WO2024033346A1 - Élément de support, dispositif de support de moteur et procédé de fabrication d'un élément de support - Google Patents

Élément de support, dispositif de support de moteur et procédé de fabrication d'un élément de support Download PDF

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Publication number
WO2024033346A1
WO2024033346A1 PCT/EP2023/071908 EP2023071908W WO2024033346A1 WO 2024033346 A1 WO2024033346 A1 WO 2024033346A1 EP 2023071908 W EP2023071908 W EP 2023071908W WO 2024033346 A1 WO2024033346 A1 WO 2024033346A1
Authority
WO
WIPO (PCT)
Prior art keywords
bearing
support element
support
bearing receptacle
receptacle
Prior art date
Application number
PCT/EP2023/071908
Other languages
German (de)
English (en)
Inventor
Volker Wittmershaus
Thomas Schemer
Original Assignee
Vibracoustic Se
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 Vibracoustic Se filed Critical Vibracoustic Se
Publication of WO2024033346A1 publication Critical patent/WO2024033346A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F16F1/38—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type
    • F16F1/3842—Method of assembly, production or treatment; Mounting thereof
    • F16F1/3849—Mounting brackets therefor, e.g. stamped steel brackets; Restraining links
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K5/00—Arrangement or mounting of internal-combustion or jet-propulsion units
    • B60K5/12—Arrangement of engine supports
    • B60K5/1208—Resilient supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K5/00—Arrangement or mounting of internal-combustion or jet-propulsion units
    • B60K5/12—Arrangement of engine supports
    • B60K5/1208—Resilient supports
    • B60K5/1216—Resilient supports characterised by the location of the supports relative to the motor or to each other
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F16F1/371—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by inserts or auxiliary extension or exterior elements, e.g. for rigidification
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F16F1/38—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type
    • F16F1/3828—End stop features or buffering
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F16F1/38—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type
    • F16F1/3842—Method of assembly, production or treatment; Mounting thereof
    • F16F1/3856—Vulcanisation or gluing of interface between rigid and elastic sleeves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F16F1/38—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type
    • F16F1/387—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type comprising means for modifying the rigidity in particular directions
    • F16F1/3876—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type comprising means for modifying the rigidity in particular directions by means of inserts of more rigid material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K5/00—Arrangement or mounting of internal-combustion or jet-propulsion units
    • B60K5/04—Arrangement or mounting of internal-combustion or jet-propulsion units with the engine main axis, e.g. crankshaft axis, transversely to the longitudinal centre line of the vehicle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2230/00—Purpose; Design features
    • F16F2230/0052—Physically guiding or influencing
    • F16F2230/0058—Physically guiding or influencing using inserts or exterior elements, e.g. to affect stiffness
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2230/00—Purpose; Design features
    • F16F2230/0052—Physically guiding or influencing
    • F16F2230/007—Physically guiding or influencing with, or used as an end stop or buffer; Limiting excessive axial separation

Definitions

  • Support element engine support device and method for producing a support element
  • the invention relates to a support element, an engine support device and a method for producing a support element.
  • Support elements, engine support devices and methods for producing support elements of the type mentioned are generally known.
  • vehicle construction especially in automobile construction, more and more metal is sometimes replaced by injection-molded plastic to reduce weight, including in bearing structural components.
  • injection-molded plastic In order to design in a plastic-friendly manner and to minimize cycle times and weight, such components are usually manufactured as a ribbed structure.
  • fiber-reinforced polymers are generally used in bearing structural components.
  • Bearing structure components in particular sandwich bearing structure components, are state of the art in aircraft, boat and other lightweight construction.
  • Light cores e.g. B. from honeycomb honeycomb structures or from foams with a thin, usually continuous fiber-reinforced cover layer on the top and bottom.
  • the thickness of the core material has a significant influence on the bending stiffness of the entire component, since the thickness largely determines the area moment of inertia that is effective on bending.
  • the core primarily transmits thrust in the event of a bending load.
  • Tensile and compressive loads are transmitted almost exclusively via the outer cover layers.
  • ribbed structures made of fiber-reinforced polymers have the disadvantage that they tend to shrink and warp, especially sink marks at material accumulations, such as rib crossing points.
  • the remaining cooling time and wall thickness depend squarely on each other, so that the wall thicknesses are limited if you want to produce plastic parts economically.
  • Usual thick wall thicknesses are therefore no greater than 4 mm; significantly thicker wall thicknesses are only used in exceptional cases.
  • confluence zones lead to inhomogeneous material structures and, as a result, non-optimal utilization of the material properties.
  • Bearings in particular elastomeric bearings, of a vehicle, in addition to the function of elastically connecting two components to one another and defining their kinematics relative to one another, usually also have the task of vaporizing vibrations or, in the case of hydraulic bearings, canceling them using hydraulic systems or isolating vibration excitations .
  • the damping in a non-hydraulic bearing is significantly influenced by the damping of the elastomer, the material of e.g. B. Housing parts can also make a significant contribution to damping.
  • the WO 2021/083556 A1 discloses a bearing structure component for a bearing of a vehicle with at least one through opening for receiving a connecting element or a bearing which consists of foamed plastic and the foamed plastic forms an integral foam structure, wherein at least a first local section of the integral foam structure has a wall thickness , which is larger than 4 mm.
  • the disadvantage of the known support elements is that they are not optimal in terms of weight, NVH behavior, size, dimensional accuracy and costs.
  • Some known arrangements have high weights through a construction of high-strength but heavy materials, others require high volumes through the use of lighter but less strong materials Materials, others are very expensive due to the use of composite materials such as carbon.
  • the task is therefore to further develop a support element, an engine support device and a method for producing a support element in such a way that a light, robust, dimensionally stable, compact and well-damped support element as well as a well-damped engine support device can be specified, which can be produced inexpensively.
  • a support element for supporting a motor vehicle engine on a motor vehicle body, the motor vehicle engine having at least one first bearing element, the motor vehicle body having at least one second bearing element, the support element being provided for connection to the at least one first bearing element and the at least one second bearing element, wherein the support element has an elastomeric part, into which at least one first bearing receptacle is inserted for arranging the at least one first bearing element and at least one second bearing receptacle for arranging the at least one second bearing element, and into which a cable arrangement is introduced to limit the tension path, the elastomeric part being vulcanized, wherein the cable arrangement is at least partially vulcanized into the elastomer part.
  • the motor vehicle engine has at least one fastening structure with a bearing bolt or a receptacle for a bearing bolt or a bearing screw to be fastened.
  • the bearing pin or the bearing screw generally has a cylindrical outer peripheral surface section which, in the assembled state, interacts with the corresponding bearing receptacle of the support element.
  • bearing bolts or screws can be part of the bearing receptacle, with the body and/or engine-side bearing elements being designed as corresponding receptacles or bores. Mixed shapes and other connection geometries are also possible.
  • Corresponding motor vehicle bodies of motor vehicles generally also have corresponding suspension or fastening structures in order to attach the motor vehicle engine to store.
  • Such structures can be provided, for example, on longitudinal or cross members of the motor vehicle body.
  • the motor vehicle body has at least one bearing bolt or a receptacle for a bearing bolt or a bearing screw to be fastened.
  • the bearing pin or the bearing screw usually also has a cylindrical outer peripheral surface section which, in the assembled state, interacts with the corresponding bearing receptacle of the support element.
  • bearing bolts or screws can be part of the bearing receptacle, with the body and/or engine-side bearing elements being designed as corresponding receptacles or bores. Mixed shapes and other connection geometries are also possible.
  • the support element has an elastomeric part made of a vulcanized material such as rubber, for example vulcanized natural rubber.
  • a vulcanized material such as rubber, for example vulcanized natural rubber.
  • Such elastomers generally do not have sufficient tensile and compressive strength and, due to the low modulus of elasticity in a compact design, have a wide range of expansion, so that pure elastomer parts are not suitable for all applications as support elements, especially for supporting heavy drive engines, in motor vehicles.
  • a cable arrangement is provided here to limit the train path.
  • the rope arrangement has a significantly higher modulus of elasticity than the vulcanized material and can therefore effectively limit the available pulling distance.
  • the cable arrangement interacts with the at least two bearing receptacles and limits the maximum distance between the bearing receptacles. By partially or completely vulcanizing the cable arrangement into the elastomeric part, the latter is spatially defined relative to the remaining components of the support arrangement and is further protected from damage during assembly and operation.
  • the rope arrangement can contain steel and/or plastic ropes, in particular polyamide, for example PA 6.6.
  • the ropes can consist of several rope strands and form closed or open rope loops.
  • the ropes can be introduced in several turns and the rope ends can be fixed in the elastomer body, for example by means of an applied binder, in which the binder can form a connection with the elastomer body, or by a mechanical anchoring, for example by thickening on the in some Embodiments open rope ends can be achieved.
  • the cable arrangement can be configured in such a way that it allows a certain, defined pulling path, for example by being arranged on a curved or kinked path that does not represent a direct straight connection between two bearing mounts. provides. It is therefore possible for the two bearing receptacles to move relatively away from each other under tensile load until the cable arrangement is tensioned.
  • the dynamic parameters of the support element are determined by the elastomer part and possibly other components, after which the effective elongation modulus increases sharply due to the influence of the cable arrangement.
  • the at least one first bearing element and/or the at least one second bearing element can consist of a plastic, for example injection-molded plastic, or a metal, for example aluminum, for example AW 6082.
  • a predominantly rigid intermediate piece is arranged on the elastomer part and/or is at least partially embedded in the elastomer part to limit the pressure path.
  • Such a predominantly rigid intermediate piece can be more compact than with conventional support elements, since it only has to be provided between the bearing receptacles, but the entire support element does not have to be made of the rigid material.
  • the construction of the predominantly rigid intermediate piece can be designed in such a way that there is a defined deformation area with a relatively low modulus of elasticity, which is followed by a deformation area with a higher modulus of elasticity.
  • the rope arrangement has one or more rope packages.
  • Such rope packages can have closed or open rope rings or turns, which consist of several rope strands.
  • These rope packages can consist of various materials, in particular plastic or metal, with the tensile strength of the rope packages being higher than that of the elastomeric material.
  • the cable arrangement is coupled to the at least one first bearing receptacle and the at least one second bearing receptacle. In this way, tensile forces between the bearing mounts can be absorbed by the cable arrangement and the cable arrangement can be integrated into the force path.
  • the cable arrangement at least partially surrounds at least a first bearing receptacle and at least one second bearing receptacle.
  • Such a construction is easy to implement in production and allows a larger contact surface for the cable arrangement compared to other coupling options.
  • the at least one first bearing receptacle and the at least one second bearing receptacle are arranged in the elastomer part so that they can move relative to one another.
  • the coupling of the at least one first bearing element and the at least one second bearing element then takes place predominantly through the elastomer part in the resting state and in the event of small deflections from the resting state.
  • the at least one first bearing receptacle and the at least one second bearing receptacle are aligned axially parallel in the elastomeric part.
  • the elastomer part has a closed outer peripheral region which encloses the first bearing receptacle and the second bearing receptacle.
  • the closed outer peripheral area can have a variety of different shapes, for example oval or another free shape, which depends on the particular application conditions.
  • the closed outer peripheral area can be partially designed to accommodate deformation, including slots in deformation areas. These slots can be on the inside, so that a closed peripheral surface is maintained.
  • the closed outer peripheral area enables a compact design that protects all components of the support element.
  • the cable arrangement is at least partially arranged in the outer peripheral region.
  • At least one through opening is provided in the elastomer part between at least one first bearing receptacle and at least one second bearing receptacle.
  • At least one deformation web is provided in the elastomer part.
  • the at least one deformation web can be used to adjust the elastic properties and to increase the tensile strength of the support element.
  • the at least one deformation web can be formed in one piece with the at least one first bearing element and/or the at least one second bearing element and one or more deformation webs can be provided on each bearing element.
  • the at least one deformation web is curved.
  • a curved deformation bar allows targeted deformation of the support element under load and reduces the risk of breakage.
  • a first independent aspect relates to an engine support device with a support element of the aforementioned type.
  • a further independent aspect relates to a method for producing a support element of the type described above, wherein at least one prefabricated first bearing element and at least one prefabricated second bearing element as well as a prefabricated cable arrangement are positioned in a vulcanization mold, wherein a vulcanizable material is introduced into the vulcanization mold and then vulcanized .
  • the bearing element can be made of plastic, among other things, and can be injection molded in a previous step.
  • the bearing element can also consist of a metal, for example aluminum, for example AW 6082.
  • the rope arrangement can include steel and/or plastic ropes.
  • the ropes can consist of several rope strands and form closed or open rope loops.
  • the ropes can be introduced in several turns and the ropes and/or rope ends can be fixed in the elastomer body, for example by means of a binding agent applied to the rope arrangement and/or the rope ends, the binding agent forming a connection with the elastomer body, and/or by mechanically anchoring the rope arrangement, which can be achieved, for example, by thickening the open rope end(s).
  • a prefabricated, predominantly rigid intermediate piece is positioned before the vulcanizable material is introduced.
  • the cable arrangement is held in position via support pins arranged in the vulcanization mold.
  • the cable arrangement can be positioned in a targeted manner and then completely or partially vulcanized into the elastomer part.
  • FIG. 1 is a top view of a motor vehicle with an engine supported on a motor vehicle body by means of engine support devices;
  • Fig. 2 is a three-dimensional view of a support element according to Fig. 1;
  • Fig. 3 is a top view of the support element from Fig. 2;
  • Fig. 4 is a sectional view of the support element from Fig. 2 along section line AA from Fig. 3;
  • Fig. 5 is a side view of the support element from Fig. 2, as well
  • Fig. 6 is a sectional view of the support element from Fig. 2 along the section line CC from Fig.
  • Fig. 1 shows a top view of a motor vehicle 2.
  • the motor vehicle 2 has a transversely installed drive motor 4, which is mounted, for example, on longitudinal beams 6, 8 by means of engine support devices 10, 12.
  • the motor support devices 10, 12 include bearing elements 14.1, 14.2 on the longitudinal beams 6, 8 and bearing elements 16.1, 16.2 on the drive motor 4.
  • the bearing elements 14.1, 14.2, 16.1, 16.2 are in the present case designed as screws.
  • Support elements 18, 20 are arranged on the bearing elements 14.1, 16.1 and 14.2, 16.2.
  • Fig. 2 shows the support element 18 in a perspective view from a top 21.
  • the support element 18 has a first bearing receptacle 22 and a second bearing receptacle 24.
  • the bearing receptacles 22, 24 are made of aluminum 6082.
  • the bearing receptacles 22, 24 have through openings 26, 28 for receiving the bearing elements 14.1, 14.2, 16.1, 16.2 from FIG.
  • the bearing mounts 22, 24 are vulcanized into a vulcanized elastomer part 30.
  • the elastomer part 30 has a circumferential outer peripheral region 32, which in the present case is shaped like an elongated hole and co-defines a lateral outer surface of the support element 18.
  • the elastomer part 30 in this case consists of vulcanized natural rubber.
  • An intermediate piece 34 is provided between the bearing receptacles 22, 24, which is also vulcanized into the elastomer part 30.
  • the intermediate piece 34 serves to limit the pressure path.
  • the intermediate piece 34 is made of aluminum 6082.
  • the intermediate piece 34 comes into contact on both sides with the elastomer part 30, which is supported on the front on the bearing holder 24 and on the rear on the bearing holder 22, if the deformation is sufficiently large.
  • the respective thin elastomer material layers between bearing mounts 22, 24 and intermediate piece 34 influence the damping behavior and the NVH behavior.
  • Fig. 3 shows a top view of the support element 18.
  • the support element 18 is constructed essentially symmetrically in plan view.
  • the bearing receptacles 22, 24 each essentially have an omega shape, which is determined by two deformation webs 36.1, 36.2 and 38.1, 38.2, the area around the through openings 26, 28 being rounded and continuously extending into the deformation webs 36.1, 36.2, 28.1, 38.2 passes.
  • the deformation webs 36.1, 36.2, 38.1, 38.2 are each curved in an S-shape and can therefore give in a defined manner when placed under large loads.
  • the intermediate piece 34 is arranged between the bearing receptacles 22, 24 and has three thickenings 40.1, 40.2, 40.3, two of which are arranged at the ends and one in the middle. To save material and weight, the intermediate piece 34 has recesses, of which only recesses 42.1, 42.2 are provided with reference numbers to ensure clarity.
  • the bearing receptacles 22, 24 largely surround the intermediate piece 34, whereby the relative freedom of movement of the components 22, 24, 34 to one another is limited in accordance with the specification.
  • Fig. 4 shows a section through the support element 18 along the section line AA.
  • a rope package 44 can be seen, which is vulcanized into the outer peripheral area 34.
  • the rope package 44 consists of four layers of rope with 18 turns.
  • the rope package 44 is covered with a binder in order to form a bond with the material of the elastomer part 30.
  • the rope package 44 in this case consists of PA 6.6.
  • Fig. 5 shows a side view of the support element 18.
  • the height of the support element 18 visible in this view on the side of the bearing holder 22 is lower than that on the side of the bearing holder 24, with the bearing holders 22, 24 being at the same height on the top side 21 and the bearing holder 24 being on an underside 46 projects further downward than the bearing holder 22 in order to comply with geometric aspects of the specific use of the support element 18.
  • the height of the elastomer part 30 is less than that of the bearing receptacles 22 or 24, the height of the intermediate piece 34 being less than that of the elastomer part 30.
  • Fig. 6 shows a sectional view of the support element 18 along the section line CC according to Fig. 5.
  • the cable package 44 runs in the outer peripheral region 32 along a slightly curved path past recesses 48, 50 formed in the elastomer part 30.
  • This curved path allows a defined tensile expansion of the support element 18, in which the distance between the bearing receptacles 22, 24 increases, with the curved path being stretched further and further until it approaches a straight path.
  • the cable package 44 rests with an intermediate layer of elastomeric material on the curved outer sides of the bearing receptacles 22, 24 and thus limits the available pulling path.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

L'invention concerne un élément de support pour supporter un moteur de véhicule automobile sur une carrosserie de véhicule automobile, le moteur de véhicule automobile comprenant au moins un premier élément de palier, la carrosserie de véhicule automobile comprenant un deuxième élément de palier, l'élément de support étant prévu pour être relié à l'au moins un premier élément de palier et à l'au moins un deuxième élément de palier, l'élément de support ayant une partie élastomère, dans laquelle au moins un premier réceptacle de palier pour l'agencement du ou des premiers éléments de palier et au moins un deuxième réceptacle de palier pour l'agencement du ou des deuxièmes éléments de palier sont insérés et dans lequel un agencement de câble est inséré pour limiter le trajet de traction, la partie élastomère étant vulcanisée, l'agencement de câble étant au moins partiellement vulcanisé dans la partie élastomère.
PCT/EP2023/071908 2022-08-09 2023-08-08 Élément de support, dispositif de support de moteur et procédé de fabrication d'un élément de support WO2024033346A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102022120092.2A DE102022120092A1 (de) 2022-08-09 2022-08-09 Stützelement, Motorabstützvorrichtung sowie Verfahren zur Herstellung eines Stützelements
DE102022120092.2 2022-08-09

Publications (1)

Publication Number Publication Date
WO2024033346A1 true WO2024033346A1 (fr) 2024-02-15

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PCT/EP2023/071908 WO2024033346A1 (fr) 2022-08-09 2023-08-08 Élément de support, dispositif de support de moteur et procédé de fabrication d'un élément de support

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DE (1) DE102022120092A1 (fr)
WO (1) WO2024033346A1 (fr)

Citations (8)

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Publication number Priority date Publication date Assignee Title
US5205374A (en) * 1991-06-13 1993-04-27 Dana Corporation Synthetic engine mount strut
US5271595A (en) * 1991-09-02 1993-12-21 Hutchinson Resilient support device having a non-linear elastic characteristic
DE19748824A1 (de) * 1997-11-05 1999-05-27 Draebing Kg Wegu Elastisches Pendellager, insbesondere zur Aufhängung einer Abgasanlage an einem Fahrzeugboden
US6343777B1 (en) * 1998-06-09 2002-02-05 Sgf Suddeutsche Gelenkscheibenfabrik Gmbh & Co. Kg Suspension lug for a swinging load, especially an exhaust system of a motor vehicle
US20020175263A1 (en) * 2000-03-17 2002-11-28 Klaus Steinmaier Suspension device for a swinging load, in particular for an exhaust system in a motor vehicle
DE10214416C1 (de) * 2002-03-30 2003-11-20 Draebing Kg Wegu Elastisches Lager mit einem starren Rahmen und einer an dem Rahmen gelagerten Federanordnung aus Elastomerwerkstoff
DE102019000694A1 (de) * 2019-01-31 2020-08-06 Süddeutsche Gelenkscheibenfabrik GmbH & Co. KG Elastisches Lager
WO2021083556A1 (fr) 2019-10-30 2021-05-06 Vibracoustic Ag Composant structural de palier

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