BG21002A3 - METHOD OF SHARPENING BITS FOR DRILLING METALS AND ALLOYS - Google Patents

METHOD OF SHARPENING BITS FOR DRILLING METALS AND ALLOYS

Info

Publication number
BG21002A3
BG21002A3 BG013154A BG1315469A BG21002A3 BG 21002 A3 BG21002 A3 BG 21002A3 BG 013154 A BG013154 A BG 013154A BG 1315469 A BG1315469 A BG 1315469A BG 21002 A3 BG21002 A3 BG 21002A3
Authority
BG
Bulgaria
Prior art keywords
alloys
sharpening
bits
drilling
metals
Prior art date
Application number
BG013154A
Other languages
Bulgarian (bg)
Inventor
Claude Rochet
Original Assignee
Regie Nationale Des Usines Renault
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 Regie Nationale Des Usines Renault filed Critical Regie Nationale Des Usines Renault
Publication of BG21002A3 publication Critical patent/BG21002A3/en

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
    • 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
    • B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
    • B24B3/24—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills
    • B24B3/26—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills
    • B24B3/32—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills for thinning the 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
    • B23B2251/18—Configuration of the drill point

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Drilling Tools (AREA)
BG013154A 1968-10-18 1969-10-09 METHOD OF SHARPENING BITS FOR DRILLING METALS AND ALLOYS BG21002A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR170457 1968-10-18

Publications (1)

Publication Number Publication Date
BG21002A3 true BG21002A3 (en) 1976-01-20

Family

ID=8655818

Family Applications (1)

Application Number Title Priority Date Filing Date
BG013154A BG21002A3 (en) 1968-10-18 1969-10-09 METHOD OF SHARPENING BITS FOR DRILLING METALS AND ALLOYS

Country Status (10)

Country Link
US (1) US3626645A (en)
JP (1) JPS505433B1 (en)
BG (1) BG21002A3 (en)
DE (1) DE1952217C3 (en)
ES (1) ES372264A1 (en)
FR (1) FR1589568A (en)
GB (1) GB1282327A (en)
HU (1) HU165984B (en)
NL (1) NL6915658A (en)
YU (1) YU33151B (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3838540A (en) * 1972-06-05 1974-10-01 J Steinmetz Apparatus for sharpening drills and other cutting tools
IT1006980B (en) * 1973-02-10 1976-10-20 Kapp & Co DEVICE FOR THE SUPPORT OF A WHEEL DRESSER DEVICE SERVING IN PARTICULAR FOR THE GRINDING OF THE FRONT SPO GLIA SURFACES OF CREATORS
FR2234749A5 (en) * 1973-06-20 1975-01-17 Costil Marcel
DE3066700D1 (en) * 1980-08-29 1984-03-29 Christen Ag Wabern Drill point grinding machine
IL64173A (en) * 1981-10-30 1984-03-30 Etm Eng Tool Mfg Co Ltd Machine for grinding points of drills
DE3202362C2 (en) * 1982-01-26 1986-05-22 Fa. Gottlieb Gühring, 7470 Albstadt Device for sharpening a twist drill
GB2146925A (en) * 1983-09-23 1985-05-01 Microcut Machine Tools Limited Drill point grinding machine
US5146669A (en) * 1991-07-31 1992-09-15 Fabiano Joseph F Method of manufacturing an insert drill
KR950031335A (en) * 1994-05-13 1995-12-18 아키모토 유우미 drill
WO2000044530A1 (en) * 1999-01-29 2000-08-03 Intertool Machines Ltd. Universal sharpening apparatus employing pair of arcuate bearings
DE19955172A1 (en) * 1999-11-16 2001-05-23 Kennametal Inc Method of grinding a drill bit and drill bit
US6450864B1 (en) * 2000-10-13 2002-09-17 Raphael W. Smith End mill grinder with two independently adjustable grinding wheels
CA2790224C (en) * 2002-08-08 2013-07-30 Surgibit Ip Holdings Pty Limited A drill bit and method for producing a drill bit
AU2002950673A0 (en) * 2002-08-08 2002-09-12 Liam Patrick Ellis Surgical drill bit
JP5217031B2 (en) * 2008-07-01 2013-06-19 ニシガキ工業株式会社 Drill chuck and drill grinding machine
DE102014204700B4 (en) * 2014-03-13 2022-02-17 Kennametal Inc. Rotary tool, in particular drilling tool and method for producing a rotary tool

Also Published As

Publication number Publication date
FR1589568A (en) 1970-03-31
ES372264A1 (en) 1971-09-16
NL6915658A (en) 1970-04-21
YU251569A (en) 1975-12-31
US3626645A (en) 1971-12-14
DE1952217C3 (en) 1980-05-29
DE1952217A1 (en) 1971-03-25
HU165984B (en) 1974-12-28
YU33151B (en) 1976-06-30
DE1952217B2 (en) 1979-09-20
GB1282327A (en) 1972-07-19
JPS505433B1 (en) 1975-03-04

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