rus
Topical interview
ESAB – LEADERSHIP OF PHILOSOPHY
INTERVIEW WITH DMITRY KURAKSA, MANAGING DIRECTOR OF ESAB IN RUSSIA AND THE CIS
FUTURE INDUSTRY: MYTH OR REALITY?
INTERVIEW WITH THE RECTOR OF MSTU "STANKIN" E. KATAEVA
Column of Minpromtorg
Woodworking machinery
Exhibitions, conferences, events
Problems and Solutions
I. KUDIMOV
VALUATION FEATURES OF MACHINE TOOL ENTERPRISES The article provides the methodological foundations of the assessment of the existing enterprise. It considers main features valuating the machine tool business and the main approaches to this assessment.
VALUATION FEATURES OF MACHINE TOOL ENTERPRISES The article provides the methodological foundations of the assessment of the existing enterprise. It considers main features valuating the machine tool business and the main approaches to this assessment.
Tags: balance sheet business valuation costly intangible assets machine tool industry profitable and comparative approaches real estate and movable property баланс доходный и сравнительный подходы затратный недвижимое и движимое имущество нематериальные активы оценка бизнеса станкостроение
News
Materials Machine Tools
А. SAKHAROV, N. RODIONOVA
DETERMINATION OF TECHNOLOGICAL POSSIBILITIES OF A TURNING MACHINING CENTER The article shows the definition of technological capabilities of a turning machining center for the manufacture of parts’ surface modules.
DETERMINATION OF TECHNOLOGICAL POSSIBILITIES OF A TURNING MACHINING CENTER The article shows the definition of technological capabilities of a turning machining center for the manufacture of parts’ surface modules.
Tags: forming movements machine accuracy machining center surface modulus technological capabilities модуль поверхностей обрабатывающий центр технологические возможности точность станка формообразующие движения
A. DOROZHKO
TEST METHODS AND CONTROL OF THERMAL RIGIDITY OF MACHINES The article considers basic methods and test procedures for determining the thermal effects caused by various heat fluxes leading to distortion of the machine design or positioning system. It describes the methods of measuring the temperature of the machine structure and basic approaches to controlling and affecting the thermal state of metal cutting machines.
TEST METHODS AND CONTROL OF THERMAL RIGIDITY OF MACHINES The article considers basic methods and test procedures for determining the thermal effects caused by various heat fluxes leading to distortion of the machine design or positioning system. It describes the methods of measuring the temperature of the machine structure and basic approaches to controlling and affecting the thermal state of metal cutting machines.
Tags: machine tool temperature measurement tests thermal deformation thermal displacements of rotation axes thermal error испытания станок температурные измерения тепловая деформация тепловая погрешность тепловые смещения осей вращения
A. ZVEROVSHCHIKOV, S. MITYASOV, I. DADUSHKIN, S. NESTEROV
THEORETICAL BASES OF TECHNOLOGICAL EQUIPMENT DEVELOPMENT FOR DISPERSION OF CARBIDE MATERIAL ON CNC MILLING MACHINES An article proposes a kinematic scheme of technological equipment for CNC milling machines and a method for dispersing and spheroidizing metal materials based on electric arc melting. It considers the possibilities of estimating the size of spheroidized particles by analyzing the dynamics of the method. The article considers geometric characteristics of the particle spray plume during dispersion.
THEORETICAL BASES OF TECHNOLOGICAL EQUIPMENT DEVELOPMENT FOR DISPERSION OF CARBIDE MATERIAL ON CNC MILLING MACHINES An article proposes a kinematic scheme of technological equipment for CNC milling machines and a method for dispersing and spheroidizing metal materials based on electric arc melting. It considers the possibilities of estimating the size of spheroidized particles by analyzing the dynamics of the method. The article considers geometric characteristics of the particle spray plume during dispersion.
Tags: cnc dispersion electric arc spheroidization kinematic scheme melt spraying metal powder milling machine tooling диспергирование кинематическая схема металлический порошок оснастка распыление расплава фрезерный станок чпу электродуговая сфероидизация
Materials processing technologies
A. KAZAKOV, A. KONYUKHOV
PRODUCTION OF PARTS OF HARD-TO-PROCESS MATERIALS The article considers the methods for increasing the efficiency of rough milling due to the transition from layer-by-layer processing to more advanced high-speed methods. It presents the application of the ADEM system for the implementation of plunger and screw milling, as well as the author's "optimized spiral"processing strategy.
PRODUCTION OF PARTS OF HARD-TO-PROCESS MATERIALS The article considers the methods for increasing the efficiency of rough milling due to the transition from layer-by-layer processing to more advanced high-speed methods. It presents the application of the ADEM system for the implementation of plunger and screw milling, as well as the author's "optimized spiral"processing strategy.
Tags: hard-to-process materials high-speed processing plunger and screw milling rough milling высокоскоростная обработка плунжерное и винтовое фрезерование труднообрабатываемые материалы черновая фрезерная обработка
Information Technologies
O. PASS, N. SERKOV
NUMERICAL SOFTWARE-COPY CONTROL OF THE SVO MILLING MACHINES – IMPORTANT DIRECTION OF CNC SYSTEMS DEVELOPMENT The article considers the prerequisites for the emergence and development of numerical program-copy control (CNC) by milling machines of the SVO series for processing products with a waffle background.
NUMERICAL SOFTWARE-COPY CONTROL OF THE SVO MILLING MACHINES – IMPORTANT DIRECTION OF CNC SYSTEMS DEVELOPMENT The article considers the prerequisites for the emergence and development of numerical program-copy control (CNC) by milling machines of the SVO series for processing products with a waffle background.
Tags: cnc copying milling machines of the svo series waffle background вафельный фон копирование фрезерные станки серии сво чпу
Components
M. MICHELBERGER, S. AUFRECHT
LATHE CHUCKS An article proposes the combination of the SCHUNK FSW quick-change of lathe chuck
system and the quick-change of cam replacement device, which significantly increases production flexibility.
LATHE CHUCKS An article proposes the combination of the SCHUNK FSW quick-change of lathe chuck
system and the quick-change of cam replacement device, which significantly increases production flexibility.
Tags: lathe mechanized chuck quick change chuck system механизированный патрон система быстрой замены патрона токарный станок
Robotics and Mechatronics
R. CHERNETSOV, E. VELIEV, S. SKVORTSOV, V. GLAZUNOV, N. KOVALEVA
DETERMINING THE NUMBER OF DEGREES OF FREEDOM OF MECHANISMS WITH A CONSTANT POINT OF INPUT OF A TOOL The article presents two versions of mechanisms that ensure the constancy of the tool entry point position based on a bevel gear and belt drive, the output link of which makes a spherical movement. It determines the number of degrees of freedom for each mechanism.
DETERMINING THE NUMBER OF DEGREES OF FREEDOM OF MECHANISMS WITH A CONSTANT POINT OF INPUT OF A TOOL The article presents two versions of mechanisms that ensure the constancy of the tool entry point position based on a bevel gear and belt drive, the output link of which makes a spherical movement. It determines the number of degrees of freedom for each mechanism.
Tags: belt drive bevel gear number of degrees of freedom output link выходное звено коническая передача ременная передача число степеней свободы
Measuring Equipment
I. IVANINA, N. KRUSHNYAK
EVALUATION OF MEASUREMENT ERROR DURING ANGLE AND DIAMETERS CONTROL OF INTERNAL CONIC SURFACES USING APPROVED BALLS The article presents the analysis of the methods for measuring the geometric parameters of the inner cones with differentiated control and methods for evaluating their accuracy. It determines the structure of measurement errors and the partial error components of the normalized parameters. In the analytical form the equations of measurement errors are obtained.
EVALUATION OF MEASUREMENT ERROR DURING ANGLE AND DIAMETERS CONTROL OF INTERNAL CONIC SURFACES USING APPROVED BALLS The article presents the analysis of the methods for measuring the geometric parameters of the inner cones with differentiated control and methods for evaluating their accuracy. It determines the structure of measurement errors and the partial error components of the normalized parameters. In the analytical form the equations of measurement errors are obtained.
Tags: accuracy standardization component errors cone angle error analysis inner cone measurement error shape deviations анализ погрешностей внутренний конус нормирование точности отклонения формы погрешность измерения составляющие погрешности угол конуса
A. SYRITSKY, K. POTAPOV, D. BOLDASOV, N. LAZAREV, A. KOMSHIN
TESTING THE PHASE- CHRONOMETRIC MONITORING SYSTEM FOR TURNING IN INDUSTRIAL CONDITIONS The article describes the process of obtaining a phase-chronometric portrait of a LITZLTC 15TS lathe. It considers the features of various machine operating modes in a phase-chronometric representation: idling, turning, transient.
TESTING THE PHASE- CHRONOMETRIC MONITORING SYSTEM FOR TURNING IN INDUSTRIAL CONDITIONS The article describes the process of obtaining a phase-chronometric portrait of a LITZLTC 15TS lathe. It considers the features of various machine operating modes in a phase-chronometric representation: idling, turning, transient.
Tags: diagnostics phase-chronometric method turning диагностика токарная обработка фазохронометрический метод
Looking Back
G. BAZANCHUK, S. KURAKOV
ENGINEERING GRAPHICS AND DRAWING AS ART EXHIBITS FROM COLLECTION AND FUNDS OF MUSEUM OF N. E. BAUMAN MSTU
ENGINEERING GRAPHICS AND DRAWING AS ART EXHIBITS FROM COLLECTION AND FUNDS OF MUSEUM OF N. E. BAUMAN MSTU