KR940011103A - 드릴 비트 - Google Patents

드릴 비트 Download PDF

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Publication number
KR940011103A
KR940011103A KR1019930024948A KR930024948A KR940011103A KR 940011103 A KR940011103 A KR 940011103A KR 1019930024948 A KR1019930024948 A KR 1019930024948A KR 930024948 A KR930024948 A KR 930024948A KR 940011103 A KR940011103 A KR 940011103A
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KR
South Korea
Prior art keywords
drill bit
diamond
insert
alloy
less
Prior art date
Application number
KR1019930024948A
Other languages
English (en)
Inventor
나자피-사니 모하마드
Original Assignee
피터 윌렘 기드온 드 제이거
드 비어스 인더스트리얼 다이아몬드 디비젼 (프로프라이어터리) 리미티드
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 피터 윌렘 기드온 드 제이거, 드 비어스 인더스트리얼 다이아몬드 디비젼 (프로프라이어터리) 리미티드 filed Critical 피터 윌렘 기드온 드 제이거
Publication of KR940011103A publication Critical patent/KR940011103A/ko

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • 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
    • E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
    • E21B10/445—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts percussion type, e.g. for masonry
    • 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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • 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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/58—Chisel-type inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2226/00—Materials of tools or workpieces not comprising a metal
    • B23B2226/31—Diamond
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2228/00—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner
    • B23B2228/04—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner applied by chemical vapour deposition [CVD]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/50—Drilling tools comprising cutting inserts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T408/00—Cutting by use of rotating axially moving tool
    • Y10T408/78—Tool of specific diverse material

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Drilling Tools (AREA)
  • Holo Graphy (AREA)
  • Surgical Instruments (AREA)
  • Earth Drilling (AREA)

Abstract

드릴 비트는 장홈이 형성된 작업 단부와, 이 장홈 안에 위치하고 통상 경납땜에 의해 작업 단부에 접착된 언백트 다이아몬드 삽입체를 포함한다. 다이아몬드 삽입체에는 비트용의 절삭날 또는 검이 존재한다. 다이아몬드 삽입제는 CVD 다이아온드나 다이아몬드 압분체로 만들어진다.

Description

드릴 비트
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 제1실시예에 의한 작업 단부의 분해 사시도,
제2도는 본 발명의 제2실시예에 의한 작업 단부의 분해 사시도,
제3도는 본 발명의 제3실시예에 의한 작업 단부의 사시도,
제4도는 제3도의 분해 사시도.

Claims (12)

  1. 드릴 비트에 있어서, 장홈이 형성된 작업단부와, 이 장홈 안에 위치하고 작업 단부에 접착되며 비트용 절삭날 또는 점을 형성하는 언백트 다이아몬드 삽입체(unbacked diamond insert)를 포함하는 것을 특징으로 하는 드릴 비트.
  2. 제1항에 있어서, 다이아몬드 삽입체가 다이아몬드 층으로 구성되는 것을 특징으로 하는 드릴 비트.
  3. 제2항에 있어서, 드릴 비트가 5mm미만의 직경을 갖고, 다이아몬드 층의 두께가 150내지 500㎛인 것을 특징으로 하는 드릴 비트.
  4. 제2항에 있어서, 드릴 비트의 직경이 12mm 이하이고, 다이아몬드 층의 두께가 1.5mm 이하인 것을 특징으로 하는 드릴 비트.
  5. 상기 항들 중 어느 하나의 항에 있어서, 다이아몬드가 CVD 다이아몬드와 다이아몬드 압분체로부터 선택되는 것을 특징으로 하는 드릴 비트.
  6. 상기 항들 중 어느 하나의 항에 있어서, 다이아몬드 삽입체가 ∧형상인 것을 특징으로 하는 드릴 비트.
  7. 제1항 내지 제5항 중 어느 하나의 항에 있어서, 삽입체가 직선 기부와, 이 기부로부터 연장된 직선 측면과, 측면들을 연결하고 지붕 형상의 상부를 갖는 것을 특징으로 하는 드릴 비트.
  8. 상기 항들 중 어느 하나의 항에 있어서, 다이아몬드 삽입체가 경납땜 합금을 사용하여 드릴 비트의 작업단부에 경납땜되는 것을 특징으로 하는 드릴 비트.
  9. 제8항에 있어서, 경납땜 합금이 은/구리 기본 합금이고 소량의 활성 금속을 함유한 것을 특징으로 하는 드릴 비트.
  10. 제9항에 있어서, 경납땜 합금이 20내지 40질량%의 구리, 60내지 80질량%의 은, 그리고 소량의 활성 금속을 갖는 합금인 것을 특징으로 하는 드릴 비트.
  11. 제9항 또는 제10항에 있어서, 활성 금속이 10질량% 미만의 양으로 존재하는 것을 특징으로 하는 드릴 비트.
  12. 제9항 내지 제11항 중 어느 하나의 항에 있어서, 활성 금속이 티타늄 및 지르코늄인 것을 특징으로하는 드릴 비트.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930024948A 1992-11-24 1993-11-23 드릴 비트 KR940011103A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB929224627A GB9224627D0 (en) 1992-11-24 1992-11-24 Drill bit
GB9224627.1 1992-11-24

Publications (1)

Publication Number Publication Date
KR940011103A true KR940011103A (ko) 1994-06-20

Family

ID=10725616

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930024948A KR940011103A (ko) 1992-11-24 1993-11-23 드릴 비트

Country Status (8)

Country Link
US (1) US5464068A (ko)
EP (1) EP0599596B1 (ko)
JP (1) JPH06206111A (ko)
KR (1) KR940011103A (ko)
AT (1) ATE148646T1 (ko)
DE (1) DE69307998T2 (ko)
GB (1) GB9224627D0 (ko)
ZA (1) ZA938750B (ko)

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Publication number Priority date Publication date Assignee Title
WO2011149143A1 (ko) * 2010-05-24 2011-12-01 태양파워(주) 드릴 비트

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Publication number Priority date Publication date Assignee Title
WO2011149143A1 (ko) * 2010-05-24 2011-12-01 태양파워(주) 드릴 비트

Also Published As

Publication number Publication date
EP0599596B1 (en) 1997-02-05
DE69307998T2 (de) 1997-06-26
JPH06206111A (ja) 1994-07-26
GB9224627D0 (en) 1993-01-13
DE69307998D1 (de) 1997-03-20
US5464068A (en) 1995-11-07
EP0599596A1 (en) 1994-06-01
ZA938750B (en) 1994-06-30
ATE148646T1 (de) 1997-02-15

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