Product Introduction
The ZQSZ-140/4.1 frame-supported pneumatic handheld drill features large torque, forward and reverse rotation functions, portability, simple structure, and easy maintenance. This series of drills is suitable for drilling operations for water exploration (drainage) and gas in rock and coal seams, and can also be used for tasks such as bolt support in coal and semi-coal roadway sidewalls, blast hole drilling, and bolt installation.
Product Features
- It can realize three operation modes according to user requirements: handheld, leg-supported and frame-supported, realizing one machine with three functions.
- This machine is a high-torque handheld drilling machine compliant with national industry standards, and is a lightweight equipment for short-range advance probing in coal mines.
- This machine features forward and reverse rotation functions, allowing convenient drilling in and retracting of drill rods and bits.
- Special materials and manufacturing processes ensure a trouble-free working time of over 6 months.
- It is ready to use after installation, convenient and flexible, with a unique control mechanism for easy operation, integrating support and propulsion into one unit.
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Overall
Performance
Parameters
|
Basic Performance Parameters |
Unit |
ZQSZ-140/4.1 |
| Working Pressure |
MPa |
0.5 |
| Rated Torque |
N·m |
140 |
| Rated Reverse Torque |
N·m |
140 |
| Rated Rotation Speed |
r/min |
280 |
| Maximum Output Power |
kW |
4.1 |
| Maximum Load Torque |
N·m |
220 |
| Stall Torque |
N·m |
240 |
| Starting Torque |
N·m |
230 |
| Air Consumption |
m³/min |
5 |
| No-load Rotation Speed |
r/min |
610 |
| Torque at 1/2 No-load Rotation Speed |
N·m |
305 |
| Noise |
dB(A) |
110 |
| Machine Weight |
kg |
19 |
| Drill Shank Size |
mm |
18 Square / 24 Square |
