Plasticizing unit for a molding machine
AssigneeEngel Austria GmbH
InventorsFranz DIRNEDER, Friedrich Johann KILIAN, Florian POROD, Robert STRASSER
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Abstract
A plasticizing unit for a molding machine, comprising a plasticizing cylinder, wherein the plasticizing cylinder comprises a feed zone and a filling opening for material to be plasticized, said filling opening being arranged adjacent to the feeding zone, wherein a thermal separating device is arranged between the feed zone and the filling opening and wherein an active tempering device for the filling opening is provided, characterized in that the active tempering device comprises at least one tempering conduit and in that a tempering medium turbulent flows through the tempering conduit during operation of the active tempering device.
Claims19
A plasticizing unit for a molding machine, comprising a plasticizing cylinder, wherein the plasticizing cylinder comprises a feed zone and a filling opening for material to be plasticized, said filling opening being arranged adjacent to the feeding zone, wherein a thermal separating device is arranged between the feed zone and the filling opening and wherein an active tempering device for the filling opening is provided, wherein the active tempering device comprises at least one tempering conduit and in that a tempering medium turbulent flows through the tempering conduit during operation of the active tempering device.
A plasticizing unit for a molding machine, in particular according to at least one of the preceding claims, comprising a plasticizing cylinder and an adjusting device for adjusting a position of a nozzle of the plasticizing cylinder, wherein the adjusting device can be operated by an operator, characterized in that the adjustment of the plasticizing cylinder, which adjustment can be made via the adjustment device, is limited in such a way that during operation mechanical tensions in the plasticizing cylinder are held below a predetermined value.
Dependencies are inferred from the claim text.