The unwinding machine is an important equipment in the preparation section of the welded pipe production line, which is mainly used to support the strip and to expand the strip to provide the raw material for the production line.

In the welded pipe production in accordance with the need and the feeding trolley, straight head machine in conjunction with the use of the strip after the introduction of the leveling machine to the leveling, the braking mode for the whole line of linkage control, to ensure that the steel strip in the work process does not roll.

According to the diameter, bandwidth, wall thickness and weight of the coil, the machine is divided into two cone type, one cone type and cone type.