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在分析了常闭式夹持器的结构特点与用途的基础上,结合松软突出煤层钻孔技术的特点,设计了一种新型的复合式常闭液压夹持器,并对其结构、工作原理及主要设计参数的计算过程做了详细介绍。
Based on the analysis of the structure and application of the normally closed clamp, a new type of compound normally closed hydraulic clamp was designed based on the characteristics of soft and prominent coal seam drilling technology. The structure, working principle And the main design parameters of the calculation process made a detailed introduction.