EP3374142A1 - Method for producing a vehicle component - Google Patents
Method for producing a vehicle componentInfo
- Publication number
- EP3374142A1 EP3374142A1 EP16781768.3A EP16781768A EP3374142A1 EP 3374142 A1 EP3374142 A1 EP 3374142A1 EP 16781768 A EP16781768 A EP 16781768A EP 3374142 A1 EP3374142 A1 EP 3374142A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- support body
- fibers
- casting
- body parts
- cavity
- 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- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
- B29C70/46—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
- B29C70/48—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs and impregnating the reinforcements in the closed mould, e.g. resin transfer moulding [RTM], e.g. by vacuum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/0078—Measures or configurations for obtaining anchoring effects in the contact areas between layers
- B29C37/0082—Mechanical anchoring
- B29C37/0085—Mechanical anchoring by means of openings in the layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
- B29C70/86—Incorporated in coherent impregnated reinforcing layers, e.g. by winding
- B29C70/865—Incorporated in coherent impregnated reinforcing layers, e.g. by winding completely encapsulated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2101/00—Use of unspecified macromolecular compounds as moulding material
- B29K2101/10—Thermosetting resins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/06—Rods, e.g. connecting rods, rails, stakes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
- B29L2031/3055—Cars
Definitions
- the invention relates to a method for producing a vehicle component.
- Suspension components are currently mainly made of metal. For weight reduction but also increasingly thermoplastics and thermosets are used as weight-optimized solutions. However, these weight-optimized solutions are sometimes very expensive and / or do not meet the strength requirements.
- DE102014214827.8 describes a method for producing a handlebar for a motor vehicle, which is essentially formed of a fiber-plastic composite structure, wherein a preform structure is created with load-adapted fiber orientation, the preform structure introduced into a forming tool is consolidated, the preform structure in the tool by applying pressure and / or temperature and the handlebar is removed and further processed.
- carbon fiber ribbons are sewn to a glass fiber scrim. This compound is then placed in a tool mold, after which the mold is filled with a duromer material.
- the sewn carbon fiber ribbon glass fiber joint compound is a high cost.
- the carbon fibers are needed for increasing the structural strength, with the glass fibers serving as a substrate.
- one or more metal bushings are used as an insert prior to filling the cavity with the duromer.
- the contact of the metal bush with the carbon fibers causes a contact corrosion with the known consequences.
- the invention has the object to be able to reduce the cost of producing a vehicle component.
- the method for producing a vehicle component comprises, in particular, the method steps of producing a perforated support body, applying fibers to the support body, introducing the support body provided with the applied fibers into a cavity of a casting tool, filling the cavity accommodating the support bodies provided with the applied fibers with a casting material, which flows through the holes of the support body, curing of the casting material to a casting provided with the applied fibers comprising the casting and removing the casting from the casting tool.
- the production of the supporting body with the applied fibers is in particular more cost-effective than the production of a sewn carbon fiber ribbon-glass fiber joint, so that the costs for the production of the vehicle component can be reduced.
- the support body is vorzuzug mecanic preferably rigid and / or dimensionally stable and / or is or preferably forms a rigid and / or dimensionally stable body.
- the cured casting material is vorzuzug mecanic preferably rigid and / or dimensionally stable and / or is or preferably forms a rigid and / or dimensionally stable body.
- the casting is preferably rigid and / or dimensionally stable and / or is or preferably forms a rigid and / or dimensionally stable body.
- when filling the cavity with the casting compound of the provided with the applied fibers support body is also flowed around by the casting material.
- the filling of the provided with the applied fibers supporting body cavity with the casting material is particularly referred to as casting.
- the support body to which the fibers are applied prior to casting preferably serves to hold the fibers in place during casting.
- the cavity is filled with the casting compound under pressure and heat.
- pressure and heat supply especially temporarily, even after filling the cavity with the casting material maintained, for example, until the casting material has cured or almost cured.
- the pressure is in particular high pressure.
- the casting compound is injected into the cavity.
- the cavity is filled with the casting compound by injection molding.
- the application of the fibers to the support body is or comprises, in particular, the gluing of the fibers onto the support body.
- the fibers are applied to the outer surface of the support body and / or glued.
- the support body can be made flat or substantially flat, for example. Further, the support body, in particular in cross-section, for example, channel-shaped, box-shaped, cup-shaped, U-shaped or V-shaped can be produced. Preferably, the support body is produced as a hollow body or at least partially as a hollow body.
- the support body parts are produced and preferably assembled to form the carrier body for producing the carrier body.
- the support body parts are provided in particular with holes or holes.
- the support body parts are each provided with holes or with a part of the holes of the support body.
- the support body parts or at least one of the support body parts in particular in cross-section, channel-shaped, box-shaped, cup-shaped, U-shaped or V-shaped produced.
- the support body parts are manufactured as equal parts. Thus, the production cost can be reduced.
- the support body parts in the assembled state define a cavity and / or include the or a cavity.
- the support body is particularly easy to produce as a hollow body.
- the support body parts in particular when they are channel-shaped, box-shaped, cup-shaped, U-shaped or V-shaped in cross-section, each have a back and at least one or more projecting from this leg, which preferably project in the same direction from the back.
- the support body parts are assembled such that the one or more limbs of each support body part are facing the respective other support body part.
- the support body parts are assembled such that the legs of each support body on the legs of the other support body, preferably the front side, rest.
- the application of the fibers to the support body is or comprises, in particular, the application of the fibers to the support body parts, preferably to the outer surfaces of the support body parts.
- the application of the fibers to the carrier body comprises or comprises adhering the fibers to the carrier body parts, preferably to the outer surfaces of the carrier body parts.
- the support body parts When assembling the support body parts they are preferably positively and / or materially connected to each other.
- the support body parts in particular during their assembly, clipped together.
- the support body parts in particular during their assembly, e.g. glued or welded together.
- the support body parts are each provided with at least one snap element in their manufacture. In particular, when assembling the support body parts snaps the
- the support body is produced in particular from a duromer.
- the support body parts are made of or each of a duromer.
- a duromer here is e.g. a polyurethane or a synthetic resin, e.g. used an epoxy resin.
- the support body is produced by injection molding.
- the support body parts are manufactured in or by injection molding.
- the carrier body and / or the carrier body parts in particular each form a semi-finished product. Because of the holes, the support body may e.g. Also referred to as a support grid. Accordingly, the support body parts may e.g. Also referred to as support grid parts.
- thermoset is preferably used.
- a non-crosslinked or only partially crosslinked thermoset is used as or for the casting compound.
- a duromer here is e.g. a polyurethane or a synthetic resin, e.g. used an epoxy resin.
- the casting material and for the support body and / or the support body parts is preferably the same or the same material, preferably the same or the same Plastic material, in particular the same or the same duromer used.
- a material connection between the, in particular cured, casting compound and the support body and / or the carrier body parts can be achieved.
- fibers e.g. Glass fibers are used.
- carbon fibers are preferably used as fibers.
- the fibers are carbon fibers.
- the fibers may e.g. directly on the support body and / or the support body parts, in particular on the outer surfaces of the support body and / or the support body parts, applied and / or glued.
- the fibers are provided in the form of fiber ribbons (fiber tapes) which, preferably directly, are applied and / or adhered to the support body and / or the support body parts, in particular to the outer surfaces of the support body and / or the support body parts. The application of the fibers thus takes place by the application of the fiber ribbons.
- At least one insert part is arranged between the carrier body parts and / or introduced into the cavity before the introduction of the carrier body into the cavity and / or before the filling of the cavity with the casting compound.
- the insert is made in particular of metal and / or the insert is made in particular of metal.
- the insert is held by the support body and / or the support body parts at a distance from the fibers.
- the insert is held by the support body and / or the support body parts in the cavity of the casting tool. Without the support body, the insert would have to be held for example by pins in the tool, so that the insert can not be completely enclosed by the casting material and thus exposed to the risk of corrosion.
- the support body parts are produced with at least one curved and / or partially cylindrical or cylindrical area region.
- the insert is at least partially enclosed by the one or more curved and / or partially cylindrical surface areas.
- the insert is or will be produced, for example, as a cup-shaped and / or sleeve-shaped and / or round and / or cylindrical and / or hollow-cylindrical body.
- the insert is a metal bushing.
- an elastomer bearing is introduced into the insert.
- the elastomeric bearing has, in particular, an inner part and an elastomeric bearing body which surrounds it and is connected to the inner part.
- the elastomeric bearing body is introduced together with the inner part in the insert.
- the elastomeric bearing body is located on the inner peripheral surface of the metal bushing.
- the casting already forms the or a vehicle component. Additionally or alternatively, the cast part after its removal from the casting tool, in particular to the vehicle component, further processed.
- the vehicle component is e.g. a chassis component, a structural component, a steering component, a transmission component or a housing, in particular a transmission housing.
- the vehicle component is a handlebar for a wheel or axle suspension of a vehicle.
- the handlebar is a two-point link or a multipoint link, such as a multi-point link. a three-point or a four-point link.
- the casting and / or vehicle component is advantageously installed in a wheel suspension or suspension of a vehicle.
- the inner part of the elastomeric bearing is connected to a vehicle body or a wheel carrier.
- the vehicle is in particular a motor vehicle.
- the fiber ribbons which are preferably carbon fiber ribbons (carbon fiber tapes), adhered to the support body, which preferably consists of a thermoset and in particular is thin-walled.
- This support body preferably serves only as a carrier material for the fibers or fiber ribbons.
- the support body parts for example, too be clipped together the support body.
- the casting compound which preferably consists of a duromer
- the supporting body is in particular flowed around and through the bonded fiber tapes.
- the fibers are held by the support body in position.
- the carrier sliver connection is in particular less expensive than a sewn carbon fiber ribbon glass fiber compound.
- the support body and / or by the support body parts By the support body and / or by the support body parts, the fibers of the one or more inserts, which consist in particular of metal, can be isolated. As a result, a contact corrosion can be avoided.
- At least one additional insert part is embedded in the vehicle component and / or integrated, wherein the additional insert part is in particular made of metal and / or consists.
- the additional insert serves e.g. to increase the strength of the vehicle component.
- the at least one additional insert part is arranged between the carrier body parts and / or introduced into the cavity.
- the additional insert is held by the support body and / or the support body parts at a distance from the fibers.
- the additional insert is preferably held by the support body and / or the support body parts in the cavity of the casting tool.
- the additional insert is e.g. a metal bush.
- the fibers and / or the carrier body and / or the carrier body parts and / or the at least one insert part and / or the at least one additional insert part are embedded in the casting compound.
- the fibers and / or the support body and / or the support body parts and / or the at least one insert and / or the at least one additional insert firmly, in particular form-fitting and / or materially bonded, connected to the cured casting.
- screw passages and / or cable bushings may be provided in the casting and / or vehicle component.
- FIG. 1 is a perspective view of a supporting body
- FIG. 2 is a perspective view of the support body with applied fibers
- FIG. 3 is a schematic sectional view of a casting tool after inserting the fiber-containing support body into a cavity of the casting tool
- Fig. 4 shows the view of FIG. 3 after filling a casting material in the cavity
- Fig. 5 is a side view of the encapsulated support body with an inserted
- Fig. 1 is a perspective view of a support body 1 can be seen, which is composed of two support body parts 2 and 3.
- the support body parts 2 and 3 are each made of a thermoset and have in a strut section 4 a U-shaped cross-section, wherein the legs 5 and 6 of the U-shaped cross sections face each other and abut each other.
- the legs 5 are assigned to the carrier body part 2 and the legs 6 are assigned to the carrier body part 3.
- the support body parts 2 and 3 thus limit a cavity 7 which is accessible through holes 8 provided in the support body parts 2 and 3.
- the support body parts 2 and 3 in a bearing portion 9 each have a part-cylindrical surface area 10, wherein the partially cylindrical surface areas 10 of the two support body parts 2 and 3 complement a bearing eye, in which a cylindrical metal bushing 11 is inserted.
- carbon fibers 12 are glued, which is apparent from Fig. 2.
- the carbon fibers 12 may be in the form of carbon fiber ribbons which are adhered to the outer surfaces of the support body parts 2 and 3.
- the two support body parts 2 and 3 are clipped together by means of at least one Verklipsung 13 and thus positively connected with each other.
- the composite of the interconnected support body parts 2 and 3 and adhered to the carbon fibers 12 supporting body 1 is inserted into the cavity 14 of a casting tool 15, which is apparent from Fig. 3.
- the casting tool 15 is composed of a tool base 16 and a detachable from this tool upper part 17, wherein an existing of a thermoset molding compound 19 is filled into the cavity 14 through an opening 18.
- the molding compound 19 encloses the support body 1 and further enters through the holes 8 in the cavity 7 and fills it, which is apparent from Fig. 4.
- the support body encapsulated together with the fibers forms a casting 20, which can be seen in a side view from FIG. 5.
- the casting 20 forms a vehicle component, in the metal bushing 11, an elastomeric bearing 21 is introduced, which has an inner part 22 and a surrounding elastomeric bearing body 23, the bush in the metal 11 is seated.
- the elastomeric bearing 21 can be introduced into the metal bushing 11 either before casting or after hardening of the casting compound.
- the hardened casting compound is identified in FIG. 5 by the reference numeral 24.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulding By Coating Moulds (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015222298.5A DE102015222298B4 (en) | 2015-11-12 | 2015-11-12 | Method for producing a chassis component |
PCT/EP2016/074530 WO2017080745A1 (en) | 2015-11-12 | 2016-10-13 | Method for producing a vehicle component |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3374142A1 true EP3374142A1 (en) | 2018-09-19 |
Family
ID=57136876
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP16781768.3A Withdrawn EP3374142A1 (en) | 2015-11-12 | 2016-10-13 | Method for producing a vehicle component |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3374142A1 (en) |
DE (1) | DE102015222298B4 (en) |
WO (1) | WO2017080745A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102017205120A1 (en) * | 2017-03-27 | 2018-09-27 | Zf Friedrichshafen Ag | A method of manufacturing a vehicle component and a vehicle component manufactured by this method |
DE102017212736A1 (en) * | 2017-07-25 | 2019-01-31 | Bayerische Motoren Werke Aktiengesellschaft | Method for producing a fiber composite component |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6324940B1 (en) * | 1997-08-13 | 2001-12-04 | Maclean-Fogg Company | Composite link |
DE102009040587A1 (en) * | 2009-09-08 | 2011-03-10 | Volkswagen Ag | Disk carrier for a multi-plate clutch or process for producing such a disk carrier |
DE102012001577A1 (en) * | 2012-01-27 | 2013-08-01 | Daimler Ag | Light component for motor vehicle, is made from structural component with thermal shield element that is arranged in accordance with predetermined thermal load of light component in predetermined mounting position of light component |
US9040138B2 (en) * | 2013-04-29 | 2015-05-26 | General Electric Company | Composite article including composite to metal interlock and method of fabrication |
DE102014214827A1 (en) | 2014-07-29 | 2016-02-04 | Zf Friedrichshafen Ag | Handlebar and method for its production |
-
2015
- 2015-11-12 DE DE102015222298.5A patent/DE102015222298B4/en not_active Expired - Fee Related
-
2016
- 2016-10-13 WO PCT/EP2016/074530 patent/WO2017080745A1/en unknown
- 2016-10-13 EP EP16781768.3A patent/EP3374142A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE102015222298B4 (en) | 2018-12-13 |
WO2017080745A1 (en) | 2017-05-18 |
DE102015222298A1 (en) | 2017-05-18 |
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