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ZA694472B - Control system for rock drills - Google Patents

Control system for rock drills

Info

Publication number
ZA694472B
ZA694472B ZA694472*A ZA694472A ZA694472B ZA 694472 B ZA694472 B ZA 694472B ZA 694472 A ZA694472 A ZA 694472A ZA 694472 B ZA694472 B ZA 694472B
Authority
ZA
South Africa
Prior art keywords
control system
rock drills
drills
rock
control
Prior art date
Application number
ZA694472*A
Inventor
L Hanson
A Wallace
Original Assignee
Gardner Denver Co
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 Gardner Denver Co filed Critical Gardner Denver Co
Publication of ZA694472B publication Critical patent/ZA694472B/en

Links

Classifications

    • 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
    • E21B1/00—Percussion drilling
    • E21B1/12—Percussion drilling with a reciprocating impulse member
    • E21B1/24—Percussion drilling with a reciprocating impulse member the impulse member being a piston driven directly by fluid pressure
    • E21B1/30—Percussion drilling with a reciprocating impulse member the impulse member being a piston driven directly by fluid pressure by air, steam or gas pressure
    • 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
    • E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
    • E21B44/02—Automatic control of the tool feed
    • E21B44/06—Automatic control of the tool feed in response to the flow or pressure of the motive fluid of the drive
    • 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
    • Y10T408/65—Means to drive tool
    • Y10T408/675—Means to drive tool including means to move Tool along tool-axis
    • Y10T408/6757—Fluid means

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (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)
  • Earth Drilling (AREA)
ZA694472*A 1969-03-20 1969-06-24 Control system for rock drills ZA694472B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80892569A 1969-03-20 1969-03-20

Publications (1)

Publication Number Publication Date
ZA694472B true ZA694472B (en) 1971-02-24

Family

ID=25200135

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA694472*A ZA694472B (en) 1969-03-20 1969-06-24 Control system for rock drills

Country Status (6)

Country Link
US (1) US3561542A (en)
DE (1) DE2008771A1 (en)
FR (1) FR2035087A1 (en)
GB (2) GB1279111A (en)
SE (1) SE374409B (en)
ZA (1) ZA694472B (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4023626A (en) * 1975-03-17 1977-05-17 Oy Tampella Ab Self-adaptive hydraulic rock drill
US4074771A (en) * 1976-03-25 1978-02-21 Joy Manufacturing Company Rock drill
US4246973A (en) * 1978-01-23 1981-01-27 Cooper Industries, Inc. Controls for hydraulic percussion drill
US4280397A (en) * 1978-04-27 1981-07-28 Joy Manufacturing Company Hydraulic fluid control apparatus
JPS5655684A (en) * 1979-10-06 1981-05-16 Toyo Kogyo Co Feed controller circuit for hydraulic rock driller
SE447502B (en) * 1982-06-22 1986-11-17 Cerac Inst Sa FEEDING DEVICE AT THE MOUNTAIN DRILL CONDITION FOR DRILLING WITH SCREWS
HUT53193A (en) * 1988-04-26 1990-09-28 Karagandinskij Polt Institut Hydraulic borer
FI86008C (en) * 1989-04-06 1992-06-25 Tampella Oy Ab Method and apparatus for controlling a rock drilling machine
FI97419C (en) * 1993-09-20 1996-12-10 Tamrock Oy An arrangement for controlling the feed equipment of a rock drilling machine
FI104279B1 (en) * 1996-11-27 1999-12-15 Tamrock Oy Method and arrangement for controlling the feed of rock drilling
US6491114B1 (en) * 2000-10-03 2002-12-10 Npk Construction Equipment, Inc. Slow start control for a hydraulic hammer
US6622802B2 (en) * 2001-03-29 2003-09-23 Intel Corporation Fastener installation tool and methods of use
SE520421C2 (en) * 2001-11-22 2003-07-08 Atlas Copco Rock Drills Ab Procedure for rock drilling
FI118306B (en) * 2001-12-07 2007-09-28 Sandvik Tamrock Oy Methods and devices for controlling the operation of a rock drilling device
FI115552B (en) * 2002-11-05 2005-05-31 Sandvik Tamrock Oy Arrangement for controlling rock drilling
FI119654B (en) * 2002-11-05 2009-01-30 Sandvik Tamrock Oy A method for controlling the operation of at least two hydraulic actuators, a monitoring valve and further a rock drilling device
FI116968B (en) * 2004-07-02 2006-04-28 Sandvik Tamrock Oy Procedure for control of impactor, program product and impactor
FI121027B (en) * 2004-09-24 2010-06-15 Sandvik Mining & Constr Oy Procedure for controlling striking rock drilling, software product and rock drilling device
US8261855B2 (en) * 2009-11-11 2012-09-11 Flanders Electric, Ltd. Methods and systems for drilling boreholes
DE202018100709U1 (en) 2018-02-08 2018-02-15 Neuhäuser GmbH rock drilling machine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1787781A (en) * 1926-07-30 1931-01-06 Nat Automatic Tool Co Hydraulically-operated way drill
SE301939B (en) * 1964-10-14 1968-07-01 Atlas Copco Ab

Also Published As

Publication number Publication date
DE2008771A1 (en) 1971-01-21
US3561542A (en) 1971-02-09
FR2035087A1 (en) 1970-12-18
GB1279111A (en) 1972-06-28
SE374409B (en) 1975-03-03
GB1279112A (en) 1972-06-28

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