DRAWING ROLLING MILL Russian patent published in 2008 - IPC B21B17/14 

FIELD: technological processes.

SUBSTANCE: invention may be used for production of encasing steel profiles from welded tubular billets by method of cold sink drawing-down. Mill contains accumulator, supply roller bed, plate with cages installed in it one after another, roller bed-kicker, mill drive and control panel. Every cage is equipped with stands that are connected by means of ties and fixed at rolling mill plate. Every stand is equipped with vertical rectangular groove on front surface and T-shaped grooves at side ends. Mill is equipped with additional hinged vertical cages with molding rollers, one of which has the possibility of centre-to-centre distance regulation between them. Hinged cages are installed with the possibility of position regulation in respect to profiling axis in vertical and horizontal directions.

EFFECT: simplification of design and mill adjustment; expansion of mill technological resources at the account of additional elements application; higher article accuracy and reduction of power inputs.

2 cl, 5 dwg