JPS6164432A - 複合管の製造法 - Google Patents

複合管の製造法

Info

Publication number
JPS6164432A
JPS6164432A JP59188688A JP18868884A JPS6164432A JP S6164432 A JPS6164432 A JP S6164432A JP 59188688 A JP59188688 A JP 59188688A JP 18868884 A JP18868884 A JP 18868884A JP S6164432 A JPS6164432 A JP S6164432A
Authority
JP
Japan
Prior art keywords
synthetic resin
tubes
guided
contacting
peripheral surfaces
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
JP59188688A
Other languages
English (en)
Inventor
Eiji Hirooka
広岡　英治
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.)
Kuraray Plastics Co Ltd
Original Assignee
Kuraray Plastics Co Ltd
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 Kuraray Plastics Co Ltd filed Critical Kuraray Plastics Co Ltd
Priority to JP59188688A priority Critical patent/JPS6164432A/ja
Publication of JPS6164432A publication Critical patent/JPS6164432A/ja
Pending 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
    • B29C65/10—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using hot gases (e.g. combustion gases) or flames coming in contact with at least one of the parts to be joined
    • B29C65/103—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using hot gases (e.g. combustion gases) or flames coming in contact with at least one of the parts to be joined direct heating both 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
    • B29C66/50—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
    • B29C66/5227—Joining tubular articles for forming multi-tubular articles by longitudinally joining elementary tubular articles wall-to-wall (e.g. joining the wall of a first tubular article to the wall of a second tubular article) or for forming multilayer tubular 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
    • B29C66/73—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
    • B29C66/81421—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 convex or concave
    • B29C66/81423—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 convex or concave being concave
    • 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
    • B29C66/83413—Roller, cylinder or drum types cooperating rollers, cylinders or drums
    • 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
    • B29C66/84—Specific machine types or machines suitable for specific applications
    • B29C66/843—Machines for making separate joints at the same time in different planes; Machines for making separate joints at the same time mounted in parallel or in series
    • B29C66/8432—Machines for making separate joints at the same time mounted in parallel or in series
    • 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
    • B29L2031/60—Multitubular or multicompartmented articles, e.g. honeycomb
    • B29L2031/601—Multi-tubular articles, i.e. composed of a plurality of tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Lining Or Joining Of Plastics Or 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】 く技術分野〉 本発明は、複数の合成樹脂管が長さ方向に沿って一体化
された複合管の製造法に関するものである・ 〈従来技術とその問題点〉 従来、複数の合成樹脂管が長さ方向に沿って一体化され
た複合管は、この形状のダイスより合成樹脂を押出成形
することによって一挙に形成されている。しかしながら
、複合管としては、管径、管の色等が異なるものが複合
された種々のものの要求があシ、これらに対応するため
には、多種多様のダイスを準備しておく必要があシ、場
合によっては特殊な押出機を必要とする。また、繊維補
強層を有する管を複合した管は、前述のような押出成形
では製造不可能である。
〈発明の目的〉 本発明は、このような従来の不都合をなくし、管径、管
の色”あるいは繊維補強層の有無に関係なく、多種多様
の複合管を簡単に製造し得る方法を提供するものである
。
〈発明の構成〉 本発明は、あらかじめ成形された熱可塑性合成樹脂管を
、凹部周面を有するガイドロールによシそれぞれ接触す
るように案内走行せしめ、６管の接触部またはその近傍
でその表面を、熱風を吹きつけることによって軟化もし
くは溶融し、６管を側面において融着一体化することを
特徴とする複合管の製造法である。
本発明を以下図面によシ詳細に説明する。
第１図は、二本の合成樹脂管を複合管とする方法を示す
もので、あらかじめ成形された合成樹脂管１，２は、そ
れぞれ、円弧状周面を有し、適宜間隔をおいて配置され
ているガイドロール３．４の各局面に沿って、ロール３
．４間に案内走行される。
ガイドロール３．４の間隔は、案内走行される二本の合
成樹脂管を長さ方向に沿って接触させ、好ましくは若干
の押圧力が加えられるように設定されている。５は二本
の合成樹脂管１，２が接触する部分に向けて熱風を噴射
するノズルである。このノズル５Ｆｉ内部にヒーター６
を有しており、供給パイプ７よシ供給される空気を加熱
して合成樹脂管に吹きつけるようＫなっておシ、鎖管の
表面の接触部を長さ方向に沿って軟化もしくは溶融する
。
この方法によれば、各合成樹脂管は、ガイドロールの凹
部周面に沿って確実に位置決めされながら案内され、該
ロール間隔によってその接触圧がコントロールされ、長
さ方向に合成樹脂管が互にねじれることなく、直線状融
着部で複合一体化される。この方法においては、管の径
が変化しても、ロールの間隔を変化し、ノズルの位置を
適宜設定すれば、簡単に複合管を製造し得る。もちろん
、管径が極端に変わる場合は、周面の凹部の幅、深さ等
の異なるロールを取り替えることができるが、該ロール
はその周面から案内される合成樹脂管が外れないもので
あればよい、第２図は第１図におけるＡ−Ａ断面を示す
。図中８＃−を引取りロールである。
第３図は、′三本の合成樹脂管９，１０．１１を平面的
に複合一体化する方法におけるガイドロール部の断面を
示すもので、同様に凹部周面をもつガイドロール１２．
１３によプ中夫の合成樹脂管１０を上下から支持し、ロ
ール１４．１５によシ両側の合成樹脂管９．１１を側面
から支持し、鎖管９，１１を管１０の側面に接触案内さ
れるよう、各ガイドロールの位置が決定される。
第４図は同様に三本の合成樹脂管１６，１７．１８を、
ガイドロール１９，２０．２１によりそれぞれ外方よシ
支持し、接触案内し、三角形状に三本の合成樹脂管を複
合一体化する場合のガイドロール部の断面を示すもので
ある。
本発明の方法において、肉薄の合成材脂管等を複合する
場合等、管の変形が問題となる場合には、管内部に水、
空気等を充填封入しておくことが好ましい。
本発明で用いるロールの周面凹部形状は、円弧状であり
、管の外周面に密着するものが特に有効であるが、台形
状あるいはＶ字状等も採用することができる。
く作用効果〉 本発明によれば、管径、管の色などの異なる二種以上の
合成樹脂管の複合管を簡単に製造することはもちろん、
従来の押出一体成形によっては製造不可能であった、繊
維補強層を有する合成樹脂管あるいは内外層で材質の異
なる合成樹脂管からなる複合管、さらＫは、これらの各
種の異なった合成樹脂管の組合せからなる複合管を容易
に製造することを可能にするものである。
【図面の簡単な説明】
第１図は、本発明の詳細な説明する平面側口、第２図は
第１図におけるＡ−ＡＩＦｒ面図、第３，４図は本発明
の方法他の例を示すガイドロール部における断面側口で
あり、１，２，９，１０，１１，１６．１７および１８
は複合される合成樹脂管、３，４，１２゜１３．１４，
１５，１９．２０および２１はガイドロール、５は熱風
吹付用のノズルを示す。 刀、５図 釘１図 ｆｚ図

Claims (1)

    【特許請求の範囲】
  1. 複数本の熱可塑性合成樹脂管を、凹部周面を有するガイ
    ドロールによりそれぞれ接触するように案内走行せしめ
    、各管の接触部またはその近傍でその表面を、熱風を吹
    きつけることにより軟化もしくは溶融し、各管を側面に
    おいて融着一体化することを特徴とする複合管の製造法
    。
JP59188688A 1984-09-07 1984-09-07 複合管の製造法 Pending JPS6164432A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59188688A JPS6164432A (ja) 1984-09-07 1984-09-07 複合管の製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59188688A JPS6164432A (ja) 1984-09-07 1984-09-07 複合管の製造法

Publications (1)

Publication Number Publication Date
JPS6164432A true JPS6164432A (ja) 1986-04-02

Family

ID=16228093

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59188688A Pending JPS6164432A (ja) 1984-09-07 1984-09-07 複合管の製造法

Country Status (1)

Country Link
JP (1) JPS6164432A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007307875A (ja) * 2006-05-22 2007-11-29 Kureha Plastics Kk 並列チューブ集合体の製造方法
JP2013043063A (ja) * 2011-08-26 2013-03-04 Jms Co Ltd 医療用多連チューブとその製造方法及び製造装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007307875A (ja) * 2006-05-22 2007-11-29 Kureha Plastics Kk 並列チューブ集合体の製造方法
JP2013043063A (ja) * 2011-08-26 2013-03-04 Jms Co Ltd 医療用多連チューブとその製造方法及び製造装置

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