FR2649640B1 - Dispositif de refroidissement localise pour moules d'injection thermoplastique - Google Patents

Dispositif de refroidissement localise pour moules d'injection thermoplastique

Info

Publication number
FR2649640B1
FR2649640B1 FR8909738A FR8909738A FR2649640B1 FR 2649640 B1 FR2649640 B1 FR 2649640B1 FR 8909738 A FR8909738 A FR 8909738A FR 8909738 A FR8909738 A FR 8909738A FR 2649640 B1 FR2649640 B1 FR 2649640B1
Authority
FR
France
Prior art keywords
cooling device
injection molds
thermoplastic injection
localized cooling
localized
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.)
Expired - Fee Related
Application number
FR8909738A
Other languages
English (en)
Other versions
FR2649640A1 (fr
Inventor
Olivier Sistac
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.)
Sistac SA B
Original Assignee
Sistac SA B
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 Sistac SA B filed Critical Sistac SA B
Priority to FR8909738A priority Critical patent/FR2649640B1/fr
Publication of FR2649640A1 publication Critical patent/FR2649640A1/fr
Application granted granted Critical
Publication of FR2649640B1 publication Critical patent/FR2649640B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of the mould
    • B29C45/7312—Construction of heating or cooling fluid flow channels
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/4005—Ejector constructions; Ejector operating mechanisms
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/4005—Ejector constructions; Ejector operating mechanisms
    • B29C45/401—Ejector pin constructions or mountings
    • B29C2045/4026—Ejectors with internal cooling
FR8909738A 1989-07-13 1989-07-13 Dispositif de refroidissement localise pour moules d'injection thermoplastique Expired - Fee Related FR2649640B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8909738A FR2649640B1 (fr) 1989-07-13 1989-07-13 Dispositif de refroidissement localise pour moules d'injection thermoplastique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8909738A FR2649640B1 (fr) 1989-07-13 1989-07-13 Dispositif de refroidissement localise pour moules d'injection thermoplastique

Publications (2)

Publication Number Publication Date
FR2649640A1 FR2649640A1 (fr) 1991-01-18
FR2649640B1 true FR2649640B1 (fr) 1991-09-20

Family

ID=9383941

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8909738A Expired - Fee Related FR2649640B1 (fr) 1989-07-13 1989-07-13 Dispositif de refroidissement localise pour moules d'injection thermoplastique

Country Status (1)

Country Link
FR (1) FR2649640B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006150638A (ja) * 2004-11-26 2006-06-15 Hitachi Industrial Equipment Systems Co Ltd ディスク成形方法及びその金型
EP3708332B1 (fr) * 2019-03-13 2022-11-09 Comercial de Utiles y Moldes, S.A. Dispositif pour démouler des négatifs dans des moules de moulage par injection thermoplastique

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1375831A (en) * 1919-12-17 1921-04-26 Davis Press for moldable compounds
FR1366216A (fr) * 1963-05-31 1964-07-10 Procédé et dispositif pour la fabrication de récipients creux soufflés, localement calibrés dans leur partie épanouie
GB1036779A (en) * 1964-11-25 1966-07-20 Worson Sa Apparatus for producing recessed articles from thermoplastic materials by an injection moulding and inflation process
FR1526456A (fr) * 1966-04-12 1968-05-24 Zentrallaboratorium Fuer Plast Procédé et installation pour la fabrication de corps creux en matière thermoplastique
US3488805A (en) * 1967-03-16 1970-01-13 Owens Illinois Inc Apparatus for forming molded plastic articles
US4295628A (en) * 1979-11-09 1981-10-20 Statni Vyzkumny Ustav Materialu Mold for the injection molding of objects of large dimension and complicated surfaces from plastic material
JPS58224730A (ja) * 1982-06-25 1983-12-27 Pioneer Electronic Corp 射出成形用金型の温度調節装置

Also Published As

Publication number Publication date
FR2649640A1 (fr) 1991-01-18

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Legal Events

Date Code Title Description
ST Notification of lapse