公司 一种错齿结构的四刃扩孔钻
CN104368848A (zh) * 2014-11-10 2015-02-25 苏州阿诺精密切削技术股份有限公司 一种连续平台扩孔麻花钻头
CN104439432A (zh) * 2014-11-27 2015-03-25 苏州阿诺精密切削技术股份有限公司 J型棱边修正麻花钻头
KR102434577B1 (ko) * 2015-05-08 2022-08-19 대구텍 유한책임회사 절삭 공구
US10507534B2 (en) 2016-03-17 2019-12-17 O-Tags, Inc. Systems, methods, and apparatus for reliably installing survey tags

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1190274A (fr) * 1958-01-20 1959-10-12 Procédé pour la déternination du profil de l'arête coupante d'un foret
US3387511A (en) * 1966-05-02 1968-06-11 Lockheed Aircraft Corp Twist drill
US4116580A (en) * 1977-04-08 1978-09-26 Mcdonnell Douglas Corporation All cutting edge drill
US4222690A (en) * 1977-12-03 1980-09-16 Ryosuke Hosoi Drill having cutting edges with the greatest curvature at the central portion thereof
JPS6025608A (ja) * 1983-07-19 1985-02-08 Masao Kubota ツイストドリル
JPS6056809A (ja) * 1983-09-08 1985-04-02 Nachi Fujikoshi Corp ドリル
JPH0620655B2 (ja) * 1987-06-17 1994-03-23 株式会社神戸製鋼所 ドリル
JPH0659566B2 (ja) * 1987-06-26 1994-08-10 株式会社神戸製鋼所 ドリル
DE3726251A1 (de) * 1987-08-07 1989-02-16 Kemmer Gmbh & Co Kg Paul Spiralbohrer, insbesondere vollhartmetallspiralbohrer
DE3853518T3 (de) * 1987-12-14 2004-06-03 Mitsubishi Materials Corp. Spiralbohrer.
GB2233920A (en) * 1989-07-18 1991-01-23 Sandvik Ltd Fluted drill

Also Published As

Publication number Publication date
KR940006675A (ko) 1994-04-25
JPH06190618A (ja) 1994-07-12
SE9202757D0 (sv) 1992-09-24
EP0589858A1 (en) 1994-03-30
CN1085475A (zh) 1994-04-20
SE507842C2 (sv) 1998-07-20
SE9202757L (sv) 1994-03-25
ATE152384T1 (de) 1997-05-15
KR100293592B1 (ko) 2001-09-17
CN1043321C (zh) 1999-05-12
DE69310304D1 (de) 1997-06-05
DE69310304T2 (de) 1997-09-11
RU2105640C1 (ru) 1998-02-27
US5423640A (en) 1995-06-13
EP0589858B1 (en) 1997-05-02

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