28 How to repair the gas leg of a rock drill


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Troubleshooting and handling of air-leg rock drills (YT27、YT28

(2) Elimination measures: First, adjust the pipeline to eliminate air leakage, increase the diameter of the air supply pipe, and reduce the gas consumption equipment; and whether the reversing

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Check and repair at least once a week, remove the stolen goods inside the machine, and pay attention to replacing damaged and failed parts. ·

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YT28 air-leg rock drill is a new type of rock drill. It is widely used in quarrying, mining, tunneling, and drilling blast holes in various rock drilling operations. It is an indispensable important

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Our pusher legs and stoper rock drills cover all construction, tunnelling and mining applications in different rock formations. They are robust designed, with high impact energy and low air

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Air leg rock drill is a tool work in quarrying, construction and mining, which uses compressed air to drive rock drilling tools for rock drilling operations.

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The document first introduces the basic structure and working principle of the rock drill, and then elaborates in detail on the preparation work

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The air-leg rock drill is installed on the air leg for operation, and the air leg can play the role of support and propulsion, which reduces the labor intensity of

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Knee holes are usually the easiest holes to collar and usually drill faster than others as the pusher leg is more in line with the drill and exerts more forward force on the drill towards the face. The

Secoroc YT28 Pusher Leg Rock DRILL

The rock drill and pusher leg are lubricated with oil mixed with compressed air, which is taken to the parts that need continuous lubrication. Oil is metered into the compressed air using the

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(7) A special person for the gas leg rock drill should be responsible for the maintenance. After work, carefully check whether all parts are damaged, and repair it in time if there is a failure.

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Common faults and troubleshooting methods for rock drills are shown in the table below: List of common faults and troubleshooting methods for rock drills

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The rock drill gas leg type support allowing the holes to be formed accurately in multiple angles comprises an orientation guide rail, supporting bolts and two bidirectional gas leg type

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About 28 How to repair the gas leg of a rock drill

About 28 How to repair the gas leg of a rock drill

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6 FAQs about [28 How to repair the gas leg of a rock drill]

How do you lubricate a rock drill & pusher leg?

The rock drill and pusher leg are lubricated with oil mixed with compressed air, which is taken to the parts that need continuous lubrication. Oil is metered into the compressed air using the FY250 lubricator connected to the air line.

How do you tighten a rock drill?

The tightening torque shall be 150 Nm. h Check the rock drill's connection to the pusher leg. h Check the hoses, couplings and controls for leakage and damage. h Check that the rock drill and pusher leg are receiving enough lubrication. Fill the lubricator as necessary. h Drain the water separator. h Check the air and water pressure.

How do you use a rock drill?

When you have finished drilling Run the rock drill at medium speed when retracting the working tool from the drilled hole. Lay down the rock drill on a stone, wooden plank or similar object, so as to prevent drill cuttings and other foreign matter from entering the chuck. Turn off the water pressure before the air pressure.

How do you clean a rock drill?

Lay down the rock drill on a stone, wooden plank or similar object, so as to prevent drill cuttings and other foreign matter from entering the chuck. Turn off the water pressure before the air pressure. Run the rock drill for a few seconds to clean out water and moisture after the water has been shut off. Maintenance

How do you re-start a rock drill?

If powerful blow-cleaning of the drill hole is required, turn the throttle lever fully backwards beyond the stop position for extra blowing, whereupon the rock drill stops. This can be done during drilling. When the drill hole is clean, turn the throttle lever forwards again to re-start the rock drill. 11 When you have finished drilling

How do you remove a piston rod from a rock drill?

Switch off the rock-drill percussion and flushing by means of the throttle lever. 2. Press the trigger, whereupon the piston rod is pulled back into the pusher-leg cylinder automatically. 3. Re-position the pusher leg. 4. Release the trigger, whereupon the piston rod will move outwards again. 5.

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