RU2012142652A - Способ и оборудование для изготовления пластиковой полой детали из двух листов - Google Patents

Способ и оборудование для изготовления пластиковой полой детали из двух листов Download PDF

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Publication number
RU2012142652A
RU2012142652A RU2012142652/05A RU2012142652A RU2012142652A RU 2012142652 A RU2012142652 A RU 2012142652A RU 2012142652/05 A RU2012142652/05 A RU 2012142652/05A RU 2012142652 A RU2012142652 A RU 2012142652A RU 2012142652 A RU2012142652 A RU 2012142652A
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Russia
Prior art keywords
sheets
mold
molten plastic
cooling device
hollow part
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RU2012142652/05A
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English (en)
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RU2562489C2 (ru
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Пьер-Франсуа ТАРДИ
Бьорн КРИЛЬ
Жан-Клод МЮР
Серж ДЮПОН
Франк БАЖО
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Инержи Отомоутив Системз Рисерч (Сосьете Аноним)
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07Flat, e.g. panels
    • B29C48/08Flat, e.g. panels flexible, e.g. films
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C35/00Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
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    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
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    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
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    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

1. Способ изготовления пластиковой полой детали путем формования двух листов расплавленного пластика в форме, содержащей две полости, содержащий следующие этапы:a) два расплавленных пластиковых листа изготавливают путем экструзии по меньшей мере одного потока расплавленного пластика и его поперечного разрезания;b) эти листы вводят между полостями формы;c) форму закрывают, и полую деталь изготавливают так, что два листа соответствуют полостям формы;d) полую деталь, полученную таким образом, удаляют из формы;e) все операции a)-d) повторяют для изготовления другой полой детали из двух новых листов,отличающийся тем, что перед, во время и после операции поперечного разрезания нижний участок двух новых листов охлаждают с использованием конкретного устройство охлаждения, которое обеспечивает локальное охлаждение листов на упомянутом нижнем участке.2. Способ по п.1, отличающийся тем, что листы получают путем продольного разрезания заготовки, имеющей переменную толщину.3. Способ по п.1, отличающийся тем, чтооперацию поперечного разрезания выполняют с использованием лезвий, которые имеют режущую поверхность, заканчивающуюся по существу горизонтальной кромкой, при этом используют два лезвия на лист, которые имеют ширину, по существу равную ширине листа, и такие размеры, положение и движение, что кромки их режущих поверхностей по существу встречаются в центре потока расплавленного пластика.4. Способ по п.1, отличающийся тем, что охлаждение происходит в результате прямого контакта с охлаждающим устройством, который имеет поверхностное кондиционирование.5. Способ по п.4, отличающийся тем, что устройство охлаждения прочно зак

Claims (10)

1. Способ изготовления пластиковой полой детали путем формования двух листов расплавленного пластика в форме, содержащей две полости, содержащий следующие этапы:
a) два расплавленных пластиковых листа изготавливают путем экструзии по меньшей мере одного потока расплавленного пластика и его поперечного разрезания;
b) эти листы вводят между полостями формы;
c) форму закрывают, и полую деталь изготавливают так, что два листа соответствуют полостям формы;
d) полую деталь, полученную таким образом, удаляют из формы;
e) все операции a)-d) повторяют для изготовления другой полой детали из двух новых листов,
отличающийся тем, что перед, во время и после операции поперечного разрезания нижний участок двух новых листов охлаждают с использованием конкретного устройство охлаждения, которое обеспечивает локальное охлаждение листов на упомянутом нижнем участке.
2. Способ по п.1, отличающийся тем, что листы получают путем продольного разрезания заготовки, имеющей переменную толщину.
3. Способ по п.1, отличающийся тем, что операцию поперечного разрезания выполняют с использованием лезвий, которые имеют режущую поверхность, заканчивающуюся по существу горизонтальной кромкой, при этом используют два лезвия на лист, которые имеют ширину, по существу равную ширине листа, и такие размеры, положение и движение, что кромки их режущих поверхностей по существу встречаются в центре потока расплавленного пластика.
4. Способ по п.1, отличающийся тем, что охлаждение происходит в результате прямого контакта с охлаждающим устройством, который имеет поверхностное кондиционирование.
5. Способ по п.4, отличающийся тем, что устройство охлаждения прочно закреплено на лезвиях, выполняющих операцию поперечного разрезания.
6. Способ по любому из пп.1-4, отличающийся тем, что устройство охлаждения перемещается с помощью привода, при этом движением охлаждающего устройства и лезвий управляют с помощью разных приводов.
7. Способ по любому из пп.1-4, отличающийся тем, что устройство охлаждения содержит два бруска на лист.
8. Способ по п.7, отличающийся тем, что бруски могут перемещаться либо посредством вращения, или с линейным движением, следующим движению потока расплавленного пластика.
9. Способ по п.8, отличающийся тем, что охлаждение происходит после разрезания, и что устройство охлаждения используют для зажима нижних краев новых листов, при их охлаждении и следуя их движению.
10. Оборудование для изготовления пластиковой полой детали путем формования двух листов расплавленного пластика, содержащее форму, имеющую две полости, и содержащее, в дополнение, два подвижных лезвия и два охлаждающих бруска, которые также выполнены подвижными, при этом лезвия и бруски имеют форму, приспособленную для обеспечения, соответственно, поперечного разрезания потока расплавленного пластика и охлаждения нижнего участка листов перед, во время или после операции поперечного разрезания.
RU2012142652/05A 2010-03-08 2011-03-04 Способ и оборудование для изготовления пластиковой полой детали из двух листов RU2562489C2 (ru)

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FR1051669 2010-03-08
FR1051669A FR2957018B1 (fr) 2010-03-08 2010-03-08 Procede et appareillage pour la fabrication d'un corps creux en matiere plastique a partir de deux feuilles
PCT/EP2011/053254 WO2011110480A1 (en) 2010-03-08 2011-03-04 Process and equipment for manufacturing a plastic hollow body from two sheets

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US9527225B2 (en) 2016-12-27
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CN102917857A (zh) 2013-02-06
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