UDC 62-762.65 DOI: 10.34641/TM.2024.270.12.077 Dolzhansky Yu. M., Makarov A. S., Pas O. V., Pushkarev S. A. — Promising means of technological equipment for the manufacture of bellows elements of assembly units of technical devices for various purposes
Promising technologies and means of technological equipment for the manufacture of bellows elements of technical devices for various purposes are presented. Keywords: bellows, shaping of bellows elements, welding of bellows assembly units
TECHNOLOGIES AND MACHINES
UDC 621.313.13:621.314.571.00.24 DOI: 10.34641/TM.2024.270.12.078 Yangirov I. F., Khalikov A. R., Kabirov A. M., Kudryavtsev N. S. — Investigation of a ferro-powder brake in dynamic mode
The paper determines the transfer function of a ferro-powder brake for studying it in dynamic mode for coupling with other elements of the control system. The results of experimental studies with numerical and graphical results for practical use in production are presented. Keywords: ferro-powder brake, dynamic mode, phase-frequency characteristic, amplitude-frequency characteristic, generator, electromagnetic time constant
TECHNOLOGY AND EQUIPMENT FOR MECHANICAL AND PHYSICO-TECHNICAL PROCESSING
UDC 621.91.01, 621.9.015 DOI: 10.34641/TM.2024.270.12.079 Albov M. A., Goncharov A. A., Akulinichev P. D., Gnatenko P. E. — Investigation of the influence of processing modes on the roughness of small-size internal cycloidal helical surfaces during processing by the gerotor drilling method
The article proposes a mechanism for the formation of micro-irregularities, presents an analytical relationship between the roughness value and the geometric parameters of the tool and the axial feed of the tool per revolution, and also conducts an experiment confirming the obtained analytical dependencies. Keywords: single-screw pump, gerotor drilling, cutting, tool feed, roughness
UDC 621.91.01 DOI: 10.34641/TM.2024.270.12.080 Erenkov O. Yu., Yavorsky D. O. — Combined method of turning thermosets with advanced vacuuming of the workpiece
The results of experimental studies of turning thermosets using advanced vacuuming of the workpiece surface are presented. Keywords: turning, thermoset, vacuuming, roughness
PHYSICAL METALLURGY AND HEAT TREATMENT
UDC 621.78 DOI: 10.34641/TM.2024.270.12.081 Gadalov V. N., Zhilina K. V., Kutepov S. N., Kalinin A. A., Petrenko V. R. — Monitoring of heat treatment modes for changes in the physical and mechanical properties of reinforcing steels
The paper studies the modes of heat treatment with an assessment of their influence on the mechanical properties of low-carbon and low-alloy reinforcing steels. Keywords: reinforcing steel, mechanical properties, quenching, furnace tempering, electric heating tempering, internal friction
WELDING, RELATED PROCESSES AND TECHNOLOGIES
UDC 812.35.39.51.57.17 DOI: 10.34641/TM.2024.270.12.082 Doroshenko F. E., Litovchenko V. A. — Ways to improve the geometric accuracy of coiled tanks for oil and petroleum products
The analysis of the causes leading to excessive geometric deviations of the shells of coiled tanks and a decrease in their reliability and durability is given. Measures have been developed aimed at improving the quality of tank construction, including by changing the technology of winding coiled panels onto the frame, improving the technology of their welding, as well as applying modern technology for assembling and welding panels during tank installation. Keywords: vertical coiled tanks, coiling technology, welding and installation of coiled panels
METHODS AND INSTRUMENTS FOR CONTROL AND DIAGNOSTICS OF MATERIALS AND PRODUCTS
UDC 620.179.15:681.3 DOI: 10.34641/TM.2024.270.12.083 Chizhikov A. B., Barakhov V. I., Barakhov A. V. — Improvement of designs and manufacturing technologies of diesel engine parts using X-ray computed tomography
One of the possible approaches to improving the designs and manufacturing technologies of the cylinder and piston of diesel engines is described using the example of their optimization using X-ray tomography at AK "Tulamashzavod." Keywords: diesel engine, improvement of designs and technologies, X-ray tomography, foreign analogues, optimization of blank casting, assessment of residual stresses, causes of jamming and their elimination
INFORMATION
XII International Industrial Forum "Territory NDT. Non-Destructive Testing. Testing. Diagnostics" (Territory NDT-2025)