Through interrelated impacting and grabbing test of mechanical properties for various rock samples, this paper calculates the consumed energy of percussion clamshell during construction.

• 为了计算冲抓斗在施工过程中所消耗的能量，对各种岩石试样的机械特性进行了相关的冲击掘削试验，以求得各种岩石试样的机械特性。