Abstract: A machine for dry decoration of ceramic slabs or tiles, comprising: —a deposit plane (50); —a distributor unit (D), arranged to dispense, in a controlled manner, a ceramic compound in granular or powdered form, formed by two or more different ceramic materials; —a storage container (F), interposed between the distributor unit (D) and the deposit plane (50) to store a certain quantity of ceramic compound dispensed by the distributor unit (D), and comprising an unloading opening (O) arranged to allow the deposit of the ceramic compound on the deposit plane (50); wherein the storage container (F) and the deposit plane (50) are in relative movement with respect to one another along a longitudinal direction (Y); —a control module, connected to the distributor unit (D) and arranged to control and regulate the dispensing of ceramic compound by the distributor unit (D); The machine comprises one or more sensors (S), connected to the control module and arranged to detect a significant parameter of the quantity of cera

Abstract: A dispensing device for decorating ceramic tiles with granular or powdered materials that includes a main body and a dispensing channel arranged in the main body and provided with a longitudinal axis. The channel has an inlet and an outlet opening along with a suction means, provided to retain a part of granular or powdered material inside the dispensing channel to form an accumulation that obstructs the dispensing channel and prevents the flow of material. A suction opening is arranged in communication with the dispensing channel and with the suction means and has a filter, interposed between the suction opening and the dispensing channel. A ventilation portion, associated with the main body and connected to the inlet opening of the dispensing device has an outer surface that communicates with the environment as a determined pressure.

Abstract: A method for realising ceramic slabs or tiles, comprising the following steps: laying a soft layer (SL) of granular or powder ceramic material on a support plane (P); pressing the soft layer (SL) in order to obtain a compacted layer (CL); firing the compacted layer (CL); prior to the pressing, applying an identification mark (M) onto the soft layer (SL), the identification mark (M) having an optical contrast with respect to the soft layer (SL), so as to enable an optical detection of the mark (M); subsequently to the pressing, acquiring an image of the mark (M); processing the image of the mark (M) detected so as to control one or more operating steps subsequent to the pressing.

Abstract: A dispensing device for dispensing a granular material, comprising a dispensing channel (20) provided with an inlet opening (21) and an outlet opening (22). The dispensing channel (20) comprises an intermediate portion (23), which connects the inlet (21) and outlet (22) openings and is provided with a longitudinal axis (Y); the intermediate portion (23) has a length (L) and a height (H), measured on a vertical plane containing the longitudinal axis (Y), wherein the height (H) is measured perpendicular to the length (L). The intermediate portion (23) is configured to enable the deposit and accumulation of a predetermined quantity of granular material coming from the inlet opening (21); Motor means are provided which can be activated on command to cause the granular material to flow in advancement from the intermediate portion (23) towards the outlet opening (22).

Abstract: A machine (1) for depositing ceramic powders comprises a supply device (2) and a distributor device (3) of the ceramic powders. The supply device (2) is configured to convey the ceramic powders receiving them from a process situated upstream of the machine. The distributor (3) is movable along a processing direction (X) which extends in a support plane and is configured to receive the ceramic powders from the supply device (2) depositing at least one layer thereof on the support plane during an advancement and/or reverse movement thereof along the processing direction (X). A system for making ceramic tiles or slabs is also claimed, comprising (i) the machine (1) for depositing ceramic powders. (ii) a conveyor belt (11) defining the support plane and (iii) a pressing device arranged along the support plane downstream of the machine (1) and configured to press at least one layer of ceramic powders deposited by the machine (1).

Abstract: A machine for dry decoration of ceramic slabs or tiles, comprising: a support element (10), provided with a plurality of cavities (11) with a pre-established shape; a dispensing device (20), configured to deposit a pre-fixed amount of powder material inside one or more pre-established cavities (11); an unloading device (30), configured to move the cavities (11) from a loading position, in which they can receive the powder material from the dispensing device (20), to an unloading position, in which they can unload the powder material.

Abstract: A pressing method for pressing ceramic slabs, comprising the following steps: spreading a layer (1) of granular or powdered material onto a pressing plane (2), wherein the layer (1) comprises at least a first zone (11), with a prefixed area and border, made of a granular or powdered primary material, and at least a second zone (12), with a prefixed area and border, made of a granular or powdered secondary material different from the primary material; pressing the layer (1) using a press (P); separating at least a main portion (10) of the first zone (11) from the second zone (12).

Abstract: A pressing device for pressing a layer of ceramic material, comprising: a press (10), provided with a lower pad (11), provided with a pressing surface (11a) facing upwards and arranged below the active portion (3) of a first movable belt (2), and an upper pad (12), provided with a pressing surface (12a) facing downwards and arranged above the active portion (3) of the first movable belt (2); a compactor (20), arranged upstream of the press (10), which comprises a lower presser (21), provided with a pressing surface (21a) facing upwards, which is arranged below the active portion (3) of a first movable belt (2), and an upper presser (22), provided with a pressing surface (22a) facing downwards, which is arranged above the active portion (3) of the first movable belt (2). The pressers (21,22) of the compactor (20) can be activated independently of the pads (11,12) of the press (10).

Abstract: A method for decorating in thickness a ceramic slab, comprising the following steps: preparing, on a decoration surface (10), a first soft decorated layer (L1) of ceramic material endowed with a decoration (V); progressively transferring, by deposition, the soft decorated layer (L1) from the decoration surface (10) to a first deposition surface (50), situated at a lower height than the decoration surface (10), thus progressively forming on the first deposition surface (50) a second soft decorated layer (L2) which has a head (H) and a tail (T); progressively transferring, by deposition, the second soft decorated layer (L2) from the first deposition surface (50) to a second deposition surface (83), situated at a lower height than the first deposition surface (50), starting from the tail (T) of the second soft decorated layer (L2), thus progressively forming on the second deposition surface (83) a third soft decorated layer (L3).

Abstract: A dispensing device for granular or powdered materials, comprising: a main body; a dispensing channel, arranged at least partially in the main body and provided with a longitudinal axis, an inlet opening and an outlet opening; a suction means, provided to retain, upon command, at least a part of granular or powdered material inside the dispensing channel, so as to form an accumulation that obstructs the dispensing channel and prevents the flow of material; at least one suction opening, placed in communication with the dispensing channel and with the suction means; a filter, interposed between the suction opening and the dispensing channel; a ventilation portion, associated with the main body and connected to the inlet opening, which is provided with an outer surface placed in communication with an environment at a determined pressure.

Abstract: A machine for dry decoration of ceramic slabs or tiles, comprising: —a deposit plane (50); —a distributor unit (D), arranged to dispense, in a controlled manner, a ceramic compound in granular or powdered form, formed by two or more different ceramic materials; —a storage container (F), interposed between the distributor unit (D) and the deposit plane (50) to store a certain quantity of ceramic compound dispensed by the distributor unit (D), and comprising an unloading opening (0) arranged to allow the deposit of the ceramic compound on the deposit plane (50); wherein the storage container (F) and the deposit plane (50) are in relative movement with respect to one another along a longitudinal direction (Y); —a control module, connected to the distributor unit (D) and arranged to control and regulate the dispensing of ceramic compound by the distributor unit (D); The machine comprises one or more sensors (S), connected to the control module and arranged to detect a significant parameter of the quantity of cera

Abstract: A method for realising a ceramic slab, comprising the following steps: arranging on a first deposition plane (50) a decorated layer (L2) provided with a decoration (200), gradually depositing the decorated soft layer (L2) from a head (H) to a tail (T); gradually transferring the soft layer (L2) by deposition from the first deposition plane (50) to a second deposition plane (83), placed at a lower height than the first deposition plane (50), starting from the tail (T) of the second soft layer (L2), gradually realising a second layer (L3) on the second deposition plane (83).

Abstract: A machine (1) for depositing ceramic powders comprises a supply device (2) and a distributor device (3) of the ceramic powders. The supply device (2) is configured to convey the ceramic powders receiving them from a process situated upstream of the machine. The distributor (3) is movable along a processing direction (X) which extends in a support plane and is configured to receive the ceramic powders from the supply device (2) depositing at least one layer thereof on the support plane during an advancement and/or reverse movement thereof along the processing direction (X). A system for making ceramic tiles or slabs is also claimed, comprising (i) the machine (1) for depositing ceramic powders, (ii) a conveyor belt (11) defining the support plane and (iii) a pressing device arranged along the support plane downstream of the machine (1) and configured to press at least one layer of ceramic powders deposited by the machine (1).

Abstract: Levelling device for materials in powder or granule form, comprising: a rest plane (2), mobile in advancement along a longitudinal direction (X) and predisposed to transport a layer (L) having a thickness (S) of material in powder or granule form. The device comprises a leveller (5,6), positioned above the rest plane (2).

Abstract: A dispensing device for dispensing a granular material, comprising a dispensing channel (20) provided with an inlet opening (21) and an outlet opening (22). The dispensing channel (20) comprises an intermediate portion (23), which connects the inlet (21) and outlet (22) openings and is provided with a longitudinal axis (Y); the intermediate portion (23) has a length (L) and a height (H), measured on a vertical plane containing the longitudinal axis (Y), wherein the height (H) is measured perpendicular to the length (L). The intermediate portion (23) is configured to enable the deposit and accumulation of a predetermined quantity of granular material coming from the inlet opening (21); Motor means are provided which can be activated on command to cause the granular material to flow in advancement from the intermediate portion (23) towards the outlet opening (22).

Abstract: A method for realising ceramic slabs or tiles, comprising the following steps: laying a soft layer (SL) of granular or powder ceramic material on a support plane (P); pressing the soft layer (SL) in order to obtain a compacted layer (CL); firing the compacted layer (CL); prior to the pressing, applying an identification mark (M) onto the soft layer (SL), the identification mark (M) having an optical contrast with respect to the soft layer (SL), so as to enable an optical detection of the mark (M); subsequently to the pressing, acquiring an image of the mark (M); processing the image of the mark (M) detected so as to control one or more operating steps subsequent to the pressing.

Abstract: A method for decorating in thickness a ceramic slab, comprising the following steps: preparing, on a decoration surface (10), a first soft decorated layer (L1) of ceramic material endowed with a decoration (V); progressively transferring, by deposition, the soft decorated layer (L1) from the decoration surface (10) to a first deposition surface (50), situated at a lower height than the decoration surface (10), thus progressively forming on the first deposition surface (50) a second soft decorated layer (L2) which has a head (H) and a tail (T); progressively transferring, by deposition, the second soft decorated layer (L2) from the first deposition surface (50) to a second deposition surface (83), situated at a lower height than the first deposition surface (50), starting from the tail (T) of the second soft decorated layer (L2), thus progressively forming on the second deposition surface (83) a third soft decorated layer (L3).

Abstract: A machine for dry decoration of ceramic slabs or tiles, comprising: a support element (10), provided with a plurality of cavities (11) with a pre-established shape; a dispensing device (20), configured to deposit a pre-fixed amount of powder material inside one or more pre-established cavities (11); an unloading device (30), configured to move the cavities (11) from a loading position, in which they can receive the powder material from the dispensing device (20), to an unloading position, in which they can unload the powder material.

Abstract: Levelling device for materials in powder or granule form, comprising: a rest plane (2), mobile in advancement along a longitudinal direction (X) and predisposed to transport a layer (L) having a thickness (S) of material in powder or granule form. The device comprises a leveller (5,6), positioned above the rest plane (2).

Abstract: A pressing device, comprising: a lower punch (10), provided with a pressing surface (10a) facing upwards; an upper punch (11), provided with a pressing surface (11a), facing downwards; at least one of the two punches is movable nearingly and distancingly relative to the other in order to perform pressing of a layer (L) of a ceramic material; a first movable belt (2) comprising an active portion (3) arranged at least partially between the upper punch (11) and the lower punch (10); a second movable belt (4) comprising an active portion (5) arranged at least partially between the first movable belt (2) and the upper punch (13); a shaped profile (6), which is so structured as to at least partially delimit a pressing chamber, which is detachably associated to the lower punch (10) or to the upper punch (11) in a projecting manner.