CN107458161A - Dimeric wheel suspension unit - Google Patents

Dimeric wheel suspension unit Download PDF

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Publication number
CN107458161A
CN107458161A CN201710404450.0A CN201710404450A CN107458161A CN 107458161 A CN107458161 A CN 107458161A CN 201710404450 A CN201710404450 A CN 201710404450A CN 107458161 A CN107458161 A CN 107458161A
Authority
CN
China
Prior art keywords
component
wheel suspension
suspension unit
fibre reinforced
bearing
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
CN201710404450.0A
Other languages
Chinese (zh)
Inventor
尼科尔·赞德贝根
赖纳·苏斯切克
托马斯·格哈德
拉尔夫·辛采
丹尼尔·美因茨
保罗·赞德贝根
阿尔贝托·吉雷里·康索拉罗
弗里德里希·彼得·沃尔夫·蒙海姆
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.)
Ford Global Technologies LLC
Original Assignee
Ford Global Technologies LLC
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 Ford Global Technologies LLC filed Critical Ford Global Technologies LLC
Publication of CN107458161A publication Critical patent/CN107458161A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G3/00Resilient suspensions for a single wheel
    • B60G3/02Resilient suspensions for a single wheel with a single pivoted arm
    • B60G3/12Resilient suspensions for a single wheel with a single pivoted arm the arm being essentially parallel to the longitudinal axis of the vehicle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G7/00Pivoted suspension arms; Accessories thereof
    • B60G7/001Suspension arms, e.g. constructional features
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G9/00Resilient suspensions of a rigid axle or axle housing for two or more wheels
    • B60G9/003Resilient suspensions of a rigid axle or axle housing for two or more wheels the axle being rigidly connected to a trailing guiding device
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/10Constructional features of arms
    • B60G2206/122Constructional features of arms the arm having L-shape
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/70Materials used in suspensions
    • B60G2206/71Light weight materials
    • B60G2206/7101Fiber-reinforced plastics [FRP]
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/70Materials used in suspensions
    • B60G2206/71Light weight materials
    • B60G2206/7104Thermoplastics
    • B60G2206/71042Polyester elastomer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/70Materials used in suspensions
    • B60G2206/71Light weight materials
    • B60G2206/7104Thermoplastics
    • B60G2206/71043Polyamid elastomer

Abstract

The present invention relates to a kind of wheel suspension unit (1) for motor vehicle, the wheel suspension unit includes the first component (3) of the hub seat (9) with the wheel (8) for motor vehicle and the second component (2) of special longitudinal, the second component includes what is set away from first component (3), for vehicle side fixing vehicle wheel suspension unit (1) and for along motor vehicle longitudinal direction extend bearing (11) bearing block (4), wherein, it is at least one including fibre reinforced plastics in the part be made up of first component (3) and second component (2).It is proposed:First component (3) and second component (2) make apart from each other and mutually force closure and/or material be connected cohesively together, wherein, first component (3) and second component (2) fully, mainly or are partly made up of fibre reinforced plastics and the fibre reinforced plastics of part (2,3) are different at least in terms of the characteristic of fibre reinforced materials.

Description

Dimeric wheel suspension unit
Technical field
The present invention relates to the wheel suspension unit described in a kind of preceding sections according to claim 1, the wheel suspension list First first component of hub seat and the second component of special longitudinal for including there is the wheel for motor vehicle, second Part include away from first component set, for vehicle side fixing vehicle wheel suspension unit and for along motor vehicle vertical side To the bearing block of the bearing of extension, wherein, it is at least one including fibre reinforced plastics in part.
Background technology
Wheel carrier forms a part of wheel suspension assembly in a motor vehicle.Such wheel carrier on the one hand pivotally (example Such as pass through trailing arm, particularly sword-shaped pull bar) be connected with vehicle frame, subframe or car body and on the other hand securely with by defining car The wheel hub connection of the real rotation axis of wheel.In addition, wheel carrier can include the braking clamp body support for disk brake Support plate.In addition, for example transverse link can be acted on wheel carrier, the transverse link is pivotally connected with this wheel carrier.
By such as A1 and JP H01278813 A of DE 198 14 792 it is known in the art fully or part Ground makes trailing arm by fibre reinforced plastics.7,669,866 B2 and DE 100 18 315 of A1, US of WO 2011/036274 A1 discloses the trailing arm being grouped by multi-section.
The A1 of WO 2012/136264 disclose company of a variety of fibre reinforced plastics in vehicle wheels suspension arrangement Application in bar.A kind of sword-shaped pull rod shaft is disclosed in the A1 of WO 2014/044455, wherein sword-shaped pull bar is by fiber reinforcement plastic Material is formed and is made up of two link members in a common vertical plane.
The A1 of DE 10 2,012 001 671 show a kind of vehicle rear bridge with special two trailing arms, and trailing arm is It is rigidly attached with vehicle frame in one end section and is connected in the second end section with crossbeam.Each in trailing arm has About two arms that are stacked, being made up of fibre reinforced plastics, these arms are spaced from each other between end section.Preferably, Two arms are connected by end section and constructed integral.Wheel carrier can be constructed integrally on crossbeam.As optional, wheel carrier can To be fastened directly on trailing arm.
The A1 of EP 2 030 815 disclose a kind of wheel suspension unit, wheel carrier and trailing arm structure in the wheel suspension unit Cause overall and be therefore generally made up of fibre reinforced plastics.
The B2 of US 7,946,601 also disclose a kind of wheel suspension unit made in an integrated manner.
The U1 of DE 20 2,015 103 040 refer to a kind of wheel suspension unit for motor vehicle, the wheel suspension The trailing arm of unit is made up of fibre reinforced plastics at least in part.
In view of illustrated prior art, the exploitation of wheel suspension unit still has improved space.
The content of the invention
Therefore it is an object of the invention to provide a kind of wheel suspension unit, the wheel suspension unit preferably to move with travelling The requirement of state match while can simply make and particularly wherein show favourable vibration characteristics and with than Less weight.
According to the present invention, this purpose is achieved by the wheel suspension unit of the feature with claim 1.
It is to be noted that:The feature individually illustrated in the following description and measure can be with arbitrarily in technologies Upper significant mode is mutually combined and discloses other constructions of the present invention.Specification is especially in conjunction with accompanying drawing additionally to this Invention is described and described in detail.
The present invention relates to a kind of wheel suspension unit for motor vehicle.As can be learnt from title, the list Member forms a part of the wheel suspension assembly of motor vehicle.PKW (passenger car) or LKW (load-carryings are particularly in this case Car) it is suitable as motor vehicle.Concept " unit " should not generally construct integral including this unit herein.More properly Say, it is specified that:Two parts make apart from each other with then mutual force closure and/or material is connected cohesively together.Further below will Illustrate this viewpoint.
The wheel suspension unit of the present invention includes the rigid first component with the hub seat for vehicle wheels.Should First component is also referred to as wheel carrier below.Wheel carrier is such component in this case, and the component is stored on so-called wheel hub Wheel real rotary shaft.Thus first component defines the wheel shaft for vehicle wheels.
In addition, the wheel suspension unit of the present invention has the second component of special longitudinal, the part is also referred to as below Sword-shaped pull bar is also referred to as trailing arm and according to the structure design of the axle of motor vehicle.Second component has to be set away from first component , for vehicle side fixing vehicle wheel suspension unit and along motor vehicle longitudinal direction extension bearing bearing block.
Such as bearing block is arranged on the first end of trailing arm, and the second end of trailing arm is configured for connecting with wheel carrier Connect.Vehicle side fixes the connection referred to the chassis of motor vehicle, car body, the car body of self-supporting or subframe.Preferably bearing block is To the bearing fixed around the Y- axis mode rotatable (i.e. around the transversal line of vehicle) in vehicle side along longitudinal direction. In this case, bearing block particularly can store axle sleeve, and the axle journal or axle on the side of vehicle are embedded in the axle sleeve.At this Kind in the case of, rotatable fixation make it possible around motor vehicle Y- axis (transversal line) gyration.
The second component of the present invention is configured to arm, thus first and second end between its first and second end Spacing between portion is more than any size for being transverse to this of first component.But second component not will be definitely configured to directly , as will be also illustrated.
It is at least one including fibre reinforced plastics in part according to the present invention.Such as first component or second component With fibre reinforced plastics.Such as plastics are polyester resin.By replacing being used as being used at least in part by fibre reinforced plastics The metal of the material of one of part substantially produces two advantages.First, can be realized while weight is smaller than stable Property (vergleichbare Stabilitaet).Therefore the gross weight and fuel consumption thus and dioxy of vehicle are reduced Change carbon emission amount.Certainly because following reasons produce further advantage, i.e. steel or other metals are isotropism in itself , that is, the small volume element (Volumenelement) of metal is independently anti-with their direction for pulling force, pressure etc. Should be identical.Therefore metalwork can only be realized by moulding in view of a variety of rigidity of different directions.And in fiber reinforcement plastic In the case of material, there can be the rigidity improved in these directions by the direction of the orientation given determination in advance of fiber.This The generally relative power for moving towards to produce (ansetzen) along fiber of sample component has the rigidity improved.Rigidity can certainly be by Influenceed in itself (i.e. by fiber and parent or resin) to the material of arranging density and/or fiber and by plastic material. Relatively it can also use a variety of density, orientation and/or material for fiber with position in this case.That is Different from metalwork, fibre reinforced plastics can be heterogeneous.
It is preferred that first or the fibre reinforced plastics of second component have carbon fiber, glass fibre and/or aromatic polyamides fine Dimension.Secondly, naturally it is also possible to use other fibers.It can particularly mix or stackedly be inserted in a variety of layers Different types of fiber.Fiber can be weaving or do not weave, orienting or nondirectional in principle.But it is preferred that fiber It is oriented so as to, i.e. the rigidity of relevant part is targetedly influenceed by their orientation.Particularly fiber can be with second Part abreast orients from first to the trend of the second end.It is preferred that two parts can be made up of continuous fiber.But Short fiber, such as the length between 0.5 and 1mm, or longer fiber, such as the length between 1 and 50mm can be used. Such fiber can use in gunite and be provided with this case the direction defined.
The vibrant characteristic of component is associated with rigidity at least in part.Can also by the orientation of reinforcing fiber, density and/ Or material and this point is targetedly influenceed by the material of plastics.It is possible thereby at least suppress as much as possible in NVH (shakes Moving noise) undesirable certain vibrations under viewpoint.In this case, the different characteristic of the part of especially fiber can be with Propagation of the vibrations in component is set to become difficult.
But problem be present in wheel suspension unit:To the dynamic requirement of traveling of first component and wanting for second component Ask dramatically different, this causes the material requirements to two parts significantly to change very much, thus in common manufacturing process With the making particularly in the case where material composition changes be difficult to realize and cost is high, particularly when in part It is at least one when fully, mainly or being partly made up of fibre reinforced plastics.In this regard, in the meaning of the present invention It is with clearly defined objective in justice to be:Two parts are made apart from each other.
According to the present invention, be provided between first and second part force closure and/sealed the connection of material.It can examine Consider such as bolt connection and/or bonding connection.Such as the second end of trailing arm is used to be connected with wheel carrier.On the one hand this point includes The possibility that trailing arm can be dividually connected in the position with wheel carrier, it is inseparable with wheel carrier in the position on the other hand also to include trailing arm Turn up the soil the possibility of connection.It is preferred that two parts are mutually rigidly attached.Two parts can also move relative to each other.
The sealed connection of force closure and/or material between first and second part make they it is independent in the pre-connection Making in the manufacturing process of progress is possibly realized, thus can be more in the case where not making making become difficult and improve cost A variety of mechanical requirements of these parts are considered well, such as rigidity, vibration characteristics and such and thus overall get on the bus Wheel suspension unit can be competent at traveling dynamic requirement, weight demands and the requirement to vibration characteristics or vibrant characteristic.
So can be at least through a variety of process conditions in independent manufacturing process to the first and second parts A variety of mechanical requirements take in.
It is preferred that provide:First and second part is different in terms of their material composition and/or material property.
Although two parts are made up of fibre reinforced plastics, can specify that in possible construction:By first and second Accurate one (preferably first component) in the part that part is formed is fully, mainly or partly by metal material (example Such as by metallic plate) manufacturing process (such as punching press or deep-draw) is utilized, or casting side is utilized by metal alloy (such as aluminium alloy) or iron Method makes.
According to present invention provide that:First and second parts fully, mainly or partly by fibre reinforced plastics are made And the fibre reinforced plastics of part are different at least in terms of the characteristic of fibre reinforced materials, in fibre-reinforced structure (such as The material of fibre length, fibre density or fiber alignment and plastics) it is different.
Such as only there is glass fibre as fiber reinforcement equivalent to the second component of trailing arm, and equivalent to the first of wheel carrier Part only has carbon fiber, therefore the latter has high part rigidity, the wheel suspension unit being especially assembled in axle system High camber stiffness.
So, the supplement as the effect to mainly mitigating weight caused by the application by fibre reinforced plastics, this A variety of requirements of first and second parts in terms of vibrant characteristic or damping and rigidity can be easily competent at outside.Pass through First component and second component are finally connected into a unit after the manufacturing process of part in time, can be preferably Realize:Arranging density, orientation and/or the composition of fiber by filling can be special with the material of the second component equivalent to trailing arm Property adjusts the material property of the wheel carrier equivalent to first component as independently as possible.
Therefore in the present invention, the not only front part (second of rigid rear portion (first component) but also sword-shaped Part) all it is made up of fibre-reinforced, preferably continuous lod plastics, two of which part can be by identical material, so And it is made up of according to the present invention different materials.Design (i.e. overall design of the wheel carrier together with sword-shaped pull bar) with monomer is no Together, according to the present invention dimeric scheme specific construction cause according to shape, fiber alignment, production process, It is possibly realized in order to which the cycle of mass production, material property etc. targetedly optimize two parts, in this way finally Can be by the cost of whole component and weight reduction to minimum degree.
It is however also possible that:Only rigid back component, i.e. wheel carrier are made up of fibre reinforced plastics, and wheel carrier Front component, i.e. sword-shaped pull bar are then made up of metal material, such as steel plate.
It is also contemplated that:Only anterior second component is made up of fibre reinforced plastics, and the first component system at rear portion It is made steel plate member or cast construction (such as aluminum casting or grey casting).
In order to ensure the structure of sword-shaped around X- axles and the high-flexibility of Z- axles, preferably anterior second component is by glass fibers Dimension reinforced plastics is made.And in order to realize that high part is rigid, the high flare for the wheel carrier being especially assembled in axle system is firm Then degree, the second component at rear portion are preferably made up of carbon fibre reinforced plastic.
In all modifications, the first component at anterior second component and rear portion is firmly attached, wherein a variety of Type of attachment bolt connection and/or bonding etc. are admissible and are possible.
According to a preferable construction, bearing or rubber shaft bearing are accommodated in the bearing block of second component.Bearing also may be used To be referred to as Jing Yin bearing.Such as bearing or rubber shaft bearing are glued in bearing block.According to a preferable modification, natural rubber, i.e., The vulcanization of rubber of bearing is in the bearing block of second component.Such as there is fibre in the region at least in bearing block of second component Tie up the overcoat for the metal that bearing can be omitted in the modification of reinforced plastics.This scheme additionally saves expense and weight, its The dimeric structure of middle wheel suspension unit particularly simplifies the sulfidation phase in the case of relatively large making Between processing.Furthermore it is possible to simplify and optimize production process and assembling process, such as traditional bearing, i.e. rubber-metal bearing Press-in.
Preferably, second component is in bearing block and in order to which first component border configures and has between the region of setting Trend that is straight, bending or being converted into angle.Second component particularly equivalent to trailing arm can be configured to L-shaped.In such case Under, L-shaped can particularly extend in X-Z- planes, wherein above or below the first arm substantially guides into from first end, and Second arm is then connected thereto and substantially horizontally guides the second end into.That is two arms are generally perpendicular to each other.Other In the case of the shape for being converted into angle, two arms can mutually be in in 90 degree of visibly different angles.Certain arm can also be put down The mutual transition in the form of bending of slow ground.Concerning comfort level, rubber can be realized using the two-dimentional shape in X-Z- planes It is high in the region of contact of the bearing between wheel carrier (i.e. its sword-shaped pull bar section) and car body, subframe or the like Position and the Wheel lifting curve (Raderhebungskurve) for ultimately facilitating driving comfort.Bending in X-Z- planes It is also beneficial to that wheelspan bandwidth can be realized while the lateral location of the rubber shaft bearing concerning comfort level keeps constant (Spurweitenbandbreite) platform or blocking criteria component different cars, can be for example realized in this way A variety of wheelspans, without adjusting the contact of car body side simultaneously.
Motor vehicle has at least one, preferably two wheel suspension units in one of aforementioned embodiments on axle.It is excellent Wheel suspension unit is selected to belong to the axle system (Achsverbund) of the back axle of motor vehicle, wherein second component is respectively along vehicle Longitudinal direction extends.It is preferred that second component is arranged on before first component for the common travel direction of motor vehicle.
Multiple wheel suspension units have:It is configured to same each other and selects identical, equivalent to wheel for material The first component of frame and for shape and/or for material selection be configured to each other it is different equivalent to trailing arm second Part, to adapt to different vehicle types.
Thus, the dimeric structural support platform method and/or standard group of wheel suspension unit of the invention Part method (Plattform-und/oder Baukastenansatz).So for example likely:In order to reflect root According to a range of bandwidth (Bandbreite) of vehicle dimension and/or height of car (Fahrzeugfahrhoehe), in standard The first component of wheel suspension unit is designed to same pieces for all vehicles in component, and is that each vehicle or car system will Second component equivalent to trailing arm is configured to specifically.
, can be by dimeric in order to final in view of function, expense and weight optimize to whole component Design, in particular according to all parts requirement use for the first component selection at anterior second or rear portion it is continuous The characteristic of fiber reinforced plastic materials, such as rigidity or damping.
Brief description of the drawings
Other beneficial constructions of the present invention are disclosed in brief description of the drawings in dependent claims and hereafter.It shows Go out:
Fig. 1 is an embodiment of wheel suspension unit 1, and
Fig. 2 is another embodiment of wheel suspension unit.
Reference numerals list
1 wheel suspension unit
2 second components
3 first components
4 bearing blocks
The metal bush in the outside of 5 bearings
The metal bush of the inner side of 6 bearings
The rubber parts of 7 bearings
8 wheels
9 hub seats
10 wheel shafts
11 bearings
12 conical sections
Embodiment
Identical part marks same reference all the time in different drawings, thus generally to these parts also only Once illustrated.
The wheel suspension unit 1 of the present invention is arranged for the back axle for being configured to sword-shaped Tiebar structure of motor vehicle.Wheel Suspension unit 1 has the first component 3 that the direction that moves forward for motor vehicle is located at rear portion, and the part can also be considered as really Wheel carrier.In addition, second component for first component 3 positioned at front portion of the wheel suspension unit 1 also including special longitudinal 2, it is used to therefore be referred to as trailing arm or referred to here as sword-shaped pull bar along the longitudinal direction extension of motor vehicle, the part.
Anterior second component 2 is used for wheel suspension list by the bearing 11 being accommodated in the bearing block 4 of second component 2 Member 1 is fixed and is connected to the chassis of unshowned motor vehicle, on car body, the car body of self-supporting, subframe.First component 3 and second The force closure of part 2 and/or material in locking manner, such as be bolted and/or bond interconnection.
It is important that:Two parts 2 and 3 make separated from each other, and are bonded into wheel suspension unit 1.
There are the engaging zones to correspond to each other respectively for this two part 2 and 3, these engaging zones preferably mutually overlap. Can so realize by part 2 separated first, 3 force closures and/or material be connected cohesively together, wherein bolt company can be carried out Connect or rivet interlacement and/or bonding connection or combinations thereof.First component 3 has what is oriented towards the direction of second component 2 Conical section 12.The conical section 12 designs as follows, i.e. first component 3 has in engaging zones along the viewing of Z- directions Material thickness, the thickness are substantially consistent with the material thickness along Z- directions of second component 2.The advantages of clearly visible is: Two parts can be individually made, wherein engaging zones are made with can also matching each other so that produce particularly advantageous, firm The connection of property.Two parts 2,3 can certainly be abutted each other and be correspondingly connected with each other.
Metal bush 5 of the bearing 11 for example with outside, the metal bush 6 of inner side and the rubber parts 7 that is disposed there between. Bearing 11 is for example pressed into or glued in the bearing block 4 of second component 2.In a unshowned construction, bearing 11 is outside saving Vulcanization is in bearing block 4 in the case of the metal bush 5 of side.
The preferable material of anterior second component 2 is fiberglass reinforced plastics, because second component 2 should be along hanging down Nogata is to being that rigid and along side direction is resiliency flexible., can be with fore second component 2 as optional Use the plastic material using fibre reinforced.
In addition, the fiber alignment of fibre reinforced plastics can be used for the anterior second component 2 of optimization, to meet a variety of want Ask, such as rigidity and hardness.Wherein by properly selecting machine direction, the choosing to fibre reinforced materials is combined when necessary Select, can correspondingly adjust the mechanical performance of the second component of front portion and wherein while can reduce anterior second component 2 Weight and manufacturing cost.
Compared with by the anterior second component 2 that steel plate is formed, the such part being made up of fibre reinforced plastics has Advantages below:The damping property for the material that the latter refers to is generally higher.In addition, in view of specific vehicle needs can substantially lead to Plastics are crossed, as the material property of polyester resin adjusts the damping property of second component 2.Higher material damping is advantageous in structure The natural resonance peak in frequency range when reducing the induction vibrations (Vibrationsanregung) of anterior second component 2 Value.
The first component 3 at the rear portion of wheel suspension unit 1 has hub seat 9, and hub seat supporting can turn around wheel shaft 10 Trailing wheel 8 supporting dynamicly, being made up of wheel rim and tire.
Preferable material for the first component 3 at rear portion is the plastics using fibre reinforced, so that part has height Component rigidity, the high camber stiffness for the wheel suspension unit 1 being especially assembled in axle system.
The fiber alignment of fibre reinforced plastics can be used for meeting a variety of requirements in this first component 3, such as just Property and hardness.Wherein by properly selecting machine direction, the selection to fibre reinforced materials is combined when necessary, again can phase Should ground regulation rear portion first component 3 mechanical performance and wherein simultaneously can reduce rear portion first component 3 weight and Manufacturing cost.
In addition, in view of specific vehicle needs substantially can be by plastics, such as the material property regulation the of polyester resin The damping property of one part 3.The first component 3 at rear portion when higher material damping advantageously reduces induced vibration in structure Natural resonance peak value in frequency range.
Fig. 2 is illustrated that another embodiment of wheel suspension unit 1 of the present invention, and the wheel suspension unit is fore The vpg connection of the construction of second component 2 from figure 1 illustrates embodiment it is different.Wherein in order to realize that bearing block 4 is being taken turns Position as high as possible and final side in the region of contact of the frame (the first and second parts engaged) between car body The Wheel lifting curve for being advantageous to driving comfort in view, on the one hand, be designed with X-Z- planes (that is by longitudinal direction With vehicle vertical axis expansion plane in) usual two-dimentional shape.On the other hand, (that is by vehicle in X-Y- planes Laterally and longitudinal direction expansion plane in) bending be advantageous to bearing block lateral location holding it is constant while form wheelspan Bandwidth, in this way for example in the case where the contact of car body side need not be changed simultaneously, it is possible to achieve development platform or A variety of wheelspans of the different vehicle of modular exploitation standard package (Entwicklungsbaukasten).

Claims (7)

1. a kind of wheel suspension unit (1) for motor vehicle, the wheel suspension unit is included with the car for motor vehicle The first component (3) of the hub seat (9) of (8) and the second component (2) of special longitudinal are taken turns, the second component includes remote It is being set from the first component (3), for vehicle side fix the wheel suspension unit (1) and for along motor vehicle Longitudinal direction extension bearing (11) bearing block (4), wherein, it is at least one including fiber reinforcement in the part (2,3) Plastics, it is characterised in that the first component (3) and the second component (2) makes apart from each other and mutual force closure Ground and/or material are connected cohesively together, wherein, the first component (3) and the second component (2) are fully, mainly or portion It is made up of fibre reinforced plastics with dividing and the fibre reinforced plastics of the part (2,3) is at least in the characteristic of fibre reinforced materials Aspect is different.
2. wheel suspension unit (1) according to claim 1, it is characterised in that two parts (2,3) are by continuous Fibre reinforced plastics are made.
3. wheel suspension unit (1) according to claim 1 or 2, it is characterised in that the second component (2) is by utilizing The plastics of glass fiber reinforcement are formed.
4. the wheel suspension unit (1) according to any one in preceding claims, it is characterised in that the first component (3) by being formed using the plastics of fibre reinforced.
5. the wheel suspension unit (1) according to any one in preceding claims, it is characterised in that the second component (2) have between the bearing block (4) and for the region that the first component (3) border configures and sets it is straight, Trend that is bending or being converted into angle.
6. the wheel suspension unit (1) according to any one in preceding claims, it is characterised in that the second component (2) in the bearing block (4) and in order to which the first component (3) border configures and has between the region of setting in X-Z- In plane and/or the trend in X-Y- plane infolding angulations.
7. the wheel suspension unit (1) according to any one in preceding claims, it is characterised in that be preferably configured to The bearing (11) of rubber shaft bearing is accommodated in the bearing block (4).
CN201710404450.0A 2016-06-02 2017-06-01 Dimeric wheel suspension unit Pending CN107458161A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016209689.3 2016-06-02
DE102016209689.3A DE102016209689A1 (en) 2016-06-02 2016-06-02 Two-piece suspension unit

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Publication Number Publication Date
CN107458161A true CN107458161A (en) 2017-12-12

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DE (1) DE102016209689A1 (en)

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