JPS63296876A - 材料を溶着するための高周波共振器 - Google Patents

材料を溶着するための高周波共振器

Info

Publication number
JPS63296876A
JPS63296876A JP63048520A JP4852088A JPS63296876A JP S63296876 A JPS63296876 A JP S63296876A JP 63048520 A JP63048520 A JP 63048520A JP 4852088 A JP4852088 A JP 4852088A JP S63296876 A JPS63296876 A JP S63296876A
Authority
JP
Japan
Prior art keywords
resonator
resonators
input surface
frequency
blade
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
JP63048520A
Other languages
English (en)
Other versions
JPH0638947B2 (ja
Inventor
エヴェレット・アラン・ハリス
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.)
Emerson Electric Co
Original Assignee
Emerson Electric Co
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 Emerson Electric Co filed Critical Emerson Electric Co
Publication of JPS63296876A publication Critical patent/JPS63296876A/ja
Publication of JPH0638947B2 publication Critical patent/JPH0638947B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B3/00—Methods or apparatus specially adapted for transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B3/02—Methods or apparatus specially adapted for transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency involving a change of 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
    • 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
    • B29C65/083—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations using a rotary sonotrode or a rotary anvil
    • B29C65/086—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations using a rotary sonotrode or a rotary anvil using a rotary anvil
    • 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
    • B29C66/21—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being formed by a single dot or dash or by several dots or dashes, i.e. spot joining or spot welding
    • 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
    • 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
    • B29C66/81—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
    • B29C66/81—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
    • B29C66/8145—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 constructional aspects of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/81463—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 constructional aspects of the pressing elements, e.g. of the welding jaws or clamps comprising a plurality of single pressing elements, e.g. a plurality of sonotrodes, or comprising a plurality of single counter-pressing elements, e.g. a plurality of anvils, said plurality of said single elements being suitable for making a single joint
    • B29C66/81469—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 constructional aspects of the pressing elements, e.g. of the welding jaws or clamps comprising a plurality of single pressing elements, e.g. a plurality of sonotrodes, or comprising a plurality of single counter-pressing elements, e.g. a plurality of anvils, said plurality of said single elements being suitable for making a single joint one placed next to the other in a single line transverse to the feed direction, e.g. shoulder to shoulder sonotrodes
    • 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
    • B29C66/834—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools moving with the parts to be joined
    • B29C66/8351—Jaws mounted on rollers, cylinders, drums, bands, belts or chains; Flying jaws
    • B29C66/83511—Jaws mounted on rollers, cylinders, drums, bands, belts or chains; Flying jaws jaws mounted on rollers, cylinders or drums
    • 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
    • B29C66/9513—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 characterised by specific vibration frequency values or ranges
    • 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
    • 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
    • B29C66/834—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools moving with the parts to be joined
    • B29C66/8341—Roller, cylinder or drum types; Band or belt types; Ball types
    • B29C66/83411—Roller, cylinder or drum types

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Lining Or Joining Of Plastics Or The Like (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】 図面について特に第１図について説明すると、回転可能
に装置されたローラ１−２を含む高周波振動溶着又は継
合せ装置１０が示されており、前記ローラの表面にはピ
ン１４形の浮彫りにされた溶着面が一定の型で装着され
ており、ロング他の特許を参照されたい。−列に並置さ
れた高周波共振器１６はローラ１２と対面して配置入れ
、前記ローラとニップ（挾み部）が形成され、それを通
って溶着されるべきシート材］８が供給される。各共振
器１６は電気音響変換器２０に機械的に結合されており
、前記電気音響変換器は適当なエネルギー源、図示され
ていない、からの電気的な高周波エネルギーを受けいれ
、付属する共振器の入力面２２に高周波機械的振動を提
供しそれによって反対側に配置されている共振器の出力
面２４によって増幅された高周波振動がシート材１８に
伝達される。その結果ニップを通過するシー！・材はロ
ーラ１２上の型］４に従って溶着される。注目すべきこ
とは一列の共振器１６の存在であり、シート材１８か溶
着される場所であるニップを通って移動する時にシート
材に溶着されていない部分が残らないことであり、共振
器の並置された横側面が相接する関係になるような共振
器断面を使用することが提案されたことである。第２図
は前記ゴールドマンによって提案された断面を示す。第
２図（ａ）は台形断面の共振器の示し、第２図（ｂ）は
上部と下部が延長された長方形断面の共振器を示し、第
２図（ｃ）はＴ形の断面、第２図（ｄ）は平行四辺形断
面を示す。各実施例において、シート材がローラと共振
器の間のニップを通る方向から観察された時、各共振器
は一列に又は各横側面が相接して配置される。
しかしながら第２図に図示されているように、かかる設
計によって組立てられた共振器は動的に不平衡であると
いう深刻な欠点に悩まされており、かかる条件によって
極めて望ましくない歪んだモードの振動が生ずることと
なる。かかる振動はこの型の共振器が作動される時の高
い加速力と機械的利得のために、このような深刻な問題
である非平衡を生じさせ、不必要な応力と付属する変換
器２０の破壊と同様共振器自身の破壊に至る。非平衡状
態は第２図に概略的に図示されており、同図に於て共振
器の横軸が引かれ符号２６が付けられている。共振器の
横軸２６の上側と下側の共振器の断面部分は斜めの斜線
で示されており、歪んだ振動の発生の原因となる深刻な
非平衡が存在することが指摘されるであろう。
ここで使われる共振器の「横軸」は、共振器の縦軸２７
（第５図）に対して垂直に位置しており、共振器の長手
側面２８及び３０又は２８′及び３０′に関して中央に
位置する軸として定義され、第２図及び第４図を参照さ
れたい。
かつて存在した問題は第３図、第４図及び第５図に示さ
れる共振器の構造によって克服された。
共振器１６は基本的には方形共振器であり、１９８７年
３月１７日にハリスイ也（Ｅ　、　Ａ　、　Ｈａｒｒｆ
ｓｅｉ　ａｔ　）に付与された発明の名称が“Ｒｅｓｏ
ｎａｔｏｒＥｘｈｊｂｉｔｊｎｇ　Ｕｎｉｒｏｒｍ　　
Ｍｏｔｊｏｎａｌ　０ｕｔｐｕｔ　”＝　１０− である米国特許第４，６５１．．０４３号に示され記述
されており第２図を見られたい。かかる共振器はその入
力面３２に適応された所定の周波数の高周波振動に対し
て半波長の共振器として共振するように寸法が定められ
ており、その振動によってその入力面と反対側に配置さ
れた出力面３４は縦方向に運動し、それによって前記出
力面に強制的に接触されたシート材に対して振動が伝え
られる。この条件下で、入力面３２と出力面３４は縦方
向の振動の層領域に配置されている。典型的な実施例に
於ては、共振器は振動数２０　ｋＨｚで共振するように
寸法が定められている。
しかしながら共振器は他の適切な高周波数、典型的には
１６　ｋＨｚと１−００　ｋＨｚの間の領域の振動数で
共振するように設計されることがある。
ここで開示された共振器の構造に於ける改良は出力面３
４から横に延在する耳部３６の構造に存在する。
重要なことは耳部は共振器の横軸２６に関するモーメン
トの総量が実質的に０に、即ち質量の増加分に横軸２６
からの距離をかけたものの総和が実質的に０になるよう
に設計されていることである。別の表現をすれば、横軸
２６の上部のモーメントは軸２６の下部のモーメントに
等しい、第６図を見られたい。かくして動的に平衡され
た条件が達成され、それによって望ましくない歪んだ共
振が発生することが避けられる。
第７図には並置された共振器１６の相接する位置関係が
示されており、各共振器は一列に配置されていることが
示されている。並置された共振器１６Ａの耳部３６の横
側端面３８と共振器１６　Ｂの耳部３６の横側端面３８
は相接する位置関係に配置されている。溶着されるべき
シート材がローラ１２と共振器１６　Ａ及び１６Ｂの間
のニップを通って矢印４０の方向へ共振器の下を通過す
る時、シート材の全ての部分は実質的に隙間を残すこと
なしに溶着される。
第１図に示される装置即ち一本のロールと一列の共振器
が使われる時、シート材の溶着は実質的に共振器の横軸
２６に一致する直線に沿って起きる。
実質的に隙間を残すことなしに溶着が実施されるために
、共振器のそれぞれの横側端面３８は共振器の横軸２６
と９０度以下の角度で交差するということが重要である
。第７図に示されるように、かかる角度の望ましい範囲
は３０度と６０度の間である。このような要求によって
必然的に横側端面ばジグサグ形を示すことになる。更に
図示されているように、共振器は対称形を有するように
設計されており、それによって各共振器は同一の構造を
有する他の共振器と相接触する位置関係になるように構
成されている。
以上本発明の最良の実施例について記述され説明されて
きたが、さまざまな変化と修正が付記される特許請求の
範囲によってのみ制限される本発明の広い原理から逸脱
することなくなされ得ることは当業者にとって明らかで
あろう。
【図面の簡単な説明】
第１図はローラと一列の振動エネルギー源を含むシーｌ
−祠のための超音波溶着装置を示す立面図である。 第２図は従来技術に於て提案された高周波共振器の断面
を示す平面図である。 第３図は本発明による構造の高周波共振器の正面図であ
る。 第４図は第３図による新規で改良された共振器の平面図
である。 第５図は第３図に於ける新規な共振器の側面図である。 第６図は説明図である。 第７図は共振器が並置して配置された時の共振器の端面
の相接する位置関係を示す図である。 １０・・・高周波振動溶着又は継合せ装置、１２・・・
ローラ、１４・・・ピン（型）、１６．１６Ａ、１．６
Ｂ・・・（高周波）共振器、１８・・・シート材、２０
・・・電気音響変換器、２２・・・入力面、２４・・・
出力面、２６・・・共振器横軸、２７・・・縦軸、２８
．２８′、３０．３０′・・・長手側面、３２・・・入
力面、３４・・・出力面、３６・・・耳部、３８・・・
横側端面、４０・・・シート材の移動方向 ＦＩＧ、６ ＦＩＧ、７ 届

Claims (2)

    【特許請求の範囲】
  1. （１）刃型高周波共振器にして、 高周波振動を受入れるための入力面であって前記高周波
    振動を前記入力面と反対側に配置された出力面に伝達す
    るための入力面を有しており、前記入力面と前記出力面
    が前記入力面から前記出力面へ縦方向に伝達される前記
    高周波振動の腹の領域に実質的に配置されるように構成
    された刃型高周波共振器であって、 前記出力面は各側面上に横方向に延在し横側に配置され
    た末端の端面を有する耳部を含んでおり、前記耳部の各
    々は前記共振器の横軸周りのモーメントの総和が実質的
    に０になるように構成されており、前記端面が前記共振
    器の横軸に９０度より小さい角度で交差していること、 を特徴とする刃型高周波共振器。
  2. （２）シート材のための超音波溶着装置にして、周縁に
    沿って一定の型の継合せ面を具備する回転可能なローラ
    と、 一直線の列に沿って前記ローラに相面して配置された複
    数の高周波共振器であって前記ローラと前記ローラに相
    面する前記共振器によって形成されるニップ（挾み部）
    を通って供給されるシート材に接触するための複数の高
    周波共振器と、刃状形の共振器の各々であって、高周波
    振動を受入れるための入力面であって前記入力面と反対
    側に配置されており前記ニップを通って供給されるシー
    ト材に接触するように構成された出力面に前記高周波振
    動を伝達するための入力面を有する共振器の各々であっ
    て、前記入力面と前記出力面の各々が前記入力面から前
    記出力面へ前記共振器を通って縦方向に伝達される振動
    の腹の領域に実質的に配置されるように構成された共振
    器の各々と、 前記共振器の各側面上に横方向に延在する耳部を含む前
    記共振器の各々の出力面であって、前記耳部の各々が前
    記共振器の各々の横軸周りのモーメントの総和が実質的
    に０になるように構成されており、前記耳部の各々の端
    面が付属する前記共振器の横軸と９０度より小さい角度
    で交差するように構成された前記出力面と、 シート材がニップを通って供給され実質的に隙間が残る
    ことなしに溶着されるために相接する位置関係を有する
    二つの並置された共振器のそれぞれの端面と、 を含むことを特徴とする超音波溶着装置。
JP63048520A 1987-05-21 1988-03-01 材料を溶着するための高周波共振器 Expired - Lifetime JPH0638947B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/052,839 US4786356A (en) 1987-05-21 1987-05-21 High frequency resonator for welding material
US052,839 1987-05-21

Publications (2)

Publication Number Publication Date
JPS63296876A true JPS63296876A (ja) 1988-12-02
JPH0638947B2 JPH0638947B2 (ja) 1994-05-25

Family

ID=21980232

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63048520A Expired - Lifetime JPH0638947B2 (ja) 1987-05-21 1988-03-01 材料を溶着するための高周波共振器

Country Status (6)

Country Link
US (1) US4786356A (ja)
JP (1) JPH0638947B2 (ja)
CA (1) CA1265362A (ja)
DE (1) DE3807154A1 (ja)
FR (1) FR2615673B1 (ja)
GB (1) GB2205020B (ja)

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DE3934062A1 (de) * 1989-10-12 1991-04-18 Branson Ultraschall Werkzeug zum vibrationsschweissen und schneiden
US5096052A (en) * 1991-01-25 1992-03-17 Raque Food Systems, Inc. Ultrasonic sealing method and assembly
US5345747A (en) * 1993-02-19 1994-09-13 Raque Food Systems, Inc. Ultrasonic sealing apparatus and method
DE4313875C3 (de) * 1993-04-28 2001-01-18 Karl Widmann Schweismaschinen Vorrichtung zum Herstellen von Einsteckhüllen oder Einbanddecken
US5403415A (en) * 1993-11-17 1995-04-04 Abaxis, Inc. Method and device for ultrasonic welding
US5512991A (en) * 1994-11-14 1996-04-30 Xerox Corporation Resonator assembly having an angularly segmented waveguide member
US5828156A (en) * 1996-10-23 1998-10-27 Branson Ultrasonics Corporation Ultrasonic apparatus
US6733622B2 (en) * 2002-04-01 2004-05-11 Illinois Tool Works Inc. Method and apparatus for ultrasonically stomping slider end stops on zipper
DE10330431B3 (de) * 2003-07-04 2005-01-05 Schunk Ultraschalltechnik Gmbh Schweißvorrichtung
DE102011086366A1 (de) * 2011-11-15 2013-05-16 Evonik Degussa Gmbh Verbundfolie und daraus hergestellte Verpackungen
US10381321B2 (en) * 2017-02-18 2019-08-13 Kulicke And Soffa Industries, Inc Ultrasonic transducer systems including tuned resonators, equipment including such systems, and methods of providing the same
US20240100623A1 (en) * 2022-09-27 2024-03-28 Agile Ultrasonics Corp Ultrasonic sonotrode for use in welding complex geometries

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3733238A (en) * 1971-12-13 1973-05-15 Crompton & Knowles Corp Apparatus for vibration welding of sheet materials
DE2259203A1 (de) * 1972-12-02 1974-06-20 Benecke Gmbh J Flaechengebilde aus thermoplastischen fasern sowie verfahren und vorrichtung zu seiner herstellung
US3939033A (en) * 1974-12-16 1976-02-17 Branson Ultrasonics Corporation Ultrasonic welding and cutting apparatus
US4146416A (en) * 1977-11-14 1979-03-27 Crompton & Knowles Corporation Apparatus for vibration welding of material
US4651043A (en) * 1985-10-23 1987-03-17 Branson Ultrasonics Corporation Resonator exhibiting uniform motional output

Also Published As

Publication number Publication date
US4786356A (en) 1988-11-22
FR2615673B1 (fr) 1991-04-05
GB8804840D0 (en) 1988-03-30
CA1265362A (en) 1990-02-06
FR2615673A1 (fr) 1988-11-25
GB2205020A (en) 1988-11-23
JPH0638947B2 (ja) 1994-05-25
DE3807154A1 (de) 1988-12-15
GB2205020B (en) 1990-03-07

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