WO2014112562A1 - Matériau composite et procédé de fabrication d'un matériau composite - Google Patents

Matériau composite et procédé de fabrication d'un matériau composite Download PDF

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Publication number
WO2014112562A1
WO2014112562A1 PCT/JP2014/050705 JP2014050705W WO2014112562A1 WO 2014112562 A1 WO2014112562 A1 WO 2014112562A1 JP 2014050705 W JP2014050705 W JP 2014050705W WO 2014112562 A1 WO2014112562 A1 WO 2014112562A1
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WO
WIPO (PCT)
Prior art keywords
side frame
adhesive layer
composite material
plate
reinforced resin
Prior art date
Application number
PCT/JP2014/050705
Other languages
English (en)
Japanese (ja)
Inventor
賢三 安田
良輔 林
山本　重人
雅也 生方
文学 汪
監壮 松原
善裕 高雄
Original Assignee
日本発條株式会社
矢島工業株式会社
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Filing date
Publication date
Application filed by 日本発條株式会社, 矢島工業株式会社 filed Critical 日本発條株式会社
Publication of WO2014112562A1 publication Critical patent/WO2014112562A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/4805—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the type of adhesives
    • B29C65/483—Reactive adhesives, e.g. chemically curing adhesives
    • B29C65/4835—Heat curing adhesives
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/50—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like
    • B29C65/5007—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like characterised by the structure of said adhesive tape, threads or the like
    • B29C65/5028—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like characterised by the structure of said adhesive tape, threads or the like being textile in woven or non-woven form
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/50—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like
    • B29C65/5057—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like positioned between the surfaces to be joined
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/82—Testing the joint
    • B29C65/8207—Testing the joint by mechanical methods
    • B29C65/8215—Tensile tests
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/001—Joining in special atmospheres
    • B29C66/0012—Joining in special atmospheres characterised by the type of environment
    • B29C66/0014—Gaseous environments
    • B29C66/00145—Vacuum, e.g. partial 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B29C66/1122—Single lap to lap joints, i.e. overlap joints
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/342—Preventing air-inclusions
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
    • B29C66/545—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles one hollow-preform being placed inside the other
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/721—Fibre-reinforced materials
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/74—Joining plastics material to non-plastics material
    • B29C66/742—Joining plastics material to non-plastics material to metals or their alloys
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/832—Reciprocating joining or pressing tools
    • B29C66/8322—Joining or pressing tools reciprocating along one axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/68—Seat frames
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/721—Fibre-reinforced materials
    • B29C66/7212—Fibre-reinforced materials characterised by the composition of the fibres
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/731—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the intensive physical properties of the material of the parts to be joined
    • B29C66/7316—Surface properties
    • B29C66/73161—Roughness or rugosity
    • 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
    • B29L2031/3002—Superstructures characterized by combining metal and plastics, i.e. hybrid parts
    • 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
    • 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
    • B29L2031/771—Seats
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/54—Yield strength; Tensile strength
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2605/00—Vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2605/00—Vehicles
    • B32B2605/12—Ships
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2605/00—Vehicles
    • B32B2605/18—Aircraft

Definitions

  • the present invention relates to a composite material and a method for manufacturing the composite material.
  • the metal plate and FRP are press-molded with the adhesive interposed between the metal plate and FRP, so that the adhesive flows out depending on the applied pressure, In some cases, the thickness of the adhesive layer between the metal plate and the FRP cannot be sufficiently ensured due to deviation.
  • the present invention aims to ensure a sufficient thickness of an adhesive layer for bonding a metal plate and a fiber reinforced resin plate in a composite material.
  • the composite material of the first aspect of the present invention is a composite material in which a metal plate and a fiber reinforced resin plate are bonded together with an adhesive layer, and is sandwiched between the metal plate and the fiber reinforced resin plate, and the layer thickness of the adhesive layer A layer thickness defining member that defines
  • the layer thickness regulating member is sandwiched between the metal plate and the fiber reinforced resin plate, even if the adhesive layer is pressed during press molding of the metal plate and the fiber reinforced resin plate, the thickness of the adhesive layer (Layer thickness) can be sufficiently secured.
  • the composite material of the second aspect of the present invention is the composite material of the first aspect, wherein the layer thickness defining member has an insulating property.
  • the layer thickness determining member has an insulating property, electric corrosion (potential corrosion) between the metal plate and the fiber reinforced resin plate can be prevented.
  • the composite material of the third aspect of the present invention is the composite material of the first aspect or the second aspect, wherein the layer thickness defining member is a nonwoven fabric or a woven fabric.
  • the layer thickness regulating member is a nonwoven fabric or a woven fabric, it is possible to suppress the occurrence of cracks in the adhesive layer. Moreover, even if a crack occurs in the adhesive layer, the progress of the crack can be suppressed by the bridging effect of the non-woven fabric or the woven fabric (effect in which the fibers are intertwined).
  • a method for producing a composite material comprising: placing an adhesive layer and a layer thickness defining member that defines a layer thickness of the adhesive layer on a bonding surface of a metal plate and a fiber reinforced resin plate; Press-molding the metal plate and the fiber-reinforced resin plate, and bonding the metal plate and the fiber-reinforced resin plate.
  • the metal plate and the fiber reinforced resin plate are press-molded in a state where the layer thickness defining member is sandwiched between the metal plate and the fiber reinforced resin plate.
  • the layer thickness (layer thickness) can be ensured.
  • the method for manufacturing a composite material according to the fifth aspect of the present invention includes the step of evacuating the adhesive layer before press molding in the method for manufacturing a composite material according to the fourth aspect.
  • the adhesive layer is evacuated before press molding, it is possible to suppress air from staying in the adhesive layer.
  • a composite material manufacturing method is the composite material manufacturing method according to the fourth aspect or the fifth aspect, wherein the metal plate and the fiber reinforced resin plate are bent into a product shape, and then the metal The adhesive layer and the layer thickness regulating member are disposed on the bonding surface of the plate and the fiber reinforced resin plate.
  • the adhesive layer and the layer thickness regulating member are provided on the bonding surface of the metal plate and the fiber reinforced resin plate. Since it arrange
  • the thickness of the adhesive layer can be sufficiently secured.
  • FIG. 6 is an enlarged view of an arrow 6X part in FIG. 5.
  • the composite material of 1st Embodiment is used as SB side frame 10 mentioned later.
  • FIG. 9 is a perspective view of the entire skeleton of the vehicle seat 100 as viewed from the front left of the seat. Note that an arrow FR appropriately shown in the drawings indicates the front of the seat, an arrow UP indicates the upper side of the seat, and an arrow RH indicates the right side of the seat (one side in the seat width direction).
  • the vehicle seat 100 includes a seat cushion frame 110 that constitutes a skeleton of a seat cushion (not shown) on which an occupant is seated, a seat back frame 120 that constitutes a skeleton of a seat back (not shown) that supports the back of the seated occupant, It is comprised including.
  • the seat cushion frame 110 includes a pair of seat cushion side frames (hereinafter referred to as “SC side frames”) 112 and a seat cushion panel (hereinafter referred to as “SC panel”) 114.
  • SC side frames seat cushion side frames
  • SC panel seat cushion panel
  • the SC side frame 112 is provided on each side of the seat cushion frame 110 in the seat width direction.
  • the SC side frame 112 has a plate shape, and extends in the front-rear direction of the sheet with the plate thickness direction as the seat width direction. Further, both ends of the SC side frame 112 in the short side direction (both ends in the sheet vertical direction in FIG. 9) are bent inward in the sheet width direction.
  • a conventionally known slide mechanism 116 is provided below the SC side frame 112, and the SC side frame 112 is connected to the vehicle body floor (not shown) of the vehicle by the slide mechanism 116.
  • connection pipe 118 is provided between the pair of SC side frames 112, and a substantially pipe-shaped connection pipe 118 is provided at the end portion on the rear side of the seat, and the pair of SC side frames 112 are connected by the connection pipe 118.
  • the SC panel 114 extends in the sheet width direction, and both end portions thereof are fixed to bent portions on the upper side of the pair of SC side frames 112, respectively.
  • the seat back frame 120 includes a pair of seat back side frames (hereinafter referred to as “SB side frames”) 10, an upper pipe 122, and an upper panel 124.
  • SB side frames seat back side frames
  • the SB side frame 10 is provided on both sides of the seat back frame 120 in the seat width direction.
  • the SB side frame 10 has a plate shape, and extends in the vertical direction of the sheet with the plate thickness direction as the sheet width direction. Further, both end portions in the short direction of the SB side frame 10 (both end portions in the seat front-rear direction in FIG. 9) are bent inward in the seat width direction.
  • the lower end portion of the SB side frame 10 is connected to the rear end portion of the SC side frame 112 by a conventionally known reclining mechanism (not shown).
  • the upper pipe 122 is bent in a substantially U shape, and both end portions are respectively fixed to upper end portions (end portions on the upper side of the seat) of the pair of SB side frames 10 so that upper end portions of the pair of SB side frames 10 are connected to each other. It is connected.
  • the upper panel 124 extends in the seat width direction, and both end portions thereof are respectively fixed to bent portions on the seat rear side of the pair of SB side frames 10.
  • FIG. 1 shows a cross section of the SB side frame 10 (cross section in a direction orthogonal to the plate thickness direction).
  • the SB side frame 10 includes a metal side frame substrate 20, a fiber reinforced resin (FRP) side frame reinforcing plate 30, and an adhesive layer 40 for bonding the side frame substrate 20 and the side frame reinforcing plate 30 together.
  • FRP fiber reinforced resin
  • the side frame substrate 20 of the present embodiment is an example of a metal plate
  • the side frame reinforcing plate 30 of the present embodiment is an example of a fiber reinforced resin plate
  • the adhesive layer 40 of the present embodiment is an example of an adhesive layer. is there.
  • the SB side frame 10 is formed by sequentially arranging an adhesive layer 40 and a side frame reinforcing plate 30 on the outer side of the side frame substrate 20 in the sheet width direction.
  • the side frame substrate 20 forms an inner portion of the SB side frame 10 in the seat width direction.
  • a high-tensile steel plate an aluminum plate (for example, duralumin) or the like may be used.
  • a high-tensile steel plate having a plate thickness of 0.5 mm and a tensile strength of 590 MPa is used as the side frame substrate 20.
  • the side frame reinforcing plate 30 covers the entire outer peripheral surface (surface on the outer side in the sheet width direction) 20A of the side frame substrate 20 with the adhesive layer 40 interposed therebetween.
  • CFRP carbon fiber reinforced resin
  • GFRP glass fiber reinforced resin
  • natural fiber for example, bamboo, kenaf, etc.
  • a carbon fiber reinforced resin plate formed by stacking eight prepreg materials (matrix resin mixed with carbon fibers) having a thickness of 0.22 mm is used as the side frame reinforcing plate 30, a carbon fiber reinforced resin plate formed by stacking eight prepreg materials (matrix resin mixed with carbon fibers) having a thickness of 0.22 mm is used. .
  • the adhesive layer 40 includes an adhesive and a nonwoven fabric 42 impregnated with the adhesive.
  • the nonwoven fabric 42 of this embodiment is an example of a layer thickness regulating member.
  • the non-woven fabric 42 is disposed over the entire adhesive layer 40, in other words, between the side frame substrate 20 and the side frame reinforcing plate 30.
  • this nonwoven fabric 42 natural fibers or chemical fibers may be used.
  • the nonwoven fabric 42 uses the fiber which has insulation.
  • the nonwoven fabric 42 of this embodiment is a nonwoven fabric formed with the polyester fiber.
  • thermosetting resin such as an epoxy resin or a urethane resin.
  • an epoxy resin is used as the adhesive.
  • the adhesive layer 40 has a substantially constant thickness (layer thickness) t. That is, the thickness t of the adhesive layer 40 can be defined by the thickness of the nonwoven fabric 42.
  • the layer thickness t of the adhesive layer 40 is preferably 70 ⁇ m or more, more preferably about 100 ⁇ m.
  • a side frame substrate 20 is formed by bending a metal plate (in this embodiment, a high-tensile steel plate) into a product shape.
  • a film-like adhesive layer 40 composed of a nonwoven fabric 42 (nonwoven fabric having a substantially uniform thickness) impregnated with an uncured adhesive is disposed on the entire outer peripheral surface 20 ⁇ / b> A of the side frame substrate 20.
  • the side frame substrate 20 may be degreased before the adhesive layer 40 is disposed. Further, the entire outer peripheral surface 20A of the adhesive layer 40 may be roughened (for example, plasma treatment).
  • the inner peripheral surface 30 ⁇ / b> A of the side frame reinforcing plate 30 that has been bent into a product shape in advance is disposed via the adhesive layer 40 so as to cover the entire outer peripheral surface 20 ⁇ / b> A of the side frame substrate 20.
  • the adhesive layer 40 having the nonwoven fabric 42 is disposed on the bonding surface (the outer peripheral surface 20A and the inner peripheral surface 30A) of the side frame substrate 20 and the side frame reinforcing plate 30.
  • the side frame reinforcing plate 30 is formed by stacking a plurality of film-shaped prepreg materials (matrix resin mixed with carbon fibers) bent into a product shape.
  • the side frame substrate 20 is set with the side frame reinforcing plate 30 facing down on the preheated (preheated) lower mold 50, and the lower mold 50 and the upper mold 60 are closed. Thereby, the side frame board
  • the press molding is performed in a state where the nonwoven fabric 42 is sandwiched between the side frame substrate 20 and the side frame reinforcing plate 30, the side frame substrate 20 and the side frame reinforcing plate 30 can be connected even if the adhesive layer 40 is pressed. A sufficient thickness (layer thickness) of the adhesive layer 40 to be bonded can be ensured.
  • the nonwoven fabric 42 is disposed on the entire outer peripheral surface 20A of the side frame substrate 20, the thickness of the adhesive layer 40 can be ensured substantially uniformly.
  • the side frame substrate 20 and the side frame reinforcing plate 30 are bent into a product shape before press forming, for example, the side frame substrate 20 or the side frame reinforcing plate 30 is press formed while being bent.
  • the thickness of the adhesive layer 40 (nonwoven fabric 42) can be prevented from being offset.
  • the upper die 60 may be preheated (preheated) instead of the lower die 50, or both the lower die 50 and the upper die 60 may be preheated.
  • the lower mold 50 and the upper mold 60 are opened, and the side frame substrate 20 to which the side frame reinforcing plate 30 is bonded through the adhesive layer 40, that is, the SB side frame 10, is taken out. Thereby, the SB side frame 10 is completed.
  • the thickness of the adhesive layer 40 can be sufficiently ensured. That is, the thickness of the adhesive layer 40 can be defined according to the thickness of the nonwoven fabric 42 sandwiched between the side frame substrate 20 and the side frame reinforcing plate 30.
  • the thickness of the adhesive layer 40 when the thickness of the adhesive layer 40 is increased, for example, a moment on the rear side of the seat acts on the SB side frame 10 so that the side frame substrate 20 and the side frame reinforcing plate 30 are displaced in a direction perpendicular to the plate thickness direction.
  • the shearing force F see FIG. 2 acts on the adhesive layer 40
  • the maximum allowable shear strain that can be allowed by the adhesive layer 40 in FIG. 2, the shear strain is indicated by L
  • the maximum allowable shear strain can be adjusted by defining the thickness of the adhesive layer 40, so that the maximum shear strength can be set to an appropriate value.
  • the nonwoven fabric 42 formed with the fiber (polyester fiber) which has insulation is used, the electric corrosion (potential difference corrosion) between the side frame board
  • the nonwoven fabric 42 since the nonwoven fabric 42 is used, it is possible to suppress the occurrence of cracks in the adhesive layer 40. Moreover, even if a crack occurs in the adhesive layer 40, the progress of the crack can be suppressed by the bridging effect of the nonwoven fabric 42 (effect in which fibers are entangled with each other).
  • the nonwoven fabric 42 is used as an example of the layer thickness defining member, but the present invention is not limited to this configuration, and a woven fabric may be used as an example of the layer thickness defining member.
  • the thing similar to the fiber applicable to the above-mentioned nonwoven fabric 42 can be used for a textile fabric.
  • a woven fabric is used instead of the nonwoven fabric 42, the same effect as that of the first embodiment can be obtained.
  • a fiber body in which insulating fibers are arranged in one direction may be used.
  • the side frame reinforcing plate 30 is press-molded after being bonded to the side frame substrate 20 via the adhesive layer 40.
  • the side frame substrate 20 to which the side frame reinforcing plate 30 is bonded is housed in a bag-like decompression bag 72 of the decompression device 70, and the decompression bag 72 is filled with a decompressor. Press molding may be performed after the pressure is reduced by 74 (so-called vacuum pump) to release air from the adhesive layer 40 (evacuation).
  • the press molding machine may be provided with a pressure reducing function to perform pressure reduction simultaneously with press molding.
  • the SB side frame 10 of the first embodiment is formed by sequentially arranging the adhesive layer 40 and the side frame reinforcing plate 30 on the outer side of the side frame substrate 20 in the sheet width direction, but the present invention is not limited to this configuration.
  • the SB side frame 10 may be formed by sequentially arranging the adhesive layer 40 and the side frame reinforcing plate 30 inside the side frame substrate 20 in the sheet width direction. Even in this case, the same effects as those of the first embodiment can be obtained.
  • the entire outer peripheral surface 20A of the side frame substrate 20 is covered with the side frame reinforcing plate 30 via the adhesive layer 40, but the present invention is not limited to this configuration.
  • the SB side frame 10 may have a configuration in which a part of the outer peripheral surface 20A of the side frame substrate 20 is covered with the side frame reinforcing plate 30 via the adhesive layer 40.
  • both ends of the outer peripheral surface 20A of the side frame substrate 20 in the short direction (synonymous with the short direction of the SB side frame 10) (for example, the portion folded in FIG. 1) are side frame reinforced via the adhesive layer 40.
  • It is good also as a structure covered with the board 30 namely, the structure which covers the part except the center part of the transversal direction 20A of the outer peripheral surface 20A of the side frame board
  • the composite material of the present invention is used for the SB side frame 10.
  • the present invention is not limited to this configuration, and is used for other members (for example, the upper panel 124) constituting the seat back frame 120. May be.
  • the member for example, SC side frame 112 which comprises the seat cushion frame 110, etc.
  • the composite member of the present invention is used as a member constituting an automobile.
  • the present invention is not limited to this structure, and the composite member constitutes a device other than an automobile (for example, an aircraft or a ship). You may use also for the member to do.
  • the side frame substrate of the test SB side frame is formed of SPFC590 having a thickness of 0.5 mm, and the side frame reinforcing plate is formed by stacking eight layers of CFRP prepreg material having a thickness of 0.22 mm.
  • the layer thickness is 70 micrometers.
  • the SB side frames of Comparative Examples 2 to 4 use the adhesive layer composed only of the epoxy resin, the thickness of the adhesive layer cannot be secured, and the layer thickness is significantly less than 70 ⁇ m.
  • the SB side frame of Comparative Example 1 is formed by a “conventional process” in which the side frame reinforcing plate is bonded to the side frame substrate using the matrix resin of the side frame reinforcing plate as an adhesive.
  • the side frame substrate and the side frame reinforcing plate were bonded together with an uncured adhesive layer, and after vacuuming, the adhesive layer was subjected to press molding. Is cured in an “improving step” in which a side frame reinforcing plate is bonded to the side frame substrate.
  • Example 1 As shown in Table 1, in Examples 1 and 2, compared to Comparative Examples 2 to 4, since the required thickness of the adhesive layer is secured, the maximum load is increased by increasing the allowable shear strain amount. The maximum displacement is also improved. Further, in Example 1, since the side frame substrate is subjected to the plasma treatment, the adhesive force between the adhesive layer and the side frame substrate is improved as compared with Example 2, so that the maximum load and the maximum displacement are improved. Yes.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Laminated Bodies (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Abstract

La présente invention se rapporte à un cadre latéral SB (10) donné à titre d'exemple d'un matériau composite formé par liaison d'un substrat de cadre latéral (20) en tant que plaque de métal et d'une plaque de renforcement de cadre latéral (30) en tant que plaque de résine renforcée par des fibres au moyen d'une couche d'adhérence (40), ledit cadre latéral SB comprenant un tissu non tissé (42) donné à titre d'exemple d'un élément qui définit une épaisseur de couche qui est agencé entre le substrat de cadre latéral (20) et la plaque de renforcement de cadre latéral (30) et qui définit l'épaisseur de couche de la couche d'adhérence (40).
PCT/JP2014/050705 2013-01-17 2014-01-16 Matériau composite et procédé de fabrication d'un matériau composite WO2014112562A1 (fr)

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WO2020213698A1 (fr) * 2019-04-16 2020-10-22 日本製鉄株式会社 Composite métal/résine renforcée par des fibres
TWI793917B (zh) * 2021-01-07 2023-02-21 日商日本製鐵股份有限公司 複合構件及具有伴隨作動而發熱之器件之機器

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FR3025131B1 (fr) * 2014-09-03 2016-09-16 Airbus Group Sas Piece composite thermodurcissable pre-polymerisee et procedes de realisation d'une telle piece
JP2017042965A (ja) * 2015-08-25 2017-03-02 林シーカ・オートモーティブ株式会社 金属板補強体
JP6303053B1 (ja) * 2017-07-26 2018-03-28 株式会社Ｔｈｅ ＭＯＴ Ｃｏｍｐａｎｙ 金属−繊維強化樹脂複合成型体の製造方法
FR3072604B1 (fr) * 2017-10-23 2020-11-20 Paradox Procede de collage structural de pieces de structure et insert de collage pour la mise en oeuvre dudit procede
JP6401413B1 (ja) * 2018-03-05 2018-10-10 株式会社Ｔｈｅ ＭＯＴ Ｃｏｍｐａｎｙ 金属−繊維強化樹脂複合成型体の製造方法
WO2019202975A1 (fr) 2018-04-18 2019-10-24 日本製鉄株式会社 Composite de métal et de matériau de résine renforcé par des fibres de carbone, et procédé de fabrication de composite de métal et de matériau de résine renforcé par des fibres de carbone

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TWI793917B (zh) * 2021-01-07 2023-02-21 日商日本製鐵股份有限公司 複合構件及具有伴隨作動而發熱之器件之機器

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