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Shaft components, as the core parts of mechanical transmission systems, directly impact the overall performance and service life of equipment through their assembly accuracy and structural reliability. In over-travel fits, the rational selection and process control of press fitting and cold drawing ... Read More
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When grinding the worm wheel, the key principle of selecting the worm wheel is that the number of worm wheel heads Z1 and the number of teeth of the workpiece Z2 are prime numbers (i.e., no common factors), which is the core reason to avoid periodic engagement error and ensure grinding uniformity. ... Read More
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The discontinuity of metal materials refers to the non-uniformity and abrupt changes in their internal structure, composition, or properties. In failure analysis cases, it is found that many failures are caused by the discontinuity of materials. The discontinuity of structures is mainly reflected in ... Read More
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When motor bearings encounter issues, replacing them is a common practice. However, to determine the cause of the bearing problems, professional testing and evaluation are necessary. The failure mechanisms and specific symptoms of bearings can be analyzed from several aspects: Firstly, wear-induced ... Read More
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Chain drive and synchronous belt drive are both commonly used transmission methods in the field of mechanical transmission. The two transmission methods realize the efficient transmission of power and motion by different technical paths. Today, let's have a brief analysis of these two transmission ... Read More
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Gears are a common transmission component in machinery, and their performance directly impacts the efficiency and longevity of the equipment. However, during actual use, gears can suffer from wear and tooth breakage, leading to equipment downtime or even safety incidents. Tooth breakage primarily ... Read More
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1.Standard continuous expansion grinding: use an alumina grinding wheel with integral ceramic binder. 2, fine grinding: the grinding wheel is composed of a coarse grinding section and a fine grinding section of ceramic binder. 3.Polishing grinding: the grinding wheel is composed of a coarse grinding ... Read More
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As the most common and critical type of detachable connection in mechanical structures, threaded connections are widely used in equipment such as railway gearboxes, reducers, and transmissions. During major overhauls of gearboxes, bolts are typically replaced, but the screw holes on the housing need ... Read More
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The selection of rolling bearing dimensions is a critical aspect of mechanical design, requiring a comprehensive consideration of factors such as type, load, speed, lifespan, and installation space. The following is a systematic selection process and key points: 1. Determining the Bearing Type ... Read More
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In the process of assembly of mechanical transmission system, the assembly mode of bearing directly affects the service life, reliability and operation performance of equipment. For the interference fit structure between bearing and shaft and bearing and seat hole, reasonable selection of hot or ... Read More
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