DE69615246D1 - Verfahren zur Herstellung von geschlossenen Laufrädern und eine Vorrichtung dafür - Google Patents
Verfahren zur Herstellung von geschlossenen Laufrädern und eine Vorrichtung dafürInfo
- Publication number
- DE69615246D1 DE69615246D1 DE69615246T DE69615246T DE69615246D1 DE 69615246 D1 DE69615246 D1 DE 69615246D1 DE 69615246 T DE69615246 T DE 69615246T DE 69615246 T DE69615246 T DE 69615246T DE 69615246 D1 DE69615246 D1 DE 69615246D1
- Authority
- DE
- Germany
- Prior art keywords
- cores
- piece
- impellers
- manufacturing
- closed impellers
- 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 - Lifetime
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
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
-
- 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
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
-
- 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
- B29C45/44—Removing or ejecting moulded articles for undercut articles
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Glass Compositions (AREA)
- Paper (AREA)
- Formation And Processing Of Food Products (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT95RE000017 IT1279921B1 (it) | 1995-03-31 | 1995-03-31 | Procedimento per la fabbricazione di giranti chiuse e attrezzatura per attuare il procedimento. |
IT95RE000065 IT1280104B1 (it) | 1995-10-25 | 1995-10-25 | Procedimento per fabbricare giranti chiuse e attrezzatura per attuare il procedimento suddetto |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69615246D1 true DE69615246D1 (de) | 2001-10-25 |
Family
ID=26331973
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69615246T Expired - Lifetime DE69615246D1 (de) | 1995-03-31 | 1996-03-26 | Verfahren zur Herstellung von geschlossenen Laufrädern und eine Vorrichtung dafür |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0734834B1 (de) |
AT (1) | ATE205773T1 (de) |
DE (1) | DE69615246D1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100460587B1 (ko) * | 2002-04-19 | 2004-12-09 | 삼성전자주식회사 | 터보팬 및 그 제조용 금형 |
ATE516132T1 (de) | 2008-12-24 | 2011-07-15 | Grundfos Management As | VERFAHREN ZUM SPRITZGIEßEN EINES PUMPENLAUFRADES |
CN107351328B (zh) * | 2017-08-07 | 2023-05-12 | 宁波建林模具有限公司 | 汽车后背门下饰板用模具 |
CN109774067A (zh) * | 2019-01-04 | 2019-05-21 | 四川翰晶模具有限公司 | 一种节能离心叶轮的注塑模具 |
RU2770774C1 (ru) | 2019-09-25 | 2022-04-21 | Ассома Инк. | Способ изготовления трехмерного пластикового рабочего колеса центробежного насоса и рабочее колесо |
CN114801075B (zh) * | 2022-05-09 | 2023-07-14 | 西南科技大学 | 微型增压涡轮注塑模具 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1806757A1 (de) * | 1968-11-02 | 1970-05-21 | Suval S A S Die Manlio E Rag A | Verfahren zur Herstellung von einstueckigen Pumpenfluegelraedern aus thermoplastischem Werkstoff,Form zur Durchfuehrung des Verfahrens und nach diesem Verfahren hergestellte Pumpenfluegelraeder |
US4706928A (en) * | 1985-06-10 | 1987-11-17 | Baker International Corporation | Vane cone assembly for use in making centrifugal elastomeric coated impellers |
DE3912031A1 (de) * | 1989-04-12 | 1990-10-25 | Thyssen Polymer Gmbh | Spritzgusswerkzeug |
JPH0716884A (ja) * | 1993-06-30 | 1995-01-20 | Toshiba Chem Corp | 樹脂製ファン及びその一体成形方法並びにその成形用金型 |
-
1996
- 1996-03-26 DE DE69615246T patent/DE69615246D1/de not_active Expired - Lifetime
- 1996-03-26 AT AT96830153T patent/ATE205773T1/de not_active IP Right Cessation
- 1996-03-26 EP EP96830153A patent/EP0734834B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0734834B1 (de) | 2001-09-19 |
ATE205773T1 (de) | 2001-10-15 |
EP0734834A1 (de) | 1996-10-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de |