Abstract: The invention relates to a silk-screen printing machine (2) comprising a frame (4), a plate (6) for transporting the objects (18, 20), which plate (6) is mobile relative to the frame, a first (10) and a second (12) printing station, means (7) for displacing the plate (6) in order to bring the objects (18, 20) into alignment with the printing stations, and an object support (22) capable of carrying a first (18) and a second (20) object. The first printing station (10) is capable of printing solely the first object (18). The second printing station (12) is capable of printing solely the second object (20). The displacement means (7) are suitable for displacing the object support (22) between the first (10) and the second (12) printing station after the first object (18) has been printed at the first printing station (10) and the second object (20) has been printed at the second printing station (12).

Abstract: A doctor blade support (2) for a machine for printing paste by silk screen printing, includes: a doctor blade (6) of substantially square cross-section which is to come into contact with the meshes of a silk screen printing screen in order to apply the paste to an element to be printed; a first (12) and a second (14) clamping jaws suitable for clamping the doctor blade (6); at least two elements (20) for tightening the first clamping jaw (12) towards the second clamping jaw (14) in order to clamp or withdraw the doctor blade (6); characterised in that each tightening element (20) includes a resilient element (40) applying a force between the two clamping jaws (12, 14) in order to move them towards each other, and elements for regulating the deformation of the resilient element (40).

Abstract: A silkscreen printer machine (8) includes: a support structure (48); and at least one printing station (54) secured to the structure (48) and including at least one screen support (68) presenting a reception area adapted to receive a screen texture (70) having a pattern for printing placed thereon. The screen support (68) is carried by at least three support elements (78) secured to the structure (48), the support elements (78) not being in alignment and being positioned on either side of the reception area (69). The invention also provides associated printer apparatus.

Abstract: A printing machine includes: a frame a tower which is driven in rotation relative to the frame in order to move an object to be printed between at least a printing station, an introduction station and/or discharge station; a conveyor which is capable of introducing or discharging the object to be printed to/from the introduction station and/or discharge station; a transfer device including a conveyor web portion which is capable of moving the object to be printed between the conveyor and the tower. The machine includes an element for driving the conveyor web portion of the transfer device, the drive element being carried by the frame, each transfer device including a transmission element which can be disengaged from the drive element.

Abstract: The screen printer machine includes: a base assembly; at least one print station having a support suitable for receiving a silk screen; and elements for moving the support relative to the base assembly. The elements for moving the support include: three coupling assemblies each provided with a moving member that is movable relative to the base assembly, sliding-connection elements for the moving member, and elements for moving the moving member; and members for controlling the drive elements for moving the three assemblies independently. The moving member of each coupling assembly is connected to the support by the sliding-connection elements along a direction that is fixed relative to the support.

Abstract: The invention relates to a device (2) for printing by means of serigraphy an object (8) which has a conical portion, the device (2) comprising: a frame (4); a screen (12) which can be moved relative to the frame (4), means (84, 86) for rotatably driving the screen (12) about a rotation axis, the means (84, 86) for rotatably driving the screen comprising a single motor (86), first means (46, 52, 63) for moving the motor (86), the first movement means (46, 52, 63) extending in a first direction (X), second means (48, 68, 72) for moving the motor (86), the second movement means (48, 68, 72) extending in a second direction (Y) perpendicular relative to the first direction (X), the first movement means (46, 52, 63) carrying the second movement means (48, 68, 72).

Abstract: The invention relates to a printing machine comprising a support plate (42) and a printer unit (44) fastened to the support plate (42) to project ink onto articles for printing. The printer station includes at least one additional printer unit (46, 48, 50), and the printer units (44, 46, 48, 50) are arranged beside one another on a circle centered on the axis of rotation (B-B) of a mandrel (8), when the mandrel (8) is placed in its printing position. The invention also provides a method of printing.

Abstract: A printing machine includes a conveyor for at least one item to be printed, a print station and a transfer device including at least one bucket for conveying the item and an element for driving the conveyor bucket, which element is capable of displacing the conveyor bucket between a position for taking up or depositing the item on the conveyor and a position for taking up or depositing the item at the print station. The transfer device further includes an element for adjusting the path of displacement of the conveyor bucket, which element is capable of controlling the drive element in order to displace the position for taking up or depositing the item at the print station without displacing the position for taking up or depositing the item on the conveyor.

Abstract: The screen printer machine includes: a base assembly; at least one print station having a support suitable for receiving a silk screen; and elements for moving the support relative to the base assembly. The elements for moving the support include: three coupling assemblies each provided with a moving member that is movable relative to the base assembly, sliding-connection elements for the moving member, and elements for moving the moving member; and members for controlling the drive elements for moving the three assemblies independently. The moving member of each coupling assembly is connected to the support by the sliding-connection elements along a direction that is fixed relative to the support.

Abstract: A printing machine includes a support stand, a plate rotational with respect to the stand about an axis of rotation, elements for driving the plate in rotation, at least two mandrels for holding two articles to be printed in succession, the mandrels being carried by the plate, elements for driving the mandrels in rotation about axes of rotation parallel to the axis of rotation of the plate, and a plurality of workstations distributed around the rotational plate. The machine includes elements for the displacement of each mandrel in a plane parallel to the plane of the plate, in order to modify the spacing between the axis of rotation of the mandrel and the axis of rotation of the plate. The elements for the displacement of the mandrels are designed to synchronize the displacement of each mandrel with the rotation of the plate.

Abstract: The invention relates to a printer machine for printing on articles, the machine comprising a plurality of article-carriers (16) each including a portion fitted with at least one shaft (218) for carrying at least one article, the article-carriers being suitable for moving in indexed manner along at least one plane path, the printer machine having a plurality of print stations where the articles receive printing, which stations are interposed with dryer stations for articles that have received printing, the machine being characterized in that the shaft for carrying said at least one article in each article-carrier is also suitable for moving transversely to its axis in the vicinity of the print stations which are offset from the travel plane of the article-carriers, so as to move away from said plane, thereby bringing the article into position for receiving printing inside a slot (180), said slot being formed in a protective screen (166) which protects the corresponding print station from radiation coming from

Abstract: The screen-printing machine (10) comprises: a print station (12); at least one support surface (40A, 40B) for supporting the objects away from the print station (12); and at least one transfer device (18, 20) for transferring an object, which transfer device comprises a manipulator arm (54) equipped with an end clamp (56), the arm (54) being hinged relative to the support surface (40A, 40B) about a pivot axis (Z1-Z1) and the clamp (56) being hinged relative to the arm (54) about a tilt axis. The pivot axis (Z1-Z1) of the arm (54) defines with the normal to the support surface (40A, 40B) a non-zero angle of inclination that is less than 45°. Application to printing flasks.

Abstract: A printer machine for printing on articles, includes a plurality of article-carriers suitable for moving in indexed manner in a plane around a circular path. Each article-carrier is stationary in an indexed position and mobile between the indexed positions, and a plurality of print stations distributed around the path in register with indexed positions of the article-carriers. Each article-carrier is fitted with an inlet shaft turnable about its own axis by drive elements, and with at least one outlet shaft for carrying an article and adapted to turn when the inlet shaft is turned. The inlet shaft of each article-carrier is adapted to turn in register with an indexed position, and to conserve the same angular orientation between print stations.

Abstract: The screen-printing machine (10) comprises: a print station (12); at least one support surface (40A, 40B) for supporting the objects away from the print station (12); and at least one transfer device (18, 20) for transferring an object, which transfer device comprises a manipulator arm (54) equipped with an end clamp (56), the arm (54) being hinged relative to the support surface (40A, 40B) about a pivot axis (Z1-Z1) and the clamp (56) being hinged relative to the arm (54) about a tilt axis. The pivot axis (Z1-Z1) of the arm (54) defines with the normal to the support surface (40A, 40B) a non-zero angle of inclination that is less than 45°. Application to printing flasks.

Abstract: The invention relates to a printing machine, comprising a support stand (2), a plate (4) rotational with respect to the stand (2) about an axis of rotation (A-A), means for driving the plate in rotation, at least two mandrels (6) for holding two articles to be printed in succession, the said mandrels being carried by the plate (4), means (94) for driving the mandrels in rotation about axes of rotation (B-B) parallel to the axis of rotation (A-A) of the plate (4), and a plurality of workstations (18, 18A, 18B) distributed around the rotational plate (4). This machine is characterized in that it comprises means for the displacement of each mandrel in a plane parallel to the plane of the plate (4), in order to modify the spacing between the axis of rotation (B-B) of the mandrel and the axis of rotation (A-A) of the plate, and in that the said means for the displacement of the mandrels are designed to synchronize the displacement of each mandrel (6) with the rotation of the plate (4).

Abstract: A system for transferring supports for objects which can be stacked and unstacked between a conveyor and a machine for printing the objects, characterized in that it includes: a mobile transfer table which has two locations each adapted to receive an object support and which is adapted to occupy a plurality of positions, first drive elements adapted to drive the transfer table vertically up and down, and second drive elements adapted to advance or withdraw the transfer table horizontally and simultaneously to transfer a support containing objects and an empty support or to withdraw the empty transfer table to a position awaiting a new support.

Abstract: A feeder system for feeding objects to object-carriers of a machine for processing the objects, in particular a printing machine, includes a reciprocating finger for pushing each object directly towards an object-carrier to place the object on the object-carrier; the finger being carried by a reciprocating carriage slidably mounted on a chassis and rotatably mounted on the carriage so that it can occupy at least an operational position in which it can push an object when it is moved and a retracted position in which it can avoid an object when it is moved.

Abstract: A printing machine including a plate adapted to rotate about its axis and carrying at its periphery a plurality of object supports having a top face which receives an object to be printed and workstations distributed circumferentially around the plate in line with the trajectory of the object supports, some of which are printing stations and others of which are treatment stations. At least one of the object supports includes a lifting system which raises the object relative to the top face of the object support. The lifting system is connected to a suction head which preserves the projecting position of the object corresponding to that it initially occupied on the object support. The lifting system preferably includes at least two tubes which slide through holes through the object support and the plate.

Abstract: A printing machine includes a circular contour printing table which has a plurality of object-stations regularly distributed around its periphery each adapted to receive an object to be printed and which, rotatable stepwise about an axis, moves the object-stations successively to a loading station, to a plurality of workstations each including a printing system, and to an offloading station. A system for turning over the objects includes a first transfer arm which picks up an object on the printing table and puts it down on an overturning shovel, turns it over and puts it down at a receiving station. A second transfer arm picks up the turned-over object at the receiving station and puts it back down on the printing table.

Abstract: A stack support loading and/or offloading system includes a carriage mobile in translation between a retracted position in which the carriage is moved away from the machine and an advanced position in which the carriage is close to the machine, the direction of movement of the carriage being substantially horizontal. An arm pushes or pulls a support, having at its free end a shape suitable for the support to be moved, and mounted on the carriage and articulated about a substantially vertical shaft between a deployed position in which the free end of the arm is on the trajectory of a support and a retracted position folded toward the carriage. A spring return system spring-loads the arm toward its deployed position. Applications include a loading and offloading station, for example for a machine for printing compact discs.