JP2003001455A - 金属と樹脂との接合方法及び装置、制振鋼板の製造方法 - Google Patents

金属と樹脂との接合方法及び装置、制振鋼板の製造方法

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Publication number
JP2003001455A
JP2003001455A JP2001181301A JP2001181301A JP2003001455A JP 2003001455 A JP2003001455 A JP 2003001455A JP 2001181301 A JP2001181301 A JP 2001181301A JP 2001181301 A JP2001181301 A JP 2001181301A JP 2003001455 A JP2003001455 A JP 2003001455A
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JP
Japan
Prior art keywords
resin
metal
inorganic material
joining
line
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.)
Pending
Application number
JP2001181301A
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English (en)
Inventor
Tsutomu Sakurai
努 櫻井
Tsuguo Inasawa
嗣夫 稲澤
Seiten Sugiura
清天 杉浦
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP2001181301A priority Critical patent/JP2003001455A/ja
Publication of JP2003001455A publication Critical patent/JP2003001455A/ja
Pending 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
    • B29C66/40—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
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/45—Joining of substantially the whole surface of the 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
    • 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
    • B29C65/16—Laser beams
    • B29C65/1629—Laser beams characterised by the way of heating the interface
    • B29C65/1635—Laser beams characterised by the way of heating the interface at least passing through one of the parts to be joined, i.e. laser transmission 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
    • 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
    • B29C65/16—Laser beams
    • B29C65/1629—Laser beams characterised by the way of heating the interface
    • B29C65/1654—Laser beams characterised by the way of heating the interface scanning at least one 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
    • 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
    • B29C65/16—Laser beams
    • B29C65/1629—Laser beams characterised by the way of heating the interface
    • B29C65/1654—Laser beams characterised by the way of heating the interface scanning at least one of the parts to be joined
    • B29C65/1658—Laser beams characterised by the way of heating the interface scanning at least one of the parts to be joined scanning once, e.g. contour laser 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
    • 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
    • B29C65/44—Joining a heated non plastics element to a plastics element
    • 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
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/74—Joining plastics material to non-plastics material
    • B29C66/742—Joining plastics material to non-plastics material to metals or their alloys
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—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
    • B29C66/812—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 composition, by the structure, by the intensive physical properties or by the optical properties of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps
    • B29C66/8122—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 composition, by the structure, by the intensive physical properties or by the optical properties of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps characterised by the composition of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps
    • 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
    • B29C66/812—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 composition, by the structure, by the intensive physical properties or by the optical properties of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps
    • B29C66/8126—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 composition, by the structure, by the intensive physical properties or by the optical properties of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps characterised by the intensive physical properties or by the optical properties of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps
    • B29C66/81266—Optical properties, e.g. transparency, reflectivity
    • B29C66/81267—Transparent to electromagnetic radiation, e.g. to visible light
    • 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
    • B29C66/8182—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 thermal insulating constructional aspects
    • B29C66/81821—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 thermal 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
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/834—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools moving with the parts to be joined
    • B29C66/8341—Roller, cylinder or drum types; Band or belt types; Ball types
    • B29C66/83411—Roller, cylinder or drum types
    • 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
    • B29C65/16—Laser beams
    • B29C65/1603—Laser beams characterised by the type of electromagnetic radiation
    • B29C65/1612—Infrared [IR] radiation, e.g. by infrared lasers
    • B29C65/1616—Near infrared radiation [NIR], e.g. by YAG lasers
    • 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
    • B29C65/16—Laser beams
    • B29C65/1629—Laser beams characterised by the way of heating the interface
    • B29C65/1674—Laser beams characterised by the way of heating the interface making use of laser diodes
    • 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
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/731—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the intensive physical properties of the material of the parts to be joined
    • B29C66/7316—Surface properties
    • B29C66/73161—Roughness or rugosity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • 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
    • 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
    • B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
    • 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
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
    • B29K2995/0026—Transparent
    • B29K2995/0027—Transparent for light outside the visible spectrum

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Thermal Sciences (AREA)
  • Laser Beam Processing (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Abstract

(57)【要約】 【課題】 金属と樹脂との接合に接着剤を使用してお
り、接着剤の硬化時間に数分以上かかるため、生産性が
悪く、接着剤塗布装置や、接着剤管理、塗布量管理等、
管理項目が増え、装置コストもかかるという課題があっ
た。 【解決手段】 耐熱性断熱材９上に設けられた金属８と
この金属８の上に設けられ、ＬＤ光が５０％以上透過す
る材料である樹脂７とを透明な無機質材料１５にて加圧
し、発光波長が１ミクロン以下のＬＤ素子からなるＬＤ
バーアレイ光をラインコリメートして、このラインコリ
メートしたＬＤビームを無機質材料１５、樹脂７を介し
て金属８上に照射する。

Description

【発明の詳細な説明】
【０００１】
【発明の属する技術分野】本発明はＬＤレーザ光を用い
て、接着剤なしにて、金属と樹脂とを接合する方法及び
装置、制振鋼板の製造方法に関するものである。
【０００２】
【従来の技術】図３に、従来の板状の金属８と板状の樹
脂７とを接合するための接合方法を示す。
【０００３】一般に、金属８に接着剤１６を塗布し、樹
脂７を押し当てて、接着剤が硬化するまで待つという方
法がとられている。
【０００４】
【発明が解決しようとする課題】しかしながら、接着剤
を使用するには、接着剤塗布装置や、接着剤管理、塗布
量管理等、管理項目が増え、装置コストもかかるという
課題があった。
【０００５】また、何よりも接着剤が必要であるし、接
着剤の硬化時間に数分以上かかるため、生産性が悪かっ
た。そこで、接着剤レスの金属と樹脂との接合方法が懇
願されていた。
【０００６】さらに、接着剤レスで、樹脂を加熱溶融し
て金属に接合する場合、ヒータを用いて金属を加熱する
と、樹脂はその熱膨張係数が金属よりはるかに大きいた
め、樹脂にしわが発生するという、樹脂たるみ現象を発
生して、接合できなかった。
【０００７】本発明は、上記従来のような問題点を解消
し、接着剤レスでしかも、樹脂たるみ現象が生じなく、
高品質かつ高強度で安定した連続接合を可能とする方法
及び装置を提供するものである。
【０００８】
【課題を解決するための手段】この目的を達成するため
に本発明は、耐熱性断熱材上に設けられた金属とこの金
属の上に設けられ、ＬＤ光が５０％以上透過する材料で
ある樹脂とを透明な無機質材料にて加圧し、発光波長が
１ミクロン以下のＬＤ素子からなるＬＤバーアレイ光を
ラインコリメートして、このラインコリメートしたＬＤ
ビームを前記無機質材料、前記樹脂を介して前記金属上
に照射するものである。
【０００９】
【発明の実施の形態】本発明の実施の形態に係る金属と
樹脂との接合方法および装置について、以下、具体的に
説明する。
【００１０】図１に、本発明の第１の実施の形態に係る
金属と樹脂との接合装置の正面図と側面図を示す。
【００１１】ＬＤヘッド１は、波長８１０ｎｍ、定格５
０ｗ、１ｃｍ×１ミクロンの発光面を有するＬＤバーア
レイ２と、このＬＤバーアレイ２から出射するＬＤバー
アレイ光３を、ラインコリメートされた均質なライン状
のＬＤ光５にするシリンドリカルレンズ４を有してい
る。そして、ＬＤヘッド１の駆動は、ＬＤ電源６の電流
調整により、所定のＬＤ出力を得ている。
【００１２】無機質材料である無色透明なガラス板１５
により加圧された乳白色のポロン系樹脂７表面に、ＰＥ
Ｔフィルムをはりつけたものを、耐熱性断熱材９の上に
配置されたシート状の金属８面に置く。ＬＤ光５は、ガ
ラス板１５と樹脂７を通過して、シート状の金属８表面
で吸収され、高出力であるため、瞬時に数百℃に局所的
に発熱し、樹脂７全体に熱が伝わる前に、ＰＥＴ表面の
みが熱溶融して、金属８に接合される。
【００１３】これにより、樹脂たるみ現象を起こすこと
なく、金属と樹脂とを接合することが可能となる。
【００１４】なお、金属８表面は油などの溶剤がなく、
表面がすり面ないし、表面粗さが高い場合、樹脂が粗さ
面に絡みこみ、接合強度が増すのは自明である。
【００１５】また、樹脂色はＬＤ光がほとんど透過する
乳白色としたが、他の白色系樹脂でもよく、ＬＤ光が５
０％以上透過する樹脂であれば、同様の効果が得られ
る。そして、ＰＥＴは必ずしも必要ではないが、樹脂よ
りも融点の低いものを使用すれば接合しやすい。さら
に、金属は、大きな種類の制約はないが、ステンレスや
鉄系の白色金属の方が、ＬＤの光を約５０％吸収するの
で好適である。
【００１６】そして、樹脂表面でレーザ光を吸収させな
いようにするため、発光波長を１ミクロン以下としてい
る。
【００１７】図２に、本発明の第２の実施の形態に係る
金属と樹脂との接合装置の正面図を示す。
【００１８】第１の実施の形態との最大の違いは、金属
８をフープ状にし、０．１ｍｍ〜２ｍｍ厚程度の乳白色
の樹脂７をテープにして、樹脂シート１１としてロ−ラ
巻きし、透明円筒形ロッドレンズ１０を、ローラ兼ライ
ン集光レンズとして作用させ、樹脂７と金属８を接合す
ることにある。
【００１９】すなわち、耐熱性断熱材９上に金属８と樹
脂７とを重ねて設置し、ロッドレンズ１０を樹脂７に押
付けて加圧する。
【００２０】なお、耐熱性断熱材９はアシスト加熱とし
てセラミックヒータを使うと、さらに短時間で接合で
き、好適である。また、ロ−ラ巻きしている樹脂シート
１１として、制振材に使用されているポロンを用いるこ
とにより、制振材を連続生産できる。すなわち、制振鋼
板を製造することが可能となる。
【００２１】これにより、金属と樹脂とを連続的に接合
できるという効果が得られる。
【００２２】なお、ロッドレンズ１０の汚れクリーニン
グとして、クリーンペーパ１３を加圧ロータ１４で押さ
えながら、クリーニングしても良い。
【００２３】
【発明の効果】以上のように本発明によれば、耐熱性断
熱材上に設けられた金属とこの金属の上に設けられ、Ｌ
Ｄ光が５０％以上透過する材料である樹脂とを透明な無
機質材料にて加圧し、発光波長が１ミクロン以下のＬＤ
素子からなるＬＤバーアレイ光をラインコリメートし
て、このラインコリメートしたＬＤビームを前記無機質
材料、前記樹脂を介して前記金属上に照射するもので、
金属と樹脂とを接着材レスで高品質に接合することがで
きるという有利な効果が得られる。
【図面の簡単な説明】
【図１】本発明の第１の実施の形態に係る金属と樹脂の
接合装置の全体構成図
【図２】本発明の第２の実施の形態に係る金属と樹脂の
接合装置の全体構成図
【図３】従来の接着材による樹脂と金属の接合方法を説
明する図
【符号の説明】
２ ＬＤバーアレイ ４ シリンドリカルレンズ ７ 樹脂 ８ 金属 ９ 耐熱性断熱材 １０ ロッドレンズ １３ クリーンペーパ １５ 無機質材料
フロントページの続き (51)Int.Cl.7 識別記号 ＦＩ テーマコート゛(参考） Ｂ２９Ｌ 9:00 Ｂ２９Ｌ 9:00 (72)発明者 杉浦 清天 大阪府門真市大字門真1006番地 松下電器 産業株式会社内 Ｆターム(参考） 4E068 BF00 CB05 CD14 DB01 DB10 DB14 4F211 AD03 AD08 AD32 AG03 AJ01 AJ13 AK03 TA01 TC02 TD11 TH01 TH02 TH06 TN27 TQ03 TQ13

Claims (6)

    【特許請求の範囲】
  1. 【請求項１】 耐熱性断熱材上に設けられた金属とこの
    金属の上に設けられた樹脂とを透明な無機質材料にて加
    圧する工程と、発光波長が１ミクロン以下のＬＤ素子か
    らなるＬＤバーアレイ光をラインコリメートする工程
    と、このラインコリメートしたＬＤビームを前記無機質
    材料、前記樹脂を介して前記金属上に照射する工程とを
    有し、前記樹脂は前記ＬＤ光が５０％以上透過する材料
    であることを特徴とする金属と樹脂との接合方法。
  2. 【請求項２】 金属と樹脂との間に、この樹脂より融点
    の低い材料を設けたことを特徴とする請求項１に記載の
    金属と樹脂との接合方法。
  3. 【請求項３】 請求項１、２のいずれかに記載の方法で
    金属フープ材と制振用の樹脂シートテープとを接合した
    ことを特徴とする制振鋼板の製造方法。
  4. 【請求項４】 接合する金属と樹脂とを搭載する耐熱性
    断熱材と、発光波長が１ミクロン以下のＬＤ素子からな
    るＬＤバーアレイと、このＬＤバーアレイから出射する
    レーザビームをラインコリメートして前記金属上に照射
    するシリンドリカルレンズと、前記レーザビームを透過
    し、前記金属と前記樹脂とを加圧する無機質材料とを有
    したことを特徴とする金属と樹脂との接合装置。
  5. 【請求項５】 無機質材料がローラ形状であることを特
    徴とする請求項４に記載の金属と樹脂との接合装置。
  6. 【請求項６】 無機質材料をクリーニングする手段を設
    けたことを特徴とする請求項５に記載の金属と樹脂との
    接合装置。
JP2001181301A 2001-06-15 2001-06-15 金属と樹脂との接合方法及び装置、制振鋼板の製造方法 Pending JP2003001455A (ja)

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