Mixer for preparing and method for preparing ceramic mixtures intended for 3D printing

Abstract

The application is a mixer for preparing ceramic mixtures intended for 3D printing, comprising a cylindrical vat (A) with a charging opening (1) and a vat bottom (2) and a mixer (B) placed in the axis of the vat (A) consisting of a shaft (3) and a circular dispersing disc (4) on the axis of the shaft (3) at the bottom of the vat (2) and a scraper (5) attached laterally to the shaft (3), characterized in that the scraper (5) is a scraper blade (6) bent in an arc towards the shaft (3) with the leading edge of the scraper blade (7) directed in the direction of the rotation of the shaft (3) adjacent to the wall of the vat (A) with the leading edge of the scraper blade (7) mounted on the shaft (3) by an upper cross-piece (8) and a scraper together with the wall of the shaft (3) forming a clearance, the scraper adjoins the bottom the vat (2) with the leading edge of the scraper, and the dispersing disc (4) has teeth on its periphery directed towards the charging opening (1) or towards the bottom of the vat (2). The subject of the application is also a method of mixing using a mixer.

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