ES2495640A1 - Molde con cámara incorporada para la fabricación de piezas de espuma plástica - Google Patents

Molde con cámara incorporada para la fabricación de piezas de espuma plástica Download PDF

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Publication number
ES2495640A1
ES2495640A1 ES201330373A ES201330373A ES2495640A1 ES 2495640 A1 ES2495640 A1 ES 2495640A1 ES 201330373 A ES201330373 A ES 201330373A ES 201330373 A ES201330373 A ES 201330373A ES 2495640 A1 ES2495640 A1 ES 2495640A1
Authority
ES
Spain
Prior art keywords
mould
chamber
plastic foam
cavity
production
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
ES201330373A
Other languages
English (en)
Other versions
ES2495640B1 (es
Inventor
Doroteo OLMEDO TEJEDOR
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.)
DOROTEO OLMEDO S L
DOROTEO OLMEDO SL
Original Assignee
DOROTEO OLMEDO S L
DOROTEO OLMEDO SL
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 DOROTEO OLMEDO S L, DOROTEO OLMEDO SL filed Critical DOROTEO OLMEDO S L
Priority to ES201330373A priority Critical patent/ES2495640B1/es
Priority to PCT/ES2014/070188 priority patent/WO2014140406A1/es
Publication of ES2495640A1 publication Critical patent/ES2495640A1/es
Application granted granted Critical
Publication of ES2495640B1 publication Critical patent/ES2495640B1/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/3814—Porous moulds
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
    • B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
    • B29C33/048—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam using steam
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/3415—Heating or cooling
    • B29C44/3426—Heating by introducing steam in the mould
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/58—Moulds
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/58—Moulds
    • B29C44/588—Moulds with means for venting, e.g. releasing foaming gas
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/10—Polymers of propylene
    • B29K2023/12—PP, i.e. polypropylene
    • 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
    • B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
    • B29K2025/04—Polymers of styrene
    • B29K2025/06—PS, i.e. polystyrene
    • 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
    • B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)

Abstract

Molde para la fabricación de una pieza de espuma plástica, que comprende: - una primera impronta (50) sustentada en una primera cámara (1) de una máquina moldeadora; - una segunda impronta (90) sustentada en una segunda cámara (10) de la máquina moldeadora; - definiendo la primera impronta (50) y la segunda impronta (90) entre sí, en posición de cierre de la máquina moldeadora, un espacio (110) que corresponde con la pieza a moldear; - al menos un primer orificio (59) en una de las primera y segunda improntas (50, 90) para introducir una espuma plástica en dicho espacio (110); en el que: - las primera y segunda improntas (50, 90) son huecas, definiendo en su interior un alma (55, 95) conectada con dicho espacio (110) a través de una pluralidad de perforaciones (53, 93) para la circulación de fluidos a través de las primera y segunda improntas (50, 90) hacia y desde dicho espacio (110); y - las primera y segunda improntas (50, 90) incluyen cada una al menos un segundo orificio (56) de entrada y de salida de fluidos al interior del alma (55, 95) desde y hacia la máquina moldeadora.

Description

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Claims (1)

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ES201330373A 2013-03-14 2013-03-14 Molde con cámara incorporada para la fabricación de piezas de espuma plástica Active ES2495640B1 (es)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ES201330373A ES2495640B1 (es) 2013-03-14 2013-03-14 Molde con cámara incorporada para la fabricación de piezas de espuma plástica
PCT/ES2014/070188 WO2014140406A1 (es) 2013-03-14 2014-03-14 Molde con cámara incorporada para la fabricación de piezas de espuma plástica

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES201330373A ES2495640B1 (es) 2013-03-14 2013-03-14 Molde con cámara incorporada para la fabricación de piezas de espuma plástica

Publications (2)

Publication Number Publication Date
ES2495640A1 true ES2495640A1 (es) 2014-09-17
ES2495640B1 ES2495640B1 (es) 2015-07-07

Family

ID=51520327

Family Applications (1)

Application Number Title Priority Date Filing Date
ES201330373A Active ES2495640B1 (es) 2013-03-14 2013-03-14 Molde con cámara incorporada para la fabricación de piezas de espuma plástica

Country Status (2)

Country Link
ES (1) ES2495640B1 (es)
WO (1) WO2014140406A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT118263A (pt) 2022-10-18 2024-04-18 Olmedo Tejedor Lda Molde para moldagem de peças em material termoplástico

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3173175A (en) * 1958-05-09 1965-03-16 Jerome H Lemelson Molding apparatus
DE3011519A1 (de) * 1979-07-20 1981-01-22 Cellofoam Ag Verfahren zum vorschaeumen von perlen aus thermoplastischen kunstharzmaterialien sowie verfahren und vorrichtung zur formung von geschaeumten gegenstaenden aus thermoplastischen kunstharzmaterialien
US4456443A (en) * 1982-11-26 1984-06-26 Design Engineering Service Inc. Machine for steam chest molding of foamed material

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3289253A (en) * 1964-01-22 1966-12-06 Robert B Buonaiuto Molds
US4272469A (en) * 1979-02-26 1981-06-09 Integrated Insulation Systems, Inc. Method and apparatus for forming expanded foam articles

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3173175A (en) * 1958-05-09 1965-03-16 Jerome H Lemelson Molding apparatus
DE3011519A1 (de) * 1979-07-20 1981-01-22 Cellofoam Ag Verfahren zum vorschaeumen von perlen aus thermoplastischen kunstharzmaterialien sowie verfahren und vorrichtung zur formung von geschaeumten gegenstaenden aus thermoplastischen kunstharzmaterialien
US4456443A (en) * 1982-11-26 1984-06-26 Design Engineering Service Inc. Machine for steam chest molding of foamed material

Also Published As

Publication number Publication date
WO2014140406A1 (es) 2014-09-18
ES2495640B1 (es) 2015-07-07

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