Thick cold rolling bearing roller group of opening a book of nickel strap

The utility model provides a thick cold rolling bearing roller group of opening a book of nickel strap, include: unreel, the bearing roller wheel, hold in the palm the roller group frame, press the material guide pulley, the bearing roller wheel is equipped with two, each bearing roller wheel both ends installation bearing, and the assembly is on holding in the palm the roller group frame, unreel chord position in bearing roller wheel top, unreel the vertical centring of frame, divide the center distance of two bearing rollers wheel equally, ask the roller group frame to fix on ground, it unreels a top to press the material guide pulley to be located for compress tightly the cold rolled band of web -like at pressure material guide pulley and unreel between the frame. Two bearing rollers wheel center distance is subject to and unreels the central contained angle of frame to two bearing rollers wheel, it is 25-30 degrees to unreel the central contained angle of frame to two bearing rollers wheel. The utility model discloses can avoid cold rolled band contact ground, eliminate strip surface fish tail, abrasive possibility, improve surface quality.