Patent ID: 7168278

Claim:
Deep rolling head of a deep rolling tool for deep rolling radii or recesses on the main and lifting bearing journals of crankshafts with a housing in which one or two laterally interspaced deep rolling rollers are rotationally guided in a loose manner and with little play in two roller cages and in which the roller cages are fastened to supports bearing the roller cages on their faces oriented away from the deep rolling rollers and at the same time guiding them laterally, characterized in that the housing ( 2 ) is provided at each of the two ends of its face ( 3 ) oriented towards the crankshaft ( 21 ) with a projection ( 11 , 12 ) for the support by each of one of the two roller cages ( 5 , 6 ) and in that a fastening and guiding element ( 15 ) is provided for the roller cages ( 5 , 6 ) which engages inside each roller cage ( 5 , 6 ) and can be attached to the projection ( 11 , 12 ) of the housing ( 2 ).