METHOD FOR REPAIR AND RESTORATION WORK OF MILL TRUNNIONS Russian patent published in 2023 - IPC B23P6/00 

FIELD: mining industry.

SUBSTANCE: invention relates to the mining industry and is intended for the repair and restoration work of drum mills, in particular, to the restoration of the trunnions of the supporting hydrostatic bearing units without dismantling the trunnions. The mill’s support trunnions are repaired at the place of its operation without prior dismantling of the housing, during which consoles with release mandrels are inserted into the inner holes of the loading and unloading trunnions of the mill.

EFFECT: invention makes it possible to improve the quality of the restored surface of the trunnions of the support bearing assemblies and the accuracy of their processing while reducing the complexity of assembly and disassembly work.

1 cl, 4 dwg