JPH0710130A - チューブの異形溶着部成形用ホーン - Google Patents

チューブの異形溶着部成形用ホーン

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Publication number
JPH0710130A
JPH0710130A JP15530093A JP15530093A JPH0710130A JP H0710130 A JPH0710130 A JP H0710130A JP 15530093 A JP15530093 A JP 15530093A JP 15530093 A JP15530093 A JP 15530093A JP H0710130 A JPH0710130 A JP H0710130A
Authority
JP
Japan
Prior art keywords
horn
welded
welding
tube
tip
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
JP15530093A
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English (en)
Other versions
JP3864268B2 (ja
Inventor
Akira Koganezawa
彰 小金沢
Mamoru Fujita
守 藤田
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.)
Yoshino Kogyosho Co Ltd
Original Assignee
Yoshino Kogyosho Co Ltd
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Filing date
Publication date
Application filed by Yoshino Kogyosho Co Ltd filed Critical Yoshino Kogyosho Co Ltd
Priority to JP15530093A priority Critical patent/JP3864268B2/ja
Publication of JPH0710130A publication Critical patent/JPH0710130A/ja
Application granted granted Critical
Publication of JP3864268B2 publication Critical patent/JP3864268B2/ja
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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
    • 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
    • B29C65/081—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations having a component of vibration not perpendicular to the welding surface
    • 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
    • B29C66/01—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
    • B29C66/244—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 non-straight, e.g. forming non-closed contours
    • B29C66/2442—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 non-straight, e.g. forming non-closed contours in the form of a single arc of circle
    • 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
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/431—Joining the articles to themselves
    • B29C66/4312—Joining the articles to themselves for making flat seams in tubular or hollow articles, e.g. transversal seams
    • B29C66/43121—Closing the ends of tubular or hollow single articles, e.g. closing the ends of bags
    • B29C66/43123—Closing the ends of squeeze tubes, e.g. for toothpaste or cosmetics
    • 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
    • B29C66/81433—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 being toothed, i.e. comprising several teeth or pins, or being patterned
    • 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
    • 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
    • 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
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/95—Measuring or controlling the joining process by measuring or controlling specific variables not covered by groups B29C66/91 - B29C66/94
    • B29C66/951—Measuring or controlling the joining process by measuring or controlling specific variables not covered by groups B29C66/91 - B29C66/94 by measuring or controlling the vibration frequency and/or the vibration amplitude of vibrating joining tools, e.g. of ultrasonic welding tools
    • B29C66/9515—Measuring or controlling the joining process by measuring or controlling specific variables not covered by groups B29C66/91 - B29C66/94 by measuring or controlling the vibration frequency and/or the vibration amplitude of vibrating joining tools, e.g. of ultrasonic welding tools by measuring their vibration amplitude
    • 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
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/95—Measuring or controlling the joining process by measuring or controlling specific variables not covered by groups B29C66/91 - B29C66/94
    • B29C66/951—Measuring or controlling the joining process by measuring or controlling specific variables not covered by groups B29C66/91 - B29C66/94 by measuring or controlling the vibration frequency and/or the vibration amplitude of vibrating joining tools, e.g. of ultrasonic welding tools
    • B29C66/9516—Measuring or controlling the joining process by measuring or controlling specific variables not covered by groups B29C66/91 - B29C66/94 by measuring or controlling the vibration frequency and/or the vibration amplitude of vibrating joining tools, e.g. of ultrasonic welding tools by controlling their vibration amplitude
    • 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
    • B29L2023/00—Tubular articles
    • B29L2023/20—Flexible squeeze tubes, e.g. for cosmetics

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Package Closures (AREA)
  • Closing Of Containers (AREA)

Abstract

(57)【要約】 【目的】 チューブの異形溶着部を超音波横振動を利用
して成形することを技術的課題とし、もって充分な強度
の異形溶着部を成形することにある。 【構成】 本体部２に対して厚みを漸減した先端部３
の、超音波横振動の振幅幅分布特性ａと振幅縦付特性ｂ
とで決定される溶着可能領域Ｔ表面に、異形突出端面を
有する溶着凸部４を設けて構成し、この溶着凸部４にチ
ューブ１２の溶着部１３の溶着に必要な超音波横振動を
確実に与えるようにした。

Description

【発明の詳細な説明】
【０００１】
【産業上の利用分野】本発明は、合成樹脂製チューブの
底部を、超音波横振動を利用して異形に溶着シールする
溶着部成形用ホーンの構造に関するものである。
【０００２】
【従来の技術】母材がポリエチレン、ポリプロピレン等
からなる単層または多層チューブ、あるいは内部にアル
ミニウム箔、紙シート等を設けたラミネートチューブ等
の合成樹脂製チューブにおいて、内容物を充填した後、
その底部を溶着シールする手段としては、従来、熱溶
着、高周波溶着、ホットエアー溶着、超音波溶着（縦振
動方式）等の溶着方法が知られている。
【０００３】ところで、この種の合成樹脂製チューブに
おいては、底部のシール、すなわち溶着部は、チューブ
本体に対して真横直線状に溶着されるのが一般的である
が、近年、チューブ容器の多様化に伴って、図８に示す
ように、チューブ１２の底部に成形される溶着部１３の
形状も円弧状等、真横直線状以外の形状の溶着部（本明
細書では異形溶着部と云う）を採ることが多くなってき
ている
【０００４】
【発明が解決しようとする課題】この異形溶着部の場
合、溶着範囲がチューブの上下方向（長手方向）に長く
なるため、充填時に内容物が溶着面の一部に付着し易く
なるが、溶着面に内容物が付着すると、前記したいずれ
の溶着手段も、成形された溶着部の溶着強度が大幅に低
下してしまい、充分な強度の溶着部を成形できないと云
う問題があった。
【０００５】そこで、本発明は、上記した従来技術にお
ける問題点を解消すべく創案されたもので、チューブの
異形溶着部を、超音波横振動を利用して成形することを
技術的課題とし、もって充分な強度の異形溶着部を成形
することを目的とする。
【０００６】
【課題を解決するための手段】上記技術的課題を解決す
る本発明の手段は、超音波横振動で合成樹脂製チューブ
の溶着部を成形するホーンであること、本体部に対して
厚みを漸減した先端部の表面に、溶着凸部を一体に凸設
して有ること、この溶着凸部を凸設した先端部の表面
は、先端部における超音波横振動の振幅幅分布特性と、
振幅縦分布特性とによって決定される溶着可能領域とな
った表面であること、先端部の表面に凸設された溶着凸
部の突出端面形状は、チューブ本体部分に対して真横直
線状以外の異形となっていること、にある。
【０００７】溶着凸部の突出端面には、多数の角形突起
部であるナールを設けるのが良く、また溶着凸部は、溶
着可能領域の振幅が略等しい部分を結んだ構成とするの
が有効である。
【０００８】
【作用】チューブの溶着部の溶着面に、超音波横振動で
伝達されるエネルギーは、直接この溶着面に伝達される
ので、熱溶着、高周波溶着、ホットエアー溶着等に比べ
て遙に大きな溶着エネルギーを伝達することができる。
【０００９】また、超音波横振動と同じく、超音波縦振
動も溶着面に直接エネルギーを伝達することのできるの
であるが、超音波横振動の溶着熱が、擦れ摩擦熱を発生
源としているのに対して、超音波縦振動の溶着熱は、圧
縮摩擦熱を発生源としているので、同一エネルギーによ
り得ることのできる溶着熱は、超音波縦振動に比べて超
音波横振動の方が遙に大きくなる。
【００１０】超音波横振動の作用により、溶着部の溶着
面同志は、押圧された状態で、互いに擦れる方向、すな
わち溶着面に沿った方向に、相対的に振動変位すること
になるが、この相対的な振動変位により、溶着面に付着
した内容物は、その大部分がこの溶着面から絞り出され
る形態で押し出され、例え微量の内容物が残留したとし
ても、この残留内容物は微小粒状となってしまうので、
溶着部の溶着は確実に達成されることになる。
【００１１】
【実施例】図１は、本発明の一実施例を使用して構成し
た超音波シール装置の基本的な構成を示すもので、電気
エネルギーを高周波エネルギーに変換する超音波発振機
系８からのエネルギーをコンバータ９により機械的エネ
ルギーに変換し、共鳴体である本発明によるホーン１に
伝達するように構成している。
【００１２】チューブ１２の溶着部１３を実際に溶着す
るのは、ホーン１と、このホーン１に対向して配置され
たアンビル１０との間に溶着部１３を一定圧力で挟圧し
ながら、ホーン１を超音波横振動させることにより達成
するのであるが、ホーン１およびアンビル１０の溶着部
１３を直接挟圧する部分には、成形しようとする溶着部
１３の形状を設定する、同一形状の溶着凸部４および押
圧凸部１１が凸設されている。
【００１３】ホーン１（以下、図２ないし図４参照）
は、上側に縮径した取付け部７を設けたブロック状の本
体部２の下に、この本体部２の前後幅を漸減した先端部
３を設け、この先端部３の先端側前後両面に溶着凸部４
を一体に凸設し、全体をチタン合金等の超音波伝達効率
が良く、機械強度の優れた金属体により一体成形されて
いる。
【００１４】先端部３に一体に凸設された溶着凸部４
は、上方に湾曲した円弧状となっており、この溶着凸部
４の凸設により、先端部３の先端部分には凹部が形成さ
れ、この凹部が、溶着部１３成形時に、この溶着部１３
に隣接するチューブ１２部分がホーン１に不要に接触し
ないようにする逃げ凹部６を形成している。
【００１５】この溶着凸部４の突出端面には、多数の角
形突起部であるナール５（図５、参照）が、斜めにクロ
スした多数の細溝を多数刻設して設けられており、この
ナール５を設けることにより、ホーン１から溶着部１３
に伝達される超音波エネルギーの伝達効率を高めてい
る。
【００１６】ところで、ホーン１に伝達された超音波
は、ホーン１の先端部３に均一に伝達されるのではな
く、図６に示した分布で伝達される。この先端部３にお
ける超音波の伝達分布の振幅幅分布特性ａは、中央部か
ら両側端部にゆくに従って小さくなり、また振幅縦分布
特性ｂは、先端にゆく従って大きくなる。
【００１７】このように、先端部３における超音波の伝
達分布には、一定した形態の分布特性を持っているが、
この先端部３における超音波の伝達分布特性の実測例を
図７に示す。
【００１８】超音波の伝達分布特性の実測試験に使用し
たホーン１は、図７（ａ）に示すように、先端部３の幅
が７０mm、厚みが９mmの構造を有し、この先端部３の中
心線上、および中心線から左右３０mmの位置で、先端部
３の先端から５mm間隔で６ケ所で、２０ＫHzで２０μの
超音波を入力して、先端部３の超音波の振幅を測定し
た。その結果を、図７（ｂ）に示す。
【００１９】一般に、熱可塑性合成樹脂製チューブを、
超音波横振動で完全に溶着できる振幅は、通常２０ＫHz
で７０μ〜１００μであるから、先端部３における溶着
可能領域Ｔは、図７（ｂ）の斜線を付した部分となり、
この溶着可能領域Ｔ内に溶着凸部４を設けることによ
り、この溶着凸部４の形状通りに異形な溶着部１３を成
形することができる。
【００２０】溶着凸部４を溶着可能領域Ｔに設けること
により、この溶着凸部４の形状通りの異形な溶着部１３
を溶着成形することができるのであるが、安定して良質
な溶着部１３を成形するには、溶着凸部４全域の振幅が
略等しいことが望ましく、このことから溶着凸部４の形
状は、先端部３の先端左右両端を下端とした図２に示す
円弧状とするのが有利である。
【００２１】
【発明の効果】本発明は、上記した構成となっているの
で、以下に示す効果を奏する。ホーンの溶着凸部を、実
測等で求められる溶着可能領域内に設けるので、チュー
ブの異形溶着部の成形を確実に達成でき、また溶着凸部
は溶着可能領域内であれば、その形状が限定されること
がないので、自由な形状の異形溶着部の成形が可能とな
る。
【００２２】溶着部の溶着は、超音波横振動により達成
するので、溶着部の溶着面に内容物が付着したとして
も、溶着部の溶着シールを確実に達成することができ、
もって充分な強度の異形溶着部を成形することができ
る。
【図面の簡単な説明】
【図１】本発明によるホーンを使用する超音波シール装
置の基本的な構成図。
【図２】本発明の一実施例を示す正面図。
【図３】図２に示した実施例の側面図。
【図４】図２に示した実施例の部分縦断側面図。
【図５】本発明の他の実施例を示す、溶着凸部の突出端
面部分の拡大断面図。
【図６】ホーンの先端部における入力された超音波横振
動の伝達分布特性の説明図。
【図７】ホーンの先端部における伝達された超音波横振
動の振幅測定により得られる、溶着可能領域の実測例
図。
【図８】図２の実施例で成形される異形溶着部を有する
チューブの要部正面図。
【符号の説明】
１ ； ホーン ２ ； 本体部 ３ ； 先端部 ４ ； 溶着凸部 ５ ； ナール ６ ； 逃げ凹部 ７ ； 取付け部 ８ ； 超音波発振機系 ９ ； コンバータ １０； アンビル １１； 押圧凸部 １２； チューブ １３； 溶着部 ａ ； 振幅幅分布特性 ｂ ； 振幅縦分布特性 Ｔ ； 溶着可能領域

Claims (3)

    【特許請求の範囲】
  1. 【請求項１】 超音波横振動で合成樹脂製チューブ(12)
    の溶着部(13)を成形するホーン(1) であって、本体部
    (2) に対して厚みを漸減した先端部(3) の、該先端部
    (3) における超音波横振動の振幅幅分布特性(a) と、振
    幅縦分布特性(b)とによって決定される溶着可能領域(T)
    表面に、真横直線状以外の異形な突出端面形状となっ
    た溶着凸部(4) を一体に凸設したチューブの異形溶着部
    成形用ホーン。
  2. 【請求項２】 溶着凸部(4) の突出端面に、多数の角形
    突起部であるナール(5) を設けた請求項１に記載のチュ
    ーブの異形溶着部成形用ホーン。
  3. 【請求項３】 溶着凸部(4) を、溶着可能領域(T) の振
    幅が略等しい部分を結んで構成した請求項１または２に
    記載のチューブの異形溶着部成形用ホーン。
JP15530093A 1993-06-25 1993-06-25 チューブの異形溶着部成形用ホーン Expired - Lifetime JP3864268B2 (ja)

Priority Applications (1)

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JP15530093A JP3864268B2 (ja) 1993-06-25 1993-06-25 チューブの異形溶着部成形用ホーン

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JPH0710130A true JPH0710130A (ja) 1995-01-13
JP3864268B2 JP3864268B2 (ja) 2006-12-27

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FR2820679A1 (fr) * 2001-02-15 2002-08-16 Kalix Sa Procede de realisation, par soudage, du fond de tubes en matiere plastique, dispositif pour la mise en oeuvre et tube obtenu
WO2012055689A1 (de) * 2010-10-29 2012-05-03 Robert Bosch Gmbh Siegelbacke zur siegelung eines packstoffs mittels ultraschall
JP2015058649A (ja) * 2013-09-19 2015-03-30 共同印刷株式会社 チューブ用積層体及びチューブ容器
EP2447042A3 (en) * 2010-10-26 2015-05-27 Gordon Hull Sonotrode and Anvil Energy Director Grids for Narrow/Complex Ultrasonic Welds of Improved Durability
US9272802B2 (en) 2010-10-26 2016-03-01 Rinco Ultrasonics USA, Inc. Stepped sonotrode and anvil energy director grids for narrow/complex ultrasonic welds of improved durability
US9272466B2 (en) 2010-10-26 2016-03-01 Rinco Ultrasonics, Inc. Sonotrode and anvil linear energy directors for narrow/complex ultrasonic welds of improved durability
US9278481B2 (en) 2010-10-26 2016-03-08 Rinco Ultrasononics USA, INC. Sonotrode and anvil energy director grids for narrow/complex ultrasonic welds of improved durability
US9352868B2 (en) 2010-10-26 2016-05-31 Rinco Ultrasonics USA, Inc. Stepped sonotrode and anvil energy director grids for narrow/complex ultrasonic welds of improved durability
WO2016100481A1 (en) * 2014-12-19 2016-06-23 Branson Ultrasonics Corporation Tooling for ultrasonic tube sealer for sealing an end portion of a tube to have a rounded configuration
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FR2820679A1 (fr) * 2001-02-15 2002-08-16 Kalix Sa Procede de realisation, par soudage, du fond de tubes en matiere plastique, dispositif pour la mise en oeuvre et tube obtenu
WO2002064352A1 (fr) * 2001-02-15 2002-08-22 Kalix Procede de realisation, par soudage, du fond de tubes en matiere plastique, dispositif pour la mise en oeuvre et tube obtenu.
US9352868B2 (en) 2010-10-26 2016-05-31 Rinco Ultrasonics USA, Inc. Stepped sonotrode and anvil energy director grids for narrow/complex ultrasonic welds of improved durability
EP2447042A3 (en) * 2010-10-26 2015-05-27 Gordon Hull Sonotrode and Anvil Energy Director Grids for Narrow/Complex Ultrasonic Welds of Improved Durability
US9272802B2 (en) 2010-10-26 2016-03-01 Rinco Ultrasonics USA, Inc. Stepped sonotrode and anvil energy director grids for narrow/complex ultrasonic welds of improved durability
US9272466B2 (en) 2010-10-26 2016-03-01 Rinco Ultrasonics, Inc. Sonotrode and anvil linear energy directors for narrow/complex ultrasonic welds of improved durability
US9278481B2 (en) 2010-10-26 2016-03-08 Rinco Ultrasononics USA, INC. Sonotrode and anvil energy director grids for narrow/complex ultrasonic welds of improved durability
US10016836B2 (en) 2010-10-26 2018-07-10 Rinco Ultrasonics USA, Inc. Sonotrode and anvil energy director grids for narrow/complex ultrasonic welds of improved durability
US9487317B2 (en) 2010-10-26 2016-11-08 Rinco Ultrasonics USA, Inc. Sonotrode and anvil energy director grids for narrow/complex ultrasonic welds of improved durability
US10017287B2 (en) 2010-10-26 2018-07-10 Rinco Ultrasounds Usa, Inc. Package formed with a stepped sonotrode/anvil combination having energy director grids for narrow ultrasonic welds of improved durability
US9636772B2 (en) 2010-10-26 2017-05-02 Rinco Ultrasonics USA, Inc. Sonotrode and anvil energy director grids for narrow/complex ultrasonic welds of improved durability
US9669955B2 (en) 2010-10-26 2017-06-06 Rinco Ultrasonics USA, Inc. Package formed with a stepped sonotrode/anvil combination having energy director grids for narrow ultrasonic welds of improved durability
US8919411B2 (en) 2010-10-29 2014-12-30 Robert Bosch Gmbh Sealing jaw for sealing a packaging material using ultrasound
WO2012055689A1 (de) * 2010-10-29 2012-05-03 Robert Bosch Gmbh Siegelbacke zur siegelung eines packstoffs mittels ultraschall
JP2015058649A (ja) * 2013-09-19 2015-03-30 共同印刷株式会社 チューブ用積層体及びチューブ容器
WO2016100481A1 (en) * 2014-12-19 2016-06-23 Branson Ultrasonics Corporation Tooling for ultrasonic tube sealer for sealing an end portion of a tube to have a rounded configuration
US9873534B2 (en) 2014-12-19 2018-01-23 Branson Ultrasonics Corporation Tooling for ultrasonic tube sealer for sealing an end portion of a tube to have a rounded configuration
WO2017158638A1 (ja) * 2016-03-15 2017-09-21 株式会社エイエムジー チューブ型化粧品容器
JP6039138B1 (ja) * 2016-03-15 2016-12-07 株式会社エイエムジー チューブ型化粧品容器
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