EP2788198A1 - Roue de véhicule en matières plastiques renforcées par fibres - Google Patents

Roue de véhicule en matières plastiques renforcées par fibres

Info

Publication number
EP2788198A1
EP2788198A1 EP12794305.8A EP12794305A EP2788198A1 EP 2788198 A1 EP2788198 A1 EP 2788198A1 EP 12794305 A EP12794305 A EP 12794305A EP 2788198 A1 EP2788198 A1 EP 2788198A1
Authority
EP
European Patent Office
Prior art keywords
wheel
hub
disc
vehicle
reinforced plastic
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.)
Withdrawn
Application number
EP12794305.8A
Other languages
German (de)
English (en)
Inventor
Markus TOMASINI
Roman Mueller
Niccolo Pini
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.)
KRINGLAN COMPOSITES AG
Bayerische Motoren Werke AG
BBS Motorsport GmbH
BBS GmbH
Original Assignee
KRINGLAN COMPOSITES AG
Bayerische Motoren Werke AG
BBS Motorsport GmbH
BBS GmbH
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 KRINGLAN COMPOSITES AG, Bayerische Motoren Werke AG, BBS Motorsport GmbH, BBS GmbH filed Critical KRINGLAN COMPOSITES AG
Publication of EP2788198A1 publication Critical patent/EP2788198A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B5/00—Wheels, spokes, disc bodies, rims, hubs, wholly or predominantly made of non-metallic material
    • B60B5/02—Wheels, spokes, disc bodies, rims, hubs, wholly or predominantly made of non-metallic material made of synthetic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B1/00—Spoked wheels; Spokes thereof
    • B60B1/06—Wheels with compression spokes
    • B60B1/14—Attaching spokes to rim or hub
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B3/00—Disc wheels, i.e. wheels with load-supporting disc body
    • B60B3/14—Attaching disc body to hub ; Wheel adapters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B3/00—Disc wheels, i.e. wheels with load-supporting disc body
    • B60B3/14—Attaching disc body to hub ; Wheel adapters
    • B60B3/147—Attaching disc body to hub ; Wheel adapters using wheel adapters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B2310/00—Manufacturing methods
    • B60B2310/30—Manufacturing methods joining
    • B60B2310/302—Manufacturing methods joining by welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B2310/00—Manufacturing methods
    • B60B2310/30—Manufacturing methods joining
    • B60B2310/302—Manufacturing methods joining by welding
    • B60B2310/3025—Manufacturing methods joining by welding by thermal welding, e.g. friction, induction or ultrasonic welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B2900/00—Purpose of invention
    • B60B2900/10—Reduction of
    • B60B2900/111—Weight
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B2900/00—Purpose of invention
    • B60B2900/30—Increase in
    • B60B2900/311—Rigidity or stiffness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/10—Road Vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/10—Road Vehicles
    • B60Y2200/11—Passenger cars; Automobiles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction 

Definitions

  • Vehicle wheel made of fiber-reinforced plastic
  • the invention relates to a vehicle wheel made of fiber-reinforced plastic with a rim star or a function of spokes wheel disc and with a centric to the wheel axis and in Drehachscardi a greater length than the rim star or the wheel in the spokes and having only over a portion of the diameter of the rim or the wheel disc extending hub portion, are provided in the bushes lined with holes for receiving wheel bolts or wheel bolts for attachment of the wheel to a wheel hub of the vehicle.
  • DE 100 08 400 A1 Reference is made to the prior art to DE 100 08 400 A1.
  • Wheels for non-track-bound motor vehicles usually consist of a rim portion, which is provided for receiving a tire, and a near the axis of rotation of the wheel lying and surrounding the hub portion and provided between these two sections spokes, instead of which also a so-called.
  • Wheel disc can be provided can.
  • the wheel or the wheel body of two-lane motor vehicles as such / such is usually usually carried out in one piece in light metal casting;
  • steel wheels made of welded together sheet metal parts are known and also forged steel wheels.
  • For Einspurgene mostly built spoked wheels are provided;
  • Rimless known which usually consists of a hub portion and an outer ring and the spokes provided between this ring and the hub portion, said said ring suitably connected to the rim portion, eg is bolted.
  • further weight reduction is only possible by using fiber-reinforced plastic materials, for which some of the state-of-the-art in theory is known, but so far no appreciable series use has taken place.
  • a measure to show how a plastic vehicle wheel with the features specified in the preamble of claim 1 can be made sufficiently stable sufficiently simple, is the object of the present invention.
  • a hub component and the wheel disc or the rim star are each manufactured as separate components, which each have to take into account with their dimensions and their geometry and without thereby on the manufacturing technology of considerable consideration, in view of the respective Component requirements can be designed as best as possible.
  • these two components namely wheel disc / rim star and hub component to connect properly, but this can be used a simple technology, it is advantageous for strength reasons, if these two components overlap relatively large area in the hub portion of the wheel in that the whole of the forces which occur during the driving operation are transmitted to the wheel hub of the vehicle by both the hub component and in addition - this feature is optional - by a portion of the wheel disc or the rim star, namely the so-called ., Hub portion is formed.
  • the rim star or the wheel disc - as well as a preferably separately manufactured rim portion of the wheel - are made by compression molding of fiber-reinforced plastic semi-finished, while the hub member can be made by injection molding of fiber-reinforced plastic.
  • these components also differ from each other in terms of the length of the reinforcing fibers used, because while the wheel disc or the Felgenstem and for the rim portion or the separately manufactured rim component long fibers or Endlosfasem are provided for the injection molding of Hub component short fibers used.
  • the hub member and the wheel disc or Felgenstem Connected to each other are the hub member and the wheel disc or Felgenstem, each consisting of fiber-reinforced plastic, cohesively, preferably by welding, more precisely friction welding.
  • a connection technique is certainly sufficient.
  • an additional safeguarding of this connection can be provided by lining the bushings mentioned above, which provided in the hub portion of the wheel holes for receiving wheel bolts or wheel bolts for attachment of the wheel to a wheel hub of the vehicle , both the hub member and the wheel disc or Felgenstem penetrate (in the hub portion or), with the result that the said wheel bolts or wheel bolts, the wheel disc and the Felgenstem additionally against the hub member can tense.
  • the said bushings which line at least the holes provided in the hub component for the wheel bolts and therefore penetrate the hub component, not only serve to optimize the introduction of force from the wheel bolts into the wheel, but these bushes are preferably not in place Made of stainless steel, so that conventional wheel bolts or studs can be used without the use of particularly advantageous in terms of weight carbon fibers (carbon fibers) as reinforcing fibers in the plastic material to the metallic screws or bolts corrosion are to be feared.
  • a on the side facing the vehicle wheel hub side of the hub portion or hub component and preferably primarily on the bushes supporting metal disc can like these sockets take over several functions, namely on the one hand, the contact force of the vehicle hub against the hub component of the wheel according to the invention distribute as evenly as possible on this, and on the other act as a heat sink. It can thus on this metal disc heat, which originates in particular from a provided between the Fzg.-wheel hub and the wheel brake disc, be increasingly dissipated to the environment, for which this metal disc can be suitably shaped and dimensioned. An unacceptably high heat input from braking operations in the plastic material of the wheel can thus be avoided.
  • the metal disc for weight reasons in light metal, for example.
  • the hub member may have on its side facing the metal disc a thin portion of glass fiber reinforced plastic material.
  • said metal disc can take on another function by being annular a circular-cylindrical in relation to the wheel axis of rotation section, the inner lateral surface is provided for engagement with a Zentnerbund the vehicle wheel hub.
  • Figure 1 shows an inventive wheel simplified in exploded view and Figure 2 shows a half-section in the hub portion of this wheel.
  • the complete illustrated in Figure 1 wheel for a two-lane motor vehicle, especially a car consists essentially of fiber-reinforced plastic and is composed of three main plastic components, which are each made for themselves, namely from a hub component 1, from a taking over the function of spokes and designed in the form of a so-called.
  • Rim star wheel disc 2 and provided for receiving a pneumatic tire, not shown rim 3, which is also referred to herein as a rim portion.
  • a metal disc 5 is provided, wherein all these components are arranged as usual concentric to the axis of rotation 4 of the wheel.
  • this wheel can be attached as usual to a vehicle wheel hub, not shown, which is arranged on a likewise not shown wheel carrier of an axle of the vehicle, with the interposition of a brake disc, said metal disc 5 preferably directly on said brake disc or whose pot or rests against the wheel hub of the vehicle and thus is located on the Fzg.-wheel hub facing inside of the illustrated wheel.
  • the wheel bolt 11 is screwed with its also a hole in the metal disc 5 penetrating threaded portion 11a in the Fzg.-wheel hub, while the screw head 11b rests with the interposition of a washer 14 on the outside of the wheel disc 2.
  • the wheel bolt 11 is guided through a bushing 6, which is inserted into a bore 7 in the hub component 1 and into an equiaxed with this hole 7 bore 8 in the wheel disc 2 and in the hub portion 2c.
  • the wheel disc 2 has namely in its hub portion 2c with respect to the axis of rotation 4 circumferential solid material formed by the region in the radial direction outwardly present five circumferentially relatively wide spokes 2b connect that already supported outer ring 2a of the wheel disc 2.
  • the hub portion 2c of the wheel disc 2 has a central recess 2d; a comparable central recess 1d is provided in the hub component 1. Seen in the direction of the axis of rotation 4, the hub component 1 has a greater length dimension than the wheel disk 2 or its hub portion 2c and extends only over part of the diameter of the wheel disk 2. Since the hub portion 2c of the wheel disk 2 Covered with the hub member 1, the hub member 1 via a sufficiently large annulus area surrounding the recesses 1d, 2d, are integrally connected to the wheel disc 2 and its hub portion 2c. In the present case, this cohesive connection is represented by welding. In the present case, therefore, the hub portion of the wheel is formed by the hub member 1 and the hub portion 2 c of the wheel disc 2.
  • the bushing 6 (or serve the sockets 6) as described before the figure description has been executed in particular also to avoid corrosion of existing from conventional metal material wheel bolts 11. Therefore, the bushes 6 and washers 14 on the respective wheel bolts 11 are made of stainless steel (eg, V4A).
  • the hub component 1 having on its side facing the metal disk 5 a thin section 1a of plastic material reinforced with gas fibers. This section 1a of fiberglass-reinforced plastic is formed directly in the injection molding of the hub member 1 to the other larger, molded in carbon fiber reinforced plastic portion of the hub member 1.
  • Such a wheel can be manufactured as follows:
  • the wheel disk 2 without holes 8 is produced as an independent component, for example by compression molding of fiber-reinforced plastic semifinished product and the hub component 1 is designed as an independent component without holes 7 (for the wheel Screws 11) produced by injection molding.
  • the hub member 1 is materially connected to the wheel disc 2, preferably welded by friction welding.
  • the wheel rim 3 is produced by compression molding of fiber-reinforced plastic semifinished product and can at any time preferably also be materially bonded to the wheel disk 2, more precisely its outer ring 2a, in particular by friction welding.
  • the plurality of coaxial bores 7 and 8 are preferably introduced in the assembled state of these two components, after which the sockets 6 from the vehicle wheel hub facing (in Fig.2 right) side of the hub member 1 are inserted from these holes 7, 8, wherein the two holes 7, 8 is assigned a single socket 6, ie, a single sleeve 6 dresses both the hole 7 and the bore 8 and is located Therefore, with its outer wall in the region of the bore 7 on the bore wall of the hub member 1 and in the region of the bore 8 on the bore wall of the wheel disc. 2 at.
  • each bore 7 in the hub member 1 has a significantly larger diameter than the or each with this bore 7 coaxial bore 8 in the wheel disc 2.
  • the transition region from the bore 7 to the bore 8 is therefore on the outside of the sleeve. 6 inevitably a paragraph present, which is presently designed as a web 6a, with which the sleeve 6 rests against the hub member 1 side facing the wheel disc 2 and thus is accurately positioned.
  • this web 6a of the smaller outer diameter having portion of the sleeve 6, with which it lines the bore 8 in the wheel disc 2.
  • the emergence of caused by the different thermal expansion of the steel of the sockets 6 and the carbon fiber reinforced plastic material of the hub member 1 mechanical stress can be prevented or at least minimized with such a targeted geometric design.
  • the present particular (but not mandatory) design of the hub member 1, which initially surrounds said central recess 1d, has an area of solid material revolving around the axis of rotation 4, in the radial direction viewed from the outside present ten quasi-pronged projections 1 b connect, which are adapted with their shape to the spokes 2b of the wheel disc 2, such that on each side of each spoke 2b such a projection 1b is applied.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Connection Of Plates (AREA)

Abstract

L'invention concerne une roue de véhicule en matières plastiques renforcées par fibres avec une étoile de jante ou un disque de roue assurant la fonction des rayons et avec une partie de moyeu centrée par rapport à l'axe de rotation de la roue et présentant, en direction de l'axe de rotation, une longueur supérieure à celle du disque de roue mesurée au niveau des rayons et ne s'étendant que sur une partie du diamètre du disque de roue. La roue possède des alésages dotés de douilles prévus pour accueillir les vis de roue ou boulons de roue pour la fixation de la roue sur le moyeu du véhicule. La partie du moyeu est (également) formée à partir d'un moyeu fabriqué séparément du disque de roue et relié au disque de roue, qui présente de préférence également une partie de moyeu, par une liaison de matière.
EP12794305.8A 2011-12-09 2012-11-27 Roue de véhicule en matières plastiques renforcées par fibres Withdrawn EP2788198A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011088175 2011-12-09
PCT/EP2012/073757 WO2013083443A1 (fr) 2011-12-09 2012-11-27 Roue de véhicule en matières plastiques renforcées par fibres

Publications (1)

Publication Number Publication Date
EP2788198A1 true EP2788198A1 (fr) 2014-10-15

Family

ID=47263345

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12794305.8A Withdrawn EP2788198A1 (fr) 2011-12-09 2012-11-27 Roue de véhicule en matières plastiques renforcées par fibres

Country Status (2)

Country Link
EP (1) EP2788198A1 (fr)
WO (1) WO2013083443A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015028337A1 (fr) * 2013-08-30 2015-03-05 Mubea Carbo Tech Gmbh Roue composite et pièce rapportée
DE102013221514A1 (de) 2013-10-23 2015-04-23 Bayerische Motoren Werke Aktiengesellschaft Befestigungsanordnung eines aus kohlefaserverstärktem Kunststoff bestehenden Fahrzeug-Rades
DE102013114342A1 (de) * 2013-12-18 2015-07-16 ThyssenKrupp Carbon Components GmbH Rad mit einer Radfelge und einer Radscheibe
US10486460B2 (en) 2014-05-16 2019-11-26 Basf Se Thermoplastic wheel hub
GB2541498B8 (en) 2016-06-14 2017-11-29 Dymag Group Ltd Rim for a wheel
AU2018317492B2 (en) * 2017-08-18 2024-04-04 Carbon Revolution Pty Ltd Composite wheel with improved mounting formation
US10661602B2 (en) 2017-10-05 2020-05-26 Ford Global Technologies, Llc Reinforced composite hybrid wheel construction
JP6939684B2 (ja) * 2018-04-12 2021-09-22 トヨタ自動車株式会社 タイヤホイール、ブレーキロータ及びハブの組付構造

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Publication number Priority date Publication date Assignee Title
GB2162802B (en) * 1984-07-18 1988-05-25 Rubery Owen Holdings Ltd Plastics wheel
GB9115460D0 (en) * 1991-07-18 1991-09-04 Harding Mark A vehicle wheel and a method of fabricating same
WO1998012059A1 (fr) * 1996-09-19 1998-03-26 Csir Cadre de roue pour vehicle a moteur
DE19940524C2 (de) * 1999-08-26 2003-06-18 Karl-Heinz Lenzkes Fahrzeugrad, insbesondere für Personenkraftfahrzeuge
DE10006400A1 (de) 2000-02-12 2001-08-16 Volkswagen Ag Scheibenrad und Verfahren zu dessen Herstellung
US7040714B2 (en) * 2002-08-21 2006-05-09 Daimlerchrysler Corporation Composite wheel and method for manufacturing the same

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Title
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Also Published As

Publication number Publication date
WO2013083443A1 (fr) 2013-06-13

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