On September 26, 2021, the 2021 China (Guangdong) International “Internet +” Expo (abbreviation: Guangdong “Internet +” Expo) hosted by the Guangdong Provincial Committee of...
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; ...
YT27 is a fast rock drill independently developed by the company. YT27 pneumatic leg rock drill is widely used in drilling blasting hole, anchor hole (cable) hole in roadway excavation and various ...
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 following points should be paid attention to during the construction of the deepwater good drilling rig:
1. Scrub the outer surface of the drilling rig, and pay attention to the cleaning and ex...
1. For the newly purchased rock drill, due to the protection measures of packaging, there will be some anti-rust grease inside. Be sure to disassemble and remove it before use, and smear lubricant ...