CN105083020A - Fiber composite support for vehicular components - Google Patents
Fiber composite support for vehicular components Download PDFInfo
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- CN105083020A CN105083020A CN201510228019.6A CN201510228019A CN105083020A CN 105083020 A CN105083020 A CN 105083020A CN 201510228019 A CN201510228019 A CN 201510228019A CN 105083020 A CN105083020 A CN 105083020A
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- substrate
- fiber
- chopped carbon
- vehicular instrument
- side part
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- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0005—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor using fibre reinforcements
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- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/16—Making multilayered or multicoloured articles
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- 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
- B60K37/00—Dashboards
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/14—Dashboards as superstructure sub-units
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Body Structure For Vehicles (AREA)
- Laminated Bodies (AREA)
- Reinforced Plastic Materials (AREA)
- Instrument Panels (AREA)
Abstract
The invention provides a fiber composite support for vehicular components. A vehicular instrument panel has a reinforcement that includes a plurality of chopped carbon fibers within a nylon resin, a substrate coupled to the reinforcement comprising a plurality of chopped carbon and chopped glass fibers within a nylon resin, and a steering column bracket defined from the substrate comprising a plurality of chopped carbon fibers within a nylon resin. The bracket engages a steering column such that the substrate and bracket support the steering column. The plurality of chopped carbon and glass fibers in the substrate can be segregated such that the carbon fibers and the glass fibers are each substantially concentrated within respective driver-side and passenger-side portions of the substrate.
Description
Require preceence
The application be on May 6th, 2014 submit to, present title in a review be " HYBRIDCOMPOSITEINSTRUMENTPANEL " the 14/270th, the continuous part application case of No. 951 U.S. Patent applications, its whole disclosure is hereby expressly incorporated by reference, and the application requires its preceence and interests 120 times at 35U.S.C. §.
Technical field
The present invention relates to composite material component design by and large, more specifically, relates to the method for composite material vehicle instrument carrier panel design and manufacture composite material vehicle instrument carrier panel.
Background technology
Vehicle utilizes lightweight component and design to reduce vehicle weight, and especially the weight of the large-scale internal part (such as instrument carrier panel) of vehicle, is just becoming all the more general.Weight reduces to improve vehicle performance and fuel efficiency.Replacement is carried out to realize weight saving compared with the material of light weight by being used by the present material of vehicle part.But in some cases, what use in vehicle has less mechanical integrity compared with the material of light weight compared with their heavier corresponding components.
In other cases, in fact some such as, can have the mechanical characteristics of improvement compared with the material of light weight, carbon fiber composite material compared with traditional material.Regrettably, use the manufacturing cost possibility of these materials manufacture vehicle part too high or at least enough not low with the potential improvement making up vehicle performance and fuel efficiency.In addition, these stronger composite materials are generally used in the full size vehicle parts in the region only with or a small amount of actual needs raising mechanical characteristics.
Therefore, people need the comparatively light vehicle parts compared with conventional truck parts with better or suitable mechanical characteristics.People also need in order to application-specific is at the specific region of these parts customization mechanical specialities, thus make to need the enhancing of the mechanical specialities of part maximum in the minimum and parts of the use of expensive reinforcement material.
Summary of the invention
According to an aspect of the present invention, a kind of Vehicular instrument panel comprises: reinforcement, and reinforcement comprises the multiple chopped carbon fibers in nylon resin; With the substrate being connected to reinforcement.Substrate comprises multiple chopped carbon fiber in nylon resin and short glass fiber.Instrument carrier panel also comprises the Steering gear bracket that formed by substrate and it comprises the multiple chopped carbon fibers in nylon resin.Steering gear bracket engages Steering gear to make substrate and bracket support Steering gear.
According to another aspect of the present invention, a kind of Vehicular instrument panel comprises: reinforcement, and reinforcement comprises the multiple chopped carbon fibers in nylon resin; With the substrate being connected to reinforcement.Substrate comprises multiple chopped carbon fiber in nylon resin and short glass fiber.Instrument carrier panel also comprises the installation bracket element formed by substrate and the Support bracket element being connected to installation bracket.Installation bracket comprises the multiple chopped carbon fibers in nylon resin.
According to a further aspect of the invention, a kind of Vehicular instrument panel comprises: reinforcement, and reinforcement comprises the first lamination coating in resin; And substrate, substrate comprises the first lamination coating in the second resin and the second lamination coating.First lamination coating and the second lamination coating are separated in the respective driver side part of substrate substantially with in passenger side part.Instrument carrier panel also comprises the installation bracket formed by the driver side part of substrate.Installation bracket comprises the first lamination coating in the second resin.
Those skilled in the art after research following specification sheets, claims and accompanying drawing, by understandings with understand above-mentioned aspect of the present invention and other aspects, object and feature.
Accompanying drawing explanation
In the accompanying drawings:
Fig. 1 is the front perspective view according to the Vehicular instrument panel in the vehicle of an embodiment;
Fig. 2 is the top perspective exploded drawings of the instrument carrier panel shown in Fig. 1;
Fig. 3 is the front perspective view of the instrument panel substrate according to another embodiment;
Fig. 4 is the front perspective view according to the instrument panel substrate of an embodiment again;
Fig. 5 is the bottom elevation view of the vehicle part according to another embodiment;
Fig. 6 is the top perspective view of the injection molding system according to an Additional examples of composition;
Fig. 7 A is the injection molding system section drawing that X-X along the line intercepts during the step composite material of fusing being injected mould in Fig. 6;
Fig. 7 B is the injection molding system section drawing that X-X along the line intercepts during the step of the composite material of cooling fusing in Fig. 6; And
Fig. 8 uses the injection molding system in Fig. 6 to form the schematic diagram of the method for vehicle part according to another embodiment.
Detailed description of the invention
In explanation herein, term " on ", D score, " right side ", " left side ", " afterwards ", " front ", " vertically ", " level " and their derivatives should be relevant to the present invention's orientation in FIG.However, it should be understood that the present invention can adopt various alternative orientations unless there are opposite regulations clearly.Should also be understood that in accompanying drawing and illustrate the exemplary embodiment that the concrete apparatus and method also described in the following description are only the concepts of the present invention defined in following claims.Therefore, the concrete size relevant to embodiment disclosed herein and other physical propertys should be considered as having restricted, unless claims refer else clearly.
See Fig. 1, the shown cabin 10 of vehicle 14.Vehicle 14 comprises driver side region 18 and passenger side region 22.There is instrument carrier panel 26 and other vehicle parts, such as Windshield 36 in cabin 10.Instrument carrier panel 26 is positioned at below cabin 10 front part of vehicle, Windshield 36.Instrument carrier panel 26 has driver side part 40, center console (center-stack) part 44 and passenger side part 48.These parts of instrument carrier panel 26, and the specific region of these partial interiors or position have different mechanical specialities requirements usually.
" outside " that use in the present invention refers to lateral sides near the driver side car door 52 in vehicle 14 and passenger side car door 56 or region.The term " inner side " used in the present invention refers in vehicle 14 from laterally relative lateral side or region toward interior middle section.
The driver side part 40 of instrument carrier panel 26 and passenger side part 48 are substantially respectively near driver side region 18 and the passenger side region 22 of vehicle 14.The driver side part 40 of instrument carrier panel 26 comprises the combination instrument 60 covered by combination instrument cover 64.Steering gear 68 is positioned the below of combination instrument 60.Steering gear 68 is supported by instrument carrier panel 26 and engages with the steering swivel system (not shown) in Vehicular instrument panel 26 front.Steering gear 68 extends into cabin 10 by instrument carrier panel 26 from steering swivel system.Steering gear 68 has bearing circle 72, and bearing circle 72 is arranged in the driver side region 18 in the cabin 10 of vehicle 14.Bearing circle 72 comprises driver air-bag 76, and driver air-bag 76 launches when there is vehicle crash event.Therefore, the driver side part 40 of instrument carrier panel 26 can have harsh mechanical requirements, especially must support the position of other vehicle parts (such as bearing circle 68) being subject to variable load and motion at it.
Still see Fig. 1, side vent 80 is arranged on each outside of instrument carrier panel 26.Instrument carrier panel 26 also comprises one group of center discharge port 84 of the center console portion 44 being positioned at instrument carrier panel 26.The center console portion 44 of instrument carrier panel 26 is between driver side part 40 and passenger side part 48.Center console portion 44 comprises the interface 88 that can be operated by the occupant in both the driver side region 18 of vehicle 14 and passenger side region 22.Both the driver side part 40 that center console portion 44 is connected to instrument carrier panel 26 and passenger side part 48.
Also as shown in fig. 1, the passenger side part 48 of instrument carrier panel 26 comprises glove box assemblies 110, is positioned at passenger airbag assembly 114 above assembly 110.Glove box assemblies 110 comprises glove box door 118, and glove box door 118 allows to enter glove box storehouse (not shown).In certain embodiments, glove box assemblies 110 is the parts be separated with instrument carrier panel 26, and inserts during manufacture and be attached.In other embodiments, the glove box storehouse of assembly 110 utilizes the instrument panel substrate 120 (Fig. 2) of instrument carrier panel 126 to be integrally formed, and glove box door 118 is the individual components be attached during manufacture.According to the structure of passenger side part 48, it may have the middle section or position that need additional machinery to strengthen, such as, comprise at it or be attached to the position of glove box assemblies 110.
Refer again to Fig. 1, passenger airbag assembly 114 comprises passenger airbag chute 124 (Fig. 2), and miscellaneous part, such as passenger airbag, bladder tank and gas filled device.In vehicle crash event, passenger airbag is inflated the inflation of device (not shown), thus causes passenger airbag expand through passenger airbag chute 124 (Fig. 2) from tank and arrive outside instrument carrier panel 26.The inflation of air bag and expand and produce heavily stressed in parts around, if instrument carrier panel 26 is not correctly strengthened, heavily stressed may cause the structural failure of instrument carrier panel 26.In certain embodiments, the instrument panel substrate 120 (Fig. 2) of instrument carrier panel 26 also can comprise the knee air bag tank of the occupant for both driver side region 18 and passenger side region 22, may need extra reinforcement.
Referring now to Fig. 2, instrument carrier panel 26 comprises instrument panel substrate 120 and reinforcement 150.Reinforcement 150 is positioned at the vehicle front of substrate 120 and is connected to substrate 120 at multiple point.Substrate 120 is connected by gluing, Vibration Welding, hot plate welding or other forms of joint with reinforcement 150.Reinforcement 150 comprises driver side part 154, center console portion 158 and passenger side part 162.Reinforcement 150 limits corresponding Steering gear aperture 166 and glove box aperture 170 in driver side part 154 and passenger side part 162.Flange 174 is positioned at the center console portion 158 of reinforcement 150 and after car, extends engage with the center console portion 180 of substrate 120 and be connected.
Also as shown in Figure 2, instrument panel substrate 120 comprises driver side part 184, center console portion 180 and passenger side part 188.The driver side part 184 of substrate 120 limits Steering gear opening 192, and when substrate 120 is connected with reinforcement 150, Steering gear opening 192 is aimed at the Steering gear aperture 166 of reinforcement 150.Steering gear 68 (Fig. 1) through both Steering gear aperture 166 and Steering gear opening 192, and is attached to substrate 120 via Steering gear installation region 196, as shown in Figure 2.Steering gear installation region 196 is positioned on substrate 120 also near Steering gear opening 192.In certain embodiments, the chuck for Steering gear 68 can be integrally formed in substrate 120 near installation region 196.In other embodiments, installation bracket or Support bracket can be integrally formed in substrate 120 for supporting Steering gear 68 near Steering gear opening 192.Reinforcement 150 is connected to substrate 120 for installation region 196 and finally provide enough intensity for instrument carrier panel 26, with support Steering gear 68 weight and without the need to using car beam.Therefore, some region in the driver side part 184 of substrate 120 or position may need and/or benefit from extra reinforcement.
Still see Fig. 2, the center console portion 180 of instrument panel substrate 120 comprises the electronics bay 200 for accommodation and installation interface 88 (Fig. 1) and other electronic units.Center console portion 180 is positioned at the driver side part 184 of substrate 120 and passenger side part 188 and both the integral type driver side part 184 that is connected to substrate 120 and passenger side part 188 between the two.According to the electronic unit disposed in center console portion 180 and miscellaneous part, in substrate 120, hybrid composite is used to carry out to these regions the advantage that extra local strengthening can provide mechanical characteristics and/or weight saving.
The passenger side part 188 of instrument panel substrate 120 limits the glove box opening 204 and passenger airbag assembly opening 208 that are respectively used to hold glove box assemblies 110 (Fig. 1) and passenger airbag assembly 114 (Fig. 1).In certain embodiments, substrate 120 can be configured to be defined as in glove box storehouse and/or bladder tank further respectively from the integral type body that glove box opening 204 and passenger airbag assembly opening 208 extend.In other embodiments, reinforcement 150 can be configured to limit glove box storehouse and/or bladder tank.Substrate 120 and reinforcement 150 also can be configured to limit knee air bag tank.
Also as shown in Figure 2, pipeline 212 is between instrument panel substrate 120 and reinforcement 150.Pipeline 212 carries air when engaging with reinforcement 150.Air flows through pipeline 212 to group substrate ventilation orifice 216, and air is guided to side vent 80 and the central ventilated mouth 84 (Fig. 1) of instrument carrier panel 26 by substrate ventilation orifice 216.Ventilating chamber's bracket 220 is attached to reinforcement 150 and is connected with the front panel (not shown) of vehicle 14.Ventilating chamber's bracket 220 prevents the instrument carrier panel 26 in vehicle before car and to car rear to bending.Ventilating chamber's bracket 220 also can be the Steering gear 68 (Fig. 1) being connected to substrate 120 and provides extra support.
Again see Fig. 2, according to embodiments of the invention, instrument panel substrate 120 utilizes hybrid composite to be formed.In one exemplary embodiment, driver side part 184 can utilize nylon resin to be formed, and is provided with chopped carbon fiber in resin.Passenger side part 188 can utilize nylon resin to be formed, and is provided with short glass fiber in resin.Usually, the region in substrate 120 with the chopped carbon fiber of higher percent has the mechanical specialities of increase (such as, toughness, pulling strengrth, fatigue resistance).Carbon fiber volume fraction in passenger side part 184 and driver side part 188 and glass fibre volume integral number can between about 1% and about 60%, preferably between about 15% and about 40%, and more preferably between about 30% and about 40%.In certain embodiments, the fiber volume fraction in driver side part 184 can be different from the fiber volume fraction in the passenger side part 188 of substrate 120.In other embodiments, the expectation of substrate 120 can run into heavily stressed areal structure is the fiber volume fraction that can not stand to comprise compared with heavily stressed region higher chopped carbon fiber with expection.Such as, compared with the remainder of the driver side part 184 of substrate 120, installation region 196 can comprise higher fiber volume fraction, specifically, comprises the fiber volume fraction of higher chopped carbon fiber, to contribute to supporting Steering gear 68.In another example, the surface bearing heavily stressed instrument panel substrate 120 and reinforcement 150 during airbag deployment can comprise higher fiber volume fraction.In other embodiments, the driver side part 184 of substrate 120 and passenger side part 188 can comprise more than two kinds of composite materials.
In certain embodiments, the fiber adopted in the driver side part 184 of instrument panel substrate 120 and passenger side part 188 can be made up of the material comprising carbon, aromatic polyamide, aluminum metal, aluminium oxide, steel, boron, silica, carborundum, silicon nitride, ultra-high molecular weight polyethylene, A glass, E glass, E-CR-glass, C glass, D glass, R glass and S glass.Driver side part 184 and passenger side part 188 also can comprise more than a kind of fiber.In certain embodiments, the length of Chopped fiber can between about 3mm and 11mm, and more preferably between about 5mm and 7mm.Usually, random orientation in the resin of fiber in driver side part 184 and passenger side part 188.But in the region of bearing high directional stress of substrate 120, they also can directionally align substantially.In addition, the resin adopted in driver side part 184 and passenger side part 188 can comprise nylon, polypropylene, epoxy resin, polyester, vinyl acetate, polyetheretherketone, polyphenylene sulfide, polyetherimide, polycarbonate, silicone, polyimide, polyethersulfone, carbamide, P-F and polybenzimidazoles or their combination.In certain embodiments, the resin of driver side part 184 can be different from the resin used in the passenger side part 188 of substrate 120.Should also be understood that reinforcement 150 and its driver side part 154, center console portion 158 and passenger side part 162 can use with above in conjunction with hybrid composite manufacture like the material type described in substrate 120.Such as, the driver side part 154 of reinforcement 150 can utilize nylon resin to be formed, and is provided with chopped carbon fiber in resin.Passenger side part 162 can utilize nylon resin to be formed, and is provided with short glass fiber in resin.In addition, the volume fraction of fiber in the resin that the volume fraction of bearing fiber in the resin in the region of higher stress level (be preferably chopped carbon fiber) can be greater than the remainder of reinforcement 150.
Still see Fig. 2, chopped carbon fiber is separated in the substrate 120 of instrument carrier panel 26 with glass fibre, be substantially gathered in the driver side part 184 of substrate 120 to make carbon fiber and glass fibre substantially on be gathered in the passenger side part 188 of substrate 120.Usually, the center console portion 180 of substrate 120 is made up of chopped carbon fiber and glass fibre.In certain embodiments, center console portion 180 mainly can comprise carbon fiber, or mainly comprises glass fibre.In other embodiments, the carbon fiber be mainly included in driver side part 184 also partly can take the passenger side part 188 of substrate 120.In other embodiments, the carbon fiber mainly in driver side part 184 also can take in substrate 120 and bear heavily stressed part, and no matter is passenger side or driver side orientation.Such as, to be positioned among substrate 120 or reinforcement 150 or on the airbag deployment surface carbon fiber that can comprise higher percent strengthen for extra machinery.In substrate 120 fiber (such as chopped carbon fiber and glass fibre) be separated the fiber making higher-strength, such as carbon fiber, can optionally for having the position of specific high strength demand to substrate 120, such as, to support Steering gear 68.The carbon fiber of high percentum is used, by only effectively using more expensive carbon fiber that cost savings can be realized in the position needed based on the chaufeur/passenger's orientation selectivity relative to vehicle 14.
Also as shown in Figure 2, in certain embodiments, borderline region 220 can be there is in the interface between the driver side part 184 and passenger side part 188 of instrument panel substrate 120.Borderline region 240 comprises the fiber of two types and the compound of resin that use in the driver side part 184 of substrate 120 and passenger side part 188.In borderline region 240, the mixing of fiber guarantees that between the part be made up of different composite material of substrate 120, there is one connects.In one embodiment, borderline region 240 can stride across or otherwise surround the whole center console portion 180 of substrate 120.In another embodiment, borderline region 240 can exist only between the center console portion 180 of substrate 120 and passenger side part 188, or between driver side part 184 and center console portion 180.Borderline region 240 also can be positioned in substrate 120 any position of the interface existed between substrate 120 part comprising different fibre fractionation, fiber type and/or resin.In one exemplary embodiment, driver side part 184 can have the chopped carbon fiber of about 30% to 40% volume fraction in resin, passenger side part 188 can have the short glass fiber of about 30% to 40% volume fraction in resin, and center console portion 180 or borderline region 240 can have the chopped carbon fiber of about 15% to 20% volume fraction and the short glass fiber of about 15% to 20% volume fraction in resin.In this construction, driver side part 184 uses the chopped carbon fiber of higher percent to strengthen especially relative to other parts of substrate 120.
According to some embodiments, the instrument panel substrate 120 of instrument carrier panel 26 and/or reinforcement 150 also can comprise one or more preformed fiber mat except comprise the part of Chopped fiber in one or more resin except.Preformed fiber mat can comprise textile fibres or non-textile fiber, and textile fibres or non-textile fiber use the resin identical or different with the resin that adopts in the driver side part 184 of substrate 120 and passenger side part 188 to be fixed together.Pay somebody's debt and expect repayment later the fiber that can comprise and there is with the fiber that adopts in the driver side part 184 of substrate 120 and passenger side part 188 different size.Similarly, the fiber of pad can be continuous structure or shortly cuts structure.The fiber of pad also can be made up of the material having an identical or different composition with the fiber that adopts in the driver side part 184 and passenger side part 188 of substrate 120.Pad can be included in having in the region of high microsteping volume fraction or low fiber volume fraction of substrate 120 and/or reinforcement 150.Multiple pad can be used and by it by different directed layerings, to strengthen substrate 120 and/or reinforcement 150 mechanical specialities at ad-hoc location further.For arranging that the exemplary position of pad includes but not limited in substrate 120: Steering gear installation region 196, air bag component opening 208, glove box opening 204, connection location between reinforcement 150 and substrate 120, and expectation can stand other positions than the more high stress level of the stress in other regions of substrate 120.
Car beam is not with when using the hybrid composite comprising fiber (chopped carbon fiber such as, in nylon resin and glass fibre) vehicle 14 can be realized at Design and manufacture in as the substrate 120 of instrument carrier panel 26 part and reinforcement 150.Usual car beam is traditionally for the instrument carrier panel 26 of support vehicle 14 and the thick metal parts of Steering gear 68.Except increasing except significant weight to vehicle 14, car beam also can take potential storage area after instrument carrier panel 26 and hinder the layout of passenger airbag assembly 114 and glove box assemblies 110.When not being with car beam, vehicle 14 can realize larger fuel efficiency and increase the Design freedom of instrument carrier panel 26 and its sub-component.
Referring now to Fig. 3, according to one embodiment of present invention, the substrate 120 of instrument carrier panel 26 forms the integral installation annex for supporting Steering gear 68.These installation accessoriess are constructed to they directly can be formed by substrate 120 in some sense, and without the need to the additional components by composite material component disclosed herein.In one exemplary embodiment, installation bracket element 284 is integrally formed by the installation region 196 of the driver side part 184 (as shown in Figure 2) of substrate 120.Installation bracket element 284 shown in Figure 3 extends to vehicle forward direction and projects through the Steering gear aperture 166 of reinforcement 150 when substrate 120 is interconnected (as shown in Figure 2) with reinforcement 150.Installation bracket element 284 extends to vehicle forward direction to engage ventilating chamber's bracket 220 (as shown in Figure 2).As further illustrated in Figure 3, the connection of installation bracket element 284 and ventilating chamber's bracket 220 adds the stability of Steering gear 68 and the weight of Steering gear 68 is distributed between instrument carrier panel 26 and the front panel of vehicle 14.
In other embodiments of instrument carrier panel 26, installation bracket element 284 can be connected to reinforcement 150 (as shown in Figure 2) or be connected directly to front panel to provide extra support.In another embodiment, installation bracket element 284 is only connected to substrate 120 to make only have substrate 120 and reinforcement 150 to carry the load of Steering gear 68.Should be appreciated that the entirety that installation bracket element 284 can be substituted by (or otherwise by) reinforcement 150 instead of substrate 120 is formed.In addition, what installation bracket element 284 can separate to make substrate 120 and reinforcement 150 between substrate 120 and reinforcement 150 is connected to form installation bracket element 284.The combination of installation bracket element 284 in substrate 120 provides better design flexibility and reduces the component count of instrument carrier panel 26, thus reduces manufacturing expense and the weight of vehicle 14.
As shown in Figure 3, installation bracket element 284 also from substrate 120 after vehicle to extension and joint support bracket component 288.Installation bracket element 284 can joint support bracket component 288 in every way, and these modes include but not limited to rail system, mechanical interlock adaptor union and fastener.Usually, Support bracket element 288 is metal parts, its from installation bracket element 284 after vehicle to extending and engaging the steering post jacket 292 of Steering gear 68.Support bracket element 288 is shown as and engages steering post jacket 292 by machanical fastener 296, but can engage steering post jacket 292 in every way.Support bracket element 288 engages steering post jacket 292 to make the weight transmitting of Steering gear 68 by the integrated connection of installation bracket element 284 to substrate 120 and/or reinforcement 150.
As shown in Figure 4, according to another embodiment of the invention, substrate 120 and Steering gear bracket 280 phase also can be merged the steering post jacket 292 to engage Steering gear 68 by instrument carrier panel 26.Steering gear bracket 280 can be used as single support component and is formed in substrate 120, and it performs the function about the Support bracket element 288 shown in embodiment illustrated in fig. 3 and installation bracket element 284.Steering gear bracket 280 is integrally formed with substrate 120 and outwards extends to engage the steering post jacket 292 of Steering gear 68 from the installation region 196 of substrate 120.Steering gear bracket 280 is attached to steering post jacket 292 by machanical fastener 296 or is engaged by additive method.Support bracket element 288 is bonded to (Fig. 3) in substrate 120 further reduce component count to form Steering gear bracket 280 (Fig. 4) and improve the design flexibility of instrument carrier panel 26.
In some embodiments of instrument carrier panel 26, steering post jacket 292 also can be incorporated in in substrate 120.Steering post jacket 292 can be integrally formed by Steering gear bracket 280 or can be integrally formed in the installation region 196 of substrate 120.These embodiments also advantageously can reduce the component count of instrument carrier panel 26.
Refer again to Fig. 3 to Fig. 4, according to one embodiment of present invention, installation bracket element 284 and the Steering gear bracket 280 of instrument carrier panel 26 are formed by the composite material of fiber and resin.In certain embodiments, installation bracket element 284 and Steering gear bracket component 280 can be formed by the identical fiber used with the driver side part 184 of substrate 120 and resin combination.Such as, installation bracket element 284 is formed and in the embodiment be made up of the multiple chopped carbon fiber in nylon resin, installation bracket element 284 also can be made up of the chopped carbon fiber in nylon resin substantially in the driver side part 184 of substrate 120.Similarly, comprise the chopped carbon fiber in nylon resin in the driver side part 184 of substrate 120 and formed in the embodiment of Steering gear bracket 280, Steering gear bracket 280 also can be made up of the chopped carbon fiber in nylon resin substantially.In addition, except the fiber adopted except the driver side part 184 of substrate 120 and resin, installation bracket element 284 and Steering gear bracket 280 also can comprise any fiber and resin (as previously disclosed).Conventional mounting and Support bracket are heavy metal parts, and it can make instrument carrier panel 26 gain in weight.By integrally forming installation bracket element 284 and Support bracket element 288 by fiber and resin composite materials, weight saving can be realized and vehicle 14 can obtain better fuel efficiency.
In certain embodiments, the fiber volume fraction of the installation bracket element 284 of instrument carrier panel 26 as shown in Figure 3 to Figure 4 and Steering gear bracket 280 can higher than the fiber volume fraction of substrate 120 or reinforcement 150.Such as, the fiber volume fraction of installation bracket element 284 and Steering gear bracket 280 can about 35% to about between 65%, and more preferably about 45% to about between 55%.Substrate 120 can be included in the fiber volume fraction in installation region 196, its higher relative to other parts of substrate 120 and by installation region 196 with distance reduce.In other words, substrate 120 can comprise fiber volume fraction gradient, and it increases along with the distance from installation region 196, reduces in continuous or stepped mode.The fiber volume fraction increased in installation region 196, installation bracket element 284 and Support bracket 280 can help the weight supporting Steering gear 68.
In extra embodiment, the fiber that the fiber used in the installation bracket element 284 of instrument carrier panel 26 as shown in Figure 3 to Figure 4 and Steering gear bracket 280 can use than substrate 120 and reinforcement 150 has shorter length.Such as, this fiber can have the mean length of about 1mm to 7mm, and more preferably between the mean length of about 2mm to 4mm.Fiber can be at random directed, but more preferably can substantially with by Steering gear 68 apply directional stress and align.In addition, during vehicle 14 operates, apply mechanical strees based on the expection be associated with Steering gear 68, one or more fiber mat reinforcements can use in reinforcement desired position extra in installation region 196, installation bracket element 284 or Steering gear bracket 280.Such as, fiber mat can be comprised in Steering gear bracket 280, to provide extra reinforcement at the point of connection place for machanical fastener 296.
According to other embodiment, the Steering gear bracket 280 of instrument carrier panel 26 can comprise multiple lamination coating type, fiber volume fraction and/or average fiber length.Such as, Steering gear bracket 280 can comprise the chopped carbon fiber in nylon resin and the short glass fiber in the nylon resin of the junction, installation region 196 with substrate 120 at the junction point with steering post jacket 292.In such an embodiment, borderline region 240 can be formed in Steering gear bracket 280.In another example, Steering gear bracket 280 can use the 2mm mean length fiber of about 55% fiber volume fraction with steering post jacket 292 junction point and use the 4mm mean length fiber of about 40% fiber volume fraction in the junction, installation region 196 with substrate 120.By adopting the embodiment with the instrument carrier panel 26 of the controlled local composite material of Steering gear bracket 280, the mechanical specialities expected can be realized to effective use of composite material compositions in instrument carrier panel 26.
Now see Fig. 5, the above-mentioned aspect (see Fig. 1 and Fig. 2 and description accordingly) of instrument panel substrate 120 and reinforcement 150 can be extended to miscellaneous part, such as vehicle part 250.Here, parts 250 have Part I 254, and Part I 254 comprises the first lamination coating 258 in the first resin 262.Parts 250 also have Part II 266, and Part II 266 comprises the second lamination coating 270 in the second resin 274.Be part boundaries region 278 between the Part I 254 and Part II 266 of parts 250, part boundaries region 278 has the compound of the first lamination coating 258 in the first resin 262 and the second resin 274 and the second lamination coating 270.Part I 254 and Part II 266 can substantially respectively near passenger side region 18 and driver side regions 22 (Fig. 1).As can be seen in the schematic depiction in figure 5, parts 250 can be the inside roof lining in the cabin 10 of vehicle 14.But should be understood that parts 250 can be to be positioned within vehicle 14 (Fig. 1) or on another parts of manufacturing of the applicable use hybrid composite that meets above-mentioned principle.First lamination coating 258 of parts 250 and the second lamination coating 270 can be selected from the same group of fiber adopted in substrate 120.In addition, the first lamination coating 258 adopted in Part I 254 and Part II 266 and the second lamination coating 270 can have same or similar fibre length and fiber volume fraction with the driver side part 184 of substrate 120 and passenger side part 188.Similarly, the first resin 262 of parts 250 and the second resin 274 can have and composition like one or more resenes of adopting in substrate 120.In addition, parts 250 can comprise the fiber mat similar with the fiber mat comparatively early described in conjunction with substrate 120.
Referring now to Fig. 6, show the injection molding system 300 according to an embodiment, it comprises temperature booster 302, pump 304, controller 308, mould 312 and injects pipeline 316 a pair.First composite material 230 and the second composite material 234 melt by temperature booster 302, and pump 304 pressurizes and forces the first composite material 230 of fusing and the second composite material 234 by injection pipeline 316 and enter mould 312 through connectivity port 320.Pump 304 can produce high fluid pressure, and high fluid pressure makes the first composite material 230 and the second composite material 234 can inject mould 312 with high pressure with at a high speed.Each injects pipeline 316 and all engages to make the first composite material 230 and the second composite material 234 can enter mould 312 in different positions from one of them of the connectivity port 320 on mould 312.In some embodiments of system 300, more than two kinds of composite materials can be injected mould 312.In these structures, injection molding system 300 can comprise the independent injection pipeline 316 for each material, and mould 312 can comprise the independent connectivity port 320 for each extra injection pipeline 316.
When solidifying, the first composite material 230 in Fig. 6 and the second composite material 234 are applicable to forming final parts, such as, and instrument panel substrate 120, reinforcement 150, parts 250.First composite material 230 comprises the first lamination coating 258 in the first resin 262.Similarly, the second composite material 234 comprises the second lamination coating 270 in the second resin 274.Correspondingly, the first lamination coating 258 and the second lamination coating 270 and the first resin 262 and the second resin 274 can be made up of any one in respective fiber disclosed in instrument panel substrate 120, reinforcement 150 or parts 250 and resin.
Refer again to Fig. 6, mould 312 has A plate 324 and B plate 328, and each plate all limits the only about half of of the die cavity 332 of mould 312.A plate 324 comprises connectivity port 320, first composite material 230 and the second composite material 234 enters mould 312 by connectivity port 320.All comprise final vehicle part (such as in A plate 324 and B plate 328 each, vehicle part 250, substrate 120, reinforcement 150 etc.) the cavity of half, when closing with convenient mould 312, negative cavity limits the mold cavity 332 with the approx. dimension of final parts.In certain embodiments, mould 312 can comprise insert and/or sub-component to help to form final parts.
As shown in Figure 7A, mould 312, when being configured to form substrate 120, has the driver side part 336, center console portion 340 and the passenger side part 344 that are orientated the appropriate section 184,180 and 188 forming substrate 120 (Fig. 2).Inject fusing the first composite material 230 and the second composite material 234 time, mould 312 applies pressure so as by A plate 324 and B plate 328 pinched together.The power be applied on mould 312 prevents mould to be separated and overflow edge (flashing) occurs substrate 120.Mould 312 in fig. 7 shown in closure state time, open by A plate 324 is separated with B plate 328.When mould 312 is in open mode, substrate 120 can be taken out, then can cleaning mold 312 and die cavity 332.Mode that can also be similar as mentioned above uses and adopts the injection molding system 300 of mould 312 to form reinforcement 150, ventilating chamber's bracket 220, vehicle part 250 or applicable other vehicle parts various using hybrid composite to manufacture.
Referring now to Fig. 8, provide the schematic diagram of the method 360 being configured to form final parts (substrate 120 of such as instrument carrier panel 26).Method 360 comprises five key steps: step 364,368,372,376 and 380.Method 360 originates in the step 364 of fusing first composite material 230 and the second composite material 234, is then the step 368 preparing injection molding system 300.Next, the step 372 the first composite material 230 of fusing and the second composite material 234 being injected the die cavity 332 of mould 312 is performed.Next the step 376 cooling the first composite material 230 of fusing and the second composite material 234 to be formed final parts (substrate 120 of such as instrument carrier panel 26) is carried out.Finally, the step 380 removed from mould 312 by final parts is performed.
See Fig. 6 to Fig. 8, step 364 relates to, in temperature booster 302, first composite material 230 and the second composite material 234 is heated to the temperature being enough to molten resin composition.After resin melting, the first composite material 230 of fusing and the second composite material 234 can be forced through and inject pipeline 316 and the die cavity 332 entering mould 312 via connectivity port 320 by pump 304.First composite material 230 and the second composite material 234, especially when comprising nylon resin, can inject with the temperature of (more preferably between 210 DEG C to 275 DEG C) between 100 DEG C to 400 DEG C.Usually the first composite material 230 of fusing and the second composite material 234 are superheated to sufficiently high temperature to solidify in advance at injection pipeline 316 before arrival die cavity 332 to prevent them.Term " overheated " used in this article refers to the first composite material 230 and the fusion temperature of the second composite material 234 and the difference of implantation temperature.Overheated is also necessary, to guarantee that the first composite material 230 and the second composite material 234 have enough low viscosity to enter the narrow zone of die cavity 332.For composite material 230 and 234, overheated can between 10 DEG C to 50 DEG C.According to geometric configuration and other conditions of the composition selected for composite material 230 and 234, mould 312, other implantation temperatures and overheated condition may be suitable.
The step 368 preparing injection molding system 300 can comprise such as preheated mold 312, perfusion and inject pipeline 316 and/or pre-assembled fiber mat or multiple fiber mat are put into the medium task of die cavity 332 of mould 312.The step 372 injecting the first composite material 230 and the second composite material 234 can have the duration of between 5 seconds to 30 seconds (and more preferably between 10 seconds to 20 seconds).For more complicated mold cavity 332 geometric configuration and/or for composite material 230,234 lower fusing viscosity component for, other durations may be suitable.In certain embodiments, the first composite material 230 and the second composite material 234 that inject fusing can carry out simultaneously, and in other embodiments, each composite material can inject separately.During implantation step 372, first composite material 230 of fusing and the second composite material 234 are injected corresponding driver side part 336 and the passenger side part 344 (Fig. 7 A) of mould, thus cause the fiber in final parts (such as substrate 120) to be separated substantially.Also composite material 230,234 can be infused in die cavity 332 other with produce expect separation or other characteristics.
Refer again to Fig. 6 to Fig. 8, keep pressurized and cooling period at mould 312, the first composite material 230 and second composite material 234 of cooling fusing occur with the step 376 forming final parts (such as, substrate 120).Mould 312 can carry out water cooling or Air flow to promote solidifying of final parts.After substrate 120 solidifies, open mould and by activating a series of thimble (not shown) final parts to be ejected the step 380 implementing to remove final parts from the B plate 328 of mould 312.
Specifically see Fig. 7 A, show the cross-sectional plane being configured to the mould 312 producing substrate 120 during the first composite material 230 and the second composite material 234 being injected the step 372 in the die cavity 332 of mould 312.First composite material 230 and the second composite material 234 are injected by a series of (not shown).Driver side part 336 and passenger side part 344 by the first composite material 230 and the second composite material 234 being injected respectively die cavity 332 fill die cavity 332.When entering mould 312, the first composite material 230 of fusing and the second composite material 234 flow through die cavity 332 toward each other.The use of a series of can allow the composite material of heterogeneity and fiber volume fraction to be injected die cavity 332 independently at desired locations.
Referring now to Fig. 7 B, the desired location in die cavity 332, the first composite material 230 of fusing and the second composite material 234 continue to flow toward each other to be combined to form borderline region 240.Borderline region 240 comprises from the first composite material 230 and the fiber of the second composite material 234 and the compound of resin and the width had between 1mm and 50mm.By the machined parameters of designing mould 312, injection molding system 300 and be position and the width that special component that the first composite material 230 and the second composite material 234 are selected controls borderline region 240.Processing parameter can be controlled by controller 308 (Fig. 6).In one exemplary embodiment, during implantation step 372, the composite material more than two kinds with heterogeneity injects in die cavity 332.In this construction, borderline region 240 can be had between each of composite material, to make each borderline region 240, there is the composition being different from other.When the first composite material 230 and the second composite material 234 cool and solidify, resin in borderline region 240 and the compound of fiber produce integral type and are connected between the first composite material 230 with the second composite material 234, thus substrate 120 or other final parts are retained in together.
Should be understood that and can change said structure and revise and do not deviate from concept of the present invention.Such as, the installation component of bonded composite of the present invention similarly can be applied to the installation bracket for TV body.Such as, the hybrid composite installation bracket for TV can be included in hybrid composite TV body to make without the need to the external metallization bracket for being mounted to wall or stand.In addition, it should be understood that this concept is intended to be covered in the scope of preceding claims, unless claims refer else clearly by its language.
Claims (20)
1. a Vehicular instrument panel, comprising:
Reinforcement, comprises the multiple chopped carbon fibers in nylon resin;
Be connected to the substrate of described reinforcement, comprise the multiple chopped carbon fiber in nylon resin and short glass fiber; And
The Steering gear bracket formed by described substrate, comprises the multiple chopped carbon fibers in nylon resin,
Wherein, described bracket engages Steering gear to make Steering gear described in described substrate and described bracket support.
2. Vehicular instrument panel according to claim 1, wherein, described Steering gear bracket also comprises fiber mat reinforcement.
3. Vehicular instrument panel according to claim 1, wherein, the described multiple chopped carbon fiber in described substrate has the fiber volume fraction of about 15% to about 40% in described nylon resin.
4. Vehicular instrument panel according to claim 3, wherein, the described multiple chopped carbon fiber in described Steering gear bracket has the fiber volume fraction of about 35% to about 65% in described nylon resin.
5. Vehicular instrument panel according to claim 1, wherein, the described multiple chopped carbon fiber in described Steering gear bracket comprises the chopped carbon fiber alignd substantially each other.
6. Vehicular instrument panel according to claim 1, wherein, the described multiple chopped carbon fiber in described substrate and short glass fiber separated to make described carbon fiber substantially be gathered in the driver side part of described substrate and described short glass fiber is gathered in the passenger side part of described substrate substantially.
7. Vehicular instrument panel according to claim 1, wherein, the described chopped carbon fiber in described Steering gear bracket has the average fiber length of about 2mm to about 4mm.
8. a Vehicular instrument panel, comprising:
Reinforcement, comprises the multiple chopped carbon fibers in nylon resin;
Be connected to the substrate of described reinforcement, comprise the multiple chopped carbon fiber in nylon resin and short glass fiber;
The installation bracket element formed by described substrate; And
Be connected to the Support bracket element of described installation bracket,
Wherein, described installation bracket element comprises the multiple chopped carbon fibers in nylon resin.
9. Vehicular instrument panel according to claim 8, wherein, described installation bracket element also comprises fiber mat reinforcement.
10. Vehicular instrument panel according to claim 8, wherein, the described multiple chopped carbon fiber in described substrate has the fiber volume fraction of about 15% to about 40% in described nylon resin.
11. Vehicular instrument panels according to claim 10, wherein, the described multiple chopped carbon fiber in described installation bracket has the fiber volume fraction of about 35% to about 65% in described nylon resin.
12. Vehicular instrument panels according to claim 8, wherein, the described multiple chopped carbon fiber in described installation bracket element comprises the chopped carbon fiber alignd substantially each other.
13. Vehicular instrument panels according to claim 8, wherein, the described chopped carbon fiber in described installation bracket has the average fiber length of about 2mm to about 4mm.
14. Vehicular instrument panels according to claim 8, wherein, the described multiple chopped carbon fiber in described substrate and short glass fiber separated to make described carbon fiber substantially be gathered in the driver side part of described substrate and described short glass fiber is gathered in the passenger side part of described substrate substantially.
15. 1 kinds of Vehicular instrument panels, comprising:
Reinforcement, comprises the first lamination coating in the first resin;
Substrate, comprises described first lamination coating in the second resin and the second lamination coating, and described first lamination coating and described second lamination coating are separated in the respective driver side part of described substrate substantially with in passenger side part; And
The installation bracket formed by the described driver side part of described substrate,
Wherein, described installation bracket comprises described first lamination coating in described second resin.
16. Vehicular instrument panels according to claim 15, wherein, each in described first lamination coating and described second lamination coating is all selected from the group be made up of following material: carbon, aromatic polyamide, aluminum metal, aluminium oxide, steel, boron, silica, carborundum, silicon nitride, ultra-high molecular weight polyethylene, A glass, E glass, E-CR-glass, C glass, D glass, R glass and S glass.
17. Vehicular instrument panels according to claim 15, wherein, each in described first resin and described second resin is all selected from the group be made up of following material: nylon, polypropylene, epoxy resin, polyester, vinyl acetate, polyetheretherketone, polyphenylene sulfide, polyetherimide, polycarbonate, silicone, polyimide, polyethersulfone, carbamide, P-F and polybenzimidazoles.
18. Vehicular instrument panels according to claim 15, wherein, described first lamination coating in described installation bracket comprises the fiber alignd substantially each other.
19. Vehicular instrument panels according to claim 15, wherein, described first lamination coating in described installation bracket has the average fiber length of about 2mm to about 4mm.
20. Vehicular instrument panels according to claim 15, wherein, described installation bracket also comprises fiber mat reinforcement.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14/270,951 | 2014-05-06 | ||
| US14/270,951 US9186993B1 (en) | 2014-05-06 | 2014-05-06 | Hybrid composite instrument panel |
| US14/301,471 US9174537B1 (en) | 2014-05-06 | 2014-06-11 | Fiber composite support for vehicular components |
| US14/301,471 | 2014-06-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105083020A true CN105083020A (en) | 2015-11-25 |
| CN105083020B CN105083020B (en) | 2019-06-07 |
Family
ID=54564672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510228019.6A Active CN105083020B (en) | 2014-05-06 | 2015-05-06 | Fibrous composite for vehicle part supports |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN105083020B (en) |
| MX (1) | MX2015005691A (en) |
| RU (1) | RU2668776C2 (en) |
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| CN106143157A (en) * | 2015-05-13 | 2016-11-23 | 福特全球技术公司 | Use the hybrid composite of foaming with gas geometry |
| CN107521341A (en) * | 2016-06-22 | 2017-12-29 | 铃木株式会社 | The mounting structure of infomation display device for vehicle |
| CN107867334A (en) * | 2016-09-26 | 2018-04-03 | 株式会社斯巴鲁 | Built-in material |
| CN108357614A (en) * | 2017-01-26 | 2018-08-03 | 巨大机械工业股份有限公司 | The joint structure and its manufacturing method of cycle frame |
| US11091217B2 (en) | 2017-01-26 | 2021-08-17 | Giant Manufacturing Co., Ltd. | Joint structure of a composite bicycle frame and manufacturing method thereof |
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| US11091217B2 (en) | 2017-01-26 | 2021-08-17 | Giant Manufacturing Co., Ltd. | Joint structure of a composite bicycle frame and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105083020B (en) | 2019-06-07 |
| RU2015117268A3 (en) | 2018-08-21 |
| RU2015117268A (en) | 2016-11-27 |
| MX2015005691A (en) | 2015-11-16 |
| RU2668776C2 (en) | 2018-10-02 |
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Effective date of registration: 20221115 Address after: Michigan, USA Patentee after: Ford Global Technologies, LLC Patentee after: Ford Electric Mach Technology (Nanjing) Co.,Ltd. Address before: Dearborn, Michigan, USA Patentee before: ford global technologies llc |