Down-the-hole hydraulic drill rig maintenance encyclopedia

What is a down the hole drilling rig?

Down the hole drilling rig is an impact rotary drilling rig. Its internal structure is different from that of a general rock drill.

What is another name for down hole drilling?

Down hole drilling is also known as hammer drilling, percussion drilling, or simply down hole drill. This term refers to the drilling method used to bore holes vertically into the ground.

What is a down-the-hole drilling machine?

The down-the-hole drilling machine is suitable for large-diameter blast hole rock drilling operations in small and medium-sized mines, road construction, water conservancy, and stonework, as well as drilling anchor holes in slope support, tunnel support, and foundation pit support. The main drilling object is a rock formation.

What is a down hole drill used for in drilling?

A down hole drill, or DHD, is used to drill overburden and rock. Casing bits and reamers are used to drill the initial holes for installing casing and to provide an annulus for grouting. The following instructions are for a stabilizer to be used. If a stabilizer is not required, use a drill pipe from the carousel in its place.

Do hammer drilling rigs need a hydraulic system?

Source: Hammer Drilling Rigs A well-maintained hydraulic system is essential to keeping your drilling rig running efficiently today and for years to come. It is far more productive to prevent breakdowns through regular maintenance than to deal with the downtime and increased cost associated with hydraulic system failures.

How do you maintain a hydraulic rig?

Basic maintenance on these components includes replacing the filter, cleaning the inside and outside of the hydraulic tank, checking and recording hydraulic pressures and flows, and inspecting hydraulic hoses and fittings. The drilling rig manufacturer’s equipment manual should include hydraulic circuit diagrams.