復卷(juan)(juan)(juan)(juan)機(ji)(ji)前后支承輥的速(su)差,支承輥的速(su)度(du)(du)差形成(cheng)復卷(juan)(juan)(juan)(juan)力(li)復卷(juan)(juan)(juan)(juan)力(li)的大(da)小決定了紙(zhi)(zhi)(zhi)卷(juan)(juan)(juan)(juan)緊(jin)度(du)(du)的大(da)小,提高復卷(juan)(juan)(juan)(juan)機(ji)(ji)復卷(juan)(juan)(juan)(juan)力(li)可(ke)以(yi)增加(jia)紙(zhi)(zhi)(zhi)卷(juan)(juan)(juan)(juan)的緊(jin)度(du)(du)第放卷(juan)(juan)(juan)(juan)的張(zhang)(zhang)力(li)控制:在(zai)(zai)復卷(juan)(juan)(juan)(juan)一(yi)套紙(zhi)(zhi)(zhi)卷(juan)(juan)(juan)(juan)期間應盡量避免改變(bian)復卷(juan)(juan)(juan)(juan)張(zhang)(zhang)力(li),以(yi)確(que)保復卷(juan)(juan)(juan)(juan)紙(zhi)(zhi)(zhi)機(ji)(ji)卷(juan)(juan)(juan)(juan)緊(jin)度(du)(du)內外均勻一(yi)致(zhi)其次 在(zai)(zai)復卷(juan)(juan)(juan)(juan)過程中(zhong)如果(guo)紙(zhi)(zhi)(zhi)幅的張(zhang)(zhang)力(li)控制太(tai)小紙(zhi)(zhi)(zhi)卷(juan)(juan)(juan)(juan)將會產生松(song)垮或(huo)(huo)在(zai)(zai)底輥上(shang)打滑,造成(cheng)皺(zhou)褶,紙(zhi)(zhi)(zhi)頁交織等(deng)紙(zhi)(zhi)(zhi)病而(er)張(zhang)(zhang)力(li)控制太(tai)大(da)又會造成(cheng)爆(bao)卷(juan)(juan)(juan)(juan)或(huo)(huo)損傷紙(zhi)(zhi)(zhi)芯

　　衛生紙(zhi)(zhi)(zhi)(zhi)加工機械提高機器的(de)(de)效率需要做到(dao)壓(ya)(ya)(ya)紙(zhi)(zhi)(zhi)(zhi)輥(gun)(gun)(gun)(gun)的(de)(de)線壓(ya)(ya)(ya)力壓(ya)(ya)(ya)紙(zhi)(zhi)(zhi)(zhi)輥(gun)(gun)(gun)(gun)在(zai)復(fu)卷(juan)過程(cheng)中給紙(zhi)(zhi)(zhi)(zhi)卷(juan)的(de)(de)加壓(ya)(ya)(ya)。在(zai)復(fu)卷(juan)的(de)(de)起步階段由壓(ya)(ya)(ya)紙(zhi)(zhi)(zhi)(zhi)輥(gun)(gun)(gun)(gun)提供(gong)紙(zhi)(zhi)(zhi)(zhi)卷(juan)額(e)外(wai)的(de)(de)載(zai)荷,和前后底輥(gun)(gun)(gun)(gun)一(yi)(yi)起作(zuo)用給紙(zhi)(zhi)(zhi)(zhi)卷(juan)提供(gong)一(yi)(yi)個(ge)大的(de)(de)復(fu)卷(juan)力,隨著卷(juan)徑的(de)(de)增加壓(ya)(ya)(ya)紙(zhi)(zhi)(zhi)(zhi)輥(gun)(gun)(gun)(gun)的(de)(de)位置漸(jian)漸(jian)地在(zai)上升,壓(ya)(ya)(ya)紙(zhi)(zhi)(zhi)(zhi)輥(gun)(gun)(gun)(gun)所提供(gong)的(de)(de)載(zai)荷也漸(jian)漸(jian)地減小在(zai)一(yi)(yi)定程(cheng)度上卷(juan)徑達到(dao)定值時,壓(ya)(ya)(ya)紙(zhi)(zhi)(zhi)(zhi)輥(gun)(gun)(gun)(gun)所提供(gong)的(de)(de)載(zai)荷將(jiang)為零(ling)此時它(ta)僅作(zuo)為維(wei)持紙(zhi)(zhi)(zhi)(zhi)卷(juan)位置的(de)(de)設備而存(cun)在(zai),壓(ya)(ya)(ya)紙(zhi)(zhi)(zhi)(zhi)輥(gun)(gun)(gun)(gun)的(de)(de)壓(ya)(ya)(ya)力控(kong)制程(cheng)序必須根據紙(zhi)(zhi)(zhi)(zhi)張質量和最終直徑進行選擇。