DE102004039312A1 - Attachment of thermoplastic plastic component onto supporting part such as vehicle interior panel involves short wave IR heating of component surface and pressing surface onto supporting part - Google Patents

Attachment of thermoplastic plastic component onto supporting part such as vehicle interior panel involves short wave IR heating of component surface and pressing surface onto supporting part Download PDF

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Publication number
DE102004039312A1
DE102004039312A1 DE102004039312A DE102004039312A DE102004039312A1 DE 102004039312 A1 DE102004039312 A1 DE 102004039312A1 DE 102004039312 A DE102004039312 A DE 102004039312A DE 102004039312 A DE102004039312 A DE 102004039312A DE 102004039312 A1 DE102004039312 A1 DE 102004039312A1
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DE
Germany
Prior art keywords
plastic part
supporting part
plastic
carrier
infrared radiation
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.)
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Application number
DE102004039312A
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German (de)
Inventor
Werner Prossliner
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.)
AVW SYSTEMTECHNIK GmbH
Original Assignee
AVW SYSTEMTECHNIK GmbH
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Filing date
Publication date
Application filed by AVW SYSTEMTECHNIK GmbH filed Critical AVW SYSTEMTECHNIK GmbH
Priority to DE102004039312A priority Critical patent/DE102004039312A1/en
Publication of DE102004039312A1 publication Critical patent/DE102004039312A1/en
Withdrawn legal-status Critical Current

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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
    • B29C66/50—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
    • B29C66/53—Joining single elements to tubular articles, hollow articles or bars
    • B29C66/532—Joining single elements to the wall of tubular articles, hollow articles or bars
    • 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
    • B29C65/14—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
    • B29C65/1403—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the type of electromagnetic or particle radiation
    • B29C65/1412—Infrared [IR] radiation
    • 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
    • B29C65/14—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
    • B29C65/1429—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface
    • B29C65/1432—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface direct heating of 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
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/14—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
    • B29C65/1429—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface
    • B29C65/1464—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface making use of several radiators
    • B29C65/1467—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface making use of several radiators at the same time, i.e. simultaneous welding
    • 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
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/47—Joining single elements to sheets, plates or other substantially flat surfaces
    • B29C66/474—Joining single elements to sheets, plates or other substantially flat surfaces said single elements being substantially non-flat
    • 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
    • B29C66/61—Joining from or joining on the inside
    • 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
    • B29C66/7392—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 thermoplastic
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
    • B29C66/912—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux
    • B29C66/9121—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature
    • B29C66/91211—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature with special temperature measurement means or methods
    • B29C66/91212—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature with special temperature measurement means or methods involving measurement means being part of the welding jaws, e.g. integrated in 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
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
    • B29C66/912—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux
    • B29C66/9121—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature
    • B29C66/91231—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature of the joining tool
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/02—Internal Trim mouldings ; Internal Ledges; Wall liners for passenger compartments; Roof liners
    • B60R13/0206—Arrangements of fasteners and clips specially adapted for attaching inner vehicle liners or mouldings
    • 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
    • B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
    • B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
    • B29C2035/0822—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation using IR radiation
    • 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
    • B29C65/14—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
    • B29C65/1403—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the type of electromagnetic or particle radiation
    • B29C65/1412—Infrared [IR] radiation
    • B29C65/1416—Near-infrared radiation [NIR]
    • 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
    • B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
    • B29C65/7841—Holding or clamping means for handling purposes
    • 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
    • B29C66/71—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 composition of the plastics material of the parts 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
    • 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
    • B29C66/72—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
    • B29C66/727—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 being porous, e.g. foam
    • 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
    • B29C66/7392—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 thermoplastic
    • B29C66/73921—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 thermoplastic characterised by the materials of both parts being thermoplastics
    • 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
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
    • B29C66/914—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux
    • B29C66/9141—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the temperature
    • B29C66/91421—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the temperature of the joining tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2101/00—Use of unspecified macromolecular compounds as moulding material
    • B29K2101/12—Thermoplastic materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
    • B29K2105/0854—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns in the form of a non-woven mat
    • 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
    • B29L2031/3005—Body finishings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Thermal Sciences (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)

Abstract

A plastic component(4) is heated with short wave infra-red (IR) radiation(1) on the surface(6) to be joined to the supporting part(12). The molten surface is then pressed against the supporting part. The maximum wavelength of the radiant heat is not >5microns. Heating is switched off as the plastic component(4) is pressed against the supporting part(12). The joining surface of the supporting part surface is covered by a non-woven fleece layer(13) against which the plastic component is pressed. An independent claim is included for the process equipment which includes an infra-red radiation source(1), a holder(5) for the plastic component(4) and a mechanism for pressing the holder with plastic component against the supporting part.

Description

Die Erfindung bezieht sich auf ein Verfahren und eine Vorrichtung zur Befestigung von Kunststoffteilen aus thermoplastischem Kunststoff an einem Trägerteil, insbesondere einem Innenverkleidungsteil im Automobilbau.The The invention relates to a method and a device for Fixing plastic parts made of thermoplastic material on a support part, in particular an interior trim part in the automotive industry.

Im Rahmen der Fertigung und des Einbaus von Innenverkleidungsteilen im Automobilbau ist es immer wieder notwendig, Kunststoffteile an diesen Verkleidungsteilen zu befestigen. Als Innenverkleidungsteile kommen dabei beispielsweise Hutablagen, Säulenverkleidungen, Kofferraumauskleidungen, Tür- und Seitenverkleidungen Himmelverkleidungen, Autoteppiche oder Instrumententafeln in Frage. Die Kunststoffteile, die an diesen Innenverkleidungsteilen zu befestigen sind, können beispielsweise Befestigungsclipse, Retainer, Scharniere, Haken, Abstandshalter, Konsolen oder dergleichen Teile sein, wobei sie meist auf der Rückseite der Innenverkleidungsteile aufgebracht werden. Die Verkleidungsteile sind meist mehrschichtig aufgebaut und bestehen im Allgemeinen aus dem eigentlichen Trägerteil, welches auf der Vorderseite meistens mit dem gewünschten Dekor versehen und an der Rückseite häufig mit einer Vliesschicht abgedeckt ist. Diese Trägerteile können aus Kunststoffen und Naturstoffen bestehen. Häufig handelt es sich um verstärkte, Formteile, z.B. Press- oder Tiefziehteile aus Kunststoff, beispielsweise Naturfaser mit Polypropylen oder Polyurethan mit Glasfaserverstärkung. Die aufzubringenden Kunststoffteile bestehen üblicherweise aus thermoplastischen Kunststoffen, wie Polypropylen (PP), Polyethylen (PE), Polyamid (PA), Polycarbonat (PC), Acrylnitril-Butadien-Styrol-Copolymere (ABS) und dergleichen, gegebenenfalls auch als Gemisch, z.B. PC/ABS oder auch z.B. aus expandiertem Polypropylen (EPP).in the Frame of manufacture and installation of interior trim parts In the automotive industry, it is always necessary to plastic parts to attach these trim parts. As interior trim parts For example, hat racks, pillar trims, boot linings, Door and door Side panels Sky panels, car carpets or instrument panels in question. The plastic parts attached to these interior trim parts can be attached for example fastening clips, retainers, hinges, hooks, Spacers, consoles or the like parts, where they mostly on the back the interior trim parts are applied. The trim parts are mostly multi-layered and generally consist of the actual carrier part, which on the front usually provided with the desired decor and at the back often with a nonwoven layer is covered. These carrier parts can be made of plastics and natural materials consist. Often are reinforced, molded parts, e.g. Pressed or deep-drawn parts made of plastic, for example natural fiber with polypropylene or polyurethane with glass fiber reinforcement. The applied plastic parts are usually made of thermoplastic Plastics, such as polypropylene (PP), polyethylene (PE), polyamide (PA), polycarbonate (PC), acrylonitrile-butadiene-styrene copolymers (ABS) and the like, optionally also as a mixture, e.g. PC / ABS or too e.g. made of expanded polypropylene (EPP).

Die Befestigung dieser kleinen Kunststoffteile erfolgt üblicherweise durch Kleben oder im Falle von kleberlosen Verbindungen mit Hilfe des Vibrations- oder Ultraschall-Schweißverfahrens. Diese Verfahren sind jedoch sehr kostenaufwendig. So sind beim Vibrationsschweißen spezielle Pressen, inklusive Schallschutzkabinen, und aufwendige Werkzeuge notwendig, während beim Ultraschallschweißen jeweils aufwendig abgestimmte Sonotroden mit den entsprechenden Konvertern und Verfahreinheiten sowie meist zusätzliche Schallschutzmaßnahmen sowie Vorkehrungen zur Vermeidung von Abmarkierungen an den Teilen erforderlich sind.The Attachment of these small plastic parts is usually done by gluing or in the case of glueless connections with the help vibration or ultrasonic welding process. This procedure However, they are very expensive. So are the vibration welding special Presses, including soundproof booths, and elaborate tools necessary, while in ultrasonic welding each elaborately tuned sonotrodes with the corresponding Converters and traversing units as well as mostly additional soundproofing measures and precautions to avoid marks on the parts required are.

Ein weiterer Vorteil des vorgeschlagenen Verfahrens ist die einfache Kombinierbarkeit mit anderen Fertigungsschritten wie z.B. StanzenOne Another advantage of the proposed method is the simple Combinability with other manufacturing steps such. punch

Aufgabe der Erfindung ist es daher, ein einfaches und kostengünstiges Verfahren bereitzustellen, mit dem die Kunststoffteile mit hoher Festigkeit an Innenverkleidungsteilen und dergleichen Trägerteilen befestigt werden können.task The invention is therefore a simple and inexpensive Provide method with which the plastic parts with high Strength attached to interior trim parts and the like support parts can be.

Dies wird erfindungsgemäß durch das im Anspruch 1 gekennzeichnete Verfahren erreicht. In den Unteransprüchen 2 bis 5 sind vorteilhafte Ausgestaltungen des erfindungsgemäßen Verfahrens wiedergegeben, während im Anspruch 6 eine bevorzugte Vorrichtung zur Durchführung des erfindungsgemäßen Verfahrens gekennzeichnet ist, welche durch die Ansprüche 7 bis 14 in vorteilhafter Weise weiter ausgebildet wird.This is inventively the method characterized in claim 1 achieved. In the dependent claims 2 to 5 are advantageous embodiments of the method according to the invention reproduced while in claim 6, a preferred device for carrying out the inventive method which is characterized by the claims 7 to 14 in an advantageous Way is further developed.

Bei dem erfindungsgemäßen Verfahren wird das Kunststoffteil mit kurzwelliger IR-Strahlung an der Befestigungsfläche aufgeschmolzen, d.h. an der Oberfläche, mit der das Kunststoffteil an dem Trägerteil befestigt wird. Das Aufschmelzen kann in kürzester Zeit erfolgen, vorzugsweise in weniger als 10 s, insbesondere weniger als 5 s. Als IR-Strahlungsquelle wird vorzugsweise eine Strahlungsquelle verwendet, bei der das Maximum der Strahlung bei einer Wellenlänge von vorzugsweise weniger als 5 μm, insbesondere weniger als 2 μm, normalerweise 1,2 μm und darüber, je nach Leistungsabgabe, liegt. Die aufgeschmolzene Befestigungsfläche des Kunststoffteiles wird dann gegen das Trägerteil gedrückt, um sich mit dessen Oberfläche zu verbinden.at the method according to the invention the plastic part is melted with short-wave IR radiation at the mounting surface, i.e. on the surface, with which the plastic part is attached to the support part. The Melting can be done in no time Time to take place, preferably in less than 10 s, in particular less than 5 s. The IR radiation source is preferably a radiation source used in which the maximum of the radiation at a wavelength of preferably less than 5 μm, in particular less than 2 μm, normally 1.2 μm and about that, depending on the power output, lies. The melted mounting surface of the Plastic part is then pressed against the support member to with its surface connect to.

Das Kunststoffteil kann aus irgendeinem thermoplastischen, auch aufgeschäumten, Kunststoff bestehen, z.B. PP, PA, PE, PC, ABS oder dergleichen, ebenso auch Gemischen dieser Kunststoffe. Das Kunststoffteil kann ein Spritzgussteil sein. Jedoch können beispielsweise auch geschäumte Kunststoff-Formteile, z.B. aus EPP (expandiertes Polypropylen) zum Einsatz kommen, die sich erfindungsgemäß ausgezeichnet verarbeiten lassen. Das Trägerteil kann ein vorgeformtes oder ebenes Innenverkleidungsteil sein, wie es z.B. im Automobilbau zum Einsatz kommt, also beispielsweise eine Hutablage oder Kofferraumabdeckung, Säulenverkleidung, Kofferraumauskleidung, Tür- oder Seitenverkleidung, Himmelverkleidung oder eine Instrumententafel. Außer im Automobilbereich kommen auch Innenverkleidungsteile in Flugzeugen und anderen Fahrzeugen für das erfindungsgemäße Verfahren in Frage. Das Trägerteil kann aus einem Kunststoff oder einem Kunststoff – Naturfasergemisch bestehen, beispielsweise aus einem thermoplastischen Kunststoff oder einem duroplastischen Kunststoff, wie Polyurethan-Materialien, vorzugsweise ist es faserverstärkt, insbesondere mit Glasfasern.The Plastic part can be made of any thermoplastic, also foamed, plastic exist, e.g. PP, PA, PE, PC, ABS or the like, as well Mixtures of these plastics. The plastic part can be an injection molded part be. However, you can for example, also foamed plastic moldings, e.g. from EPP (expanded polypropylene) are used, the excellent according to the invention process. The carrier part may be a preformed or flat interior trim part, such as it e.g. used in the automotive industry, so for example a Hat rack or trunk cover, pillar trim, trunk lining, Door or Side paneling, sky fairing or an instrument panel. Except In the automotive sector also interior trim parts come in aircraft and other vehicles for the inventive method in question. The carrier part can consist of a plastic or a plastic - natural fiber mixture, for example, from a thermoplastic or a thermosetting plastic, such as polyurethane materials, preferably is it fiber reinforced, in particular with glass fibers.

An der Oberfläche, an der das Kunststoffteil befestigt wird, kann das Trägerteil mit eine Vliesschicht versehen sein. Die Vliesschicht kann z.B. aus einem Kunststoff, beispielsweise aus einem thermoplastischen Kunststoff, bestehen, welche beim Anpressen der aufgeschmolzenen Befestigungsfläche des Spritzgussteils an das Trägerteil mitaufgeschmolzen wird bzw. als Haftvermittler dient. Bei einem Innenverkleidungsteil ist die Vliesschicht meistens auf der Rückseite vorgesehen. Die Vorderseite des Innenverkleidungsteils kann mit dem gewünschten Dekor versehen sein.On the surface, on the plastic part is attached, the support member may be provided with a nonwoven layer. The nonwoven layer may for example consist of a plastic, for example of a thermoplastic material, which is also melted on pressing the molten mounting surface of the injection molded part to the support member or serves as a bonding agent. In an interior trim part, the nonwoven layer is usually provided on the back. The front of the interior trim part may be provided with the desired decor.

Das erfindungsgemäße Verfahren wird vorzugsweise getaktet durchgeführt, d.h. es erfolgt im Takt die Positionierung der IR-Strahlungsquelle zwischen Kunststoffteil und Trägerteil, Herausbewegen der IR-Strahlungsquelle aus dieser Position und Pressen des Kunststoffteiles und des Trägerteils gegeneinander. Die IR-Strahlung hat den Vorteil, dass gezielt nur die Befestigungsfläche des Spritzgussteils erwärmt werden kann und die IR-Strahlungsquelle taktgebunden ein- und ausgeschaltet werden, also nur während ihrer Positionierung zwischen Spritzgussteil und Trägerteil eingeschaltet ist, was zur Energieeinsparung beiträgt.The inventive method is preferably performed clocked, i. it takes place in time the positioning of the IR radiation source between plastic part and carrier part, Move the IR radiation source out of this position and press the plastic part and the support part up to today. The IR radiation has the advantage that targeted only the mounting surface heated the injection molded part can be switched on and off the clocked IR radiation source become, so only during their positioning between injection molded part and carrier part is turned on, which helps to save energy.

Das erfindungsgemäße Verfahren ist mit einer Vorrichtung durchführbar, deren Herstellungskosten nur einen Teil der Kosten einer Vorrichtung zum Vibrations- oder Ultraschallschweißen betragen. Auch sind die Instandhaltungskosten wesentlich geringer. Zudem entstehen bei dem erfindungsgemäßen Verfahren weder am Kunststoffteil noch auf der Vorderseite des Trägerteils bzw. der Innenverkleidung optische Abmarkierungen.The inventive method is feasible with a device, their production costs only a part of the cost of a device for vibration or ultrasonic welding. Also are the Maintenance costs much lower. In addition, arise in the inventive method neither on the plastic part nor on the front of the carrier part or the inner lining optical markings.

Mitunter kann es von Vorteil sein, wenn auch jene Stellen des Trägerteils, an denen die Spritzgussteile angebracht werden, leicht vorgewärmt werden, um eine bessere Verschmelzung zu erzielen, beispielsweise mit der oder einer anderen IR-Strahlungsquelle, einem Warmluftgebläse oder dergleichen.from time to time it may be advantageous, although those parts of the carrier part, at which the injection molded parts are attached, can be preheated slightly to to achieve a better merger, for example, with or another IR radiation source, a warm air blower or similar.

Da es vorkommen kann, dass beim Aufschmelzen der Befestigungsfläche des Kunststoffteiles Dämpfe entstehen, kann die erfindungsgemäße Vorrichtung gegebenenfalls mit einer Absaugeinrichtung versehen sein.There It may happen that when melting the mounting surface of the Plastic part vapors arise, the device of the invention may optionally be provided with a suction device.

Nachstehend ist eine Ausführungsform der erfindungsgemäßen Vorrichtung anhand der Zeichnung beispielhaft näher erläutert. Darin zeigen jeweils schematisch:below is an embodiment the device according to the invention explained in more detail by way of example with reference to the drawing. In each show schematically:

1 und 2 die Vorrichtung während des Erwärmens des Kunststoffteiles bzw. Anpressen des Kunststoffteiles gegen das Trägerteil. 1 and 2 the device during the heating of the plastic part or pressing the plastic part against the carrier part.

Gemäß 1 weist die Vorrichtung eine IR-Strahlungsquelle 1 aus mehreren, beispielsweise zwei Glühkörpern 2 auf, die in einem Gehäuse 3 angeordnet sind.According to 1 the device has an IR radiation source 1 from several, for example, two incandescent bodies 2 on that in a housing 3 are arranged.

Das Kunststoffteil 4 befindet sich in einer Aufnahmeform 5, aus der lediglich die Fläche 6 ragt, die der IR-Strahlung der Strahlungsquelle 1 ausgesetzt ist, um sie aufzuschmelzen. Der übrige, durch die IR-Strahlung nicht erwärmte Teil 7 des Kunststoffteils 4 ist in einer Ausnehmung 8 in der Aufnahmeform 5 angeordnet. Die Ausnehmung 8 ist dazu passgenau entsprechend dem Kunststoffteil 4 ausgebildet.The plastic part 4 is in a recording form 5 from which only the area 6 protrudes, that of the IR radiation of the radiation source 1 is exposed to melt it. The rest, not heated by the IR radiation part 7 the plastic part 4 is in a recess 8th in the form of admission 5 arranged. The recess 8th is fitting to match the plastic part 4 educated.

Die Aufnahmeform 5 ist kühlbar ausgebildet. Dazu sind in ihr Kühlbohrungen 9 vorgesehen, die beispielsweise von Kühlwasser durchströmt werden. Um die Temperatur der Aufnahmeform 5 kontrollieren zu können, ist sie mit einem Temperaturfühler 11 versehen.The recording form 5 is coolable. These are cooling holes in her 9 provided, for example, are flowed through by cooling water. To the temperature of the recording form 5 to be able to control it is with a temperature sensor 11 Mistake.

Das Trägerteil 12 kann an der dem Kunststoffteil 4 zugewandten Seite eine Vliesschicht 13 aufweisen. Das Trägerteil 12 wird nach dem Einlegen zwischen einer Aufnahme 14 und einem Niederhalter 15 eingespannt. In dem Bereich des Trägerteils 12, an dem das Kunststoffteil 4 befestigt wird, weist die Aufnahme 14 einen Freiraum oder eine Aussparung 16 auf. Der Niederhalter 15 ist in dem Bereich angeordnet, der dem Kunststoffteil 4 und damit der Aussparung 16 gegenüberliegt.The carrier part 12 Can be attached to the plastic part 4 facing side a nonwoven layer 13 exhibit. The carrier part 12 is after inserting between a recording 14 and a hold-down 15 clamped. In the area of the support part 12 on which the plastic part 4 is attached, instructs the recording 14 a free space or a recess 16 on. The hold down 15 is located in the area of the plastic part 4 and thus the recess 16 opposite.

In der in 1 dargestellten Position, in der die IR-Strahlungsquelle 1 die Befestigungsfläche 6 des Kunststoffteils 4 zum Schmelzen erwärmt, befindet sich die IR-Strahlungsquelle 1 zwischen dem Trägerteil 12 in der Aufnahme 14 und dem Kunststoffteil 4 in der Aufnahmeform 5, und zwar im Bereich der Aussparung 16 der Aufnahme 14, wobei das Gehäuse 3 der IR-Strahlungsquelle 1 das Trägerteil 12 von der IR-Strahlung abschirmt. Wenn die Befestigungsfläche 6 aufgeschmolzen ist, wird die IR-Strahlungsquelle 1 entsprechend dem Doppelpfeil 17 aus der Position zwischen dem Trägerteil 12 in der Aufnahme 14 und dem Kunststoffteil 4 in der Aufnahmeform 5 herausbewegt. Danach wird entsprechend dem Doppelpfeil 18 das Kunststoffteil 4 in der Aufnahmeform 5 mit der aufgeschmolzenen Befestigungsfläche 6 gegen das mit dem Niederhalter 15 in der Aufnahme 14 eingespannte Trägerteil 12 gemäß 2 mit einer nicht dargestellten Einrichtung, beispielsweise einem Stempel, gepresst, um die Befestigungsfläche 6 des Kunststoffteils 4 mit der Vliesschicht 13 und dem Trägerteil 12 zu verschmelzen und dadurch das Spritzgussteil 4 an dem Trägerteil 12 zu befestigen.In the in 1 shown position in which the IR radiation source 1 the mounting surface 6 the plastic part 4 heated to melt, there is the IR radiation source 1 between the carrier part 12 in the recording 14 and the plastic part 4 in the form of admission 5 , in the area of the recess 16 the recording 14 , where the case 3 the IR radiation source 1 the carrier part 12 shielded from the IR radiation. If the mounting surface 6 is melted, the IR radiation source 1 according to the double arrow 17 from the position between the carrier part 12 in the recording 14 and the plastic part 4 in the form of admission 5 moved out. Thereafter, according to the double arrow 18 the plastic part 4 in the form of admission 5 with the melted attachment surface 6 against that with the downholder 15 in the recording 14 clamped carrier part 12 according to 2 with a device, not shown, for example, a stamp, pressed to the mounting surface 6 the plastic part 4 with the fleece layer 13 and the carrier part 12 to merge and thereby the injection molded part 4 on the support part 12 to fix.

Anschließend wird das Kunststoffteil 4 entformt und das Trägerteil 12 mit dem daran befestigten Kunststoffteil 4 aus der Aufnahme 14 entnommen.Subsequently, the plastic part 4 demolded and the carrier part 12 with the attached plastic part 4 from the recording 14 taken.

In 1 und 2 ist dargestellt, dass das Kunststoffteil 4 von unten zugeführt wird. Selbstverständlich kann das erfindungsgemäße Verfahren auch mit einer Vorrichtung in gedrehter Anordnung durchgeführt werden.In 1 and 2 is shown that the plastic part 4 supplied from below. Of course, the inventive method can also be carried out with a device in a rotated arrangement.

Claims (14)

Verfahren zur Befestigung eines Kunststoffteiles aus thermoplastischem Kunststoff an einem Trägerteil, dadurch gekennzeichnet, dass das Kunststoffteil (4) mit kurzwelliger Infrarot-Strahlung an der Befestigungsfläche (6) aufgeschmolzen und mit der aufgeschmolzenen Befestigungsfläche (6) gegen das Trägerteil (12) gepresst wird.Method for fixing a plastic part made of thermoplastic material to a carrier part, characterized in that the plastic part ( 4 ) with short-wave infrared radiation at the mounting surface ( 6 ) and melted with the melted mounting surface ( 6 ) against the carrier part ( 12 ) is pressed. Verfahren nach Anspruch 1, dadurch gekennzeichnet, dass eine Infrarot-Strahlung verwendet wird, bei der das Maximum der Strahlung eine Wellenlänge von weniger als 5 μm aufweist.Method according to claim 1, characterized in that that an infrared radiation is used, at which the maximum the radiation a wavelength less than 5 μm having. Verfahren nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass die Infrarot-Strahlung taktgebunden beim Pressen des Kunststoffteiles (4) gegen das Trägerteil (12) abgeschaltet wird.A method according to claim 1 or 2, characterized in that the infrared radiation is clock-bound during pressing of the plastic part ( 4 ) against the carrier part ( 12 ) is switched off. Verfahren nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, dass das Trägerteil (12) an der Oberfläche eine Vliesschicht (13) aufweist und die aufgeschmolzene Befestigungsfläche (6) des Kunststoffteiles (4) gegen die Vliesschicht (13) gepresst wird.Method according to one of the preceding claims, characterized in that the carrier part ( 12 ) at the surface a nonwoven layer ( 13 ) and the melted mounting surface ( 6 ) of the plastic part ( 4 ) against the nonwoven layer ( 13 ) is pressed. Verfahren nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, dass das Trägerteil (12) das Innenverkleidungsteil eine Kraftfahrzeuges bildet.Method according to one of the preceding claims, characterized in that the carrier part ( 12 ) forms the interior trim part of a motor vehicle. Vorrichtung zur Durchführung des Verfahrens nach einem der vorstehenden Ansprüche, gekennzeichnet durch eine Infrarot-Strahlungsquelle (1), ein Aufnahme für das Kunststoffteil (4), mit welcher die Befestigungsfläche (6) des Kunststoffteiles (4) der Infrarot-Strahlungsquelle (1) aussetzbar ist, und eine Einrichtung zum Pressen des Kunststoffteiles (4) in der Aufnahme (5) gegen das Trägerteil (12).Device for carrying out the method according to one of the preceding claims, characterized by an infrared radiation source ( 1 ), a receptacle for the plastic part ( 4 ), with which the attachment surface ( 6 ) of the plastic part ( 4 ) of the infrared radiation source ( 1 ) is exposed, and a device for pressing the plastic part ( 4 ) in the recording ( 5 ) against the carrier part ( 12 ). Vorrichtung nach Anspruch 6, dadurch gekennzeichnet, dass die Infrarot-Strahlungsquelle (1) zum Aufschmelzen der Befestigungsfläche (6) des Kunststoffteil (4) in eine Position zwischen der Aufnahme für das Kunststoffteil (4) und dem Trägerteil (12) bewegbar und zum Pressen des Kunststoffteiles (4) gegen das Trägerteil (12) aus dieser Position herausbewegbar ausgebildet ist.Apparatus according to claim 6, characterized in that the infrared radiation source ( 1 ) for melting the mounting surface ( 6 ) of the plastic part ( 4 ) in a position between the receptacle for the plastic part ( 4 ) and the carrier part ( 12 ) and for pressing the plastic part ( 4 ) against the carrier part ( 12 ) is designed to be moved out of this position. Vorrichtung nach Anspruch 7, dadurch gekennzeichnet, dass die Infrarot-Strahlungsquelle (1) ein Gehäuse (3) aufweist, das das Trägerteil (12) bei Positionierung der Infrarot-Strahlungsquelle (1) zwischen dem Kunststoffteil (4) und dem Trägerteil (12) vor der Infrarot-Strahlung abschirmt.Apparatus according to claim 7, characterized in that the infrared radiation source ( 1 ) a housing ( 3 ), which supports the carrier ( 12 ) when positioning the infrared radiation source ( 1 ) between the plastic part ( 4 ) and the carrier part ( 12 ) shields from the infrared radiation. Vorrichtung nach einem der Ansprüche 6 bis 8, dadurch gekennzeichnet, dass die Aufnahme für das Kunststoffteil (4) durch eine Aufnahmeform (5) gebildet wird, aus der der Abschnitt des Kunststoffteils (4) mit der Befestigungsfläche (6) herausragt.Device according to one of claims 6 to 8, characterized in that the receptacle for the plastic part ( 4 ) by a recording form ( 5 ) is formed, from which the portion of the plastic part ( 4 ) with the mounting surface ( 6 ) stands out. Vorrichtung nach Anspruch 9, dadurch gekennzeichnet, dass die Aufnahmeform (5) kühlbar ausgebildet ist.Apparatus according to claim 9, characterized in that the receiving form ( 5 ) is formed coolable. Vorrichtung nach Anspruch 9 oder 10, dadurch gekennzeichnet, dass die Aufnahmeform (5) einen Temperaturfühler (11) aufweist.Apparatus according to claim 9 or 10, characterized in that the receiving form ( 5 ) a temperature sensor ( 11 ) having. Vorrichtung nach einem der Ansprüche 6 bis 11, gekennzeichnet durch eine Aufnahme (14) für das Trägerteil (12), welche in dem Bereich des Trägerteils (12), gegen den das Kunststoffteil (4) gepresst wird, einen Freiraum (16) aufweist.Device according to one of claims 6 to 11, characterized by a receptacle ( 14 ) for the carrier part ( 12 ), which in the region of the support part ( 12 ), against which the plastic part ( 4 ) is pressed, a free space ( 16 ) having. Vorrichtung nach einem der Ansprüche 6 bis 12, gekennzeichnet durch einen Niederhalter (15) für das Trägerteil (12).Device according to one of claims 6 to 12, characterized by a hold-down device ( 15 ) for the carrier part ( 12 ). Vorrichtung nach Anspruch 13, dadurch gekennzeichnet, dass der Niederhalter (15) auf dem dem Kunststoffteil (4) gegenüberliegenden Bereich des Trägerteils (12) angeordnet ist.Device according to claim 13, characterized in that the hold-down device ( 15 ) on the plastic part ( 4 ) opposite region of the carrier part ( 12 ) is arranged.
DE102004039312A 2004-08-13 2004-08-13 Attachment of thermoplastic plastic component onto supporting part such as vehicle interior panel involves short wave IR heating of component surface and pressing surface onto supporting part Withdrawn DE102004039312A1 (en)

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* Cited by examiner, † Cited by third party
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Publication number Priority date Publication date Assignee Title
DE102013010777A1 (en) * 2013-06-28 2014-12-31 Carl Freudenberg Kg Flat medium with a tethering element
DE102014216108A1 (en) 2014-08-13 2016-02-18 Volkswagen Aktiengesellschaft Method for producing an interior trim element and a tool for carrying out the method
WO2017130064A1 (en) * 2016-01-29 2017-08-03 Magna Exteriors Inc. Infrared welded exterior panel assembly and process of making same
US10029410B2 (en) 2016-01-29 2018-07-24 Magna Exteriors Inc. Infrared welded exterior panel assembly and process of making same
CN108602282A (en) * 2016-01-29 2018-09-28 麦格纳外饰公司 The external board component and its manufacturing method of IR welding
US10549611B2 (en) 2016-01-29 2020-02-04 Magna Exteriors Inc. Infrared welded exterior panel assembly and process of making same

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