Relying on the G15 Shenhai Expressway's expansion and reconstruction of the Xianjianling Tunnel (with a maximum excavation span of 22.8 m), a full-process mechanized equipment system called the “nine-set suite” was built, centered on smart rock drilling rigs, wet-spraying manipulators, and

This article focuses on the application of automated mechanization technology in highway tunnels. First, it analyzes the important role of automated mechanization technology in highway tunnel construction; next, it outlines the key points of automated mechanization technology for highway tunnels;

Brand : EPIROC
Part No. : 8231120686
Description : Overcent.valve
Use in : Boltec 235h , Boomer 104 , Boomer 281 , Boomer K111 , Boomer K41 , Boomer K41x , Boomer M2c , Boomer S1d , Roc T15 , Simba H157 , Simba L6c , Simba M4c

In view of the requirements for high strength and high precision large gears of high-power transmission system of hydraulic rock drills, this paper studies a multi-ram forging hot extrusion forming technology for large 15CrMn steel gears, and designs corresponding dies. Based on the thermoplastic

To address the issues of low construction efficiency and high safety risks associated with traditional microbench method in weak surrounding rock tunnels， a three-bench construction method using a dual-boom drilling jumbo was studied based on the Ganjia tunnel of Xining-Chengdu railway（ rock

Tunnel construction can be easily affected by complex terrain, and in such cases, drilling and blasting become the main technical methods. This article explores the straight-eye slotting technique related to three-arm rock drilling jumbos, mainly involving equipment performance and blasting

Taking a railway tunnel project as an example, this paper analyzes the equipment selection for tunnel boring operation line from the aspects of rock drilling equipment and slag discharge equipment, explores the equipment selection for support operation line around the links such as primary support

Brand : MONTABERT
Part No. : 86373115
Description : Thread
Use in : Hc 109 , Hc 110 , Hc 120 , Hc 150

The geological conditions of the single-track long railway tunnel are complex and the construction is difficult. How to speed up the construction efficiency and effectively to ensure the construction quality and safety is one of the challenges in tunnel construction. Based on the mechanized

To address the low efficiency and high risks of the traditional soft rock step excavation method, a large-section soft rock tunnel intelligent blasting excavation technology was developed and applied based on the Baokang Tunnel of the Zhengwan High-Speed Railway project. The technical principles