JP7358345B2 - 混練機のための2条スクリュシャフト - Google Patents
混練機のための2条スクリュシャフト Download PDFInfo
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- JP7358345B2 JP7358345B2 JP2020521593A JP2020521593A JP7358345B2 JP 7358345 B2 JP7358345 B2 JP 7358345B2 JP 2020521593 A JP2020521593 A JP 2020521593A JP 2020521593 A JP2020521593 A JP 2020521593A JP 7358345 B2 JP7358345 B2 JP 7358345B2
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- B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
- B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
- B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
- B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
- B29B7/422—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with screw sections co-operating, e.g. intermeshing, with elements on the wall of the surrounding casing
- B29B7/423—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with screw sections co-operating, e.g. intermeshing, with elements on the wall of the surrounding casing and oscillating axially
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
- B01F27/72—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with helices or sections of helices
- B01F27/724—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with helices or sections of helices with a single helix closely surrounded by a casing
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
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- B29B7/421—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with screw and additionally other mixing elements on the same shaft, e.g. paddles, discs, bearings, rotor blades of the Banbury type
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/114—Helically shaped stirrers, i.e. stirrers comprising a helically shaped band or helically shaped band sections
- B01F27/1143—Helically shaped stirrers, i.e. stirrers comprising a helically shaped band or helically shaped band sections screw-shaped, e.g. worms
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- B29B7/422—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with screw sections co-operating, e.g. intermeshing, with elements on the wall of the surrounding casing
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
- B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
- B29B7/425—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with screw surrounded by a casing provided with grooves or cavities
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
- B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
- B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
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- B29B7/426—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with consecutive casings or screws, e.g. for charging, discharging, mixing
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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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- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
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- B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
- B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
- B29B7/428—Parts or accessories, e.g. casings, feeding or discharging means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
- B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
- B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
- B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
- B29B7/428—Parts or accessories, e.g. casings, feeding or discharging means
- B29B7/429—Screws
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
- B29B7/52—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices with rollers or the like, e.g. calenders
- B29B7/523—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices with rollers or the like, e.g. calenders co-operating with casings
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/45—Axially movable screws
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/565—Screws having projections other than the thread, e.g. pins
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/68—Barrels or cylinders
- B29C48/685—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads
- B29C48/687—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having projections with a short length in the barrel direction, e.g. pins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/2805—Mixing plastics, polymer material ingredients, monomers or oligomers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2215/00—Auxiliary or complementary information in relation with mixing
- B01F2215/04—Technical information in relation with mixing
- B01F2215/0413—Numerical information
- B01F2215/0418—Geometrical information
- B01F2215/0422—Numerical values of angles
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Glanulating (AREA)
- Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)
- Accessories For Mixers (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
- Manufacturing And Processing Devices For Dough (AREA)
- Food-Manufacturing Devices (AREA)
Description
12 ウォームシャフト
14,14’ ハウジング半分
16 ハウジングシェル
18 中空な内部
20 シャフトバー
22,22’,22’’,22’’’ ブレード要素
24 混練要素/混練ボルト
28 混練要素用のレセプタクル/ボア
29,29’,29’’ 混練要素用のレセプタクルの(軸方向に延びる)列
34,34’,34’’ プロセス部分
36 供給ホッパー
38 出口開口部
40,40’ ブレード要素の(軸方向に延びる)列
42 ブレード要素の側面
100 混練機
α シャフトバーの周面とブレード要素の側面との間の角度
A 1つの列の2つの隣り合うブレード要素の軸方向の間隔A
B 幅(ブレード要素の長さに対して垂直に延びるブレード要素の外周面の最長の直線の延在)
L 長さ(ブレード要素の外周面の最長の直線の延在)
M ブレード要素の外周面の中心点
Claims (15)
- 混練機(100)のためのウォームシャフト(12)であって、
円形の断面を有するシャフトバー(20)を有しており、前記ウォームシャフト(12)は、軸方向に延びて互いに結合されている一つ又は複数の部分からなり、前記シャフトバー(20)の周面上に、前記シャフトバー(20)の周面から外向きに延びるブレード要素(22、22’、22’’、22’’’)が、互いに間隔を空けて位置するように配置され、前記ブレード要素(22、22’、22’’、22’’’)は、前記ウォームシャフト(12)の軸方向に延びる少なくとも一つの部分において、前記シャフトバー(20)の周面上に、前記ウォームシャフト(12)の軸方向に延びる2つの列(40、40’)にて配置され、前記ウォームシャフト(12)の軸方向に延びる前記部分は、前記2つの列にて配置されたブレード要素を除いて、さらなるブレード要素を備えず、前記ブレード要素(22、22’、22’’、22’’’)が前記シャフトバー(20)の周面上に前記ウォームシャフト(12)の軸方向に延びる2つの列(40、40’)にて配置されている、前記ウォームシャフト(12)の軸方向に延びる前記部分は、前記ウォームシャフト(12)の長さのうちの少なくとも0.2Dであり、Dは前記ウォームシャフト(12)の直径である、ウォームシャフト(12)。 - 前記ブレード要素(22、22’、22’’、22’’’)は、前記シャフトバー(20)の周面から半径方向外向きに延びている、ことを特徴とする請求項1に記載のウォームシャフト(12)。
- 前記2つの列(40、40’)の前記ブレード要素(22、22’、22’’、22’’’)は、前記シャフトバー(20)の断面において見たときに、前記シャフトバー(20)の周面上に互いに対向して配置されている、ことを特徴とする請求項1に記載のウォームシャフト(12)。
- 前記ウォームシャフト(12)の軸方向に延びる前記少なくとも一つの部分の前記ブレード要素(22、22’、22’’、22’’’)の各々は、前記ウォームシャフト(12)の軸方向に対して45°~135°の角度で延びる長手方向の延在Lを有する、ことを特徴とする請求項1に記載のウォームシャフト(12)。
- 前記ウォームシャフト(12)の軸方向に延びる前記少なくとも一つの部分の前記ブレード要素(22、22’、22’’、22’’’)の各々は、上面図において楕円形、長円形、または両凸の外周面を有しており、前記ブレード要素(22、22’、22’’、22’’’)の各々が外周面の上述の形態を有している前記ウォームシャフト(12)の軸方向に延びる前記部分は、前記ウォームシャフト(12)の長さのうちの少なくとも0.2Dである、ことを特徴とする請求項1に記載のウォームシャフト(12)。
- 前記ブレード要素(22、22’、22’’、22’’’)の各々は、同じ楕円形、長円形、または両凸の外周面を有する、ことを特徴とする請求項5に記載のウォームシャフト(12)。
- 前記ブレード要素(22、22’、22’’、22’’’)の各々は、幅Bに対する長さLの比が3~11である両凸の外周面を有し、長さLは、前記ブレード要素(22、22’、22’’、22’’’)の外周面の最長の直線の延在であり、幅Bは、前記ブレード要素(22、22’、22’’、22’’’)の長さLに対して垂直に延びる前記ブレード要素(22、22’、22’’、22’’’)の外周面の最長の直線の延在である、ことを特徴とする請求項5に記載のウォームシャフト(12)。
- 各々のブレード要素(22、22’、22’’、22’’’)の側面(42)が、前記シャフトバー(20)の周方向から前記ブレード要素(22、22’、22’’、22’’’)の外周面(22、22’、22’’、22’’’)へと、垂直に上方へと延びており、あるいは前記シャフトバー(20)の断面の平面に対して1°~60°の角度αで延びている、ことを特徴とする請求項5に記載のウォームシャフト(12)。
- ブレード要素(22、22’、22’’、22’’’)の幅Bに対する列(40、40’)の2つの隣り合うブレード要素(22、22’、22’’、22’’’)の軸方向の間隔Aの比が、0.5~5であり、幅Bは、前記ブレード要素(22、22’、22’’、22’’’)の長さLに対して垂直に延びる前記ブレード要素(22、22’、22’’、22’’’)の外周面の最長の直線の延在であり、2つの軸方向に隣り合うブレード要素(22、22’、22’’、22’’’)の軸方向の間隔Aは、前記隣り合うブレード要素(22、22’、22’’、22’’’)の外周面の中心点Mの間の距離であり、ブレード要素(22、22’、22’’、22’’’)の中心点Mは、前記ブレード要素(22、22’、22’’、22’’’)の外周面の最長の直線の延在Lの中央に位置する地点である、ことを特徴とする請求項1に記載のウォームシャフト(12)。
- 前記ウォームシャフト(12)の軸方向に延びる前記少なくとも一つの部分の前記ブレード要素(22、22’、22’’、22’’’)の各々は、前記シャフトバー(20)の断面において見たときに、前記シャフトバー(20)の周面の少なくとも160°の角度距離にわたって延びており、前記ブレード要素(22、22’、22’’、22’’’)の各々が前記シャフトバー(20)の周面の上述の角度距離にわたって延びている前記ウォームシャフト(12)の軸方向に延びる前記部分は、前記ウォームシャフト(12)の長さのうちの少なくとも0.2Dである、ことを特徴とする請求項1に記載のウォームシャフト(12)。
- 前記ウォームシャフト(12)の軸方向に延びる前記少なくとも一つの部分の前記ブレード要素(22、22’、22’’、22’’’)の各々は、前記シャフトバー(20)の断面において見たときに、前記シャフトバー(20)の周面の20°~160°の角度距離にわたって延びており、前記ブレード要素(22、22’、22’’、22’’’)の各々が前記シャフトバー(20)の周面の上述の角度距離にわたって延びている前記ウォームシャフト(12)の軸方向に延びる前記部分は、前記ウォームシャフト(12)の長さのうちの少なくとも0.5Dである、ことを特徴とする請求項1に記載のウォームシャフト(12)。
- 前記ウォームシャフト(12)の軸方向に延びる前記少なくとも一つの部分の前記ブレード要素(22、22’、22’’、22’’’)の各々は、前記シャフトバー(20)の断面において見たときに、前記シャフトバー(20)の周面の同じ角度距離にわたって延びており、前記ブレード要素(22、22’、22’’、22’’’)の各々が前記シャフトバー(20)の周面の同じ角度距離にわたって延びている前記ウォームシャフト(12)の軸方向に延びる前記部分は、前記ウォームシャフト(12)の長さのうちの少なくとも0.2Dである、ことを特徴とする請求項1に記載のウォームシャフト(12)。
- 円形の断面を有するシャフトバー(20)を有しているウォームシャフト(12)の部分であって、
一つ又は複数の前記部分は、軸方向に延びて互いに結合して前記ウォームシャフト(12)を形成し、
前記シャフトバー(20)の周面上に、前記シャフトバー(20)の周面から外向きに延びるブレード要素(22、22’、22’’、22’’’)が、互いに間隔を空けて位置するように配置され、
前記ブレード要素(22、22’、22’’、22’’’)は、前記シャフトバー(20)の周面の少なくとも一つの部分にわたって前記ウォームシャフト(12)の軸方向に延びる2つの列(40、40’)にて前記シャフトバー(20)上に配置され、前記ウォームシャフト(12)の軸方向に延びる前記部分は、前記2つの列にて配置されたブレード要素を除いて、さらなるブレード要素を備えず、前記ブレード要素(22、22’、22’’、22’’’)が前記シャフトバー(20)の周面上に前記ウォームシャフト(12)の軸方向に延びる2つの列(40、40’)にて配置されている、前記ウォームシャフト(12)の軸方向に延びる前記部分は、前記ウォームシャフト(12)の長さのうちの少なくとも0.2Dであり、Dは前記ウォームシャフト(12)の直径であり、各々の列(40、40’)は、互いに軸方向に間隔を空けて位置するように配置された1つ、2つ、3つ、または4つのブレード要素(22、22’、22’’、22’’’)を備える、部分。 - 連続処理用の混練機(100)のハウジング(10)であって、
前記ハウジング(10)内に、少なくともいくつかの部分で請求項1~12のいずれか一項に記載のウォームシャフト(12)あるいは請求項13に記載のウォームシャフト(12)の1つ又は複数の部分が軸方向に延びる、中空な内部(18)が設計され、前記ハウジング(10)内に、前記ハウジング(10)の前記中空な内部(18)において前記ハウジング(10)の内周面へと延びるいくつかの混練要素(24)が設けられ、前記混練要素(24)は、前記ハウジング(10)の内周面の少なくとも一つの部分にわたって軸方向に延びる少なくとも2つの列にて配置されている、ハウジング(10)。 - ポリマー顆粒、ポリマー押出プロファイル、またはポリマー成形部品の製造のための連続処理用の混練機(100)であって、
請求項14に記載のハウジングを備える、混練機(100)。
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EP17196908.2A EP3473404A1 (de) | 2017-10-17 | 2017-10-17 | Misch- und knetvorrichtung |
EP17196908.2 | 2017-10-17 | ||
EP18152448.9 | 2018-01-19 | ||
EP18152448 | 2018-01-19 | ||
EP18170206.9A EP3473396B1 (de) | 2017-10-17 | 2018-04-30 | Asymmetrische zweiflüglige schneckenwelle für eine misch- und knetmaschine |
EP18170206.9 | 2018-04-30 | ||
PCT/EP2018/076880 WO2019076631A1 (de) | 2017-10-17 | 2018-10-02 | Zweiflüglige schneckenwelle für misch- und knetmaschine |
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EP (3) | EP3473395B1 (ja) |
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CA (3) | CA3084408A1 (ja) |
ES (3) | ES2868896T3 (ja) |
MX (3) | MX2020003874A (ja) |
PL (3) | PL3473396T3 (ja) |
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