EP0692612B1 - Method for drilling with a drilling tool having an eccentrical mounted shaft - Google Patents
Method for drilling with a drilling tool having an eccentrical mounted shaft Download PDFInfo
- Publication number
- EP0692612B1 EP0692612B1 EP95110994A EP95110994A EP0692612B1 EP 0692612 B1 EP0692612 B1 EP 0692612B1 EP 95110994 A EP95110994 A EP 95110994A EP 95110994 A EP95110994 A EP 95110994A EP 0692612 B1 EP0692612 B1 EP 0692612B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- tool
- sleeves
- eccentric
- bearing
- tools
- 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 - Lifetime
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1006—Making by using boring or cutting machines with rotary cutting tools
- E21D9/104—Cutting tool fixtures
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/08—Roller bits
- E21B10/086—Roller bits with excentric movement
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/16—Machines slitting solely by one or more rotating saws, cutting discs, or wheels
- E21C25/18—Saws; Discs; Wheels
Definitions
- EP 329 915 A also describes an eccentrically activated system only one eccentric and tool for slitting the hardest materials.
- the new device claimed below in the multiple eccentric with several Tool sleeves work, the entire unit runs much smoother, reduced the necessary pressures considerably and offers the possibility of any drilling respectively Machinable milling widths - only hitting or hitting milling.
- the invention Method works using the device according to the invention. Through this Technology according to the invention are also storage problems due to excessive weight and amplitude dependent centrifugal forces eliminated.
- a one-sided double eccentric shaft with two sleeves and milling tools comes with 3,000 RPM driven; the amplitude is 5 mm.
- About the reduction gear Tool sleeve 30: 1 driven at 100 rpm; Tool sleeve width and diameter: 250 mm x 2 500 mm drilling width with a required pressure of approx. 1 ton in hard rock and approx. 10 kw drive power.
- Conventional systems require several.
- FIG. 1 each with only one possible embodiment, one of the holders is shown in FIG. 1 (1), (2) one of the sleeves rotatably mounted on an eccentric. (3) is a reduction gear via one External and internal gear rim. Tools are indicated with (4). (5) are the for Balancing necessary counterweights. (6) drives the high-speed eccentric shaft, (7) a disc-type roller drilling tool. (8) are seals, and (9) is a version for Compacting soil and the like using the sleeve as a roller or using a plate (without Rotary drive for the tool sleeve). The actual tools are interchangeable. The sleeve and the tools are weighed / balanced on the counterweights (5).
- (10) is the gear drive via the held inner shaft (11) for the outer sleeve (12).
- the second inner sleeve (13), which is also rotatably mounted on the eccentric (14), is (15) driven slowly rotating.
- the double eccentric shaft is driven by (16) at high speed; the bracket for the unit is (18).
- the weights on which the respective sleeve and tools are balanced, are designated with (19) and attached to / on the eccentric shaft.
- a double eccentric with a central holder, (20) is one of the two tool sleeves with their drive (21). To remove any web that may have stopped, they are set back Picking or the like (22) provided. (23) is the second sleeve for tools and the Counterweight (24).
- the eccentric shaft with two staggered or at the same time beating eccentric is (25).
- an eccentric rotatable sleeve for varying the Amplitude, separate protection is claimed. It is preferably with a toothing on the Shaft (27) pushed and fixed on it.
- (28) is the central holder with e.g. a toothed belt (29) as a drive for the shaft (27).
- the center line drawn means that with this aggregate this axis rotated also pilot / full holes can be created.
- (30) are the sleeves and tools of the same length and weight, each of which has (31) driven slowly rotating and balanced / balanced against (32).
- This too The system can work as a striking roller drilling tool, without - but also with the drive Tool sleeve.
- additional holders and tools (33) are the two holders with the drive (34) via toothed belts in this version.
- two sleeves are preferably each in the Brackets mounted and driven (only hatched).
- a special design without counterweights according to (32) in Figure 4, (35) are the two outer, equally wide and heavy tool sleeves. (36) is opposite one of the outer ones Balancing sleeves required double wide and heavy tool sleeve. This works this system is optimally balanced without any separate counterweights. (37) are the 180 ° offset eccentric on which the sleeves (35) and (36) are rotatably mounted. You can / do not have to be driven via the gear pairs (38). The holders can too be arranged outside; for this purpose drivers are then provided between the tool sleeves.
Abstract
Description
Es gibt einige Systeme Bohr-, Fräs- und Schlitzwerkzeuge schlagzuüberlagern. Sie reduzieren die Andruckkräfte und erhöhen die Bohrleistungen - besonders in Hartgestein. In der EP 329 915 A wird ein ebenfalls exzenteraktiviertes System beschrieben - mit nur einem Exzenter und Werkzeug zum Schlitzen härtester Materialien.There are several systems for overlaying drilling, milling and slotting tools. she reduce the pressure forces and increase the drilling capacity - especially in hard rock. In EP 329 915 A also describes an eccentrically activated system only one eccentric and tool for slitting the hardest materials.
In der US 5,190,353 wird ein exzenteraktiviertes System beschrieben, bei dem jeweils eine schnellaufende Exzenterwelle und eine langsam laufende, werkzeugtragende Hülse, die drehend auf der Exzenterwelle gelagert ist, zum Bohren, Fräsen und Schlitzen von Gestein, Mineralien und dergleichen eingesetzt werden.In US 5,190,353 an eccentrically activated system is described, in which one high-speed eccentric shaft and a slow-running, tool-bearing sleeve, the is rotatably mounted on the eccentric shaft, for drilling, milling and slitting rock, Minerals and the like are used.
Die neu nachfolgend beanspruchte Vorrichtung, bei der Mehrfachexzenter mit mehreren Werkzeughülsen arbeiten, läßt das komplette Aggregat wesentlich ruhiger laufen, reduziert die erforderlichen Andrücke erheblich und bietet die Möglichkeit, beliebige Bohr- respektive Fräsbreiten zu bearbeiten - nur schlagend oder schlagend fräsend. Das erfindungsgemäße Verfahren arbeitet unter Verwendung der erfindungsgemäßen Vorrichtung. Durch diese erfindungsgemäße Technik werden außerdem Lagerprobleme durch zu hohe gewichts- und amplitudenabhängige Zentrifugalkräfte eliminiert. The new device claimed below, in the multiple eccentric with several Tool sleeves work, the entire unit runs much smoother, reduced the necessary pressures considerably and offers the possibility of any drilling respectively Machinable milling widths - only hitting or hitting milling. The invention Method works using the device according to the invention. Through this Technology according to the invention are also storage problems due to excessive weight and amplitude dependent centrifugal forces eliminated.
Mit den beanspruchten Techniken kann universell flächig gefräst, geschlitzt oder volloch gebohrt werden, können Microtunnenling sowie Tunnelbohrmaschinen ausgerüstet werden - u.a. mit dem Vorteil der Fräsbarkeit härtester Materialien, Mineralien und dgl. bei Halbierung der Maschinengewichte.With the claimed techniques, universal surface milling, slitting or fully drilling can be carried out microtunnels and tunnel boring machines can be equipped - including with the Advantage of the millability of the hardest materials, minerals and the like when cutting in half Machine weights.
Eine einseitig gehaltene Doppelexzenterwelle mit zwei Hülsen und Fräswerkzeugen wird mit 3.000 U/min angetrieben; die Amplitude beträgt 5 mm. Über das Untersetzungsgetriebe wird die Werkzeughülse 30:1 mit 100 U/min angetrieben; Breite und Durchmesser der Werkzeughülse: 250 mm x 2 = 500 mm Abbohrbreite bei einem erforderlichen Andruck von ca. 1 Tonne in Hartgestein und ca. 10 kw Antriebsleistung. Konventionelle Systeme benötigen das mehrfache.A one-sided double eccentric shaft with two sleeves and milling tools comes with 3,000 RPM driven; the amplitude is 5 mm. About the reduction gear Tool sleeve 30: 1 driven at 100 rpm; Tool sleeve width and diameter: 250 mm x 2 = 500 mm drilling width with a required pressure of approx. 1 ton in hard rock and approx. 10 kw drive power. Conventional systems require several.
In den Figuren mit jeweils nur einer Ausführungsmöglichkeit ist in der Figur 1 (1) einer der Halter, (2) eine der auf einem Exzenter drehend gelagerten Hülsen. (3) ist ein Reduktionsgetriebe über einen Außen- und Innenzahnkranz. Mit (4) ist ein / sind Werkzeuge angedeutet. (5) sind die zum Auswuchten erforderlichen Gegengewichte. (6) ist der Antrieb der schnellaufenden Exzenterwelle, (7) ein diskenartiges Rollenbohrwerkzeug. (8) sind Abdichtungen, und (9) ist eine Version zum Verdichten von Böden und dgl mit der Hülse als Walze oder unter Verwendung einer Platte (ohne Drehantrieb für die Werkzeughülse). Die eigentlichen Werkzeuge sind austauschbar. Die Hülse und die Werkzeuge werden auf die Gegengewichte (5) ausgewogen / ausgewuchtet.In the figures, each with only one possible embodiment, one of the holders is shown in FIG. 1 (1), (2) one of the sleeves rotatably mounted on an eccentric. (3) is a reduction gear via one External and internal gear rim. Tools are indicated with (4). (5) are the for Balancing necessary counterweights. (6) drives the high-speed eccentric shaft, (7) a disc-type roller drilling tool. (8) are seals, and (9) is a version for Compacting soil and the like using the sleeve as a roller or using a plate (without Rotary drive for the tool sleeve). The actual tools are interchangeable. The sleeve and the tools are weighed / balanced on the counterweights (5).
In der Figur 2 ist (10) der Zahnradantrieb über die gehaltene innere Welle (11) für die äußere Hülse (12). Die ebenfalls auf dem Exzenter (14) drehend gelagerte zweite innere Hülse (13) wird über (15) langsam drehend angetrieben. Die Doppelexzenterwelle wird über (16) schnelldrehend angetrieben; die Halterung für das Aggregat ist (18). Die Gewichte, auf die die jeweilige Hülse und Werkzeuge ausgewuchtet werden, sind mit (19) bezeichnet und an / auf der Exzenterwelle befestigt.In FIG. 2, (10) is the gear drive via the held inner shaft (11) for the outer sleeve (12). The second inner sleeve (13), which is also rotatably mounted on the eccentric (14), is (15) driven slowly rotating. The double eccentric shaft is driven by (16) at high speed; the bracket for the unit is (18). The weights on which the respective sleeve and tools are balanced, are designated with (19) and attached to / on the eccentric shaft.
In der Figur 3, ein Doppelexzenter mit mittiger Halterung, ist (20) eine der beiden Werkzeughülsen mit ihrem Antrieb (21). Zum Abtragen des eventuell stehenbleibenden Steges sind zurückversetzte Picken oder dergleichen (22) vorgesehen. (23) ist die zweite Hülse für Werkzeuge und dem Gegengewicht (24). Die Exzenterwelle mit zwei gegeneinander versetzten oder gleichseitig / -zeitig schlagenden Exzentern ist (25). Für (26), eine exzentrische drehbare Hülse zum Variieren der Amplitude, wird gesonderter Schutz beansprucht. Sie wird vorzugsweise mit einer Verzahnung auf die Welle (27) geschoben und auf ihr befestigt. (28) ist der mittige Halter mit z.B. einem Zahnriemen (29) als Antrieb für die Welle (27). Die eingezeichnete Mittellinie bedeutet, daß mit diesem Aggregat um diese Achse gedreht auch Pilot- / Vollochbohrungen erstellt werden können.In FIG. 3, a double eccentric with a central holder, (20) is one of the two tool sleeves with their drive (21). To remove any web that may have stopped, they are set back Picking or the like (22) provided. (23) is the second sleeve for tools and the Counterweight (24). The eccentric shaft with two staggered or at the same time beating eccentric is (25). For (26), an eccentric rotatable sleeve for varying the Amplitude, separate protection is claimed. It is preferably with a toothing on the Shaft (27) pushed and fixed on it. (28) is the central holder with e.g. a toothed belt (29) as a drive for the shaft (27). The center line drawn means that with this aggregate this axis rotated also pilot / full holes can be created.
In Figur 4 sind (30) die gleichlangen und -schweren Hülsen und Werkzeuge, die jeweils über (31) langsam drehend angetrieben und gegen (32) ausgewogen / ausgewuchtet werden. Auch dieses System kann als schlagendes Rollenbohrwerkzeug arbeiten, ohne - aber auch mit Antrieb der Werkzeughülse. Bei dieser Bauart, die beliebig über weitere Halter und Werkzeuge verbreitert werden kann, sind (33) die beiden Halter mit dem Antrieb (34) über Zahnriemen in dieser Ausführung. Bei mehr als drei Exzentern / Werkzeughülsen werden vorzugsweise jeweils zwei Hülsen in den Haltern gelagert und angetrieben (nur schraffiert eingezeichnet).In FIG. 4, (30) are the sleeves and tools of the same length and weight, each of which has (31) driven slowly rotating and balanced / balanced against (32). This too The system can work as a striking roller drilling tool, without - but also with the drive Tool sleeve. With this type of construction, which can be widened as required using additional holders and tools (33) are the two holders with the drive (34) via toothed belts in this version. With more than three eccentrics / tool sleeves, two sleeves are preferably each in the Brackets mounted and driven (only hatched).
In Figur 5, einer besonderen Bauart ohne Gegengewichte gemäß (32) in Figur 4, sind (35) die beiden äußeren gleich breiten und schweren Werkzeughülsen. (36) ist die gegenüber einer der äußeren Hülsen zur Auswuchtung erforderliche doppelt breite und schwere Werkzeughülse. Dadurch arbeitet dieses System optimal ausgewuchtet ohne gesonderte Kontergewichte schwingungsfrei. (37) sind die 180° gegeneinander versezten Exzenter, auf denen die Hülsen (35) und (36) drehend gelagert sind. Sie können / müssen aber nicht über die Zahnradpaare (38) angetrieben sein. Die Halter können auch außen angeordnet sein; dafür sind dann Mitnehmer zwischen den Werkzeughülsen vorgesehen.In Figure 5, a special design without counterweights according to (32) in Figure 4, (35) are the two outer, equally wide and heavy tool sleeves. (36) is opposite one of the outer ones Balancing sleeves required double wide and heavy tool sleeve. This works this system is optimally balanced without any separate counterweights. (37) are the 180 ° offset eccentric on which the sleeves (35) and (36) are rotatably mounted. You can / do not have to be driven via the gear pairs (38). The holders can too be arranged outside; for this purpose drivers are then provided between the tool sleeves.
Claims (10)
- An apparatus for drilling, milling or ripping rock, minerals and similar materials by means of rapidly rotating, propelled eccentric drives (14, 26, 37) having slowly rotatable sleeves (2, 12, 13; 20, 23; 35, 36) bearing tools (4, 7) supported by bearings, characterised by at least two counterbalanced, tool-bearing sleeves (2, 12, 13, 20, 23; 35, 36) operating in combination with each other on one eccentric drive shaft (11, 25) only, either operating percussively while rotating independently of each other, or while milling percussively under propulsion.
- An apparatus according to claim 1 characterised by an eccentrically induced gear arrangement (3) for propelling the tool-bearing sleeves (12, 13) by means of gears (10) having internal and external toothed formations (10) meshing with each other, wherein either gear is firmly secured to a holder (1) by means of a support structure (1), depending upon the desired direction of rotation.
- An apparatus according to either claim 1 or claim 2 characterised by counterweights (5, 19, 24, 32) on the eccentric drive shafts (11, 25), which are compensated and / or counterbalanced in relation to the sleeves (12, 13; 20, 23; 25, 26;) and tools (4, 7).
- An apparatus according to at least one of claims 1 to 3 characterised by at least two sleeves (12, 13, 25, 26, 35, 36) and tools (4, 7) supported on an eccentric drive shaft (11, 25) having at least two eccentric drives (26; 37) which are adjusted and / or counterbalanced in relation to each other.
- An apparatus according to claim 1 or to claim 2 characterised by 3 sleeves (35, 36) with tools are mounted on 3 eccentric drives (37) on a shaft, that are adjusted or counterbalanced in relation to each other in such a manner that the central sleeve with tools is twice as wide and heavy as the other two, and is offset at 180° in relation to both of the outer ones.
- An apparatus according to at least one of the claims 1 to 5 characterised by holders (28, 33) and / or bearings between two eccentric drives and two tool-bearing sleeves (20, 23; 35, 36) - with propulsion (29, 34) for the eccentric shaft (25, 27) - with or without propulsion for the tool-bearing sleeves.
- An apparatus according to claim 6 characterised by a central holder (28) and / or bearing having propulsion means (29) for each eccentric drive (26) having a tool-bearing sleeve (20, 23).
- An apparatus according to at least one of claims 1 to 7 characterised by an eccentric drive shaft (11) for propelling an inner, or an inner and an outer tool-bearing sleeve (12, 13) supported in cantilever-fashion by a holder (18) and / or a bearing.
- An apparatus according to at least one of claims 1 to 8 characterised by several tool-bearing sleeves (30) and several eccentric drives in juxtaposition with each other are supported on drive shafts (11, 25), each being supported at either end, by holders (1, 33).
- A process for drilling, milling, and ripping rock, minerals and similar materials employing an apparatus according to at least one of claims 1 to 9.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH233394 | 1994-07-13 | ||
CH02333/94A CH689546A5 (en) | 1994-07-13 | 1994-07-13 | About eccentric percussive tools for machining materials. |
CH2333/94 | 1994-07-13 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0692612A2 EP0692612A2 (en) | 1996-01-17 |
EP0692612A3 EP0692612A3 (en) | 1997-06-04 |
EP0692612B1 true EP0692612B1 (en) | 2001-08-29 |
Family
ID=4231366
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP95110994A Expired - Lifetime EP0692612B1 (en) | 1994-07-13 | 1995-07-13 | Method for drilling with a drilling tool having an eccentrical mounted shaft |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0692612B1 (en) |
AT (1) | ATE204948T1 (en) |
CH (1) | CH689546A5 (en) |
DE (1) | DE59509552D1 (en) |
ZA (1) | ZA955733B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AUPP822499A0 (en) | 1999-01-20 | 1999-02-11 | Terratec Asia Pacific Pty Ltd | Oscillating & nutating disc cutter |
AUPS186902A0 (en) | 2002-04-22 | 2002-05-30 | Odyssey Technology Pty Ltd | Rock cutting machine |
AUPS186802A0 (en) | 2002-04-22 | 2002-05-30 | Odyssey Technology Pty Ltd | Oscillating disc cutter with speed controlling bearings |
DE10234338B4 (en) * | 2002-07-26 | 2005-05-04 | Wirth Maschinen- Und Bohrgerätefabrik GmbH | Device for propelling holes in the ground |
EP1525370B1 (en) | 2002-07-26 | 2006-09-13 | Wirth Maschinen- und Bohrgeräte-Fabrik GmbH | Device for advancing drillings in the ground |
DE112004002931A5 (en) * | 2004-07-28 | 2007-07-26 | Bechem, Hannelore | Mobile slot, micro and tunnel, as well as shaft and deep hole drilling machine with undercut removing impact overlapping tools |
CN108678764A (en) * | 2018-05-08 | 2018-10-19 | 河北卓秋实业有限公司 | A kind of heading equipment and the method tunneled using the equipment |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3336381C2 (en) * | 1983-10-06 | 1986-07-03 | Mümin 7128 Lauffen Öszüt | Processing machine for the surface treatment of workpieces with a mass balancing device |
CH675387A5 (en) * | 1987-06-29 | 1990-09-28 | Bechem Hannelore | |
CH678706A5 (en) * | 1987-08-31 | 1991-10-31 | Bechem Hannelore | |
IT1231292B (en) * | 1989-07-20 | 1991-11-28 | G T Elettronica Di Gianni Trio | AUTOMATIC DYNAMIC BALANCING DEVICE OF ROTATING MASSES, PARTICULARLY OF GRINDING WHEELS |
CH684786A5 (en) * | 1990-04-09 | 1994-12-30 | Bechem Hannelore | Exzenteraktivierte radially vibrating rotating tool holder. |
CH688815A5 (en) * | 1992-10-14 | 1998-04-15 | Bechem Hannelore | Unit for drilling, milling, slitting and compression of materials. |
-
1994
- 1994-07-13 CH CH02333/94A patent/CH689546A5/en not_active IP Right Cessation
-
1995
- 1995-07-11 ZA ZA955733A patent/ZA955733B/en unknown
- 1995-07-13 AT AT95110994T patent/ATE204948T1/en not_active IP Right Cessation
- 1995-07-13 EP EP95110994A patent/EP0692612B1/en not_active Expired - Lifetime
- 1995-07-13 DE DE59509552T patent/DE59509552D1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0692612A3 (en) | 1997-06-04 |
ZA955733B (en) | 1997-04-08 |
ATE204948T1 (en) | 2001-09-15 |
EP0692612A2 (en) | 1996-01-17 |
CH689546A5 (en) | 1999-06-15 |
DE59509552D1 (en) | 2001-10-04 |
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