FIELD: mining.
SUBSTANCE: conical crusher incorporates the first and second crushing armours that make the working gap. The first crushing armour can revolve the vertical axis in the vertical thrust bearing including the first and second thrust plates that make the spherical surface of sliding contact. One of said thrust plates has one or more cooling and/or lubing grooves at the sliding contact surface made up of one or more helices extending from the centre of sliding contact surface to its periphery.
EFFECT: uniform distribution of cooling and lubing materials.
14 cl, 6 dwg
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