JPS6249170B2 - - Google Patents

Info

Publication number
JPS6249170B2
JPS6249170B2 JP59066545A JP6654584A JPS6249170B2 JP S6249170 B2 JPS6249170 B2 JP S6249170B2 JP 59066545 A JP59066545 A JP 59066545A JP 6654584 A JP6654584 A JP 6654584A JP S6249170 B2 JPS6249170 B2 JP S6249170B2
Authority
JP
Japan
Prior art keywords
synthetic resin
plate member
resin materials
molten material
laser
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.)
Expired
Application number
JP59066545A
Other languages
English (en)
Other versions
JPS60208221A (ja
Inventor
Hideo Nakamata
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Priority to JP59066545A priority Critical patent/JPS60208221A/ja
Publication of JPS60208221A publication Critical patent/JPS60208221A/ja
Publication of JPS6249170B2 publication Critical patent/JPS6249170B2/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
    • B29C66/80—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
    • B29C66/826—Pressure application arrangements, e.g. transmission or actuating mechanisms for joining tools or clamps without using a separate pressure application tool, e.g. the own weight of the parts to be joined
    • B29C66/8266—Pressure application arrangements, e.g. transmission or actuating mechanisms for joining tools or clamps without using a separate pressure application tool, e.g. the own weight of the parts to be joined using fluid pressure directly acting on 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
    • B29C65/1632—Laser beams characterised by the way of heating the interface direct heating 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
    • B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
    • B29C65/60—Riveting or staking
    • B29C65/606—Riveting or staking the rivets being integral with one of the parts to be joined, i.e. staking
    • B29C65/609—Riveting or staking the rivets being integral with one of the parts to be joined, i.e. staking the integral rivets being plunge-formed
    • 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
    • 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
    • B29C66/712—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 the composition of one of the parts to be joined being different from the composition of the other part
    • 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
    • B29C66/81—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
    • B29C66/81427—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 ridge, e.g. for making a weakening line; comprising a single tooth
    • B29C66/81429—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 ridge, e.g. for making a weakening line; comprising a single tooth comprising a single tooth
    • 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
    • B29C66/70—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
    • B29C66/739—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
    • B29C66/80—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
    • B29C66/81415—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 bevelled
    • B29C66/81417—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 bevelled being V-shaped
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/10—Polymers of propylene
    • B29K2023/12—PP, i.e. polypropylene
    • 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
    • B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
    • 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
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/06—PVC, i.e. polyvinylchloride
    • 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
    • B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
    • B29K2033/18—Polymers of nitriles
    • B29K2033/20—PAN, i.e. polyacrylonitrile
    • 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
    • B29K2105/0085—Copolymers
    • 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
    • B29K2309/00—Use of inorganic materials not provided for in groups B29K2303/00 - B29K2307/00, as reinforcement
    • B29K2309/08—Glass

Landscapes

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

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は、異種合成樹脂材料の機械的接合方法
に関するものである。
〔従来技術〕
従来、合成樹脂材料と合成樹脂材料とを接合す
る際には、熱を加えて溶着する物理的接合方法と
接着剤を用いて接着する化学的接合方法が広く利
用されている。
すなわち、前者の物理的接合方法は、接合しよ
うとする合成樹脂材料の接合面にメタルメツシユ
等の発熱体を発熱させて両者の合成樹脂材料の接
合面を溶融させつつ加圧・冷却し、両合成樹脂材
料を接合する方法である。また、後者の化学的接
合方法は、接合しようとする合成樹脂材料の接合
面にホツトメルト等の接着剤を介在させ、一方の
合成樹脂材料の表面から高周波または超音波を付
与させて接着剤を加熱・溶融させた後、両者の合
成樹脂材料を加圧しつつ冷却し、両合成樹脂材料
を接合する方法である。
しかし、前者の物理的接合方法においては、同
種の合成樹脂材料を接合する際には接合しようと
する両者の合成樹脂材料が相溶性を有するので、
同種の合成樹脂材料の接合には適しているが、異
種の合成樹脂材料を接合する際には両者の合成樹
脂材料の相溶性が悪いことから、異種の合成樹脂
材料の接合は困難である。また、後者の化学的接
合方法においては、同種の合成樹脂材料を接合す
る際には前者の物理的接合方法と同様に適してい
るが、異種の合成樹脂材料を接合する際には合成
樹脂材料の材質によつて接着剤の接着力が低下
し、両合成樹脂材料を強固に接合することは困難
である。
上述のようなことから、異種の合成樹脂材料を
接合する際には、機械的接合方法が多く利用され
ている。その代表例を第２図に示すポリプロピレ
ン樹脂とガラス繊維で強化されたスチレン−アク
リロニトリル共重合体の接合方法によつて説明す
る。
第２図において、５１はスチレン−アクリロニ
トリル共重合体からなる板部材であつて、この板
部材５１の上部にはポリプロピレン樹脂からなる
板部材５２が配置されており、その中央部には段
差を有する貫通孔５３が形成され、その薄肉部５
４は0.5mmないし３mmの厚さに形成されている。
そして、両板部材５１，５２を接合する際には、
ハンダ鏝５５の先端に設けられている加熱部５６
を20W程度で加熱しておき、その加熱部５６をポ
リプロピレン樹脂からなる板部材５２の貫通孔５
３から挿入し、スチレン−アクリロニトリル共重
合体からなる板部材５１に押し当てつつ、その表
面を溶融させる。その際、板部材５１の溶融物５
１ａはハンダ鏝５５の加熱部５６が挿入されるに
つれて、貫通孔５３の間隙から上方に盛り上が
り、その溶融物５１ａによつて貫通孔５３の薄肉
部５４が覆われる。そして、溶融物５１ａで薄肉
部５４が十分に覆われた後、ハンダ鏝５５の加熱
部５６を板部材５１から引き上げる。これによ
り、溶融物５１ａが硬化してハトメになり、斯か
るハトメによつて両板部材５１，５２が接合され
る。
しかしながら、このような機械的接合方法にお
いては、スチレン−アクリロニトリル共重合体か
らなる板部材５１を加熱・溶融する際に、ハンダ
鏝５５の加熱部５６を板部材５１に直接押しつけ
て溶融させるため、ハンダ鏝５５を引き上げる際
に溶融物がハンダ鏝５５の加熱部５６に付着して
ハトメになる樹脂の量が減少するので、その分強
度低下をきたす。また次の接合を行う場合には付
着している溶融物をハンダ鏝５５の加熱部５６か
ら除去しなければならないので手間がかかるとい
う不具合がある。
〔発明の目的〕
本発明は、上記の不具合を解消するためになさ
れたもので、その目的は接合する異種合成樹脂材
料のうち、下部の合成樹脂材料をレーザ光によつ
て加熱・溶融させることにより、ハンダ鏝への溶
融物の付着とハンダ鏝からの溶融物の除去作業を
皆無とすることができる異種合成樹脂材料の機械
的接合方法を提供することにある。
〔発明の構成〕
上記の目的を達成するために、本発明に係る異
種合成樹脂材料の機械的接合方法の構成は、異種
の合成樹脂材料を重ね合わせて両者を機械的に接
合するに当り、前記重ね合わされた合成樹脂材料
のうち、少なくとも下部の合成樹脂材料をレーザ
光に対して吸収性とし、上部の合成樹脂材料に貫
通孔を形成せしめ、この貫通孔の上方から下部の
合成樹脂材料の表面にレーザ光を照射して溶融さ
せるとともに、その溶融部位に圧縮気体を吹き付
けて、前記貫通孔から溶融物を上部の合成樹脂材
料の表面に盛り上げハトメを構成するようにした
ものである。
そして、上部の合成樹脂材料としては、ポリエ
チレン、塩化ビニール、ポリプロピレン、スチレ
ン−アクリロニトリル共重合体等を挙げることが
でき、レーザ光に対して吸収性を有する下部の合
成樹脂材料としては、カーボンブラツク等の補助
材料を添加したポリプロピレン樹脂、ガラス繊維
で強化され、かつカーボンブラツクが添加された
スチレン−アクリロニトリル共重合体等を挙げる
ことができる。そして、これらの合成樹脂材料は
レーザ光に対して非吸収性を有するものとなる、
組み合せにおいて自由に選択して接合することが
できる。
また、異種合成樹脂材料の接合時に使用される
レーザとしては、ガラス：ネオジウム3+レーザ、
YAG：ネオジウム3+レーザ、ルビーレーザ、ヘ
リウム−ネオンレーザ、クリプトンレーザ、アル
ゴンレーザ、H2レーザ、N2レーザ等を挙げるこ
とができ、このうち、特にYAG：ネオジウム3+
レーザが最も適している。
また、異種合成樹脂材料の接合時に用いられる
レーザの波長としては、接合する合成樹脂材料に
適合した波長が必要であつて1.06μｍ以下が最も
優れており、その波長が1.06μｍ以上の場合には
異種の合成樹脂材料を溶融させて接合することは
不可能である。また、レーザの出力においては、
5Wないし30Wが適しており、その出力が5W以下
の場合には合成樹脂材料を溶融させることができ
ず、30W以上の場合には合成樹脂材料が蒸発した
り、変質したりして接合が不可能である。
〔実施例〕
以下、本発明の一実施例を図面に基づいて詳細
に説明する。
第１図は本発明に係る異種合成樹脂材料の機械
的接合方法を説明する概略断面図を示すものであ
る。
第１図のａないしｄにおいて、１はガラス繊維
が添加されて強化されたスチレン−アクリロニト
リル共重合体からなる板部材であつて、この板部
材１の原材料色はカーボンブラツクが混入されて
黒色となつており、1.06μｍ以下のレーザ光に対
しては吸収性の性質を有している。
また、板部材１の上部にはポリプロピレン樹脂
からなる板部材２が配設されており、その中央部
には段差を有する貫通孔３が形成され、その薄肉
部４の厚さは0.5mmないし３mmに形成されてい
る。そして、この板部材２の材料色はカーボンブ
ラツクが添加されて黒色となつており、1.06μｍ
以下のレーザ光に対しては吸収性の性質を有して
いる。
そして、第１図のａに示すようにセツトされた
異種合成樹脂材料の板部材１，２を接合する際に
は、第１図のｂに示すようにポリプロピレン樹脂
の板部材２に形成されている貫通孔３の上部に
YAG：ネオジウム3+レーザの照射ノズル５を当
接させるとともに、その照射ノズル５から波長が
1.06μｍ、出力が20WのYAGレーザ光５ａを凸レ
ンズ６に通過させて照射する。
そして、板部材１に達したYAGレーザ光５ａ
は、その部位でエネルギとして蓄積されるととも
に、そのエネルギによつて板部材１の表面がすみ
やかに加熱・溶融される。そして、第１図のｃに
示すようにYAGレーザ光５ａによつて板部材１
の一部を十分に溶融させて溶融物１ａを形成させ
た後、YAGレーザ光５ａの照射を停止するとと
もに、照射ノズル５を貫通孔３の上方から後退さ
せる。
つぎに、第１図のｄに示すように板部材２に形
成されている貫通孔３の上方に、空気、ガス、空
気およびガスの混合気体等からなる圧縮気体の供
給源（図示せず）に接続されているパイプ７を移
動させ、その先端を板部材１の溶融物１ａの上方
に位置させる。その後、パイプ７に設けられてい
るバルブ８を開放させて圧縮気体を溶融物１ａの
表面に吹き付ける。その際、板部材１の溶融物１
ａは圧縮気体の吹き付け圧力に比例し、凹みを形
成するとともに、その凹みが生じた量の溶融物１
ａが貫通孔３から上方に盛り上がり、貫通孔３の
薄肉部４が溶融物１ａによつて覆われる。
溶融物１ａによつて貫通孔３の薄肉部４が十分
に覆われた後、パイプ７のバルブ８を閉めて圧縮
気体の供給を停止するとともに、そのパイプ７を
ポリプロピレン樹脂からなる板部材２の上方から
後退させる。これにより、板部材１の溶融物１ａ
が板部材２に形成されている貫通孔３の薄肉部４
を覆つた状態で硬化しそれによつてハトメが構成
され、かかるハトメによつてスチレン−アクリロ
ニトリル共重合体からなる板部材１とポリプロピ
レン樹脂からなる板部材２とが強固に接合され
る。
〔発明の効果〕
従来のハンダ鏝を使つてハトメを構成するやり
方では、溶融物の一部がハンダ鏝に付着して持ち
去られために、ハトメを構成する樹脂が少なくな
り、その分接合強度が低下するという不具合があ
つたが、本発明に係る異種合成樹脂材料の機械的
接合方法においては、接合しようとする異種合成
樹脂材料のうち、下部の合成樹脂材料をレーザ光
によつて加熱・溶融させた後、その溶融部位に圧
縮気体を吹き付けて、上部の合成樹脂材料の表面
に盛り上がらせてハトメを構成し、そのハトメに
よつて二つの合成樹脂材料を接合するようにした
から、溶融物が減少することがなく、従つて接合
強度を低下させることがないという効果を奏す
る。
また、本発明においては、異種合成樹脂材料の
一方からレーザ光を照射することによつて、一方
の合成樹脂材料が溶融させるので、従来のハンダ
鏝に比較してすみやかに溶融させることができ、
接合作業を著しく向上させることができる効果が
ある。
また、従来はハンダ鏝を溶融物に押し付けてい
たので、接合を行うたびにハンダ鏝に付着した溶
融物を除去する必要があつたが、本発明において
は、板部材の溶融物に圧縮気体を吹き付け、他方
の板部材の表面に盛り上げるようにしたから、ハ
ンダ鏝に付着した溶融物を除去するという作業を
皆無とすることができる効果がある。
【図面の簡単な説明】
第１図は本発明に係る異種合成樹脂材料の機械
的接合方法を説明する概略断面図である。第２図
は従来の異種合成樹脂材料の機械的接合方法を説
明する概略断面図である。 １……ガラス繊維で強化されたスチレン−アク
リロニトリル共重合体からなる板部材、１ａ……
溶融物、２……ポリプロピレン樹脂からなる板部
材、３……貫通孔、４……薄肉部、５……照射ノ
ズル、５ａ……YAGレーザ光、６……凸レン
ズ、７……パイプ、８……バルブ。

Claims (1)

    【特許請求の範囲】
  1. １ 異種の合成樹脂材料を重ね合わせて両者を機
    械的に接合するに当り、前記重ね合わされた合成
    樹脂材料のうち、少なくとも下部の合成樹脂材料
    をレーザ光に対して吸収性とし、上部の合成樹脂
    材料に貫通孔を形成せしめ、この貫通孔の上方か
    ら下部の合成樹脂材料の表面にレーザ光を照射し
    て溶融させるとともに、その溶融部位に圧縮気体
    を吹き付けて、前記貫通孔から溶融物を上部の合
    成樹脂材料の表面に盛り上げハトメを構成するこ
    とを特徴とする異種合成樹脂材料の機械的接合方
    法。
JP59066545A 1984-04-02 1984-04-02 異種合成樹脂材料の機械的接合方法 Granted JPS60208221A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59066545A JPS60208221A (ja) 1984-04-02 1984-04-02 異種合成樹脂材料の機械的接合方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59066545A JPS60208221A (ja) 1984-04-02 1984-04-02 異種合成樹脂材料の機械的接合方法

Publications (2)

Publication Number Publication Date
JPS60208221A JPS60208221A (ja) 1985-10-19
JPS6249170B2 true JPS6249170B2 (ja) 1987-10-17

Family

ID=13318974

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59066545A Granted JPS60208221A (ja) 1984-04-02 1984-04-02 異種合成樹脂材料の機械的接合方法

Country Status (1)

Country Link
JP (1) JPS60208221A (ja)

Also Published As

Publication number Publication date
JPS60208221A (ja) 1985-10-19

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