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In the field of gear transmission, precision is the core factor determining equipment noise, vibration, efficiency, and service life, rather than relying solely on material properties. Among them, tooth profile accuracy, tooth alignment accuracy, and cumulative accuracy form the "precision trio" for ... Read More
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In the realm of mechanical transmission, reliability stands as the ultimate pursuit. Whether a bearing can withstand tens of millions or even billions of cyclic loads without failure during its expected service life is a key criterion for measuring its design and manufacturing standards. Bearing ... Read More
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In the world of mechanical transmission, gears are undoubtedly the "powerhouse soul." From precision timepieces to giant wind turbines, from high-speed automotive gearboxes to heavy-duty mining machinery, the reliability and service life of gears directly dictate the performance and operational ... Read More
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With the continuous development of modern industrial technology, nitriding technology has become increasingly prominent in the field of surface strengthening, especially for large, high-speed, heavy-load, and precision gears. However, traditional nitriding steels have long suffered from the ... Read More
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Gear transmission is widely applied in various mechanical equipment due to its advantages of accurate transmission ratio and high transmission efficiency. China has now become a major gear-producing country—with the output value of the gear industry exceeding 236 billion yuan in 2017, ranking first ... Read More
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As a core component for transmitting power and motion in mechanical equipment, the reliability and stability of gearbox operation are crucial. However, oil leakage is one of the most common faults of gearboxes. It not only causes lubricating oil waste and environmental pollution but also leads to ... Read More
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Gears are indispensable mechanical components in power transmission systems, functioning to adjust speed, torque, and direction of motion between rotating shafts. With a history spanning centuries—from ancient wooden gears to modern precision-engineered components—they remain the backbone of ... Read More
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In the practical application of traction gearboxes for rail transit, a common phenomenon emerges during disassembly and inspection: while one bearing shows obvious damage, other components such as gears, adjacent bearings, seals, and even the gearbox housing also exhibit abnormalities to varying ... Read More
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1. Introduction: A Persistent Challenge in Gear Ring Manufacturing In the production of gear ring components (including large-module gears, gear rings, and rim gears), ellipticity out-of-tolerance after heat treatment is a long-standing issue. However, on-site judgments often misattribute the ... Read More
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Involute splines are crucial power transmission components in mechanical drive systems, renowned for their excellent mechanical strength and smooth transmission characteristics. They find widespread application in aircraft, automobiles, heavy machinery, construction machinery, and other fields. A ... Read More
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