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...
The pick is a kind of pneumatic tool which is widely used in mining industry and construction industry. But how to reduce the vibration of the pick handle has become an urgent technical problem to ...
The use of air picks and precautions
air pick is a kind of manual pneumatic tool; it uses compressed air neon to push the reciprocating motion of the live package; it makes the head of the pick con...
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...
The pneumatic pick is a kind of hand-held machine, the pneumatic pick is composed of the distribution mechanism, the impact mechanism and the pick rod. Therefore, the requirements of compact struct...
The air-leg rock drill relies on compressed air to drive the piston to reciprocate. During the stroke, the piston strikes the shank tail, and during the return stroke, the piston drives the drill t...