FIELD: manufacturing technology.
SUBSTANCE: invention relates to hot rolling. In order to remove scale from workpiece (12) moved in direction (X) of movement relative to jet nozzle assembly (14.1; 14.2), fluid (18) is sprayed from jet nozzles (16) onto surface (20) of workpiece (12) under high pressure, in particular, water. Provided is control device (22) connected with possibility of signals transfer with assembly (14.1; 14.2) of jet nozzles and with device (26) of surface control. Specific power supply, with which liquid (18) is sprayed onto surface (22) of workpiece (12) of jet nozzle (16), can be controlled by means of control device (22) depending on signals of surface control device (26).
EFFECT: invention enables to optimize the scale removal process by reducing energy resources with high quality of the rolled surface.
15 cl, 5 dwg
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Authors
Dates
2019-09-30—Published
2017-03-15—Filed