JPS6334817B2 - - Google Patents

Info

Publication number
JPS6334817B2
JPS6334817B2 JP54123418A JP12341879A JPS6334817B2 JP S6334817 B2 JPS6334817 B2 JP S6334817B2 JP 54123418 A JP54123418 A JP 54123418A JP 12341879 A JP12341879 A JP 12341879A JP S6334817 B2 JPS6334817 B2 JP S6334817B2
Authority
JP
Japan
Prior art keywords
welding
plastic
welded
hollow
hollow plastic
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
JP54123418A
Other languages
English (en)
Other versions
JPS5646722A (en
Inventor
Yasuo Tanaka
Yoshuki Matsuzaki
Yoshinari Yasuda
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.)
Kyoraku Co Ltd
Original Assignee
Kyoraku 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 Kyoraku Co Ltd filed Critical Kyoraku Co Ltd
Priority to JP12341879A priority Critical patent/JPS5646722A/ja
Publication of JPS5646722A publication Critical patent/JPS5646722A/ja
Publication of JPS6334817B2 publication Critical patent/JPS6334817B2/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
    • B29C66/50—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
    • B29C66/532—Joining single elements to the wall of tubular articles, hollow articles or bars
    • B29C66/5324—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length
    • B29C66/53245—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being hollow
    • B29C66/53246—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being hollow said single elements being spouts, e.g. joining spouts to containers
    • 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
    • B29C65/06—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using friction, e.g. spin welding
    • B29C65/0672—Spin welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • 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
    • B29C66/13—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
    • B29C66/53—Joining single elements to tubular articles, hollow articles or bars
    • B29C66/532—Joining single elements to the wall of tubular articles, hollow articles or bars
    • B29C66/5324—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length
    • B29C66/53245—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being hollow
    • 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
    • B29C66/532—Joining single elements to the wall of tubular articles, hollow articles or bars
    • B29C66/5324—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length
    • B29C66/53245—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being hollow
    • B29C66/53246—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being hollow said single elements being spouts, e.g. joining spouts to containers
    • B29C66/53247—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being hollow said single elements being spouts, e.g. joining spouts to containers said spouts comprising flanges
    • 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
    • B29C66/61—Joining from or joining on the inside
    • 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
    • B29C66/63—Internally supporting the article during joining
    • B29C66/632—Internally supporting the article during joining using a fluid
    • 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
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/24—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight
    • B29C66/242—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours
    • B29C66/2422—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours being circular, oval or elliptical
    • B29C66/24221—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours being circular, oval or elliptical being circular
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Description

【発明の詳細な説明】 本発明はプラスチツク製中空状構造体に溶接部
材を摩擦熱により溶着接合する、プラスチツク製
中空状構造体の溶接方法に関する。
一般に、摩擦熱による溶接方法は溶接部材と被
溶接部材とを圧接した状態で、相対的に運動さ
せ、その圧接した接合面に摩擦熱を生じせしめて
溶融接合することから、溶接部材と被溶接部材は
圧接に耐えうる強度を必要とする。ところが、被
溶接部材がプラスチツク製中空状構造体である場
合、圧接に耐えうる強度がなく、圧接によつてプ
ラスチツク製中空状構造体が変形し、接合面に溶
接される程の摩擦熱を発生させることが頻る困難
であり、接合強度に劣り、また接合箇所の寸法精
度に劣ることからプラスチツク製中空状構造体に
溶接部材を良好に摩擦溶接することは困難であつ
た。
本発明はプラスチツク製中空状構造体の外表面
に溶接部材を摺動させて摩擦熱を発生させて溶接
する際に、プラスチツク製中空状構造体の内部に
圧力流体を圧入し内部を加圧した状態で溶接部材
を摺動することにより従来の欠点を解消するもの
であり、圧接に耐えうる強度がないプラスチツク
製中空状構造体であつても良好な摩擦溶接する方
法を提供するものである。
以下本発明を図面にもとづき説明するに、１は
回転運動による摩擦溶接装置で、回転軸２は軸受
３によつて昇降自在に支承され、回転軸２の下端
には溶接部材であるプラスチツク製のブラケツト
４を挾持するクランプ５を、上端には圧接用のエ
アシリンダー６が、また回転軸２の軸上には電磁
ブレーキ７を備えたプーリー８が固定してあり、
回転軸１は回転制御される。そして９はモータ、
１０はクラツチであり、１１は被接合部材である
プラスチツク製のタンク１２を保持する保持具で
ある。１３は加圧装置で、プラスチツク製タンク
１２の注入孔からなる開口１２ａに接続するノズ
ル１４は、加圧源であるコンプレツサー１５とパ
イプ１６にて連通している。また１７はパイプの
適宜箇所に配設した電磁弁である。
つぎに溶接方法を説明するに、まず被接合部材
であるプラスチツク製タンク１２を保持具１１に
固定し、接合部材であるプラスチツク製ブラケツ
ト４を回転軸２のクランプ５に挾持する。ついで
加圧装置のノズル１４をタンク１２の開口１２ａ
に接続し、加圧流体をタンク内に圧入し、タンク
１２の内部を加圧した状態とする。そして回転軸
２を回転し、エアシリンダー６により回転軸２を
下降させ、タンク１２とブラケツト４との接合面
を圧接しつつブラケツト４を回転させる。このと
きタンク１２は内部が加圧されているので、接合
面は良好な圧接状態が保たれ、接合面には摩擦熱
が発生しそして溶融が生じたならば回転を停止
し、接合面が固化するまで静止状態を保つ、そし
て接合面の固化終了後、タンク１２内の加圧状態
及びブラケツト４の挾持を解除し、回転軸２を上
昇させることによつて溶接は完了し、タンク１２
にブラケツト４が溶接されたプラスチツク製中空
状構造体が得られる。
本発明にて適用される摩擦溶接は、接合面を圧
接した状態で相対的に運動させるものであり、例
えば実施例に示した回転運動の他に回転往復運動
や直線往復運動にて摩擦熱を発生させるものであ
る。また、被溶接部材のプラスチツク製中空状構
造体とはポリエチレン、ポリプロピレン等の熱可
塑性プラスチツクを吹込成形、回転成形、真空成
形、射出成形や圧縮成形等にて製造した中空状構
造体の総称で、例えばタンク、コンテナー、ボト
ルやハウジング部材である。一方溶接部材はブラ
ケツトや注出パイプ等所望形状のものが使用され
る。尚、溶接部材は被溶接部材と同質のプラスチ
ツク材料で構成するのが溶接強度の面で望まし
い。また、プラスチツク製中空状構造体の内部に
圧力流体を圧入する際、プラスチツク製中空状構
造体は密閉状で行うのが望ましいが、一部解放さ
れた状態であつても、プラスチツク製中空状構造
体の内部に加圧状態が保たれれば本発明は達成さ
れる。
本発明に係るプラスチツク製中空状構造体の溶
接方法は、以上のように溶接部材をプラスチツク
製中空状構造体の外表面に接触させて溶着するの
で、作業が容易で装置も極めて簡単なものが使用
できるとともに、プラスチツク製中空状構造体の
内部に直接圧力流体を圧入したので、プラスチツ
ク製中空状構造体の内部の各面に均等に圧力が加
わり偏つた変形を防止することができる。
【図面の簡単な説明】
第１図は本発明に係る溶接方法を例示する溶接
装置の略図であり、第２図は本発明に係る溶接方
法にてブラケツトを溶接したタンクの斜視図であ
る。 １…摩擦溶接装置、４…ブラケツト、１２…プ
ラスチツク製タンク、１３…加圧装置。

Claims (1)

    【特許請求の範囲】
  1. １ ポリエチレン・ポリプロピレン等の熱可塑性
    プラスチツクからなるプラスチツク製中空状構造
    体の外表面にブラケツトや注出パイプ等の溶接部
    材を接触させ、ついで該溶接部材を摺動させて摩
    擦熱を発生させてプラスチツク製中空状構造体と
    溶接部材とを摩擦溶接するプラスチツク製中空状
    構造体の溶接方法において、該プラスチツク製中
    空状構造体の内部に圧力流体を圧入し内部を加圧
    した状態で該溶接部材を摺動させることを特徴と
    するプラスチツク製中空状構造体の溶接方法。
JP12341879A 1979-09-26 1979-09-26 Method of welding plastic hollow object Granted JPS5646722A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12341879A JPS5646722A (en) 1979-09-26 1979-09-26 Method of welding plastic hollow object

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12341879A JPS5646722A (en) 1979-09-26 1979-09-26 Method of welding plastic hollow object

Publications (2)

Publication Number Publication Date
JPS5646722A JPS5646722A (en) 1981-04-28
JPS6334817B2 true JPS6334817B2 (ja) 1988-07-12

Family

ID=14860057

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12341879A Granted JPS5646722A (en) 1979-09-26 1979-09-26 Method of welding plastic hollow object

Country Status (1)

Country Link
JP (1) JPS5646722A (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0158454A1 (en) * 1984-03-14 1985-10-16 Pioneer Equities, Inc. Seamless overpack and spin welding apparatus for making same
JPS6355808U (ja) * 1986-09-29 1988-04-14
DE3922066A1 (de) * 1989-07-05 1991-01-10 Bielomatik Leuze & Co Vorrichtung und vefahren zur haftbefestigung mindestens eines fuegeteiles
JPH0780243B2 (ja) * 1991-01-08 1995-08-30 大阪水交株式会社 熱可塑性樹脂製容器に継手を取付ける方法および継手

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5544873A (en) * 1978-09-28 1980-03-29 Suzuki Motor Co Ltd Manufacture of synthetic resin container

Also Published As

Publication number Publication date
JPS5646722A (en) 1981-04-28

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