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 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: A coating apparatus for coating a component with a coating agent includes an applicator for delivering at least one coating agent jet of the coating agent to the component. The coating apparatus includes an intercepting device which in an active position intercepts the at least one coating agent jet between the applicator and the component so that the at least one coating agent jet does not strike the component.

Abstract: A coating apparatus for coating a component with a coating agent includes an applicator for delivering at least one coating agent jet of the coating agent to the component. The coating apparatus includes an intercepting device which in an active position intercepts the at least one coating agent jet between the applicator and the component so that the at least one coating agent jet does not strike the component.

Abstract: A device, method, system, operating method, component and composition are disclosed for preventing deposits of a disposal agent, e.g., where a multi-component paint having two or more components such as a paint component and a hardener component, is employed, for example in a coating installation. Exemplary illustrations include a receiving device for disposal agent, e.g., for disposal agent from cleaning and/or rinsing processes of an application apparatus, comprising at least one inlet opening for introducing the disposal agent, and an outlet opening for removing the disposal agent. Furthermore, at least one loading means may be provided in order to load the receiving device with a loading agent, which may at least delay a deposition of disposal agent on or in the receiving device.

Abstract: The disclosure relates to an operating method for a coating system, in particular for a painting system, for coating components (2), in particular motor vehicle body components (2), having the following steps: conveying, by means of a conveying device (3), the components (2) to be coated in a conveying direction through a coating booth (1), coating the components (2) in the coating booth (1) with a coating product by means of an application device (17-19) which applies a spray jet of the coating product, a portion of the applied coating product being deposited on the components (2) to be coated while another portion of the applied coating product floats into the interior of the coating booth (1) as an excess coating product mist (21), and reducing the excess coating product mist (21) from the interior of the booth by means in addition to or other than the downwardly directed air flow generated by a filter ceiling. In addition, the disclosure includes a correspondingly designed coating system.

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 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 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 with a coating agent, comprising the following steps: moving an application device over a component surface of the component to be coated, delivering a coating agent jet (9) from the application device to the component surface that is to be coated, defining switching points on the component surface for initiating a switching action, in particular for switching on or switching off a coating agent jet, and performing the switching action when one of the switching points is reached. The disclosure provides the following steps: marking the switching points on the component surface by generating a switching marking on the component surface at the individual switching points, detecting the switching markings corresponding to the individual switching points during movement of the application device, and performing the switching actions when the switching markings are detected on the component surface.

Abstract: A coating method for coating components, e.g. motor vehicle bodywork components in a painting installation, is provided. The coating method includes moving an application device over a component surface to be coated along a pre-determined coating path, and applying a coating medium stream onto the component surface by means of an application device. The coating medium stream is not rotationally symmetrical relative to its stream axis and therefore generates on the component surface an elongate spray pattern with a particular longitudinal direction. The method further includes rotation of the application device about the stream axis relative to the coating path during the movement of the application device so that the angular position of the longitudinal direction of the spray pattern relative to the path transverse direction changes along the coating path.

Abstract: The disclosure relates to a coating method for coating a component with a coating agent, comprising the following steps: moving an application device over a component surface of the component to be coated, delivering a coating agent jet (9) from the application device to the component surface that is to be coated, defining switching points on the component surface for initiating a switching action, in particular for switching on or switching off a coating agent jet, and performing the switching action when one of the switching points is reached. The disclosure provides the following steps: marking the switching points on the component surface by generating a switching marking on the component surface at the individual switching points, detecting the switching markings corresponding to the individual switching points during movement of the application device, and performing the switching actions when the switching markings are detected on the component surface.

Abstract: The disclosure relates to an operating method for a coating system, in particular for a painting system, for coating components (2), in particular motor vehicle body components (2), having the following steps: conveying, by means of a conveying device (3), the components (2) to be coated in a conveying direction through a coating booth (1), coating the components (2) in the coating booth (1) with a coating product by means of an application device (17-19) which applies a spray jet of the coating product, a portion of the applied coating product being deposited on the components (2) to be coated while another portion of the applied coating product floats into the interior of the coating booth (1) as an excess coating product mist (21), and reducing the excess coating product mist (21) from the interior of the booth by means in addition to or other than the downwardly directed air flow generated by a filter ceiling. In addition, the disclosure includes a correspondingly designed coating system.

Abstract: The disclosure concerns a printhead for applying a coating agent to a component, in particular for applying a paint to a motor vehicle body component, having at least one outlet opening for dispensing the coating agent, a coating agent supply for supplying the coating agent to the outlet opening, a movable valve element, the valve element in the closed position closes the outlet opening, whereas the valve element in the open position opens the outlet opening, and with a valve actuator for moving the valve element between the opening position and the closed position. The disclosure additionally provides for a flexible membrane which separates the valve actuator from the coating agent supply, the actuator side of the membrane facing the valve actuator and the coating agent side of the membrane being exposed to the coating agent in the coating agent supply.

Abstract: The disclosure relates to an application device for the application of an application medium onto a component, preferably for application of a paint onto a motor vehicle body component, comprising: at least one print head for application of the application medium preferably in series and for mounting on an application robot, and at least two nozzle rows which can be moved by the application robot, wherein the at least two nozzle rows comprise a first nozzle row with several nozzles for the output of application medium jets and at least one further nozzle row with several nozzles for the output of application medium jets. The application device is characterised in particular in that at least one nozzle row of the at least two nozzle rows is movable for the purpose of position adjustment of the nozzles of the first nozzle row and the nozzles of the at least one further nozzle row.

Abstract: The disclosure concerns a coating device for coating components with a coating agent, in particular for painting motor vehicle body components with a paint, with a printhead for applying the coating agent to the component, and with a coating agent supply for supplying the printhead with the coating agent to be applied, wherein the coating agent flows from the coating agent supply to the printhead at a specific coating agent pressure and a specific flow rate. The disclosure provides that the coating supply will control the coating agent pressure and/or the flow rate of the coating agent. Furthermore, the disclosure includes an associated operating method.

Abstract: The disclosure relates to a print head for applying a coating agent to a component, in particular for applying a paint to a motor vehicle body component, having a nozzle plate, a nozzle in the nozzle plate for dispensing the coating agent, and a valve element movable relative to the nozzle plate for controlling the release of coating agent through the nozzle, the movable valve element closing the nozzle in a closed position, whereas the movable valve element releases the nozzle in an opened position, and having a seal for sealing the nozzle with respect to the movable valve element in the closed position of the valve element. The disclosure provides that the seal is not designed as an elastomer insert on the valve element.

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 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.