JPS6049579B2 - パツキンの取付方法 - Google Patents

パツキンの取付方法

Info

Publication number
JPS6049579B2
JPS6049579B2 JP56034604A JP3460481A JPS6049579B2 JP S6049579 B2 JPS6049579 B2 JP S6049579B2 JP 56034604 A JP56034604 A JP 56034604A JP 3460481 A JP3460481 A JP 3460481A JP S6049579 B2 JPS6049579 B2 JP S6049579B2
Authority
JP
Japan
Prior art keywords
lid
packing
panel
synthetic resin
ceiling surface
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
JP56034604A
Other languages
English (en)
Other versions
JPS57150550A (en
Inventor
喜治 畠山
幸知 柚原
進 木村
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.)
YKK Corp
Original Assignee
Yoshida Kogyo KK
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 Yoshida Kogyo KK filed Critical Yoshida Kogyo KK
Priority to JP56034604A priority Critical patent/JPS6049579B2/ja
Publication of JPS57150550A publication Critical patent/JPS57150550A/ja
Publication of JPS6049579B2 publication Critical patent/JPS6049579B2/ja
Expired 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
    • B29C65/34—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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14778—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the article consisting of a material with particular properties, e.g. porous, brittle
    • B29C45/14811—Multilayered 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
    • 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
    • B29C66/50—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
    • B29C66/5326—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially flat
    • 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
    • B29C66/80—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
    • B29C66/70—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
    • 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
    • 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
    • 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
    • B29L2031/56—Stoppers or lids for bottles, jars, or the like, e.g. closures
    • B29L2031/565—Stoppers or lids for bottles, jars, or the like, e.g. closures for containers

Landscapes

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

Description

【発明の詳細な説明】 本発明は合成樹脂製蓋の天井面にパッキンを取付ける
方法に係り、更に詳しくはアルミニウムフィルム等の発
熱層の表面に合成樹脂フィルム或は感熱性接着剤を積層
してなる天井画形成パネルを蓋成形用の射出成形用金型
内に予めインサートし、溶融樹脂を前記パネルの周りに
射出して射出圧によつて該パネルを一定の形状に成形す
ると共にパネル表面の合成樹脂フィルム或は感熱性接着
剤を融カルてパネルと射出樹脂とを接合し発熱層を天井
面に有する合成樹脂製蓋を成形し、次に予め用意された
発泡ポリエチレン等の圧縮復元性を有する芯材の表裏面
に合成樹脂フィルムを積層してなるパッキンを前記蓋の
天井面に挿入し、高周波発生装置を用いて高周波誘導に
より前記蓋の天井部の発熱層を加熱させて合成樹脂フィ
ルムを溶融してパッキンを蓋の天井面に接着させること
を特徴としたパッキンの取付方法に関するものである。
従来、パッキンを蓋内に取付ける場合には接着剤を使
用するか或はパッキンを射出成形金型内に挿入した後蓋
を成形する所謂インサート成形することによつて構成し
ていたが、前者は接着が弱い為にパッキンが脱落したり
、又接着剤の幻が残りこれが容器に収納した化粧品や食
品の芳香を阻害し、かつ接着剤の塗布によりパッキンの
表面に凹凸面が形成されパッキンの密封性を防げる欠点
があり、更に後者は射出成形時にパッキン全体にシワが
発生する恐れがある等の欠点があつた。 本発明に係る
方法及び蓋は従来の之等の欠点に鑑み開発された全く新
規な技術に関するものである。 図により本発明に係る
方法の一実施例を具体的に説明すると、第１図及び第２
図に於て、１は蓋の天井画形成パネルであつて、アルミ
ニウムフィルム等の金属シートよりなる発熱層２の表裏
面に夫々合成樹脂フィルム或いは感熱性接着剤３，４を
積層することによつて構成され、かつこのパネル１の中
心部には芯孔５が穿孔されている。
６は蓋成形用の射出成形用金型であつて、キャビティ７
、湯道８及び湯口９を有するコア１０、突出し型板１１
とより構成され、キャビティ７とコア１０との間には蓋
成形用空隙１２が設けられ、更に特にコア１０の上部外
周縁にはリング状凹所１３が穿設され、溶融樹脂を射出
した際にはこの部分が肉厚にかつ成形された蓋の天井面
周辺部が突出する如く構成されている。
本願の蓋を成形するに当つては図に示す如く、パネル１
をキャビティ７とコア１０とによつて構成された空隙１
２内にインサートし、この状態で湯口９より溶融樹脂を
空隙１２内に射出することによつてパネル１を射出圧に
よつてコア１０の上面にリング状凹所１３に沿つて折り
曲げられ中央部が高く外周縁が下方に彎曲成形しながら
、パネル１のフィルム３をこれと同材質の樹脂熱で融解
して天井面に中央部が凹所状に成形されたパネル１を有
する合成樹脂製蓋１４を一体成形する。
次に第３図及び第４図に示す如く、発泡ポリエチレン等
の圧縮復元性を有する芯材１５の表裏面に合成樹脂フィ
ルム１６，１７を夫々積層したパ，ツキン１８を前述の
如く成形した蓋１４の中に挿入し、上表面か蓋１４の天
井面と同一形状を持つた押治具１９を蓋１４内に挿入し
、かつ蓋１４の上面を受治具２０で受けながらブレス成
形されパッキン１８は蓋１４の天井面の全域に密着し、
次．゛いで公知の高周波発生装置に連結された誘導コイ
ル２１を蓋１４の周りに配置して高周波を発生すること
によつて蓋１４内のパネル１の発熱層２を発熱させ、パ
ネル１のフィルム４とパッキン１８を夫々溶融接着させ
ると共にパッキン１８を蓋１４の天井面に沿つて彎曲成
形し、パッキン１８が一体的に取付けられた蓋１４を構
成することが出来る。本発明は上述の如く、発熱層を内
在した天井面形成パネルをインサートして成形すること
によつて天井面に発熱層を有しかつその天井面が一定の
・形状に成形された合成樹脂蓋を一体成形し、更にこの
蓋内にパッキンを挿入すると共に治具で押圧しながら高
周波誘導加熱をするので、発熱層を加熱してパッキンを
蓋内に完全に融着し、同時にパッキンを天井面の凹凸に
沿つた形状に成形することが出来、従つて従来の如く接
着剤を使用した場合と異なり、接着力が弱くパッキンが
脱落したり或は勾が蓋内に残存する恐れがなく、又接着
剤或はインサート成形した時の様にパッキンにしわや凹
凸が形成される恐れがなく、しかも製造された蓋はパッ
キン内に金属層がある為に気密性が良く、耐薬品性にも
優れ、更にパッキンの中央部に大径凹所が形成されてい
るので、容器に収納した食品、化粧料等の内容物がこの
パッキンの表面に付着する恐れがない等の特徴を有する
ものである。
【図面の簡単な説明】
第１図乃至第４図は本発明に係る方法を例示する説明図
である。 １・・・パネル、２・・・発熱材、３，４・・・フィル
ム、６・・・金型、７・・・キャビティ、１０・・・コ
ア、１４・・・蓋、１５・・・芯材、１８・・・パッキ
ン。

Claims (1)

    【特許請求の範囲】
  1. １ アルミニウムフィルム等の発熱層の表面に合成樹脂
    フィルム或は感熱性接着剤を積層してなる天井面形成パ
    ネルを蓋成形用の射出成形用金型内に予めインサートし
    、溶融樹脂を前記パネルの周りに射出して射出圧によつ
    て該パネルを一定の形状に成形すると共にパネル表面の
    合成樹脂フィルム或は感熱性接着剤を融かしてパネルと
    射出樹脂とを接合し発熱層を天井面に有する合成樹脂製
    蓋を成形し、次に予め用意された発泡ポリエチレン等の
    圧縮復元性を有する芯材の表裏面に合成樹脂フィルムを
    積層してなるパッキンを前記蓋の天井面に挿入し、高周
    波発生装置を用いて高周波誘導により前記蓋の天井部の
    発熱層を加熱させて合成樹脂フィルムを溶融してパッキ
    ンを蓋の天井面に接着させることを特徴としたパッキン
    の取付方法。
JP56034604A 1981-03-12 1981-03-12 パツキンの取付方法 Expired JPS6049579B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56034604A JPS6049579B2 (ja) 1981-03-12 1981-03-12 パツキンの取付方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56034604A JPS6049579B2 (ja) 1981-03-12 1981-03-12 パツキンの取付方法

Publications (2)

Publication Number Publication Date
JPS57150550A JPS57150550A (en) 1982-09-17
JPS6049579B2 true JPS6049579B2 (ja) 1985-11-02

Family

ID=12418953

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56034604A Expired JPS6049579B2 (ja) 1981-03-12 1981-03-12 パツキンの取付方法

Country Status (1)

Country Link
JP (1) JPS6049579B2 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL166190A0 (en) * 2002-07-12 2006-01-15 West Pharm Serv Inc Method for making plastic overcaps using hot runner back-gated mold technology

Also Published As

Publication number Publication date
JPS57150550A (en) 1982-09-17

Similar Documents

Publication Publication Date Title
US5328045A (en) Lid device for wide-mouthed container and method for making the same
US4258529A (en) Method of sealing a container
JPS5829618A (ja) 紙カツプの口縁に成型リングを接着する方法
US4484964A (en) Method of providing a seal between can end plate and can barrel
JPS6049579B2 (ja) パツキンの取付方法
JPS599328B2 (ja) 両面に合成樹脂膜を被覆した積層シ−ト製筒体に溶着組付けされるキャップと樹脂リングとの組合せ物
JPH06200949A (ja) 軸受用密封板の装着方法および軸受用密封装置
US3542913A (en) Process for capping containers
JP3484542B2 (ja) チューブ容器胴部
US4416576A (en) Method of forming score in can end plate and method of attaching tab to the same for facilitating the opening of can
JPH0157711B2 (ja)
JPH01114405A (ja) 電磁波シールドケースおよびその製造方法
JPS6235378B2 (ja)
JPS6226889B2 (ja)
JP3240909B2 (ja) 複合容器
JP3930330B2 (ja) 蓋付容器の接合方法
JP2886966B2 (ja) チューブ容器の製造方法
JPH0272024A (ja) 液体紙容器の密封方法
JPH09277407A (ja) 紙カップの製造方法
JPS637940B2 (ja)
JPH044214B2 (ja)
JPH0244552Y2 (ja)
JP3022090B2 (ja) 蓋
JP2514187B2 (ja) 容器の製造方法
JPH0117930B2 (ja)