2.2.2 转矩分析······························································································· 11 2.2.3 功率分析······························································································· 14 2.3 本章小结·········································································································· 15 第3 章 履带理论转向阻力矩分析····································································· 16 3.1 履带与路面摩擦引起的力··············································································· 16 3.2 履带侧面推土产生的力··················································································· 17 3.3 本章小结·········································································································· 19 第4 章 动力差速式转向机构的设计································································· 20 4.1 各传动比的选择······························································································ 20 4.2 各零件运动参数的计算··················································································· 20 4.2.1 车辆直线行驶························································································ 20 4.2.2 车辆绕一侧履带中心转向···································································· 21 4.3 零件设计·········································································································· 22 4.3.1 行走驱动锥齿轮的设计········································································ 22 4.3.2 转向马达锥齿轮的设计········································································ 26 4.3.3 行星排Ⅰ与行星排Ⅲ的设计································································ 30 4.3.4 行星排Ⅱ的设计···················································································· 34 4.3.5 轴的设计······························································································· 39 4.3.6 键的设计······························································································· 45 |
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