EP0927698B1 - Auf Rädern fahrbares querbewegliches Arbeitsgerät - Google Patents
Auf Rädern fahrbares querbewegliches Arbeitsgerät Download PDFInfo
- Publication number
- EP0927698B1 EP0927698B1 EP19970119266 EP97119266A EP0927698B1 EP 0927698 B1 EP0927698 B1 EP 0927698B1 EP 19970119266 EP19970119266 EP 19970119266 EP 97119266 A EP97119266 A EP 97119266A EP 0927698 B1 EP0927698 B1 EP 0927698B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- axle
- vehicle frame
- implement
- axis
- vehicle
- 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
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/07545—Overhead guards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/065—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks non-masted
- B66F9/0655—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks non-masted with a telescopic boom
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/07568—Steering arrangements
Definitions
- the invention relates to a transversely movable implement that can be driven on wheels with a first axle attached to a rigid vehicle frame.
- Such devices are, for example, telehandlers with a telescopic extendable and upward swiveling mast, on which one normally attached fork with other tools such as light material shovels, Crane hooks, clamps, etc. can be replaced.
- Telescopic handlers are used to pick up a load and with the help to transport the complex tire chassis to another location.
- these devices work almost stationary, if the considerable Range and height of your telescopic arm is used, for example to bring a load to a construction site at a height of 10 meters and there to drop off at a specific point.
- the device must be supported and leveled across uneven terrain across the vehicle's longitudinal axis so that the steeply adjustable telescopic mast including its Load approximately in the vertical plane containing the vehicle's longitudinal axis remains.
- a load in the considerable given when the telescopic mast is extended Move the distance laterally by approximately ⁇ 0.5 m, for example to enter a side opening in a building.
- Fork carrier To accomplish this transverse movement of the load, it is known as Fork carrier to provide a hydraulically operated cross slide, the Guides are attached to the telescopic mast end. Because of the weight of cross slides, guides and drive means, however, is reduced Payload, which is particularly evident in telescopic hoists of up to 10 meters disadvantageously restrictive noticeable.
- a support device which can be lowered from the end of the vehicle frame known, the vertical lifting stamp fixed to the vehicle frame and one laying on the timetable according to the intended one Swivel radius has curved beams. Because the one with the jacks firmly connected upper part of the bar divided in the longitudinal direction is slidably mounted on the lower part and both beam parts are motorized are movable relative to one another, the vehicle can be moved through on it the support device raised end in approximately the length of the beam Swivel the specified angle sideways.
- US-PS 4 923 361 is a transverse movement device for a forklift known, the vehicle frame via a rear steering wheel pair and supported by two front wheels mounted on rigid axles is. On the underside of two that extend from to over the front wheels Forks are located around the tines Axles swiveling support legs, the free end of which is articulated supported footplate. With the fork lifted is used to carry out a cross movement of everyone Forks a support leg by pedaling into one folded down by a stop certain end position, in the one its direction of extension with the vertical one forms an acute angle.
- GB-A-2 121 363 is a wheeled cross-wise Tool with one on a rigid vehicle frame fortified first axis known.
- a second Axle is arranged on the vehicle frame so that it can be moved, to allow the implement to move sideways.
- a cross adjustable on the second axis Carriage provided, by means of which the structure compared to the second axis is transversely displaceable.
- the invention is based on the object a wheeled traversable implement of the Above-mentioned type with a simplified facility for To provide transverse movement of the implement.
- a wheeled is transversely movable implement with the features of the claim 1 suggested.
- This measure makes a transverse mobility of the implement without additional support devices guaranteed to raise the front axle .
- Im normal operation of the implement are both axes of the Tool related to the rigid vehicle frame predetermined vehicle longitudinal axis aligned to each other. If necessary, the slidably arranged second axis along a Circular shift path, i.e.
- the two axes of the implement are always aligned parallel to each other, however the center of the movably arranged shifts Axis with respect to the vehicle center axis and the distance of the both axes decrease.
- the working device of the movably arranged second axis with all wheels attached to the axles stands firmly on the ground is with the transverse shift a transverse movement of the movably arranged second axis of the implement by a small angle of up to 5 ° connected.
- a major advantage of the proposed implement is that the transverse displacement no longer just with a raised axle (and thus fixed equipment) can take place, but now also in the rolling state of the implement is possible.
- This invention Design ensures a particularly stable arrangement the second axis on the rigid vehicle frame.
- the ends are parallel link articulated to the vehicle frame at the other end hinged to an axle beam in which the second Center axis and rotatable about a longitudinal axis of the implement is stored.
- This configuration of the invention Implement is the second axis for cross-slope compensation of the implement in a known manner Way adjustable.
- the rotary actuation is advantageously carried out the second axis for cross-slope compensation by means of a hydraulic cylinder.
- FIG 1 shows as a working device 1 according to the invention a wheeled Telescopic handler with a rigid vehicle frame 4.
- a pendulum-suspended rear axle 2 is fastened as the first axle 2 (Axle pivot bearing 18) and as a second axis 3 a front axle 3 arranged transversely to describe a circular shift.
- the exact functioning of the front axle 3 arranged according to the invention is explained in detail below with reference to FIGS. 2 and 3.
- the telehandler also has one of the vehicle frames 4 carried vehicle body 5, to which a rear counterweight 6 and a telescopic arm 7 belong.
- the telescopic arm 7 has on the vehicle body a horizontal bearing axis 8 and has a first extension 9 and optionally a second extension 10 and an extension nose 11.
- On the push-out nose 11 can be actuated by means of a tilt cylinder 13 tiltable tool carrier 12 with a replaceable tool, here a stacker fork 14 is provided, with a forked one on the stacker fork 14 Last 15 is indicated.
- the telescopic arm that can be extended up to approx. 10 meters 7 extends next to a driver's cab 17 and can by a or two arm cylinders 16 vertically up to a very steep course of maximum can be adjusted approx. 70 °.
- the transverse displacement takes place
- Linkage of the front axle 3 to the vehicle frame 4 by means of parallel core 24, which in the illustrated embodiments one end by means of vertical bolts 27, 28 on the vehicle frame 4 and at the other end by means of vertical bolts 29, 30 on one the front axle 3 receiving axle beams 40, 45 are articulated and in their basic position form the extension of the outer wall of the vehicle frame 4.
- a hydraulic actuating cylinder as a pivot actuating means 26 26 provided diagonally in the by the parallel link 24, the Vehicle frame 4 and the front axle 3 given rectangle and is hinged to the bolts 27, 30.
- the arrangement of the actuating cylinder 26 is however, not limited to the diagonal articulation shown, but other arrangements are also possible.
- angle ⁇ becomes between the vehicle longitudinal center axis 20 the basic position of the implement 1 (see FIG. 2) and the vehicle longitudinal center axis 21 of the implement 1 in the pivoted state (see FIG. 3).
- the vehicle's longitudinal center axis lies 21 due to the transverse displacement of the front axle 3 next to the center of the front axle 3, but is still vertical to the front axle 3, since there is a transverse displacement of the front axle 3 according to the invention is a circular shift, i.e. by one Parallel displacement at which a given point on the front axle 3 describes a circular path, the center of which on one of the articulation points 27, 28 of the parallel link 24 on the straight line connecting the vehicle frame 4 lies.
- Figure 3 shows in addition to the indicated by the pivoting of the vehicle frame 4 given vehicle longitudinal central axis 21 also a vehicle longitudinal central axis 22, the pivoting of the vehicle frame 4th by the angle ⁇ in the opposite direction by extending the Actuating cylinder 26 corresponds to the basic position of Figure 2.
- the wheels roll by pivoting the Vehicle frame slightly on the ground.
- the invention is not limited to use in a telehandler, but is also suitable for use in other work equipment.
- the swivel angle ⁇ can also be greater than 5 ° to get voted. This can be done, for example, by adjusting the length the stroke of the actuating cylinder in relation to the length of the parallel link take place because with longer parallel core even with smaller deflections same pivot angle can be achieved.
- the use of longer parallel links has an advantageous effect in that a larger swivel angle can be reached with low transverse forces acting on the vehicle frame are.
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Description
- Figur 1
- zeigt als erstes Ausführungsbeispiel eines erfindungsgemäßen Arbeitsgeräts einen Teleskopstapler mit aufgenommener Last in Seitenansicht mit querverschiebbarer und mittig drehbar gelagerter Vorderachse.
- Figur 2
- zeigt eine Draufsicht auf das Fahrgestell eines zweiten Ausführungsbeispieles eines erfindungsgemäßen Arbeitsgeräts mit starr verschraubter querverschiebbarer Vorderachse in Grundstellung.
- Figur 3
- zeigt das Fahrgestell der Figur 2 in Draufsicht mit seitlich verschwenktem Fahrzeugrahmen.
- Figur 4
- zeigt eine Vorderansicht des Fahrgestells des Teleskopstaplers der Figur 1 auf geneigtem Untergrund.
Claims (4)
- Auf Rädern fahrbares querbewegliches Arbeitsgerät, insbesondere Teleskopstapler, mit einer an einem starren Fahrzeugrahmen (4) befestigten ersten Achse (2) und einer an dem Fahrzeugrahmen (4) querverschieblich zur Beschreibung einer Kreisschiebung angeordneten zweiten Achse (3),
dadurch gekennzeichnet, daß die zweite Achse (3) mittels Parallellenker (24) an dem Fahrzeugrahmen (4) angeordnet ist. - Arbeitsgerät nach Anspruch 1, dadurch gekennzeichnet, daß die Parallellenker (24) mittels eines zugeordneten Schwenkbetätigungsmittels (26) um Vertikalachsen schwenkbar sind.
- Arbeitsgerät nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß die einenends an dem Fahrzeugrahmen (4) angelenkten Parallellenker (24) anderenends an einem Achsträger (40) angelenkt sind, in welchem die zweite Achse (3) starr verschraubt angeordnet ist.
- Arbeitsgerät nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß die einenends an dem Fahrzeugrahmen (4) angelenkten Parallellenker (24) anderenends an einem Achsträger (45) angelenkt sind, in welchem die zweite Achse (3) mittig und um eine Längsachse des Arbeitsgeräts (1) drehbar gelagert ist.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE59707518T DE59707518D1 (de) | 1997-11-04 | 1997-11-04 | Auf Rädern fahrbares querbewegliches Arbeitsgerät |
EP19970119266 EP0927698B1 (de) | 1997-11-04 | 1997-11-04 | Auf Rädern fahrbares querbewegliches Arbeitsgerät |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19970119266 EP0927698B1 (de) | 1997-11-04 | 1997-11-04 | Auf Rädern fahrbares querbewegliches Arbeitsgerät |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0927698A1 EP0927698A1 (de) | 1999-07-07 |
EP0927698B1 true EP0927698B1 (de) | 2002-06-12 |
Family
ID=8227573
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19970119266 Expired - Lifetime EP0927698B1 (de) | 1997-11-04 | 1997-11-04 | Auf Rädern fahrbares querbewegliches Arbeitsgerät |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0927698B1 (de) |
DE (1) | DE59707518D1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8764059B2 (en) | 2010-03-10 | 2014-07-01 | C.M.C.S.R.L.—Societa Unipersonale | Self-moving operating machine with integrated lateral movement and leveling device |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2788759B1 (fr) | 1999-01-27 | 2001-03-23 | Sambron | Dispositif de controle de deplacement d'une structure portante d'engin roulant et engin roulant incorporant ledit dispositif |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2360825C2 (de) | 1973-12-06 | 1982-07-15 | Lorenz 4600 Dortmund Kesting | Einrichtung an einem Transportfahrzeug zum Transport von insbesondere monolithischen Stahlbetonraumzellen |
US4039094A (en) * | 1975-12-23 | 1977-08-02 | Fulton Industries, Inc. | Aerial lift platform with extendable wheels |
US4082197A (en) * | 1976-10-12 | 1978-04-04 | Caterpillar Tractor Co. | Articulated high lift vehicle |
US4135597A (en) * | 1977-12-29 | 1979-01-23 | Allis-Chalmers Corporation | Chassis oscillation control on an articulated vehicle |
IT8222057V0 (it) * | 1982-06-03 | 1982-06-03 | Merlo Ind Metalmecc | Veicolo con telaio traslabile rispetto ad uno degli assali. |
FR2573278A1 (fr) * | 1984-11-20 | 1986-05-23 | Fontan Sarl Ets | Porte-outil automoteur interligne a coupleur trapezoidal articule sur le porte-outil d'une part et sur un module, notamment vendangeur d'autre part |
US4674944A (en) * | 1985-12-27 | 1987-06-23 | Kidde, Inc. | Forklift variable reach mechanism |
SE462090B (sv) | 1988-05-02 | 1990-05-07 | Skf Nova Ab | Anordning foer sidofoerflyttning av fordon |
EP0701963B2 (de) * | 1994-09-14 | 2004-08-18 | Manitou Bf | Motorhubwagen mit teleskopischem Arm |
-
1997
- 1997-11-04 EP EP19970119266 patent/EP0927698B1/de not_active Expired - Lifetime
- 1997-11-04 DE DE59707518T patent/DE59707518D1/de not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8764059B2 (en) | 2010-03-10 | 2014-07-01 | C.M.C.S.R.L.—Societa Unipersonale | Self-moving operating machine with integrated lateral movement and leveling device |
Also Published As
Publication number | Publication date |
---|---|
EP0927698A1 (de) | 1999-07-07 |
DE59707518D1 (de) | 2002-07-18 |
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