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文章提出了一种新型的基于单片机控制的压力反馈式液压冲击器的结构原理，通过建立冲击器的非线性数学模型，对压力反馈式液压冲击器进行了数字仿真研究，从中获得了一些有关压力反馈式液压冲击器运动的规律性认识。
In this paper, a new structure principle of pressure feedback hydraulic impactor based on SCM is proposed. Through the establishment of a nonlinear mathematical model of impactor, the numerical simulation of pressure feedback hydraulic impactor is carried out. Some relevant information about pressure Regularity of the Feedback Movement of Hydraulic Impactor.