Patent ID: 7059051

Claim:
A method for the manufacture of fluted rolls, in particular for corrugating machines, comprising the following steps: providing a fluted-roll blank ( 41 ) with a central longitudinal axis ( 44 ) and with a longitudinal direction ( 43 ) that is parallel thereto and with a surface ( 42 ); wherein the fluted-roll blank ( 41 ) has a swell; providing a grinding device ( 21 ) for grinding, on the surface ( 42 ), flutings ( 7 , 8 ) that run in the longitudinal direction ( 43 ); the flutings ( 7 , 8 ) comprising fluting heads ( 15 ) and roots ( 18 ) that are parallel to each other and are regularly and alternately distributed along the circumference of the surface ( 42 ); and grinding fluting heads ( 15 ) on the surface ( 42 ) by means of the grinding device ( 21 ), the fluting heads ( 15 ) having the same cross-sectional curvature in the longitudinal direction ( 43 ).