A pneumatic crawler drill is a self-propelled drilling machine that runs on compressed air. It moves on tracks, so it can go over rough ground, mud, and hills. This machine uses air power to drill holes in hard rock. You can use it for water wells, mining, and construction jobs.
Many people call this equipment an air track drill rig. The name comes from its track system and air-powered operation. Unlike electric or hydraulic drills, this rig uses air pressure to turn the drill bit and move the feed system. This makes it safer in some work environments because there are no electric sparks.
The main power source for this machine is an air compressor. The compressor sends high-pressure air through hoses to the drill. This air does two jobs. First, it powers the rotation of the drill bit. Second, it blows the rock cuttings out of the hole. This cleaning action keeps the bit from getting stuck and speeds up the work.
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Pneumatic Crawler Drill Specifications
Most pneumatic crawler drills share similar specifications. Here are typical numbers for a mid-sized model.
| Model | YG-180 | YG–200 | YG–300 | YG–300A | YG–400 | YG–600 |
| Drilling hole diameter | 140-254mm | 140-305mm | 140-325mm | 140-325mm | 140-350mm | 140-350mm |
| Drilling depth | 180m | 200m | 300m | 300m | 400m | 600m |
| One-time advance length | 3.4m | 3.4m | 6.6m | 3.4m | 6.6m | 6.6m |
| Walking speed | 2.5km/h | 2.5km/h | 2.5km/h | 2.5km/h | 2.5km/h | 2.5km/h |
| Climbing angles (Max.) | 30 | 30 | 30 | 30 | 30 | 30 |
| Equipped capacitor | 55kw | 65-70kw | 84kw | 75.8kw | 92kw | 115kw |
| Using air pressure | 1.7-2.5mpa | 1.7-3.0mpa | 1.7-3.3mpa | 1.7-3.0mpa | 1.7-3.5mpa | 1.7-3.5mpa |
| Air consumption | 17-31m³/min | 17-30m³/min | 17-35m³/min | 17-35m³/min | 17-35m³/min | 17-35m³/min |
| Drill pipe length | 1.5m, 2.0m, 3.0m | 1.5m, 2.0m, 3.0m | 1.5m, 2.0m, 3.0m,6.0m | 1.5m, 2.0m, 3.0m | 1.5m, 2.0m, 3.0m,6.0m | 1.5m, 2.0m, 3.0m,6.0m |
| Drill pipe diameter | 76mm, 89mm | 76mm, 89mm | 89mm, 102mm | 76mm, 89mm, 102mm | 89mm,102mm,108mm | 102mm,108mm,114mm |
| Rig lifting force | 15t | 12t | 20t | 16t | 22t | 28t |
| Swing speed | 45-65rpm | 45-70rpm | 45–115rpm | 40–70rpm | 45-115rpm | 45–115rpm |
| Swing torque | 3200-4600(N.m) | 3500-4800(N.m) | 6200-8500(N.m) | 5700-7500(N.m) | 6500-9000(N.m) | 8500-11000(N.m) |
| Dimension | 3800*1500*2200mm | 4000*1750*2450mm | 5900*2000*2850mm | 4100*1950*2600mm | 5900*2100*2850mm | 6000*2200*2850mm |
| Weight | 4500kg | 5800kg | 9000kg | 7000kg | 10000kg | 12000kg |
These specs can change based on the model and manufacturer. Always check the exact numbers for the machine you want to buy.
Air Track Drill Rig Parts
Crawler Chassis
The track system is the base of this pneumatic crawler drill rig. It has strong steel tracks that spread the weight of the machine over a large area. This keeps the machine from sinking into soft ground.
Air Motor
The air motor changes air pressure into turning force. This motor powers the drill bit and the feed system. It has no electric parts, so it works well in wet or dusty conditions.
Feed System
The feed system pushes the drill rod and bit into the rock. It uses a chain drive powered by an air motor. This system gives steady pressure to the bit for fast drilling.
Boom Assembly
The boom holds the feed system and lets you move it. You can adjust the boom to drill at different angles. This lets you drill vertical, horizontal, or slanted holes.
Control Panel
The control panel has all the levers and valves for operating the machine. One person can control everything from this panel. The controls are simple and easy to learn.
Why Choose A Pneumatic Crawler Drill For Your Project
This type of drilling machine offers several benefits over other types. Here are the main reasons people choose a pneumatic crawler drill.
Works Well On Rough Ground
The tracks let this machine go where wheeled vehicles cannot. It can cross muddy fields, rocky slopes, and construction sites with ease.
No Electric Hazards
Since this rig runs on air, there is no risk of electric shock. This makes it safer to use in wet conditions or near water sources.
Simple Maintenance
Air motors have fewer parts than electric or hydraulic systems. This means less breakdown and lower repair costs. Most maintenance is just cleaning and oiling.
Fast Drilling Speed
The air-powered hammer action breaks rock quickly. In good conditions, this rig can drill 15-35 meters per hour.
One-Operator Design
You only need one person to run this machine. The controls are easy to reach and understand. This saves labor costs on your project.
Water Well Drilling Machine for Sale Applications
Water Well Drilling
Many people buy this as a water well drilling machine for sale. It works well for farm irrigation wells and domestic water supply. The machine can drill through clay, sand, and soft rock to reach water.
Mining And Quarrying
In mines and quarries, this pneumatic crawler drill rig makes blast holes. It can drill many holes quickly in hard rock. The tracks let it move around the site with no trouble.
Construction Projects
Builders use this rig for foundation work and road building. It can drill holes for anchor bolts and piles. The machine can work in tight spaces where large rigs cannot go.
Geotechnical Exploration
This drill can take samples from underground. This helps engineers understand what is below the surface before they start big projects.
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How To Choose The Right Pneumatic Crawler Drill Rig
Picking the right air track drill rig will save you time and money. Here are the key things to think about before you buy.
Project Size
Small farms and homes need a lighter machine. Big mining jobs need a heavier, more powerful drill. Match the machine weight and power to your work.
Rock Type
Soft rock and soil need less power. Hard rock needs more air pressure and a heavier hammer. Ask the seller if the machine can handle your rock type.
Compressor Size
Your air compressor must match the drill’s air needs. Check the cfm and psi requirements. A compressor that is too small will make the drill work slowly.
Transport Needs
Think about how you will move the rig to your site. Check the machine weight and size. Make sure your truck or trailer can carry it.
Budget
Compare the machine cost with the savings in labor and time. A higher-priced rig might drill faster and save you money over time.
5 Operating Tips for Your Air Water Well Drilling Rig
These simple tips will help you get the best results from your pneumatic crawler drill.
Check The Air Supply
Make sure your compressor delivers the right pressure and volume. Low air pressure will slow the drilling. Too much pressure can damage the machine.
Choose The Right Bit
Use a button bit for hard rock. Use a cross bit for softer ground. The right bit will drill faster and last longer.
Keep The Hole Clean
Air must blow the cuttings out of the hole. If the hole fills with cuttings, the bit will get stuck. Check the air flow often during drilling.
Lubricate The Air Motor
Add air tool oil to the air line. This keeps the motor running smooth. Without oil, the motor will wear out fast.
Inspect The Tracks
Check the track tension every day. Loose tracks can fall off. Tight tracks wear out faster. Keep the tension in the middle range.
Technical Support And After-Sales Service
Good after-sales support is critical when you invest in drilling equipment. A professional manufacturer will provide video operation guides and remote technical assistance. For overseas buyers, clear assembly instructions and responsive spare parts supply are essential.
When you purchase a pneumatic crawler drill rig, ask about:
- Assembly requirements and tools needed
- Spare parts availability and lead time
- Technical documentation provided
- Warranty terms and coverage
Reliable manufacturers can offer guidance on selecting the right drilling tools such as tricone bits, DTH hammers, and drill pipes for your specific geology. This support helps you avoid unnecessary downtime and keeps your project on schedule.
