IMAGE IDENTIFICATION METHOD AND SYSTEM FOR PRINTING

    公开(公告)号:US20230294325A1

    公开(公告)日:2023-09-21

    申请号:US18018558

    申请日:2021-07-29

    Inventor: Giuliano PISTONI

    CPC classification number: B28B11/001 B28B11/06 B28B11/10 B28B17/0081

    Abstract: An image identification method for printing on rigid substrates includes the steps of: defining a digital graphic design representative of a rigid substrate to be produced; spreading a soft layer of granular or powder ceramic material on a deposition surface; pressing the soft layer to obtain a compacted layer; acquiring a real image of the compacted layer, detecting keypoints of the real image; comparing the keypoints of the real image with keypoints of an image obtained or derived from the digital graphic design; and calculating a portion of the digital graphic design corresponding to a portion of the real image. An image identification system for printing implementing the described method and a corresponding printing method/system are also described.

    High precision roller conveyor
    33.
    发明授权

    公开(公告)号:US11325784B2

    公开(公告)日:2022-05-10

    申请号:US17284751

    申请日:2019-09-26

    Inventor: Marco Valentini

    Abstract: A roller conveyor, comprising: a plurality of rollers (2) each of which has a cylindrical external surface (21), arranged to enable an object to be transported to rest; a motor (3); a transmission element (4), which kinematically connects the motor (3) to the rollers (2). The transmission element (4) is placed in contact with the external surface (21) of the rollers (2), or in contact with a portion of the rollers (2) which has the same diameter as the external surface (21), and in the same position as the contact point of the external surface with the element to be transported.

    CLEANING DEVICE FOR PRINTING HEADS
    34.
    发明申请

    公开(公告)号:US20210197568A1

    公开(公告)日:2021-07-01

    申请号:US17270385

    申请日:2019-09-04

    Inventor: FRANCO STEFANI

    Abstract: A cleaning device for printing heads arranged in a group along an alignment direction (Y) with a lower surface lying on a main plane (T). The device comprises a collecting head (2), movable along the alignment direction (Y) on the main plane (Y), in contact with or near the lower surfaces of the heads. The print head (2) is movable between a first and a second position that are located at the ends of the group of heads. The collecting head (2) is provided with an inlet opening (21) for collecting material from the heads (T).

    DISPENSING BAR FOR A GRANULAR OR POWDER PRODUCT

    公开(公告)号:US20250050374A1

    公开(公告)日:2025-02-13

    申请号:US18720171

    申请日:2022-11-25

    Inventor: Ivan GHIRELLI

    Abstract: Dispensing bar for a product, such as a granular or powder material, that includes a plurality of dispensing devices, each having a dispensing channel, provided with an inlet opening for the product and an outlet opening through which the product can be dispensed, a reservoir, placed in communication with the dispensing devices that contains the product, wherein the dispensing devices are distributed along an alignment direction, along at least one row, so as to define a deposition front parallel to the alignment direction such that it comprises a support structure, provided with a first portion, with which the reservoir is associated, and a second portion, with which the dispensing devices and the suction means are associated.

    METHOD FOR DIGITAL PRINTING ON A SHEET

    公开(公告)号:US20250042175A1

    公开(公告)日:2025-02-06

    申请号:US18717470

    申请日:2023-01-13

    Abstract: A machine and a method for digital printing on a sheet having an edge, including the following steps: providing a main reference system; providing an image having a contour, positioned in a pre-established manner relative to said main reference system; translating the sheet in advancement along an advancement direction on an advancement plane; during the advancement of the sheet; performing a succession of scans of consecutive zones of the sheet; in each zone, defining a plurality of nodal points relative to said main reference system; associating with each nodal point a corresponding image point of the image, by means of a pre-established calculation method; processing a modified portion of the image, moving each image point, and a portion of the contour adjacent to that image point, in a pre-established position respect to the relative nodal point; printing the modified portion on the sheet.

    Method for pressing ceramic slabs
    38.
    发明授权

    公开(公告)号:US12109725B2

    公开(公告)日:2024-10-08

    申请号:US17040630

    申请日:2019-03-25

    CPC classification number: B28B13/022 B28B3/02 B28B17/00

    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).

    A PLOTTER FOR DIGITAL PRINTING OF A DEFORMABLE OR YIELDING MATERIAL

    公开(公告)号:US20240269997A1

    公开(公告)日:2024-08-15

    申请号:US18569748

    申请日:2022-07-26

    Inventor: MARCO VALENTINI

    CPC classification number: B41J11/14 B41J11/06 B41J11/20

    Abstract: Plotter for digital printing, including



    a main structure, arranged to be rested on a support surface;
    a printing head, associated with the main structure and movable along a substantially horizontal transverse direction, for a predetermined stroke in alternating and opposite directions;
    a transport device, arranged to lead a material to be printed forwards along a longitudinal direction which is substantially horizontal and perpendicular to the transverse direction.




    The transport device is removably associated with the main structure by means of connection means. The connection means is arranged to assume an operating configuration, in which the transport device is connected to the main structure in a substantially rigid manner with respect to direct movements along the longitudinal direction and with respect to direct movements along the transverse direction, and a non-operating configuration, in which the transport device is movable with respect to the main structure.

    Orientation device for elongated objects

    公开(公告)号:US12011791B2

    公开(公告)日:2024-06-18

    申请号:US17277339

    申请日:2019-09-18

    Inventor: Andrea Toro

    Abstract: An orientation device for objects (O) provided with a stem (S) and with a head (H) that has a minimum width (R), characterised in that it comprises: a slot (3) which has two edges separated by a predetermined distance (D), less than the minimum width (R) and greater than the maximum width of the stem (G); an uncoupling device (4), movable between an active configuration, in which it is able to retain an object (O) with respect to lifting, and an inactive configuration, in which it is not able to interact with an object (O); a magnetic gripping element (2), movable along at least a vertical direction between an upper position and a lower position, in which an object (O) associated with the gripping element (2) is in a position such as to be retained by the uncoupling device (4) so as to be detached from the gripping element (2).

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