双锥开卷机
双锥开卷机（也称为双主轴开卷机、双主轴扩展开卷机），通常配备ERW焊管机，用于制造直径165mm---273mm的管材。开卷机可承载最大20吨钢卷。
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描述
The double cone 开卷机 ( it is called double mandrel 开卷机,double mandrel expending uncoiler),which typically fitted with ERW welded tube mill that manufacture 165mm---273mm diameter tube .the uncoiler can bear Max.20tons steel coil
Function : To uncoil the strip and maintain the required tension during feeding the strip into tube mill production line.
The description:
● 2 mandrels are provided, whose expansion/collapse is actuated by hydraulic cylinder
● The mandrel segements are provided with metal pad.
● Left and right uncoiler housings shift for coil centering via individual hydraulic cylinder actuation with linear absolute encoder electronic position feedback.
● The uncoiler is fitted with coil loading car.the coil is delivered to the uncoiler and centered by the coil loading car automatically and thread-up sequence initiation.
● The rotating of mandrel is driven by geared motor for coil jogging
● Automatic threading and constant tension control during tube mill run.
● The uncoiler is fitted with the pneumatic brake
The uncoiler is composed by
1) the base
2)the housing,
3)the hydraulic cylinder
4) the geared motor.
5) the pneumatic brake
6) the mandrel
7)block arm
