FR2649639B1 - Dispositif pneumatique d'ejection pour moules d'injection thermoplastique - Google Patents
Dispositif pneumatique d'ejection pour moules d'injection thermoplastiqueInfo
- Publication number
- FR2649639B1 FR2649639B1 FR8909739A FR8909739A FR2649639B1 FR 2649639 B1 FR2649639 B1 FR 2649639B1 FR 8909739 A FR8909739 A FR 8909739A FR 8909739 A FR8909739 A FR 8909739A FR 2649639 B1 FR2649639 B1 FR 2649639B1
- Authority
- FR
- France
- Prior art keywords
- ejection device
- injection molds
- thermoplastic injection
- pneumatic ejection
- pneumatic
- 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
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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/43—Removing or ejecting moulded articles using fluid under pressure
-
- 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
-
- 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
- B29C2045/4057—Removing or ejecting moulded articles the ejecting surface being large with regard to the surface of the article
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8909739A FR2649639B1 (fr) | 1989-07-13 | 1989-07-13 | Dispositif pneumatique d'ejection pour moules d'injection thermoplastique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8909739A FR2649639B1 (fr) | 1989-07-13 | 1989-07-13 | Dispositif pneumatique d'ejection pour moules d'injection thermoplastique |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2649639A1 FR2649639A1 (fr) | 1991-01-18 |
FR2649639B1 true FR2649639B1 (fr) | 1991-10-04 |
Family
ID=9383942
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8909739A Expired - Fee Related FR2649639B1 (fr) | 1989-07-13 | 1989-07-13 | Dispositif pneumatique d'ejection pour moules d'injection thermoplastique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2649639B1 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2762252B1 (fr) * | 1997-04-17 | 1999-06-11 | Ftv | Moule d'injection a ejection simplifiee |
US7063868B2 (en) * | 2003-02-28 | 2006-06-20 | T.F.H. Publications, Inc. | Method of removing molded natural resins from molds utilizing lifter bars |
ES2391346B1 (es) * | 2012-10-11 | 2013-10-03 | Comercial de Útiles y Moldes, S.A. | Válvula para moldes de inyección de plástico |
CN109366951A (zh) * | 2018-10-22 | 2019-02-22 | 滁州佳诚模具制造有限公司 | 一种方便脱模的箱胆吸塑模具 |
CN115609863B (zh) * | 2022-12-20 | 2023-03-03 | 汕头市大简环保科技有限公司 | 一种餐具成型脱模结构 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3128499A (en) * | 1961-06-15 | 1964-04-14 | Western Electric Co | Molding apparatus |
DE1604679C3 (de) * | 1966-04-06 | 1974-01-10 | Westform Plastikwerke Gmbh, 5256 Hommerich | Spritzwerkzeug zum Herstellen von Behältern aus Kunststoff mit einem Auswerfer |
FR2076587A5 (en) * | 1970-01-20 | 1971-10-15 | Plastimonde | Demoulding by air injection - through the punch in moulds without taper |
US4438065A (en) * | 1982-03-08 | 1984-03-20 | Husky Injection Molding Systems Ltd. | Air ejection of molded containers |
JPS5945110A (ja) * | 1982-09-08 | 1984-03-13 | Tachibana Yoki Kk | プラスチツク成形品離型装置 |
CA1204262A (fr) * | 1985-08-16 | 1986-05-13 | James S. Sheffield | Dispositif de moulage par injection avec organe de demoulage au gaz sous pression |
JPS6242816A (ja) * | 1985-08-21 | 1987-02-24 | Toyoda Gosei Co Ltd | 成形用金型 |
-
1989
- 1989-07-13 FR FR8909739A patent/FR2649639B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2649639A1 (fr) | 1991-01-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |