Abstract: To provide an intermediate storage unit for the intermediate storage of objects to be painted in the form of vehicle bodies and/or parts of vehicle bodies and/or for the transport of objects to be painted in the form of vehicle bodies and/or parts of vehicle bodies from one process section of a paint shop to another process section of the paint shop, which allows the objects to be painted to also be stored in the intermediate storage unit over a lengthy period of time, e.g. during a shift change, overnight or over a weekend, without impairment to the quality of the painting of the objects to be painted, it is proposed that the intermediate storage unit is configured as a clean-room area.

Abstract: A device for separating wet paint overspray from an exhaust air flow containing overspray particles is disclosed. The overspray particles pass into the exhaust air flow in an application region of a painting assembly and the device includes a separation device for separating the overspray from a part of the exhaust air flow, in which clogging of the separation device with wet paint overspray is substantially prevented during a cleaning operation and/or ingress of precoat material into the application region from the region of the separation device is substantially prevented during a precoating operation, the device includes at least one closing device, by means of which the flow path of the exhaust air flow from the application region to the separation device can be intermittently closed off at least partially, and at least one precoat feeding means discharges a precoat material into the exhaust air flow downstream of the closing device.

Abstract: In order to provide an electrocoating plant for coating workpieces, in particular vehicle bodies, comprising at least one immersion bath, in which at least one electrode is disposed, a conveying device, which brings the workpieces into the immersion bath and out of the immersion bath again, and a power supply device, which generates from an a.c. input voltage an output voltage, in particular a d.c.

Abstract: In order to provide a device for separating wet paint overspray from a stream of crude gas containing overspray particles which comprises at least two filter devices each of which has an inlet opening through which a partial stream of crude gas enters the respective filter device and each of which comprises at least one filter element for separating the overspray from the partial stream of crude gas, which allows one to maintain the fluidity of the mixture consisting of filter aid material and wet paint overspray that has been cleansed from the filter elements in the filter aid material reservoirs in a simple and efficient manner, it is proposed that the device should comprise at least one reservoir for receiving material which has been cleansed from the filter elements of a plurality of filter devices and a mixing device for mechanically blending the cleansed material from a plurality of filter devices.

Abstract: A guiding air ring for a rotary atomiser for coating components, such as motor vehicle body parts, is disclosed. The ring generally includes a front side facing a bell plate of the rotary atomiser in the operating state, and at least one guiding air nozzle for outputting a guiding air flow for forming a directed spray emitted from the bell plate. The ring may also include a cavity which is rotationally arranged in the front side of the guiding air ring in an annular manner. A correspondingly adapted bell plate is also disclosed.

Abstract: The invention relates to an application element (1) for a rotary sprayer, in particular in the form of a bell-shaped plate or a rotary disc, with an overflow surface (8) which, during the coating operation, rotates together with the application element (1) and is overflowed by a coating agent to be applied, and with a surface layer which is located on the overflow surface (8) and on which a thin coating agent film forms with a certain film thickness during operation, wherein boundary surface friction acts between the coating agent film and the surface layer. It is proposed that the surface layer reduces the boundary surface friction between the coating agent film and the overflow surface (8). Furthermore, the invention comprises an associated operating method.

Abstract: In order to provide a method for supplying fresh auxiliary material, which is added to a stream (120) of crude gas laden with wet paint overspray before the stream of crude gas passes through at least one filter element (172) for separating the overspray from the steam of crude gas, to at least one filter device (132) which comprises at least one receptacle (176) for auxiliary material, which is in its operating position, while the stream of crude gas is passing through the filter element, which method enables better action of the auxiliary material on the stream of crude gas and makes a particularly efficient supply of fresh auxiliary material to the at least one filter device possible, it is suggested that the fresh auxiliary material be supplied directly into the receptacle for auxiliary material while the receptacle for auxiliary material is in the operating position.

Abstract: In order to provide a method of introducing auxiliary material into the flow path of a crude gas stream charged with wet-paint overspray before the crude gas stream passes through at least one filter element for separating the overspray from the crude gas stream, with which method an introduction of auxiliary material into the application region of a paint shop is reliably prevented even in the event of incorrect operation, a method is proposed, which comprises the following method steps: detecting whether there is an adequate crude gas flow through the at least one filter element; and blocking the introduction of auxiliary material into the flow path of the crude gas stream if it is determined that there is not an adequate crude gas flow.

Abstract: A deflecting air ring is disclosed having a plurality of deflecting air nozzles for discharging a deflecting air jet onto a spray jet of a vaporizer in order to shape the spray jet. The deflecting air nozzles are configured such that the deflecting air jet is substantially laminar within a close region, while the deflecting air nozzles also generate turbulence in a remote region situated downstream of the close region of the deflecting air jet.

Abstract: Paint booths for applying paint to an object, as well as methods for degrading coating operations associated with a paint booth, are disclosed. Paint booth may generally include one or more robot rails positioned parallel to the path of the conveyor, and one or more robots positioned on at least one of the rails. Robots may be configured to simultaneously apply a first paint layer to the interior and exterior surfaces of the object. Paint booths may further include one or more additional robots positioned on at least one of the rails and configured to simultaneously apply a second paint layer to the interior and exterior surfaces of the object.

Abstract: In order to provide an easy-to-assemble drier (100) for drying surface-treated workpieces, in particular vehicle bodies (110), which are each disposed on a respective workpiece carrier (109), comprising a drier housing (102) having a drier tunnel (108), through which the workpieces are moved along a conveying direction (112) and which is delimited in a downward direction by a drier floor (116) comprising a plurality of floor elements (118), and a conveying device (138) that conveys the workpieces through the drier tunnel (108), it is proposed that the conveying device (138) comprises a plurality of carrying roller units (140), which are disposed successively in the conveying direction (112) and each comprise at least one carrying roller (142), on which the workpiece carriers (109) rest as they are conveyed through the drier tunnel (108), wherein the carrying roller units (140) are each mountable separately on a respective floor element (118) of the drier floor (116).

Abstract: In order to create a workpiece carrier for conveying a workpiece to be painted, in particular, a vehicle body through at least one electrophoretic dip paint bath and by means of at least one conveyor device following the electrophoretic dip paint bath, comprising at least one electrical contacting device for passing a coating current into the workpiece when the workpiece is conveyed through the electrophoretic dip paint bath and at least one contact surface, at which the workpiece carrier comes into contact with the conveyor device following the electrophoretic dip paint bath, with which dip paint is prevented from rubbing off in the conveyor device following the electrophoretic dip paint bath, it is suggested that at least one contact surface be electrically insulated from the at least one contacting device.

Abstract: The invention relates to an application element (1) for a rotary sprayer, in particular in the form of a bell-shaped plate or a rotary disc, with an overflow surface (8) which, during the coating operation, rotates together with the application element (1) and is overflowed by a coating agent to be applied, and with a surface layer which is located on the overflow surface (8) and on which a thin coating agent film forms with a certain film thickness during operation, wherein boundary surface friction acts between the coating agent film and the surface layer. It is proposed that the surface layer reduces the boundary surface friction between the coating agent film and the overflow surface (8). Furthermore, the invention comprises an associated operating method.

Abstract: In order to provide a drier module for a drier for a coating plant, in particular for a coating plant for vehicle bodies, wherein the drier comprises a drier working space for receiving the objects to be dried, which space is bounded by a drier floor, a drier ceiling and lateral boundary walls, which reduces the transport costs for transporting the drier components from the production site to the erection site, it is proposed that the drier module comprise at least one section of a lateral boundary wall of the drier working space and one section of the drier floor and/or one section of the drier ceiling, wherein the drier floor section and/or the drier ceiling section are/is connected to the boundary wall section so as to be pivotable relative to the boundary wall section.

Abstract: The invention relates to a coating device, in particular for painting motor vehicle bodies, comprising a sprayer (1) for applying a coating material by means of an application element and an internal colour-changer valve assembly (3), said assembly having several colour inlets (4-7) for selecting coating materials of different colours. The internal colour-changer valve assembly (3) is integrated into the sprayer (1) and is connected by its outlet to the application element (2), in order to feed the selected coating material to the application element (2). The invention also comprises an external colour-changer valve assembly (14) with several colour inlets for selecting coating materials of different colours, said external colour-changer assembly (14) having a separate structure from the sprayer (1) and being connected by its outlet to the application element (2), in order to feed the selected coating material to the application element (2). The invention also relates to a corresponding operating method.

Abstract: In order to provide a transport system with a conductor system, which includes at least one supply conductor, which is connected to an energy source, at least one transport carriage movable along a travel path relative to the conductor system and at least one device for the non-contact transmission of energy from the conductor system to the transport carriage, in which transport system the stationary conductor loop has an inductance that is as low as possible and in which ohmic losses are kept as low as possible, it is proposed that the transport system includes at least one induction conductor, which at least in sections is arranged so closely adjacent to the supply conductor that an electric current flowing in the supply conductor generates an induction current in the induction conductor, wherein the induction conductor has at least two end regions, which are short-circuited to one another, and/or wherein the induction conductor is closed in a ring shape.

Abstract: A gear pump for the dosed conveyance of pigmented lacquers or paints and which is adapted for use with a painting robot. The gear pump comprises two toothed wheels meshing with one another and which are mounted within a pump housing in such a manner that they can be rotated by a driven drive shaft and a fixed bearing shaft. For this, the drive shaft is mounted by a bearing section at multiple points in a pump housing and a coupling section of the drive shaft projects out of the pump drive to connect to a drive. In order, on the one hand, to avoid wear due to high pressure forces and, on the other hand, to absorb a pronounced load from the outside, a supporting bearing for the radial and axial support of the drive shaft is formed on the drive shaft's coupling section projecting outside of the pump housing.

Abstract: In order to provide a device for separating wet paint overspray from an exhaust air flow containing overspray particles, wherein the overspray particles pass into the exhaust air flow in an application region of a painting assembly and wherein the device comprises at least one separation device for separating the overspray from at least a part of the exhaust air flow, in which clogging of the separation device with wet paint overspray is substantially prevented during a cleaning operation and/or ingress of precoat material into the application region from the region of the separation device is substantially prevented during a precoating operation, it is proposed that the device comprises at least one closing device, by means of which the flow path of the exhaust air flow from the application region to the separation device can be intermittently closed off at least partially, and at least one precoat feeding means, which discharges a precoat material into the exhaust air flow downstream of the closing device.

Abstract: In order to provide a device for separating wet paint overspray from an exhaust air flow containing overspray particles, wherein the overspray particles pass into the exhaust air flow in an application region of a painting assembly and wherein the device comprises at least one separation device for separating the overspray from at least a part of the exhaust air flow, in which clogging of a wall surface of the device with wet paint overspray is prevented, it is proposed that the device is divided into a plurality of sections below the application region, wherein at least one separation device is provided in one of the sections, and that the device comprises at least one air curtain producing device for generating an air curtain on a wall surface, which delimits the flow path of the exhaust air flow and is arranged on the at least one flow guide element.

Abstract: A device (10) is provided for handling workpieces, in particular vehicle chassis (22) of modular construction, and having a first module with a handling line (12) in turn having one or several handling regions (14) for surface handling of the workpieces (22), and a guide device (44) along the handling line (12). A second module has one or several carriages (20b) to which the workpieces (22) may be fixed and moved along the guide device (44). Various types of second module may be combined with the first module to achieve various configurations of the whole device (10) with regard to throughput and flexibility.