Three-phaseACtorquemotoriswidelyusedinindustryandhassoftcharacteristics.Inthepaperindustry,theapplicationofuncoilingmachineisindispensable,andmanydifferentshapesofpaperarenowonthemarket.Intheprocess,thepapermustbecutfirsttobecometherequiredsize,andthisactionwillbeusedtouncoilinganduncoiling