Manufacturers who invest in amusement equipment project products know that bearing is a very important accessory. The load of each product shaft is more complicated, and the stress on its cross section is mostly alternating stress, so its material is required to have good comprehensive mechanical properties.
The material of the shaft is often made of high-quality carbon steel and alloy steel. High-quality carbon steel is less expensive than alloy steel, and its strength is also lower, but high-quality carbon steel has low sensitivity to stress concentration. Commonly used high-quality carbon steel has 35 Grades 40, 45 and 50 and other grades of high-quality structural steel (specific grades and chemical composition shown in Table 2-3), of which the most commonly used 45 steel, in order to ensure the mechanical properties of the material, usually have to conditioning or normalizing, Surface strengthening is also required for important axes.
When the shaft is required to have high strength and wear resistance, or work under high temperature or corrosive medium, alloy steel must be used. For shafts with high wear resistance and toughness, 20Cr, 20CrMnTi, etc. can be used. Low-carbon alloy steels have necks and necks treated for carburizing and quenching. For shafts that work under high speed and heavy loads, alloy steels such as 38CrMoA1A and 40CrNi can be used.
1, if the bearing damage is not very obvious, you can use the welding repair method to deal with, you can successfully solve the phenomenon of damage to the bearing of amusement equipment
2, if the bearing damage is more obvious, you must first remove the damaged part of the amusement device, and then repair
3. If it is found that the bearing of amusement equipment is damaged too much and cannot be repaired, it should be replaced in time to avoid accidents.
Therefore, the bearing of the amusement equipment is a very important accessory, and the amusement equipment must be carefully maintained during operation, so that the amusement equipment can be used for a long time.
The company's Sports Equipment Co., Ltd. warm reminder: Caring for children's healthy growth, starting from paying attention to children's safety!
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