FIELD: machine tool manufacture. SUBSTANCE: drive unit is in the form of device providing adjustment of length values of links of six-rod machine tool; said links are connected by means of machine tool module. Each drive includes holder mounted with possibility of motion in its housing. In order to receive high-speed six-rod machine tool with rigid structure, drive unit is provided with linear measuring device placed at outer side of holder and with measuring head mounted on body of holder. Holder has cross section with open contour. EFFECT: improved design. 12 cl, 5 dwg
