EP1436121B1 - Procédé pour la production d'un élément abrasif, en particulier pour couronnes de mèches creuses - Google Patents

Procédé pour la production d'un élément abrasif, en particulier pour couronnes de mèches creuses Download PDF

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Publication number
EP1436121B1
EP1436121B1 EP02801868A EP02801868A EP1436121B1 EP 1436121 B1 EP1436121 B1 EP 1436121B1 EP 02801868 A EP02801868 A EP 02801868A EP 02801868 A EP02801868 A EP 02801868A EP 1436121 B1 EP1436121 B1 EP 1436121B1
Authority
EP
European Patent Office
Prior art keywords
water jet
abrasive
cutting
metal matrix
abrasive element
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
EP02801868A
Other languages
German (de)
English (en)
Other versions
EP1436121A1 (fr
Inventor
Götz BRÄUNINGER
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.)
CEDIMA DIAMANTWERKZEUG- und MASCHINENHANDELSGESELLSCHAFT mbH
Original Assignee
CEDIMA DIAMANTWERKZEUG- und MASCHINENHANDELSGESELLSCHAFT mbH
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 CEDIMA DIAMANTWERKZEUG- und MASCHINENHANDELSGESELLSCHAFT mbH filed Critical CEDIMA DIAMANTWERKZEUG- und MASCHINENHANDELSGESELLSCHAFT mbH
Publication of EP1436121A1 publication Critical patent/EP1436121A1/fr
Application granted granted Critical
Publication of EP1436121B1 publication Critical patent/EP1436121B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D99/00—Subject matter not provided for in other groups of this subclass
    • B24D99/005—Segments of abrasive wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B33/00—Honing machines or devices; Accessories therefor
    • B24B33/08—Honing tools
    • B24B33/086—Abrading blocks for honing tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
    • B24D18/0009—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for using moulds or presses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
    • B24D3/04—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic
    • B24D3/06—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic metallic or mixture of metals with ceramic materials, e.g. hard metals, "cermets", cements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Claims (4)

  1. Procédé de fabrication d'un élément abrasif (2), constitué d'une matrice en métal fritté (4) comportant des matières coupantes (6), dans lequel les matières coupantes (6) sont liées ou noyées dans la matrice en métal fritté (4), et une surface de coupe (8) est réalisée sur la matrice en métal fritté (4), pourvue des matières coupantes (6), par un traitement à jet d'eau ou par un procédé de coupe à jet d'eau, caractérisé en ce que la matrice en métal fritté (4), comportant les matières coupantes (6), est sectionnée, par une coupe de séparation (S1, S2), au moyen du procédé de coupe à jet d'eau, en deux éléments abrasifs (2, 2', 11, 11') aux surfaces de coupe (8, 10, 14, 16) complémentaires.
  2. Procédé selon la revendication 1, caractérisé en ce que la coupe de séparation (S2) est réalisée en forme ondulée pour produire des surfaces de coupe (14, 16) de forme ondulée.
  3. Procédé selon la revendication 1, caractérisé en ce que les surfaces de coupe (8, 10) sont réalisées planes.
  4. Procédé selon l'une des revendications 1 à 3, caractérisé en ce que le jet d'eau utilisé pour le procédé de coupe à jet d'eau contient des matières abrasives.
EP02801868A 2001-10-19 2002-09-19 Procédé pour la production d'un élément abrasif, en particulier pour couronnes de mèches creuses Expired - Lifetime EP1436121B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10151802A DE10151802B4 (de) 2001-10-19 2001-10-19 Verfahren zu Herstellung eines Abrasivelementes für Bohrkronen von Hohlbohrern
DE10151802 2001-10-19
PCT/EP2002/010494 WO2003035326A1 (fr) 2001-10-19 2002-09-19 Element abrasif pour couronnes de meches creuses

Publications (2)

Publication Number Publication Date
EP1436121A1 EP1436121A1 (fr) 2004-07-14
EP1436121B1 true EP1436121B1 (fr) 2005-05-11

Family

ID=7703141

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02801868A Expired - Lifetime EP1436121B1 (fr) 2001-10-19 2002-09-19 Procédé pour la production d'un élément abrasif, en particulier pour couronnes de mèches creuses

Country Status (4)

Country Link
EP (1) EP1436121B1 (fr)
AT (1) ATE295246T1 (fr)
DE (2) DE10151802B4 (fr)
WO (1) WO2003035326A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105458952A (zh) * 2015-12-29 2016-04-06 河南广度超硬材料有限公司 冰砂轮及其制造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1179525B (de) * 1959-10-09 1964-10-15 Diamant Boart Sa Drehbohrschneide fuer Gesteinsbohrer
US5791330A (en) * 1991-06-10 1998-08-11 Ultimate Abrasive Systems, L.L.C. Abrasive cutting tool
DE4313154A1 (de) * 1993-04-22 1994-10-27 Demuth Alfred Verfahren zur Herstellung von Schneidelementen für Bohr- oder Trennwerkzeuge
DE19652208A1 (de) * 1995-12-20 1997-06-26 Amic Ind Ltd Bohrer
US6196911B1 (en) * 1997-12-04 2001-03-06 3M Innovative Properties Company Tools with abrasive segments
UA74538C2 (en) * 1998-11-23 2006-01-16 Ultimate Abrasive Systems Llc Method for making a sintered abrasive article and sintered abrasive article produced by this method
AU3971501A (en) * 1999-12-03 2001-06-18 Ultimate Abrasive Systems, L.L.C. Process for making an abrasive sintered product

Also Published As

Publication number Publication date
ATE295246T1 (de) 2005-05-15
DE10151802B4 (de) 2006-05-04
WO2003035326A1 (fr) 2003-05-01
EP1436121A1 (fr) 2004-07-14
DE50203112D1 (de) 2005-06-16
DE10151802A1 (de) 2003-05-08

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