EP3774634A1 - Dispositif de réception, système de transport et système d'assemblage - Google Patents

Dispositif de réception, système de transport et système d'assemblage

Info

Publication number
EP3774634A1
EP3774634A1 EP19717754.6A EP19717754A EP3774634A1 EP 3774634 A1 EP3774634 A1 EP 3774634A1 EP 19717754 A EP19717754 A EP 19717754A EP 3774634 A1 EP3774634 A1 EP 3774634A1
Authority
EP
European Patent Office
Prior art keywords
receiving
receiving device
elements
lifting column
lifting
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
EP19717754.6A
Other languages
German (de)
English (en)
Other versions
EP3774634B1 (fr
Inventor
Michael Lauer
Roland Straube
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.)
Duerr Systems AG
Original Assignee
Duerr Systems AG
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 Duerr Systems AG filed Critical Duerr Systems AG
Publication of EP3774634A1 publication Critical patent/EP3774634A1/fr
Application granted granted Critical
Publication of EP3774634B1 publication Critical patent/EP3774634B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/22—Lifting frames, e.g. for lifting vehicles; Platform lifts with tiltable platforms
    • 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
    • B66F13/00—Common constructional features or accessories
    • B66F13/005—Thrust chain devices

Definitions

  • the present invention relates to a receiving device, which can be used in particular in the assembly of vehicles used.
  • the receiving device is preferably a receiving device for receiving and moving an object, in particular a vehicle body.
  • the receiving device comprises a receiving element for receiving and fixing the object.
  • the receiving device preferably comprises a lifting device, which comprises one or more lifting drive elements for raising and lowering the object.
  • the receiving device comprises a pivoting device, which comprises one or more pivoting drive elements for pivoting the object.
  • a push chain is in particular a chain formed from a plurality of chain links, in which the chain links are coupled to one another in such a way that they can be deflected or deflected starting from a linear arrangement thereof in only a single direction.
  • a push chain in particular allows the transmission of both tensile forces and compressive forces.
  • the receiving device comprises a means of the one or more Hubantriebsele- elements variable in length, in particular height-adjustable, lifting column.
  • the lifting column is preferably the receiving element together with an object disposed thereon selectively raised or lowered.
  • the receiving element is preferably arranged on a relative to a gravitational force upper end of the lifting column, in particular pivotally mounted.
  • the receiving element is preferably arranged pivotably about a substantially horizontal axis on the lifting column.
  • the receiving device comprises a platform which, for example, has a walk-on surface.
  • the receiving device can thus in particular form a work area for workers who carry out work on the object to be accommodated by means of the receiving device.
  • the lifting column preferably projects out of the platform, in particular out of the accessible surface. Furthermore, it can be provided that the lifting column can be moved out of the platform, in particular out of the accessible surface.
  • the lifting column is at least partially retractable in the platform, in particular in the walk-on surface.
  • the lifting column can also be completely retractable in the platform.
  • the lifting column is in particular arranged substantially centrally in the platform and / or the accessible surface, in particular with respect to a longitudinal extent of the platform along a conveying direction of a conveyor system to be described later and / or with respect to a transverse extent of the platform in a direction perpendicular to the conveying direction horizontal direction.
  • the lifting column preferably protrudes upward in a vertical direction out of the platform.
  • the one or more lifting drive elements and / or the one or more pivoting drive elements are arranged and / or guided at least partially and / or at least partially within the lifting column.
  • An outer shell of the lifting column is preferably formed by a protective device, for example a bellows.
  • the one or more lifting drive elements and / or the one or more pivoting drive elements preferably extend at least in sections and / or at least partially within this protective device.
  • the receiving device comprises exactly one pair of Hubantriebs instituten and exactly one pair of pivot drive elements.
  • each lifting column is assigned exactly one pair of lifting drive elements and one pair of pivoting drive elements.
  • Opposite ends of a lifting column of the receiving device are preferably connected to one another in a force-transmitting manner exclusively by means of the one or more lifting drive elements and / or by means of the one or more pivoting drive elements.
  • the lifting column next to the one or more Hubantriebsijnn and / or the one or more pivotal drive elements has no further force-transmitting components, which bypassing the one or more Hubantriebs emulate and / or the one or more Schwenkan- Drive elements allow a force absorption and / or power transmission from the receiving element on the platform.
  • Semi-rotary drive elements arranged at least approximately mirror-symmetrical with respect to a vertical longitudinal center axis and / or a vertical longitudinal central plane and / or a vertical transverse median plane of the lifting column and / or are formed.
  • the lifting drive elements are arranged mirror-symmetrically with respect to a vertical transverse center plane of the receiving device, in particular the lifting column.
  • the pivoting drive elements are preferably arranged substantially mirror-symmetrically with respect to a vertical longitudinal center plane of the receiving device, in particular the lifting column, at least in one Condition in which the receiving element is oriented substantially horizontally.
  • the receiving device preferably comprises a stabilization device by means of which a tilting moment acting on the receiving element transversely to the direction of gravity is counteractable.
  • a tilting moment can be counteracted, which acts on the receiving element and / or the lifting column on the basis of the object arranged on the receiving element.
  • the stabilizing device preferably causes a recovery of the receiving element in a substantially horizontal orientation of the same.
  • the stabilization device comprises a spring unit, which is connected by means of connecting elements with the receiving element.
  • connection elements may act on opposite sides of the receiving element on the same with respect to a joint element.
  • Gravity direction deeper lying connecting element is preferably by means of the spring unit in the direction of a vertical center axis of the receiving device, in particular the lifting column, stretched or tensioned.
  • connecting element which engages in a pivoting position of the receiving element moved out of the horizontal position of the receiving element on the hinge element located further down with respect to the direction of gravity is stretched or tensioned by means of the spring unit.
  • the force acting on the receiving element by means of the spring unit with respect to the direction of gravity lower hinge element and thus preferably comprises at least one force component which erects the receiving element, that is moved from a tilted or pivoted position in the direction of a horizontal position.
  • one or more connecting elements are deflected or deflectable by means of one or more deflecting elements, for example deflecting rollers.
  • a pivot axis, about which the receiving element is pivotable, preferably runs between two deflecting elements for deflecting two connecting elements.
  • the stabilization device preferably comprises a spring housing for receiving a spring unit.
  • the spring housing is preferably displaceable, in particular height-adjustable, guided on a support plate on which one or more lift drive elements engage.
  • the lifting drive elements are in particular fixed with respect to the gravity direction of the upper end of the support plate.
  • the spring housing is connected in particular by means of a hinge element with the receiving element.
  • a spatial fixing of the receiving element is effected such that the pivot axis about which the receiving element is pivotable, regardless of the movement of all drive elements, in particular the one or more Huban- drive elements and / or the one or several Schwenkantriebsele- elements, only in the vertical direction, but not perpendicular to this is displaced or is moved.
  • the spring unit is in particular a spring assembly of several stacked leaf springs.
  • An end element is in particular arranged displaceably in the spring housing.
  • One or more connecting elements preferably engage the end element and thus allow the spring unit to be compressed, in particular by clamping it between the end element and a wall of the spring housing, preferably an upper top wall of the spring housing with respect to the direction of gravity.
  • the receiving device is particularly suitable for use in a conveyor system.
  • the present invention therefore also relates to a conveyor system, which comprises in particular a plurality of conveyor units, which are movable along a conveying direction or a conveying path, for conveying objects.
  • the conveyor units preferably each have one or more receiving devices, in particular receiving devices according to the invention.
  • Semi-rotary drive elements of each conveyor unit are at least partially and / or at least partially guided below the platform and / or within the platform.
  • An outstanding from the platform part of the Hubantriebs institute and / or the pivot drive elements is preferably not guided, but rather designed to project freely upwards. Only by the use of several Hubantriebs institute and / or pivot drive elements and by the stabilization of chain links preferably designed as a push chains Hubantriebs institute and / or pivot drive elements preferably results in a stabilization such that a lateral tilting is prevented.
  • Sections of the drive elements are arranged substantially in a star shape around a vertical center axis of the receiving device, in particular a lifting column of the receiving device.
  • the conveyor units of the conveyor system are preferably self-propelled, in particular autonomously self-propelled.
  • the conveyor units are rail-guided and / or floor-based, conventional drives such as roller conveyors, chain conveyors, etc., being provided as the drive for the conveyor units.
  • the conveyor system is particularly suitable for use in an assembly plant.
  • the present invention therefore also relates to an assembly plant, in particular a final assembly plant for motor vehicles.
  • the assembly system preferably comprises a conveyor system, in particular a conveyor system according to the invention.
  • the assembly installation according to the invention has one or more of the receptacles associated with the invention.
  • Device and / or the conveyor system according to the invention described features and / or advantages.
  • the conveyor system according to the invention preferably has one or more of the features and / or advantages described in connection with the receiving device.
  • Fig. 1 is a schematic perspective view of a first
  • FIG. 2 shows a schematic perspective illustration of a lifting device and a pivoting device of a further embodiment of a receiving device
  • Fig. 4 is a corresponding to FIG. 3 schematic representation of
  • FIG. 1 first embodiment of a designated as a whole with 100 receiving device is used, for example, as part of a conveyor system 102 in an assembly plant 104, in particular for the final assembly days of motor vehicles used.
  • the receiving device 100 is for this purpose in particular part of a conveyor unit 106, which is conveyed in a conveying direction 108 of the conveyor system 102.
  • the receiving device 100 is in particular ground-based or rail-mounted movable, for example, self-propelled.
  • the receiving device 100 comprises a platform 110, which in particular comprises a walk-on surface 112.
  • this lifting column 114 has a receiving element 116 for receiving an object 118, in particular a vehicle body 120.
  • the lifting column 114 is variable in length, so that the object 118 arranged on the receiving element 116 can be arranged relative to the platform 110 by means of the lifting column 114, in particular at different heights.
  • the receiving element 116 is pivotally mounted to vary a pivotal orientation of the object 118 relative to the platform 110.
  • the receiving device 100 comprises a pivoting device 122 for this purpose.
  • a protective device 124 which is formed for example as one or more bellows 126, the individual components of the lifting column 114, which together form a lifting device 128 and / or the pivoting device 122, are protected against unintentional access.
  • the protective device 124 a risk of injury to workers working on the object 118 can be minimized.
  • the lifting column 114 is in particular arranged substantially centrally with respect to the conveying direction 108 and with respect to a direction perpendicular to the conveying direction 108 extending horizontal direction of the platform 110.
  • an off-center arrangement of the lifting column 114 may also be provided.
  • a plurality of lifting columns 114 are arranged on a single platform 110.
  • the embodiment of the receiving device 100 shown in FIG. 1 in particular allows free access to different areas of the object 118, in particular the vehicle body 120. Workers working on the object 118 can thus carry out the pending tasks simply and comfortably. Due to the possibility of pivoting the object 118
  • Object 118, in particular, an underbody of the vehicle body 120 can be made easily accessible.
  • FIGS. 2 to 4 A further embodiment of a receiving device 100 is illustrated in FIGS. 2 to 4, wherein the lining components, in particular the protective device 124 and the platform 110, have been omitted for a simplified explanation of the functioning of the receiving device 100.
  • the embodiment of the receiving device 100 shown in FIGS. 2 to 4 differs essentially only by an alternative attachment of the receiving element 116 and by differently shaped bellows 126 of the embodiment of the receiving device 100 shown in FIG.
  • FIGS. 2 to 4 corresponds to that which is shown in FIG.
  • the embodiment of the receiving device 100 shown in FIGS. 2 to 4 corresponds to that which is shown in FIG.
  • the functionally identical or functionally equivalent components of the illustrated receiving devices 100 a distinction is therefore made between the representations in FIG. 1 on the one hand and in FIGS. 2 to 4 on the other hand.
  • the lifting device 128 of the receiving device 100 comprises two lifting drive elements 132 designed as push chains 130.
  • the push chains 130 are loadable both on train and on pressure and in each case comprise a plurality of chain links which are stabilized relative to one another in at least one pivoting direction.
  • the push chains 130 can therefore preferably be deflected from a linear alignment thereof in only one deflection direction, while the configuration of the chain links preferably prevents a deflection in the opposite direction.
  • the thrust chains 130 can thus be pushed upwards, in particular in a substantially vertical direction, that is to say counter to a direction of gravity 134, whereby lateral buckling in only one direction must be avoided.
  • the lifting device 128 comprises two push chains 130 serving as lifting drive elements 132, which are arranged essentially mirror-symmetrically with respect to one another and are secured against undesired bending in directions facing one another. Both lifting drive elements 132 are fastened with their relative to the direction of gravity 134 upper end to a common support plate 136.
  • the support plate 136 By stabilizing the thrust chains 130, the support plate 136 can be moved by means of the Hubantriebs institute 132 against the direction of gravity 134 upwards and thus raised or moved in the direction of gravity 134 down and thus lowered.
  • a lateral buckling or other lateral movement of the support plate 136 is effectively prevented by the lift drive elements 130 designed as push-drive elements 132.
  • the Hubantriebs institute 132 extend in sections in the vertical direction and sections in the horizontal direction.
  • the respective horizontal section is preferably arranged within the platform 110 of the receiving device 100, while the respective vertical section extends within the lifting column 114.
  • the guide elements 138 are, in particular, slide guides 140 and / or rails 142.
  • the ends of the lifting drive elements 132 remote from the support plate 136 are fixed to carriages 144, which are displaceably guided in the slide guides 140.
  • each carriage guide 140 is assigned a drive motor 146 for driving the carriage 144 guided in the respective carriage guide 140.
  • the drive motor 146 is in particular connected to the carriage 144 by means of a ball screw 148 or by means of another drive element, in order ultimately to arrange the carriage 144 arranged on the respective carriage 144
  • the respective lifting drive element 132 can be drawn into the platform 110 via a deflection point 150 or moved out of the same. Accordingly, the support plate 136 is raised or lowered.
  • a round guide 152 may be provided.
  • the movement of the two carriages 144, which are associated with the lifting drive elements 132, is preferably coupled by means of a coupling element 154.
  • the coupling member 154 is formed, for example, as a propeller shaft connecting the ball screws 148 for driving the two carriages 144 together.
  • the pivoting device 122 of the receiving device 100 comprises two pivoting drive elements 156, which are preferably also designed as push chains 130.
  • the pivot drive elements 156 are also partially guided substantially horizontally in the platform 110.
  • the swiveling device 122 like the lifting device 128, comprises two guide elements 138 designed as slide guides 140, in which carriages 144 are movably arranged for driving the two swiveling drive elements 156. To the Moving the carriages 144, two drive motors 146 of the pivoting device 122 are provided.
  • Swivel drive elements 156 is not provided.
  • pivot drive elements 156 can be independently moved out of the platform 110 or pulled into it.
  • the carriages 144 facing away from the ends of the pivot drive elements 156 are fixed to the receiving element 116.
  • the ends of the pivot drive elements 156 are rotatably fixed to sides of the receiving element 116 which are opposite one another with respect to a joint element 158.
  • the receiving element 116 is preferably held pivotably, in particular pivotable about a substantially horizontal and parallel to the conveying direction 108 aligned axis.
  • the arranged on the receiving element 116 ends of the Schwenkantriebs- elements 156 can be brought into different height positions, which ultimately the receiving element 116 can be brought into different pivot orientations.
  • the receiving device 100 preferably comprises a stabilizing device 160.
  • the stabilizing device 160 is shown in a cross section, in particular in FIGS. 3 and 4.
  • the stabilization device 160 comprises a spring unit 162, which is arranged in a spring housing 164.
  • the spring housing 164 is pivotably connected to the receiving element 116 by means of the joint element 158.
  • the spring housing 164 is also arranged displaceably on the support plate 136 parallel to the direction of gravity 134.
  • the receiving element 116 is movably connected to the support plate 136.
  • the stabilizing device 160 further comprises two connecting elements 166, which are designed in particular as chains.
  • the connecting elements 166 are each arranged at one end with a hinge element 168 for the rotatable arrangement of a pivot drive element 156 on the receiving element 116.
  • joint elements 168 are arranged in particular linearly displaceable on the receiving element 116. As is apparent in particular from FIG. 4, the oblique position of the receiving element 116 and the vertical orientation of the pivoting drive elements 156 result in a varying distance A between the two joint elements 168 as a function of an oblique orientation of the receiving element 116. Binding elements 166 are guided by deflection elements 170 in the vicinity of the joint member 158 for connecting the receiving element 116 with the spring housing 164 and then guided in particular by the spring unit 162 and finally at an end member 172, on which the spring unit 162 is supported.
  • Each connecting element 166 thus comprises a spring-side fastening point 174, which is arranged on the end element 172, and a receiving-side fastening point 176, which is arranged on the hinge element 168 for connecting the respective pivoting drive element 156 to the receiving element 116. Due to the variation of the distance A between the two joint elements 168 on the one hand and due to the deflecting elements 170 arranged in the region of the joint element 158, a varying one results depending on an inclined position of the receiving element 116
  • connection element 166 which is arranged further downwardly with its receiving-side attachment point 176 with respect to the direction of gravitational force 134, causes compression of the spring unit 162, while the connection element 166 disposed above with its receiving-side attachment point 176 with respect to the direction of gravity 134 does not is under tension.
  • This different tension of the two connecting elements 166 causes the hinge element 168, which is arranged further below with respect to the direction of gravity 134, to be pulled in the direction of the hinge element 158.
  • the deflecting elements 170 are preferably arranged such that the tensile force, which acts on the joint element 168 by means of the tensioned connecting element 166, is not parallel to a connecting line between the two joint elements 168, but instead forms an angle of at least For example, at least about 10 °, preferably at least about 20 °, includes herewith. This preferably results in a force which causes or at least favors a horizontal orientation of the receiving element 116. In particular, this can counteract a tilting moment which is exerted by the object 118 on the receiving element 116.
  • an object 118 can thus be accommodated in a simple and space-saving manner and can be positioned vertically variable and with different pivot orientations relative to a platform 110.
  • stabilizing device 160 can at least partially compensate for a tilting moment resulting from an inclination of object 118.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Framework For Endless Conveyors (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Intermediate Stations On Conveyors (AREA)

Abstract

L'invention vise à prévoir un dispositif de réception (100) au moyen duquel un objet (118), en particulier une carrosserie de véhicule (120), peut être facilement reçu et déplacé. À cet effet, le dispositif de réception comporte les éléments suivants : - un élément de réception (116) pour recevoir et fixer l'objet ; - un dispositif de levage (128) comprenant un ou plusieurs élément(s) d'entraînement de levage pour lever et abaisser l'objet ; - un dispositif pivotant (122) comprenant un ou plusieurs élément(s) d'entraînement en pivotement pour pivoter l'objet.
EP19717754.6A 2018-04-11 2019-04-08 Dispositif de réception, système de transport et système d'assemblage Active EP3774634B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018205499.1A DE102018205499A1 (de) 2018-04-11 2018-04-11 Aufnahmevorrichtung, Fördersystem und Montageanlage
PCT/DE2019/100321 WO2019196987A1 (fr) 2018-04-11 2019-04-08 Dispositif de réception, système de transport et système d'assemblage

Publications (2)

Publication Number Publication Date
EP3774634A1 true EP3774634A1 (fr) 2021-02-17
EP3774634B1 EP3774634B1 (fr) 2024-05-29

Family

ID=66182308

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19717754.6A Active EP3774634B1 (fr) 2018-04-11 2019-04-08 Dispositif de réception, système de transport et système d'assemblage

Country Status (4)

Country Link
EP (1) EP3774634B1 (fr)
CN (1) CN111936411A (fr)
DE (2) DE102018205499A1 (fr)
WO (1) WO2019196987A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110921556B (zh) * 2019-12-05 2022-07-19 广州迅宏物流服务股份有限公司 一种物流输送装卸用搬运装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3100159A1 (de) * 1981-01-07 1982-08-05 Brötje-Automation GmbH, 7250 Leonberg Transportvorrichtung fuer eine fliessfertigungsstrasse
NL8600829A (nl) * 1986-04-01 1987-11-02 Alfonsius Johannes Maria Bussc Kantelbare hefinrichting voor voertuigen.
FR2739093B1 (fr) * 1995-09-21 1999-11-26 Jurgen Michael Knapp Colonne de levage
DE102005062691A1 (de) * 2005-12-28 2007-07-12 Siemens Ag Fördersystem
EP2767461A1 (fr) * 2013-02-15 2014-08-20 Siemens Aktiengesellschaft Dispositif de transport pour un dispositif de montage de véhicule
DE202016102566U1 (de) * 2016-05-12 2017-08-16 Gerhard Finkbeiner Fahrschienenhebebühne für Fahrzeuge sowie Hubeinrichtung für Fahrschienenhebebühne

Also Published As

Publication number Publication date
EP3774634B1 (fr) 2024-05-29
CN111936411A (zh) 2020-11-13
DE112019001890A5 (de) 2020-12-24
DE102018205499A1 (de) 2019-10-17
WO2019196987A1 (fr) 2019-10-17

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