Thin strip steel stable coiling method
A thin strip steel stable coiling method comprises the steps that 1, whether an incoming material is thin strip steel with the thickness smaller than or equal to 0.3 mm or not is judged, if yes, a thin strip steel threading coiling mode is adopted in the tensioning stage of a coiling machine, and th...
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Zusammenfassung: | A thin strip steel stable coiling method comprises the steps that 1, whether an incoming material is thin strip steel with the thickness smaller than or equal to 0.3 mm or not is judged, if yes, a thin strip steel threading coiling mode is adopted in the tensioning stage of a coiling machine, and the rotating speed increment of the coiling machine is differently set according to the thickness of the strip steel; and 2, after the strip steel is coiled on the mandrel of the coiling machine for about 0.5-1 circle, the control mode of the coiling machine is switched to the torque control mode. 3, in the process that the torque of the coiling machine is increased to the target torque, a plurality of torque constant platforms are set; and meanwhile, different slopes alpha are set in different intervals before the set tension is reached, so that the impact on the strip steel in the tension lifting process is further reduced. And 4, when the absolute tension borne by the strip steel is still small, the strip steel te |
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