tunnel Application and Research of fully Automatic Adaptive Multi Arm Rock Drilling and Initial Support Operation Vehicles in Tunnel Excavation Mechanized tunnel construction has become a trend in the construction industry, and it is imperative to liberate the manpower required for traditional construction operations. The fully automatic adaptive multi arm rock drilling and initial support operation vehicle provides a combination of
Plateau On the Application of Three Arm Rock Drilling Platform Car in Plateau Railway Tunnels The entire construction industry is currently basically entering the era of mechanization; With the continuous innovation of construction machinery technology, the safety, stability, automation level, and work efficiency of machinery are also constantly optimized. Combined with the development trend
rock drilling tools Development and Application of Special Superhard Alloy Materials in the Repair of Rock Drilling Tools The biggest challenge in the production and research and development of rock drilling tools is the research and development of hard alloy materials and corresponding heat treatment processes, which involve professional fields such as mining engineering, metal materials and heat treatment
parts search 0500450106 Brand : EPIROCPart No. : 0500450106Description : Plain BearingUse in : Roc D55 , Roc D65 , Roc D7 , Roc D9 , Roc F6 , Roc F9 , Roc L6 , Roc L8 , Roc T35 , Roc T40
Underground excavation Research on Maintenance and Management Measures for Underground Tunneling and Rock Drilling Rigs In modern underground excavation engineering, the rock drilling rig, as an efficient mechanized equipment, is of great significance in improving excavation speed and ensuring engineering safety. This study takes SANDVIK (Sandvik) single arm tunneling trolley as the research object
railway tunnel Drilling and Blasting Test Research Using Drill⁃jumbo in Qinling Taixingshan Tunnel of Xi’an-Ankang High Speed Railway Based on the application status of rock-drilling jumbo, in order to solve the problem of large average linear overbreak amount when drilling and blasting with rock-drilling jumbo, the section of grade Ⅲ surrounding rock (DK23 +075—DK23 + 155) at the left tunnel entrance of Taixingshan tunnel
mining tunnel Analysis of the Application of Three-Arm Rock Drilling Trolley in Mining Tunnel This paper focuses on the mining tunnel of the Shenzhen-Huizhou intercity Dapeng branch line, and the goal is to analyze the technical feasibility and economic benefits of mechanized drilling and blasting method in the construction of mining tunnels.we worked to improve and adjust the blasting
long and large tunnel Research on the Application of Three-Arm Drilling Rig in Excavation Construction of Long and Large Tunnels Based on the Fengshuling Tunnel of Quli Railway, the factors of tunnel excavation construction efficiency and the applicability evaluation of the three-arm rock drilling rig in three different excavation conditions of long and large tunnels were analyzed. The results show that the surrounding rock
drilling rigs Product Model Summary of Rock Drilling Rigs In this paper, based on the industry standard and the application situation and naming method of the product models of rock drilling rigs from the main domestic and foreign manufacturers, the compilation principles and methods of the product models of rock drilling rigs and the application and
parts search 3128257578 Brand : EPIROCPart No. : 3128257578Description : HolderUse in : Boltec 235 , Boltec 235h , Boltec Lc , Boltec Md
railway tunnel Smooth Blasting Technology and Application of Straight Hole Cutting with Three-Arm Rock Drill in Small Section Tunnel A parallel pilot tunnel with a section size of 6.5m × 6.5m in a railway tunnel is taken as an example. In view of the practical engineering problems such as the inability of the three-arm rock drill to realize the inclined cut and the long ventilation time after blasting due to the limitation of
drilling rigs Optimization Analysis of Excavation Cost for Drilling Rig in Xiaowangou Iron Mine In order to solve the problem of slow tunneling speed of hard rock roadway in metal mines,and in response to the call of "mechanized replacement and automation reduction",more and more mines use drilling rigs to replace manual hand-held air drills to improve perforation efficiency,thereby improving