FIELD: measurement of planeness of strip in reel shaft of hot strip rolling mill.
SUBSTANCE: proposed method includes measurement of planeness in reel shaft of hot rolling mill; reel shaft is provided with movable and immovable strips between pulling device and reel; hot strip is fed to reel through its shaft by means of roller table and pulling roller of pulling device; reel is provided with drum, hold-down rollers and end guides; roller for measurement of planeness is closed in reel shaft turned inside guide strip. Moving roller used for measurement of planeness has working position at which hot strip passes around roller used for measurement of planeness retaining approximately constant wrapping angle α and lowered position; reel shaft is provided with swivel guide strip closing the roller used for measurement of planeness.
EFFECT: enhanced economical efficiency; enhanced protection of roller in lowered position.
15 cl, 9 dwg
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