北京中心收卷
采(cai)用卷(juan)(juan)(juan)軸(zhou)中心出力收(shou)(shou)卷(juan)(juan)(juan),加上系(xi)統的錐度控制(zhi),實時計算收(shou)(shou)卷(juan)(juan)(juan)直徑.達(da)到(dao)(dao)膜卷(juan)(juan)(juan)由小直徑到(dao)(dao)大(da)直徑過程中,收(shou)(shou)卷(juan)(juan)(juan)馬達(da)的出力曲(qu)線變化(hua).克服了由于卷(juan)(juan)(juan)徑不(bu)(bu)同(tong),同(tong)等張(zhang)力的問(wen)題.最(zui)終達(da)到(dao)(dao)產(chan)品內緊外松的目(mu)的,使卷(juan)(juan)(juan)膜不(bu)(bu)變形。