FIELD: tire industry. SUBSTANCE: proposed device includes holders, mandrel mounted in these holders and provided with square spindle connected with rotation drive. Mandrel is made in form of cylindrical base on which square spindles are mounted by means of bearings of bushes for independent rotation from individual systems. End-pieces with profiled projections secured on free ends of spindles are used for engagement with holders. Devices for avoidance of axial motion of spindles are also mounted on said base. EFFECT: extended functional capabilities+ADs- improved quality of rolling. 2 cl, 5 dwg
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