The hand-held rock drill was introduced by Ingersoll-RandCo. in 1912. According to the power form, it is divided into four categories: pneumatic, hydraulic, electric and internal combustion drive. ...
In the 2nd century BC, China has used manpower and used bamboo bow elastic force to make the cone drill bit impact the ground to drill. Later, it was used in rural China for a long time. It was not...
1. Operate pneumatic rock drills workers,Before going down the well must wear good personal labor protection equipment.
2. Arriving at the workplace, first check the processing, knocking on the ro...
Troubleshooting of rock drills
Common faults and treatment methods of air-leg rock drills
Fault 1: The rock drilling speed is reduced
(1) Causes of failure: First, the working air pressure is low; ...
Innovative S82 pneumatic rock drill, and through the valve-train impact drill, cooling and lubrication mechanism, slewing mechanism, the innovation of the flushing mechanism four design, break thro...
The rock drill works according to the principle of impact crushing.
When working, the piston makes high-frequency reciprocating motion, constantly impacting the shank.
Under the action of the impac...
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