В монографии рассмотрены технологические аспекты термического напыления длинномерных штоков гидроцилиндров. Исследуются вопросы разработки технологической оснастки для процесса газопламенного напыления длинномерных штоков. Определены оптимальные порошковые покрытия для термического напыления длинномерных штоков. Монография подготовлена в рамках реализации грантового финансирования проектов Комитета по науке Министерства образования и науки Республики Казахстан, Проект ИРН № 08856371 «Разработка ресурсосберегающей технологии ремонта длинномерных штоков гидроцилиндров крупногабаритной спецтехники промышленного назначения с возможностью восстановления локальных повреждений на месте его эксплуатации». Монография предназначена для специалистов, сотрудников научных организаций, магистрантов, докторантов и всех интересующихся проблемами повышения износостойкости при восстановительных работах деталей машин.

The monograph discusses the technological aspects of thermal spraying used for long rods of hydraulic cylinders. The issues of development of technological equipment for the process of flame spraying of long rods are investigated. Optimal powder coatings for thermal spraying of long rods have been determined. The monograph was prepared as part of the implementation of grant funding for projects by the Science Committee of the Ministry of Education and Science of the Republic of Kazakhstan IRN project No. АР08856371 “Development of a resourcesaving technologies for reparing long rods of hydraulic cylinders of large-sized special equipment for industrial use with the possibility of restoring local damage at the place of its operation”. The monograph is intended for specialists, employees of scientific organizations, undergraduates, doctoral students and all those interested in the problems of increasing wear resistance during the restoration work of machine parts.

• CONTENT
• INTRODUCTION
• 1 ANALYSIS OF EXISTING TECHNOLOGIES OF ROD REPAIRAND RECOVERY
• 1.1 Wear indicators that affect the technological parameters of theequipment and the consequences for the environment
• 1.2 Repair of the hydraulic cylinder rod by welding the rod with white wearresistantcast iron
• 1.3 Surface engineering methods that are used to restore rods
• 1.4 Improving the performance properties of the hydraulic cylinder rodsurface by additive technologies
• 1.5 Restoration of hydraulic cylinder rods by electrospark alloying
• 1.6 Restoration and testing of rods of power hydraulic cylinders
• 1.7 Improving the wear resistance of steel coatings used to restore rods
• 1.8 A method for restoring hydraulic cylinder rods using a device developedon the basis of a screw-cutting lathe
• 2 ANALYSIS OF MODERN TECHNOLOGIES OF THERMALSPRAYING OF PARTS AND THEIR CLASSIFICATION
• 2.1 Analysis and classification of existing thermal spraying methods
• 2.2 Application of thermal spraying methods to protect and restore longhydraulic cylinder rods
• 2.3 The main methods of thermal spraying and their features
• 2.4 Comparison of thermal spray methods
• 3. PREPARATORY OPERATIONS FOR RECOVERY OF LONGRODS
• 3.1 Features of processing long parts during their restoration
• 3.2 Types of rod wear
• 3.3. Preparatory operations
• 3.4 Shot blasting of long rods
• 3.5 Inspection of the rod surface before further thermal spraying
• 4 SIMULATION OF THE PROCESSES OF GAS THERMALSPRAYING OF LONG RODS
• 4.1 Analysis of scientific research in the field of modeling the processes ofthermal spraying
• 4.2 Analysis of technological parameters of the process of thermal spraying
• 4.3 Mathematical modeling of the process of coating formation by themethod of thermal spraying
• 5RESTORATION OF WORN LONG RODS BY THERMALSPRAYING METHODS
• 5.1 Determination of the significance of the selected material in therestoration of parts by thermal spraying
• 5.2 Design and development of special equipment for thermal spraying oflong rods
• 5.3 Development of a prototype installation
• 5.4 Selection of compositions of powder mixtures, experimental experimentson deposition of coatings and studies of the properties of the resulting layers
• 5.5 Calculation of the developed installation for strength and rigidity usingcomputer simulation
• CONCLUSION
• REFERENCES