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装配工艺知识库 #2217

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@sangyi9527

问答对:
问:RV减速器装配分为几个阶段?
答:壳体预处理→核心部件装配→传动系统装配→总成装配

问:螺栓紧固扭矩如何确定?
答:根据规格和材料等级,M8×1.25推荐扭矩22±2Nm,分三次拧紧

问:轴承冷装和热装参数?
答:冷装液氮-196℃浸泡120秒;热装120℃±5℃保温15-20分钟

问:齿轮啮合质量标准?
答:接触斑点≥60%齿宽,传动误差≤1arcmin,侧隙0.1-0.15mm

问:装配质量检验项目?
答:几何精度(轴向窜动≤0.03mm)、性能测试(温升≤45K)、可靠性(3×10⁶次)

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