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machine for breaking rock

Rock breaking machine - DOBSON PARK INDUSTRIES

Rock breaking machine - DOBSON PARK INDUSTRIES LIMITED. Title: Rock breaking machine. United States Patent 3889762. Abstract: A device for mounting a rock breaking or like impact tool on, for example the jib of an earth working machine, comprises a cradle having means whereby it may be attached to such a jib, a carriage for the tool, means ...

Royex Rock Breaking & Excavation – Safe, Reliable and

The Royex rock breaking system is a collection of products and techniques designed to effectively break rock without the impact of ground vibrations, fly rock, over break and toxic gases. Royex rock breaking tools together with the support of our expert engineers offers a powerful alternative to conventional explosives and mechanical rock ...

Rock-breaking implement for percussive machines ...

The rock-breaking implement of the self-propelled percussive machine for driving boreholes, shown in FIGS. 6 through 9, functions in the following manner. Upon receiving an impact impulse from the hammer piston 2 (FIG. 1) of the machine, the rock-breaking implement 4 penetrates, with its wedges 14 (FIG. 6), the face rock to break it.

Hydraulic Rock Breakers - Conquest Equipment

Hydraulic Rock Breakers. A breaker is a powerful percussion hammer fitted to an excavator for demolishing concrete structures or rocks. It is powered by an auxiliary hydraulic system from the excavator, which is fitted with a foot-operated valve for this purpose. Demolition crews employ the rock breaker for jobs too large for jackhammering or ...

US3889762A - Rock breaking machine - Google Patents

A device for mounting a rock breaking or like impact tool on, for example the jib of an earth working machine, comprises a cradle having means whereby it may be attached to such a jib, a carriage for the tool, means supporting said carriage in the cradle and arranged to permit a limited degree of oscillation or reciprocation of the carriage in the direction of oscillation or reciprocation of ...

(PDF) Rock breaking methods to replace blasting

2021-8-2 · Hydraulic splitting machine rock breaking process: According to the rock hardness, free surface, rock br eaking degree and the requirements of the direction of

Rock Cracking | Rock Breaking | Rock Splitting – Apex Rock ...

breaking rock and concrete since 2010. Apex began as many companies do, as an idea. Apex Rock Breaking Solutions is a one stop solution for all your rock breaking needs, wether you want to drill, hammer, blast or just break it without noise and in a more eco friendly way, We have got you covered.

Numerical and experimental research on the rock-breaking ...

2016-4-13 · Full-scale rock-breaking tests on a rotary cutting machine were conducted, and 25 groups of orthogonal numerical simulations were carried out. By comparing the normal force, rolling force, and specific energy of numerical results with those of experimental results, the optimal values of the defined parameters D c1 , k , and B were determined to ...

Influence of engineering parameters on rock breaking ...

2021-1-22 · Influence of engineering parameters on rock breaking performance of raise boring Measurement ( IF 3.927) Pub Date : 2021-01-15, DOI: 10.1016/j.measurement.2021.109005 Xiu-kun Hu, Zhi-qiang Liu, Hao Tan

US3889762A - Rock breaking machine - Google Patents

A device for mounting a rock breaking or like impact tool on, for example the jib of an earth working machine, comprises a cradle having means whereby it may be attached to such a jib, a carriage for the tool, means supporting said carriage in the cradle and arranged to permit a limited degree of oscillation or reciprocation of the carriage in the direction of oscillation or reciprocation of ...

(PDF) Rock breaking methods to replace blasting

2021-8-2 · Hydraulic splitting machine rock breaking process: According to the rock hardness, free surface, rock br eaking degree and the requirements of the direction of rock breaking and other conditions,

A Novel Concept for a Rock-Breaking Machine. II ...

This is the second paper describing the `Max' rock breaker. In the preceding part I, early experiments and the theory of the rock-breaking process were described. This report continues with a description of experiments made with a model unit (hole diameter 6.7 mm) to investigate the behaviour of the device in various geometries (tunnelling, stoping, and quarrying).

US20060048957A1 - Rock breaking machine and

A rock breaking machine and to a method of lubricating a tool of a rock breaking machine. The lubricating system comprises at least one lubricant channel ( 23 ) into which lubricant is fed by a lubricating device ( 24 ). Lubricant is supplied to the bearing members ( 19 ) of the tool ( 6, 13 ) of the rock breaking machine. The lubricating device comprises a lubricant container ( 25 ) and a ...

Hydraulic Rock Splitter Machine for Sale Factory Price ...

The YG splitter machine grasps the brittle characteristics of rock and concrete. Rock splitter for an excavator is designed using the principle of wedges-it can release a great breaking force outward in the narrowest hole. The hydraulic splitter is composed of a pump station and a splitter. When working, the high-pressure oil output by the pump ...

Rock Cracking | Rock Breaking | Rock Splitting – Apex Rock ...

ABOUT US breaking rock and concrete since 2010. Apex began as many companies do, as an idea. Apex Rock Breaking Solutions is a one stop solution for all your rock breaking needs, wether you want to drill, hammer, blast or just break it without noise and in a

Hydraulic Masonry Stone Rock Splitter Breaker Cutter ...

Manual Stone Breaking Machine Rock Splitter. $1,695.00. BS-S20A. Air-Assit Stone Breaking Machine Rock Splitter. $1,895.00. BS-SL20A. Air-Assit Stone Slab Breaking Splitter Machine. $2,395.00 . Home | Product Lines | Instructional Items | Contact Us E-Mail Us: [email protected] ...

Stone Masons Hammer, Masonry Stone Splitter, Hand

Manual Stone Breaking Machine Rock Splitter. $1,695.00. BS-S20A. Air-Assit Stone Breaking Machine Rock Splitter. $1,895.00. BS-SL20A. Air-Assit Stone Slab Breaking Splitter Machine. $2,395.00. Click Thumbnail For Full Size Image: Description. QUIKPOINT 10 oz. Power Caulker Gun .

Free-face-Assisted Rock Breaking Method Based on the

2016-7-22 · In order to improve the rock breaking efficiency of hard rock tunnel boring, many innovative rock breaking methods have been proposed (e.g., the water jet cutting, the high-power laser cutting, the impact-rotary drilling, and the undercutting method). However, most of the methods are not applicable to TBMs due to some structural reasons. Aiming on this problem, a free-face-assisted rock ...

Influence of engineering parameters on rock breaking ...

2021-1-22 · Influence of engineering parameters on rock breaking performance of raise boring Measurement ( IF 3.927) Pub Date : 2021-01-15, DOI: 10.1016/j.measurement.2021.109005 Xiu-kun Hu, Zhi-qiang Liu, Hao Tan

US20060048957A1 - Rock breaking machine and

A rock breaking machine and to a method of lubricating a tool of a rock breaking machine. The lubricating system comprises at least one lubricant channel ( 23 ) into which lubricant is fed by a lubricating device ( 24 ). Lubricant is supplied to the bearing members ( 19 ) of the tool ( 6, 13 ) of the rock breaking machine. The lubricating device comprises a lubricant container ( 25 ) and a ...

Hydraulic Rock Splitter Machine for Sale Factory Price ...

The YG splitter machine grasps the brittle characteristics of rock and concrete. Rock splitter for an excavator is designed using the principle of wedges-it can release a great breaking force outward in the narrowest hole. The hydraulic splitter is composed of a pump station and a splitter. When working, the high-pressure oil output by the pump ...

A Novel Concept for a Rock-Breaking Machine. II ...

This is the second paper describing the `Max' rock breaker. In the preceding part I, early experiments and the theory of the rock-breaking process were described. This report continues with a description of experiments made with a model unit (hole diameter 6.7 mm) to investigate the behaviour of the device in various geometries (tunnelling, stoping, and quarrying).

Rock breaking machine mining - e-przysietnica.pl

Rock Breaking Machine In Gold Industry. Tesmec 1150xhd Rock Hawg Pavement Breaking Machine In Action. Hydraulic rock breaking machines SERVICES We have a fleet of digger loaders, 20 and 24ton excavators fitted with Hydraulic Hammers to break through concrete floors, concrete foundations footings to digging through trenches with hard rock, breaking rock boulders or chipping away rock from ...

Rock Cracking | Rock Breaking | Rock Splitting – Apex Rock ...

ABOUT US breaking rock and concrete since 2010. Apex began as many companies do, as an idea. Apex Rock Breaking Solutions is a one stop solution for all your rock breaking needs, wether you want to drill, hammer, blast or just break it without noise and in a

Hydraulic Masonry Stone Rock Splitter Breaker Cutter ...

Manual Stone Breaking Machine Rock Splitter. $1,695.00. BS-S20A. Air-Assit Stone Breaking Machine Rock Splitter. $1,895.00. BS-SL20A. Air-Assit Stone Slab Breaking Splitter Machine. $2,395.00 . Home | Product Lines | Instructional Items | Contact Us E-Mail Us: [email protected] ...

Numerical research on rock breaking by abrasive water jet ...

2019-8-1 · Therefore, rock-breaking model of abrasive water jet-pick established by SPH and FEM can simulate the rock breaking process and the morphological feature of the rock crushing crater generated by pick and abrasive water jet well. Download : Download high-res image (539KB) Download : Download full-size image; Fig. 3.

Stone Masons Hammer, Masonry Stone Splitter, Hand

Manual Stone Breaking Machine Rock Splitter. $1,695.00. BS-S20A. Air-Assit Stone Breaking Machine Rock Splitter. $1,895.00. BS-SL20A. Air-Assit Stone Slab Breaking Splitter Machine. $2,395.00. Click Thumbnail For Full Size Image: Description. QUIKPOINT 10 oz. Power Caulker Gun .

Rock Breaking Demolitions – We supply all your

Rock Breaking for Pipe Jacking. Sales of Pneumatic hand held rock drills, Jack hammers and accessories. Our Services. We offer the following. Concrete Crusher. The partial demolition of buildings often poses a great challenge because part of the structure must remain intact.

Numerical Simulation of Rock-Breaking Process by Disc ...

The force load research of disc cutter can be used in the design of disc cutter, in order to improve the working life, determine when to change another cutter. Based on the working platform of ABAQUS finite element analysis module, single disc cutter rock-breaking of the simulation model is established, and according to the theory of rocks plastic rule, dynamics analysis and dynamic simulation ...