开卷机是任何焊管生产线上都不可缺少的设备。最简单的开卷机是一个水平放置的转盘，中间出轴，钢卷套在轴上，转盘跟随钢卷被动旋转。还有一种简单的开卷机是一个支架，中间穿一根轴，开卷时把钢卷套在轴上。这两种开卷机虽简单，但是容易造成乱卷，不能实现自动上料、自动开 Uncoiler is an indispensable equipment on any pipe production line. The easiest uncoiler is a horizontally placed turntable with a shaft in the middle and a steel coil wound on the shaft. The turntable is passively rotated following the coil. There is also a simple uncoiler is a bracket, the middle wear a shaft, unwinding the coil on the shaft. Although the two uncoiler is simple, but easily lead to chaos, can not be achieved automatically feeding, open automatically