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STRUCTURAL MATERIALS, METAL SCIENCE

Kollerov M. Yu., Serov M. M., Shlyapin S. D., Runova Yu. E. — Availability investigation of porous material from titanium fibres

Structure and mechanical characteristic investigation results of a porous material from the fibres obtained by the method of a solution hanging drop extraction, diffusion-welded as planar samples and subjected to thermohydrogenous treatment are covered. It is established that metastable martensitic structure of the basic fibres with high crystalline defect concentration favours process development of phase and structure transformations at diffusion welding, ensuring physical contact formation between the fibres.
Key words: porous material, titanium, structure, defect

BLANK PRODUCTION

Vlasov A. F. — Crankshaft electroslag casting from steel 34ХН1М for a gas motor compressor MK-8 using conducting flux

Experimental methodes revealed that the developedway of fabrication of workpieces the crankshaft gas motorcompressors MK-8 from steel 34ХН1M with using a solid start and exothermic fluxes, significantly reduces labor input of its manufacturing. The microstructure of the metal of cervical, cheeks and metal the fusion zone is sorbitoobrazny perlite. 34ХН1M non-heat treated steel in the state is prone to the formation of hairline flakes. Thermal treatment provides the required mechanical properties and no flakes in cast metal from steei electroslag 34ХН1M.
Key words: exothermic flux, electroslag smelt, solid start, quality metal, crank shaft, thermal treatment

TECHNOLOGIES AND EQUIPMENT FOR MACHINING, PHYSICOTECHNICAL PROCESSING, NON-CUTTING SHAPING

Panin P. V., Petrov A. P., Yeremeyev V. V., Zlydnev M. I., Tsvetkov A. V. — Influence of die forming process-dependent parameters on structure formation in steel components of armored protection 

Crystallographic texture and macrostress analyses have been held both on sheet semi-finished and complete products of high-strength medium-alloyed steel 42ХСНМА after different modes of die forming and subsequent heat treatment. Also several ways of optimization have been formulated with the improvement of a commercial armour components production technology being in focus.
Key words: high-strength steel, armour protection elements, die forming technology, phase composition, microstructure, crystallographic texture, macrostress

Vinogradov A. N., Lipatov S. I., Margolit R. B. — Accuracy of arc-gear cutting

A technique of arc-gear cutting by multiblade heads of NC-controlled shopfloor providing high accuracy of machining is offered.
Key words: gear cutting, NC machine, processing accuracy

Vozzhinsky A. V., Kovalev A. Ye., Kurochkina V. A., Myagkikh A. S., Pervov V. B., Yakovlev S. F. — Method and algorithm of complex calculation of CNC die sinking EDM machine precision

Some aspects of creating a domestic EDM die-sinking machine designed in Moscow State Univercity of Technology "Stankin" are considered. Method and algorithm of complex calculation of the machine precision are developed. Practical realization of the method application is construction optimization of the machine reference members.
Key words: EDM die-sinking machine, precision, method, deformation

TOOLING PRODUCTION

Dmitriyev B. M. — Machine feature to ensure quality of the manufactured hardware

Quality rating investigation results of machine-tool load-carrying system are covered. Usually in order to describe machine-tool accuracy such measure as geometric relationship is used. A characteristic allowing qualitative estimation of machine-tool property to produce accepted parts taking into consideration both accuracy and machine output is offered.
Key words: machine, load-carrying system, quality, productivity

MACHINING-AND-ASSEMBLY PRODUCTION

Torpachev A. V. — Leading-edge technology of space facilities preparation in an engineering system

In this article the results of the promising computerization technology development for optimization of link-up operations on aerospace complex are presented.
Key words: link-up operations, space techniques, technical complex

SPECIAL TECHNOLOGIES

Lozovan A. A., Betsofen S. Ya., Lenkovets A. S., Morgunov S. V. — Investigating composition and structure of shell constructions from laminated metal composites with protective coating

Composition and structure research results of thin-walled shell constructions from laminated metal composites with protective coating obtained by different methods of coating are presented. It is shown that small-sized thin-walled shell structures form metal composites may be formed by vacuum-arc sputtering.
Key words: laminated metal composites, coating, shell constructions, microstructure

Mokritsky B. Ya., Vysotsky V. V. — Influence of radiative irradiation on the tooling material behaviour

Results of radiative irradiation effect on the physical and mechanical properties and service performance of tooling materials are considered. It is shown that applying radiation it is possible to obtain microhardness gradient of the tool material showing maximum microhardness in the surface layers. This raises working capacity of tool.
Key words: material structure, microhardness changing, metal-cutting tool deterioration

TESTING AND DIAGNOSTICS METHODS IN ENGINEERING INDUSTRY

Petrov A. P., Belotserkovets V. V., Tararyshkin V. I., Yeremeev N. V. — Manufacturing aspects of producing radiopaque contrast aluminium-based tape

Manufacturing capability and research results of obtaining sample-material to control quality of aluminium sheet spot and seam welding with high enabling characteristic are considered.
Key words: casting, rolling, deformation, tape, structure

PROCESSES AND PRODUCTION AUTOMATION AND CONTROL, CAD SYSTEMS

Vermel V. D., Zarubin S. G., Nikolayev P. M., Ilyukhin Yu. V., Podurayev Yu. V., Polivanov A. Yu., Stebulyanin M. M., Shatunov K. V., Yakovlev S. F. — Robotic technological center for precision plasma arc cutting, plasmic surface hardening and deposition of protective coating 

Structure, facilities, range of application and test data of the robotic technological centre for precision plasma arc cutting, plasma surface hardening and deposition of protective coating designed in TsAGI and MSUT "STANKIN" are covered.
Key words: robotic centre, plasma arc cutting, protective coating, plasma hardening

MATHEMATICAL MODELLING, CALCULUS OF APPROXIMATIONS AND SOFTWARE SYSTEMS

Galkin V. I., Paltiyevich A. R., Preobrazhensky Ye. V., Veingerova Ye. D. — Creation of an aluminium alloys’ structure and properties forecasting system

Stages of creating numerical modelling engine allowing forecasting material structure and properties which are formed during metal deformation process are considered. Basic performance capabilities and application prospect of the system are shown. Results of the tests using aluminium alloy AМг6 which corroborated close fit of expected data and values of solidity, strength and grain size are covered.
Key words: aluminium alloys, structure, properties, forecasting, САЕ-system

STANDARDIZATION AND PRODUCT QUALITY CONTROL

Zmiyevskiy V. I. — Assessment of quality management systems (QMS) of forge-pressure and forming productions

The analysis of existing requirements is provided to procedures of quality management systems certification of forge-pressure and forming productions and offers on check of their performance by quality management systems certification bodies in their activity are given.
Key words: forge, pressure and forming processes, quality, compliance assessment

ECONOMICS AND PRODUCTION ORGANIZATION

Fedorov V. K., Koltsov Ye. V., Belyayeva A. V. — Innovative potential consolidation problems of human resources at the enterprises of the defence industrial system

Means of increasing potential of production resource to ensure innovative development of an enterprise are considered.
Key words: human resources, innovative potential, investment

FOREIGN EXPERIENCE

Potapova G. S. — Review of the foreign journals

INFORMATION

Galkin V. I. — Anniversary celebrations of the departments at the faculty of Aerospace Technology of "MATI" — Russian State University of Aviation Technology

Psakhie S. G., Sarayev Yu. N., Lebedev M. P., Sleptsov O. I., Golikov N. I., Kapitonova T. A. — International scientific and technical workshop "Means and ways to increase operate reliability of large-size high-duty metal constructions when in operation under difficult climatic conditions of Extreme North and the Arctic"

Ivanov A. N. — The 8th International specialized exhibition "Photonics. World of Lasers and Optics'2013"

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