rock drilling trolley

In the field of specialized equipment for tunnel construction, the stable operation of rock drilling trolleys is an important factor affecting the progress of tunnel construction.The hydraulic system of the rock drilling trolley supports the operation of the entire equipment,and the failure of the

The article takes the Zhengwan high-speed railway 9 standard project as an example. This project successfully applied 10 three-arm rock drilling rigs for drilling and blasting excavation, especially in the exit section of Xingshan tunnel, and successfully applied to large sections of Ⅳ and Ⅴ