JPS6233080A - 超音波溶着用受け台 - Google Patents

超音波溶着用受け台

Info

Publication number
JPS6233080A
JPS6233080A JP60170735A JP17073585A JPS6233080A JP S6233080 A JPS6233080 A JP S6233080A JP 60170735 A JP60170735 A JP 60170735A JP 17073585 A JP17073585 A JP 17073585A JP S6233080 A JPS6233080 A JP S6233080A
Authority
JP
Japan
Prior art keywords
spacer
cradle
ultrasonic welding
substrate
ultrasonic
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
JP60170735A
Other languages
English (en)
Inventor
Shiyuuzou Iyoshi
就三 伊吉
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.)
Daicel Corp
Original Assignee
Daicel Chemical Industries 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 Daicel Chemical Industries Ltd filed Critical Daicel Chemical Industries Ltd
Priority to JP60170735A priority Critical patent/JPS6233080A/ja
Publication of JPS6233080A publication Critical patent/JPS6233080A/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
    • 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
    • B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
    • B29C66/5346—Joining single elements to open ends of tubular or hollow articles or to the ends of 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
    • 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
    • B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
    • 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
    • B29C66/05—Particular design of joint configurations
    • B29C66/302—Particular design of joint configurations the area to be joined comprising melt initiators
    • B29C66/3024—Particular design of joint configurations the area to be joined comprising melt initiators said melt initiators being non-integral with 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
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/47—Joining single elements to sheets, plates or other substantially flat surfaces
    • B29C66/472—Joining single elements to sheets, plates or other substantially flat surfaces 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
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • 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
    • B29C66/81427—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 comprising a single ridge, e.g. for making a weakening line; comprising a single tooth
    • 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
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/45—Joining of substantially the whole surface of the articles
    • B29C66/452—Joining of substantially the whole surface of the articles the article having a disc form, e.g. making CDs or DVDs
    • 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
    • B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
    • B29C66/5346—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially flat
    • B29C66/53461—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially flat joining substantially flat covers and/or substantially flat bottoms to open ends of container bodies
    • B29C66/53462—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially flat joining substantially flat covers and/or substantially flat bottoms to open ends of container bodies joining substantially flat covers and substantially flat 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
    • B29C66/80—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
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2017/00—Carriers for sound or information
    • B29L2017/001—Carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records
    • B29L2017/003—Records or discs
    • B29L2017/005—CD''s, DVD''s

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〕 本発明は超音波溶着用受け台に関する。更に詳しくは、
中間にスペーサーを挟んで超音波溶着法を用いて貼り合
わされた、エアーサンドイッチ構造の光ディスクの製法
において用いられる超音波溶着用受け台に関する。
〔従来の技術及び問題点〕
従来より円盤状の透明プラスチック基板の少なくとも一
方の面に記録媒体層を設けたり、所定の情報信号をピッ
ト（穴）の有無として記録したものを前記媒体層が設け
られた面が互いに対向するようにして、中間にスペーサ
ーを挟んで２枚貼り合わせてディスクを形成し、その基
板表面より光ビームを照射して情報の記録再生を行う装
置が開発されている。
これらのディスクにおける基板としては、経済性、安定
性及び光学的特性の観点より、ポリメチルメタクリレー
トやポリカーボネート等の成形基板を使用しているが、
これらの基板の貼り合わせ法としてホットメルト接着、
エポキシ接着剤のような熱硬化接着、紫外線硬化接着、
超音波溶着などが挙げられる。
超音波溶着は短時間で高い接着力が得られるので最も経
済性に優れたものである。
しかしながら、光ディスク円盤のような比較的大きなも
のは十分な接着性を得るのが困難であった。
それ故、従来より、種々研究が行われてきており、例え
ば、直径５ＣＩＩ＋以下の小さな部分のみ超音波溶着し
、直径３０ｃｍのような広い範囲はホ７）メルト接着を
行う方法が特開昭５８−２０３６４５号公報で提案され
ている。又、第６図に示すように、スペーサーの突起部
分を２列平行線になるように設けて接着性を高める方法
が特開昭５８−１９４１５３号公報で提案されている。
尚、図中、１はディスク受け台、２はスペーサー、３は
スペーサーの突起部分、５はディスク基板、６は記録膜
、７は超音波振動子（ホーン）である。
しかしながら、突起部分が２列のスペーサーを用いても
、スペーサーを挟んで２枚のディスク基板を一度に超音
波溶着するにはまだ十分な接着力は得られていない。更
に、紐のような細いスペーサーを用いた場合には、スペ
ーサーの位置決めが完全な状態にできないために、超音
波振動によりスペーサーの位置がずれて、微少の位置の
バラツキが生じる。
〔問題点を解決するための手段〕 本発明者らは、上記の問題点を解決すべく鋭意研究の結
果、特に接着力の向上とスペーサーの完全な位置決めが
可能な超音波溶着用骨は台を見出し、本発明を完成する
に至った。
即ち、本発明は、２枚の光ディスク基板を記録膜を内側
にして、中間にスペーサーを挟んで超音波溶着法を用い
て貼り合わせたエアーサンドイッチ構造の光ディスクの
製法において用いられるスペーサーの受け台であって、
スペーサーの突起部分に沿って、スペーサー突起部分が
受け台に接触しないように、凹（くぼみ）を有すること
を特徴とする超音波溶着用骨は台を提供するものである
。
本発明の超音波溶着用骨は台は、中間にスペーサーを挟
んで２枚のディスク基板を合わせ、一度で超音波溶着に
よる貼り合わせを完成させようとするものではなく、超
音波溶着を２回に分けて貼り合わせディスクを完成させ
るのに適するものである。
〔実施例〕
以下、本発明の実施態様を図面に基づいて更に詳しく述
べる。
第１図は本発明による超音波貼り合わせディスクのスペ
ーサー受け台の一実施例を示す断面図であり、本実施例
は小型ディスク用に用いられるものである。又、第２図
は本発明になる他の実施例の断面図であり、本実施例は
大型ディスク用に用いられるものである。本発明の超音
波溶着用骨は台を用いて光ディスクを製造するには、ま
ずスペーサーの突起部分がはまり込むだけの凹（くぼみ
）４の付いたスペーサー受け台１に、スペーサー２をス
ペーサーの突起部分３がスペーサー受け台１の凹（くぼ
み）４に合うようにはめ込む。次にスペーサー２の上に
ディスク基板５を記録膜６が下側になるようにして置き
、ディスク基板５の上からスペーサ一部分に超音波装置
のホーン（振動子）７を押し当て、０．５〜２秒の範囲
で超音波振動を与える。
基板５とスペーサー２が溶着されて第１図のものは第３
図のようになる。次に基板５とスペーサー２を溶着した
ものを逆にして、その上にディスク基板５°を第４図に
示すように置き、２回目の超音波溶着を行うと第５図に
示したような状態となり、ディスク基板５，５゛がスペ
ーサー２にしうかりと溶着された光ディスクが得られる
。
〔発明の効果〕
以上のように本発明の受け台を用いると、できあがった
エアーサンドイッチ構造の光ディスクのスペーサーの位
置ずれのない、十分な接着力を持ったディスクが得られ
る。
【図面の簡単な説明】
第１図は本発明による超音波貼り合わせディスクのスペ
ーサー受け台の一実施例を示す断面図、第２図は本発明
になる他の実施例を示す断面図、第３図は本発明になる
第１図のスペーサーが溶着された後の断面図、第４図は
２回目の超音波溶着前の状態を示す断面図、第５図は２
回目の超音波溶着後の状態を示す断面図、第６図は先行
技術によるエアーサンドイッチ構造の光ディスク貼り合
わせ時に用いられるスペーサーの突起部分を示す断面図
である。 １：ディスク受け台 ２ニスペーサ− ３ニスペーサ−の突起部分 ４：受け台の凹（くぼみ） ５．５’　　：ディスク基板 ６：記録膜 ７：超音波振動子（ホーン）

Claims (1)

    【特許請求の範囲】
  1. ２枚の光ディスク基板を記録膜を内側にして、中間にス
    ペーサーを挟んで超音波溶着法を用いて貼り合わせたエ
    アーサンドイッチ構造の光ディスクの製法において用い
    られるスペーサーの受け台であって、スペーサーの突起
    部分に沿って、スペーサー突起部分が受け台に接触しな
    いように、凹（くぼみ）を有することを特徴とする超音
    波溶着用受け台。
JP60170735A 1985-08-02 1985-08-02 超音波溶着用受け台 Pending JPS6233080A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60170735A JPS6233080A (ja) 1985-08-02 1985-08-02 超音波溶着用受け台

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60170735A JPS6233080A (ja) 1985-08-02 1985-08-02 超音波溶着用受け台

Publications (1)

Publication Number Publication Date
JPS6233080A true JPS6233080A (ja) 1987-02-13

Family

ID=15910416

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60170735A Pending JPS6233080A (ja) 1985-08-02 1985-08-02 超音波溶着用受け台

Country Status (1)

Country Link
JP (1) JPS6233080A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003082548A1 (en) * 2002-03-28 2003-10-09 Basf Ag Ultrasonic joining of thermoplastic parts
US6935231B2 (en) 2001-11-02 2005-08-30 Taisei Plas Co., Ltd. Stamp
US7951254B2 (en) 1999-02-19 2011-05-31 Ehc Canada, Inc. Method of applying advertising to the surface of a moving handrail
US8206528B2 (en) 2007-11-09 2012-06-26 Ehc Canada, Inc. Method of applying a film to an endless moving handrail having a layer with a barrier coating

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7951254B2 (en) 1999-02-19 2011-05-31 Ehc Canada, Inc. Method of applying advertising to the surface of a moving handrail
US6935231B2 (en) 2001-11-02 2005-08-30 Taisei Plas Co., Ltd. Stamp
WO2003082548A1 (en) * 2002-03-28 2003-10-09 Basf Ag Ultrasonic joining of thermoplastic parts
US8206528B2 (en) 2007-11-09 2012-06-26 Ehc Canada, Inc. Method of applying a film to an endless moving handrail having a layer with a barrier coating
US8337977B2 (en) 2007-11-09 2012-12-25 Ehc Canada, Inc. Elastic and resilient film having a layer with a barrier coating

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