FI90277B - Borrapparat - Google Patents

Borrapparat Download PDF

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Publication number
FI90277B
FI90277B FI900834A FI900834A FI90277B FI 90277 B FI90277 B FI 90277B FI 900834 A FI900834 A FI 900834A FI 900834 A FI900834 A FI 900834A FI 90277 B FI90277 B FI 90277B
Authority
FI
Finland
Prior art keywords
valve
feed
piston
throttle valve
adjustable throttle
Prior art date
Application number
FI900834A
Other languages
English (en)
Finnish (fi)
Other versions
FI90277C (sv
FI900834A0 (sv
Inventor
Guenter Straub
Arno Pascher
Original Assignee
Sig Schweiz Industrieges
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 Sig Schweiz Industrieges filed Critical Sig Schweiz Industrieges
Publication of FI900834A0 publication Critical patent/FI900834A0/sv
Application granted granted Critical
Publication of FI90277B publication Critical patent/FI90277B/sv
Publication of FI90277C publication Critical patent/FI90277C/sv

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
    • 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
    • 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
    • E21B6/00—Drives for drilling with combined rotary and percussive action
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/20—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors controlling several interacting or sequentially-operating members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/41—Flow control characterised by the positions of the valve element
    • F15B2211/413—Flow control characterised by the positions of the valve element the positions being continuously variable, e.g. as realised by proportional valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41572—Flow control characterised by the connections of the flow control means in the circuit being connected to a pressure source and an output member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41581—Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a return line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/42—Flow control characterised by the type of actuation
    • F15B2211/428—Flow control characterised by the type of actuation actuated by fluid pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
    • F15B2211/7142—Multiple output members, e.g. multiple hydraulic motors or cylinders the output members being arranged in multiple groups
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/78—Control of multiple output members
    • F15B2211/782—Concurrent control, e.g. synchronisation of two or more actuators

Landscapes

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

Claims (9)

1. Borrapparat, i vilken firms ett rotationsmaskineri (1) för att vrida runt borrstangen (2), ett stotverk (3) för att ge derma stötverkan, användning av matning (4) för att mata rotationsmaskineriet (1), stötverket (3) och borrstangen (2), en styrinrättning (5) för att ställa in rotationsmaskineriets (1) varvtal och stötverkets (3) slagfrekvens samt en andra styrinrättning (6) för att stalla in matningen, kännetecknad därav, att den ena styrinrättningen (6) innehäller ett mätningsorgan (56) för att mätä matningshastigheten, och att matningsorganet (56) är i förbindelse med styrinrättningen (5), sälunda att rotationsmaskineriets (1) varvtal och stötverkets (3) stötfrekvens växer när matningshastigheten tilltar.
2. Borrapparat enligt patentkrav 1, kännetecknad därav, att stötverket (3) omfattar en cylinder (12) med slagkolv (13) som styrs av en slid (14) och rotationsmaskineriet (1), en hydraulikmotor (10) vars utkommande axel (11) är kopplad tili sliden (14) med ett kraftöverföringsverk (15).
3. Apparat enligt patentkrav 2, kännetecknad darav, att användningen av matning (4) omfattar ett dubbelverkande hydraulikcylinderaggregat (35,36) och att matningsorganet (56) under tiden för hydraulikaggregatets (35,36) matning är en vattenföringsmätare (56) som firms i den tili returströmningen kopplade första cylinderkammarens (38) returledning.
4. Apparat enligt patentkrav 3, kännetecknad därav, att i den andra cylinderkammarens (39) ledning (43) som firms mittemot cylinderkammaren (38) skall placeras entryckregleringsventil (44) som styrs av tryckski1lnaden mellan cylinderkamrama (38,39) och varmed man s taller in ma tningskra f ten som är oberoende av matningshastigheten.
5. Apparat enligt patentkrav 3 eller 4, kännetecknad därav, att vattenförings-mätaren är en reglerbar strypventil (56) som ger ett strömningstryck som är beroende av vattenströmningen och att detta strömningstryck är kopplat tili stymingskvantiteten hos styrnirgsinrättningens (5) regleringsventil (28) varvid reglcringsventilen (28) oppnar sig dä strömningstrycket växer.
6. Apparat enligt patentkrav 5, kännetecknad därav, att i vätskemotoms (10) matningsledning (21,24) är placerad en koppiingsventil (23) och en ställbar II 9 90277 strypventil (26) och att regleringsventilen (28) är placerad i koppiingsventi-lens (23) och den ställbara strypventilens (26) forbistromning (31).
7. Apparat enligt patentkrav 5 och 6, kännetecknad därav, att den ena styr-ningssinrättningen (6) innehäller en kopplingsventil (46) som leder till cylinderkammarens (38) returströmning (45) antingen via den ställbara strypven-tilen (47) eller den reglerbara strypventilen (56).
8. Apparat enligt nägot av patentkraven 5-7, kännetecknad därav, att den reglerbara strypventilen (56) innehäller en fjäderbelastad plungerkolv (63) som reagerar för tryckskillnaden mellan strypventilens (56) ingängs- och utgangs-tryck (65,66) och som gär genom en öppning (64) och att ätminstone en i kolvaxelns riktning gäende fära (70) har inarbetats i kolvens (63) yta.
9. Apparat enligt patentkrav 8, kännetecknad därav, att förspänningen och/eller fjäderkonstanten hos fjädem (67) som belastar kolven (63) kan ställas in.
FI900834A 1989-02-23 1990-02-20 Borrapparat FI90277C (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH66089 1989-02-23
CH66089 1989-02-23

Publications (3)

Publication Number Publication Date
FI900834A0 FI900834A0 (sv) 1990-02-20
FI90277B true FI90277B (sv) 1993-09-30
FI90277C FI90277C (sv) 1994-01-10

Family

ID=4192175

Family Applications (1)

Application Number Title Priority Date Filing Date
FI900834A FI90277C (sv) 1989-02-23 1990-02-20 Borrapparat

Country Status (4)

Country Link
EP (1) EP0384888B1 (sv)
AU (1) AU630914B2 (sv)
DE (1) DE59000150D1 (sv)
FI (1) FI90277C (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7654337B2 (en) 2002-11-05 2010-02-02 Sandvik Mining And Construction Oy Arrangement for controlling rock drilling

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE532483C2 (sv) 2007-04-11 2010-02-02 Atlas Copco Rock Drills Ab Metod, anordning och bergborrningsrigg för styrning av åtminstone en borrparameter
CN102536141B (zh) * 2012-01-20 2013-11-06 中船重工中南装备有限责任公司 一种凿岩钻车的自动换钎控制***
CN103758802B (zh) * 2014-01-24 2016-01-13 长沙金阳机械设备科技开发有限公司 自动钻进液压控制***及作业车
DE102015107194A1 (de) * 2015-05-08 2016-11-10 TERRA AG für Tiefbautechnik Bohranlage zum Erzeugen oder Aufweiten einer Erdbohrung im Erdreich und Verfahren zur Steuerung eines Vorschubantriebs einer solchen Bohranlage
CN106351900B (zh) * 2016-09-27 2018-12-18 桂林航天工业学院 一种防偏斜凿岩控制***
CN111101859A (zh) * 2019-11-08 2020-05-05 四川诺克钻探机械有限公司 一种铁路工程勘探用取芯钻机钻压调节方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4064950A (en) * 1976-07-19 1977-12-27 Pekka Salmi Hydraulic drilling machine
US4271914A (en) * 1976-12-02 1981-06-09 The United States Of America As Represented By The Secretary Of The Interior Automatic feed and rotational speed control system of a hydraulic motor operated drill
US4246973A (en) * 1978-01-23 1981-01-27 Cooper Industries, Inc. Controls for hydraulic percussion drill
US4440236A (en) * 1979-09-20 1984-04-03 Toyo Kogyo Co. Ltd. Hydraulic control system for a rock drill
JPS5655684A (en) * 1979-10-06 1981-05-16 Toyo Kogyo Co Feed controller circuit for hydraulic rock driller
DE3115361A1 (de) * 1981-04-16 1982-10-28 Hydroc Gesteinsbohrtechnik GmbH, 5960 Olpe "hydraulische schlagvorrichtung"
FI67604C (fi) * 1983-06-14 1985-04-10 Tampella Oy Ab Foerfarande och anordning foer reglering av matningsroerelsen hos en borrstaong vid bergborrning
DE3518892C1 (de) * 1985-05-25 1987-02-26 Klemm Bohrtech Hydraulische Schlagbohrvorrichtung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7654337B2 (en) 2002-11-05 2010-02-02 Sandvik Mining And Construction Oy Arrangement for controlling rock drilling

Also Published As

Publication number Publication date
FI90277C (sv) 1994-01-10
EP0384888A1 (de) 1990-08-29
EP0384888B1 (de) 1992-06-10
AU630914B2 (en) 1992-11-12
DE59000150D1 (de) 1992-07-16
AU4917490A (en) 1990-08-30
FI900834A0 (sv) 1990-02-20

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BB Publication of examined application
MM Patent lapsed

Owner name: SIG SCHWEIZERISCHE