Drisan

Application technology of fully computerized three-arm jumbo drill in tunneling mechanization construction

As one of the important machinery and equipment for tunneling mechanization, the fully computerized three-arm jumbo drill has been widely used in tunnel construction. This paper takes the mechanized construction of a high-speed railway tunnel as an example, and describes the construction

rock drilling rig

Research on Efficiency Improvement of Simba_H1354 Rock Drilling Rig

Simba_H1354 rock drilling rig is a medium and deep hole rock drilling equipment imported from abroad by Anhui Development Mining Co., Ltd., as the service life increases, due to the failure of the hydraulic working system, there are problems such as low drilling efficiency and high cost of

subsea tunnel

Full-section grouting rapid drilling construction technology of three-arm rock drilling rig in Jiaozhou Bay Subsea Tunnel

At present, most of the full-section drilling and grouting equipment adopts the pneumatic down-the-hole hammer single-arm multi-functional drilling rig, which has high cost, low efficiency, slow speed and large pollution. The three-arm rock drilling rig has a large operating range, flexibility

parts search

0500450133

Brand : EPIROC
Part No. : 0500450133
Description : Plainbearing
Use in : Roc D65 , Roc L8

Hydraulic rock drill

Concise Introduction to EPIROC's COP MD20 Hydraulic Rock Drill

The paper outlines EPIROC’s COP MD20 hydraulic rock drill and analyzes its advantages in usage. This hydraulic rock drill is compared with COP 1838 in terms of structural features. The paper also assesses the technical road of double- side oil return system and the prospect of COP 1838 product.

three arm rock drilling trolley

Research on Application Technology of Computer Three-arm Rock Drilling Trolley in Excavation of Jinping Tunnel

In recent years, large-scale highway construction and development has become the main melody of the transportation sector, under this trend, the traditional tunnel construction technology can not meet the national environmental protection, low energy consumption, economy and high safety and quality

Chongli railway

Chongli Railway Zhengpantai Tunnel Leveling Guiding Turning Zhengdong Three-arm Rock Drilling Rig Roof Lifting + Double Contact Channel Rapid Construction Technology

With the increasing progress of large-scale mechanized construction of long tunnels, how to choose the matching three-arm rock drilling rig for excavation, how to use reasonable and optimized technical solutions to solve technical problems in various specific situations, and achieve the effect of

down-the-hole drilling rig

Research and Application of Dry Dust Removal System for Surface DTH Drilling Rig

The drilling process of mining brings a lot of dust pollution. Dust with particles smaller than 10 μm is difficult to settle to the ground after being discharged into the atmosphere, and has a strong adsorption force. Many harmful gases, liquids, and heavy metal elements can be adsorbed on it.

open pit mine

Discussion on Management and Maintenance of DTH Drilling Rig in Open-pit Mine

Many industrial raw materials and one-time energy sources are derived from mineral resources. The development and utilization of mineral resources has become a favorable support for domestic economic development. In the process of mining open pit mines, down-the-hole drilling rigs are usually used

parts search

3115554100

Brand : EPIROC
Part No. : 3115554100
Description : Driver
Use in : Cop 1840+ , Cop 2550+ , Cop Sc25

Hydraulic rock drill

Technical Transformation and Application of HLX5-type Hydraulic Rock Drill

There are problems exsiting in a drilling process of hydraulic rock drill，for example，the front end cover becomes loose，rotary pressure can not be tested，impact piston strains and the drill does not impact.In order to improve drilling efficiency of imported drilling jumbo in downhole production

rock drilling jumbo

Suitability analysis of two rock drills in operating process

The performances of Rocket Boomer353 rock drilling jumbo and AMV21SGBC-CC full computer rock drilling jumbo are compared. Through the actual construction process, the applicability of the two kinds of rock drilling jumbo is analyzed.