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建立了横轴式掘进机截割头截齿运动轨迹、运动速度和加速度方程，通过实例和现有的简化方程进行了仿真比较，为合理选择截割头的设计参数和工作参数提供了有效的方法和手段。`“,”This paper establishes pick motion track,spe ed and acceleration equations of transverse cutting head and compares the comput er simulation result of simplified equation with the example.Available method an d instrument are provided for choosing design and work parameters.