DEVICE FOR FORMING THE CORE OF THE SIDE TIRE Russian patent published in 2018 - IPC B21F37/00 

FIELD: manufacturing technology.

SUBSTANCE: invention relates to the manufacture of a bead core and comprises a rubber coating device that applies rubber to the peripheral surface of the steel wire, and two cooling rollers surrounded by a rubberized wire, that is a steel wire covered with rubber. Second roller comprises a first groove and a second groove surrounded by rubberized wire that is wound on the output side of the first groove. Diameter of the portion containing the second groove is smaller than the diameter of the portion containing the first groove.

EFFECT: limited reduction in the roundness of rubber, that is covered with steel wire, the quality of the finished product is increased.

5 cl, 6 dwg