JPH02196632A - 筒状容器の高周波溶着装置 - Google Patents

筒状容器の高周波溶着装置

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Publication number
JPH02196632A
JPH02196632A JP1015087A JP1508789A JPH02196632A JP H02196632 A JPH02196632 A JP H02196632A JP 1015087 A JP1015087 A JP 1015087A JP 1508789 A JP1508789 A JP 1508789A JP H02196632 A JPH02196632 A JP H02196632A
Authority
JP
Japan
Prior art keywords
welding
cylindrical container
jig
high frequency
outer periphery
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.)
Granted
Application number
JP1015087A
Other languages
English (en)
Other versions
JP2711467B2 (ja
Inventor
Takeo Yasugi
八杉　武夫
Taku Ichikawa
卓 市川
Takeyoshi Hagita
萩田　剛由
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.)
Ajinomoto Co Inc
SPC Electronics Corp
Original Assignee
Ajinomoto Co Inc
SPC Electronics 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 Ajinomoto Co Inc, SPC Electronics Corp filed Critical Ajinomoto Co Inc
Priority to JP1015087A priority Critical patent/JP2711467B2/ja
Publication of JPH02196632A publication Critical patent/JPH02196632A/ja
Application granted granted Critical
Publication of JP2711467B2 publication Critical patent/JP2711467B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • B29C66/545—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 one hollow-preform being placed inside the 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
    • 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
    • B29C65/3656—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 being a layer of a multilayer part to be joined, e.g. for joining plastic-metal laminates
    • 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
    • B29C66/01—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
    • B29C66/50—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
    • B29C66/542—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 hollow covers or hollow bottoms to open ends of container bodies
    • 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
    • B29C66/612—Making circumferential 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
    • B29C66/63—Internally supporting the article during joining
    • 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
    • B29C66/72—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 structure of the material of the parts to be joined
    • B29C66/723—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 structure of the material of the parts to be joined being multi-layered
    • B29C66/7232—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 structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer
    • B29C66/72321—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 structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer consisting of metals or their alloys
    • 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
    • B29C66/82—Pressure application arrangements, e.g. transmission or actuating mechanisms for joining tools or clamps
    • B29C66/822—Transmission mechanisms
    • B29C66/8226—Cam mechanisms; Wedges; Eccentric mechanisms
    • B29C66/82261—Wedges
    • 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
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
    • B29K2705/02—Aluminium
    • 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
    • B29L2031/712—Containers; Packaging elements or accessories, Packages

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Package Closures (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Closing Of Containers (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】 ［産業上の利用分野コ 本発明は、例えばプラスチック又は紙等で形成した芯材
の片面にアルミニウム箔と熱可塑性樹脂を順次重ねて構
成した筒状容器と容器開口端に嵌合する蓋材を高周波誘
導加熱により溶着する筒状容器の高周波溶着装置に関す
るものである。
［従来の技術］ 従来の此種装置としては第３図に示すように、筒状容器
Ａの開口端に凹状をした蓋材Ｂを嵌合する。一方、筒状
容器Ａの外周に高周波誘導加熱用コイルＣを組込んだ絶
縁材治具ｐの内側にテーパー状治具Ｅを設け、このテー
パー状治具Ｅを蓋材Ｂに押込んで加熱溶着している。
テーパー状治具を蓋材へ押込む方法は、治具を固定し、
容器を下から突上げるか、容器を固定し治具及び加熱コ
イルを押し下げる方法がとられている。いずれの場合も
溶着時に上方もしくは下方への力が容器に加わりテーパ
ー状治具の作用により溶着面に対して垂直圧力が加わる
ようになっている。
［発明が解決しようとする課題］ 前記従来の装置にあっては、溶着時に溶着部分に一定の
加圧力が必要なためで、加圧力が弱いと充分な溶着効果
が得られにい。
又、溶着面に加わる力の作用は蓋材の凹状部寸法のわず
かなバラツキに影響されるため、凹状部寸法精度を厳し
くしなければならず、プラスチック成形品の寸法選別が
必要となり、歩留りが向上できない。
更に、蓋材の凹状部の深さ寸法が数ｍｍ〜十数■と小さ
いため蓋材の寸法バラツキによって溶着強度が一定せず
、溶着不良が発生するという欠点をもっていた。
そこで、本発明はこれらの欠点を解決するために蓋材凹
状部の寸法バラツキが大きくても、常に溶着面に対して
一定の加圧力が加わり、一定の溶着強度が得られる筒状
容器の高周波溶着装置を提供するのが目的である。
Ｃ課題を解決するための手段コ 本発明は前記目的を達成するために、芯材の片面に金属
箔と熱可塑性樹脂を順次重ねて形成した筒状容器の開放
端に、同材料で形成した凹状の蓋材を嵌入して高周波溶
着する装置において、高周波加熱コイルを筒状容器の溶
着部外周に配置し。
溶着時に蓋材の凹状部内部において外周方向へ移動して
加圧する外周を垂直面で形成した数個に分割された溶着
用加圧治具を、蓋材の内側に位置させた筒状容器の高周
波溶着装置を提供するものである。
［作　用］ 本発明においては筒状容器の開放端に凹状の蓋材を嵌合
し、これを高周波加熱コイルの内側に位置させ、溶着用
加圧治具を蓋材の内側に位置させ、溶着用加圧治具を外
周側に移動させて蓋材を加圧し、筒状容器に密着させ、
高周波加熱コイルに高周波電流を流し、誘導加熱で熱可
塑性樹脂を溶かして溶着させる。
溶着後は溶着用加圧治具を内側へ移動させて外周径を縮
小し、筒状容器を取り去る。
［実施例］ 本発明の実施例を第１，２図に基いて詳細に説明すると
、ｌは円筒状の容器（以下筒状容器という）で、プラス
チック又は紙等の芯材で形成した筒の内周にアルミニウ
ム箔等の金属箔と熱可塑性樹脂を順次重ねて構成してい
る。２は蓋材で凹状に形成し、その外周に筒状容器に嵌
合する嵌合溝部３を設け、全体をプラスチック又は紙等
の芯材で形成し、その容器側にアルミニウム箔等の金属
箔と熱可塑性樹脂を順次重ねて構成している。
４は絶縁材治具で、中央に凸形をした操作用孔５を有し
、下端部に高周波加熱コイル６を設けている。
７は溶着用加圧治具で、全体が凸形で外周が垂直面に形
成され、前記操作用孔５内に嵌入できるようになってお
り、垂直分割面８．８’、８”から数分割（実施例では
３分割）に分割（第２図参照）できるようになっている
。そして、小径部９には外周にコイルバネ１０を設けて
、溶着用加圧治具７を常時縮小方向（内周方向）側に付
勢している。この溶着用加圧治具７の中央に加圧用孔１
１を設け、この加圧用孔１１の上部を上端が大径になる
テーパー面１２で形成し、下端をテーパー面１３で形成
したピストン棒１４を嵌入できるようになっている。
本実施例は前記のように構成したもので、まずピストン
棒１４を上方に位置させると、溶着用加圧治具７はコイ
ルバネ１０の作用により中心方向へ縮む、このときの溶
着用加圧治具７の外径寸法は蓋材２の凹状部の内側寸法
より若干小さくなっている。
この状態で蓋材２を装着した筒状容器１を絶縁材治具４
内に挿入すると、第１図に示すように、蓋材２が溶着用
加圧治具７の外側に位置してセットされる。この後、ピ
ストン棒１４を上方より加圧するとピストン棒１４は下
降し、溶着用加圧治具７中心のテーパー状の加圧用孔１
１を外側へ広げる。このため溶着用加圧治具７の外周部
が蓋材２の内周部に当って加圧を行う。この状態を維持
しながら高周波加熱コイル６に高周波電流を流す。この
とき筒状容器ｌおよび蓋材２のアルミニウム箔部分が高
周波誘導加熱により発熱し、アルミニウム箔にコーティ
ングされた熱可塑性樹脂が溶融する。ピストン棒１４は
加圧状態を維持しているので溶融した熱可塑性樹脂は互
いに交り合い筒状容器ｌと蓋材２は溶着される。
尚、高周波電流を切っても溶着面が一定温度以下になる
まで加圧は維持する必要がある。溶着面が一定温度以下
になったらピストン棒１４を引き上げ筒状容器ｌを取り
出す。
溶着用加圧治具７は絶縁材及び導電材のどちらを用いて
もよく、溶着時の冷却効果を上げるためには水冷または
空冷することが望ましい。
［発明の効果］ 本発明においては、溶着用加圧治具の外周寸法が蓋材凹
状部の寸法より小さくすることができるので、蓋材の寸
法精度を厳しくチエツクすることなく溶着することが可
能となり、蓋材の生産歩留りを向上することができる。
また、溶着用加圧治具は外周側に径を拡げることができ
るので、蓋材に多少のバラツキがあっても、容易に溶着
強度を設定することができ、かつ溶着不良をなくし、確
実、安定的に溶着を行うことができるなどの利点がある
。
【図面の簡単な説明】
第１図は本発明に係る筒状容器の高周波溶着装置の一実
施例の断面図、第２図は溶着用加圧治具の平面図、第３
図は従来例の断面図である。 １・・・筒状容器、２・・・蓋材、３・・・嵌合溝部５
４・・・絶縁材治具、５・・・操作用孔、６・・・高周
波加熱コイル、７・・・溶着用加圧治具、８，８”、８
”・・・垂直分割面、９・・・小径部、１０・・・コイ
ルバネ、１１・・・加圧用孔、１２．１３・・・テーパ
ー面、１４・・・ピストン棒。

Claims (1)

    【特許請求の範囲】
  1. 芯材の片面に金属箔と熱可塑性樹脂を順次重ねて形成し
    た筒状容器の開放端に、同材料で形成した凹状の蓋材を
    嵌入して高周波溶着する装置において、高周波加熱コイ
    ルを筒状容器の溶着部外周に配置し、溶着時に蓋材の凹
    状部内部において外周方向へ移動して加圧する外周を垂
    直面で形成した数個に分割された溶着用加圧治具を、蓋
    材の内側に位置させたことを特徴とする筒状容器の高周
    波溶着装置。
JP1015087A 1989-01-26 1989-01-26 筒状容器の高周波溶着装置 Expired - Lifetime JP2711467B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1015087A JP2711467B2 (ja) 1989-01-26 1989-01-26 筒状容器の高周波溶着装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1015087A JP2711467B2 (ja) 1989-01-26 1989-01-26 筒状容器の高周波溶着装置

Publications (2)

Publication Number Publication Date
JPH02196632A true JPH02196632A (ja) 1990-08-03
JP2711467B2 JP2711467B2 (ja) 1998-02-10

Family

ID=11879061

Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
JP (1) JP2711467B2 (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002517336A (ja) * 1998-05-29 2002-06-18 ユーピーエム−キンメネ コーポレイション 端部部材をケーシングへ締め付ける装置
JP2009113867A (ja) * 2002-01-25 2009-05-28 Bapco Closures Research Ltd 容器の閉鎖物
JP2010162705A (ja) * 2009-01-13 2010-07-29 Q P Corp 円柱状有底袋の製造方法及びその製造装置並びにその袋を用いたペースト状物封入円柱状有底袋食品
CN107921715A (zh) * 2015-10-05 2018-04-17 利乐拉瓦尔集团及财务有限公司 一种焊头

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002517336A (ja) * 1998-05-29 2002-06-18 ユーピーエム−キンメネ コーポレイション 端部部材をケーシングへ締め付ける装置
JP2009113867A (ja) * 2002-01-25 2009-05-28 Bapco Closures Research Ltd 容器の閉鎖物
JP2010162705A (ja) * 2009-01-13 2010-07-29 Q P Corp 円柱状有底袋の製造方法及びその製造装置並びにその袋を用いたペースト状物封入円柱状有底袋食品
CN107921715A (zh) * 2015-10-05 2018-04-17 利乐拉瓦尔集团及财务有限公司 一种焊头

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