drilling jumbo Full Hydraulic Drilling Rig Stepwise Pressurization Device The structure of a stepwise pressurization device for a full-hydraulic rock drill rig is introduced first,and then the pressure setting method of the device is systematically described. The hydraulic rock drilling rig equipped with the step-by-step pressurizing device can quickly and accurately
passenger-dedicated railway Application of Hydraulic Rock Drilling Jumbos in Construction of Passenger-dedicated Railway Tunnels The application of 3-boom hydraulic rock drilling jumbos in the construction of passenger-dedicated railway tunnels is presented,analysis is made on the reasons that have impact on the working efficiency of the rock drilling jumbos and some countermeasures are recommended to improve the performance
drilling rig Cutting-Edge Technologies and Status Quo of DTH Drilling Rigs in China The dwelled on the definition of the drilling rig and classification of the DTH drilling rigs.It also introduced some domestic DTH drilling rig makers as well as major models and specifications of their product,and pointed out developmental directions and other 5 leading technologies of the DTH
Simba 1354 middle-deep hole drilling rig Improving Drilling Precision of Simba 1354 Middle-deep Hole Rig in Jingtieshan Mine In order to find out the reason for poor blasting effect in Huashugou mining area of Jingtieshan Mine，and satisfy the need of precision in formation of cutting groove by once middle-deep hole blasting，the tests for improving middle-deep hole drilling accuracy of Simba 1354 rig have been carried out
smart drill jumbo Application of smart drill jumbo in Chambishi Copper Mine In light of the problems often incurred by underground mining when ordinary drill jumbos are used, including large deviation between actual borehole locations and the designed ones, poor drilling precision, poor blasting performance and over-or under-blasted face phenomena, the Chambishi Copper Mine
tunnel construction Comparative research on the artificial drilling-blasting method and mechanical drilling-blasting method used in tunnel construction In light of the difference of drilling-blasting construction method and mechanical drilling-blasting construction method in highway tunnel construction，comparatively studies their construction technologies，analyzes differences of artificial drilling-blasting method and jumbo drilling method in
Cutting Underground Cutting and Mining Integrated Technology in Jingtieshan Mine The pillarless sublevel caving method is currently used in Huashugou Iron Mine of Jingtieshan.The adoption of the artificial digging and cutting raise in this method causes high tunneling cost,high labor intensity,poor and dangerous working environment.In order to solve the problems of artificial
highway tunnel The application of full computer multi arm jumbo in mountain highway tunnel This paper introduced the principle and process flow of full computer multi arm jumbo in tunnel drilling blasting construction，put forward the specific measures to improve the full computer multi arm jumbo construction efficiency，and from the construction precision，schedule，cost three aspects
parts search 3217920658 Brand : EPIROCPart No. : 3217920658Description : Distribut.plateUse in : Boomer 281 , Boomer K111 , Boomer M1d , Boomer Xe3 , Simba H1354 , Simba M4c , Simba S7d
limestone mine Study on Mining Technology and Equipment Configuration of Limestone Mine The research on the mining technology and production equipment for a limestone mineral resources set principles，selection of large-scale modern mining machinery installed wilderness drilling technology，relying on the series parallel type double row line network model hole with fine blasting
rock drill rig Development of Hydraulic Rock Drills and Hydraulic Drill Rigs During the exploitations at metal mines and the open-pit rock-drilling jobs, the drilling and blasting method is the only effective rock-breaking method. Hydraulic rock drills and hydraulic rock drill rigs are cost-effective rock-breaking equipments. The computer-control automatic
