CA940711A - Machine for the sharpening of impact rock drills with chisel cutting edges - Google Patents

Machine for the sharpening of impact rock drills with chisel cutting edges

Info

Publication number
CA940711A
CA940711A CA116,801A CA116801A CA940711A CA 940711 A CA940711 A CA 940711A CA 116801 A CA116801 A CA 116801A CA 940711 A CA940711 A CA 940711A
Authority
CA
Canada
Prior art keywords
sharpening
machine
cutting edges
rock drills
impact rock
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
Application number
CA116,801A
Other versions
CA116801S (en
Inventor
Borje Lundberg
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.)
Grindex AB
Original Assignee
Grindex AB
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 Grindex AB filed Critical Grindex AB
Application granted granted Critical
Publication of CA940711A publication Critical patent/CA940711A/en
Expired 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
    • 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
    • B24B3/33—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of drills for stone

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
CA116,801A 1970-06-26 1971-06-28 Machine for the sharpening of impact rock drills with chisel cutting edges Expired CA940711A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE08904/70A SE349251B (en) 1970-06-26 1970-06-26

Publications (1)

Publication Number Publication Date
CA940711A true CA940711A (en) 1974-01-29

Family

ID=20275324

Family Applications (1)

Application Number Title Priority Date Filing Date
CA116,801A Expired CA940711A (en) 1970-06-26 1971-06-28 Machine for the sharpening of impact rock drills with chisel cutting edges

Country Status (4)

Country Link
US (1) US3739529A (en)
CA (1) CA940711A (en)
DE (1) DE2131709A1 (en)
SE (1) SE349251B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2603828A1 (en) * 1986-09-15 1988-03-18 Richwiller Atel Const Reparati Machine for sharpening cutting tools
CN108356702A (en) * 2018-01-30 2018-08-03 徐州同乐管业有限公司 Two-way taper metal pepe gripper
CN109580273B (en) * 2018-11-28 2021-02-09 北京卫星制造厂有限公司 Rock crushing device suitable for little planet

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1750956A (en) * 1923-06-15 1930-03-18 Jones & Lamson Mach Co Machine for grinding chasers
US2275483A (en) * 1937-01-15 1942-03-10 Sullivan Machinery Co Grinding apparatus
US2424470A (en) * 1944-10-06 1947-07-22 United Drill & Tool Corp Method and apparatus for point-grinding drills
US2847800A (en) * 1955-11-28 1958-08-19 Howard E Ingersoll Automatic grinder for tungsten carbide drill bits
GB1064892A (en) * 1965-03-17 1967-04-12 Brierley Zachry A method of and a machine for grinding twist drill points

Also Published As

Publication number Publication date
US3739529A (en) 1973-06-19
DE2131709A1 (en) 1971-12-30
SE349251B (en) 1972-09-25

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