DE2746233C2 - Verfahren zum Herstellen eines aus mehreren, sich ggf. durchbringenden Teilen bestehenden verlorenen Kernes für Metallgießformen - Google Patents
Verfahren zum Herstellen eines aus mehreren, sich ggf. durchbringenden Teilen bestehenden verlorenen Kernes für MetallgießformenInfo
- Publication number
- DE2746233C2 DE2746233C2 DE2746233A DE2746233A DE2746233C2 DE 2746233 C2 DE2746233 C2 DE 2746233C2 DE 2746233 A DE2746233 A DE 2746233A DE 2746233 A DE2746233 A DE 2746233A DE 2746233 C2 DE2746233 C2 DE 2746233C2
- Authority
- DE
- Germany
- Prior art keywords
- core
- layer
- core part
- parts
- another
- 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
Links
- 238000000034 method Methods 0.000 title claims description 10
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 238000005058 metal casting Methods 0.000 title claims description 4
- 239000000463 material Substances 0.000 claims description 24
- 230000001413 cellular effect Effects 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 8
- 239000004033 plastic Substances 0.000 claims description 8
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 239000010410 layer Substances 0.000 description 19
- 238000000465 moulding Methods 0.000 description 6
- 239000011230 binding agent Substances 0.000 description 4
- 239000002131 composite material Substances 0.000 description 4
- 239000003110 molding sand Substances 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 239000004793 Polystyrene Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical class CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004794 expanded polystyrene Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
- B22C9/04—Use of lost patterns
- B22C9/046—Use of patterns which are eliminated by the liquid metal in the mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
- B22C7/02—Lost patterns
- B22C7/023—Patterns made from expanded plastic materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
- B22C9/103—Multipart cores
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F1/00—Cylinders; Cylinder heads
- F02F1/24—Cylinder heads
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/733,958 US4093018A (en) | 1976-10-19 | 1976-10-19 | Casting methods with composite molded core assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2746233A1 DE2746233A1 (de) | 1978-04-20 |
| DE2746233C2 true DE2746233C2 (de) | 1983-02-10 |
Family
ID=24949767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2746233A Expired DE2746233C2 (de) | 1976-10-19 | 1977-10-14 | Verfahren zum Herstellen eines aus mehreren, sich ggf. durchbringenden Teilen bestehenden verlorenen Kernes für Metallgießformen |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4093018A (OSRAM) |
| CA (1) | CA1085136A (OSRAM) |
| DE (1) | DE2746233C2 (OSRAM) |
| ES (1) | ES472525A1 (OSRAM) |
| FR (1) | FR2368323A1 (OSRAM) |
| GB (1) | GB1534488A (OSRAM) |
| IT (1) | IT1090528B (OSRAM) |
| MX (1) | MX149059A (OSRAM) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4118403A1 (de) * | 1991-06-05 | 1992-12-10 | Kloeckner Humboldt Deutz Ag | Gehaeuse |
| DE10019310C1 (de) * | 2000-04-19 | 2001-10-25 | Vaw Mandl & Berger Gmbh Linz | Gießform, umfassend Außenformteile und darin eingelegte Formstoffkerne |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1096996B (it) * | 1977-07-22 | 1985-08-26 | Rolls Royce | Metodo per la fabbricazione di una pala o lama per motori a turbina a gas |
| US4462453A (en) * | 1979-06-04 | 1984-07-31 | Deere & Company | Casting methods with composite molded core assembly |
| US4446906A (en) * | 1980-11-13 | 1984-05-08 | Ford Motor Company | Method of making a cast aluminum based engine block |
| JPS58184040A (ja) * | 1982-04-22 | 1983-10-27 | Nissan Motor Co Ltd | 内燃機関のシリンダブロツク用中子及びその造型方法 |
| CA1222862A (en) * | 1984-01-30 | 1987-06-16 | Outboard Marine Corporation | Process and apparatus for lost foam casting with bonded sand core |
| DE3445732A1 (de) * | 1984-12-14 | 1986-06-26 | Mannesmann Rexroth GmbH, 8770 Lohr | Verfahren zum herstellen eines in einer giessform einzulegenden formkerns |
| US4632169A (en) * | 1985-05-01 | 1986-12-30 | Outboard Marine Corporation | Two cycle cylinder block foam pattern |
| US4802447A (en) * | 1985-12-17 | 1989-02-07 | Brunswick Corporation | Foam pattern for engine cylinder block |
| GB2193132A (en) * | 1986-07-17 | 1988-02-03 | Bsa Foundries Limited | Moulding a core within a destructible mould |
| DE277986T1 (de) * | 1986-07-28 | 1989-06-22 | The Dow Chemical Co., Midland, Mich. | Verfahren zur herstellung einer geformten kunststoffmaterialform zur verwendung beim giessen. |
| US4922991A (en) * | 1986-09-03 | 1990-05-08 | Ashland Oil, Inc. | Composite core assembly for metal casting |
| CA1302647C (en) * | 1987-07-28 | 1992-06-02 | Norman Glenn Moll | Expandable and expanded plastic materials and methods for casting metal castings employing such expanded cellular plastic materials |
| US4777997A (en) * | 1988-03-24 | 1988-10-18 | Brunswick Corporation | Evaporable foam pattern for cylinder block of a two-cycle engine |
| US4916789A (en) * | 1989-04-13 | 1990-04-17 | Robinson Foundry, Inc. | Valve stem construction |
| US4941644A (en) * | 1989-04-13 | 1990-07-17 | Robinson Foundry, Inc. | Valve stem |
| US5027878A (en) * | 1989-10-05 | 1991-07-02 | Deere & Company | Method of impregnation of iron with a wear resistant material |
| FR2672003B1 (fr) * | 1991-01-30 | 1993-04-09 | Snecma | Procede de realisation de noyaux complexes en ceramique pour fonderie. |
| US5394932A (en) * | 1992-01-17 | 1995-03-07 | Howmet Corporation | Multiple part cores for investment casting |
| MXPA02000015A (es) * | 1999-07-02 | 2002-07-02 | Int Engine Intellectual Prop | Metodo y aparato para moldeo. |
| ITBS20020088A1 (it) * | 2002-10-04 | 2004-04-05 | Meccanica Bassi Spa | Procedimento di fusione, in particolare per testa cilindri di motori |
| WO2006045353A1 (en) * | 2004-10-19 | 2006-05-04 | Alluminio Dongo S.P.A. | Pattern for obtaining a casting by the lost foam casting technique and method for manufacturing such pattern |
| DE102007023060A1 (de) * | 2007-05-16 | 2008-11-20 | Daimler Ag | Verfahren zur Herstellung eines Zylinderkurbelgehäuses |
| RU2381863C2 (ru) * | 2008-03-06 | 2010-02-20 | Открытое акционерное общество "Заволжский моторный завод" | Литейный стержень рубашки охлаждения головки цилиндров дизельного двигателя с жидкостным охлаждением |
| DE102010041876A1 (de) * | 2010-10-01 | 2012-04-05 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren zur Fertigung eines Gussteils mit zumindest einem Fluid führenden Kanal |
| DE102017106775A1 (de) | 2017-03-29 | 2018-10-04 | Nemak, S.A.B. De C.V. | Gießkern und Verfahren zu seiner Herstellung |
| DE102019007770A1 (de) * | 2019-11-08 | 2021-05-12 | Man Truck & Bus Se | Gussverfahren zum Herstellen eines Kraftfahrzeugbauteils |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3498360A (en) * | 1963-07-30 | 1970-03-03 | Full Mold Process Inc | Method of casting in a mold which is coated during casting |
| US3374827A (en) * | 1965-11-17 | 1968-03-26 | Gen Motors Corp | Method of using vaporizable core assembly spacers |
| US3496989A (en) * | 1967-06-07 | 1970-02-24 | Full Mold Process Inc | Method of making a foundry mold and casting |
| DE1922963A1 (de) * | 1969-05-06 | 1970-11-19 | Rheinstahl Eisenwerk Hilden Ag | Verfahren zum Herstellen von Giessereikernen aus synthetischem Sand |
| US3897816A (en) * | 1970-09-07 | 1975-08-05 | Toyoda Automatic Loom Works | Foundry pattern assembly |
-
1976
- 1976-10-19 US US05/733,958 patent/US4093018A/en not_active Expired - Lifetime
-
1977
- 1977-10-04 CA CA288,083A patent/CA1085136A/en not_active Expired
- 1977-10-13 MX MX170928A patent/MX149059A/es unknown
- 1977-10-14 DE DE2746233A patent/DE2746233C2/de not_active Expired
- 1977-10-19 GB GB43603/77A patent/GB1534488A/en not_active Expired
- 1977-10-19 IT IT51469/77A patent/IT1090528B/it active
- 1977-10-19 FR FR7731440A patent/FR2368323A1/fr active Granted
-
1978
- 1978-08-11 ES ES472525A patent/ES472525A1/es not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4118403A1 (de) * | 1991-06-05 | 1992-12-10 | Kloeckner Humboldt Deutz Ag | Gehaeuse |
| DE4118403C2 (de) * | 1991-06-05 | 1999-09-23 | Deutz Ag | Gehäuse |
| DE10019310C1 (de) * | 2000-04-19 | 2001-10-25 | Vaw Mandl & Berger Gmbh Linz | Gießform, umfassend Außenformteile und darin eingelegte Formstoffkerne |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2368323B1 (OSRAM) | 1980-08-08 |
| FR2368323A1 (fr) | 1978-05-19 |
| US4093018A (en) | 1978-06-06 |
| GB1534488A (en) | 1978-12-06 |
| CA1085136A (en) | 1980-09-09 |
| DE2746233A1 (de) | 1978-04-20 |
| MX149059A (es) | 1983-08-16 |
| IT1090528B (it) | 1985-06-26 |
| ES472525A1 (es) | 1979-05-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OAP | Request for examination filed | ||
| OD | Request for examination | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |