变距螺旋多用在化工、医药、农药、饮料、酒类、电池等行业的自动生产线上，对所输送的物件起着分隔、推送作用，使之与拨轮节距一致，从而准确的进入预定工位，进行下一工序的工作。变距螺旋简图如图１。图１１加工装置的设计构想变距螺旋的形成是由刀具的旋转切削、工件... Variable pitch spiral used in chemical industry, medicine, pesticides, beverages, alcohol, batteries and other industries in the automatic production line, the transport of the goods played a separate role, the role of push, so that the pitch with the dial, and thus accurately enter the scheduled Station, the next process work. Variable pitch screw diagram shown in Figure 1. Figure 11 processing device design concept pitch screw formation is cut by the rotation of the tool, the workpiece ...