IMPROVEMENT OF EQUIPMENT FOR EFFECTIVE HARDENING SAND MIXTURE BY VACUUM MOLDING
Abstract
The review deals with the design flask tooling and patterns for effective hardening sand mixture in the vacuum molding (V-Process), and molding on a one-off patterns (Lost Foam Casting). Sealing and evacuating sand mixture – two major factors influence the strength of the casting mold and casting quality, management practices which will enable to improve the casting process.
About the Author
V. S. DoroshenkoUkraine
References
1. Shinskij O. I. Snizhenie metalloemkosti litejnoj produkcii – osnova razvitija otrasli [Reduction of metal casting products – the basis of development of the industry]. Oborudovanie i instrument dlja professionalov = Equipment and tools for professionals. 2011, no. 1, pp. 78–79.
2. Ivanov V. V. Teoreticheskie i tehnologicheskie osnovy izgotovlenija kachestvennyh otlivok v vakuumno-plenochnyh formah. Diss. dokt. techn. nauk. [Theoretical and technological bases of manufacture of high-quality castings in a vacuum-film forms. Dr. techn. sci diss]. Komsomol’sk-na-Amure, 2006, 40 p.
3. Doroshenko V. S., Shejko N. I. Novye konstrukcii opochnoj osnastki dlja vakuumno-plenochnoj formovki [New designs flask equipment for vacuum-film forming]. Moscow, 1990, Vyp. 5, pp. 1–11.
4. Doroshenko V. S., Berdyev K. H. Sovremennye tendencii konstruirovanija opochnoj osnastki dlja LGM [Modern trends in the construction of tooling for LGM flask]. Metall i lit’e Ukrainy Metal and casting of Ukraine, 2011, no. 4, pp. 24 –29.
5. Doroshenko V. S., Barskij V. T., Martynov I. A. Opoka dlja vakuumno-plenochnoj formovki [Flask for vacuum-film forming]. A. s. 1423263 SSSR, no. 34, 1988.
6. Doroshenko V. S., Barskij V. T., Martynov I. A. Opoka dlja vakuumno-plenochnoj formovki [Flask for vacuum-film forming]. A. s. 1423264 SSSR, no. 34, 1988.
7. Shinskij O. I., Doroshenko V. S. Sposob formovanija [The molding process]. Patent Ukrainy, no. 82837, 2013.
8. Lit’e po gazificiruemym modeljam [Lost foam casting]. Moscow, Mashinostroenie Publ., 1976, pp. 140–141.
9. Shuljak V. S. O sostojanii i razvitii proizvodstva otlivok lit’jom po gazificiruemym modeljam v Rossii [On the status and development of the production of castings casting on gasified models in Russia]. Trudy 1 Mezhdunarodnoj nauchno-prakticheskoj konferencii «Lit’jo po gazificiruemym modeljam» = 1 Proceedings of the International scientific and practical conference «lost-foam casting». 2007, 58 p.
10. Aksenov P. N. Oborudovanie litejnyh cehov [Foundry]. Moscow, Mashinostroenie Publ., 1977, 42 p.
11. Shinskij O. I., Doroshenko V. S. Sposob lit’ja metalla po odnorazovym modeljam v peschanuju formu pod dejstviem perepada davlenija [Metal casting process according disposable models sand mold under pressure drop]. Patent Ukrainy, no. 93723, 2013.
Review
For citations:
Doroshenko V.S. IMPROVEMENT OF EQUIPMENT FOR EFFECTIVE HARDENING SAND MIXTURE BY VACUUM MOLDING. Litiyo i Metallurgiya (FOUNDRY PRODUCTION AND METALLURGY). 2016;(3):38-44. (In Russ.)