Two. The spindle gearbox of ZOJE radial drilling machine adopts hydraulic variable speed, with 16 variable speed feed and 16 spindle speed. According to the transmission principle, there are two kinds of clutches, forward and variable speed, which are important accessories in daily production and should be used at all times during the action of radial drilling machine. The spindle of radial drilling machine is an important part of machine tool, and its main function is to drive the spindle of drilling machine to rotate, so as to realize drilling, filing and reaming.