EP3986825A1 - Véhicule de transport, procédé de réception d'une charge par un véhicule de transport et système comportant un véhicule de transport et une charge - Google Patents

Véhicule de transport, procédé de réception d'une charge par un véhicule de transport et système comportant un véhicule de transport et une charge

Info

Publication number
EP3986825A1
EP3986825A1 EP20730209.2A EP20730209A EP3986825A1 EP 3986825 A1 EP3986825 A1 EP 3986825A1 EP 20730209 A EP20730209 A EP 20730209A EP 3986825 A1 EP3986825 A1 EP 3986825A1
Authority
EP
European Patent Office
Prior art keywords
transport vehicle
load
travel
wheels
transverse
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.)
Pending
Application number
EP20730209.2A
Other languages
German (de)
English (en)
Inventor
Jürgen KELLER
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.)
Hubtex Maschinenbau GmbH and Co KG
Original Assignee
Hubtex Maschinenbau GmbH and Co KG
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 Hubtex Maschinenbau GmbH and Co KG filed Critical Hubtex Maschinenbau GmbH and Co KG
Publication of EP3986825A1 publication Critical patent/EP3986825A1/fr
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
    • B66C19/005—Straddle carriers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D7/00—Steering linkage; Stub axles or their mountings
    • B62D7/02—Steering linkage; Stub axles or their mountings for pivoted bogies
    • B62D7/026—Steering linkage; Stub axles or their mountings for pivoted bogies characterised by comprising more than one bogie, e.g. situated in more than one plane transversal to the longitudinal centre line of the vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D7/00—Steering linkage; Stub axles or their mountings
    • B62D7/02—Steering linkage; Stub axles or their mountings for pivoted bogies
    • B62D7/04—Steering linkage; Stub axles or their mountings for pivoted bogies with more than one wheel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D7/00—Steering linkage; Stub axles or their mountings
    • B62D7/06—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins
    • B62D7/14—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering
    • B62D7/15—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering characterised by means varying the ratio between the steering angles of the steered wheels
    • B62D7/1509—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering characterised by means varying the ratio between the steering angles of the steered wheels with different steering modes, e.g. crab-steering, or steering specially adapted for reversing of the vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
    • B66C1/28—Duplicate, e.g. pivoted, members engaging the loads from two sides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C5/00—Base supporting structures with legs
    • B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
    • B66C9/14—Trolley or crane travel drives

Definitions

  • Transport vehicle method for picking up a load by a transport vehicle and system with a transport vehicle and a
  • the invention relates to a transport vehicle with a base, with wheels which are connected to the base, and with load-handling means, the transport vehicle being suitable for transporting a load having a longitudinal direction and a transverse direction between the wheels.
  • Such a transport vehicle is already known from DE 2 220 991 A.
  • the invention is therefore based on the object of creating a transport vehicle that is improved in this regard, as well as a method for picking up a load by the transport vehicle, and a system with a transport vehicle and a load.
  • the transport vehicle reproduced in claim 1 can be driven in a transverse travel and in a longitudinal travel.
  • the vehicle is preferably a multi-way vehicle which, in addition to the transverse and longitudinal travel, is preferably drivable in a circular travel, also known as a carousel travel.
  • All the wheels of the transport vehicle can preferably be steered by at least 90 °.
  • the transverse travel differs from the longitudinal travel in that the wheels are rotated by 90 °, depending on the straight-ahead travel and relative to the base.
  • the transport vehicle can also allow diagonal travel.
  • At least two wheels each have a track width to one another.
  • Both the track width in longitudinal travel and the track width in transverse travel when the transport vehicle is stationary and / or when the transport vehicle is moving and / or when the transport vehicle is unloaded and / or when the transport vehicle is loaded is preferably variable.
  • a travel movement can preferably be carried out with the transport vehicle, which movement positions the transport vehicle relative to the load in such a way that the load is arranged between the wheels.
  • This travel movement is also referred to as "starting up" the load in the context of this publication.
  • the load preferably has a longitudinal extension and a transverse extension.
  • the longitudinal extension of the load is preferably greater than the transverse extension.
  • the load can be a motor vehicle act.
  • the load can be a container or a rack.
  • the term "longitudinal direction of the load” is used in this document to denote the direction in the direction of the longitudinal extension of the load.
  • transverse direction of the load is used in this publication to denote the direction extending in the direction of the transverse extension of the load.
  • At least two wheels each have a wheelbase relative to one another, both in transverse travel and in longitudinal travel.
  • the wheelbase is preferably variable, particularly preferably both the wheelbase in transverse travel and the wheelbase in longitudinal travel.
  • the wheelbase in longitudinal travel and / or the wheelbase in transverse travel when the transport vehicle is stationary and / or when the transport vehicle is moving and / or when the transport vehicle is unloaded and / or when the transport vehicle is loaded is preferably variable.
  • the load preferably has a longitudinal side defining the longitudinal extent.
  • the transport vehicle can preferably approach a load that is located in the middle of loads that are parked lengthways next to one another, the longitudinal sides of which are therefore facing one another.
  • the distance between loads parked lengthways next to one another can be smaller than half the difference between the longitudinal and transverse extension of the load.
  • the transport vehicle can have three wheels, preferably it has four wheels.
  • the wheels may comprise single tires or multiple tires such as twin tires.
  • the transport vehicle is preferably suitable for transporting a load having a longitudinal extent and a transverse extent in such a way that the Load is arranged between all wheels.
  • the weight of the load is preferably distributed evenly across all wheels when the transport vehicle is loaded, preferably evenly.
  • Adjusting means are preferably provided, by means of which the position of at least two of the wheels can be changed relative to the base.
  • the adjustment means can be designed such that these at least two wheels can each perform a translational movement relative to the base.
  • the adjustment means can therefore provide linear adjustment options.
  • the adjustment means can be designed so that these at least two wheels can each perform two different translational movements relative to the base. The directions of the two different translational movements can be perpendicular to each other.
  • the adjustment means can therefore provide linear adjustment options that are perpendicular to one another.
  • the adjustment means can be designed in such a way that these at least two wheels can each perform a pivoting movement relative to the base.
  • the pivoting movement can run along a circular path.
  • the adjustment means can be designed so that the at least two wheels can each perform either a translational movement relative to the base and a pivoting movement relative to the base or two different translatory movements relative to the base. Compared with an arrangement in which the at least two wheels can only perform a pivoting movement relative to the base, this increases the adaptability of the transport vehicle to differently dimensioned loads.
  • the at least two wheels are preferably arranged adjacently.
  • the position of all the wheels of the transport vehicle relative to the base can preferably be changed by means of the adjustment means.
  • the adjustment means are preferably designed in such a way that all wheels can either perform a translational movement relative to the base and a movement running along a circular path relative to the base, or that all wheels can each perform two different translational movements relative to the base.
  • the transport vehicle is preferably also suitable for lifting the load between the wheels.
  • a load placed at ground level can be lifted with the load suspension means.
  • the load handling equipment can include a carrying fork or a loading platform, similar to how this is already known in and of itself from forklifts and similar floor conveyors.
  • the transport vehicle can drive under the load with the load handling means, such as a loading platform or a carrying fork, when starting, so that the load handling means are at least partially arranged under the load.
  • the approach can then assume that the load is not at ground level, but rather on a shelf or a pallet.
  • the transport vehicle can drive over the load, similar to a portal lift truck, when it starts up, so that it is partially arranged above the load.
  • the transport vehicle can preferably approach a load parked at ground level.
  • the load suspension means preferably comprise suspensions.
  • the load suspension means are preferably arranged on the base. In the loaded state of the transport vehicle, the base is preferably arranged above the load.
  • the load suspension means preferably transmit the weight of the load in the loaded state of the transport vehicle to the base.
  • the transport vehicle preferably allows the load to be picked up to be approached both in its longitudinal direction and in its transverse direction.
  • the transport vehicle can be brought into a first state for starting a load in its longitudinal direction and can be brought into a second state for starting a load in its transverse direction.
  • the lane width in the first state is preferably smaller than the lane width in the second state.
  • the wheelbase is preferably larger in the first state than in the second state.
  • the transport vehicle has four wheels, it is - preferably by means of the adjustment means - preferably of a first state in which the wheels are preferably the corner points of a first imaginary rectangle with a first side and a second adjacent to it, viewed from above Form side can be brought into a second state in which the wheels, preferably viewed from above, form the corner points of a second imaginary rectangle with a first side and a second side adjacent thereto.
  • the transport vehicle can preferably be brought from the first state into the second state by changing the position of the wheels relative to the base.
  • the transport vehicle can preferably be brought from the first state into the second state without changing its rotational position.
  • the length of the first side of the first rectangle preferably deviates from the length of the first side of the second rectangle.
  • the length of the second side of the first rectangle preferably deviates from the length of the second side of the second rectangle.
  • the first side of the second rectangle is preferably longer than the first side of the first rectangle.
  • the second side of the second rectangle is preferably shorter than the second side of the first rectangle.
  • the length of the first side of the first rectangle and the first side of the second rectangle is preferably defined by the distance between the same wheels of the transport vehicle.
  • the length of the second side of the first rectangle and the second width of the second rectangle is preferably defined by the distance between the same wheels of the transport vehicle.
  • the difference in length between the first side of the first rectangle and the second side of the first rectangle is preferably smaller than the difference in length between the first side of the second rectangle and the second side of the second rectangle.
  • the first rectangle is therefore preferably more like a square than the second rectangle.
  • the first side of the second rectangle is preferably larger than the second side of the second rectangle.
  • the first side of the first rectangle can be larger than the second side of the first rectangle.
  • the sides can be the same size, so the first rectangle can be a square.
  • the first side of the first rectangle is preferably smaller than the second side of the first rectangle.
  • the transport vehicle preferably comprises a mobile support frame, with at least two legs, each having an upper area and a lower area and in the lower area of which one of the at least two wheels, the position of which can be changed relative to the base, is arranged.
  • the driving Bare support frame preferably also comprises a support structure that connects the legs to one another in their upper area.
  • the load-bearing means are preferably arranged on the supporting structure and furthermore preferably extend downward from the supporting structure.
  • the base is preferably part of the supporting structure.
  • the legs can be adjustable in length. In this way, the height at which the supporting structure is located can be changed.
  • the load handling devices can be displaceable relative to the base.
  • the load recording means can be folded out. They can be folded to the side or upwards so as not to hinder the start of the load and they can be folded back to the center or down to take up the load after the end of this movement when the load is arranged between the wheels.
  • the load suspension means can have a gripping element which can be brought into engagement with the load.
  • the load can preferably be reached under the gripping element.
  • the gripping element can be shifted up and down, for example by means of a spindle lifting device. Instead of the spindle lifting device is also a more lifting element, such as. B. a cylinder, such as a hydraulic cylinder, conceivable.
  • the gripping element can have horizontally displaceable areas, for example by means of a spindle lifting device. Instead of the spindle lifting device, he can again about a cylinder such. B. a hydraulic cylinder may be provided.
  • the legs preferably have a section that extends substantially vertically. This section is preferably longer than 1 m.
  • the legs preferably also have a horizontal section. The horizontal and vertical sections of the legs can be integral.
  • the support structure can comprise a central connecting piece and a horizontally extending pivot bracket for each of the at least two legs.
  • the base of the transport vehicle can comprise the central connecting piece or be formed by it.
  • Four pivot supports are preferably provided.
  • the adjustment means can each comprise a pivot bearing between the pivot supports and the central connecting piece. The pivot supports are then preferably pivotable in pairs or individually on the pivot bearing central connector stored.
  • the adjustment means can also include a linear bearing between the pivot supports and the horizontal sections of the legs, preferably in such a way that the leg can be displaced relative to the pivot support in a horizontal direction.
  • the linear bearings are preferably designed such that the wheel associated with the associated leg can perform a translational movement relative to the base.
  • the linear bearings can be telescopic and have a spindle lifting device.
  • a cylinder e.g. B. a hydraulic cylinder may be provided.
  • the central connecting piece can be formed by the one or more pivot bearings.
  • the pivot bearing is preferably designed so that the wheel belonging to the associated leg can perform a pivoting movement relative to the base.
  • the pivot supports are preferably mounted horizontally pivotable on the central connecting piece.
  • two pivot brackets opposite the central connecting piece are pivotable in pairs on the central connecting piece. These pivot supports preferably always run in a straight line, they can be designed in one piece, and are more preferably only pivotable at the same time with respect to the central connecting piece.
  • each pivot bracket is individually pivotably mounted on the central connecting piece and can be pivoted with respect to the central connecting piece independently of further pivot brackets.
  • the support structure comprises a central bearing piece and at least one push beam.
  • the base of the transport vehicle can comprise the central bearing piece or be formed by it.
  • Two push beams are preferably provided.
  • the adjustment means then preferably comprise a linear bearing between the at least one push support and the central bearing piece, with which the push support is displaceably mounted on the central bearing piece.
  • the push beam preferably has a head.
  • the adjustment means then preferably also comprise a further linear bearing between the head and the horizontal sections.
  • the linear bearings between the thrust carrier and the central bearing piece and between the horizontal section and the head are designed so that each wheel has two different ones Can perform translational movements relative to the base, whose directions are preferably perpendicular to each other.
  • a linear bearing is preferably arranged between each head and each horizontal section.
  • the linear bearings can also be constructed telescopically in this embodiment and have a spindle lifting device or a cylinder, such as a hydraulic cylinder.
  • the thrust carriers are preferably mounted horizontally slidably ver by means of the linear bearings.
  • Two push beams are preferably provided.
  • the two thrust carriers are preferably mounted opposite one another on the central bearing piece.
  • a linear bearing is preferably provided between the head of a push beam and a leg, preferably such that the leg can be displaced in a horizontal direction relative to the push beam.
  • the head is preferably arranged at the end of the push beam facing away from the central bearing piece. Preferably, the head is arranged perpendicular to the rest of the pusher beam.
  • Exactly one, two or more or all of the wheels of the transport vehicle can be driven. It can be seen in front of a separate drive motor for each driven wheel.
  • the transport vehicle preferably does not have a driver's cab, but is self-propelled, so it chooses its direction of travel and / or speed itself.
  • the transport vehicle can also be remote-controlled.
  • the alignment of the transport vehicle and / or the transport process can be automated or partially automated, for example in such a way that a pick-up position for a load is found automatically by the transport vehicle.
  • the required minimum width of an aisle in order to be able to be driven through by the transport vehicle is preferably smaller in the second state of the transport vehicle than in the first state.
  • the transport vehicle can preferably also be brought from the first state to the second when it is loaded, preferably vice versa.
  • the invention also relates to a method for picking up a load by the transport vehicle.
  • the transport vehicle performs a driving movement which positions the transport vehicle relative to the load in such a way that the load is arranged between the wheels.
  • This travel movement is carried out either in the transverse direction of the load to be picked up or in the longitudinal direction of the load to be picked up.
  • this travel movement for picking up different loads is carried out one after the other both in the transverse direction of the load and in the longitudinal direction of the load.
  • the transport vehicle When this travel movement is carried out in the transverse direction of the load to be picked up, the transport vehicle is aligned in such a way that two other wheels are arranged in front in the direction of travel than when this travel movement is carried out in the longitudinal direction of the load to be picked up.
  • the transport vehicle is preferably brought into its first state before this travel movement is carried out in the longitudinal direction of the load to be picked up.
  • the track width of the transport vehicle is set smaller by means of the adjustment means than the length of the load.
  • the transport vehicle is preferably brought into its second state before this travel movement is carried out in the transverse direction of the load to be picked up.
  • the wheelbase of the transport vehicle is preferably set shorter than the length of the load by means of the adjustment means.
  • the transport vehicle is preferably aligned such that the first side of the first rectangle is aligned parallel to the longitudinal extension of the load. If this travel movement is carried out in the transverse direction of the load to be picked up, the transport vehicle is preferably oriented such that the second side of the second rectangle is oriented parallel to the transverse extent of the load.
  • the wheelbase of the transport vehicle is preferably also changed immediately before, at the same time or immediately afterwards. This preferably applies to both longitudinal and transverse travel.
  • the invention also relates to a system with a transport vehicle and with a load having a longitudinal direction and a transverse direction.
  • the transport vehicle is designed so that it allows the transport vehicle to move the load between the wheels, this driving movement being feasible both in the longitudinal direction of the load to be picked up and in the transverse direction of the load to be picked up.
  • a very compact loaded transport vehicle can be achieved compared to the size of the load.
  • the transport vehicle can preferably be brought into a first state in which, when it is loaded, its extension in the longitudinal direction of the load is not greater than the longitudinal extension of the load.
  • the transport vehicle can preferably be brought into a second state in which, when it is loaded, its extension in the transverse direction of the load is not greater than the transverse extension of the load.
  • the first side of the first imaginary rectangle is preferably shorter than the longitudinal extension of the load.
  • the second side of the second imaginary rectangle is preferably shorter than the transverse extent of the load.
  • either the wheelbase or the track width is preferably shorter than the length of the load. This preferably applies regardless of whether the load was approached in its longitudinal direction or in its transverse direction. In this way, the transport vehicle is more compact than any transport vehicle whose wheelbase and track width is at least as large as the length of the load.
  • the load preferably has a height.
  • the transport vehicle preferably has load handling means with a stroke which is at least as great as the height of the load. In this way it can be achieved that the transport vehicle can store a load in a second level above a first load. In addition, it can be achieved in this way that a load from a densely stored square (for example in the port before loading) can be selected and picked up as desired and all other loads can be run over with it.
  • a transport vehicle that can also be brought into a compact state with regard to its height can be achieved if such a stroke is at least also achieved in that the transport vehicle has legs that are adjustable in length.
  • Fig. 1 shows a first embodiment of an inventive
  • FIG. 2 shows the transport vehicle in a representation as in FIG. 1, but in its second state
  • FIG. 3 is a side view of a wheel of the one shown in FIG.
  • 4 to 13 show the method according to the invention for loading the transport vehicle from FIG. 1 in a view of the transport vehicle and of the loads from above;
  • FIG. 14 shows a perspective illustration of a second embodiment of the transport vehicle in the loaded state
  • FIG. 15 shows a perspective illustration of a detail from FIG. 14;
  • FIG. 16 shows a view from above of a third exemplary embodiment in its first state
  • FIG. 17 shows the transport vehicle shown in FIG. 16 in its second state, viewed from above
  • FIG. 17 shows the transport vehicle shown in FIG. 16 in its second state, viewed from above;
  • FIG. 18 shows a detail of a perspective illustration of a fourth exemplary embodiment of a transport vehicle according to the invention.
  • transport vehicle 100 has a base A, and four wheels 1, 1 ' , 1 '' , 1 ''' with connected to the base.
  • the base A is only symbolized by a rectangle in FIGS. 1 and 2 and is omitted in FIGS. 4 to 13.
  • the transport vehicle 100 does not have a driver's cab, but is self-propelled.
  • the transport vehicle 100 has load handling means 2 and, as FIGS. 1 and 2 show, is suitable for transporting a load 3 having a longitudinal extension 4 and a transverse extension 5 between all wheels 1, 1 ' , 1 " , 1"'.
  • the transport vehicle 100 is a two-way vehicle which can be driven in a transverse travel G and in a longitudinal travel H (see FIGS. 1 and 2). All four wheels 1, 1 ' , 1 '' , 1''' of the transport vehicle 100 can be steered by at least 90 °.
  • both in the longitudinal travel H and in the transverse travel G, at least two wheels 1, 1 ' , 1'',1''' each have a track width Ul, U2 relative to one another (see also FIGS. 4 and 10). Both the track width U1 in longitudinal travel H and the track width U2 in transverse travel G are variable (see FIGS. 1 and 2).
  • both in the transverse travel G and in the longitudinal travel H at least two wheels 1, l ' , l “ , l “' have a wheelbase VI, V2 relative to one another (FIGS. 1 and 2). These wheelbases are also variable, both the wheelbase in transverse travel G and the wheelbase in longitudinal travel H.
  • first state B shown in FIG. 1 the transport vehicle 100 protrudes beyond the load 3 in the transverse direction Q and not in the longitudinal direction L of the load 3.
  • the second state S shown in FIG. 2 the transport vehicle 100 protrudes beyond the load 3 in the longitudinal direction L and does not protrude in the transverse direction Q of the load 3.
  • Two of the four wheels are designed as twin tires and the other two as single tires. All wheels can be designed as single tires or all wheels as twin tires.
  • Adjusting means 6 are provided, by means of which the position of all wheels 1, 1 ' , 1 " , 1 "' relative to the base A can be changed. In the first exemplary embodiment, these are designed so that all wheels 1, 1 ' 1 ′′ , 1 ′′ ′′ can each perform a pivoting movement relative to the base A. The associated pivot axis is not shown in FIGS.
  • the transport vehicle 100 is also suitable for lifting the load 3 between the wheels 1, 1 ' , 1 " , 1"'.
  • a load parked at ground level can also be lifted with the load suspension means 2.
  • the transport vehicle 100 can drive over the load, similar to a straddle carrier, when it starts, so that it is partially arranged above the load.
  • the load handling devices 2 are arranged on the base A and include suspensions. When the transport vehicle 100 is loaded, the base A is arranged above the load 3 and the load handling devices 2 transmit the weight of the load to the base A.
  • the transport vehicle 100 allows the load 3 to be picked up to be approached both in its longitudinal direction L and in its transverse direction Q.
  • the transport vehicle 100 is to be started the load 3 can be brought into a first state B in its longitudinal direction L and can be brought into a second state S in its transverse direction Q for starting a load.
  • the track width Ul in the first state is smaller than the track width U2 in the second state S.
  • the wheel base VI in the first state B is greater than the wheel V2 was in the second state S.
  • the transport vehicle 100 is by means of the adjustment means 6 from the first state B in which the wheels 1, 1 ' , 1 " , 1 "' are the corner points of a first imaginary rectangle RI when viewed from above with a first side 7 and a second side 8 adjacent thereto, can be brought into a second state S, in which the wheels 1, 1 ' , 1 '' , 1 seeks the corner points of a second imaginary rectangle R2 with a first side from above 9 and a second side 10 adjacent thereto.
  • the first side 9 of the second rectangle R2 is longer than the first side 7 of the first rectangle RI and the second side 10 of the second rectangle R2 is shorter than the second side 8 of the first rectangle RI.
  • the length of the first side 7 of the first rectangle RI and the first side 9 of the second rectangle R2 is defined by the distance between the same wheels 1 ′ , 1 ′′ of the transport vehicle 100.
  • the first rectangle RI is more like a square than the second rectangle R2.
  • the load suspension means 2 have a gripping element 25 which can be brought into engagement with the load 3.
  • the gripping element 25 can be moved up and down by means of a Spindelhubvorrich device.
  • spindle lifting devices are also other lifting elements, such. B. cylinder, such as hydraulic cylinder, conceivable.
  • the wheelbase V2 of the transport vehicle 100 is shorter than the length 4 of the load 3 when the load 3 starts up in its transverse direction Q.
  • a separate drive motor 26 is provided for two of the four wheels, namely for the wheels 1, 1 ′′ which are arranged diagonally to one another and designed as single tires (FIG. 3).
  • Each wheel 1, 1 ' , 1 '' , 1 ''' has its own steering motor 27.
  • FIGS. 4 to 6 and FIGS. 10 and 11 each show a start-up of the load 3.
  • FIGS. 4 to 6 this approach is shown in the longitudinal direction L of the load 3 to be picked up and in FIGS. 10 and 11 in the transverse direction Q of the load 3 to be picked up.
  • a comparison of FIG. 4 with FIG. 10 shows that when this travel movement FQ is carried out in the transverse direction Q of the load 3 to be picked up, the transport vehicle 100 is aligned so that two other wheels 1, 1 are arranged in front in the travel direction than the wheels 1, 1 ' arranged at the front in the direction of travel when this travel movement FL is carried out in the longitudinal direction L of the load to be carried.
  • Figures 7 and 8 show the journey of a loaded transport vehicle 100 in its first state B.
  • Figures 12 and 13 show the journey of a loaded transport vehicle 100 in its second state S.
  • FIGS. 4 to 13 From a synopsis of FIGS. 4 to 13 it can be seen that the transport vehicle 100 is able to approach and pick up loads parked lengthways next to one another (FIGS. 4 to 8) as well as loads parked next to one another (FIGS. 10 to 13) .
  • FIG. 9 shows this for loads 3 placed at an angle.
  • the distance between the loads placed lengthways next to one another (FIGS. 4 to 8) can be less than half the difference between the longitudinal and transverse stretching of the load.
  • the required minimum width of an aisle in order to be able to be driven through by the transport vehicle 100 is smaller in the second state S of the transport vehicle 100 than in the first state B.
  • the transport vehicle 100 is also in the loaded state can be brought from the first state B to the second state S, for example when starting from the situation shown in Fig. 7 a narrow passage is to be driven through.
  • the load 3 is a container.
  • FIGS. 14 to 19 Further exemplary embodiments are shown in FIGS. 14 to 19.
  • the same reference symbols denote the same components. In this respect, reference is made to the description above. In the following, only the differences to the first embodiment shown in Figures 1 to 13 are shown:
  • the second exemplary embodiment of the transport vehicle according to the invention (transport vehicle 200) shown in FIGS. 14 and 15 and designated by 200 comprises a mobile support frame 11, with four legs 12, 12 ' , 12 '' , 12 ''' in the lower area of each one of the four wheels 1, 1 ' , 1 " , 1 "' is arranged.
  • the mobile support frame 11 also comprises a support structure 13 which connects the legs 12, 12 ' , 12 " , 12 “' to one another in their upper area.
  • the load handling means 2 are arranged on the support structure 13 and it extend from the support structure 13 downwards.
  • the legs 12, 12 ' , 12 '' , 12 ''' each have a substantially vertically extending section 28, 28 ' , 28 '' , 28 ''' and a one-piece horizontal section 17, 17 ' , 17 '' , 17 ''' on.
  • the support structure 13 comprises a central connecting piece 14 and for each of the four legs 12, 12 ' , 12 '' , 12 ''' a horizontally extending pivot bracket 15, 15 ' , 15 '' , 15 ''' .
  • the base A of the transport vehicle 200 is formed in this exemplary embodiment by this central connecting piece 14 (see, for example, FIG. 15).
  • the adjustment means 6 each comprise a pivot bearing 23, 23 ' , 23 “ , 23 “' between the pivot supports 15, 15 ' , 15 “ , 15 “' and the central connecting piece 14.
  • the pivot bearing 23, 23 ' , 23 '' , 23 '' are the pivot supports 15, 15 ' , 15 '' , 15 ' individually horizontally pivotable on the central connecting piece 14 ge superimposed (see arrows P and P ' in Figure 15).
  • the adjustment means 6 also include a telescopic linear bearing 18, 18 ' , 18 “ , 18 “' between the pivot supports 15, 15 ' , 15 “ , 15 “' and the horizontal sections 17, 17 ' , 17 “ , 17 '''of the legs in such a way that the leg can each be displaced in a horizontal direction relative to the pivot bracket (see arrow P '' in FIG. 15).
  • the gripping element 25 has horizontally displaceable areas 31, 31 ′ by means of a spindle lifting device or a cylinder, for example a hydraulic cylinder, see FIG. 14.
  • FIGS. 16 and 17 In the third exemplary embodiment of the transport vehicle according to the invention (transport vehicle 300) shown in FIGS. 16 and 17 and denoted by 300, two pivoting supports 15, 15 '' and 15 ' , 15 ''' opposite the central connector are each pivotable in pairs on the central one Connector stored. This integrally formed pivot bracket ver always run in a straight line.
  • the load handling devices 2 can be displaced and folded up relative to the base A, see arrows E, E ' in FIG. 17.
  • the adjustment means 6 are designed in such a way that all wheels 1, 1 ' , 1 " , 1 "' each have a translational movement relative to the base A and a movement running along a circular path relative to of base A.
  • the support structure 13 comprises a central bearing piece 19 and two push beams 20, 20 ' .
  • the base A of the transport vehicle 400 is formed by the central bearing piece 19 in this exemplary embodiment.
  • the Lastaufnah mestoff 2 and the gripping element 25 are shown in Fig. 18 only by dashed lines.
  • the adjustment means 6 include a telescopic linear bearing 24, 24 ' , each between a push beam 20, 20 ' and the central bearing piece 19.
  • the two thrust beams 20, 20 ' are with the telescopic linear bearings 24, 24 ' opposite to the central bearing piece 19 stored.
  • Each push beam 20, 20 ' has a head 21, 21 ' and the adjustment means 6 also include a further telescopic linear bearing 22, 22 ' , 22 " , 22 "' , each between the head 21, 21 ' and the horizontal sections 17, 17 ' , 17 '' , 17 ''' of legs 12, 12 ' , 12 '' , 12 ''' .
  • the interaction of the load Receiving means 2 with the load 3 is shown in the fourth exemplary embodiment 400 in FIG. 19.
  • the adjustment means 6 in the transport vehicle 400 are designed in such a way that all wheels 1, 1 ′ , 1 ′′ , 1 can each perform two different translational movements relative to the base A.
  • 1, 2, 4 and 10 also show an exemplary embodiment of a system 500 according to the invention with a transport vehicle 100 and with a load 3 having a longitudinal extension 4 and a transverse extension 5.
  • the transport vehicle 100 is designed so that it has a Load 3 between the wheels 1, 1 ' , l '' , l ''' arranging travel movement FL, FQ of the transport vehicle 100 allowed, this travel movement FL, FQ both in the direction L of the longitudinal extension 4 of the load 3 to be picked up and in Direction Q of the transverse extension 5 of the load 3 to be absorbed can be carried out.
  • the first side 7 of the first imaginary rectangle RI is shorter than the longitudinal extension 4 of the load 3.
  • the second side 10 of the second imaginary rectangle R2 is shorter than the transverse extension 5 of the load 3.
  • the transport vehicle 100 is in a first state B can be brought, in which, when it is loaded, its extension in the longitudinal direction L of the load is not greater than the longitudinal extension L of the load (see FIG. 1) and it can be brought into a second state S in which, if it is loaded, its extension in the transverse direction Q of the load is not greater than the transverse stretching of the load (Fig. 2).
  • the load 3 is a motor vehicle.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Vehicle Body Suspensions (AREA)

Abstract

L'invention concerne un véhicule de transport (100, 200, 300, 400) comportant une base (A) comportant des roues (1, 1´, 1´´, 1´´´), lesquelles sont reliées à la base (A), et un moyen de réception de charge (2), le véhicule de transport (100, 200, 300, 400) étant approprié pour transporter une charge (3) présentant une direction longitudinale (L) et une direction transversale (Q) entre les roues (1, 1´, 1´´, 1´´´), le véhicule de transport étant un véhicule rail-route pouvant se déplacer dans un trajet transversal (G) et dans un trajet longitudinal (H), et respectivement au moins deux roues (1, 1´,1´´,1´´´) présentant entre elles une largeur de voie (U1, U2) dans le trajet transversal (G) et dans le trajet longitudinal (H), et aussi bien la largeur de voie (U1) dans le trajet longitudinal (H) que la largeur de voie (U2) dans le trajet transversal (G) étant variables.
EP20730209.2A 2019-06-21 2020-05-26 Véhicule de transport, procédé de réception d'une charge par un véhicule de transport et système comportant un véhicule de transport et une charge Pending EP3986825A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019116809.0A DE102019116809A1 (de) 2019-06-21 2019-06-21 Transportfahrzeug, Verfahren zum Aufnehmen einer Last durch ein Transportfahrzeug und System mit einem Transportfahrzeug und einer Last
PCT/EP2020/064558 WO2020254073A1 (fr) 2019-06-21 2020-05-26 Véhicule de transport, procédé de réception d'une charge par un véhicule de transport et système comportant un véhicule de transport et une charge

Publications (1)

Publication Number Publication Date
EP3986825A1 true EP3986825A1 (fr) 2022-04-27

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EP20730209.2A Pending EP3986825A1 (fr) 2019-06-21 2020-05-26 Véhicule de transport, procédé de réception d'une charge par un véhicule de transport et système comportant un véhicule de transport et une charge

Country Status (4)

Country Link
US (1) US11919751B2 (fr)
EP (1) EP3986825A1 (fr)
DE (1) DE102019116809A1 (fr)
WO (1) WO2020254073A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3098836A1 (fr) * 2019-07-18 2021-01-22 José IRIARTE Dispositif transporteur de véhicules à quatre roues
CN116902817B (zh) * 2023-09-14 2023-12-15 龙合智能装备制造有限公司 一种全向自适应门式重载搬运机器人及其控制方法

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DE1209259B (de) * 1962-07-24 1966-01-20 Beteiligungs & Patentverw Gmbh Portalkran
DE2220991A1 (de) 1972-04-28 1973-11-08 Leben & Co Portalhubwagen
DE2807519C2 (de) * 1978-02-22 1983-10-20 Habegger, Willy, Hünibach Fahr- und Schreitwerk
US4263979A (en) * 1978-11-09 1981-04-28 Rpc Corporation Hydraulic master-slave steering system for a wide track vehicle
FR2597460B1 (fr) * 1986-04-18 1988-07-22 Voltair Engin mobile de transport et manutention d'objets, plus particulierement pour cimetiere
US4823899A (en) * 1986-07-10 1989-04-25 Ashot Ashkelon Industries Ltd. Steering apparatus
US6206127B1 (en) * 1998-02-27 2001-03-27 Mi-Jack Products Lead wheel steering system for a gantry crane
WO2003068650A2 (fr) 2002-02-14 2003-08-21 Steven Morreim Elevateur mobile
DE202004004714U1 (de) * 2004-03-25 2005-09-08 Liebherr-Hydraulikbagger Gmbh Unterwagen für mobile Arbeitsmaschinen
US7252299B2 (en) * 2005-02-15 2007-08-07 Marine Travelift, Inc. Steering system for crane
ITBO20050487A1 (it) * 2005-07-20 2007-01-21 C V S S P A Apparecchiatura per il trasporto di un carico
DE102005035614B4 (de) * 2005-07-29 2020-03-19 Konecranes Global Corp. Flurförderfahrzeug, insbesondere portalartig hochgebautes Flurförderfahrzeug
ITCS20060008A1 (it) * 2006-05-30 2007-11-30 Costruit S R L Crab lifter - gru gommata per marciare su qualsiasi terreno.
WO2015154790A1 (fr) * 2014-04-07 2015-10-15 Combilift Porte-conteneur
US11414128B1 (en) * 2021-08-09 2022-08-16 Kan Cui Multiple maneuvering systems for various applications

Also Published As

Publication number Publication date
US11919751B2 (en) 2024-03-05
US20220402730A1 (en) 2022-12-22
WO2020254073A1 (fr) 2020-12-24
DE102019116809A1 (de) 2020-12-24

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