The function of the rock drill propulsion beam slide


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Modeling and Research of Fuzzy PID Control Strategy for Hydraulic Rock

Abstract According to the coupling characteristic of propulsion system and impact system of hydraulic rock drill, deduced the calculation formula of optimal axial thrust for the

Rocket Propulsion Elements

This propulsion system has nine Merlin liquid propellant rocket but only eight of these can be seen in this view. The total take-off thrust at sea level is approximately million pounds of thrust force

Research on the Matching of Impact Performance and Collision

In order to effectively guarantee the continuous working ability of the hydraulic rock drill, more and more scholars pay attention to the research on the relationship between the impact

Design and development of a low noise rockdrill

The primary design concept was to encapsulate a standard Seco S215 pneumatic rock drill in a composite material tube. The tube is pushed onto the rock face by a pneumatic cylinder and is

US3744575A

A rock drill feed bar supported by a drill boom is longitudinally displacable as well as extendable. For that reason it comprises a first, a second and a third bar member which are slidably

US4682899A

A feed beam for a rock drill comprises a die beam (10) of aluminium, which has two beads (12, 13). Guides (20) for a cradle for a rock drill can be snapped onto the beads to embrace the

A kind of rock drill propulsive mechanism

To solve the above problems, a kind of rock drill propulsive mechanism of present invention offer, convenient processing and manufacture, production cost are low.

NO20054326L

The invention relates to a telescopic feed beam for a rock drill and to a method of measuring a travel length. The pressure surface of a piston (11b) in a feed cylinder (11) of the feed beam is

Drill slide for rock drilling apparatus

When the drill slide of the present invention is in the retracted configuration as shown in FIG. 1, the drilling apparatus can be used for rock bolting, whilst when the drill slide is...

Glossary of nautical terms (A–L)

This glossary of nautical terms is an alphabetical listing of terms and expressions connected with ships, shipping, seamanship and navigation on water (mostly though not necessarily on the

US20100294570A1

A boom arrangement ( 7 ) for a rock drill rig ( 5 ) including a feed beam unit ( 8 ) for displaceable reception of at least one rock drilling machine ( 10, 10′ ), a support unit ( 13 ) for connection to

CN215369901U

The utility model relates to the field of rock drilling equipment, in particular to an improved anchor rod trolley propulsion beam structure based on a rock drilling trolley propulsion beam.

CN213016238U

The utility model discloses an anchor rod platform truck rock drill advancing mechanism belongs to tunnel anchor equipment technical field. The utility model discloses an anchor rod platform

US7712545B2

A telescopic feed beam for a rock drill includes a lower beam and an upper beam arranged to move with respect to each other in the longitudinal direction. The cross section of the lower

Drilling Rigs and Tools

This chapter discusses the components and functions of a drilling rig and drilling tools. A drilling rig usually has six necessary subsystems classified as hoisting system, rotary system,

Modeling and Research of Fuzzy PID Control Strategy for

On the basics of the calculation formula before, the paper constructed compound driven propulsion system of hydraulic rock drill based on electro-hydraulic proportional

Components of a drilling rig in oil and gas

Drill Line: A strong steel cable or rope used in the drilling rig that is reeved on sheaves of the crown block and traveling block to raise and lower the traveling

Structure and Working Principle of Hydraulic Rock Drill

The frame provides structural support for the rock drill, while the propulsion mechanism (typically a hydraulic cylinder or chain system) advances the drill forward, maintaining contact pressure

The Role of Rock Drills in Quarry Drilling and Blasting Operations

Rock drill tools, such as pneumatic and hydraulic drills, are the backbone of any quarrying operation. Their primary function is to bore holes into rock formations, facilitating the

Drill slide for rock drilling apparatus

It is therefore difficult to use a drill slide mechanism of a set length to drill the advancement holes and the rock bolt holes. One solution to overcome this is providing two different machines,

Working principle of rock drill. | Download Scientific

To optimize and improve the impact performance of a hydraulic rock drill, it is helpful to test the stress waves of the drill and analyze the impact energy,

Drilling Rig Systems, Components and their Functions (1)

The function of a derrick is to provide the vertical clearance necessary for raising and lowering the drill string into and out of the hole during drilling operations.

Research on Adaptive Control of Air-Borne Bolting

Rotation speed and propulsive force are the two critical parameters in the work of the air-borne bolting rig. To address the problem that

Integrated Drill Boom Hole-Seeking Control via

I. INTRODUCTION The rock drilling jumbo holds immense significance in underground drilling and tunneling operations due to its ex-ceptional adaptability and cost advantages [1], [2]. As

DRILLING MACHINES

Summary The principal drilling methods used in mines today are mechanical ones in which a drill drives cutting tools into rock by means of static or dynamic force. Percussion rock drills are the

Rock Drilling

Abstract Rock drilling is widely used in various types of rock engineering. Rock boring is often used in tunneling, underground mining, and nuclear waste depository. This

Rocket Propulsion and Guidance | SpringerLink

A rocket consists of four major components: frame, payload, propulsion system and guidance system. In this section we outline guidance systems—their necessity, function and

WO1995018912A1

An extension feed beam for a rock drill, comprising a lower beam (1), and an upper beam (2) mounted slidably with respect to the lower beam (1). According to the invention, slide rails (2b)

Deephole Drilling

the walking beam drill developed at about the same time. Like the Chinese system, the spring pole and walk- ing beam designs are forerunners of modern cable rigs still in use today.

Microsoft Word

The propulsion system of hydraulic rock drill is a device to drive the rock drill body forward and make it well contact with the rock, so the rock drill can achieve good crushing efficiency in the

Drilling Rigs and Tools | SpringerLink

This chapter discusses the components and functions of a drilling rig and drilling tools. A drilling rig usually has six necessary subsystems classified as hoisting system, rotary

List of components of oil drilling rigs

List of components of oil drilling rigsThis article lists the main components of a petroleum onshore drilling rig. Offshore drilling rigs have similar elements, but are configured with a number of

Modeling and Research of Fuzzy PID Control Strategy for Hydraulic Rock

According to the coupling characteristic of propulsion system and impact system of hydraulic rock drill, deduced the calculation formula of optimal axial thrust for the propulsion

ROCKET PROPULSION ELEMENTS

The new longer chapter on electric propul­ sion has been extensively revised, enlarged, and updated. Chapters 16-18 and 20 apply to all types of propulsion, namely thrust vector control,

About The function of the rock drill propulsion beam slide

About The function of the rock drill propulsion beam slide

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