Zobrazeno 1 - 4
of 4
pro vyhledávání: '"coal mine underground drilling rig"'
Autor:
LI Kun
Publikováno v:
Meikuang Anquan, Vol 54, Iss 3, Pp 226-231 (2023)
In order to meet the design requirements of the end-actuator of the drill pipe loading and unloading robot in coal mines, a hydraulic permanent magnet drill pipe grabbing device was developed. The structural characteristics and the process flow of th
Externí odkaz:
https://doaj.org/article/989634d7bfb244beb1f5e375ab1b856c
Publikováno v:
Meikuang Anquan, Vol 53, Iss 3, Pp 150-155 (2022)
The basic design principles and structural characteristics of the feeding device of drilling rig in underground coal mine are analyzed. According to the demand of long-stroke, a feeding device by the series and parallel combination cylinder is develo
Externí odkaz:
https://doaj.org/article/2caa7d12efba4bd19b87ee80a57adfce
Publikováno v:
Coal Science & Technology (0253-2336); Apr2023, Vol. 51 Issue 4, p185-197, 13p
Publikováno v:
IOP Conference Series: Earth & Environmental Science; 3/4/2021, Vol. 668, p1-7, 7p