EP0354775A3 - Diamond tool - Google Patents

Diamond tool Download PDF

Info

Publication number
EP0354775A3
EP0354775A3 EP19890308081 EP89308081A EP0354775A3 EP 0354775 A3 EP0354775 A3 EP 0354775A3 EP 19890308081 EP19890308081 EP 19890308081 EP 89308081 A EP89308081 A EP 89308081A EP 0354775 A3 EP0354775 A3 EP 0354775A3
Authority
EP
European Patent Office
Prior art keywords
diamond tool
iron
working surface
diamond
based working
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.)
Granted
Application number
EP19890308081
Other languages
German (de)
French (fr)
Other versions
EP0354775B1 (en
EP0354775A2 (en
Inventor
Robert Charles Burns
Gabriel Shraga Tolkowsky
Gerrit Jan Lucas Cronselaar
Cornelius Phaal
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.)
De Beers Industrial Diamond Division Pty Ltd
Original Assignee
De Beers Industrial Diamond Division Pty 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 De Beers Industrial Diamond Division Pty Ltd filed Critical De Beers Industrial Diamond Division Pty Ltd
Publication of EP0354775A2 publication Critical patent/EP0354775A2/en
Publication of EP0354775A3 publication Critical patent/EP0354775A3/en
Application granted granted Critical
Publication of EP0354775B1 publication Critical patent/EP0354775B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B24B37/00—Lapping machines or devices; Accessories
    • B24B37/04—Lapping machines or devices; Accessories designed for working plane surfaces
    • 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
    • B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
    • B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
    • B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
    • B24B9/16—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of diamonds; of jewels or the like; Diamond grinders' dops; Dop holders or tongs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D7/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor
    • B24D7/02—Wheels in one piece

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
  • Carbon And Carbon Compounds (AREA)

Abstract

A diamond scaife which comprises an iron-based working surface (12) having a bonding paste of an organic binder uniformly spread across it, the paste containing a plurality of particles (14) of single and polycrystalline diamond which are partially embedded in the iron-based working surface (12).
EP89308081A 1988-08-10 1989-08-09 Diamond tool Expired - Lifetime EP0354775B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA885879 1988-08-10
ZA885879 1988-08-10

Publications (3)

Publication Number Publication Date
EP0354775A2 EP0354775A2 (en) 1990-02-14
EP0354775A3 true EP0354775A3 (en) 1991-03-27
EP0354775B1 EP0354775B1 (en) 1994-04-27

Family

ID=25579366

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89308081A Expired - Lifetime EP0354775B1 (en) 1988-08-10 1989-08-09 Diamond tool

Country Status (2)

Country Link
EP (1) EP0354775B1 (en)
IL (1) IL91187A0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL101936A (en) * 1991-05-23 1994-11-11 De Beers Ind Diamond Scaife for diamond cutting or polishing
BE1017837A3 (en) * 2007-11-05 2009-08-04 Wetenschappelijk En Tech Onder METHOD AND DEVICE FOR MECHANICALLY PROCESSING DIAMOND.
CN102676911B (en) * 2012-05-25 2013-11-13 广州柴油机厂股份有限公司 Wear-resistant cast iron disc and production process thereof

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR993724A (en) * 1948-08-27 1951-11-06 Improvements in the manufacture of abrasive polishers
US2863750A (en) * 1954-10-18 1958-12-09 Sheldon M Booth Method, composition and apparatus for mechanically setting or resetting diamond particles in a working surface
GB1161885A (en) * 1965-12-30 1969-08-20 Paul Michael Troll Improvements in relating to Abrasives.
BE775418A (en) * 1971-11-17 1972-03-16 Caes Henri METHOD OF HOLDING DIAMOND POWDER ON GRINDING WHEELS.
DE3032027A1 (en) * 1979-08-25 1981-03-26 Kombinat Przemysłu Narzędziowego Vis, Warszawa METHOD FOR PRODUCING GRINDING TOOLS WITH GALVANIC METAL BINDING
SU878551A1 (en) * 1980-03-10 1981-11-07 Львовское Производственное Объединение По Выпуску Искусственных Алмазов И Алмазного Инструмента Metallic binder for manufacturing diamond tool
GB2158086A (en) * 1984-03-30 1985-11-06 De Beers Ind Diamond Abrasive products

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR993724A (en) * 1948-08-27 1951-11-06 Improvements in the manufacture of abrasive polishers
US2863750A (en) * 1954-10-18 1958-12-09 Sheldon M Booth Method, composition and apparatus for mechanically setting or resetting diamond particles in a working surface
GB1161885A (en) * 1965-12-30 1969-08-20 Paul Michael Troll Improvements in relating to Abrasives.
BE775418A (en) * 1971-11-17 1972-03-16 Caes Henri METHOD OF HOLDING DIAMOND POWDER ON GRINDING WHEELS.
DE3032027A1 (en) * 1979-08-25 1981-03-26 Kombinat Przemysłu Narzędziowego Vis, Warszawa METHOD FOR PRODUCING GRINDING TOOLS WITH GALVANIC METAL BINDING
SU878551A1 (en) * 1980-03-10 1981-11-07 Львовское Производственное Объединение По Выпуску Искусственных Алмазов И Алмазного Инструмента Metallic binder for manufacturing diamond tool
GB2158086A (en) * 1984-03-30 1985-11-06 De Beers Ind Diamond Abrasive products

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
SOVIET INVENTIONS ILLUSTRATED Derwent Publications Ltd. abstract number 82-75992E Ý36¨ Bul.41/7.11.81 *

Also Published As

Publication number Publication date
IL91187A0 (en) 1990-03-19
EP0354775B1 (en) 1994-04-27
EP0354775A2 (en) 1990-02-14

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