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RU2016142571A - Method for surface alloying of castings from metal alloys to a given depth - Google Patents

Method for surface alloying of castings from metal alloys to a given depth Download PDF

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Publication number
RU2016142571A
RU2016142571A RU2016142571A RU2016142571A RU2016142571A RU 2016142571 A RU2016142571 A RU 2016142571A RU 2016142571 A RU2016142571 A RU 2016142571A RU 2016142571 A RU2016142571 A RU 2016142571A RU 2016142571 A RU2016142571 A RU 2016142571A
Authority
RU
Russia
Prior art keywords
alloying
metal alloys
castings
given depth
models
Prior art date
Application number
RU2016142571A
Other languages
Russian (ru)
Other versions
RU2660446C2 (en
RU2016142571A3 (en
Inventor
Павел Георгиевич Овчаренко
Андрей Юрьевич Лещев
Константин Эдуардович Чекмышев
Original Assignee
Федеральное государственное бюджетное учреждение науки Институт механики Уральского отделения Российской академии наук
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.)
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Application filed by Федеральное государственное бюджетное учреждение науки Институт механики Уральского отделения Российской академии наук filed Critical Федеральное государственное бюджетное учреждение науки Институт механики Уральского отделения Российской академии наук
Priority to RU2016142571A priority Critical patent/RU2660446C2/en
Publication of RU2016142571A publication Critical patent/RU2016142571A/en
Publication of RU2016142571A3 publication Critical patent/RU2016142571A3/ru
Application granted granted Critical
Publication of RU2660446C2 publication Critical patent/RU2660446C2/en

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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
    • B22D27/18—Measures for using chemical processes for influencing the surface composition of castings, e.g. for increasing resistance to acid attack

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Powder Metallurgy (AREA)

Claims (4)

1. Способ поверхностного легирования отливок из металлических сплавов на заданную глубину, включающий изготовление моделей из пенополистирола, нанесение на поверхность моделей или введение в технологические углубления, предварительно изготовленные в поверхности модели, легирующих составов, отличающийся тем, что в легирующие составы дополнительно добавляют пенополистирол (материал моделей) в виде измельченного до требуемой фракции материала и/или предварительно вспененных гранул, в количестве от 0,1 до 40% от массы сухого порошкообразного легирующего состава.1. The method of surface alloying of castings of metal alloys to a given depth, including the production of models of expanded polystyrene, drawing on the surface of models or introducing into the technological recesses previously made on the surface of the model, alloying compositions, characterized in that expanded polystyrene is additionally added to the alloying compositions (material models) in the form of crushed to the desired fraction of the material and / or pre-foamed granules, in an amount of from 0.1 to 40% by weight of dry powder of the alloying composition. 2. Способ по п. 1, отличающийся тем, что на поверхность легирующих составов, введенных в технологические углубления модели, устанавливают подложку.2. The method according to p. 1, characterized in that on the surface of the alloying compositions introduced into the technological recesses of the model, establish a substrate. 3. Способ по п. 2, отличающийся тем, что подложка выполнена из металлических материалов.3. The method according to p. 2, characterized in that the substrate is made of metal materials. 4. Способ по п. 3, отличающийся тем, что подложка выполнена из инертного по отношению к металлическим сплавам материала.4. The method according to p. 3, characterized in that the substrate is made of a material inert with respect to metal alloys.
RU2016142571A 2016-10-28 2016-10-28 Method for surface alloying of castings from metallic alloys to set depths RU2660446C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2016142571A RU2660446C2 (en) 2016-10-28 2016-10-28 Method for surface alloying of castings from metallic alloys to set depths

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2016142571A RU2660446C2 (en) 2016-10-28 2016-10-28 Method for surface alloying of castings from metallic alloys to set depths

Publications (3)

Publication Number Publication Date
RU2016142571A true RU2016142571A (en) 2018-04-28
RU2016142571A3 RU2016142571A3 (en) 2018-04-28
RU2660446C2 RU2660446C2 (en) 2018-07-06

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2016142571A RU2660446C2 (en) 2016-10-28 2016-10-28 Method for surface alloying of castings from metallic alloys to set depths

Country Status (1)

Country Link
RU (1) RU2660446C2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2745221C1 (en) * 2020-05-18 2021-03-22 федеральное государственное автономное образовательное учреждение высшего образования "Южно-Уральский государственный университет (национальный исследовательский университет)" Method of manufacturing models from expanded polysterene for obtaining composite castings by casting according to gasified models

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU904872A1 (en) * 1980-02-06 1982-02-15 Институт проблем литья АН УССР Method for producing polysterene patterns
RU2391177C2 (en) * 2008-01-24 2010-06-10 Федеральное государственное образовательное учреждение высшего профессионального образования "Государственный технологический университет "Московский институт стали и сплавов" Method of cast surface modification
RU2455103C2 (en) * 2010-04-06 2012-07-10 Павел Георгиевич Овчаренко Method of producing casts with preset properties of required surface sections to preset depth in consumable pattern casting, particularly, drilling and cutting tools
RU2475331C2 (en) * 2011-03-15 2013-02-20 Открытое акционерное общество "Научно-производственное объединение "Ижмаш" Method of alloying metal surfaces

Also Published As

Publication number Publication date
RU2660446C2 (en) 2018-07-06
RU2016142571A3 (en) 2018-04-28

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