Abstract: The disclosure concerns a coating device for coating components with a coating agent, in particular for painting motor vehicle body components, with a printhead, a multi-axis coating robot and with a robot control which controls the coating robot. The disclosure additionally provides for a separate printhead control which controls the printhead valve of the printhead.

Abstract: The disclosure relates to a coating method for coating a component (e.g. motor vehicle body component) with a coating agent (e.g. paint), that includes steps of Defining a pattern on the component surface of the component to be coated, the pattern being a surface area outlined by a contour, and areal coating of the component surface with the coating agent within the contour, sharp-edged coating of the component surface with a coating agent along at least a portion of the contour of the pattern.

Abstract: The disclosure concerns a coating device and a corresponding coating process for coating components, in particular motor vehicle body components, with a coating agent (e.g. paint), with a coating robot with a first printhead which is mounted on the coating robot. The disclosure provides that the first printhead is exchangeably mounted on the coating robot and can be exchanged for a second printhead during a color change. Another variant of the disclosure, on the other hand, provides for a second printhead to be mounted on the coating robot in addition to the first printhead, the two printheads each applying a specific coating agent in order to enable a color change without changing the printhead.

Abstract: Applying a coating medium may include: emission of a coating medium jet from an application device and positioning the application device relative to the component with a particular application distance between the application device and the component, so that the coating medium jet impacts on the component and coats the component. The application distance (d) can be smaller than the disintegration distance of the coating medium jet, so that the coating medium jet impacts with its continuous region on the component.

Abstract: The disclosure relates to an operating method for a coating system (e.g. painting installation) for coating components (e.g. motor vehicle body components).

Abstract: The disclosure concerns a coating method and a corresponding coating device for coating components with a nozzle applicator with several nozzles, in particular for painting motor vehicle body components. The disclosure provides that the nozzle applicator is flexibly controlled during the coating method.

Abstract: The disclosure concerns an applicator, in particular a printhead, for applying a coating agent, in particular a paint, to a component, in particular to a motor vehicle body component or an attachment for a motor vehicle body component, having a plurality of nozzles for applying the coating agent in the form of a coating agent jet, and a plurality of coating agent valves for controlling the release of the coating agent through the individual nozzles, and having a plurality of electrically controllable actuators for controlling the coating agent valves. The disclosure provides that a control circuit for electrically controlling the actuators is integrated in the applicator.

Abstract: The disclosure concerns an applicator (e.g. print head) for applying a coating agent (e.g. paint) to a component (e.g. motor vehicle body component), having a nozzle chamber with a plurality of nozzles for dispensing the coating agent in the form of continuous jets or droplets, the coating agent flowing during operation through the nozzle chamber to the nozzles so that the nozzle chamber is filled with the coating agent during operation. The print head further comprises a plurality of slidable valve needles associated with the individual nozzles and selectively opening or closing the respective nozzle depending on the position of the valve needles. Furthermore, the print head according to the disclosure contains an actuator chamber for receiving actuators for displacing the valve needles.

Abstract: The disclosure concerns an applicator (e.g. printhead) for applying a coating agent (e.g. paint) to a component (e.g. motor vehicle body component), having at least one nozzle row with a plurality of nozzles for dispensing the coating agent in the form of a jet in each case, the nozzles being arranged along the nozzle row and in a common nozzle plane, and having a plurality of actuators for controlled release or closure of the nozzles. The disclosure provides that the individual actuators each have an outer dimension along the nozzle row which is greater than a nozzle distance along the nozzle row.

Abstract: The disclosure concerns a coating device and a corresponding coating process for coating components, in particular motor vehicle body components, with a coating agent (e.g. paint), with a coating robot with a first printhead which is mounted on the coating robot. The disclosure provides that the first printhead is exchangeably mounted on the coating robot and can be exchanged for a second printhead during a color change. Another variant of the disclosure, on the other hand, provides for a second printhead to be mounted on the coating robot in addition to the first printhead, the two printheads each applying a specific coating agent in order to enable a color change without changing the printhead.

Abstract: The disclosure relates to a cleaning device for cleaning a nozzle applicator, which is designed for applying a coating agent to a component and has a plurality of application nozzles in a nozzle region in order to discharge the coating agent through the application nozzles during application in an application direction. The cleaning device comprises a rinsing agent supply for supplying a rinsing agent for cleaning the nozzle applicator, and a docking interface for docking the nozzle applicator to be cleaned to the cleaning device. The disclosure provides that the docking interface is configured to flush the rinsing agent into the nozzle applicator through the application nozzles of the nozzle applicator in a direction opposite to the normal application direction. Furthermore, the disclosure comprises a corresponding cleaning method.

Abstract: The disclosure relates to a perforated plate for an application apparatus for the application of a fluid onto a component, preferably a motor vehicle bodywork and/or an add-on part therefor. The perforated plate comprises at least three through-holes for the passage of the fluid, wherein the through-holes are assigned to a row of nozzles with a central region and two edge regions, wherein the at least one outermost through-hole in at least one edge region has at least one reference opening diameter that is smaller than at least one reference opening diameter of at least one through-hole in the central region. The disclosure also relates to an application apparatus and an application method with such a perforated plate.

Abstract: The disclosure relates to an applicator, in particular a printhead, for applying a coating agent, in particular a paint, to a component, in particular a motor vehicle body component or an add-on part for a motor vehicle body component, having at least one nozzle row with a plurality of nozzles for dispensing the coating agent in the form of a coating agent jet, the nozzles are arranged one behind the other in a nozzle plane along the nozzle row at a specific nozzle spacing, and having a plurality of actuators for controlling the release of coating agent through the individual nozzles, the actuators each having an outer dimension along the nozzle row. The disclosure provides that the nozzle distance between the adjacent nozzles of the nozzle row is smaller than the outer dimension of the individual actuators along the nozzle row.

Abstract: The disclosure concerns a coating device and a corresponding coating process for coating components, in particular motor vehicle body components, with a coating agent (e.g. paint), with a coating robot with a first printhead which is mounted on the coating robot. The disclosure provides that the first printhead is exchangeably mounted on the coating robot and can be exchanged for a second printhead during a color change. Another variant of the disclosure, on the other hand, provides for a second printhead to be mounted on the coating robot in addition to the first printhead, the two printheads each applying a specific coating agent in order to enable a color change without changing the printhead.

Abstract: An application device for the application in series of a paint or other coating compositions to motor vehicle bodies or add-on parts thereof has a nozzle print head which contains a plurality of nozzles arranged, for example, in one or more rows, which apply the coating composition to the surface to be coated as continuous jets or individual drops. The nozzle print head is arranged on a multi-axis coating robot. In contrast to application devices of this type known hitherto, the coating composition consists of at least two components which are to be mixed together, such as, for example, 2K paint, which are fed to the nozzle print head via separate supply lines for jointly supplying the nozzles.

Abstract: The disclosure relates to a painting installation for painting components with a paint, in particular for painting motor vehicle body components, with a paint booth and an application device, in particular a print head, arranged in the paint booth, for applying the paint to the component located inside the paint booth, the application device operating essentially without overspray, so that the paint applied by the application device essentially completely on the component to be coated without overspray deposits. The disclosure provides that no paint separation is arranged below the first paint booth.

Abstract: The disclosure relates to a coating method for coating a component (e.g. motor vehicle body component) with a coating agent (e.g. paint), that includes steps of Defining a pattern on the component surface of the component to be coated, the pattern being a surface area outlined by a contour, and areal coating of the component surface with the coating agent within the contour, sharp-edged coating of the component surface with a coating agent along at least a portion of the contour of the pattern.

Abstract: The disclosure concerns a printhead for the application of a coating agent to a component, in particular for painting a vehicle body component with a paint. The disclosure provides that the printhead is designed in such a way that it enables a color change during coating operation and can be rinsed with a rinsing agent during a color change in order to rinse out coating agent residues from the printhead.

Abstract: The disclosure relates to an application device for applying an application medium onto a component, preferably for application of a coating onto a motor vehicle body component. The application device includes a print head for preferably serial and/or permanent application of the application medium, wherein the print head has: a nozzle plate, at least one nozzle in the nozzle plate in order to discharge the application medium, at least one valve element, which is movable relative to the nozzle plate, for control of the application medium discharge through the at least one nozzle, wherein the at least one movable valve element closes the at least one nozzle in a closing position and releases it in an opening position, and at least one drive for moving the at least one valve element. The application device is characterised in particular in that it includes at least one temperature control apparatus for reducing heating of the at least one drive during application of the application medium.

Abstract: The disclosure concerns a coating method and a corresponding coating device for coating components with a nozzle applicator with several nozzles, in particular for painting motor vehicle body components. The disclosure provides that the nozzle applicator is flexibly controlled during the coating method.