---

STRUCTURAL MATERIALS, METAL SCIENCE

Pervoukhin L. B., Pervoukhina O. L., Rihter D. V. — Development of the bimetal technology and production by explosion welding in Russia

Large-dimension bimetal manufacturing technique theory by explosion welding is covered. It is shown that explosion welding is characterized by the following bonding sequence between the atoms of the connectable surfaces: contact surface activation; physical contact formation; volumetric interaction.
Key words: bimetal, explosion welding, cladding

BLANK PRODUCTION

Bobryshev B. L., Zemlyanoy G. Ya., Mukhametov A. A.-Kh., Koshelev O. V., Rogov M. A. — Gravity die casting practice advancement of the large-size magnesium alloy casting

Production of large-size shaped castings of 100 kg and more in mass from magnesium alloys is considered. A compound of cold-hardening mixture is suggested for gravity die casting with core rod. Cold-hardening mixture application has improved the cast product quality, reduced process duration.
Key words: casting practice, chill mold, magnesium alloys, mathematical planning, cold-hardening mixtures

TECHNOLOGIES AND MACHINES FOR WELDING PRODUCTION AND RELATED PROCESSES

Nazarov Yu. F., Ivanaysky A. V., Sviridenko D. S., Prokofyev A. V. — Abrasion nanotechnology of the machine components

Abrasive machining nanotechnology using aluminum oxide superdispersed abrading is considered. It is shown that surface assessment according to the electron work function value allows for obtaining a juvenile surface of high reflectance and surface roughness height up to 3—5 nanometers.
Key words: nanomechanical abrasive cutting, juvenile surface, reflectance

Schedrin A. V., Ulyanov V. V., Bekayev A. A. — Efficiency comprehensive analysis of the orifice combined broaching technique with grease lubricant back pressure

Integrated study results of the orifice combined broaching technique efficiency are covered; the broaching is carried out with back pressure by grease lubricant. The results considerably increase the infobase of engineering solutions for system perfecting of the existing combined processing methods and creation new in essence competitive ones.
Key words: methodology, orifice, combined broaching, grease lubricant

TOOLING PRODUCTION

Tarasov A. N., Panfilov V. A., Shevchenko P. R. — Bending tool from carbonitride titanium alloys

Manufacturing practicability of special purpose bending tool and accessories from ВТ1-0 and ВТ14 alloys carbonitrated in activated powder charcoal mixtures is shown. It is established that wear resistance of titanium carbonitrated matrix and of puncheons for blank part shaping, manufactured from low-carbon steels, is 52-60 HRC higher than that one of similar steels.
Key words: bending tool, carbonitrated titanium alloy, surface processing, hardness

MACHINING-AND-ASSEMBLY PRODUCTION

Rastoguyev G. A. — Mechanization of the assembly-welding operations at base welding under conditions of multiproduct manufacture

Auxiliary operations at block devices’ foundations manufacturing are considered. It is established that they are labour intensive and non-mechanized. A reset combined production system for the block devices’ foundations welding is offered.
Key words: base, longitudinal and transverse beam, reset facilities, assembly-welding operation

TECHNOLOGIES AND MACHINES FOR WELDING PRODUCTION AND RELATED PROCESSES

Pouzryakov A. F. — Study prospective area of coatings deposition gas-thermal technique

A plasma technology advanced application to deposit coatings of different functional purposes is covered. Improvement of the quality and stability of the deposited parts is connected with designing automation methods and facility, as well as with deposition process computing. Availability of new nanostructural coatings, grain size is less than 100 nanometres, is shown.
Key words: gas-thermal technique, coatings, modelling, microstructure

Yemelyanov S. G., Lukashev Ye. A., Oleynik A. V., Stavrovsky M. Ye., Frolov V. A., Pouzryakov A. F. — Multifunctional coating deposition processes complex to increase machine components' working capacity

A quality control system approach methodology of the engineering industry product operability assurance is developed applying surface engineering modern means, operating conditions diagnostics, component surface layer bearing capacity upgrading techniques and function restoration at product life stages.
Key words: prognostication, control, technology complex, multifunctional coatings, working capacity

Frolov V. A., Nikitina Ye. V. — Influence of the backing run on the properties of welded joints from aluminium-lithium alloys

Effect of the backing runs modes’ and added metal composition on the properties of the weld metal and heat-affected area is considered. It is shown that weld metal porosity in the welded up zones essentially depends on the welding mode, and strength and plasticity is higher at using Св-1557 wire as compared to the Св-АМг6 filler wire.
Key words: aluminium-lithium alloys, arc welding, backing run, plasticity

SPECIAL TECHNOLOGIES

Stavrovsky M. Ye., Oleynik A. V., Yemelyanov S. G. — Machine components' protective techniques from hydrogenous wear

It is shown that at developing coating deposition processes it is necessary to take into consideration redistribution parameters of the diffusion active hydrogen during production process and at the operation stage. Efficiency of the antifriction nonabrasive final polishing application in metal plating medium for material prevention of hydrogenous wear is established.
Key words: technology, machine components, hydrogenous wear, roughness

METROLOGY AND MEASUREMENT ASSURANCE

Zubarev Yu. M., Kosarevsky S. V. — Error propagation by Monte-Carlo method to analyse calculation uncertainty of correspondence to positional tolerance

A mathematical model determining measurable value dependence on the input value is considered. Monte-Carlo method is used to solve the problem, and the procedure is named “virtual coordinate measuring machine”. The examined method of compliance analysis to positional tolerances increases uncertainty of the measurement data not more than 30 per cents.
Key words: Monte-Carlo method, coordinate measuring machines, measuring job, positional tolerance

TESTING METHODS AND DIAGNOSTICS IN ENGINEERING INDUSTRY

Menshikov G. A. — On the problem of permissible defect standards in the 1201T aluminium joints, carried out by contact welding

Assessment of the revealed at roentgenography and metallography of the welds contrasting abnormality effect on the results of the resistance butt-seam welding of the 1201 alloy is carried out, and recommendations on the permissible defect standards are worked out.
Key words: resistance welding, aluminium alloys, roentgenogram, metallography, defect

INSTRUMENT-MAKING TECHNOLOGIES

Bazhanov A. V., Frolov V. A., Fiodorov S. A. — Local vacuum housing seal of equipment by the light rays soldering technique

Manufacturing features of aneroid chambers vacuum sealing by light-beam soldering are considered. Soldering modes and special-purpose machinery to conduct the process are given.
Key words: soldering, light beam, vacuum sealing, device case

POWER ENGINEERING

Frolov V. A., Kryukov M. A., Ryabenko B. V., Kourdyukov A. V. — Metallurgical and technological features of the turbine rotor blade deposit welding

Key specifications of the LAWS-500 plant for microplasmous welding are determined. Singlepass, double-pass and triple-pass facing by cobalt-based flux cored wires onto the turbine rotor blades are carried out, confirming basic section dimensions. Metallurgical study results of the stellite weld up macro- and microstructures are given.
Key words: turbine rotor blades, microplasmous welding, flux cored wire, metallurgical study

PROCESSES AND PRODUCTION AUTOMATION AND CONTROL, CAD SYSTEMS

Yanguirov I. F., Damirov V. M. — Linear acceleration honeycomb transducer

A new design of a linear acceleration transducer is suggested. The design features enhancement of sensitivity and of mutual transforming conductance due to magnetic field differentiation by implementation of a honeycomb transducer pole. Potential of higher metrological performance for the transducers of similar type by design is shown.
Key words: linear acceleration transducer, travelling magnetic field equations, conductivity, sensitivity, resultant signal

LABOUR PROTECTION IN ENGINEERING INDUSTRY

Bobryshev B. L., Kholoimova A. S. — Analysis of the atmosphere protection measures from unhealthy discharge at light alloy foundry

Measures preventing atmospheric pollution are considered. It is established that comprehensive approach to ecologization of the foundry processes is necessary to reduce emission at most.
Key words: measures, concentration of hazardous substance, foundry, atmosphere

ECONOMICS OF THE ENGINEERING INDUSTRY AND PRODUCTION ORGANIZATION

Golov R. S. — Innovative-synergetic paradigm of industrial development under conditions of innovative-information potential growth

Last decades in the industry and in research sphere there is the unique macrohistorical position rather approaching for integration and realization of qualitatively new paradigm of development of a national industrial complex in aggregate with the research organizations and creation on this base of model new innovatively-sinergetic of development of the industrial enterprises. The innovativesinergetic paradigm is a combination of some essential macroeconomic, technological and scientifically-applied factors of development of manufacture within the limits of society development.
Key words: innovative-synergetic paradigm, industrial manufacture, innovative information potential

FOREIGN EXPERIENCE

Potapova G. S. — Contents of the foreign journals

INFORMATION

Barannik Yu. A., Suslov An. A. — The 4th All Russia exhibition-fair "BytPromExpo/HouseholdlndustryExpo. Innovation techniques in household, housekeeping goods and equipment"

---

Адрес: 127015, Москва, а/я 65.
Тел.: +7 (495) 640-7903
e-mail: ic@ic-tm.ru

© 2008-2024, ООО “Издательский центр ”Технология машиностроения”
Создание и реклама сайтов - www.itsite.ru