JPS6224508Y2 - - Google Patents

Info

Publication number
JPS6224508Y2
JPS6224508Y2 JP1982093186U JP9318682U JPS6224508Y2 JP S6224508 Y2 JPS6224508 Y2 JP S6224508Y2 JP 1982093186 U JP1982093186 U JP 1982093186U JP 9318682 U JP9318682 U JP 9318682U JP S6224508 Y2 JPS6224508 Y2 JP S6224508Y2
Authority
JP
Japan
Prior art keywords
nozzle
hot air
welded
objects
welding
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
JP1982093186U
Other languages
English (en)
Other versions
JPS58194014U (ja
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 filed Critical
Priority to JP1982093186U priority Critical patent/JPS58194014U/ja
Publication of JPS58194014U publication Critical patent/JPS58194014U/ja
Application granted granted Critical
Publication of JPS6224508Y2 publication Critical patent/JPS6224508Y2/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
    • B29C66/65—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 with a relative motion between the article and the welding tool
    • 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
    • B29C66/114—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
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/302—Particular design of joint configurations the area to be joined comprising melt initiators
    • B29C66/3022—Particular design of joint configurations the area to be joined comprising melt initiators said melt initiators being integral with at least one of the parts to be joined
    • B29C66/30223—Particular design of joint configurations the area to be joined comprising melt initiators said melt initiators being integral with at least one of the parts to be joined said melt initiators being rib-like
    • 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
    • B29C66/32—Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
    • B29C66/322—Providing cavities in the joined article to collect the burr
    • 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
    • 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
    • B29C66/83—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
    • B29C66/83221—Joining or pressing tools reciprocating along one axis cooperating reciprocating tools, each tool reciprocating along one axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Description

【考案の詳細な説明】 本考案は、熱風溶着機のノズル装置に関し、特
に中空状でほゞ円形の形状をした熱可塑性樹脂部
材の接合を可能にする熱風溶着機のノズル装置に
関するものである。
車両のブレーキオイルリザーバタンクや窓洗浄
のための洗浄液用タンクは合成樹脂材よりなり、
中空形状に形成されて熱風溶着機により接合され
ている。即ち特開昭55−139217号「中空体形状を
した熱可塑性樹脂材の熱風溶着方法とその装置」
に開示されてあるように被接合物を回転させて熱
風溶着ノズルを被接合物の接合面に接近させ熱風
を噴出して接合面を溶融圧着して中空体形状の前
記タンクを製造している。然しこの技術について
は小径の中空形状のものゝ溶着には最適である
が、直径の大きい中空形状のものについては接合
すべき部分の肉厚が薄いために従来方法では適切
に熱風が当らないために溶融する部分に温度のバ
ラツキが生じ、温度分布が一定でないために溶着
が悪く、このためにノズルの寸法及び固定方法に
ついて精度よく正確に作る必要があり、従つて溶
着装置全体がコスト高となつた。
本考案は前記欠点を改良するために、中空形状
の直径の大きいものゝ溶着において、被接合物１
及び２を回転させながら接合面に設けた突起状の
溶着部の温度分布を全円周一定にするためにノズ
ルの噴出口の配列をほゞ半円状に配列して一定時
間接合部を回転しながら熱風を吹き付けるもの
で、被接合物１及び２は絶えず回転し多数のノズ
ル吹出口より熱風が噴出するために接合面の温度
分布は常に均一で半溶融状態になりノズルが移動
後被接合物１及び２を圧着すれば接合面は完全に
圧着し確実に溶着されるものである。然もノズル
の吹出口は上下２方向に多数設定されノズルの口
径の寸法上に多少のバラツキがあつても溶着には
殆んど影響がなく低コストのノズル装置を提供す
るものである。
以上本考案の実施例を添付図面を参照して説明
する。
１及び２は被接合物で溶着すべき端面に１ａ，
２ａの突起部が全円周にわたつて形成されてい
る。３はノズルホルダー、４は電熱ヒーター、５
はノズル、そして６は半円形をしたノズル先端部
で、被接合物の直径に合せて半円上に直径１〜
0.5φ程度のノズル孔６ａ，６ｂ…が図に示すご
とく両側に設けられている。８及び９は被接合物
１及び２を回転させながら上・下移動する上側回
転治具及び下側回転治具である。第１図に示す矢
示１０はノズル５内の熱風の流れで、ノズル孔６
ａ，６ｂ，…より両側１１及び１２に示すように
噴出する。
以上の構成において、被接合物１及び２を上側
回転治具及び下側回転治具８及び９に取り付け、
溶着すべき端面に第１図に示すごとくノズル５を
挿入し、半円形に設けられたノズル孔６ａ，６
ｂ，…を端面突起部１ａ及び２ａの位置に合せて
いる。前記ヒーター４にて熱せられた熱風は、図
示しない送風機により、ノズル孔６ａ，６ｂ，…
より噴出して熱風１１及び１２を吹き付け被接合
物１及び２の突起部１ａ，２ａを半溶融状態にす
る。
熱風の温度は、被接合物１及び２の樹脂の溶融
温度に合せてヒーターにて制御されており、ポリ
プロピレンならば約280度、ナイロンならば約300
度が適当である。端部１ａ，２ａが半溶融状態と
なり、ノズル５が１３に示す方向に退出すると同
時に、前記回転治具が被接合物１及び２を合せて
一体化するために、第２図ロに示す様に、１４，
１５の方向に移動して一定の圧力で押え合せて、
７に示すごとく溶着する。尚、溶着面は前記突起
部が溶融して圧着され、第２図ハの拡大断面図に
示すごとく、溶着部７ａの肉厚が僅か凸状になる
まで圧着して完全に溶着させるものである。又溶
着部７ａは、熱風による溶融、溶着のために、熱
板溶着と比較して樹脂材料に対して化学変化と起
す程に熱勾配が急激でないために溶着後の溶着物
の老化現象及び樹脂材の変色がまつたく見受けら
れない完全な溶着部７ａが構成されるものであ
る。
【図面の簡単な説明】
第１図は本考案の実施例の要部拡大断面図、第
２図は被溶着物に関するもので、イは溶着直前の
断面図、ロは溶着後の断面図、ハはロのＡ部の拡
大断面図、そして第３図はノズル部の斜視図であ
る。 １，２……被接合物、１ａ，２ａ……突起、５
……ノズル、６ａ，６ｂ……ノズル孔。

Claims (1)

    【実用新案登録請求の範囲】
  1. 熱可塑性樹脂材よりなる接合面がほゞ円形の被
    接合物を回転させながら、熱風の吹出しにより前
    記被接合物の端面を溶融、圧着する熱風溶着機の
    ノズル装置において、ノズルの両面にノズル孔を
    半円形に配列したことを特徴としたノズル装置。
JP1982093186U 1982-06-22 1982-06-22 熱風溶着機のノズル装置 Granted JPS58194014U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1982093186U JPS58194014U (ja) 1982-06-22 1982-06-22 熱風溶着機のノズル装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982093186U JPS58194014U (ja) 1982-06-22 1982-06-22 熱風溶着機のノズル装置

Publications (2)

Publication Number Publication Date
JPS58194014U JPS58194014U (ja) 1983-12-23
JPS6224508Y2 true JPS6224508Y2 (ja) 1987-06-23

Family

ID=30100784

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982093186U Granted JPS58194014U (ja) 1982-06-22 1982-06-22 熱風溶着機のノズル装置

Country Status (1)

Country Link
JP (1) JPS58194014U (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6455753B2 (ja) * 2014-09-09 2019-01-23 国立研究開発法人土木研究所 穿孔装置および孔拡張装置

Also Published As

Publication number Publication date
JPS58194014U (ja) 1983-12-23

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