JPS63137829A - 合成材料の溶着機械 - Google Patents

合成材料の溶着機械

Info

Publication number
JPS63137829A
JPS63137829A JP62265182A JP26518287A JPS63137829A JP S63137829 A JPS63137829 A JP S63137829A JP 62265182 A JP62265182 A JP 62265182A JP 26518287 A JP26518287 A JP 26518287A JP S63137829 A JPS63137829 A JP S63137829A
Authority
JP
Japan
Prior art keywords
wedge
welding
heated
welding machine
heating
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
JP62265182A
Other languages
English (en)
Other versions
JPH059263B2 (ja
Inventor
ペーター　グレラー
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.)
Pfaff Industriemaschinen GmbH
Original Assignee
Pfaff Industriemaschinen GmbH
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 Pfaff Industriemaschinen GmbH filed Critical Pfaff Industriemaschinen GmbH
Publication of JPS63137829A publication Critical patent/JPS63137829A/ja
Publication of JPH059263B2 publication Critical patent/JPH059263B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
    • B29C65/24—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools characterised by the means for heating the tool
    • B29C65/30—Electrical means
    • B29C65/305—Electrical means involving the use of cartridge heaters
    • 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
    • B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
    • B29C65/20—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools with direct contact, e.g. using "mirror"
    • 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
    • B29C66/347—General aspects dealing with the joint area or with the area to be joined using particular temperature distributions or gradients; using particular heat distributions or gradients
    • B29C66/3472—General aspects dealing with the joint area or with the area to be joined using particular temperature distributions or gradients; using particular heat distributions or gradients in the plane of the joint, e.g. along the joint line in the plane of the joint or perpendicular to the joint line in the plane of the joint
    • 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
    • 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
    • B29C66/737—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 state of the material of the parts to be joined
    • B29C66/7377—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 state of the material of the parts to be joined amorphous, semi-crystalline or crystalline
    • B29C66/73773—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 state of the material of the parts to be joined amorphous, semi-crystalline or crystalline the to-be-joined area of at least one of the parts to be joined being semi-crystalline
    • B29C66/73774—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 state of the material of the parts to be joined amorphous, semi-crystalline or crystalline the to-be-joined area of at least one of the parts to be joined being semi-crystalline the to-be-joined areas of both parts to be joined being semi-crystalline
    • 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
    • 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
    • B29C66/8122—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 composition of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps
    • 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
    • B29C66/81261—Thermal properties, e.g. thermal conductivity, thermal expansion coefficient
    • 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
    • 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
    • B29C66/84—Specific machine types or machines suitable for specific applications
    • B29C66/845—C-clamp type or sewing machine type
    • 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
    • B29C65/82—Testing the joint
    • B29C65/8207—Testing the joint by mechanical methods
    • B29C65/8246—Pressure tests, e.g. hydrostatic pressure tests
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—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
    • B29C66/737—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 state of the material of the parts to be joined
    • B29C66/7377—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 state of the material of the parts to be joined amorphous, semi-crystalline or crystalline
    • B29C66/73771—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 state of the material of the parts to be joined amorphous, semi-crystalline or crystalline the to-be-joined area of at least one of the parts to be joined being amorphous
    • B29C66/73772—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 state of the material of the parts to be joined amorphous, semi-crystalline or crystalline the to-be-joined area of at least one of the parts to be joined being amorphous the to-be-joined areas of both parts to be joined being amorphous
    • 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
    • B29C66/818—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 cooling constructional aspects, or by the thermal or electrical insulating or conducting constructional aspects of the welding jaws or of the clamps ; comprising means for compensating for the thermal expansion of the welding jaws or of the clamps
    • B29C66/8181—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 cooling constructional aspects, or by the thermal or electrical insulating or conducting constructional aspects of the welding jaws or of the clamps ; comprising means for compensating for the thermal expansion of the welding jaws or of the clamps characterised by the cooling constructional aspects
    • 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
    • B29K2995/0041—Crystalline

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (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】 夜専分互 本発明は特許請求の範囲第１項の上部概念記シ艷の合成
材料の）３着機械に関する。
又米皮朋 西ドイツ国特許第７３２１５６号明細書により公知の、
２つの熱可塑性合成材料の薄片を重ねて溶着するための
合成材料の溶着機械は、電気的に加熱された１つの加熱
くさびを有し、この加熱くさびは溶着過程において薄片
と絶えず接触している。加熱くさびの後方にこれと僅か
な距離を陥でて配置され駆動されている１対の押圧ロー
ラーは薄を絶えず運「りしそして軟化した薄片の部分を
押圧し、・七のことによりこれろの薄片は互し弓こ均一
に結合される。加熱（さびは恨で造られ従って熱伝導の
非常に良い材料から造られている。この様にして力（１
熱くさびから薄片に比較的素早い熱伝導が行わす）１、
斯くして溶着過程は比較的大なる送り速度で実施可能に
なっている。
この様な種類の溶着機械は特定の熱可塑性の合成材料、
例えばＰＶＣの薄片を溶着するのに有用であることが実
証されている。何故ならば一方では溶着綴目が平坦でそ
して歪められることがなく形成され、他方では溶着綴目
に境界を接している縁の部分にも何等の歪みが生じない
からである。
これに反してポリエチレン及びポリプロピレンの薄片を
溶着する場合には、溶着綴目の緑及び溶着綴目に接して
いる縁の部分に波状の変形が生し、この変形は外観及び
場合によっては溶着された対家物の使用可能性が著しく
阻害される。
これらの合成材ｔ、１の薄片の用５１Ｘ、なる〆古着状
態は次の理由によるものである。即ち、ＰＶＣは無定形
のＭｉＩＨに構成され、ポリエチレンやポリプロピレン
はそれに反して部分的に結晶性をもつ組織に構成されて
いるからである。部分的に結晶性を有する組織の場合は
無定形の組織とは反対に、／８着接接口加熱され軟化し
た形態で、この接口に直接接している縁の部分も組織の
変化が生し、この変化は引き続いて行われる冷却過程に
おいて元に戻るのであるが、冷却過程において部分的結
晶性の組織に戻るのが妨害される可能性がある。このた
め上記した様な波状の変形が発生する。
旦頂 本発明の目的は、部分的結晶性の組織を持つ合成部材の
薄片でも完全に加工するのに適した、１つの加熱くさび
を６ｆｉえた合成材料溶岩機械を作り出すことである。
！！Ｉ那Ｕ服ｋｕ決米 この目的は特許請求の範囲第１項記載の特徴により達成
される。
加熱くさびを、熱伝導性がくさび中央から側１１の方向
に向かって減少するという処置によって、溶着される合
成材料の薄片は加熱くさびの中央部分ではこの部分がエ
ネルギーの流動が大であるため強く熱せられそして縁の
部分では玉名ルギーの流動が僅かであるためあまり熱せ
られない、従って溶着が行われている時、加熱くさびの
範囲の軟化した薄片部分と加熱くさびの側方に位置する
薄片部分との間に急激な温度の違いが存在せず、あまり
急激でない、最も好都合な場合には連続的な温度陸下が
発止している。薄片の大きな範囲に亘って作用し、従っ
て平坦になる温度勾配のために、部分的に結晶性を有す
る組繊−・の戻りが、加熱された部分全体の幅に互って
同時に行われるのではなく、側方の縁の部分から溶着綴
目の中央の方向に向かって時間的に遅延しながら行われ
、そのことにより、最も高い温度になっていた薄片部分
と加熱されなかった薄片部分との間の移行部分において
一様な組織が形成される。この様にして部分的に結晶性
を有する合成部材でも平坦な、歪みのない溶着綴目が得
られそして縁の部分における波状の変形の形成は阻止さ
れる。
特許請求の範囲第２項は本発明による加熱くさびの簡単
に実現される実施形態を示し、この加熱くさびは中央部
分が例えば銀から成り、そして公（；の部分はステンレ
ス鋼が選択されている。
特許請求の範囲第３項の処置によって、形成すべき溶着
綴目の範囲にある薄片部分は溶ｎ接口の幅全体に亙って
申し分ない溶着に必要な温度に加熱されることが可能で
あることが保証される。
実施± 本発明は添付図に示された実脩例によって説明される。
溶着機械のケーシングは基板ｌから成り、この基板は垂
直な１つの柱２．１つの台３と１つのアーム４を１旦持
し、このアームは１つの頭部５に１多行している。
頭部５に固定された１つの担持体６には駆動された上部
の１つの押圧ローラー７が配置されそして柱２には駆動
された下部の１つの叩圧ローラー８が配置されている。
頭部５の正面には１つの担持体９が旋回可能Ｓこ支承さ
れており、この担持体上には大体において水１弓二延在
している加熱くさび１０が固定されている。加熱くさび
２０は銀で造られた仙部１１を有し、この軸部は１つの
くさび片１２に移行している。くさび片１２の４３１３
の処で終わっている前方の部分には、端の部分にくさび
の形状に適合した挿入物１４．１５が固定されており、
これろの挿入物はステンレス鋼から成っている。この様
にしてくさび片１２は直接隣接し、送り方向■に平行二
こ延在している部分１６．１７．１８に分割され、これ
らのうち中央部分１６は高い熱転５１１　Ｑ４ｇ力を有
する）オ料から成り、一方、外側に位置する部分１７．
１８は非常に熱伝導能力の低い材料から成っている。
軸部１１の内部に２よ公知の態様で２つの電気的加熱パ
トローネ１９が配置され、＝クパトロー不はくさび片１
２の処まで到達している。加熱パトローネ１つを収容し
ている軸部１１の部分は１つのセラミックの５２０及び
この層を：！っでいる１つの薄板外套２１によって囲ま
れている。
作動態様は以下のとおりである。
互いに溶着すべき合成材料薄片Ｆｌ、Ｆ２は重ね合わさ
れ押圧ローラー７．８の間に挿入され、その際重ね合わ
せる幅は大体において加り、！＼くさびｌＯの中央部分
１６の幅に等しくなっている。引き続いて加熱された加
熱くさび１０が押圧ローラー７．８から遠＜１モ１れた
１つの静止位置から押圧ローラー７．８にのすぐ前方に
位置する作動位置に、２つの薄片Ｆ１．Ｆ２の間に旋回
され、それによりくさび片１２の前部が薄片Ｆｌ、Ｆ２
と接触する。その結果中央部分１６と接触している；Ｗ
片の部分は、銀の高い熱伝導能力によるある程度の大き
さの（ｂｅｄｉｎｇｔｅｎ　［！ｒｏＢｅｎ＞　エネル
ギーの流によって非常に素早く必要とされる／８若温度
に加熱され、一方くさびの外側部分１７．１８と接触し
ている薄片部分は、ステンレス鋼の非常に低い熱伝導能
力によるある程度小さなエネルギーの流によって同し時
間に明らかにより低い温度に暖められている。
押圧ローラー７．８の駆動は、加熱くさびＩＯが時間さ
せられ、中央部分１６と接触している）Ｗ片部分が軟化
した時に開始され、斯くして合成材料の薄片Ｆｌ、Ｆ２
の送りが開始される。軟化した薄片部分はこの時押圧ロ
ーラー７．８によって押圧され、そのことによりこれら
の薄片は１つのｉ８着接目Ｎの処で互いシニ結合されこ
の接口の幅は加熱くさびｌＯの中央部分１６の幅にほぼ
等しい。
加熱くさびｌＯから発生するエネルギーの流れと押圧ロ
ーラー７．８の周速度とは、溶着過程が連続的に行われ
る様に互いに同調させられる。
；８着接口Ｎが形成された後で加熱された薄片部分（ま
再び冷却される。薄片Ｆｌ、Ｆ２の加熱は重ね合わされ
た又は１８着接接口範囲に限定されているのではなく、
この範囲の両側にそれぞれ１つの、くさびの外側部分１
７．１８の幅にほぼ等しい幅の縁の部分Ｒ１，１テ２が
同時により低い温度に暖められているから、冷却はこの
縁の部分Ｒ１，Ｒ２の処から出発して、時間的に遅延し
ながら／８着接接口中央の方向に向かって進（〒する。
徐々に進行する冷却過程のため部分的に結晶性を有する
組繊を持つ合成材料の薄片では、加熱されなかって薄片
の範囲と溶着接口Ｎとの間の移行範囲において比較的一
様な組織が形成され、そのことはこの範囲において薄片
の変形が仕起しない結果になる。
【図面の簡単な説明】
第１図は１つの溶着ｎ、械の正面図、第２″２は加熱（
さびの部分波ｊｊＪｉ面平面図、第３図は第２図のｌ１
１−１線に沿った断面図である。 ｌＯ・・・加熱くさび １６・・・中央部分

Claims (3)

    【特許請求の範囲】
  1. （１）部分的に結晶性の組織を持つ合成材料の薄片を縫
    目状に結合するため、これらの薄片と溶着過程の間絶え
    ず接触している１つの加熱くさび及び溶着圧力を加えそ
    して連続的に送るための１対の押圧ローラーを有する合
    成材料の溶着機械において、加熱くさび（１０）は中央
    部分から側縁の方向に向かって減少する熱伝導性を有し
    ていることを特徴とする溶着機械。
  2. （２）加熱くさび（１０）は、直接隣接し、送り方向Ｖ
    に平行に延在している少なくとも３つの部分（１６、１
    ７、１８）に分割され、これらのうら中央部分（１６）
    は高い熱伝導能力を有する材料から成りそして外側に位
    置する部分（１７、１８）はより低い熱伝導能力の材料
    から成っていることを特徴とする、特許請求の範囲第１
    項記載の溶着機械。
  3. （３）中央部分（１６）は作り出すべき溶着接目（Ｎ）
    の幅にほぼ等しくなっていることを特徴とする、特許請
    求の範囲第２項記載の溶着機械。
JP62265182A 1986-11-25 1987-10-20 合成材料の溶着機械 Granted JPS63137829A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE8631465U DE8631465U1 (ja) 1986-11-25 1986-11-25
DE8631465.3 1986-11-25

Publications (2)

Publication Number Publication Date
JPS63137829A true JPS63137829A (ja) 1988-06-09
JPH059263B2 JPH059263B2 (ja) 1993-02-04

Family

ID=6800501

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62265182A Granted JPS63137829A (ja) 1986-11-25 1987-10-20 合成材料の溶着機械

Country Status (4)

Country Link
EP (1) EP0268755B1 (ja)
JP (1) JPS63137829A (ja)
AT (1) ATE57496T1 (ja)
DE (2) DE8631465U1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102034993B1 (ko) * 2019-06-13 2019-10-21 남경보 수납용 봉지 제조 장치

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4022816A1 (de) * 1990-07-18 1992-01-23 Cyklop Gmbh Vorrichtung zum verschweissen von mindestens zwei flaechenhaften elementen
GB2300143B (en) * 1995-04-27 1998-12-02 Courtaulds Films Heat sealed polymeric films

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE732156C (de) * 1942-01-23 1943-02-23 Pfaff Ag G M Maschine zur fortlaufenden Nahtbildung an Stoffbahnen aus warmformbaren Kunststoffen
AT194130B (de) * 1954-04-16 1957-12-27 Int Standard Electric Corp Nahtbildendes elektrisches Heizelement
DD49995A1 (de) * 1965-05-25 1966-09-05 Gisbert Kaliske Maschine zur fortlaufenden Nahtbildung an Bahnen und anderen Halbzeugen aus weichen Thermoplasten
DD102337A1 (ja) * 1973-02-01 1973-12-12
DD102106A1 (ja) * 1973-02-09 1973-12-12

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102034993B1 (ko) * 2019-06-13 2019-10-21 남경보 수납용 봉지 제조 장치

Also Published As

Publication number Publication date
JPH059263B2 (ja) 1993-02-04
ATE57496T1 (de) 1990-11-15
EP0268755A1 (de) 1988-06-01
EP0268755B1 (de) 1990-10-17
DE8631465U1 (ja) 1989-08-03
DE3765623D1 (de) 1990-11-22

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