JPH0390213A - ドリル半製品を製造するための押出プレス工具 - Google Patents

ドリル半製品を製造するための押出プレス工具

Info

Publication number
JPH0390213A
JPH0390213A JP1100352A JP10035289A JPH0390213A JP H0390213 A JPH0390213 A JP H0390213A JP 1100352 A JP1100352 A JP 1100352A JP 10035289 A JP10035289 A JP 10035289A JP H0390213 A JPH0390213 A JP H0390213A
Authority
JP
Japan
Prior art keywords
die
extrusion press
press tool
mandrel
ribs
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.)
Pending
Application number
JP1100352A
Other languages
English (en)
Japanese (ja)
Inventor
Alfons Romberg
アルフオンス・ロンベルク
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.)
Widia GmbH
Original Assignee
Krupp Widia GmbH
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 Krupp Widia GmbH filed Critical Krupp Widia GmbH
Publication of JPH0390213A publication Critical patent/JPH0390213A/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E21B10/61—Drill bits characterised by conduits or nozzles for drilling fluids characterised by the nozzle structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS 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
    • 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
    • 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Powder Metallurgy (AREA)
  • Extrusion Of Metal (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
JP1100352A 1988-04-30 1989-04-21 ドリル半製品を製造するための押出プレス工具 Pending JPH0390213A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3814687.8 1988-04-30
DE3814687A DE3814687A1 (de) 1988-04-30 1988-04-30 Strangpresswerkzeug

Publications (1)

Publication Number Publication Date
JPH0390213A true JPH0390213A (ja) 1991-04-16

Family

ID=6353284

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1100352A Pending JPH0390213A (ja) 1988-04-30 1989-04-21 ドリル半製品を製造するための押出プレス工具

Country Status (4)

Country Link
US (1) US4909720A (enExample)
EP (1) EP0340495A3 (enExample)
JP (1) JPH0390213A (enExample)
DE (1) DE3814687A1 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT398286B (de) * 1990-05-22 1994-11-25 Boehlerit Gmbh & Co Kg Hartmetall- oder keramikrohling sowie verfahren und werkzeug zur herstellung desselben
DE4130287A1 (de) * 1991-02-23 1993-04-01 Karl Hehl Plastifizierzylinder an einer kunststoff-spritzgiessmaschine
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
US5776519A (en) * 1997-06-06 1998-07-07 Graham Engineering Corporation Parison extrusion head with quick change die ring clamp assembly
SE516268C2 (sv) * 1999-06-03 2001-12-10 Seco Tools Ab Metod och anordning med radiellt rörliga backar för strängpressning av roterande verktyg
GB0007948D0 (en) * 2000-04-01 2000-05-17 Caton International Investment Extrusion die
RU2236316C2 (ru) * 2002-07-29 2004-09-20 Открытое акционерное общество "Новосибирский завод химконцентратов" Инструмент для прессования труб
CN1959058B (zh) * 2005-11-02 2010-06-02 中国石油大学(北京) 高压旋转双射流钻孔方法
DE102010019599A1 (de) 2010-05-05 2011-11-10 Gühring Ohg Pulvermetallurgischer Stahl
WO2015169791A1 (en) * 2014-05-09 2015-11-12 Sandvik Intellectual Property Ab Extruded multi-grade carbide article
CN109047355B (zh) * 2018-07-09 2020-05-01 中国兵器工业第五九研究所 一种超高强合金钢的压型工艺
CN122462389A (zh) * 2026-01-28 2026-07-28 中南大学 一种用于搅拌摩擦增材成形壁板高筋的挤压方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3328995A (en) * 1964-12-21 1967-07-04 Turner & Seymour Mfg Company Vibratory straightening machines
US3496605A (en) * 1965-10-26 1970-02-24 Yasuyoshi Onaka Apparatus for extruding ribbed plastic pipe
GB1184472A (en) * 1966-02-14 1970-03-18 Rotary Profile Anstalt Improvements in or relating to Methods of and Apparatus for Compacting a Mass of Granular Material
DE3600681A1 (de) * 1985-10-31 1987-05-07 Krupp Gmbh Hartmetall- oder keramikbohrerrohling sowie verfahren und strangpresswerkzeug zu seiner herstellung
DE8536805U1 (de) * 1985-10-31 1986-08-21 Fried. Krupp Gmbh, 4300 Essen Strangpreßwerkzeug zur Herstellung eines Hartmetall- oder Keramikbohrerrohlings
DE3636798A1 (de) * 1986-10-29 1988-04-07 Krupp Gmbh Verfahren zur herstellung von einteiligen gesinterten schneidwerkzeugen in schaftausfuehrung
DE3714479A1 (de) * 1987-04-30 1988-11-17 Krupp Gmbh Strangpresswerkzeug zur herstellung eines bohrerrohlings mit mindestens einer innenliegenden, wendelfoermig verlaufenden spuelbohrung

Also Published As

Publication number Publication date
EP0340495A2 (de) 1989-11-08
EP0340495A3 (de) 1991-01-02
DE3814687A1 (de) 1989-11-09
US4909720A (en) 1990-03-20
DE3814687C2 (enExample) 1990-04-19

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