JP7356421B2 - 少なくとも2つのプラスチック部分並びに容器を結合する方法及び装置 - Google Patents
少なくとも2つのプラスチック部分並びに容器を結合する方法及び装置 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims description 32
- 238000005304 joining Methods 0.000 title claims description 18
- 230000005855 radiation Effects 0.000 claims description 55
- 238000010438 heat treatment Methods 0.000 claims description 19
- 239000012528 membrane Substances 0.000 claims description 18
- 238000001816 cooling Methods 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 5
- 241000894006 Bacteria Species 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 238000000071 blow moulding Methods 0.000 claims description 2
- 239000003507 refrigerant Substances 0.000 claims description 2
- 230000000284 resting effect Effects 0.000 claims 1
- 238000003466 welding Methods 0.000 description 16
- 239000012212 insulator Substances 0.000 description 10
- 238000001802 infusion Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000000356 contaminant Substances 0.000 description 2
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- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
- B65B51/10—Applying or generating heat or pressure or combinations thereof
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- B29C65/14—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
- B29C65/1403—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the type of electromagnetic or particle radiation
- B29C65/1412—Infrared [IR] radiation
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- B29C65/1429—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface
- B29C65/1432—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface direct heating of the surfaces to be joined
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- B29C65/1464—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface making use of several radiators
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- B29C66/01—General aspects dealing with the joint area or with the area to be joined
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- B29C66/242—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 closed, i.e. forming closed contours
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- B29C66/24221—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 closed, i.e. forming closed contours being circular, oval or elliptical being circular
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- 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
- B29C66/348—Avoiding melting or weakening of the zone directly next to the joint area, e.g. by cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
- B29C66/542—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles joining hollow covers or hollow bottoms to open ends of container bodies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- 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
- B29C66/816—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 mounting of the pressing elements, e.g. of the welding jaws or clamps
- B29C66/8167—Quick change joining tools or surfaces
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/90—Measuring or controlling the joining process
- B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
- B29C66/914—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux
- B29C66/9141—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the temperature
- B29C66/91421—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the temperature of the joining tools
- B29C66/91423—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the temperature of the joining tools using joining tools having different temperature zones or using several joining tools with different temperatures
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
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- B65B7/16—Closing semi-rigid or rigid containers or receptacles not deformed by, or not taking-up shape of, contents, e.g. boxes or cartons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B—PERFORMING OPERATIONS; TRANSPORTING
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Description
Claims (16)
- 赤外線(IR)を使用しながら、規定可能な共通の結合個所に沿って少なくとも2つのプラスチック部分(1,5)を結合する方法を実行するための装置であって、
前記装置は、互いに結合されるべきプラスチック部分(1,5)を備えており、該プラスチック部分(1,5)はそれぞれ別のプラスチック部分(1,5)と接触させることなしに、赤外線を有する対応配置可能な放射源によって少なくとも前記結合個所に沿って加熱され、
それぞれ1つの放射源は、少なくとも1つの他の放射源から独立して空間的に分離した状態で駆動され、
前記放射源は、非接触式に、且つ前記結合個所の輪郭に追従して、それぞれの赤外線をそれぞれ対応配置可能なプラスチック部分(1,5)に放出し、前記プラスチック部分(1,5)を互いに合体させたときに前記結合個所が形成されるように、それぞれの赤外線による加熱の程度が選択され、
前記放射源がそれぞれ、対応配置された熱エレメント(14a,14b)内に配置されたIR放射エレメント(7a,7b)から形成されており、前記IR放射エレメントが、対応配置可能なプラスチック部分(1,5)の非接触式に照射されるべき輪郭に追従するようになっており、
前記IR放射エレメント(7a,7b)がそれぞれ、互いに異なる配向を有する少なくとも2つの放射面(11a,b,c,d,e)を有していることを特徴とする、装置。 - 前記少なくとも2つのプラスチック部分(1,5)のうちの1つがキャップ(5)であり、
前記キャップ(5)のために設けられた前記1つのIR放射エレメント(7a)の前記放射面(11a,b)が、前記キャップの載置方向に対して平行(11b)に、そして前記キャップの載置方向に対して垂直(11a)に延びた状態で配置されていることを特徴とする、請求項1に記載の装置。 - 前記少なくとも2つのプラスチック部分(1,5)のうちの1つが垂直に起立させられた容器(1)であり、前記容器(1)のネックカラー(2)のために使用される別の前記IR放射エレメント(7b)の前記放射面(11c,d,e)が、前記容器の長手方向軸線に対して平行(11d)並びに水平(11e)に延び、そして前記容器の長手方向軸線に対して45°の放射角で傾斜させられた第3の放射面(11c)を有する状態で配置されていることを特徴とする、請求項1又は2に記載の装置。
- 両方の前記IR放射エレメント(7a,7b)の個々の放射面(11a,b,c,d,e)が、前記IR放射エレメントのそれぞれの長手方向軸線を中心として同軸的に、一貫してリング状に延びていることを特徴とする、請求項1から3までのいずれか1項に記載の装置。
- 前記容器(1)がヘッドメンブレン(4)によって閉鎖され、前記容器(1)の前記ネックカラー(2)のために設けられた前記IR放射エレメント(7b)が冷却装置(12,13a,13b)を有しており、前記冷却装置が前記容器(1)の前記ヘッドメンブレン(4)を冷却空気で冷却し、前記冷却空気が前記ヘッドメンブレン(4)の上方の冷却室(12)に供給可能であり、前記冷却室内に、前記ネックカラー(2)の冷却過程及び/又は加熱過程のために前記ヘッドメンブレン(4)が突入するようになっていることを特徴とする、請求項3に記載の装置。
- 前記IR放射エレメント(7b)を有する前記熱エレメント(14b)が少なくとも1つの保持・絶縁装置(8a,8b)を少なくとも付加的に有しており、前記保持・絶縁装置が、少なくとも5mmの、前記容器(1)の前記ヘッドメンブレン(4)に対する最小間隔を有していることを特徴とする、請求項5に記載の装置。
- 前記それぞれのIR放射エレメント(7a,7b)を、送達装置を介して、前記それぞれ対応配置されたプラスチック部分(1,5)上へ送達することができ、そして熱処理後に再び取り外すことができることを特徴とする、請求項1から6までのいずれか1項に記載の装置。
- 請求項1から7までのいずれか1項に記載の装置を使用して、赤外線(IR)を使用しながら、規定可能な共通の結合個所に沿って少なくとも2つのプラスチック部分(1,5)を結合する方法において、
互いに結合されるべきプラスチック部分(1,5)のそれぞれを、前記それぞれ別のプラスチック部分(1,5)と接触させることなしに、赤外線を有する対応配置可能な放射源によって少なくとも前記結合個所に沿って加熱すること、
前記それぞれ1つの放射源を少なくとも1つの他の放射源から独立して空間的に分離した状態で駆動すること、
前記放射源が非接触式に、且つ前記結合個所の輪郭に追従して、前記それぞれの赤外線を前記それぞれ対応配置可能なプラスチック部分(1,5)に放射すること、
そして、前記プラスチック部分(1,5)を互いに合体させたときに前記結合個所が形成されるように、前記それぞれの赤外線による加熱の程度を選択すること
を特徴とする、少なくとも2つのプラスチック部分(1,5)を結合する方法。 - 前記結合個所が線状の結合シームとして形成されること、そして前記それぞれのプラスチック部分(1,5)を互いに合体させることが前記プラスチック部分(1,5)に対する規定可能な圧着力下で行われることを特徴とする、請求項8に記載の方法。
- 前記それぞれの放射源がIR放射エレメント(7a,7b)から形成されること、そして使用される前記IR放射エレメント(7a,7b)が異なる温度で、1つのIR放射エレメント(7a)が380℃~480℃の温度で、そしてそれぞれ別のIR放射エレメント(7b)が450℃~600℃の温度で、2~6秒の、前記それぞれのプラスチック部分へのその都度の加熱時間で駆動されることを特徴とする、請求項8又は9に記載の方法。
- 前記プラスチック部分(1,5)が、粒子が少ないガスを冷媒として有する冷却装置(13a,13b)による冷却が実施されることを特徴とする、請求項8から10までのいずれか1項に記載の方法。
- 少なくとも1つのプラスチック部分(1)が、ブロー成形・充填・閉鎖法に従って、充填済閉鎖済の容器(1)として製造されることを特徴とする、請求項8から11までのいずれか1項に記載の方法。
- 前記結合個所が線状の結合シームとして形成され、充填済の前記容器(1)がヘッドメンブレン(4)によって閉鎖され、前記容器のネック部分(3)がリング状のネックカラー(2)によって取り囲まれ、前記ネックカラーが、前記容器(1)上へ前記容器のヘッドメンブレン(4)の側で載置された、前記1つのプラスチック部分を形成するキャップ(5)と、前記キャップのリングウェブ(6)を介して前記結合シームに沿って結合され、これに対して前記容器(1)は前記別のプラスチック部分として接合過程又は溶着過程のために使用されることを特徴とする、請求項12に記載の方法。
- 前記キャップ(5)の前記リングウェブ(6)と1つの前記IR放射エレメント(7a)との間に、0.2mm~0.6mmの有利な間隔が選択され、そして前記容器(1)のネックカラー(2)と別の前記IR放射エレメント(7b)との間に、0.4mm~0.8mmの間隔が選択されることを特徴とする、請求項13に記載の方法。
- 前記容器(1)の前記ヘッドメンブレン(4)が細菌数を低減する形で、そして溶融することなしに、キャップ(5)と容器(1)との結合過程のために加熱されることを特徴とする、請求項13に記載の方法。
- キャップ(5)と容器(1)との結合が、種々のIR放射源又はIR放射エレメント(7a,7b)を使用することによって、粒子が少ない状態で実施されることを特徴とする、請求項13に記載の方法。
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