脂润滑齿轮齿条增程机构的动态特性

陈志群,钱林方,朱一宬

Dynamic characteristics of pinion and rack stroke-increment mechanism with grease lubrication

Zhi-qun CHEN,Lin-fang QIAN,Yi-cheng ZHU

表 3 润滑脂的流变参数（ ${T_0} = {303 }{}$ K）和齿轮齿条传动系统的热力学参数

Tab.3 Rheological parameters of grease with temperature of 303 K and thermodynamic parameters of rack and pinion drive systems

名称 c/ (J·kg·K−1) k/ (W·m−1·K−1) ρ/ (kg·m−3) ρT/ (m·k−1) φ0/ (Pa·sn) n 齿轮 470 46 7850 — — — 齿条 470 46 7850 — — — 润滑脂 1646 0.14 880 0.00065 8.634 0.754