The day before, Dalian University of Technology academician Wang Liding team successfully developed 1 grade precision master gear, gear accuracy indicators have reached international advanced. The technology has all the independent intellectual property rights, and fills the gap of the 1 level precision gear manufacturing process and measurement methods both at home and abroad.… [More]

As is known to all, gear drive is the most common mechanical transmission in modern machines, and it is an important basic component of mechanical products. Compared with other mechanical transmission forms (chain drive, belt drive, hydraulic transmission), it has the characteristics of large power range, high transmission efficiency, accurate transmission and long service life. Therefore, it has become the indispensable transmission part of many… [More]