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RU2002128179A - CASTING ROD FOR CASTING ON CASTED MODELS (OPTIONS), ASSEMBLY, CASTING ROD-SHELL CASING, CASTING MOLD AND CASTING RECEIVED USING THIS ROD - Google Patents

CASTING ROD FOR CASTING ON CASTED MODELS (OPTIONS), ASSEMBLY, CASTING ROD-SHELL CASING, CASTING MOLD AND CASTING RECEIVED USING THIS ROD

Info

Publication number
RU2002128179A
RU2002128179A RU2002128179/02A RU2002128179A RU2002128179A RU 2002128179 A RU2002128179 A RU 2002128179A RU 2002128179/02 A RU2002128179/02 A RU 2002128179/02A RU 2002128179 A RU2002128179 A RU 2002128179A RU 2002128179 A RU2002128179 A RU 2002128179A
Authority
RU
Russia
Prior art keywords
casting
component
refractory metal
composite
casting core
Prior art date
Application number
RU2002128179/02A
Other languages
Russian (ru)
Other versions
RU2240203C2 (en
Inventor
Дилип М. ШАХ
Джеймс Томпсон БИЛЗ
Джон Джозеф Юниор МАРСИН
Стефен Дуглас МЮРРЕЙ
Original Assignee
Юнайтед Текнолоджиз Корпорейшн
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US10/001,780 external-priority patent/US6637500B2/en
Application filed by Юнайтед Текнолоджиз Корпорейшн filed Critical Юнайтед Текнолоджиз Корпорейшн
Publication of RU2002128179A publication Critical patent/RU2002128179A/en
Application granted granted Critical
Publication of RU2240203C2 publication Critical patent/RU2240203C2/en

Links

Claims (15)

1. Составной литейный стержень, используемый в процессе литья по выплавляемым моделям для формирования внутреннего полого элемента в отливке, получаемой с применением выплавляемой модели, содержащий а) керамический компонент (120) и б) компонент (200) из тугоплавкого металла, присоединенный к указанному керамическому компоненту.1. A composite casting core used in the investment casting process to form an internal hollow element in a casting obtained using a lost wax model, comprising a) a ceramic component (120) and b) a component (200) of a refractory metal attached to the specified ceramic component. 2. Составной литейный стержень по п.1, отличающийся тем, что указанный керамический компонент (120) выполнен из керамического оксида.2. A composite casting core according to claim 1, characterized in that said ceramic component (120) is made of ceramic oxide. 3. Составной литейный стержень по п.1, отличающийся тем, что указанный компонент (200) из тугоплавкого металла покрыт по меньшей мере одним защитным слоем, устойчивым к окислению.3. A composite casting core according to claim 1, characterized in that said component (200) of a refractory metal is coated with at least one oxidation-resistant protective layer. 4. Составной литейный стержень по п.1, отличающийся тем, что указанный компонент из тугоплавкого металла содержит по меньшей мере одну проволоку.4. The composite casting core according to claim 1, characterized in that said component of refractory metal contains at least one wire. 5. Составной литейный стержень по п.1, отличающийся тем, что указанный компонент из тугоплавкого металла содержит по меньшей мере одну полосу (204).5. A composite casting core according to claim 1, characterized in that said component of refractory metal contains at least one strip (204). 6. Составной литейный стержень по п.1, отличающийся тем, что указанный компонент (200) из тугоплавкого металла введен в указанный керамический компонент (120).6. A composite casting core according to claim 1, characterized in that said component (200) of a refractory metal is introduced into said ceramic component (120). 7. Составной литейный стержень по п.1, отличающийся тем, что указанный компонент (200) из тугоплавкого металла присоединен к поверхности керамического компонента (120).7. A composite casting core according to claim 1, characterized in that said component (200) of refractory metal is attached to the surface of the ceramic component (120). 8. Составной литейный стержень по п.7, отличающийся тем, что указанное присоединение представляет собой механическое соединение.8. The composite foundry core according to claim 7, characterized in that said connection is a mechanical connection. 9. Составной литейный стержень по п.7, отличающийся тем, что указанное присоединение представляет собой химическую связь.9. The composite foundry core according to claim 7, characterized in that said accession is a chemical bond. 10. Литейная форма, снабженная литейным стержнем, используемая в литье по выплавляемым моделям отливок, имеющих внутренние полости, которая содержит составной литейный стержень, включающий в себя керамический компонент (120) и компонент (200) из тугоплавкого металла, присоединенный к указанному керамическому компоненту, причем внешний контур составного литейного стержня соответствует, по существу, требуемому контуру внутренней полости отливки в сочетании с литниковыми и питающими компонентами, керамическую оболочковую форму, окружающую указанный литейный стержень и отделяемую от указанного литейного стержня для образования полости, и средства, предусмотренные в указанной оболочковой форме для заполнения указанной полости расплавленным металлом.10. A mold equipped with a casting core used in investment casting of castings having internal cavities, which comprises a composite casting core including a ceramic component (120) and a component (200) of a refractory metal attached to the specified ceramic component, moreover, the external contour of the composite casting core corresponds, in essence, to the desired contour of the internal cavity of the casting, in combination with the gate and feed components, a ceramic shell form surrounding azanny foundry core and detachable from said rod to form a casting cavity, and means provided in said shell mold for filling said cavity with molten metal. 11. Отливка, содержащая тело отливки из супер-сплава, внутри которого зафиксирован составной литейный стержень, который содержит керамический компонент и компонент из тугоплавкого металла, присоединенный к указанному керамическому компоненту, причем внешний контур комбинации керамического компонента и компонента из тугоплавкого металла соответствует, по существу, требуемому контуру внутренней полости отливки в сочетании с литниковыми и питающими компонентами.11. A casting comprising a super-alloy casting body, within which a composite casting rod is fixed, which contains a ceramic component and a refractory metal component attached to said ceramic component, wherein the outer contour of the combination of the ceramic component and the refractory metal component corresponds essentially , the desired contour of the internal cavity of the casting in combination with the gate and feed components. 12. Составной литейный стержень для применения при литье по выплавляемым моделям изделий из супер-сплавов, содержащий по меньшей мере один керамический компонент (120) и по меньшей мере один компонент (200) из тугоплавкого металла, причем указанный литейный стержень имеет по меньшей мере один элемент размером менее примерно 0,4 мм.12. A composite casting core for use in investment casting of super alloy products, comprising at least one ceramic component (120) and at least one refractory metal component (200), said casting core having at least one an element measuring less than about 0.4 mm. 13. Отлитое из супер-сплава изделие, имеющее внутреннюю полость размером менее примерно 0,3 мм, причем указанное изделие изготовлено способом литья по выплавляемым моделям, заявленным в любом из пп.1-9 или 11.13. A cast from a super-alloy product having an internal cavity of less than about 0.3 mm in size, said product being manufactured by a lost-wax casting method as claimed in any one of claims 1 to 9 or 11. 14. Литейный стержень для получения отливки из супер-сплава с применением выплавляемой модели, включающий в себя компонент из тугоплавкого металла, формирующий выходную кромку (128) указанного литейного стержня.14. A casting core for producing a super alloy casting using a lost-wax model, including a component from a refractory metal forming an exit edge (128) of said casting core. 15. Сборка из литейного стержня и оболочковой формы для изготовления методом литья по выплавляемым моделям отливки из супер-сплава, содержащая, по меньшей мере, один компонент (230) из тугоплавкого металла, присоединенный к указанному литейному стержню (232) и указанной оболочке (234).15. An assembly of a casting core and a shell mold for use in investment casting of a super alloy casting containing at least one component (230) of refractory metal attached to said casting core (232) and said shell (234 )
RU2002128179/02A 2001-10-24 2002-10-23 Casting core for investment pattern casting (variants), casting core - shell mold assembly, casting mold and casting produced with use of such core RU2240203C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/001,780 2001-10-24
US10/001,780 US6637500B2 (en) 2001-10-24 2001-10-24 Cores for use in precision investment casting

Publications (2)

Publication Number Publication Date
RU2002128179A true RU2002128179A (en) 2004-04-27
RU2240203C2 RU2240203C2 (en) 2004-11-20

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US (2) US6637500B2 (en)
EP (2) EP1306147B1 (en)
JP (2) JP4137593B2 (en)
KR (1) KR100558799B1 (en)
CN (1) CN1200785C (en)
AT (1) ATE383918T1 (en)
CA (1) CA2408815C (en)
DE (2) DE60239112D1 (en)
MX (1) MXPA02010501A (en)
RU (1) RU2240203C2 (en)
SG (1) SG111971A1 (en)

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