CA1083775A - Method of making a mold - Google Patents
Method of making a moldInfo
- Publication number
- CA1083775A CA1083775A CA276,885A CA276885A CA1083775A CA 1083775 A CA1083775 A CA 1083775A CA 276885 A CA276885 A CA 276885A CA 1083775 A CA1083775 A CA 1083775A
- Authority
- CA
- Canada
- Prior art keywords
- airfoil
- pattern
- pattern segments
- circular
- segments
- 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
- 238000004519 manufacturing process Methods 0.000 title claims description 18
- 239000000463 material Substances 0.000 claims abstract description 191
- 239000000919 ceramic Substances 0.000 claims abstract description 183
- 239000011248 coating agent Substances 0.000 claims abstract description 53
- 238000000576 coating method Methods 0.000 claims abstract description 53
- 239000007788 liquid Substances 0.000 claims abstract description 51
- 238000000034 method Methods 0.000 claims abstract description 42
- 229910052751 metal Inorganic materials 0.000 claims description 44
- 239000002184 metal Substances 0.000 claims description 44
- 238000007598 dipping method Methods 0.000 claims description 27
- 238000001035 drying Methods 0.000 claims description 19
- 239000011888 foil Substances 0.000 claims description 8
- 229920000136 polysorbate Polymers 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 230000000875 corresponding effect Effects 0.000 claims 11
- 230000000979 retarding effect Effects 0.000 claims 4
- 238000002844 melting Methods 0.000 claims 1
- 230000008018 melting Effects 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000005524 ceramic coating Methods 0.000 abstract description 9
- 239000000047 product Substances 0.000 abstract 4
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 239000004568 cement Substances 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000003252 repetitive effect Effects 0.000 description 2
- 241001527806 Iti Species 0.000 description 1
- 241000985284 Leuciscus idus Species 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 1
- 229920000615 alginic acid Polymers 0.000 description 1
- 235000010443 alginic acid Nutrition 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000008119 colloidal silica Substances 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- 229910052845 zircon Inorganic materials 0.000 description 1
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Casting Devices For Molds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US688,525 | 1976-05-21 | ||
| US05/688,525 US4315537A (en) | 1976-05-21 | 1976-05-21 | Method of making a mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1083775A true CA1083775A (en) | 1980-08-19 |
Family
ID=24764771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA276,885A Expired CA1083775A (en) | 1976-05-21 | 1977-04-25 | Method of making a mold |
Country Status (11)
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2510923B1 (fr) * | 1981-08-07 | 1986-07-04 | Metalimphy | Procede de confection d'un element de moule a carapace ceramique et element de moule obtenu |
| JPS60101292A (ja) * | 1983-11-05 | 1985-06-05 | Toyoda Autom Loom Works Ltd | 圧縮機におけるオイル分離機構 |
| US4874031A (en) * | 1985-04-01 | 1989-10-17 | Janney David F | Cantilevered integral airfoil method |
| JPS63500785A (ja) * | 1986-01-28 | 1988-03-24 | ティ−ア−ルダブリュ−・インコ−ポレ−テッド | 物品鋳造方法並びに装置 |
| US4673021A (en) * | 1986-01-28 | 1987-06-16 | Trw Inc. | Method and apparatus for casting articles |
| JPH0354391A (ja) * | 1989-07-20 | 1991-03-08 | Tokico Ltd | 油冷式圧縮機 |
| US6003754A (en) * | 1997-10-21 | 1999-12-21 | Allison Advanced Development Co. | Airfoil for a gas turbine engine and method of manufacture |
| US10005125B2 (en) * | 2012-12-14 | 2018-06-26 | United Technologies Corporation | Hybrid turbine blade for improved engine performance or architecture |
| US9498819B2 (en) | 2013-03-14 | 2016-11-22 | Hitchiner Manufacturing Co., Inc. | Refractory mold and method of making |
| US9486852B2 (en) | 2013-03-14 | 2016-11-08 | Hitchiner Manufacturing Co., Inc. | Radial pattern assembly |
| CN103418754B (zh) * | 2013-08-30 | 2015-12-02 | 中国南方航空工业(集团)有限公司 | 一种用于铸造航空发动机机匣部件的铸型的制造方法 |
| USD731323S1 (en) | 2014-08-15 | 2015-06-09 | Sugarfina, LLC | Packaging |
| CN104690229B (zh) * | 2015-02-05 | 2017-04-05 | 潍坊一立精密铸造有限公司 | 一种涡喷发动机尾喷铸造技术 |
| USD845788S1 (en) | 2017-06-30 | 2019-04-16 | Sugarfina Inc. | Packaging |
| USD845787S1 (en) | 2017-06-30 | 2019-04-16 | Sugarfina Inc. | Packaging |
| USD823134S1 (en) | 2017-06-30 | 2018-07-17 | Sugarfina, Inc. | Packaging |
| USD844454S1 (en) | 2017-06-30 | 2019-04-02 | Sugarfina Inc. | Packaging |
| JP1623581S (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 2017-06-30 | 2019-02-04 | ||
| USD829569S1 (en) | 2017-09-18 | 2018-10-02 | Sugarfina, Inc. | Packaging |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2871528A (en) * | 1954-09-01 | 1959-02-03 | Kolcast Ind Inc | Method of and apparatus for forming frangible casting molds |
| US3669177A (en) * | 1969-09-08 | 1972-06-13 | Howmet Corp | Shell manufacturing method for precision casting |
| CA952284A (en) * | 1970-12-08 | 1974-08-06 | United Aircraft Of Canada Limited | Vane rings casting method |
| US3848654A (en) * | 1972-02-10 | 1974-11-19 | Howmet Corp | Precision casting with variable angled vanes |
-
1976
- 1976-05-21 US US05/688,525 patent/US4315537A/en not_active Expired - Lifetime
-
1977
- 1977-04-25 CA CA276,885A patent/CA1083775A/en not_active Expired
- 1977-04-26 GB GB17372/77A patent/GB1574034A/en not_active Expired
- 1977-04-28 IL IL51964A patent/IL51964A/xx unknown
- 1977-05-13 DE DE2721700A patent/DE2721700C2/de not_active Expired
- 1977-05-16 BE BE177648A patent/BE854719R/xx not_active IP Right Cessation
- 1977-05-17 SE SE7705814A patent/SE432727B/xx not_active IP Right Cessation
- 1977-05-19 IT IT23751/77A patent/IT1082060B/it active
- 1977-05-20 FR FR7715606A patent/FR2351734A2/fr active Granted
- 1977-05-20 CH CH622777A patent/CH625981A5/de not_active IP Right Cessation
- 1977-05-21 JP JP5928777A patent/JPS52142621A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2721700C2 (de) | 1983-12-08 |
| FR2351734B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-12-17 |
| IL51964A0 (en) | 1977-06-30 |
| DE2721700A1 (de) | 1977-11-24 |
| IT1082060B (it) | 1985-05-21 |
| JPS52142621A (en) | 1977-11-28 |
| IL51964A (en) | 1981-07-31 |
| SE432727B (sv) | 1984-04-16 |
| FR2351734A2 (fr) | 1977-12-16 |
| CH625981A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1981-10-30 |
| JPS5530947B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-08-14 |
| GB1574034A (en) | 1980-09-03 |
| US4315537A (en) | 1982-02-16 |
| SE7705814L (sv) | 1977-11-22 |
| BE854719R (fr) | 1977-09-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |