EP2835495A1 - Abatteuse, notamment Surface Miner, ainsi que procédé de démontage et de montage d'un dispositif de transport pour abatteuse - Google Patents

Abatteuse, notamment Surface Miner, ainsi que procédé de démontage et de montage d'un dispositif de transport pour abatteuse Download PDF

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Publication number
EP2835495A1
EP2835495A1 EP14175635.3A EP14175635A EP2835495A1 EP 2835495 A1 EP2835495 A1 EP 2835495A1 EP 14175635 A EP14175635 A EP 14175635A EP 2835495 A1 EP2835495 A1 EP 2835495A1
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EP
European Patent Office
Prior art keywords
transport device
conveyor belt
machine frame
belt
grease
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.)
Granted
Application number
EP14175635.3A
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German (de)
English (en)
Other versions
EP2835495B1 (fr
Inventor
Winfried Schönebeck
Thomas Mannebach
Cyrus Barimani
Günter HÄHN
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.)
Wirtgen GmbH
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Wirtgen GmbH
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Publication date
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Publication of EP2835495A1 publication Critical patent/EP2835495A1/fr
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Publication of EP2835495B1 publication Critical patent/EP2835495B1/fr
Not-in-force legal-status Critical Current
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    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C47/00—Machines for obtaining or the removal of materials in open-pit mines

Definitions

  • the invention relates to a mining machine, in particular a surface miner according to the preamble of claim 1, and a method for removing and installing a transport device in a mining machine according to the preamble of claim 13.
  • Such mining machines are used in opencast mining, earthworks and rock construction, such a mining machine being e.g. Rock cuts, breaks and loads in one go, without the need for blasting.
  • the mining machine is also suitable for the extraction of gypsum, soft limestone or coal.
  • a cutting roller is used, which transfers the decomposition material to a first transport device, which is arranged stationary but interchangeable within the machine frame.
  • the excavation material is transported obliquely upwards on the first transport device to a discharge point at which the excavation material is dropped onto a second transport device whose lower end is located below the upper end of the first transport device.
  • the second transport device also transports the decomposition material from a transfer point at the lower end of the second transport device up to a discharge point at which the mining material can either be dropped on a transport vehicle or laterally next to the mining machine.
  • the second transport device is laterally pivotable by ⁇ 90 ° by a Bandauftress theory stressed for the second transport device is pivotable about a vertical axis, which passes virtually through the transfer point.
  • the second transport means is pivotable about a horizontal pivot axis to bring the upper end of the second transport means to a desired discharge height.
  • the figures vertical and horizontal are to be understood as meaning that the mining machine stands on a horizontal ground.
  • the invention is therefore an object of the invention to provide a mining machine of the type mentioned, and a method for installing and removing a stationary transport device in a mining machine, in which the installation and removal of the transport device with little expenditure of time is possible.
  • the invention advantageously provides for a mining machine for processing a soil, in particular a surface miner, with a machine frame, a cutting roller mounted in the machine frame, a first transport device, the take-up material from the cutting drum takes over, a second transporting device which takes over the excavating material from the first transporting device at a transfer point located at the lower end of the second transporting device, which is below the upper end of the first transporting device, one mounted on the machine frame pivotally about a vertical pivoting axis Bandauf warmth observed for the second transport device, wherein the second transport means about a transversely to the longitudinal direction of the second transport means extending, and mounted in the Bandauf warmth listening first horizontal pivot axis is pivotable, and wherein the vertical pivot axis of the Bandauf warmth favorable extends substantially centrally through the transfer point, before that Bandaufschsch is pivotable together with the second transport means relative to the machine frame about a second horizontal pivot axis.
  • the second transport device can be pivoted with the tape suspension device carrying it by a certain angle, for example of 30 °, so that the lower end of the second transport device is no longer below the upper end of the first transport device.
  • machine elements are used in an advantageous manner, which are present anyway on the mining machine.
  • the band suspension device is pivotally connected to the machine frame and the second pivot axis is provided on the band suspension device such that the band suspension device can be pivoted out of the overlap region with the second transport device.
  • the second horizontal pivot axis is offset at least in the height direction relative to the first pivot axis upwards.
  • the second horizontal pivot axis at least during the pivoting of the tape suspension device has a vertical distance from the bottom, which is greater than the direct distance of the pivot axis to the lower outer end of the second transport device.
  • the band suspension device in a working position for pivoting the second transport device and in a Pivoting position for installing and removing the first transport device can be locked.
  • the tape hanger is pivotable relative to the machine frame, the second horizontal pivot axis being journalled in an element of the machine frame, which may also include locking devices that lock the tape hanger in two different pivot positions.
  • the element of the machine frame consists of plates arranged on both sides of the tape suspension device, which on the one hand support the second horizontal pivot axis at their ends and on the other hand have bores angularly inclined at a desired angle, e.g. 30 °, are offset relative to the second horizontal pivot axis.
  • a desired angle e.g. 30 °
  • bolts engage in the band suspension device, so that the band suspension device can be fixed in the respective angular positions.
  • the locking pins can not only be set manually, but can also be brought by means of a drive in a locking or release position.
  • a mounted on the machine frame slewing ring is pivotable about the vertical pivot axis and carries on one side of the turntable the Bandauftress discomfort experienced for the second transport device. On the opposite side may be additionally provided a counterweight.
  • the counterweight is used to compensate for the forces acting on the machine frame moments due to the weight load and the pivot position of the second conveyor.
  • the pivoting of the tape suspension device can be done with motor help, for example, in the region of the second horizontal pivot axis preferably a hydraulic rotary drive, possibly combined with a reduction gear, the Bandaufitational stressed pivoted relative to the machine frame to the second horizontal pivot axis.
  • an actuator mounted on the turntable or on the machine frame may engage the tape hanger vertically spaced from the second horizontal pivot axis to pivot the tape hanger about the second horizontal pivot axis.
  • an adjusting device of a traversing device for the counterweight can also be used for pivoting the tape suspension unit.
  • the second transport device has an endlessly circulating conveyor belt, which is guided at the mutually ends via a drive roller and a deflection roller.
  • the drive roller is preferably arranged at the upper end of the second transport device and can be displaced outwardly via a belt tensioning device for tensioning.
  • the belt tensioning device consists of a grease tensioner. This has the advantage that the belt tensioning device can be operated from a remote location.
  • a grease supply device may be provided for the grease seal which extends over the entire length of the second transport device and which has a grease feed connection at the lower end of the second transport device or on the machine frame such that the grease supply connection is accessible to a person standing on the ground ,
  • the tape suspension device In the working position, the tape suspension device is connected via the second horizontal pivot axis with the machine frame and with locking bolts, which passed through an element of the machine frame are and which engage in the band hanger, secured in the working position.
  • the lock for the pivot position of the tape suspension device is first repealed and pivoted by means of a drive Bandaufitational stressed to the second horizontal pivot axis until the desired and preset pivot position is reached. Subsequently, in turn, the locking means are introduced to lock the Bandaufitational worn in the pivot position.
  • the lower end of the second transport device is pivoted in such a way that it no longer overlaps the upper end of the stationary transport device which is fastened in the machine frame.
  • a lifting device in particular a pulley, which are initially lowered at the upper end of the machine frame fixed transport device.
  • the lower end of the machine frame can be decoupled. Then the Bandaufmann Kunststoff soothing can be pivoted back into its working position and locked there. After the removed first transport device rests freely on the ground, the required maintenance work, e.g. a band exchange, easily accessible. The installation of the first transport device takes place in the opposite order.
  • Fig. 1 shows a mining machine 1, namely a surface miner for working off mining material such as rock, limestone or coal u. like.
  • the mining machine 1 has a machine frame 2, in which a cutting roller 4 is mounted, with which the decomposition material is milled from the bottom 3.
  • cutting roller 4 is lowered for this purpose on the floor 3 and brought to a preset milling depth.
  • the cutting roller 4 due to its rotation, raises the excavation material to a first stationary, but removable, first machine 6 supported in the machine frame 2 and extending obliquely upward from the cutting drum 4 in the machine frame 2.
  • the first transport device 6 has an endlessly circulating conveyor belt 7, which discharges the decomposition material at the upper rear end 22 of the first transport device 6 onto a transfer point 18 of a second transport device 12.
  • the first transport device 6 is suspended at its lower front end in a belt shoe 9 and at its upper end 22 releasably secured to the machine frame 2.
  • the second transport device 12 also has an endlessly circulating conveyor belt 50, which transports the removal material from the transfer point 18 in the lower region of the second transport device 12 to a discharge point 20 at which the removal material can be unloaded onto a vehicle or laterally onto the ground 3 can be dropped.
  • the second transport device 12 is supported by a belt hanger 10 which is pivotally attached to the machine frame 2.
  • the band suspension device 10 consists for example of a portal 13, which receives the second transport device 12 between struts 11.
  • the parallel, preferably vertically extending struts 11 of the portal 13 are angled at its lower end towards the front of the machine frame 2 and take at its the lower end 14 of the second conveyor end facing a horizontal pivot axis 24 to the second transport means 12 pivotally mounted in the band suspension device 10.
  • an adjusting device 16 in conjunction with a cable 17, which are pivotally mounted at the upper end of the portal, the second conveyor 12 can be changed in terms of their pitch angle and thus the height of the discharge point 20 can be determined.
  • the cable pull 17 preferably engages in the upper third of the second transport device 12.
  • the tape suspension device 10 is pivotable about a second horizontal pivot axis 28, which is mounted on the one hand in the vertical struts 11 and on the other hand on an element 25 of the machine frame 2.
  • the element 25 of the machine frame 2 has two substantially triangular plates 26, which has at its lower end holes 27 and 29 for the insertion of locking pins.
  • the holes 27 and 29 are angularly spaced by a desired pivot angle for the tape hanger 10. This swivel angle can be for example 30 °.
  • locking pins are inserted into the holes 27, so that the struts 11 of the band suspension device 10 are locked vertically.
  • pivot position of the Bandaufitationg 10 are the locking pins in the holes 29, in both mutually parallel struts 11 on both sides of the second transport device 12.
  • an adjusting device 36 is used in conjunction with a pull cable 38 which engages at a vertical distance from the pivot axis 28 at the upper end of the struts 11, preferably on both struts 11 of the portal thirteenth
  • the adjusting device 36 may be coupled directly to the machine frame 2, or as shown in the drawings, be attached to a turntable 30 which is pivotable about a vertical axis 8 relative to the machine frame 2 by, for example, ⁇ 90 ° and thus on the Bandaufmann von 10 a Pivoting the second conveyor 12 allows to the side.
  • a movable counterweight 34 can be arranged on the side opposite the tape suspending device 10, which can be moved to reduce the forces acting on the machine frame 2 moments in different positions. Accordingly, the counterweight 34 can be moved out to different extents in accordance with the load of the second transport device 12 with decomposition material and depending on the pivot position of the second transport device 12 both laterally and vertically.
  • the already mentioned adjusting device 36 can be used, which can move the counterweight 34 by means of a linkage 44 on a carriage 39 different far outward.
  • the adjusting device 36 are also used for pivoting the tape suspension device 10.
  • the first transport device can be dismantled by first the front end 22 of the first transport device 6 is released from the machine frame 2 and the first transport device, as shown in FIG Fig. 3 can be lowered via a lifting device, such as a pulley can be lowered.
  • Fig. 3 shows the first transport device 6 in the lowered position, in which the tape hanger 10 has been pivoted back into the working position. It is understood that the tape suspension device 10 may remain in the pivot position.
  • the attachment of the first transport device 6 to the belt shoe 9 can be released and thereby the first transport device 6 can be completely detached from the machine frame 2.
  • FIGS. 5 and 6 show the receiving device 46 for the lower front end of the first transport device 6 on the belt shoe. 9
  • Fig. 5 showed a side view of a mounting plate 48, with which the first transport device 6 can be attached to both sides of the belt shoe 9. Laterally projecting from the first transport means 6 bearing pin 55 can be pulled out after removal of the mutual mounting plates 48 from the holder 46, for example, that the mining machine 1 is moved forward, the laterally projecting bearing pin 55 can slide on the mutual slopes 56 on the belt shoe and the first transport device 6 can settle on the floor 3.
  • the conveyor belt 50 of the second transport device 12 can be kept taut by means of a belt tensioning device consisting of a grease tensioner 58, wherein the grease tensioner acts on the linearly movable axis 60 of the upper drive roller 52 for the transport belt 50.
  • the endless circulating conveyor belt 50 is driven via the upper drive roller 52 and deflected by the lower guide roller 54.
  • the fat tensioner 58 has a grease feed device 62, which extends downwards along the second transport device 12 and opens into a grease feed port 64, which is accessible from the bottom 3.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Disintegrating Or Milling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
EP14175635.3A 2009-03-20 2010-03-19 Abatteuse, notamment Surface Miner, ainsi que procédé de démontage et de montage d'un dispositif de transport pour abatteuse Not-in-force EP2835495B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009013709A DE102009013709B4 (de) 2009-03-20 2009-03-20 Abbaumaschine, insbesondere Surface Miner, sowie Verfahren zum Aus- und Einbauen einer Transporteinrichtung bei einer Abbaumaschine
EP20100157057 EP2236745B1 (fr) 2009-03-20 2010-03-19 Engin d'abatage, notamment Surface Miner, ainsi que procédé de démontage et de montage d'un dispositif de transport pour engin d'abatage

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP20100157057 Division EP2236745B1 (fr) 2009-03-20 2010-03-19 Engin d'abatage, notamment Surface Miner, ainsi que procédé de démontage et de montage d'un dispositif de transport pour engin d'abatage
EP20100157057 Division-Into EP2236745B1 (fr) 2009-03-20 2010-03-19 Engin d'abatage, notamment Surface Miner, ainsi que procédé de démontage et de montage d'un dispositif de transport pour engin d'abatage

Publications (2)

Publication Number Publication Date
EP2835495A1 true EP2835495A1 (fr) 2015-02-11
EP2835495B1 EP2835495B1 (fr) 2017-08-02

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EP20100157057 Active EP2236745B1 (fr) 2009-03-20 2010-03-19 Engin d'abatage, notamment Surface Miner, ainsi que procédé de démontage et de montage d'un dispositif de transport pour engin d'abatage
EP14175635.3A Not-in-force EP2835495B1 (fr) 2009-03-20 2010-03-19 Abatteuse, notamment Surface Miner, ainsi que procédé de démontage et de montage d'un dispositif de transport pour abatteuse

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EP20100157057 Active EP2236745B1 (fr) 2009-03-20 2010-03-19 Engin d'abatage, notamment Surface Miner, ainsi que procédé de démontage et de montage d'un dispositif de transport pour engin d'abatage

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EP (2) EP2236745B1 (fr)
DE (2) DE102009061034B4 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014001921A1 (de) 2013-02-22 2014-08-28 Bomag Gmbh Fräswalze mit einer, insbesondere austauschbaren, Materialleiteinrichtung und Materialleiteinrichtung für eine Fräswalze
CN104251012A (zh) * 2013-06-27 2014-12-31 沈阳铝镁设计研究院有限公司 一种皮带廊底钢板与墙面檩条连接结构
CN105986822A (zh) * 2015-01-28 2016-10-05 山东重拓机械股份有限公司 全自动露天采矿机
DE102015212902A1 (de) 2015-07-09 2017-01-12 Wirtgen Gmbh Fräsmaschine zum Bearbeiten von Bodenoberflächen, Übergabeeinrichtung, sowie Verfahren zur Übergabe von abgefrästem Material
DE102020001163A1 (de) 2020-02-21 2021-08-26 Bomag Gmbh Materialübergabevorrichtung für eine bodenfräsmaschine und bodenfräsmaschine mit derartiger materialübergabevorrichtung
CN113622919B (zh) * 2021-08-26 2023-06-16 宁夏天地西北煤机有限公司 防滑移装置及移置式带式输送机

Citations (2)

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Publication number Priority date Publication date Assignee Title
DE3509671A1 (de) * 1985-03-18 1986-09-25 Reinhard 5461 Windhagen Wirtgen Vorrichtung zur ausbeutung von lagerstaetten nach dem oberflaechengewinnungsverfahren
DE202005005919U1 (de) * 2005-04-12 2005-06-30 Dbt Mineral Processing Gmbh Zwischenförderer insbesondere für die Kali- und Salzgewinnung

Family Cites Families (8)

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Publication number Priority date Publication date Assignee Title
US4342485A (en) * 1980-08-29 1982-08-03 Dynapac Maskin Ab Cold surface planer cooling apparatus
DE3621420C1 (de) * 1986-04-07 1987-10-29 Phb Weserhuette Ag Tagebau-Fraesgeraet
DE19726122C2 (de) * 1997-06-20 2002-03-07 Wirtgen Gmbh Vorrichtung zum Abfräsen von Bodenbelägen, insbesondere Fahrbahnen
US6276758B1 (en) * 1998-09-05 2001-08-21 MAN TAKRAF Fördertechnik GmbH Surface miner with tilting superstructure for depth control
CA2827237C (fr) * 2005-11-09 2016-02-09 Suncor Energy Inc. Systeme mobile pour l'extraction du sable bitumineux
DE202007005756U1 (de) * 2007-04-19 2008-08-28 Wirtgen Gmbh Selbstfahrende Baumaschine
DE102007028812B4 (de) * 2007-06-20 2009-08-20 Wirtgen Gmbh Selbstfahrende Maschine zum Schneiden oder Fräsen, insbesondere Maschine zur Ausbeutung von Lagerstätten im Tagebaubetrieb
DE102007044090A1 (de) * 2007-09-14 2009-04-09 Wirtgen Gmbh Straßenfräsmaschine oder Maschine zur Ausbeutung von Lagerstätten

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3509671A1 (de) * 1985-03-18 1986-09-25 Reinhard 5461 Windhagen Wirtgen Vorrichtung zur ausbeutung von lagerstaetten nach dem oberflaechengewinnungsverfahren
DE202005005919U1 (de) * 2005-04-12 2005-06-30 Dbt Mineral Processing Gmbh Zwischenförderer insbesondere für die Kali- und Salzgewinnung

Also Published As

Publication number Publication date
EP2236745A3 (fr) 2013-10-02
EP2835495B1 (fr) 2017-08-02
DE102009061034B4 (de) 2014-07-17
DE102009013709B4 (de) 2011-04-28
DE102009061034A1 (de) 2011-02-24
DE102009013709A1 (de) 2011-01-05
EP2236745A2 (fr) 2010-10-06
EP2236745B1 (fr) 2014-10-29

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