A Top hammer drill is a rock drilling tool that transfers impact energy from the drill body to the drill rod and bit. It is used for blast-hole drilling, support-hole drilling, and stone work where workers need a hard impact tool instead of a cutting tool. The product is close to the pneumatic rock drill range listed in the factory profile, including leg type, hand-held type, and upward type machines. Its main advantage is direct impact, simple field use, and easier replacement of wearing parts such as drill rod, bit, air leg parts, and seals.
Product Parameters
|
Parameter |
Value |
|
Product type |
Pneumatic top hammer / rock drilling tool |
|
Related models |
YT28, YT23, YT24, YT29A, Y26, Y24, Y20, YSP45 |
|
Power source |
Compressed air |
|
Use direction |
Horizontal, inclined, hand-held, or upward drilling by model |
|
Main parts |
Drill body, piston, valve group, rotation parts, air connection |
|
Working place |
Mine, quarry, tunnel, road cutting, support hole work |
|
Wear parts |
Drill bit, drill rod, seals, spring, air leg parts |
Components
The tool can include drill body, piston, valve parts, rotation mechanism, air inlet, water connection, air leg or handle parts, and matched drill rod. For a Top hammer drill, the bit and rod should be checked often because worn contact faces reduce impact transfer.
Main Applications
1. Blast-hole drilling in mine and quarry work.
2. Support-hole drilling for tunnel and roadway repair.
3. Stone splitting and small civil construction drilling.
FAQ
Q: Which air source is needed?
A: The compressor should match the tool air consumption and pressure. A weak air line will make drilling slow and can raise wear.
Q: What parts wear fastest?
A: Drill bits, rods, seals, springs, and air leg parts are common wearing parts. The real change time depends on rock hardness and daily work time.
Q: Can one model cover every drilling direction?
A: No. Hand-held, air-leg, and upward drilling need different structures. The Top hammer drill should be chosen by hole direction and site space.
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