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STRUCTURAL MATERIALS, METAL SCIENCE

Khorev A. I. — Basic foundation of heat treatment and welding of high-strength (α + β)-titanium alloys

Basic foundation of heat treatment and welding of titanium alloys are covered. Basic designing and components and assembly manufacturing data requirements are established. Guidance for carrying out check procedures aimed at establishing fracture source at early failure of parts and assembly are provided.
Key words: titanium alloys, heat treatment, welding, brazing

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

Shroubchenko I. V., Rybalko V. Yu. — Cutting conditions optimization of rolling surface treatment for manufacturing drums bearings

To optimize the surface treatment process of rolling bearings of drums in their operating mobile equipment is represented by a mathematical model allowing to determine the optimal values of process parameters using the method of linear programming.
Key words: drum technology, mobile equipment, mathematical model, cutting conditions, linear programming, optimized parameters, imposed restrictions

Dmitriyev B. M. — Major causes of form deviation formation of hardware machined surfaces

Process analysis data of form deviation formation of part machined surfaces is given. Components production practice shows that form deviation characteristic change both in size and form during the shift.
Key words: form deviation, quality, accuracy theory, geometric relationship

TOOLING PRODUCTION

Gribach A. Ye., Shumyacher V. M. — Mechanism of contact interaction between abrasive — couplant — surfaces of a superfinishing bar

It is established that higher production volume of machinery and equipment, improvement of their operating characteristics are connected with working the processes of final abrasive machining, i.e. honing, superfinishing, finish. Urgency for creating granular tool on base of mathematical justification is shown, as well as a possibility of utilization of fine-grained materials when a superfinishing bar is produced.
Key words: final abrasive machining, tool, granular bar

Smolnikov N. Ya., Skrebnev G. G. — Static and working end-clearance angles along teeth profiles of involute gear hobbing cutters with different cutting patterns

Issues of intraprocess changes of static end-clearance angles along teeth profiles of standard involute gear hobbing cutters and of the cutters with modified profile are considered. It is shown that the working end-clearance angle itself does not influence significantly on the wear of cutter teeth because its values are in the range of the least required for normal operation of the tool.
Key words: hobbing cutter, tooth profile, wear, end-clearance angle, cutting pattern

MACHINING-AND-ASSEMBLY PRODUCTION

Beskrovny A. Yu. — Effort calculation of exterior panelling edge removal at erection joints’ assembly

A force diagram model of exterior panelling erection joint assembling and combined equations for edge deformations analysis under effect of assembly and reactive forces are covered. Standard combinations of exterior panelling erection edges are considered within the frame transversal and longitudinal sets offered as joints of anisotropic panels. Assembly forces calculation algorithm is worked out.
Key words: force diagram, erection joint, deformation, edge

WELDING, RELATED PROCESSES AND TECHNOLOGY

Lazarson E. V. — Methods of weld-fabricated construction labour expenditures extended setting

Policy of large scale setting significantly simplifying job of rate setters is developed. The essence of the method is shown by an example of creating mathematical models of standard time for manufacturing standard building structures.
Key words: welded structures, labour-output ratio, policy of rate setting, calculation

Tsumarev Yu. A. — Examples of fixed joints obtaining by hybrid techniques

It is suggested to consider development of the fixed joints production techniques as an integrated interaction technology in the field of welding, soldering, gluing and mechanical joining in the aggregate with set-up operations.
Key words: fixedjoints, soldering, welding, gluing, mechanical joint

SPECIAL TECHNOLOGIES

Nguen Vang Hoan — Use of the turning inside out envelopes to seal hermetically moving parts of mechanisms

The problem of sealing the high pressure in the presence of moving parts in the work area of process equipment is solved by using eversible elastic shells. It allows to excluding pairs of sliding friction of equipment design and securely sealing the work area. There are scheme of the device, analysis of the forces and conditions of successful operation of the device.
Key words: elastic shell, sealing, friction, pressure

TESTING AND DIAGNOSTICS METHODS IN ENGINEERING INDUSTRY

Balabkin D. V., Yastrebov V. A., Tsomuk S. R. — Automated complexes for ultrasonic check of carriage axles

A procedure of automated ultrasonic check of carriage axles on the base of hand multichannel flaw detector UDS2-52 "ZOND-2" and a scanner with two converters to working frequencies of 2.5 and 5.0 MHz is developed.
Key words: ultrasonic check, automated complexes, railway engineering

PROCESSES AND PRODUCTION AUTOMATION AND CONTROL, CAD SYSTEMS

Mescheryakova V. B., Bykov P. A., Fedorov M. Yu. — Special features of part-programme creation for high-speed NC-controlled machining

Special features of solving task at the stages of automatic programming for high-speed NC-machining of parts are considered. Guidance for making a choice of a machine-tool, NC-system, cutting tool, tool inventory, and cutting conditions are given. To implement high-speed machining different programming strategies applied when creating process technology are offered, as well as examples of virtual machine setup to manufacture a part, computation and control.
Key words: NC-machine tool, high-speed machining, control programme, technological system

MATHEMATICAL MODELLING, CALCULUS OF APPROXIMATIONS AND SOFTWARE SYSTEMS

Chursin A. A., Okatyev N. A. — Mathematical model of formalization and actualization of prices for production manufactured by the rocket space industry

Ideas of pricing on the knowledge-intensive production are stated. Authors consider an investments optimization problem at the set industrial index on initial and final periods. As such indicator product cost is considered. For the solution of a task the mathematical model is constructed.
Key words: space-rocket industry, pricing, mathematical model, product cost

STANDARDIZATION AND PRODUCT QUALITY CONTROL

Zmiyevskiy V. I. — Estimation of quality management systems (QMS) of tooling backup of production

The analysis of existing requirements to procedures of tool ensuring production QMS audit is provided and offers of their performance checking by expert groups and certification bodies of quality management systems in their carried out activity are given.
Key words: tool production, quality, compliance assessment

PRODUCTION ORGANIZATION

Yunin I. Yu. — Business process automation at an engineering company

A data portal introduction into operation of company is to make the task of management simpler; it will promote correct strategic decision-making, help the officials to maintain the status of the company meeting top service and manufacturing requirements. Optimization of the operation will favour further increase of profitability and operating efficiency.
Key words: automation, engineering company, data portal, profitability

FOREIGN EXPERIENCE

Potapova G. S. — Review of the foreign journals

INFORMATION

Ivanov A. N. — The 17th International specialized exhibition for paints and coatings — Interlakokraska’2013

Ivanova N. L. — The 15th International scientific-practical conference "The technologies of hardening, coating and repair: theory and practice"

Exhibitions in October—December, 2013

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