DE2706721A1 - Verfahren und vorrichtung zum porenfreien druckgiessen - Google Patents
Verfahren und vorrichtung zum porenfreien druckgiessenInfo
- Publication number
- DE2706721A1 DE2706721A1 DE19772706721 DE2706721A DE2706721A1 DE 2706721 A1 DE2706721 A1 DE 2706721A1 DE 19772706721 DE19772706721 DE 19772706721 DE 2706721 A DE2706721 A DE 2706721A DE 2706721 A1 DE2706721 A1 DE 2706721A1
- Authority
- DE
- Germany
- Prior art keywords
- mold cavity
- bore
- valve stem
- mold
- chamber
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims description 19
- 238000005266 casting Methods 0.000 title claims description 15
- 239000007789 gas Substances 0.000 claims description 57
- 239000000463 material Substances 0.000 claims description 41
- 244000261422 Lysimachia clethroides Species 0.000 claims description 26
- 238000004512 die casting Methods 0.000 claims description 22
- 238000009413 insulation Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 5
- 238000011010 flushing procedure Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000011344 liquid material Substances 0.000 claims description 5
- 238000005553 drilling Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000005429 filling process Methods 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 description 37
- 239000002184 metal Substances 0.000 description 37
- 239000011148 porous material Substances 0.000 description 16
- 238000010926 purge Methods 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000003313 weakening effect Effects 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 229910001297 Zn alloy Inorganic materials 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- JQJCSZOEVBFDKO-UHFFFAOYSA-N lead zinc Chemical compound [Zn].[Pb] JQJCSZOEVBFDKO-UHFFFAOYSA-N 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/02—Hot chamber machines, i.e. with heated press chamber in which metal is melted
- B22D17/04—Plunger machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/14—Machines with evacuated die cavity
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/659,426 US3999593A (en) | 1976-02-19 | 1976-02-19 | Method and apparatus for pore-free die casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2706721A1 true DE2706721A1 (de) | 1977-09-01 |
Family
ID=24645369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772706721 Withdrawn DE2706721A1 (de) | 1976-02-19 | 1977-02-17 | Verfahren und vorrichtung zum porenfreien druckgiessen |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3999593A (enExample) |
| JP (1) | JPS52104418A (enExample) |
| BE (1) | BE851546A (enExample) |
| CA (1) | CA1075874A (enExample) |
| DE (1) | DE2706721A1 (enExample) |
| FR (1) | FR2341388A1 (enExample) |
| GB (1) | GB1563962A (enExample) |
| IT (1) | IT1072652B (enExample) |
| NL (1) | NL7701693A (enExample) |
| SE (1) | SE7701822L (enExample) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4574867A (en) * | 1984-08-27 | 1986-03-11 | Thompson William E | Trapped gas reduction in die castings |
| US4633930A (en) * | 1985-06-11 | 1987-01-06 | The Dow Chemical Company | Molten metal shot size and delivery mechanism for continuous casting operations |
| CA2024327C (en) * | 1990-08-30 | 1995-09-26 | Stephen Yaffe | Magnesium die casting machine |
| US5913353A (en) * | 1994-09-26 | 1999-06-22 | Ford Global Technologies, Inc. | Process for casting light metals |
| US20010037868A1 (en) * | 1999-01-12 | 2001-11-08 | Merton C. Flemings | Hot chamber die casting of semisolids |
| US6578620B1 (en) * | 1999-07-02 | 2003-06-17 | Alcoa Inc. | Filtering molten metal injector system and method |
| EP1844174A4 (en) * | 2004-12-23 | 2008-03-05 | Commw Scient Ind Res Org | Heat treatment of aluminium alloy high pressure die castings |
| US8327915B1 (en) * | 2011-05-25 | 2012-12-11 | GM Global Technology Operations LLC | Pour ladle for molten metal |
| CN103586437B (zh) * | 2013-11-26 | 2016-04-06 | 美诺精密压铸(上海)有限公司 | 压铸模具以及包括其的压铸系统 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1332940A (en) * | 1918-03-11 | 1920-03-09 | Charles Soderholm | Die-casting machine |
| US2001251A (en) * | 1934-07-30 | 1935-05-14 | Mueller Brass Co | Valve |
| US2042541A (en) * | 1934-10-04 | 1936-06-02 | Whitehall Patents Corp | Method of making riders |
| US2652223A (en) * | 1951-01-02 | 1953-09-15 | Melville F Peters | Sealing of fluid systems |
| DE1200481B (de) * | 1961-01-24 | 1965-09-09 | Bbc Brown Boveri & Cie | Vorrichtung zum OEffnen und Schliessen der Ausflussoeffnung eines Behaelters fuer geschmolzene Metalle |
| NL135443C (enExample) * | 1966-06-30 | |||
| FR1531734A (fr) * | 1966-06-30 | 1968-07-05 | Int Lead Zinc Res | Procédé de coulée sous pression et pièces moulées exemptes de pores obtenues par ce procédé |
| US3537682A (en) * | 1968-01-12 | 1970-11-03 | Hills Mccanna Co | High temperature ball valve |
| CA906980A (en) * | 1970-04-06 | 1972-08-08 | Knudsen Kai | Removable insulation shell for valve or other fitting |
| JPS5125530Y1 (enExample) * | 1970-07-15 | 1976-06-29 | ||
| JPS5021145B1 (enExample) * | 1970-08-18 | 1975-07-21 | ||
| US3779304A (en) * | 1971-07-13 | 1973-12-18 | Nippon Light Metal Co | Injection gate system |
| JPS5444648B2 (enExample) * | 1972-06-08 | 1979-12-27 | ||
| US4085791A (en) * | 1976-01-26 | 1978-04-25 | International Lead Zinc Research Organization, Inc. | Method of pore-free die casting |
-
1976
- 1976-02-19 US US05/659,426 patent/US3999593A/en not_active Expired - Lifetime
-
1977
- 1977-02-16 GB GB6464/77A patent/GB1563962A/en not_active Expired
- 1977-02-17 NL NL7701693A patent/NL7701693A/xx not_active Application Discontinuation
- 1977-02-17 DE DE19772706721 patent/DE2706721A1/de not_active Withdrawn
- 1977-02-17 JP JP1666077A patent/JPS52104418A/ja active Granted
- 1977-02-17 BE BE175032A patent/BE851546A/xx not_active IP Right Cessation
- 1977-02-17 FR FR7704608A patent/FR2341388A1/fr active Granted
- 1977-02-17 IT IT67350/77A patent/IT1072652B/it active
- 1977-02-17 CA CA271,996A patent/CA1075874A/en not_active Expired
- 1977-02-18 SE SE7701822A patent/SE7701822L/ not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2341388A1 (fr) | 1977-09-16 |
| SE7701822L (sv) | 1977-08-20 |
| NL7701693A (nl) | 1977-08-23 |
| CA1075874A (en) | 1980-04-22 |
| BE851546A (fr) | 1977-08-17 |
| AU2236977A (en) | 1978-07-13 |
| JPS5612341B2 (enExample) | 1981-03-20 |
| JPS52104418A (en) | 1977-09-01 |
| GB1563962A (en) | 1980-04-02 |
| IT1072652B (it) | 1985-04-10 |
| FR2341388B1 (enExample) | 1983-05-20 |
| US3999593A (en) | 1976-12-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8139 | Disposal/non-payment of the annual fee |