JPS60151027A - 熱可塑性プラスチツクスから成る成形体を溶接する装置 - Google Patents

熱可塑性プラスチツクスから成る成形体を溶接する装置

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Publication number
JPS60151027A
JPS60151027A JP59265523A JP26552384A JPS60151027A JP S60151027 A JPS60151027 A JP S60151027A JP 59265523 A JP59265523 A JP 59265523A JP 26552384 A JP26552384 A JP 26552384A JP S60151027 A JPS60151027 A JP S60151027A
Authority
JP
Japan
Prior art keywords
heating
welding
conductors
heating conductors
parallel
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
JP59265523A
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English (en)
Inventor
アルフレート・タールマン
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Georg Fischer AG
Original Assignee
Georg Fischer AG
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Filing date
Publication date
Application filed by Georg Fischer AG filed Critical Georg Fischer AG
Publication of JPS60151027A publication Critical patent/JPS60151027A/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
    • 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"
    • B29C65/3472—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" characterised by the composition of the heated elements which remain in the joint
    • B29C65/3476—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" characterised by the composition of the heated elements which remain in the joint being metallic
    • B29C65/348—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" characterised by the composition of the heated elements 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
    • 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"
    • B29C65/3404—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" characterised by the type of heated elements which remain in the joint
    • B29C65/342—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" characterised by the type of heated elements which remain in the joint comprising at least a single wire, e.g. in the form of a winding
    • B29C65/3428—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" characterised by the type of heated elements which remain in the joint comprising at least a single wire, e.g. in the form of a winding said at least a single wire having a waveform, e.g. a sinusoidal form
    • 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"
    • B29C65/3404—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" characterised by the type of heated elements which remain in the joint
    • B29C65/342—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" characterised by the type of heated elements which remain in the joint comprising at least a single wire, e.g. in the form of a winding
    • B29C65/3432—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" characterised by the type of heated elements which remain in the joint comprising at least a single wire, e.g. in the form of a winding comprising several wires, e.g. in the form of several independent windings
    • 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"
    • B29C65/3468—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" characterised by the means for supplying heat to said heated elements which remain in the join, e.g. special electrical connectors of windings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/4805—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the type of adhesives
    • B29C65/481—Non-reactive adhesives, e.g. physically hardening adhesives
    • B29C65/4815—Hot melt adhesives, e.g. thermoplastic adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/50—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like
    • B29C65/5057—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like positioned between 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
    • 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
    • B29C66/01—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
    • B29C66/114—Single butt joints
    • B29C66/1142—Single butt to butt 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
    • B29C66/50—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
    • B29C66/5221—Joining tubular articles for forming coaxial connections, i.e. the tubular articles to be joined forming a zero angle relative to each other
    • 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
    • B29C66/5224—Joining tubular articles for forming fork-shaped connections, e.g. for making Y-shaped pieces
    • B29C66/52241—Joining tubular articles for forming fork-shaped connections, e.g. for making Y-shaped pieces with two right angles, e.g. for making T-shaped pieces
    • 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
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5229—Joining tubular articles involving the use of a socket
    • B29C66/52298—Joining tubular articles involving the use of a socket said socket being composed by several 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
    • 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
    • B29C66/526—Joining bars
    • B29C66/5261—Joining bars for forming coaxial connections, i.e. the bars to be joined forming a zero angle relative to each other
    • 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
    • B29C66/526—Joining bars
    • B29C66/5265—Joining bars for forming cross-shaped connections, e.g. for making X-shaped pieces
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Branch Pipes, Bends, And The Like (AREA)

Abstract

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

Description

【発明の詳細な説明】 産業上の利用分野 本発明は、突合せ面の間に配置された加熱導体を用いて
熱可塑性プラスチックから成る少々くとも２つの成形体
の並行に延びる突合せ面を溶接するための装置に関する
。
従来の技術 熱可塑性材料から成るスリーブを有する管を結合させる
ために、周方向の結合面間に電熱線コイルを配置するこ
とは公知である（西独国特許出願公告第１０４８１０６
号明細書）。この場合には、ＩＪ　ｔ、Ｉ線のための２
つの接続端部が突出すように、電熱線の２本巻が必要で
ある。
しかしながら、この場合には隣接した巻線が接触すると
加熱導体の有効長さが著しく短縮され、それによシ抵抗
が低下しかつ欠陥溶接が生じる危険がある。この欠点を
溶解しない絶縁層、例えば酸化層（スイス国特許第４０
０６８７号明細書）を施すことによって排除することが
試みられた。従って、この種の２本巻線の装置は、良好
な熱安定性の絶縁層を備えた加熱導体を必要としかつま
た前記の管／スリーブ結合のためだけに使用可能である
にすぎない。
鞍形片又はその他の２つの半体を有する成形体を管と結
合するために、加熱マットとして形成された一体の加熱
導体を管と成形体との間に配置することは公知である（
西１イツ国特許出願公告第２２４２３６Ｇ１号明細書）
。この場合に生じるマット端部間の間隙によって、管周
囲全体における完全な溶接は保証されない。ヨーロツ・
ぞ特許機構出願公開第００７６４６０号明細書記載の加
熱マット装置を用いれば、確かに前記欠点は回避される
が、この加熱マット装置も上記明細書に記載された使用
目的のためのみに有利に使用可能であるにすぎない。
発明が解決しようとする問題点 本発明の課題は、従来技術に関して挙げた欠点を回避し
て、２個以上の異なった成形体例えばケーシング半体を
任意の循環する突合せ面を有する１つのケーシングに相
互に緊密かつ強固な溶接結合により結合可能である、冒
頭に述べた形式の成形体の溶接装置を提供することであ
った。
問題点を解決するための手段 前記課題は、冒頭に記載した形式の装置において、少な
くとも２つの相互に並列接続された加熱導体３　ａ　Ｔ
　３　ｂ　＋　２４　ａ　＋　２４　ｂ　、２５　ａ、
２５ｂが突合せ面の間に配置されていることにより解決
されることが判明した。
その他の有利な実施態様は、特許請求の範囲の第２項以
下に記載されている。
発明の効果 少なくとも２つの相互に並列接続された力ロ熱導体を成
形体の突合せ面の間に配置することによシ、任意の循環
する突合せ面を有する成形体を相互に緊密にかつ強固に
溶接することができ、しかも２つの隣接した巻線が金属
接触した際でも欠陥溶接が生じ得ない、それというのも
このような横接続によってエネルギー供給及び分布は変
化しないからである。本発明の装置によシ、電流接続は
相互に立体的に分離されて大抵は対向配置され、それに
よって本来の短絡接続は生じ得ないからである。
実　施　例 次に図示の実施例につき本発明の詳細な説明する。
第１図は、溶接によって同じ材料から成る管２と結合さ
れるべき、熱可塑性プラスチックから成るスリーブ１全
示す。スリーブ１の内周に２つの加熱導体３ａ、３ｂが
配置され、該加熱導体は軸線方向に延びる巻線４を有す
る。加熱導体３ａ、３ｂの夫々はスリーブ１の半分の内
周の領域内に配置されるかないしは内周の半分をカバー
する。この場合、加熱導体３ａの両端部５ａ及び６ａは
夫々加熱導体３ｂの端部５ｂ及び６ｂに隣接して位置し
かつその場合周方向で対向した位置で夫々１つの電力供
給線７及び８に集められる。
第２図には、第１図に示した加熱導体３ａ。
３ｂが平坦に広げた状態で示されており、この場合該導
体はジグザグ状配置により夫々１つの加熱マツ）９ａ及
び９ｂを形成する。この場合には、加熱導体３ａ　、３
ｂは熱可塑性プラスチックで被覆されており、従ってこ
の絶縁体１０によン、加熱導体３ａ、３ｂの隣り合った
巻線４は相互に電気的に分離されている。それにもかか
わらず、２つの隣接した加熱導体が溶接工程で接触する
場合には、最大でも１つの巻線が短絡する、すなわちオ
ーム抵抗は僅かに変化するにすぎない、このことは２本
巻線とは異なシ、溶接結合の品質に対して大した影響を
及ぼさない。加熱導体３ａ及び３ｂの端部の前記結合に
より、個々のオーム抵抗が同じか又はほぼ同じである、
加熱抵抗Ｒ１及びＲ２の並列接続が生じる。
第３図は、２つの加熱導体３ａ及び３ｂを用いた、２つ
のシャーレ状成形体１０ａ　、１０ｂと、その間に導入
すべき管状、棒状又はケーゾル状部材１２との配置形式
を示す。加熱マット９ａ及び９ｂとして構成された加熱
導体３ａ。
３ｂは同様に並列接続されており、この場合には夫々の
加熱マット９ａ又は９ｂは夫々各成形体１０ａ　、１０
ｂの平坦な突合せ面１１及び内周面１３をカバーする。
次いで、組合せ及び溶接の際には、突合せ面１１の領域
内では両者の加熱マツ）９Ｎ及び９ｂは重力り合う、し
かしこのことはその並列接続によって可能である。
部材１２、ひいてはまた内周面１３は、図示の丸形横断
面とは別の横断面を有することもでき、すなわち部材１
２は横断面が多角形又は楕円形ニ構成されていてもよい
。
第４図は、シャーレ状の切欠き２１を有するケーシング
形成形体の半体を示す。第４図には僅かに鎖線で示した
第２のケーシング半体２０ｂと、ケーシング内に配置さ
れた例えば電話ケーブルの分枝線を緊密にカバーせんと
するものである。この場合には、まず直径が異なったケ
ーブル２２に第３図におけると同様にして２つのシャー
レ状成形体１０ａ、１０ｂを溶接結合によって設け、該
成形体を次いで成形体２０１Ｌ及び２０ｂの切欠きに貫
通させる。ケーブルを切欠きに密着させてケーシングと
結合させることもできる。次いでケーシング状成形体２
０ａの循環する突合せ面２３＆に、２つの加熱導体２４
＆及び２５ａを取付ける。成形体２０ｂの突合せ面２３
ｂには、加熱導体２４ｂ及び２５ｂを取付ける。この場
合、加熱導体を各々１つの接続線７及び８に夫々まとめ
合せることによシ、全部で４本の加熱導体が相互に並列
接続されている。この配置形式によシ、両者のケーシン
グ半体２０ａと２０ｂを重ね合せると、突合せ面の平坦
な部分の間には夫々２つの加熱導体２４ａ及び２４ｂな
いしは２５ａ及び２５ｂが直接重なシ、かつ切欠き２１
の突合せ面とシャーレ状成形体１０ａ又は１０ｂとの間
には夫々１つだけの加熱導体２４＆もしくは２４ｂ又は
２５ａもしくは２５ｂが存在する。
４つの相互に並列接続された加熱導体の個々のオーム抵
抗は、同様に同じであるか又はほぼ同じであるべきであ
る（Ｒ１菅Ｒ２言Ｒ３菅軌４）。
加熱導体は第２図について説明したように、加熱線、加
熱マットあるいはまた加熱テープとして構成されていて
もよい。加熱導体はまた例えば銅合金から成る薄板又は
箔から成っていてもよく、この場合には加熱導体は成形
体の突合せ面の形状及び寸法に相応して薄板から打抜か
れる。
第５図は第４図の変更実施例を示し、この場合には丁字
形のケーシング半休として構成された２つの成形体２０
ａ　、　２Ｑｂが相互にかつ３つの管状部材１２と直接
溶接によって結合される。４つの並列接続された加熱導
体２４ａ、２５ａ、２４ｂ及び２５ｂの配置形式は、第
４図に関して説明したのと同じである。
【図面の簡単な説明】
第１図は組合せる前の管端部と管スリーブとを溶接する
装置の斜視図、第２図は第１図の装置で使用した加熱導
体を平坦に置いた状態の平面図、第３図はシャーレ状成
形体と挿入すべき部とを溶接する装置の斜視図、第４図
はケーシング状成形体と、ケーブル分枝の際のケーブル
又はケーブル保護管とを溶接する装置の斜視図及び第５
図は第４図の変更実施例の斜視図である。 １．２・・・結合すべき部材、３ａ、３ｂ、２４ａ、２
４ｂ、２５ａ、２５ｂ・・・加熱導体、７゜８・・・電
力供給線、９ａ、９ｂ・・・加熱マット、１０ａ　、ｌ
ｏｂ　、２０ａ　、２０ｂ−・・成形体、１１゜１３．
２３８．２３ｂ−・・突合せ面、１２．２２・・・挿入
部材 −１’Ｊｒ

Claims (1)

  1. 【特許請求の範囲】 １、突合せ面の間に配置された加熱導体を用いて熱可塑
    性プラスチックから成る少なくとも２つの成形体の並行
    して延びる突合せ面を溶接する装置において、少なくと
    も２つの相互に並列接続された加熱導体（３ａ、３ｂ、
    ２４ａ　、２４ｂ　、２５ａ　、２５ｂ　）が突合せ面
    の間に配置されていることを特徴とする、熱可塑性プラ
    スチックスから成る成形体を溶接する装置。 ２、　並列接続された加熱導体が同じか又はほぼ同じオ
    ーム抵抗を有する、特許請求の範囲第１項記載の装置。 ３、加熱導体（３＆　、３ｂ　、２４＆　、２４ｂ　。 ２５ａ、２δｂ）が熱可塑性プラスチックで被覆された
    抵抗線でｓｂ、該抵抗線がコイル状に延びることによっ
    て加熱マット（９ａ　。 ９ｂ）を特徴する特許請求の範囲第１項又は第２項記載
    の装置。 ４、加熱導体（３ａ　、３ｂ　、２４ａ　、２４ｂ　。 ２５ａ、２５ｂ）が加熱テープとして構成されている、
    特許請求の範囲第１項又は第２項記載の装置。 ５、棒状又は管状部材をスリーブと溶接するための装置
    であって、２つの並列接続された加熱導体（３ａ、３ｂ
    ）が結合すべき部材（１，２）の外周に配置されており
    、該部材の夫夫が半周をおおいかつ加熱導体（３ａ、３
    ｂ）の電力供給線（７，８）がスリーブの貫流媒体と接
    触しない側に配置されている、特許請求の範囲第１項か
    ら第４項までのいずれか１項記載の装置。 ６、少なくとも１つの切欠キラ有する２つの成形体（１
    ０ａｌｌＯｂ、２０ａ、２０ｂ）を相互にかつそれらの
    間に挿入すべき、・任意の横断面を有する部材（１２，
    ２２）と溶接するだめの装置であって、夫々の成形体の
    ために突合せ面（１１，１３，２３＆　、２３ｂ）の上
    に載った状態で少なくとも夫々１つの加熱導体（３ａ＋
    　３　ｂ　、２４　ａ　＋　２４　ｂ　、２５＆、２５
    ｂ）が配置されており、この場合成形体の突合せ面と、
    その間に挿入すべき部材（１２，２２）との間に１つの
    加熱導体がかつ両者の成形体の突合せ面（１１，２３ａ
    。 ２３ｂ）の間に重なって２つの加熱導体が配置されてい
    る、特許請求の範囲第１項から第４項までのいずれか１
    項記載の装置。
JP59265523A 1983-12-19 1984-12-18 熱可塑性プラスチツクスから成る成形体を溶接する装置 Pending JPS60151027A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH6737/83A CH661475A5 (de) 1983-12-19 1983-12-19 Anordnung zum verschweissen von formteilen aus thermoplastischem kunststoff.
CH6737/83-8 1983-12-19

Publications (1)

Publication Number Publication Date
JPS60151027A true JPS60151027A (ja) 1985-08-08

Family

ID=4314230

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59265523A Pending JPS60151027A (ja) 1983-12-19 1984-12-18 熱可塑性プラスチツクスから成る成形体を溶接する装置

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Country Link
US (1) US4536644A (ja)
EP (1) EP0146775B1 (ja)
JP (1) JPS60151027A (ja)
AT (1) ATE47559T1 (ja)
CH (1) CH661475A5 (ja)
DE (1) DE3480277D1 (ja)
DK (1) DK607884A (ja)

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CH671444A5 (ja) * 1986-06-25 1989-08-31 Fischer Ag Georg
US4792374B1 (en) * 1987-04-03 1995-02-14 Fischer Ag Georg Apparatus for fusion joining plastic pipe
US4852914A (en) * 1987-06-19 1989-08-01 Milfuse Systems, Inc. Plastic pipeline having rapidly fusible joints and method of making same
DE3911633A1 (de) * 1989-04-10 1990-10-11 Armin Dommer Heizvorrichtung fuer eine schweissvorrichtung
GB8910070D0 (en) * 1989-05-03 1989-06-21 Fusion Plastics Ltd Electro-fusion fittings
CA2121400A1 (en) * 1993-04-27 1994-10-28 Alfred Thalmann Heating means for the surface welding of thermoplastics and process for the production thereof
WO1998003985A1 (de) * 1996-07-18 1998-01-29 Siemens Aktiengesellschaft Elektrisches bauelement, insbesondere relais, mit zweiteiligem gehäuse und verfahren zum fügen des gehäuses
DE19745203C1 (de) 1997-10-13 1998-12-17 Manibs Spezialarmaturen Vorrichtung zum Anschweißen einer Armatur an ein Rohr mittels in der Armatur integrierter elektrischer Heizelemente
GB2374312B (en) 1999-04-18 2003-09-03 Entegris Inc Welding apparatus
AU2003203245A1 (en) * 2002-01-17 2003-07-30 Tatsuya Kyotani Fusion-worked product of resin members and production method therefor and method of fusing resin members
EP1387440B1 (de) * 2002-07-30 2012-02-22 TI Automotive (Fuldabrück) GmbH Verfahren zum Erden eines ummantelten Metallrohres und Clip zur Durchführung des Verfahrens
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JPS5523854U (ja) * 1978-07-28 1980-02-15
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JPS5523854U (ja) * 1978-07-28 1980-02-15
JPS55126416A (en) * 1979-03-19 1980-09-30 Von Roll Ag Electric welding bush

Also Published As

Publication number Publication date
CH661475A5 (de) 1987-07-31
US4536644A (en) 1985-08-20
EP0146775A1 (de) 1985-07-03
DK607884A (da) 1985-06-20
ATE47559T1 (de) 1989-11-15
DE3480277D1 (en) 1989-11-30
DK607884D0 (da) 1984-12-18
EP0146775B1 (de) 1989-10-25

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