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WangNextDoor
@WangNextDoor2
Engineer/entrepreneur in CA, Tesla/NVDA/AI & Robotics bull. Elon & All-In Podcast enthusiast. Believer in a universal high-income future.
Joined April 2021
17.9K
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109.4K
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WangNextDoor
@WangNextDoor2
2026.09.18 13:15
人形机器人核心零部件 - 伯恩斯坦看好行星减速器而非谐波减速器,核心在于人形机器人的商业化落地逻辑: 抗冲击耐用:刚性齿轮结构承载力极强,能扛住行走跳跃的冲击,避免谐波柔轮断裂。 倒驱性与力控:倒驱效率高,做准直驱(QDD)无需昂贵传感器就能实现精准力感知。 高效率省电:传动效率达 90%+(谐波仅 75-85%),能大幅提升整机续航。 成熟易量产:直接复用成熟的汽车级供应链产能,规模化降本空间远超谐波。 说到底,机器人要想走出实验室大规模下地干活,皮实和便宜才是硬道理。谐波虽然精细,但真到了重载打粗活的场合,还是行星减速器更接地气,而且行星减速相较谐波减速器有较大的价格优势,可以大大降低BOM的整体成本。
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