驱动辊 meaning in English

driven roller
leading roll

Diameter of punched driving roller is large , suiting rewinding of large and small roll
复卷驱动辊直径大，适应大小卷径的复卷。
This shall erect bell cleanup scrapper in front of belt - drive roller , so that this clean up crude coal adhered onto belt
皮带驱动辊筒前安装有皮带清洁刮板，清除粘结于皮带上的原煤。
Direct drive to the rolls with heavy - duty helical bevel gears where the output shaft is directly coupled to the roll shaft
高坚固的螺旋斜线轴承直接驱动辊筒。输出轴直接连接辊轴，中间没有任何传动消耗。
One end of belt - driven roller is fixed with machine body . the other end links with bolt - mode coupler at axial end of reducer . so that belt is easier replaced
皮带驱动辊筒一端固定于机体上，一端与减速机轴端插销式联轴器相连，使皮带更换更容易。