JPH0263724A - 繊維強化されたプラスチック部品を補強材に接着するための方法及び装置 - Google Patents

繊維強化されたプラスチック部品を補強材に接着するための方法及び装置

Info

Publication number
JPH0263724A
JPH0263724A JP1111926A JP11192689A JPH0263724A JP H0263724 A JPH0263724 A JP H0263724A JP 1111926 A JP1111926 A JP 1111926A JP 11192689 A JP11192689 A JP 11192689A JP H0263724 A JPH0263724 A JP H0263724A
Authority
JP
Japan
Prior art keywords
assembly
bonding
adhesive
reinforced plastic
electrodes
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP1111926A
Other languages
English (en)
Other versions
JPH0569699B2 (ja
Inventor
Kenneth A Iseler
ケネス・アルフレッド・アイズラー
Robert E Wilkinson
ロバート・アール・ウイルキンソン
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ThyssenKrupp Budd Co
Original Assignee
Budd Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Budd Co filed Critical Budd Co
Publication of JPH0263724A publication Critical patent/JPH0263724A/ja
Publication of JPH0569699B2 publication Critical patent/JPH0569699B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • 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
    • B29C66/13—Single flanged joints; Fin-type joints; Single hem joints; Edge joints; Interpenetrating fingered joints; Other specific particular designs of joint cross-sections not provided for in groups B29C66/11 - B29C66/12
    • B29C66/131—Single flanged joints, i.e. one of the parts to be joined being rigid and flanged in the joint area
    • 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
    • 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
    • B29C65/04—Dielectric heating, e.g. high-frequency welding, i.e. radio frequency welding of plastic materials having dielectric properties, e.g. PVC
    • 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
    • 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
    • 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
    • B29C66/349—Cooling the welding zone on the welding spot
    • B29C66/3494—Cooling the welding zone on the welding spot while keeping the welding zone under pressure
    • 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
    • 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
    • B29C66/73—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
    • B29C66/737—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 state of the material of the parts to be joined
    • B29C66/7375—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 state of the material of the parts to be joined uncured, partially cured or fully cured
    • B29C66/73753—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 state of the material of the parts to be joined uncured, partially cured or fully cured the to-be-joined area of at least one of the parts to be joined being partially cured, i.e. partially cross-linked, partially vulcanized
    • 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
    • B29C66/737—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 state of the material of the parts to be joined
    • B29C66/7375—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 state of the material of the parts to be joined uncured, partially cured or fully cured
    • B29C66/73755—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 state of the material of the parts to be joined uncured, partially cured or fully cured the to-be-joined area of at least one of the parts to be joined being fully cured, i.e. fully cross-linked, fully vulcanized
    • 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
    • B29C66/739—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 material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/7394—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 material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoset
    • 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
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
    • B29C66/81431—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined comprising a single cavity, e.g. a groove
    • 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
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/818—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the cooling constructional aspects, or by the thermal or electrical insulating or conducting constructional aspects of the welding jaws or of the clamps ; comprising means for compensating for the thermal expansion of the welding jaws or of the clamps
    • B29C66/8181—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the cooling constructional aspects, or by the thermal or electrical insulating or conducting constructional aspects of the welding jaws or of the clamps ; comprising means for compensating for the thermal expansion of the welding jaws or of the clamps characterised by the cooling constructional aspects
    • B29C66/81811—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the cooling constructional aspects, or by the thermal or electrical insulating or conducting constructional aspects of the welding jaws or of the clamps ; comprising means for compensating for the thermal expansion of the welding jaws or of the clamps characterised by the cooling constructional aspects of the welding jaws
    • 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
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/818—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the cooling constructional aspects, or by the thermal or electrical insulating or conducting constructional aspects of the welding jaws or of the clamps ; comprising means for compensating for the thermal expansion of the welding jaws or of the clamps
    • B29C66/8187—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the cooling constructional aspects, or by the thermal or electrical insulating or conducting constructional aspects of the welding jaws or of the clamps ; comprising means for compensating for the thermal expansion of the welding jaws or of the clamps characterised by the electrical insulating constructional aspects
    • B29C66/81871—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the cooling constructional aspects, or by the thermal or electrical insulating or conducting constructional aspects of the welding jaws or of the clamps ; comprising means for compensating for the thermal expansion of the welding jaws or of the clamps characterised by the electrical insulating constructional aspects of the welding jaws
    • 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
    • B29C66/82—Pressure application arrangements, e.g. transmission or actuating mechanisms for joining tools or clamps
    • B29C66/824—Actuating mechanisms
    • B29C66/8242—Pneumatic or hydraulic drives
    • 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
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • 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
    • B29C65/4805—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
    • B29C65/485—Multi-component adhesives, i.e. chemically curing as a result of the mixing of said multi-components
    • 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
    • B29C65/4865—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding containing additives
    • B29C65/487—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding containing additives characterised by their shape, e.g. being fibres or being spherical
    • B29C65/4875—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding containing additives characterised by their shape, e.g. being fibres or being spherical being spherical, e.g. particles or powders
    • 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
    • B29C65/4865—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding containing additives
    • B29C65/4885—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding containing additives characterised by their composition being non-plastics
    • B29C65/489—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding containing additives characterised by their composition being non-plastics being metals
    • 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
    • B29C66/739—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 material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/7394—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 material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoset
    • B29C66/73941—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 material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoset characterised by the materials of both parts being thermosets
    • 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
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
    • B29C66/81411—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat
    • B29C66/81421—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being convex or concave
    • B29C66/81423—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being convex or concave being concave
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Moulding By Coating Moulds (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【発明の詳細な説明】 〈産業上の利用分野〉 本発明は接着技術に関し、更に詳しくは繊維強化プラス
チック（Ｆ　ＲＰ）製の自動車車体部品同士を接着する
ための装置及びその方法に関する。
〈従来技術及び発明が解決しようとする課題〉近年の車
両設計においては、以前は主流であった金属部品をより
軽量のプラスチック部品に代替しようとする傾向が大き
い。特に、ボンネット。
ドア、屋根その他の自動車車体外側組立部分について、
金属ソートに代えてＦＲＰ製品を用いることは、種々の
利点をもたらす。十分な剛性と機械的強度を組立部品に
与えるために、このＦＲＰエクステリアバネルを更に補
強材で補強することが、時として必要とされる。
補強材を熱硬化ＦＲＰ部品に接着する場合、従来は輻射
加熱力が主として採用されていた。しかしながら輻射加
熱法による加熱速度は概して極度に緩慢であり、不均一
な接着をもたらしたり、或は接着剤によ一ンて生じる熱
が過度に高熱となって該接着剤が燃焼したり外皮部材か
ら露出したりする不利をもたらすことがあった。誘導加
熱法による場合には、一般に、接着剤や加熱領域におい
て金属粒子（ｍｅｔａｌｌｉｃ　ｐａｒｔｉｃｌｅｓ）
を用いることが要求される！こめ、極めて高精度な表面
特性が要求される自動車の車体エクステリアバネルアセ
ンブリに８ける接着方法としては実際上採用することが
困難である。
誘電加熱法の適用についても試みがなされているが、単
一の細長い電極を用いて約１２０ｃｍ（約４フインチ）
を越える部品を３４ＭＨｚにて接着しようとすると、意
外にも不均一な加熱が生ずることが判明している。かか
る現象が生ずる理由については必ずしも完全に解明され
ていないが、該単一の電極の長さが交流電圧源の波長の
１／１５に近くなり、従って１０％或はそれ以上の熱変
化を生ずるために、該細長い電極における様々な領域に
輻射エネルギーのピーク点が存在し、これが故に不均一
加熱が生ずるものと考えられる。即ち、２つの対向配置
された電極の長さに沿って様々な電圧上昇が発生し、故
に部品加熱が不均一となるものと考えられる。
〈課題を解決するための手段及び作用〉本発明は上記し
た従来技術の遭遇する課題に鑑み、補強材をＦＲＰ車体
車体エクスアリア部材して迅速に接着するための方法及
び装置を提供することを主目的とする。
本発明の他の目的は、ＦＲＰ車体車体エクスアリア部材
面特性を損なわずにこれに補強材を接着することのでき
る方法及び装置を提供することにある。
本発明の更に別の目的は、補強材をＦＲＰ車体車体エク
スアリア部品して接着させるに際し、これら部品の寸法
に拘わらずに均等な接着を実現することのできる方法及
び装置を提供することにある。
かかる目的を達成するために創案された本発明は、硬化
した繊維強化プラスチック部品を補強材に接着する技術
であって、未硬化の熱硬化性接着剤を、上記硬化した繊
維強化プラスチック部品とそれに対する上記補強材とに
おける夫々の接合面の間に介在せしめることによって、
１つのアセンブリを形成し、該アセンブリを２つの電極
間に配置せしめ、次いで該接着剤を硬化させるに十分な
時間これら電極に高周波信号を印加せしめることを特徴
としている。
〈実施例〉 本発明は既述したように、特に、自動車のボンネット、
ドア、屋根、バンパ等の車体エフステリアのアセンブリ
における強化された製品に関する。
本発明によれば、主として車体エフステリアにおけるＦ
ＲＰ製品であるところの第１部材と、同様にＦＲＰ製品
であることが好ましいが他のプラスチック製品や或は金
属製品であっても良い補強材であるところの第２部材と
を接着させる迅速な手法が提供される。ある場合、例え
ばバンバ・アセンブリにおけるような場合には、第１部
材と第２部材とは相互に補強し合う。即ち、第２ｓ材は
自動車アセンブリの外側面の一部を実際に構成して信号
灯やヘッドライト等の自動車造作を配置せしめるごとを
可能にする。
本発明は以下において自動車のボンネット・アセンブリ
の製造に関して詳細に記述されるが、特許請求の範囲の
各項に画定される本発明はこの特別の適用に限定される
ものでないことが当業者には理解されるであろう。
符号ＩＯによって概括的に示されるボンネット・アセン
ブリが図示されている。アセンブリＩＯは約０．２〜０
．３ｍｍ（約０．０８−０．１２インチ）の厚さを持つ
比較的薄い外皮部材１２と補強材１４とから構成される
。外皮部材１２はＦＲＰ製品であり、好ましくは真空下
において圧縮成形された熱硬化性のシートモールディン
グコンパウンド（ｓｈｅｅｔ　ｍｏｌｄｉｎｇｃｏｍｐ
ｏｕｎｄ　−Ｓ　Ｍ　Ｃ）材料より成る。かかる成形技
術は本出願人に譲渡された米国特許第４，４８８．８６
２号、第４，５５１．０８５号及び第４．６１２，１４
９号に記述されている。
本発明は、外皮部材１２が約９００ｃｍ２を越える比較
的大きな表面積を有し少なくとも一つの長さ寸法が約１
２０ｃｍ以上である、ボンネット、屋根その他の自動車
エフステリア車体パネルである場合に、特に好適な実用
性を発揮する。これらのパネルは、通常の場合、十分な
機械的剛性を備えるために補強されることを要し、また
その外面は円滑で美的であることが自動車製造上重要で
ある。
この基準は一般に「Ａ級面」として参照される。
非限定的な具体例として、アセンブリ１０は米国フォー
ド社のミニパン用のボンネットであり、その外寸は略］
、　４２ｃｍ×５６ｃｍ　（５６インチＸ２２インチ）
であり、厚さは外皮部材公約２　、５　ｍｍ（０，１イ
ンチ）に補強材公約２．３ｍｍ（０，０９インチ）を加
えて計約４．８ｍｍ（０，１９インチ）である。
好ましくは、補強材１４も同様にＦＲＰ製品より成る。
図示の実施例において、補強材１４は平面「８の字形」
に成形され、第３図及び第４図により明瞭に示される如
く各々の脚は断面帽子（ｈａｔ）状に設計されている。
かかる帽子状断面形状は、盛り上がったドーム部１６と
その両端に接続されるべく対向配置されている一対の７
ランジ部１８とによって特徴付けられている。
補強材Ｉ４を外皮部材１２に接着するために、第３図乃
至第６図に示されるように、接着剤２２をフランジ部１
８上に塗布した後、補強材１４を逆さにして外皮部材１
２の内面上に載置する。接着剤２２は硬化時に誘電性（
ｄｉｅｌｅｃｔｒｉｃ　ｐｒｏｐｅｒｔｉｅｓ）に変化
を示す熱硬化性樹脂である。この接着剤は好ましくは架
橋結合されていない（ｕｎｃｒｏｓｓｅｄｌｉｎｋｅｄ
）ポリマー及びモノマーより成る樹脂を主体とし、残部
が硬化剤ないし触媒より成る。現時点においてはエポキ
シ樹脂接着剤が特に好ましいものと認められるが、ポリ
ウレタン樹脂接着剤も使用可能である。これらの接着剤
は、その接着性を発揮するために化学変化に頼ることの
ない糊、例えば動物性の糊とは明らかに区別される。後
述するところから明らかなように、本発明においては上
述した接着剤の特性を利用することによって大きな利点
をもたらすことができる。非限定的な具体例によれば、
かかる接着剤２２はロード社（Ｌｏｒｄ　Ｃｏｒｐｏｒ
ａｔｉｏｎ）製のエポキシ接着剤“Ｌｏｒ、ｄ３２０／
　３２２’である。
第６図を参照しながら説明すると、外皮部材と接着剤と
補強材とから成るアセンブリは、次いで誘電ヒータ（ｄ
ｉｅｌｅｃｔｒｉｃ　ｈｅａｔｅｒ）　２６の室２７に
移送される。これは各種の態様によって実現可能である
。本実施例においては、外皮部材１２の底面の外側端に
接触する複数の触手２１上にアセンブリを載置する。触
手２１はローラ２３上に乗って滑車を構成し、ピストン
機構２５によってアセンブリを第６図右方向に移送する
。アセンブリはかくして誘電ヒータ２６の室２７に搬送
され、外皮部材１２がネスト２０上に支持される所定位
置に到達する。第４図により明瞭に示される如く、ネス
ト２０の上面は外皮部材１２のＡ級面の輪郭に合致する
よう成形されており、接着工程中においてアセンブリを
安定的に支持する。坏スト２０は小さな誘電損特性（Ｉ
ＯＷ　ｄｉｅｌｅｃｔｒｉｃ　１ｏｓｓ　ｃｈａｒａｃ
ｔｅｒｉｓｔｉｃｓ）を示すものでなければならない。
本実施例においてネスト２０はアルミニウム製であるが
他の材料例えば真ちゅうも使用可能である。
接着工程の間中外皮部材１２の外面を約４．４〜６５．
６°Ｃ！（４０−１５０°Ｆ）の一定温度に維持するた
めに、導入口２３から排出口２５に向けて冷媒を循環せ
しめる。
ネスト２０はアース３４された電極板３０に取り付けら
れている。ネスト２０と電極板３０とより成る組立体は
水圧ピストン３２によって駆動される。外皮部材と接着
剤と補強材とから成るアセンブリをネスト２０上に配置
した後、水圧ピストン３２を作動させてネストを上昇さ
せ、もって該アセンブリを支持触手２１から離隔ぜしめ
、ホスト２０内の外皮部材１２を浮遊させる。ピストン
３２は引き続きネスト２０を上昇させて、符号３６で概
括的に示される上方電極アセンブリに向かわせる。
電極アセンブリ３６は、フレーム４０（第４図及び第５
図参照）によって所定位置に保持された一連のセグメン
トないし電気絶縁された凝集器部材３８を有している。
各々の凝集器部材３８は略Ｕ字形をなし、下方に突出す
る一対の脚部４２が一体的に形成されている。この脚部
４２は、第４図に明瞭に示される如く、補強材１４のフ
ランジ部１８に対応するような形状に形成されている。
一対の脚部４２間に形成される凹部４４は補強材１４の
ドーム部１６のためのクリアランスを与える。凝集器部
材３８は、高周波電圧源４６からのエネルギーを、接着
剤２２が塗布された特定の領域において集中させる働き
をなす。
電極アセンブリ３６には、更に、凝集器部材３８上に被
着された複数の電極板４８を有している。
第４図においてかかる電極板として３つの電極板４８．
５０．５２が示されているが、実際には第５図に示され
るようにより多数の電極板が用いられることを理解すべ
きである。電極板４８．５０５２もまたアルミニウムや
真ちゅうのような導電性の素材によって構成されている
。これら電極板の各々は、上方電極５４と該上方電極と
電極板４８．５０．５２との間に夫々設けられたエアギ
ャップ４９．５１．５３とによって示されるように、高
周波電圧源４６に接続されている。
電極板４８，５０．５２と上方電極５４との間のエアギ
ャップないし間隔、即ち凝集器部材３８を介して電極板
の下方に存在する加熱されるべき領域を調節するだめの
配慮がなされる。電極板と上方電極との間の間隔は、加
熱されるべき材に与えられるエネルギー量に対して影響
を与える。本実施例では、エアギャップ４９．５１．５
３の寸法を調節することによって、下方の接着剤に実際
に発生する熱量を調節している。これによって均一な加
熱を実現し、均一な接着強度を発揮せしめることが可能
となる。各々の凝集器部材３８の下方において実際に発
生する熱を独立して調節することは、アセンブリ１０の
大きさやそれによって生ずる不均一性に拘わらず、該ア
センブリに対して実質的に均一な加熱を与えることを可
能にする。
かかる調節は各種の方法によって実現可能である。
第４図において、この機能は、各電極板４８，５０．５
２とその関連する凝集器部材３８とを連結する伸縮自在
管５６によって与えられる。凝集器部材３８の大きさと
その加熱されるべき水平領域とに応じて、複数の伸縮自
在管５６を介して１以上の電極板を取り付けることがで
きる。
電圧源４６は電極アセンブリ３６と下方電極板３０との
間に高周波静電界を発生させる。電圧源４６から与えら
れる実効電圧（ＲＭＳ　ｖｏｌｔａｇｅ）は、例えば３
００〜８，０ＯＯＶ　であり得る。３ＯＯＶ未満の電圧
は接着剤２２を効果的に加熱するに不十分であると考え
られるため好ましくない。逆に８，０ＯＯＶ　を越える
と電極板４８．５０．５２と接地（ｇｒｏｕｎｄ）との
間に深刻な電気絶縁の問題が生じ始めるために、これも
好ましくない。電圧源４６は２５〜４０ＭＨｚの発振な
いし交流周波数を与える。１０ＭＨｚ未満の周波数では
、接着剤２２を加熱するために必要な電圧が過大となっ
て同一の加熱時間を期し難くなりと共にアーク放電が生
ずる可能性が大となる（ｇｒｅａｔｅｒ　ｐｒｏｂａｂ
ｉｌｉｔｙ　ｏｆ　ａｒｃｉｎｇ　ｏｃｃｕｒｉｎｇ）
ので、好ましくないと考えられる。ｌｌＯＭＨｚを越え
る周波数もまた好ましくないと考えられる。なぜならば
、必要とされる電極板４８．５０．５２の数が過大とな
り、接着剤の均一加熱を達成することがより困難となる
からである。更に、ｌｌＯＭＨｚを越える周波数の場合
、凝集器部材３８間の接続がより複雑化するため、夫々
の電極板４８，５０．５２の調整がより交錯化すること
になる。最適な周波数は、電極アセンブリにおけるアー
ク放電を最小に抑制しつつ十分に急速に短時間で加熱を
行うことのできるような数値のものであると考えられる
。更にまた、周波数が余りに高いと、接着剤２２の加熱
が余りに急速に行われ過ぎて、その内部における化学反
応が温度上昇に追従できない場合があることを理解しな
ければならない。
本発明は大量生産に特に適している。非限定的な具体例
によれば、ネスト２０を第４図に示す位置に上昇せしめ
た後、一定周波数及び一定電圧にて１５〜１２０秒の間
室界を形成することによって、良好な接着強度が得られ
た。ここにおいて周波数及び電圧が「一定」であるとは
、加熱サイクルの間中周波数及び電圧を故意に変化させ
ることなく、顕著な二重の加熱率（ｓｉｇｎｉｆｉｃａ
ｎｔ　ｄｕａｌｈｅａｔｉｎｇ　ｒａｔｅ）を達成させ
ることを意味する。本発明者等による予期せざる発見に
よれば、この工程は、外皮部材１２の円滑な外側面を損
傷させる恐れのある過熱を未然に防止する安全機構を内
蔵する。第７図を参照して、２つの予め硬化された熱硬
化ＦＲＰ部品を接着するために化学的に反応し得る熱硬
化性接着剤を用いることにより、接着剤に発生する熱が
、接着剤を比較的急速にその硬化温度（Ｔｈ）の直後に
移行させるに十分であることが認められる。しかしなが
ら、−旦接着剤が硬化すると、印加される電界が均一で
あっても、その内部に発生する熱は低下する傾向にある
。かかる減少は完全には理解されていないが、接着剤の
硬化部分と未硬化部分との間における導電性の差に起因
するものと考えられる。この特定の具体例では、電圧源
４６は、３４ＭＨｚの周波数と約４゜４００ｖの電圧で
３０〜４０秒の開駆動される。
これによってもたらされる加熱時間は、接着剤の均一硬
化をもたらすに十分であると共に、生産効率の観点から
十分に迅速である。この後、ビストン３２を下降せしめ
、接着されたアセンブリをヒータ２６から取り出す。
本発明による方法及び装置の一実施例について詳述し図
示されているが、本発明はかかる特定の実施例に限定さ
れることなく、種々の変形態様を取り得ることに留意し
なければならない。例えば、外側の繊維強化プラスチッ
クの第１部品と、中間の金属部品と、内側の繊維強化プ
ラスチックの第２部品とから製造される自動車ドアのよ
うに３つ或はそれ以上の部品から成るアセンブリを製造
するために、当該方法及び装置を連続的に用いることが
できる。
〈発明の効果〉 本発明によれば、極めて短時間の間に、ＦＲＰ部品を補
強材に接着させることが可能であり、しかもその際に該
ＦＲＰ部品の表面特性を損なうことがない。本発明によ
れば、比較的大きなＦＲＰ部品に適用しても均一な加熱
が確保されるため、特に自動車のボンネットやドア等の
車体部品と補強材とを接着させるために好適に適用され
得る。
【図面の簡単な説明】
第１図は自動車の車体エフステリア部品とそのための補
強材とより成るアセンブリを示す分解斜視図、 第２図は第１図に示されるアセンブリの部分底面図、 第３図は第２図３−３線による部分断面図、第４図は第
５図４−４線による断面図であって本発明の好適な方法
を実施するための装置を概略的に示すもの、 第５図は第４図５−５線による断面図、第６図は第４図
及び第５図に示される装置の正面図、 第７図は接着処理工程における加熱時間と発熱との関係
を示すグラフである。 符号の説明 １０・・・ポンネント・アセンブリ　１２・・・外皮部
材１４・・・補強材　２２・・・接着剤　２６・・・誘
電ヒータ３０・・・電極板　３６・・・電極アセンブリ
　３８・・・凝集器部材　４６・・・高周波電圧源　４
８，５０．５２・・ｆ＆ｉ板 特許出願人　ザ・パッド・コムバニー

Claims (1)

  1. 【特許請求の範囲】 （１）硬化した繊維強化プラスチック部品を補強材に接
    着する方法であって、 未硬化の熱硬化性接着剤を、上記硬化した繊維強化プラ
    スチック部品とそれに対する上記補強材とにおける夫々
    の接合面の間に介在せしめることによって、１つのアセ
    ンブリを形成し、該アセンブリを２つの電極間に配置せ
    しめ、次いで該接着剤を硬化させるに十分な時間これら
    電極に高周波信号を印加せしめることを特徴とする接着
    方法。 （２）上記繊維強化プラスチック部品が自動車の外側車
    体パネルである、請求項１記載の接着方法。 （３）上記補強材が一対のフランジ部とこれらフランジ
    部の頂端部を接続するドーム部とを有し、かくして概し
    て断面ハット形をなしており、該フランジ部と上記繊維
    強化プラスチック部品との間に上記接着剤が塗布される
    ことを特徴とする、請求項２記載の接着方法。 （４）上記接着剤がエポキシ樹脂と硬化剤とを含有して
    成る２成分系エポキシ接着剤である、請求項１記載の接
    着方法。 （５）上記補強材もまた、硬化した繊維強化プラスチッ
    ク製品である、請求項３記載の接着方法。 （６）自動車の車体外皮部材を補強材に接着する方法で
    あって、 該外皮部材と該補強材とを、該補強材を一対のフランジ
    部とその頂端部を接続するドーム部とを有して断面ハッ
    ト形となるように形状付けながら、熱硬化性シートモー
    ルディングコンパウンド（ＳＭＣ）のチャージを圧縮成
    形することによって形成し、 熱硬化性のものであって樹脂と硬化剤とを含有して成る
    ２成分系のエポキシ樹脂接着剤を、該補強材の該フラン
    ジ部に塗布し、 該補強材を該外皮部材上に配置してアセンブリを形成し
    、 該アセンブリを誘電ヒータ内の電極間に挿入し、 該電極間に２分間を越えない時間だけ交流電気信号を印
    加して、接着された補強パネル・アセンブリを形成し、 該補強パネル・アセンブリを離型させることを特徴とす
    る接着方法。 （７）上記外皮部材が自動車のボンネツトの形をなして
    いる、請求項６記載の接着方法。（８）上記外皮部材が
    ２〜３ｍｍの厚さを有する、請求項６記載の接着方法。 （９）繊維強化プラスチック製品である自動車車体外皮
    部材を、一対のフランジ部とその頂端部を接続するドー
    ム部とを有して断面ハット形をなしている繊維強化プラ
    スチック製品である補強材に接着するために用いられる
    装置であって、該外皮部材をその外側面が下側となるよ
    うに支持し、その上に該補強材を載置せしめ、更に該外
    皮部材の内側面と該補強材の間に化学反応し得る接着剤
    を介在させるよう適合せしめられたアセンブリと、 該アセンブリを２つの電極間において移動させる移動手
    段と、 該外皮部材の外側面の表面品質を損なわずに該接着剤を
    硬化させるに十分な時間だけ、該電極間に高周波信号を
    印加する電圧源手段とを有して成ることを特徴とする接
    着装置。 （１０）上記電極が１２０ｃｍ以上の長さを有する、請
    求項９記載の接着装置。 （１１）上記外皮部材の外側面を実質的に一定温度に維
    持するための冷却手段を更に有する、請求項９記載の接
    着装置。 （１２）上記アセンブリが金属製のネスト部材を有し、
    上記冷却手段が該ネスト部材に冷媒を循環させる手段を
    有して成る、請求項１１記載の接着装置。
JP1111926A 1988-04-28 1989-04-28 繊維強化されたプラスチック部品を補強材に接着するための方法及び装置 Granted JPH0263724A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/187,359 US4941937A (en) 1988-04-28 1988-04-28 Method for bonding reinforcement members to FRP panels
US187,359 1988-04-28

Publications (2)

Publication Number Publication Date
JPH0263724A true JPH0263724A (ja) 1990-03-05
JPH0569699B2 JPH0569699B2 (ja) 1993-10-01

Family

ID=22688655

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1111926A Granted JPH0263724A (ja) 1988-04-28 1989-04-28 繊維強化されたプラスチック部品を補強材に接着するための方法及び装置

Country Status (10)

Country Link
US (1) US4941937A (ja)
EP (1) EP0339493B1 (ja)
JP (1) JPH0263724A (ja)
KR (1) KR970009932B1 (ja)
CN (1) CN1016766B (ja)
AU (1) AU614351B2 (ja)
BR (1) BR8901993A (ja)
CA (1) CA1320819C (ja)
DE (1) DE68918324T2 (ja)
MX (1) MX171450B (ja)

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Also Published As

Publication number Publication date
EP0339493A2 (en) 1989-11-02
CN1016766B (zh) 1992-05-27
AU614351B2 (en) 1991-08-29
JPH0569699B2 (ja) 1993-10-01
US4941937A (en) 1990-07-17
CA1320819C (en) 1993-08-03
KR890015847A (ko) 1989-11-27
MX171450B (es) 1993-10-27
EP0339493B1 (en) 1994-09-21
DE68918324T2 (de) 1995-01-19
DE68918324D1 (de) 1994-10-27
CN1037477A (zh) 1989-11-29
KR970009932B1 (ko) 1997-06-19
EP0339493A3 (en) 1991-10-23
BR8901993A (pt) 1989-12-05
AU3263589A (en) 1989-11-02

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