DE59102911D1 - Hartmetall- oder Keramikstab, Verfahren zu seiner Herstellung und Strangpresswerkzeug zur Durchführung des Verfahrens. - Google Patents

Hartmetall- oder Keramikstab, Verfahren zu seiner Herstellung und Strangpresswerkzeug zur Durchführung des Verfahrens.

Info

Publication number
DE59102911D1
DE59102911D1 DE59102911T DE59102911T DE59102911D1 DE 59102911 D1 DE59102911 D1 DE 59102911D1 DE 59102911 T DE59102911 T DE 59102911T DE 59102911 T DE59102911 T DE 59102911T DE 59102911 D1 DE59102911 D1 DE 59102911D1
Authority
DE
Germany
Prior art keywords
twisting
compound
extrusion
twisting device
die
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
DE59102911T
Other languages
English (en)
Inventor
Arno Friedrichs
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.)
Guehring KG
Original Assignee
Konrad Friedrichs GmbH and Co KG
Gottlieb Guehring KG
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 DE19904021383 external-priority patent/DE4021383C2/de
Application filed by Konrad Friedrichs GmbH and Co KG, Gottlieb Guehring KG filed Critical Konrad Friedrichs GmbH and Co KG
Application granted granted Critical
Publication of DE59102911D1 publication Critical patent/DE59102911D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/04—Making uncoated products by direct extrusion
    • B21C23/14—Making other products
    • B21C23/147—Making drill blanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C25/00—Profiling tools for metal extruding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
    • B23P15/32—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools twist-drills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F2005/001—Cutting tools, earth boring or grinding tool other than table ware
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F2005/004—Article comprising helical form elements
    • 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
    • Y10T408/44—Cutting by use of rotating axially moving tool with means to apply transient, fluent medium to work or product
    • Y10T408/45—Cutting by use of rotating axially moving tool with means to apply transient, fluent medium to work or product including Tool with duct
    • Y10T408/455—Conducting channel extending to end of Tool
DE59102911T 1990-07-05 1991-06-27 Hartmetall- oder Keramikstab, Verfahren zu seiner Herstellung und Strangpresswerkzeug zur Durchführung des Verfahrens. Expired - Lifetime DE59102911D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19904021383 DE4021383C2 (de) 1990-07-05 1990-07-05 Verfahren zur Herstellung eines Hartmetall- oder Keramikstabes und Strangpreßwerkzeug zur Durchführung des Verfahrens
DE4120165A DE4120165C2 (de) 1990-07-05 1991-06-19 Strangpreßwerkzeug zur Herstellung eines Hartmetall- oder Keramikstabes

Publications (1)

Publication Number Publication Date
DE59102911D1 true DE59102911D1 (de) 1994-10-20

Family

ID=25894744

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4120165A Expired - Fee Related DE4120165C2 (de) 1990-07-05 1991-06-19 Strangpreßwerkzeug zur Herstellung eines Hartmetall- oder Keramikstabes
DE59102911T Expired - Lifetime DE59102911D1 (de) 1990-07-05 1991-06-27 Hartmetall- oder Keramikstab, Verfahren zu seiner Herstellung und Strangpresswerkzeug zur Durchführung des Verfahrens.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE4120165A Expired - Fee Related DE4120165C2 (de) 1990-07-05 1991-06-19 Strangpreßwerkzeug zur Herstellung eines Hartmetall- oder Keramikstabes

Country Status (7)

Country Link
US (3) US5601857A (de)
EP (1) EP0465946B1 (de)
JP (1) JP3245429B2 (de)
AT (1) ATE111383T1 (de)
DE (2) DE4120165C2 (de)
DK (1) DK0465946T3 (de)
ES (1) ES2060253T3 (de)

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DE4120165C2 (de) * 1990-07-05 1995-01-26 Friedrichs Konrad Kg Strangpreßwerkzeug zur Herstellung eines Hartmetall- oder Keramikstabes
DE4120166C2 (de) * 1991-06-19 1994-10-06 Friedrichs Konrad Kg Strangpreßwerkzeug zur Herstellung eines Hartmetall- oder Keramikstabes mit gedrallten Innenbohrungen
DE59305967D1 (de) * 1992-04-08 1997-04-30 Guehring Joerg Dr Verfahren und vorrichtung zur kontinuierlichen herstellung von zylindrischen stäben mit zumindest einem innenliegenden, wendelförmigen kanal, und nach diesem verfahren hergestellter sinterrohling
DE4211827C2 (de) * 1992-04-08 1996-02-22 Guehring Joerg Dr Verfahren und Strangpreßwerkzeug zur kontinuierlichen Herstellung von zylindrischen Stäben mit zumindest einem innenliegenden, wendelförmigen Kanal, und nach diesem Verfahren hergestellter Stab
DE19644447C2 (de) * 1996-10-25 2001-10-18 Friedrichs Konrad Kg Verfahren und Vorrichtung zur kontinuierlichen Extrusion von mit einem wendelförmigen Innenkanal ausgestatteten Stäben aus plastischem Rohmaterial
EP0839589A1 (de) * 1996-11-04 1998-05-06 Alusuisse Technology & Management AG Verfahren zur Herstellung eines Metallprofilstranges
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SE519135C2 (sv) * 1999-07-02 2003-01-21 Seco Tools Ab Verktyg för spånavskiljande bearbetning innefattande en relativt seg kärna ansluten till en relativt slitstark periferi
SE514558C2 (sv) * 1999-07-02 2001-03-12 Seco Tools Ab Metod och anordning för att tillverka ett verktyg
ES2200932T3 (es) 1999-09-09 2004-03-16 Arno Friedrichs Procedimiento y dispositivo para la fabricacion de una pieza en bruto de metal sinterizado con entalladuras situadas en el interior en forma de espiral.
JP2002018512A (ja) * 2000-07-04 2002-01-22 Yano Engineering:Kk 金属中空型材とその製造方法
ITMI20011652A1 (it) * 2001-07-30 2003-01-30 Gimac Di Maccagnan Giorgio Procedimento per realizzate micromanufatti in particolare per realizzare micromanufatti in materiale ceramico nonche' micromanufatti realizz
DE10229325B4 (de) * 2002-06-29 2005-06-09 Arno Friedrichs Strangpresswerkzeug zur Herstellung eines aus plastischer Masse bestehenden zylindrischen Körpers
DE10229326A1 (de) * 2002-06-29 2004-01-29 Arno Friedrichs Strangpresswerkzeug zur Herstellung eines aus plastischer Masse bestehenden zylindrischen Körpers
DE10300283B3 (de) * 2003-01-02 2004-06-09 Arno Friedrichs Verfahren und Vorrichtung zur Herstellung eines Hartmetall-Werkzeugs
WO2004108329A1 (en) * 2003-06-04 2004-12-16 Seco Tools Ab Method and device for manufacturing a blank for a tool
SE527456C2 (sv) * 2003-07-28 2006-03-14 Sandvik Intellectual Property Förfarande och anordning för tillverkning genom extrusion av roterande verktyg för spånavskiljande bearbetning och verktyg
US20060024140A1 (en) * 2004-07-30 2006-02-02 Wolff Edward C Removable tap chasers and tap systems including the same
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US8637127B2 (en) * 2005-06-27 2014-01-28 Kennametal Inc. Composite article with coolant channels and tool fabrication method
US7687156B2 (en) * 2005-08-18 2010-03-30 Tdy Industries, Inc. Composite cutting inserts and methods of making the same
EP2327856B1 (de) 2006-04-27 2016-06-08 Kennametal Inc. Modulare erdbohrmeissel mit fixiertem schneider, modulare erdbohrmeisselkörper mit fixiertem schneider und entsprechende verfahren
EP2078101A2 (de) 2006-10-25 2009-07-15 TDY Industries, Inc. Artikel mit erhöhter widerstandsfähigkeit gegenüber thermischem cracken
US7846551B2 (en) 2007-03-16 2010-12-07 Tdy Industries, Inc. Composite articles
CA2725318A1 (en) * 2008-06-02 2009-12-10 Tdy Industries, Inc. Cemented carbide-metallic alloy composites
US8790439B2 (en) 2008-06-02 2014-07-29 Kennametal Inc. Composite sintered powder metal articles
DE102008033413A1 (de) 2008-07-16 2010-01-21 Arno Friedrichs Verfahren und Vorrichtung zur Herstellung eines aus plastischer Masse bestehenden kreiszylindrischen Körpers mit innenliegenden wendelförmigen Ausnehmungen
US8322465B2 (en) * 2008-08-22 2012-12-04 TDY Industries, LLC Earth-boring bit parts including hybrid cemented carbides and methods of making the same
US8025112B2 (en) 2008-08-22 2011-09-27 Tdy Industries, Inc. Earth-boring bits and other parts including cemented carbide
US8272816B2 (en) 2009-05-12 2012-09-25 TDY Industries, LLC Composite cemented carbide rotary cutting tools and rotary cutting tool blanks
US8308096B2 (en) * 2009-07-14 2012-11-13 TDY Industries, LLC Reinforced roll and method of making same
EP2298491B1 (de) * 2009-09-22 2017-06-28 Firma Gühring oHG Werkzeug mit Kühlmittelkanälen
US9643236B2 (en) * 2009-11-11 2017-05-09 Landis Solutions Llc Thread rolling die and method of making same
DE102010019599A1 (de) 2010-05-05 2011-11-10 Gühring Ohg Pulvermetallurgischer Stahl
GB201015541D0 (en) 2010-09-17 2010-10-27 Element Six Ltd Twist drill assembly
US9180650B2 (en) 2010-10-08 2015-11-10 Kennametal Inc. Cutting tool including an internal coolant system and fastener for a cutting tool including an internal coolant system
US8596935B2 (en) 2010-10-08 2013-12-03 TDY Industries, LLC Cutting tools and cutting inserts including internal cooling
CN102080505B (zh) * 2011-01-15 2013-06-12 中国石油大学(华东) 旋流钻井钻头
US8800848B2 (en) 2011-08-31 2014-08-12 Kennametal Inc. Methods of forming wear resistant layers on metallic surfaces
US9016406B2 (en) 2011-09-22 2015-04-28 Kennametal Inc. Cutting inserts for earth-boring bits
CN102913136B (zh) * 2012-11-16 2015-04-29 山东国岳金刚石制品有限公司 螺旋叶片旋流式流道钻头
DE102013205056A1 (de) 2013-03-21 2014-09-25 Gühring KG Mehrschneidiges Bohrwerkzeug mit innenliegenden Kühlkanälen
CN103240573B (zh) * 2013-05-06 2015-09-16 慈溪市龙山汽配有限公司 一种汽车起动机挡铁的制备方法
WO2015169791A1 (en) * 2014-05-09 2015-11-12 Sandvik Intellectual Property Ab Extruded multi-grade carbide article
US10010948B1 (en) * 2014-10-14 2018-07-03 Matthew W. Hayden Near-net shaped cutting tools and processes and devices for making the same
DE102015121629A1 (de) 2015-12-11 2017-06-14 Endress + Hauser Gmbh + Co. Kg Druckmessaufnehmer mit Flammendurchschlagsperre
US10245628B2 (en) * 2016-03-02 2019-04-02 Mojtaba Pourbashiri Ultra-fine wire fabricating apparatus and method
US11292190B2 (en) * 2017-12-26 2022-04-05 Arevo, Inc. Depositing arced portions of fiber-reinforced thermoplastic filament
US10046511B1 (en) 2017-12-26 2018-08-14 Arevo, Inc. Alleviating torsional forces on fiber-reinforced thermoplastic filament
DE102018202941B4 (de) * 2018-02-27 2024-01-25 Kennametal Inc. Verfahren zur Herstellung eines Rohlings aus Extrusionsmasse sowie Extruder
CN111957973A (zh) * 2020-09-15 2020-11-20 苏州瑞森硬质合金有限公司 一种内含螺旋孔的轻质合金棒生产工艺

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Also Published As

Publication number Publication date
US5780063A (en) 1998-07-14
DE4120165A1 (de) 1992-12-24
DE4120165C2 (de) 1995-01-26
ES2060253T3 (es) 1994-11-16
ATE111383T1 (de) 1994-09-15
DK0465946T3 (da) 1995-03-27
JPH06256808A (ja) 1994-09-13
US5601857A (en) 1997-02-11
US5904939A (en) 1999-05-18
JP3245429B2 (ja) 2002-01-15
EP0465946A1 (de) 1992-01-15
EP0465946B1 (de) 1994-09-14

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Owner name: GUEHRING OHG, 72458 ALBSTADT, DE KONRAD FRIEDRICHS