EP1418152A1 - Fahrzeug, insbesondere Erdbaumaschine - Google Patents
Fahrzeug, insbesondere Erdbaumaschine Download PDFInfo
- Publication number
- EP1418152A1 EP1418152A1 EP20030019082 EP03019082A EP1418152A1 EP 1418152 A1 EP1418152 A1 EP 1418152A1 EP 20030019082 EP20030019082 EP 20030019082 EP 03019082 A EP03019082 A EP 03019082A EP 1418152 A1 EP1418152 A1 EP 1418152A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- undercarriage
- superstructure
- clamping element
- vehicle according
- holding surface
- 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
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/88—Safety gear
- B66C23/94—Safety gear for limiting slewing movements
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/10—Supports for movable superstructures mounted on travelling or walking gears or on other superstructures
- E02F9/12—Slewing or traversing gears
- E02F9/121—Turntables, i.e. structure rotatable about 360°
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/10—Supports for movable superstructures mounted on travelling or walking gears or on other superstructures
- E02F9/12—Slewing or traversing gears
- E02F9/121—Turntables, i.e. structure rotatable about 360°
- E02F9/125—Locking devices
Definitions
- the invention relates to a vehicle, in particular an earth-moving machine, with an undercarriage and one rotatable around it an axis of rotation superstructure, a drive device for turning the uppercarriage relative to the undercarriage and one Locking device for setting a relative position of the Uppercarriage to undercarriage.
- a generic vehicle which in DE 198 13 521 A1 is therefore described in addition to the drive device a locking device for determining the position of the Upper carriage opposite the position of the lower carriage.
- the in the Locking device described in DE 198 13 521 A1 is based on a slewing ring with teeth, in which a brake pad engages and so a positive connection between the Manufactures superstructure and the undercarriage.
- the known locking device enables a very effective Fixing the relative position of the superstructure to the Undercarriage. To prevent the toothing from breaking The slewing ring is also a speed monitoring device necessary, the brake pad only then in the slewing ring retracts when the rotation of the superstructure is safe has come to a standstill.
- DE 199 20 867 A1 describes a method and a device for braking a rotating superstructure of a work machine known. It is provided here that the means of Drive device intentionally caused rotary movement of the Upper car automatically by counteracting the drive device is braked when the superstructure is in the operating position has reached. However, this procedure is to compensate for the generally abruptly during the operation of the earth-moving tool occurring, very high torques only suitable to a limited extent. Furthermore, a very complex switching logic is necessary which also requires speed monitoring, among other things makes.
- An object of the invention is to provide a vehicle with a simple and at the same time effective locking device for fixing the relative position of the uppercarriage to the undercarriage.
- the object is achieved by a vehicle, with a holding surface on the superstructure or the undercarriage is formed concentrically to the axis of rotation, at least one Clamping element adjustable on the undercarriage or on the superstructure is arranged and for the non-positive connection of the superstructure an actuator is provided with the undercarriage, through which the clamping element is movable relative to the holding surface is.
- a basic idea of the invention is that the clamping element during the intended turning of the uppercarriage relative to the undercarriage by means of the drive device from the holding surface is spaced.
- the clamping element in the operating position of the vehicle the clamping element is connected to the holding surface brought and because of the static friction between Clamping element and holding surface a non-rotatable connection between the uppercarriage and the undercarriage manufactured so that an undesirable twisting of the uppercarriage against the undercarriage is effectively prevented. Because there is no ring gear for the locking device a stepless detection can be required with a simplified construction.
- the holding surface formed concentrically to the axis of rotation can basically as a surface of a variety of geometric Bodies be formed. So the holding surface on one conical, disc-shaped or ring-shaped wall be, which also have spokes or recesses can. However, it is particularly preferred that the holding surface is formed on a cylindrical wall. This allows one particularly simple construction at a high Strength of the wall when pressing the clamping element. Is the cylindrical wall arranged on the undercarriage, so it can in particular also engage through a recess in the superstructure. However, if the ring-shaped wall is arranged on the superstructure, so it can intervene in particular in the undercarriage.
- this is a particularly economical embodiment achieved that only the clamping element is movable.
- Particularly preferred it is here that to form a pair of clamping elements two clamping elements opposite each other and on both sides a wall with two holding surfaces are arranged and that the opposite clamping elements by the actuator can be pressed against the holding surfaces at the same time. This makes a particularly symmetrical arrangement of strength reached and deformations of the wall to which the pair of clamping elements comes into contact, are avoided.
- Holding surfaces may be provided.
- a coaxial arranged stack of disk-shaped walls conceivable, each wall being assigned one or more clamping elements are. It is also conceivable to have several cylindrical walls holding surfaces arranged thereon are arranged coaxially one inside the other provided.
- the pairs of clamping elements are preferred arranged equidistantly along the wall. There are three pairs of clamping elements before, the angle is that of two neighboring ones Clamping element pairs included on the axis of rotation is, preferably 120 °.
- the non-positive This improves the connection between the uppercarriage and the undercarriage be that the clamping element on its with the holding surface has a friction surface in contact with the surface.
- This friction lining should preferably have a high coefficient of static friction exhibit and can also with a roughened, wear-resistant surface, so that it too can contribute to a certain braking of the rotary movement.
- the holding surface which is concentric with the axis of rotation can have a friction lining.
- the actuator for pressing the clamping element onto the holding surface can be electromagnetic, mechanical, pneumatic or have other drive means.
- Particularly high pressure forces and thus a particularly efficient frictional connection the uppercarriage with the undercarriage can be in a preferred Embodiment, however, can be achieved in that the Actuator has a hydraulic actuating cylinder.
- the actuator can be controlled by a control device be that the clamping element only after completion of the rotary movement of the superstructure is pressed onto the holding surfaces.
- the Control can also be done so that the clamping element Stops the rotation of the uppercarriage supported. The Clamping element remains in the locking position until another The superstructure is pivoted.
- the clamping element slidably and biased by a spring tensioning device is mounted, the spring tensioning device the clamping element presses against the holding surface to fix the superstructure, and that to release the superstructure the actuator Clamping element against the preload of the spring tensioning device moves.
- the actuator can be operated via the control device the rotary drive of the superstructure be coupled such that at a desired pivoting movement of the superstructure of the actuator activated and the superstructure is released.
- the locking device can be arranged according to the invention be that the relative movement of the clamping element to the holding surface when pressing and removing the clamping element in a direction that is approximately perpendicular to the holding surface, he follows.
- a first on a piston rod of an actuating cylinder Wedge can be provided with a first wedge surface, which too has an angle with a longitudinal axis of the printing cylinder.
- the first wedge surface slidably abuts a second wedge surface a second wedge, which is formed on the clamping element is.
- a particularly robust construction can be in a preferred embodiment but can also be achieved by using a toggle lever mechanism for pressing the clamping element onto the holding surface is provided.
- a vehicle 10 according to the invention represented as a carriage one Earth-moving machine is shown schematically in Fig. 1.
- the Vehicle 10 comprises an uppercarriage 1 and an undercarriage 2, which are relative to each other via an axis 47 about an axis of rotation 5 are rotatably mounted.
- the superstructure 1 comprises a driver's cab 41 and a housing 42 for control, cooling and Power supply modules and for counterweights.
- On the undercarriage 2 is one designated 43 in its entirety Chassis provided which has crawler tracks 44.
- On driven rotation of the superstructure takes place relative to the undercarriage via a slewing ring 46.
- the undercarriage 2 is non-rotatable and concentric with the axis of rotation 5 a cylindrical wall 31 is arranged.
- the crown of the drum-shaped Wall 31 extends to the uppercarriage 1.
- the foot of the wall 31 is welded to a support frame of the undercarriage 2.
- a locking device 20 is formed, which is shown in FIG. 2 is shown in the locking position.
- the locking device 20 comprises an outer clamping element 21 for contacting one outer holding surface 23 and an inner clamping element 22 for Contact an inner holding surface 24.
- the holding surfaces 23 and 24 are formed by the peripheral surfaces of the cylindrical wall 31.
- Both clamping elements 21, 23 are radially displaceable stored on the upper carriage 1 to the axis of rotation via adjusting jaws 25 and 26.
- the application of the clamping elements 21, 22 to the holding surfaces 23, 24 takes place by means of an actuator 28, which the Adjusting jaws 25, 26 move against each other and against the wall 31 presses.
- the clamping elements are on the adjusting jaws 25, 26 21, 22 releasably attached, which on their pressing side each have a friction lining 29, 30.
- both are Sides of a wall 31 are a pair of clamping elements 21, 22 provided, of which only the inner clamping element below 22 is described in more detail.
- a plate 33 is on the attached to the wall 31 facing a friction lining 30, which is low-wear and for a good non-positive Connection provides.
- the plate 33 is fixed on its back connected to a sliding sleeve 34 which is on a cylindrical Bolt 35 is slidably mounted.
- On the inside the sliding sleeve 34 has an annular recess in which, as a spring tensioning device 36, an annular Disc spring assembly is arranged. This is supported on the one hand opposite a shoulder of the sliding sleeve 34 and on the other hand from a flange on the bolts 35, and thus presses the friction lining 30 radially against the wall 31.
- the plate 33 is moved via an actuator (not shown) with the friction lining 30 against the bias of the spring tensioning device 36 pulled away from the wall 31.
- the actuator is activated when the rotary motor swings forward the uppercarriage is in operation.
- the rotary actuator is switched off the actuator is also switched off so that the Spring tensioning device 36, the plate 23 with the friction lining 30 immediately pushes against the wall 31, so as to be a non-positive Connection to fix the swivel position of the superstructure manufacture.
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Component Parts Of Construction Machinery (AREA)
- Jigs For Machine Tools (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
Description
- Fig. 1
- eine Seitenansicht eines erfindungsgemäßen Fahrzeugs, die im Bereich des Unterwagens links der Drehachse teilweise geschnitten dargestellt ist;
- Fig. 2
- eine vergrößerte Detailansicht der Feststelleinrichtung aus Fig. 1 in einem Zustand, in dem der Oberwagen und der Unterwagen kraftschlüssig miteinander verbunden sind; und
- Fig.3
- eine weitere Ausführungsform in einer teilweise geschnittenen Detailansicht.
Claims (10)
- Fahrzeug, insbesondere Erdbaumaschine,
mit einem Unterwagen (2),
einem hierauf drehbar um eine Drehachse (5) gelagerten Oberwagen (1),
einer Antriebseinrichtung zum Drehen des Oberwagens (1) relativ zum Unterwagen (2) und
einer Feststelleinrichtung (20) zum Festlegen einer Relativposition des Oberwagens (1) zum Unterwagen (2), dadurch gekennzeichnet, dass an dem Oberwagen (1) oder dem Unterwagen (2) eine Haltefläche (23, 24) konzentrisch zur Drehachse (5) ausgebildet ist,
dass mindestens ein Klemmelement (21, 22) an dem Unterwagen (2) bzw. dem Oberwagen (1) verstellbar angeordnet ist und
dass zum kraftschlüssigen Verbinden des Oberwagens (1) mit dem Unterwagen (2) ein Stellantrieb (28) vorgesehen ist, durch welchen das Klemmelement (21, 22) relativ zur Haltefläche (23, 24) bewegbar ist. - Fahrzeug nach Anspruch 1,
dadurch gekennzeichnet, dass das Klemmelement (21, 22) am Oberwagen (1) und die Haltefläche (23, 24) am Unterwagen (2) angeordnet ist. - Fahrzeug nach einem der Ansprüche 1 oder 2,
dadurch gekennzeichnet, dass die Haltefläche (23, 24) an einer zylindrischen Wand (31) ausgebildet ist. - Fahrzeug nach einem der Ansprüche 1 oder 2,
dadurch gekennzeichnet, dass die Haltefläche (23, 24) an einer scheibenförmigen Wand ausgebildet ist. - Fahrzeug nach einem der Ansprüche 1 bis 4,
dadurch gekennzeichnet, dass zum Bilden eines Klemmelementepaares zwei Klemmelemente (21, 22) einander gegenüberliegend und beiderseits einer Wand (31) mit zwei Halteflächen (23, 24) angeordnet sind und
dass die gegenüberliegenden Klemmelemente (21, 22) durch den Stellantrieb (28) gleichzeitig gegen die Halteflächen (23, 24) andrückbar sind. - Fahrzeug nach Anspruch 5,
dadurch gekennzeichnet, dass mehrere, insbesondere drei Klemmelementepaare an der Wand (31) mit den konzentrischen Halteflächen (23, 24) verteilt sind. - Fahrzeug nach einem der Ansprüche 1 bis 6,
dadurch gekennzeichnet, dass das Klemmelement (21, 22) einen Reibungsbelag (29, 30) aufweist. - Fahrzeug nach einem der Ansprüche 1 bis 7,
dadurch gekennzeichnet, dass der Stellantrieb (28) einen hydraulischen Stellzylinder aufweist. - Fahrzeug nach einem der Ansprüche 1 bis 8,
dadurch gekennzeichnet, dass das Klemmelement (21, 22) verschiebbar und durch eine Federspanneinrichtung (36) vorgespannt gelagert ist. - Fahrzeug nach einem der Ansprüche 1 bis 9
dadurch gekennzeichnet, dass ein Keilschiebermechanismus oder ein Kniehebelmechanismus zum Andrücken des Klemmelements (21, 22) an die Haltefläche (23, 24) vorgesehen ist.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10248492A DE10248492A1 (de) | 2002-10-17 | 2002-10-17 | Fahrzeug, insbesondere Erdbaumaschine |
DE10248492 | 2002-10-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1418152A1 true EP1418152A1 (de) | 2004-05-12 |
EP1418152B1 EP1418152B1 (de) | 2007-06-27 |
Family
ID=32102809
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03019082A Expired - Lifetime EP1418152B1 (de) | 2002-10-17 | 2003-08-22 | Fahrzeug, insbesondere Erdbaumaschine |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1418152B1 (de) |
AT (1) | ATE365698T1 (de) |
DE (2) | DE10248492A1 (de) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103010985A (zh) * | 2012-12-07 | 2013-04-03 | 中联重科股份有限公司 | 转台回转锁定装置及具有其的工程机械 |
WO2013079484A1 (en) * | 2011-11-28 | 2013-06-06 | A.W.B. Schots Nv | Device for locking a slewable arm of a crane or mowing machine on a vehicle |
CN103274317A (zh) * | 2013-05-30 | 2013-09-04 | 江苏华澄重工有限公司 | 转柱式门座起重机回转锚定装置 |
WO2014117874A1 (de) | 2013-08-27 | 2014-08-07 | Bauer Spezialtiefbau Gmbh | Erdbearbeitungsgerät und verfahren zur erdbearbeitung |
CN105621278A (zh) * | 2014-10-31 | 2016-06-01 | 无锡晟欧船舶设备有限公司 | 一种回转起重机的底座结构 |
CN105621297A (zh) * | 2014-10-31 | 2016-06-01 | 无锡晟欧船舶设备有限公司 | 一种带定位装置的回转起重机 |
CN110088407A (zh) * | 2016-10-27 | 2019-08-02 | 沃尔沃建筑设备公司 | 用于固定建筑机械的上部回转体的设备 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1904954B1 (de) * | 1969-02-01 | 1970-06-25 | Rothe Erde Schmiedag Ag | Drehzapfenlose Drehverbindung fuer Bagger,Krane od.dgl. |
US3535945A (en) * | 1968-06-10 | 1970-10-27 | Rotek Inc | Fluid drive for high inertia loads |
JPS5824627A (ja) * | 1981-07-31 | 1983-02-14 | Hitachi Constr Mach Co Ltd | 旋回体のブレ−キ装置 |
JPH0748859A (ja) * | 1993-08-05 | 1995-02-21 | Hitachi Constr Mach Co Ltd | 建設・荷役作業用機械の旋回制動装置 |
JPH09142787A (ja) * | 1995-11-15 | 1997-06-03 | Hitachi Constr Mach Co Ltd | 旋回制動装置 |
JP2002302971A (ja) * | 2001-04-09 | 2002-10-18 | Nippon Sharyo Seizo Kaisha Ltd | 建設機械の上部旋回体の旋回位置固定装置 |
-
2002
- 2002-10-17 DE DE10248492A patent/DE10248492A1/de not_active Ceased
-
2003
- 2003-08-22 AT AT03019082T patent/ATE365698T1/de not_active IP Right Cessation
- 2003-08-22 DE DE50307555T patent/DE50307555D1/de not_active Expired - Fee Related
- 2003-08-22 EP EP03019082A patent/EP1418152B1/de not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3535945A (en) * | 1968-06-10 | 1970-10-27 | Rotek Inc | Fluid drive for high inertia loads |
DE1904954B1 (de) * | 1969-02-01 | 1970-06-25 | Rothe Erde Schmiedag Ag | Drehzapfenlose Drehverbindung fuer Bagger,Krane od.dgl. |
JPS5824627A (ja) * | 1981-07-31 | 1983-02-14 | Hitachi Constr Mach Co Ltd | 旋回体のブレ−キ装置 |
JPH0748859A (ja) * | 1993-08-05 | 1995-02-21 | Hitachi Constr Mach Co Ltd | 建設・荷役作業用機械の旋回制動装置 |
JPH09142787A (ja) * | 1995-11-15 | 1997-06-03 | Hitachi Constr Mach Co Ltd | 旋回制動装置 |
JP2002302971A (ja) * | 2001-04-09 | 2002-10-18 | Nippon Sharyo Seizo Kaisha Ltd | 建設機械の上部旋回体の旋回位置固定装置 |
Non-Patent Citations (4)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 007, no. 102 (M - 211) 30 April 1983 (1983-04-30) * |
PATENT ABSTRACTS OF JAPAN vol. 1995, no. 05 30 June 1995 (1995-06-30) * |
PATENT ABSTRACTS OF JAPAN vol. 1997, no. 10 31 October 1997 (1997-10-31) * |
PATENT ABSTRACTS OF JAPAN vol. 2003, no. 02 5 February 2003 (2003-02-05) * |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013079484A1 (en) * | 2011-11-28 | 2013-06-06 | A.W.B. Schots Nv | Device for locking a slewable arm of a crane or mowing machine on a vehicle |
BE1020301A5 (nl) * | 2011-11-28 | 2013-07-02 | A W B Schots Nv | Inrichting voor het blokkeren van een roteerbare kraan op een voertuig. |
CN103010985A (zh) * | 2012-12-07 | 2013-04-03 | 中联重科股份有限公司 | 转台回转锁定装置及具有其的工程机械 |
CN103274317A (zh) * | 2013-05-30 | 2013-09-04 | 江苏华澄重工有限公司 | 转柱式门座起重机回转锚定装置 |
CN103274317B (zh) * | 2013-05-30 | 2016-05-04 | 江苏华澄重工有限公司 | 转柱式门座起重机回转锚定装置 |
WO2014117874A1 (de) | 2013-08-27 | 2014-08-07 | Bauer Spezialtiefbau Gmbh | Erdbearbeitungsgerät und verfahren zur erdbearbeitung |
US9790742B2 (en) | 2013-08-27 | 2017-10-17 | Bauer Spezialtiefbau Gmbh | Drilling apparatus and method for drilling |
CN105621278A (zh) * | 2014-10-31 | 2016-06-01 | 无锡晟欧船舶设备有限公司 | 一种回转起重机的底座结构 |
CN105621297A (zh) * | 2014-10-31 | 2016-06-01 | 无锡晟欧船舶设备有限公司 | 一种带定位装置的回转起重机 |
CN110088407A (zh) * | 2016-10-27 | 2019-08-02 | 沃尔沃建筑设备公司 | 用于固定建筑机械的上部回转体的设备 |
EP3543410A4 (de) * | 2016-10-27 | 2020-10-14 | Volvo Construction Equipment AB | Vorrichtung zum halten eines oberen schwenkkörpers einer baumaschine |
CN110088407B (zh) * | 2016-10-27 | 2021-08-13 | 沃尔沃建筑设备公司 | 用于固定建筑机械的上部回转体的设备 |
Also Published As
Publication number | Publication date |
---|---|
DE10248492A1 (de) | 2004-05-13 |
DE50307555D1 (de) | 2007-08-09 |
EP1418152B1 (de) | 2007-06-27 |
ATE365698T1 (de) | 2007-07-15 |
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