Large transmission ratio (single - stage i = 5~100, or even higher)Stable transmission with low noiseSelf - locking property (the worm can be self - locking under certain conditions to prevent the worm wheel from being driven in reverse)Low efficiency (usually 30%~90%, depending on lubrication and h

1. Brief Introduction to Planetary Gear Transmission2. Material Selection for Planetary Gear TransmissionComponentMaterialSurface TreatmentHardness SpecificationsContact Fatigue LimitBending Fatigue LimitSun Gear (A)20CrMnMoCarburizing and QuenchingTooth surface: 56-60 HRC; Core: 30-42 HRC1500 N/mm²

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Gear transmission is one of the most prevalent methods in mechanical engineering, boasting high efficiency, stable transmission ratios, and strong load-carrying capacity. Among its variants, parallel shaft gear transmission is tailored for scenarios where two shafts are arranged in parallel, finding