Screw flight system, replacement kit, a vertical grinding mill, and method of mounting the same
AssigneeMetso Finland Oy
InventorFrancisco de Assis Nogueira Junior
Life of this patent
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Abstract
A screw flight system including a helical screw flight, and at least one wear lining element is disclosed. The screw flight system further includes a guiding system including at least one guide pin configured to be arranged on one of the helical screw flight and the at least one wear lining element, and at least one guide hole arranged on the other of the helical screw flight and the at least one wear lining element, wherein the at least one guide hole being configured to receive the at least one guide pin. A vertical grinding mill including the screw flight system, a replacement kit of wear lining elements, and a method for mounting thereof are also disclosed.
Claims8
A screw flight system comprising a helical screw flight, and at least one wear lining element, wherein the screw flight system further comprises a guiding system comprising:
- at least one guide pin configured to be arranged on one of the helical screw flight and the at least one wear lining element, and
- at least one guide hole arranged on the other of the helical screw flight and the at least one wear lining element, the at least one guide hole being configured to receive the at least one guide pin,
- wherein the at least one guide pin is configured to be arranged on the at least one wear lining element, and the at least one guide hole is arranged on the helical screw flight,
- wherein the at least one wear lining element comprises at least one insert,
- wherein the at least one guide pin is arranged to engage the at least one insert by threading,
- wherein the at least one insert is arranged in a through-going channel, and
- wherein the at least one insert further comprises a bore arranged for receiving and engaging a lifting lug or a protecting plug.
Dependencies are inferred from the claim text.