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Planetary Roller Screw (PRS) is a high-precision, heavy-load mechanical transmission device that has gained widespread adoption in aerospace, high-end CNC machine tools, industrial robots, electro-mechanical actuators, and military equipment. Compared with traditional ball screws, PRS features ... Read More
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Gears are core components of mechanical transmission, and their material properties and heat treatment quality directly affect service life and reliability. Metallographic examination, through microscopic analysis of gear materials, evaluates key indicators such as heat treatment processes, case ... Read More
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In transmission systems of rail transit, wind power equipment, high-speed trains and even aviation, gear service life and reliability directly determine the safety and performance of the entire system. With the continuous improvement of transmission power density, traditional heat treatment ... Read More
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EPDM rubber sealing strips are widely used in construction, automotive, electrical and other industries due to their excellent comprehensive performance. Mastering their material characteristics, application scenarios and quality control points is crucial for ensuring product sealing, durability and ... Read More
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In the field of custom mechanical design, aluminum alloys have emerged as indispensable materials, celebrated for their unique combination of lightweight, durability, and versatility. As the demand for compact, efficient, and cost-effective mechanical equipment grows, the selection of appropriate ... Read More
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Planetary Gear Transmission is a type of gear drive with compact structure, high transmission ratio and large load-carrying capacity. Its core feature is that the axis of the gear can rotate to form "planetary motion", hence the name. 1. Basic Structure and Types 1.1 Core Components Sun Gear: The ... Read More
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1. Introduction: Precision Starts with "Heat" In gear manufacturing, heat treatment is a core process that determines the gear's strength, hardness, and fatigue life. However, it also brings a major challenge for manufacturers—deformation. After carburizing and quenching, gears often experience ... Read More
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As the core component of machine tools, the machine tool spindle bears complex loads and has extremely high precision requirements. Its machining process directly determines the machining accuracy and stability of the machine tool. Based on the example of a CNC boring machine spindle, this article ... Read More
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Core Conclusion Intermediate inspection during rough hobbing is crucial for ensuring gear machining quality, which can promptly detect deviations and reduce scrap rates. Two key inspection points (chordal tooth thickness and common normal length) are essential to control groove width, pitch, and ... Read More
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Gear tooth profile modification is a core precision optimization technology in mechanical transmission engineering. It involves deliberate, micro-scale adjustments to the geometric shape of gear teeth—departing from the ideal involute profile—to address inherent challenges in gear operation. This ... Read More
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