JPH0413B2 - - Google Patents

Info

Publication number
JPH0413B2
JPH0413B2 JP58067855A JP6785583A JPH0413B2 JP H0413 B2 JPH0413 B2 JP H0413B2 JP 58067855 A JP58067855 A JP 58067855A JP 6785583 A JP6785583 A JP 6785583A JP H0413 B2 JPH0413 B2 JP H0413B2
Authority
JP
Japan
Prior art keywords
liquid passage
seat plate
vertical wall
synthetic resin
pipe
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 - Lifetime
Application number
JP58067855A
Other languages
English (en)
Other versions
JPS59194807A (ja
Inventor
Hitoshi Ogasawara
Naoki Yoshimi
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.)
Marelli Corp
Original Assignee
Calsonic 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 Calsonic Corp filed Critical Calsonic Corp
Priority to JP58067855A priority Critical patent/JPS59194807A/ja
Publication of JPS59194807A publication Critical patent/JPS59194807A/ja
Publication of JPH0413B2 publication Critical patent/JPH0413B2/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
    • 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
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/36—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction
    • B29C65/3604—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the type of elements heated by induction which remain in the joint
    • B29C65/3608—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the type of elements heated by induction which remain in the joint comprising single particles, e.g. fillers or discontinuous fibre-reinforcements
    • B29C65/3612—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the type of elements heated by induction which remain in the joint comprising single particles, e.g. fillers or discontinuous fibre-reinforcements comprising fillers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—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
    • B29C66/116—Single bevelled joints, i.e. one of the parts to be joined being bevelled in the joint area
    • B29C66/1162—Single bevel to bevel joints, e.g. mitre joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/124—Tongue and groove joints
    • B29C66/1244—Tongue and groove joints characterised by the male part, i.e. the part comprising the tongue
    • B29C66/12441—Tongue and groove joints characterised by the male part, i.e. the part comprising the tongue being a single wall
    • 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
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/124—Tongue and groove joints
    • B29C66/1246—Tongue and groove joints characterised by the female part, i.e. the part comprising the groove
    • B29C66/12469—Tongue and groove joints characterised by the female part, i.e. the part comprising the groove being asymmetric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/13—Single flanged joints; Fin-type joints; Single hem joints; Edge joints; Interpenetrating fingered joints; Other specific particular designs of joint cross-sections not provided for in groups B29C66/11 - B29C66/12
    • B29C66/131—Single flanged joints, i.e. one of the parts to be joined being rigid and flanged in the joint area
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • 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
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5229—Joining tubular articles involving the use of a socket
    • 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
    • B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
    • B29C66/5346—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially 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
    • B29C66/51—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
    • B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
    • B29C66/5346—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially flat
    • B29C66/53465—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially flat said single flat elements being provided with holes facing the tube ends, e.g. for making heat-exchangers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
    • B29C66/543—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles joining more than two hollow-preforms to form said hollow articles
    • B29C66/5432—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles joining more than two hollow-preforms to form said hollow articles joining hollow covers and hollow bottoms to open ends of container bodies
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F9/04—Arrangements for sealing elements into header boxes or end plates
    • F28F9/16—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling
    • F28F9/18—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding
    • F28F9/182—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding the heat-exchange conduits having ends with a particular shape, e.g. deformed; the heat-exchange conduits or end plates having supplementary joining means, e.g. abutments
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F9/04—Arrangements for sealing elements into header boxes or end plates
    • F28F9/16—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling
    • F28F9/18—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding
    • F28F9/187—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding at least one of the parts being non-metallic, e.g. heat-sealing plastic elements
    • 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
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/36—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction
    • B29C65/3672—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the composition of the elements heated by induction which remain in the joint
    • B29C65/3676—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the composition of the elements heated by induction which remain in the joint being metallic
    • B29C65/368—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the composition of the elements heated by induction which remain in the joint being metallic with a polymer coating
    • 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
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/18—Heat-exchangers or parts thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Details Of Heat-Exchange And Heat-Transfer (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Description

【発明の詳細な説明】 （技術分野） この発明は、自動車用ラジエータ、或はヒータ
コア等として使用される、コア部とタンク部とを
有する熱交換器の製造方法に関する。
（背景技術） 上述のような熱交換器は、例えば、第１図に示
すように構成されている。即ち、多数の通液管
１，１とフイン２，２とから成るコア部３の両端
部に、それぞれ座板４，４を介してタンク５，５
を固定して成るものである。実開昭56−140793号
公報に示されたタンク座板も同様のものである。
このような熱交換を、例えばラジエータとして冷
却水の放熱に用いる場合は、冷却水を上方のタン
ク５に設けた入口管から送り込み、下方のタンク
５に設けた出口管から排出すれば、この冷却水は
各通液管１、１内を流下する間にコア部３を流通
する空気との間で熱交換を行なつて放熱し温度が
低下する。
ところで、上述のような熱交換器に於いて、従
来から座板４を合成樹脂製とし、通液管１を金属
製としたものが知られている。第２図はこのよう
な熱交換器の部分拡大断面図を示している。合成
樹脂製のタンク５の開口部に同じく合成樹脂製の
座板４を超音波溶接等の手段により液密に固定し
ており、この座板４に形成した通孔６の内周縁部
にパツキング７を嵌着し、更にこのパツキング７
の内側にアルミニウム等の金属製の通液管１の端
部を挿入している。
ところが、上述のように構成される従来の熱交
換器に於いては、次に述べるような不都合を生じ
た。即ち、金属製の通液管と合成樹脂製の座板と
を液密に接合するためにパツキング７を必要と
し、しかもこのパツキング７を通孔６の内周縁部
に嵌着する作業が面倒なため、熱交換器の製作費
を高くしてしまう。また、通液管１の端部をパツ
キング７の内側に圧入する際、パツキング７の内
周面を傷付けると両部材７，１の間の液密を保持
できなくなる。更に、熱交換器の使用時にタンク
５内の圧力が上昇すると、座板４と通液管１との
接合部に、この通液管１を抜き出す方向の力が加
わるので、通液管１が抜け出ることを防止するた
め、この通液管１の端部はパツキング７を挿通後
少し拡径して抜け止めとするが、このように通液
管１の端部を拡径する際にパツキング７を傷め易
く、不良品の発生率が高くなつてしまう。
（本発明の目的） 本発明は、上述のようないずれの不都合をも解
消する熱交換器の製造方法を提供することを目的
としている。
（本発明の構成） 本発明の熱交換器の製造方法は、合成樹脂製の
座板として通孔の周縁部に短円筒状の立壁を形成
したものを使用し、通液管として金属粉末または
金属繊維（本明細書では両者を併せて金属微小片
とする。）を含有した合成樹脂製のものを用い、
この合成樹脂製の通液管の端部を上記合成樹脂製
座板の立壁の内側に挿入後、この立壁の周囲に配
設した高周波誘導コイルに通電することにより、
通液管端部に含有された金属微小片に高周波誘導
電流を惹起させてこれを発熱させ、立壁内周面と
通液管外周面とを溶着させた後、高周波誘導コイ
ルを除き、座板にタンクを組付けるものである。
（本発明の実施例） 次に、図示の実施例を説明しつつ本発明を更に
詳しく説明する。
第３図は本発明の製造方法を実施する場合に用
いる合成樹脂製の座板４と金属微小片を含有した
通液管１ａとを示している。座板４に形成した通
孔６の周縁部には、熱交換器のコア部と反対側
（図面上側）に向けて短円筒状の立壁８が形成さ
れている。この立壁８の内周面は、コア部から遠
くなるにつれて次第に内径が細くなるように、僅
かに（図面は明瞭化のため、実際よりも傾斜を大
きく描いている。）テーパしている。一方、立壁
８の内側に挿入する通液管１ａの端部は、外周面
がこの立壁８の内周面と密接するように僅かに先
細にテーパさせている。
この通液管１ａは、座板４を構成する合成樹脂
と同じ材質により造られるもので、伝熱性を向上
させ、通液管端部と座板とを高周波誘導加熱法に
より溶着できるように金属微小片を含有してい
る。即ち、座板４を、例えばガラス繊維で補強し
たナイロン６６により造つた場合、通液管１ａは
金属微小片を含有したナイロン６６により造る。
通液管１ａに含有させる金属微小片の材質として
は、鉄、銅、アルミニウム及びこれらを含む合金
が考えられるが、高周波誘導加熱の効率の面から
鉄及び鉄を多く含む合金が望ましい。このような
金属微小片は、合成樹脂との接合を良くするため
表面処理を施し、通液管１ａを構成する合成樹脂
中に10〜60容量％（好ましくは15〜40容量％）含
有させる。
以上に述べたように構成された座板４と通液管
１ａの端部とを液密に接合するには次のようにし
た行なう。即ち、第４図に示すように、通液管１
ａの端部を立壁８の内側に挿入して、通液管１ａ
の端部外周面と立壁８の内周面とを密接させ、こ
の立壁８の周囲を囲むように位置させた高周波誘
導コイル９に通電する。これにより、通液管１ａ
の端部に含有された金属微小片に高周波誘導電流
が生じ、金属微小片がジユール発熱する。このた
め、通液管１ａの端部を構成する樹脂、及びこの
端部外周面が密接する立壁８の内周面の樹脂が溶
融し、この溶融した樹脂同士が混ざり合つて通液
管１ａの端部外周面と立壁８とが溶着する。な
お、両面の溶着が完全に行なわれるように、接合
面の樹脂が溶融している間に、通液管１ａの端部
に倒立円錐台状の押圧片を押し込む等、適宜の手
段により接合面の加圧を行なう。
通液管１ａと座板４とは同じ種類の合成樹脂に
より造られているため、通液管１ａの端部外周面
と座板４の立壁８の内周面とを上述のように加熱
溶着すると、溶着部の樹脂が冷却固化した後は、
この通液管１ａの端部と立壁８とは一体化して、
接合部に応力が加わつても、通液管端部が立壁の
内側から抜け出ることはない。
上述のようにして合成樹脂製の座板４と通液管
１ａの端部とを液密に接合したならば、高周波誘
導コイル９を立壁８の周囲から取外した後、座板
４にタンク５（第１〜２図）を適当な方法により
液密に装着する。なお、通液管１ａとともにコア
部を構成するプレート型のフイン２，２（第１〜
２図）は、遅くとも通液管１ａの両端に座板４を
装着するよりも前に、この通液管１ａの外嵌して
おく。
なお、上述の実施例に於いては、金属微小片を
通液管にのみ含有していたが、金属微小片は通液
管だけでなく、座板４にも含有させても良い。
（本発明の効果） 本発明の熱交換器の製造方法は、以上に述べた
通り構成されるため、少ない部品で座板と金属管
との接合を確実に行なうことができ、また、通液
管は腐食により孔があくことがない等、耐久性に
勝れた熱交換器を安価に提供することができる。
なお、合成樹脂製の通液管１ａは、金属微小材
を含有することにより十分な熱伝達率を得ること
ができる。
【図面の簡単な説明】
第１図は本発明の方法により造られる熱交換器
の１例を示す正面図、第２図は従来方法により造
られた熱交換器の部分断面図、第３図は本発明の
実施に用いる座板と通液管との断面図、第４図は
本発明の実施状態を示す断面図である。 １，１ａ……通液管、２……フイン、３……コ
ア部、４……座板、５……タンク、６……通孔、
７……パツキング、８……立壁、９……高周波誘
導コイル。

Claims (1)

    【特許請求の範囲】
  1. １ 合成樹脂製の座板４に形成した通孔６の周縁
    部に設けた短円筒状の立壁８内に、座板４と同じ
    合成樹脂により造られ、金属微小片を含有する通
    液管１ａの端部を挿入して上記立壁８の内周面と
    通液管１ａの端部外周面とを密接させた後、立壁
    ８の周囲に設けた高周波誘導コイル９に通電して
    上記通液管１ａに含有された金属微小片をジユー
    ル発熱させることにより、通液管１ａの端部を構
    成する樹脂と立壁８の内周面の樹脂とを溶融させ
    て通液管１ａの端部と座板４の立壁８とを一体に
    溶着し、上記高周波誘導コイルを取除いた後、座
    板４にタンクを取付ける熱交換器の製造方法。
JP58067855A 1983-04-19 1983-04-19 熱交換器の製造方法 Granted JPS59194807A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58067855A JPS59194807A (ja) 1983-04-19 1983-04-19 熱交換器の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58067855A JPS59194807A (ja) 1983-04-19 1983-04-19 熱交換器の製造方法

Publications (2)

Publication Number Publication Date
JPS59194807A JPS59194807A (ja) 1984-11-05
JPH0413B2 true JPH0413B2 (ja) 1992-01-06

Family

ID=13356976

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58067855A Granted JPS59194807A (ja) 1983-04-19 1983-04-19 熱交換器の製造方法

Country Status (1)

Country Link
JP (1) JPS59194807A (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3543283A1 (de) * 1985-12-07 1987-06-11 Roehm Gmbh Verfahren zum verbinden von hohlprofilkoerpern mit formkoerpern aus thermoplastischem kunststoff
DE19636670A1 (de) * 1996-09-10 1998-03-12 Gea Waerme Und Umwelttechnik G Verfahren zur schweißtechnischen Verbindung eines Wärmetauscherrohrs mit einer Kunststoffolie
DE10033908C1 (de) * 2000-07-12 2001-11-15 Bosch Gmbh Robert Mikro-Wärmeübertrager mit sich kreuzenden, voneinander getrennten Kanälen für die Wärmeträgermedien
KR100366431B1 (ko) * 2001-01-11 2002-12-31 엘지전자 주식회사 플라스틱 열교환기의 헤더탱크 접합방법

Also Published As

Publication number Publication date
JPS59194807A (ja) 1984-11-05

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