JPS5932287B2 - チユ−ブの製造方法及び装置 - Google Patents

チユ−ブの製造方法及び装置

Info

Publication number
JPS5932287B2
JPS5932287B2 JP49141654A JP14165474A JPS5932287B2 JP S5932287 B2 JPS5932287 B2 JP S5932287B2 JP 49141654 A JP49141654 A JP 49141654A JP 14165474 A JP14165474 A JP 14165474A JP S5932287 B2 JPS5932287 B2 JP S5932287B2
Authority
JP
Japan
Prior art keywords
sheet material
sealing
ribbon
heat
sealable
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
JP49141654A
Other languages
English (en)
Other versions
JPS5091673A (ja
Inventor
ノ−マン プ−ル ロバ−ト
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.)
DEYUHON KANADA Inc
Original Assignee
DEYUHON KANADA Inc
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 DEYUHON KANADA Inc filed Critical DEYUHON KANADA Inc
Publication of JPS5091673A publication Critical patent/JPS5091673A/ja
Publication of JPS5932287B2 publication Critical patent/JPS5932287B2/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
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/50—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like
    • B29C65/5092—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like characterised by the tape handling mechanisms, e.g. using vacuum
    • 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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/36—Bending and joining, e.g. for making hollow articles
    • B29C53/38—Bending and joining, e.g. for making hollow articles by bending sheets or strips at right angles to the longitudinal axis of the article being formed and joining the edges
    • B29C53/48—Bending and joining, e.g. for making hollow articles by bending sheets or strips at right angles to the longitudinal axis of the article being formed and joining the edges for articles of indefinite length, i.e. bending a strip progressively
    • 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
    • B29C65/10—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using hot gases (e.g. combustion gases) or flames coming in contact with at least one 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/4805—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the type of adhesives
    • B29C65/481—Non-reactive adhesives, e.g. physically hardening adhesives
    • B29C65/4815—Hot melt adhesives, e.g. thermoplastic adhesives
    • 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
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/50—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like
    • B29C65/5007—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like characterised by the structure of said adhesive tape, threads or the like
    • B29C65/5028—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like characterised by the structure of said adhesive tape, threads or the like being textile in woven or non-woven form
    • 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
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/50—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like
    • B29C65/5042—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like covering both elements 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
    • B29C66/41—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
    • 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
    • B29C66/432—Joining a relatively small portion of the surface of said articles for making tubular articles or closed loops, e.g. by joining several sheets ; for making hollow articles or hollow preforms
    • B29C66/4322—Joining a relatively small portion of the surface of said articles for making tubular articles or closed loops, e.g. by joining several sheets ; for making hollow articles or hollow preforms by joining a single sheet to itself
    • 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
    • B29C66/49—Internally supporting the, e.g. tubular, 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
    • B29C66/80—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
    • B29C66/824—Actuating mechanisms
    • B29C66/8242—Pneumatic or hydraulic drives
    • 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
    • B29C66/83413—Roller, cylinder or drum types cooperating rollers, cylinders or drums
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • 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
    • B29C65/10—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using hot gases (e.g. combustion gases) or flames coming in contact with at least one of the parts to be joined
    • B29C65/103—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using hot gases (e.g. combustion gases) or flames coming in contact with at least one of the parts to be joined direct heating both surfaces 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
    • B29C66/01—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
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/431—Joining the articles to themselves
    • 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
    • B29C66/80—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
    • B29C66/812—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 composition, by the structure, by the intensive physical properties or by the optical properties of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps
    • B29C66/8126—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 composition, by the structure, by the intensive physical properties or by the optical properties of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps characterised by the intensive physical properties or by the optical properties of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps
    • B29C66/81264—Mechanical properties, e.g. hardness
    • 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
    • B29C66/81457—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 block or layer of deformable material, e.g. sponge, foam, rubber
    • 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
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/007—Hardness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2155/00—Flexible containers made from webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2155/00—Flexible containers made from webs
    • B31B2155/001—Flexible containers made from webs by folding webs longitudinally
    • B31B2155/0012—Flexible containers made from webs by folding webs longitudinally having their openings facing in the direction of movement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2160/00—Shape of flexible containers
    • B31B2160/10—Shape of flexible containers rectangular and flat, i.e. without structural provision for thickness of contents
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1002—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
    • Y10T156/1007—Running or continuous length work
    • Y10T156/1008—Longitudinal bending
    • Y10T156/1013—Longitudinal bending and edge-joining of one piece blank to form tube

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Making Paper Articles (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
  • Treatment Of Fiber Materials (AREA)

Description

【発明の詳細な説明】 本発明は、シート材料からのバッグの製造に関しておシ
、バック用として所望の長さに切断しうるチユーブを形
成するようにシート材料を折りたたみ、密閉することに
関する。
よジ詳細には本発明は、シート材料、特にシート材料の
ポリオレフインよりも低温で溶融するポリオレフインに
より少なくとも一方側が被覆されかも向きをそろえられ
た細長いポリオレフイン・フイルムのテープから織られ
たシート材料から、工業用重量パツクが高速で製造され
る方法及び装置に関する。従来、織物業の重質バツクは
、縫い目を縫うように設計された機械でシュート、バー
ラップ及び綿の様な材料から製造されていた。
しかし、これらの材料の適当な縫われた縫い目は、低密
度ポリエチレン被覆を縫い目のところに６０％有する配
向された細長いポリオレフイン・フイルムのテープから
織られたシート材料の強度を減少させることがわかつて
いる。更に、このシート材料の２つの重要な特性即ち湿
気及びちＤに対する抵抗性はある最終用途には不完全に
なる。従来技術により、プラスチツク・フイルムに卦け
る多くのシール方法例えばバンド・シーラ一（Ｂａｎｄ
ｓｅａｌｅｒ）、衝撃シーラ一（Ｉｍｐｕｌｓｅｓｅａ
ｌｅｒ）、熱棒シーラ一（ＨＯｔｂａｒｓｅａｌｅｒ）
が開示されている。
これらの密封装置は、通常、熱が織物を通過して密封さ
るべき界面に達することを必要とする。織物温度が２２
０′Ｆ（１０４℃）を越すと損傷が起こるので、この型
の加熱シールは高速度シールに対しては許容できないも
のである。本発明の目的は、パツグの製造用としてチユ
ーブを形成しかつ高速で操作してもな訃チユーブに強い
縫い目を生じうる簡単な方法を提供することである。本
発明のもう一つの目的はたの方法を実施する装置を提供
することである。
従つて、本発明は、配向せしめられた細長いポリオレフ
インフイルムのテープから織られ且つ低温で溶融するポ
リオレフインの熱密封可能な組成物で一方の面が被覆さ
れたシート材料からチユーブを連続的に製造する方法を
提供するものであり、該方法は該シート材料を折りたた
み手段に連続的に供給して、該シート材料を、その２つ
の端が同一平面内に並置せしめられるように且つ折りた
たまれたシート材料の外側表面上に熱密封可能な組成物
が来るように、長手方向に折りたたむことと、密封用リ
ボンより低温で浴融する熱密封可能な組成物を上に有す
る密封用リボンを、該リボンの熱密封可能な表面が折り
たたまれた該シート材料に隣接するように、折りたたま
れた該シート材料の並置された端土に位置付けることと
、該シート材料及び該リボンの熱密封可能な面を軟化さ
せるために熱風をシート材料及びリボンの熱密封可能な
面の接触線の方向に向けることと、シート材料に密封用
リボンを押しつけて並置された端を密封し、かくして長
手方向密封部を有するチユーブを形成することと、所定
の長さになるようにチユーブを切断することととからな
ることを特徴とする。
好適な具体例では、シート材料は低密度ポリエチレンで
被覆された高密度ポリエチレン織物である。
密封用リボンも同じ織物から作られかつ同一組成物で被
覆されている。他の具体例では、シート材料はポリプロ
ピレンで被覆されたポリプロピレン織物、ＰＶＣで被覆
されたポリエステル織物、ポリウレタンで被覆されたポ
リエステル織物であり、或いは被覆されていないが低密
度ポリエチレン及び高密度ポリエチレンから作られる二
成分テープから織られたシート材料である。
密封用リボンはシート材料と同一の構成物から成つてい
る。本発明はまた、配向せしめられた細長いポリオレフ
インフイルムのテープから織られ且つ低温で溶融するポ
リオレフインの熱密封可能な組成物で一方の面が被覆さ
れたシート材料からチユーブを連続的に製造するための
装置を提供するものであり、該装置は（ａ）ブレーキシ
ステム及び自動端誘導部を備えかつ供給源からシート材
料を巻き出す装置、（ｂ）シート材料を、その２つの端
を同一平面内に並置せしめるように長手方向に折りたた
む手段、（ｃ）（１）折りたたまれたシート材料の並置
された端を覆うようにシート材料上に密封用リボンを供
給するための手段と、（２）該密封用リボン上に設けら
れた熱密封可能な表面と該折りたたまれたシート材料と
の間の境界面に近接して位置付けられた少なくとも熱風
銃と、（３）折りたたまれた該シート材料に該密封リボ
ンを押しつけて並置にされた端を密封するニツプローラ
とを具備する密封手段、（ｄ）密封されたチユーブを所
定の長さに切断する手段、ならびに（ｅ）シート材料を
本装置を通して連続的に送る輸送手段を含むことを特徴
とする装置。
次に添付図面を参照して本発明を説明する。
図示された装置は巻出しスタンド１０、折りたたみ手段
１１．密封手段１５、切断機械２２から成つている。巻
出しスタンド１０は、ウエブにテンシヨンを与えるため
のブレーキシステム（図示されていない）卦よび、ロー
ル（ＲＯｌｌ）編成に関係なく一定のウエブ位置を与え
るための自動端誘導部（図示されていない）が備えられ
ている。
折りたたみ手段１１は、通常のＶ一折りたたみ機１２、
端ローラ１３、卦よび遊び車ローラ１４から成つている
。
密封手段１５は、固定から回り下部はさみローラ１６、
空気圧シリンダ１８によつて制御される可動から回り上
部はさみローラ１７、２つの熱風密封用銃１９およびロ
ール２１に設置された密封用リボン２０を含んでいる。
密封用リボン２０はロール２１からはさみローラ１６訃
よび１７へと別途に供給され、はさみロール１６訃よび
１７により該リボン２０がシート材料端に対して直接は
さまれるはさみ点に訃いて、該リボン２０は折りたたま
れたシート材料の端と合さる。
２つは熱風銃１９は、はさみ点にふ・いて、密封用リボ
ン２０の被覆表面と折りたたまれたシート材料との界面
にできるだけ近く位置せしめ、これによつて熱風を該は
さみ点に対して直接に吹き付ける。
銃１９は密封用リボン２０の幅とシート材料の端によつ
て形成される線とに一致するように間隔を置かれる。
通常の切断機械２２は、一定速度で動いている連続移動
ウエブを受け入れるのに適合しており、所望の長さにそ
のウエブを切単するのに適合している。
装置を通してシート材料を供給部から引張る動力は切断
機械２２によつて供給される。折りたたみ手段１１の好
適な具体例では、Ｖ折りたたみ機１２からくる折りたた
まれたシート材料は端折りたたみローラ１３の下を通る
時に方向を変える。この点では、Ｖ折りたたみ機１２か
ら供給されるシート材料の下方半分の遊離している突起
末端は、第２図に見られるように、下方部分の端が折り
たたまれたシート材料の土部の端と一直線にされるまで
、それ自体が折りかえされる。かくしてシート材料の上
下２つの端は同一平面内に配置される。上記の折９返し
の範囲は、シート材料の末端に対する端折りたたみロー
ラ１３の端部２３の位置によつて制御される。
上記の様に、シート材料が端折りたたみローラ１３の下
を通りから回りローラ１４へと続く時、シート材料の進
行方向は変化する。
３０続〜６０の方向変化が折り返しを行なうのに十分で
ある。
好適具体例では、シート方向の変化は４５あである〜 好適具体例の端折りたたみローラ１３は５′″〔１２．
７ｃｍｓＪの直径を有するが、ローラ１３及び１４がそ
れぞれ１５′１〔３８．１ｃｍｓ．］離れている時には
４″００．２ｃｍｓＪから６″〔１５，２ｃｍｓ．〕の
直径により２ｋ″〔６．４ｃｍｓ．〕の折り返しが生じ
る。
密封手段１５の好適具体例では、２つのはさみローラ１
６及び１７は５′５〔１２．７ｃｍｓ．〕の表面幅を有
しかつ直径が４″〔１０．２ｃｍｓ．〕である。
表面幅は形成させるシール幅により他の具体例に訃いて
決定される。空気圧シリンダ１８に対する空気圧ははさ
みに｝いて２０ｐｓｉの最小圧力を与えるように調整さ
れる。６０のジユーロメータ一硬度（シヨアＡ）を有す
る少なくともレ′〔６．４ｍｍｓ．〕のシリコーン・ゴ
ムのゴム被覆を下部ローラ１６の表面に存在せしめるの
が好ましい。
土部ローラ１７の面を中間にぎざぎざをつけること或い
はでこぼこにすることが好ましい。２つの熱風銃１９は
並行に設置されて｝り、そのノズルがはさみ点から約１
署１１〔３，１８ｃｍｓ．〕離れかつ該はさみ点のシー
ト材料面から約１５ｃの角度となる様に置かれている。
ノズルは、はさみローラの界面に並行に延びる方向を長
手として、長さ１１／３″〔３．３８ｃｍｓ．〕と幅１
／（６″〔１．５６ｍｍｓ．〕の矩形開口を提供するよ
うにスロツトがあけられる。他の具体例では、ノズルは
他の条件を満足させるように別様に配置訃よび設計する
こともできる。好適具体例では、各熱風銃はそれ自身の
加熱要素、空気及び電気供給部を有する独立のユニツト
である。
各銃に必要な圧縮空気の供給は、個々の調整バルブによ
つて行なわれ各ノズル或いは銃に送られる。
同様に、２００Ｖ１６０サイクル、１相の電力は各銃用
の２つの可変変圧器（出力電圧０−２４０Ｖ）に供給さ
れる。従つて、加熱要素及び空気の供給に対する２つの
電圧は、別々に各銃で調整される。銃に供給される空気
圧は３５ｐｓｉｇ〔２．４６ｋ９ｓ／ＣＴｉｉ〕である
。
各銃に対する電圧は所望の密封速度に依存するが、１４
０ｆｐｍ〔４２．７ｍ／分］では各銃に対する電圧は１
８０Ｖで十分である。
切断機は通常のものであり装置を通して材料を動かすた
めに２Ｈ．Ｐ．モータが備えられてもよい。
空気を加熱するために他の具体例では電気以外の手段を
用いてよいということ或いは同じ目的のために空気以外
の不燃性のガスを用いてもよいということは明らかであ
る。また、好適具体例に卦ける寸法卦よひ仕様は他の具
体例において変化させることもできる。
【図面の簡単な説明】
第１図は、具体例の主な要素の概要図である。 第２図は、折りたたみ及び密封のために場所に卦けるシ
ート材料（Ｓｈｅｅｔｉｎｇ）の３つの部分図を含む具
体例の詳細な平面図である。第３図は、第２図に図示さ
れる具体例の正面図である。第４図は、第２図に示され
る具体例の末端図である。１１：折りたたみ手段、１５
：密閉手段、２２：切断機械。

Claims (1)

  1. 【特許請求の範囲】 １ 配向せしめられた細長いポリオレフィンフィルムの
    テープから織られ且つ低温で溶融するポリオレフィンの
    熱密封可能な組成物で一方の面が被覆されたシート材料
    からチューブを連続的に製造する方法であつて、該シー
    ト材料を折りたたみ手段に連続的に供給して、該シート
    材料を、その２つの端が同一平面内に並置せしめられる
    ように且つ折りたたまれたシート材料の外側表面上に熱
    密封可能な組成物が来るように長手方向に折りたたむこ
    とと、密封用リボンより低温で溶融する熱密封可能な組
    成物を上に有する密封用リボンを、該リボンの熱密封可
    能な表面が折りたたまれた該シート材料に隣接するよう
    に、折りたたまれた該シート材料の並置された端上に位
    置付けることと、該シート材料及び該リボンの熱密封可
    能な面を軟化させるために熱風をシート材料及びリボン
    の熱密封可能な面の接触線の方向に向けることと、シー
    ト材料に密封用リボンを押しつけて並置された端を密封
    し、かくして長手方向密封部を有するチューブを形成す
    ることと、所定の長さになるようにチューブを切断する
    ことととからなることを特徴とする方法。 ２ 配向せしめられた細長いポリオレフィンフィルムの
    テープから織られ且つ低温で溶融するポリオレフィンの
    熱密封可能な組成物で一方の面が被覆されたシート材料
    からチューブを連続的に製造するための装置であつて、
    （ａ）ブレーキシステム及び自動端誘導部を備えかつ供
    給源からシート材料を巻き出す装置、（ｂ）シート材料
    を、その２つの端を同一平面内に並置せしめるように長
    手方向に折りたたむ手段、（ｃ）（１）折りたたまれた
    シート材料の並置された端を覆うようにシート材料上に
    密封用リボンを供給するための手段と、（２）該密封用
    リボン上に設けられた熱密封可能な表面と該折りたたま
    れたシート材料との間の境界面に近接して位置付けられ
    た少なくとも１つの熱風銃と、（３）折りたたまれた該
    シート材料に該密封リボンを押しつけて並置にされた端
    を密封するニップローラとを具備する密封手段、（ｄ）
    密封されたチューブを所定の長さに切断する手段、なら
    びに（ｅ）シート材料を本装置を通して連続的に送る輸
    送手段を含むことを特徴とする装置。
JP49141654A 1973-12-13 1974-12-11 チユ−ブの製造方法及び装置 Expired JPS5932287B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA188086 1973-12-13
CA188,086A CA997260A (en) 1973-12-13 1973-12-13 Tube forming apparatus and process

Publications (2)

Publication Number Publication Date
JPS5091673A JPS5091673A (ja) 1975-07-22
JPS5932287B2 true JPS5932287B2 (ja) 1984-08-08

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ID=4098668

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Application Number Title Priority Date Filing Date
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US (1) US3951050A (ja)
JP (1) JPS5932287B2 (ja)
CA (1) CA997260A (ja)
DE (1) DE2459117C2 (ja)
GB (1) GB1477540A (ja)

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US4608114A (en) * 1984-04-10 1986-08-26 Queen Light Of Electronic Industries Ltd. Seal tape sticking device
DE3429018C1 (de) * 1984-08-07 1985-08-14 Fa. Carl Freudenberg, 6940 Weinheim Verfahren zur kontinuierlichen Herstellung eines zylindrischen Hohlkoerpers aus Schaumstoff
US4909870A (en) * 1986-08-08 1990-03-20 Minigrip, Inc. Method of and apparatus for attaching continuously running fastener strip to web substrate
DE3726760A1 (de) * 1987-08-12 1989-02-23 Leonhard Lessner Arbeitsweise und vorrichtung zur herstellung von schuppenfoermig auf einer unterlage angeordneten karten
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US9745087B2 (en) * 2013-01-04 2017-08-29 Tama Plastic Industry Method and apparatus for securing baled items
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CN105437616A (zh) * 2015-12-22 2016-03-30 安庆博美塑业有限公司 制袋机加纸中封机构、包装袋
DE102019006249A1 (de) * 2019-09-04 2021-03-04 Giesecke+Devrient Currency Technology Gmbh Folienführung
CN112141516B (zh) * 2020-09-29 2022-05-13 东莞市和信包装制品有限公司 一种塑料包装袋及其制作设备
CN112454873B (zh) * 2020-11-03 2022-06-24 重庆翰博光电有限公司 一种导光板重压高温烘烤装置
CN117301459B (zh) * 2023-09-12 2024-06-18 广东冠豪新材料研发有限公司 自封条生产装置及生产方法

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Also Published As

Publication number Publication date
JPS5091673A (ja) 1975-07-22
DE2459117C2 (de) 1984-04-19
DE2459117A1 (de) 1975-06-26
GB1477540A (en) 1977-06-22
CA997260A (en) 1976-09-21
US3951050A (en) 1976-04-20

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