ZJ21 hydraulic drill jumbo specification

Jumbo hydraulics. 6.20 m (18 ft) 6.50 m (23 ft 1 in) Variable displacement piston pumps with load-sensing, closed-circuit design for bolter head and boom movements. Intelsense control system incorporating these features: collaring, anti-jamming, automatic water monitoring with feed return should low pressure be encountered, auto return to start ...

Drilling Machine: Definition, Parts, Operation, Types, …

A drilling machine is a type of machine in which the holes are being made on the workpiece by making use of a rotating tool called drill bit or the twist drill. Drilling is basically a technology of creating holes. Drilling operations can …

Performance analysis of drilling machines based on rock

Performance analysis of drilling machines and estimating drillability of rock is a critical process for every drilling operation, since estimating the drillability by means of the rate of drilling (DR) has a significant impact on the cost and time scheduling of rock excavation projects. The aim of this study is to estimate the DR of both diamond and …

DT1331i TUNNELING DRILL

1. DT1331 i - TUNNELING DRILL DT1331i TUNNELING DRILL DT1331i is a computer-controlled three boom electro-hydraulic jumbo for fast and accurate drilling in tunneling and cavern excavations. Drill rig has automatic drilling functions and boom positioning under supervision of the operator of the drill rig.

Top Jumbo Drills used in Underground Mining | An …

The outlined mining companies make different specialized tools that are dominant in the mining world. Among those tools are jumbo drills used in different …

Underground Face and Jumbo Drill Rigs for Mining and …

Mining and tunnelling jumbo drilling rigs for drifting/face drilling. The underground jumbo drill rigs from Epiroc are used for blast hole drilling in underground mining and …

DD422i: underground power for mining operations

DD422i has the widest range of automatic drilling functions, able to achieve reduced over-breaking with maximized pull-out per blast. It's the ideal choice for …

How does jumbo drill work in underground mines …

The shaft thrust and thrust speed generated by the thrusters should be adjusted arbitrarily so that the rock jumbo drill can work under the optimum shaft thrust state. At the begining of the underground …

DD321 DEVELOPMENT DRILL

DEVELOPMENT DRILL DD321 is a compact two-boom jumbo for demanding conditions and multiple applications. The jumbo is capable of face drilling, cross-cut drilling and bolt hole drilling. The drill's various options make it suitable for a range of conditions and tasks. The proven and robust SB40 boom provides coverage of …

DD321: precision in underground drilling

DD321 is a compact two-boom jumbo capable of operating in demanding conditions, thanks to its flexibility to answer various needs such as face drilling, cross-cut drilling and bolt-hole drilling. ... With decades of dedication and engineering work we have developed our rock drills for harsh conditions and heavy-duty work. Rock drills ...

Jumbo Drill

Foreuse Jumbo Lorsque cette carte est Invoquée Normalement : vous pouvez augmenter le Niveau de tous les monstres de Type Machine que vous contrôlez actuellement de 1. Si cette carte attaque un monstre en Position de Défense, infligez des dommages de combat perçants à votre adversaire.

Drifter

The rock drill equipped on crawler drills and drill jumbos is the rock drill that will be discussed in this paper. Incidentally, rock drills used by crawler drills have a bore diameter of ø64 mm to ø127 mm and a drilling depth of up to 20 m. Drilling to this depth is enabled by adding together several drill rods of about 3 to 6 m in length.

Underground hard rock drills |

The multicarrier function can help boost productivity with bolting heads set up for multiple rock bolts. Get the most from your underground drill rig machines with fixed and telescopic jumbo drill feeds. The feeds are engineered for seamless drifter integration with lightweight, durable components.

J352-LS | J.H. Fletcher & Co.

The Fletcher J352-LS model drill jumbo is designed. for efficient drilling of headings up to 60'w x 35'h. Ergonomically-designed cab is heated, air conditioned and designed for reduced noise. ... Enough fuel and pelletizing water on-board for a full shift. Machine Dimensions. 50' L x 9' W x 11.5' H . 15m L x 2m W x 3m H. Headings up to. 60' W x ...

FCMJ1-14 Underground Drill | Large Underground Jumbo Drill …

FCMJ1-14 Underground Drilling Machine. Direct line: +86 . Email: fucheng@fuchenghyd. The FCMJ1-14 drilling jumbo is mainly used to drill hole for tunnel construction in mining, metallurgy, water and electricity, railways, highway engineering, etc. This series uses all hydraulic drive, with high efficiency and speed that …

Underground Jumbo Drills

1 877 GO WAJAXEmailBranches. Home Underground Drill Jumbos. Underground Drill Jumbos. The reliability of your jumbo drill is essential in underground mining. Stay …

ZJ21 jumbo drill |

Designed for flexibility and productivity, the ZJ21 is a jumbo drill on a first-ever common-carrier platform that makes operator training and adoption on the controls easier and faster. The ZJ21 also offers excellent useable coverage in a small jumbo platform. Usable face coverage up to 66 m 2 for getting the most from your application use cases.

DT821 Two Boom, Electro-Hydraulic Jumbo Drill Rig

DT821 is a two-boom jumbo designed for fast, accurate tunneling and cavern excavation drilling. It can be equipped with hydraulic or electronic drilling systems. …

Types of Drilling in Mining

Auger drilling is the simplest form of drilling. It involves the manual rotation of a helical screw into the ground, usually by two people although auger drills can also be mounted to small vehicles. Once the auger drill is deep enough, the earth is lifted up by the blade of the screw. This kind of drill specializes as an initial geochemical ...

Drill Jumbo adalah Alat Pertambangan dan Tunneling

Drill jumbo adalah sebuah alat khusus untuk mempermudah pembangunan di area pertambangan bawah tanah. Peralatan ini berperan untuk mengebor di dalam tanah dilengkapi pula oleh mesin-mesin bertenaga khusus. Banyak ditempatkan untuk proyek penggalian dengan tingkat perkerjaan tinggi. Seperti kita ketahui bahwa terdapat …

DT820

DT820 is a two-boom jumbo engineered for fast, accurate tunneling and cavern excavation, allowing face drilling, bolt hole drilling and cross-cutting. Features Easy to operate hydraulic control system The hydraulic-controlled drilling system with its ergonomic panel is easy to operate and has automatic functions and different optional ...

Prediction of jumbo drill penetration rate in underground

The drill and blast method is the most important method used in underground excavation. In the drill and blast method in tunneling, drilling constitutes the largest cost and time 1.In drilling ...

Jumbo Drill | Yu-Gi-Oh! Wiki | Fandom

Jumbo Drill せん こう じゅう き ドリルジャンボ. *Disclosure: Some of the links above are affiliate links, meaning, at no additional cost to you, Fandom will earn a commission if you click through and make a purchase. Community content is available under CC-BY-SA unless otherwise noted. Yu-Gi-Oh ...

DT912D Tunneling Jumbo For Underground Mining

The intelligent drilling control system features settings for nine hole types along with three alternative control methods. Fast and accurate drifting. The jumbo's boom has full automatic parallelism and a large coverage area. The torque-based drilling control minimizes jamming risks and the boom compensation models increase accuracy (option).

Drill Jumbo | Tunnel India

Drill jumbos are designed to adapt to various tunneling requirements. They can be equipped with different drilling attachments, such as rotary or percussive drill heads, to accommodate different rock formations and drilling methods. Additionally, drill jumbos can be configured with variable reach booms and articulated carriers, enabling them to ...

Top Jumbo Drills Manufacturers & Top Jumbo …

The jumbo drill machine or jumbo mining machine is a kind of rock drilling machine. Jumbo drills are usually used for underground mining if mining is done by drilling and blasting. The jumbo mining …

Underground jumbo drill machine ultimate guide

1. There is just one boom drilling device on the single boom Jumbos. Drilling jumbos of this kind are often low-profile machines witha structured design.
2. The single boom jumbo, also known as the single-arm underground drilling jumbo, is primarily used in mining, metalworking, water and power, railway, and highway engineering tunneling projects.

1. There is just one boom drilling device on the single boom Jumbos. Drilling jumbos of this kind are often low-profile machines witha structured design.
2. The single boom jumbo, also known as the single-arm underground drilling jumbo, is primarily used in mining, metalworking, water and power, railway, and highway engineering tunneling projects.
3. It operates on the tunnel's face, roof, sides, and floor.
4. Furthermore, the single boom jumbo can drill the blast hole and the bolt hole with ease.

ZJ21 hydraulic drill jumbo specification

Jumbo hydraulics. 6.20 m (18 ft) 6.50 m (23 ft 1 in) Variable displacement piston pumps with load-sensing, closed-circuit design for bolter head and boom movements. …

DRILL JUMBOS | J.H. Fletcher & Co.

With a Fletcher jumbo drill, you can get the latest in available technology for productivity, worker safety, and comfort. Drill large areas accurately with Fletcher Programmable Angle Indicator from any chassis position. …

FC30-1BD Underground Drill | Large Underground Jumbo Drill …

FC30-1BD Underground Drilling Machine. Direct line: +86 . Email: fucheng@fuchenghyd. FC30-1BD Drilling jumbo is mainly used to drill hole for tunnel construction in mining, metallurgy, water and electricity, railways, road engineering, etc. This series uses all hydraulic drive, with high efficiency and speed that can be 0.8-2m ...

Understanding The Mechanics Of A Jumbo Drill: How Does It …

A jumbo drill is a heavy-duty machine commonly used in mining and tunneling operations. It is primarily used for drilling holes in rock and other hard materials. These holes are often necessary for various purposes, such as explosive placement, …

Underground Face Drill Rig (Jumbo) | Boomer M20 S

The Boomer M20 S has a sturdy and robust design with optional zero-emission battery driveline. This is the first rig of its kind to be able to drill partly on battery power. The automation-ready carrier of the Boomer M20 S is the perfect platform to enable your mining operations to reach future automation goals.

Jumbo Drill Machine

Jumbo Drill Machine. Model：RCZ-22J hydraulic tunnel Jumbo drill machine. Drilling depth：3880mm. Drilling diameter :38-100mm. Power：electric motor and diesel engine. Walking way : wheel mounted. Drilling way :air impacting. Application :blast hole drilling of underground mining, tunneling and bolting operation. Chat Now Send Inquiry.

DD421 DEVELOPMENT DRILL

DEVELOPMENT DRILL DD421 is a two boom electro-hydraulic jumbo for fast and accurate drilling in drifting and tunneling of 8 - 60 m² cross sections. The improved hydraulic control system with new features enables accurate drilling performance with efficient control. The new RD525 rock drill has proven to be an

What Is a Jumbo Operator? (With Definition, Duties and Skills)

A good jumbo operator knows which rock drills are the most suitable for the job. Setting up a jumbo drill rig involves checking the drilling equipment, including ensuring the air inlet and exhaust ports are free and fittings are tight. Jumbo operators also blow out the air hose to remove moisture and dirt and fill the lubricator with oil.

DD422iE DEVELOPMENT DRILL

Rock drill oil consumption 180 - 250 g/h Rock drill air consumption 250 - 350 l/min BOOM Type of boom SB60 / SB60i (TS2-264) Parallel coverage 54 m² Boom parallel holding Hydraulic / electric Boom extension 1 200 mm Boom weight, net 2 250 kg Roll-over angle 358 ° Bolt hole drilling Yes HYDRAULIC ROCK DRILL Type of rock …