Abstract: A conveyor system for conveying objects, particularly vehicle bodies, in an immersion treatment system, comprising at least one conveyor carriage having a chassis supporting at least one load-bearing wheel that can rotate about a rotary axis. At least one object can be attached to a mounting device that can pivot about a pivot axis. The at least one load-bearing wheel runs on a guide rail. The conveyor carriage is moved along the guide rail using drive means. The rotary axis of the at least one load-bearing wheel and the pivot axis of the mounting device are disposed coaxially to each other. An immersion treatment system comprising such a conveyor system.

Abstract: A method for checking an article with material-free regions, a three-dimensional test structure of the article is set up, this test structure comprising a negative formation of the material-free regions.

Abstract: A method for precipitating overspray from the overspray-laden booth exhaust air of coating installations, in particular from painting installations, the overspray is carried by an air stream to a precipitation device, where a majority at least of the solid material is precipitated from the overspray. The overspray-laden booth exhaust air is guided through filter modules, in which overspray is precipitated and which are designed as replaceable one-way components having a filter housing and a filter unit, wherein each filter module is replaced by an empty filter module after reaching a loading overspray. Moreover, the invention relates to a device for precipitating overspray by means of such one-way filter modules, and to an installation for coating objects, in particular vehicle bodies.

Abstract: A valve for use in conjunction with an application device having a valve housing and a valve spindle which bears a sealing element at a first free end outside the valve housing and, within the valve housing, is mounted displaceably between a closed position and a release position. The valve spindle includes at least one first piston element and at least one second piston element, wherein the first piston element is guided in a first piston space and the second piston element is guided in a second piston space, said piston spaces being bounded by the valve housing. A pressure fluid can be supplied in each case to the first piston space and to the second piston space in such a manner that a force acting in the same direction is exerted on the first piston element and on the second piston element.

Abstract: A device for drying work pieces, in particular vehicle wheels, having a dryer housing which borders a dryer chamber and has at least one access to the dryer chamber. Work piece carriers loaded with work pieces can be conveyed through the dryer chamber by a conveyance system. There is a transfer device which transfers work pieces to be dried to a work piece carrier located in the dryer chamber, and removes dried work pieces by a work piece carrier located in the dryer chamber. The work piece carriers can be conveyed in circulation through the dryer chamber without leaving same. A method for drying work pieces, wherein the work piece carriers are correspondingly conveyed through the dryer chamber without leaving same, wherein work pieces to be dried are transferred to a work piece carrier located in the dryer chamber and dried work pieces are removed by a work piece carrier located in the dryer chamber.

Abstract: A system for treating objects having at least one dipping tank, the objects being introducible into and removable out of said dipping tank by transport carriage which moves on two parallel rails in an operating position and has a shaft that extends from one rail to the other rail in a transverse manner with respect to the two rails in the operating position. At least one pivoting arm is connected to the shaft, said pivoting arm having a supporting frame for the object. The shaft is pivotally hinged to the body of the transport carriage in an end region that adjoins one of the two rails such that said shaft can rotate together with the pivoting arm and the supporting frame into a space-saving position, in which said shaft runs approximately parallel with respect to one of the two rails. In this manner, the transport carriage can be converted into a single-track vehicle when returning from the unloading position of the objects into the loading position.

Abstract: An apparatus for conveying articles, in which at least one endless drive train forms a load-bearing strand and a return strand and specifies a conveying direction. A guide device for the at least one endless drive train includes a first deflecting element and at least one second deflecting element, over which the at least one endless drive train circulates. The at least one endless drive train carries along a plurality of supporting members which are arranged and configured such that they interact with supporting structures to which at least one article can be fastened. Furthermore, the at least one endless drive train carries along a plurality of coupling members which are arranged and configured such that they interact with standardized holding components of vehicle bodies. Also, a surface treatment plant having such a conveying apparatus.

Abstract: A spindle conveyor for conveying workpieces, in particular vehicle wheels, having a rail system that includes at least one support rail. Multiple conveyor carriages have a chassis that can be moved on the support rail in a conveying direction and a supporting device for workpieces which is entrained by the chassis. Each workpiece can be mounted on a workpiece spindle which is part of the supporting device which has a pair of workpiece spindles mounted so as to be rotatable as a unit relative to the chassis about a vertical axis of rotation and can be moved at least into a first rotational position and a second rotational position. Also a station for treating workpieces, in particular vehicle wheels, with such a spindle conveyor which allows the workpieces to be conveyed through the station.

Abstract: In a device for transferring vehicle wheels, an individual vehicle wheel can be gripped by a gripping module having at least one gripping unit which is supported by a frame structure and includes multiple pressing elements that can be pressed against one or more mating surfaces of an individual vehicle wheel. A first gripping module and a second gripping module are mounted on a common rigid support structure which can be rotated about a main axis of rotation by a rotating mechanism. Furthermore, the pressing elements move with a movement component running parallel to the main axis of rotation.

Abstract: A system for the thermal preparation of reclaimed road material containing PAHs, or of oil sludge having a loading station for pre-comminuted reclaimed road material or oil sludge, a rotary kiln in which the reclaimed road material or the oil sludge is burned, while oxidation air is fed in, a dust separator to which the flue gases produced in the rotary kiln are fed, an after-burner to which the flue gases leaving the dust separator are fed, and a filter to which the flue gases arising in the after-burning means are fed. These components are divided into a plurality of modules, each of which includes a weight and dimension such that each may individually be transported using conventional road transport means, in particular low loaders or heavy goods vehicles.

Abstract: A treatment unit for the surface treatment of articles having at least one treatment chamber and a conveying system which conveys articles to be treated into the treatment chamber, along a conveying path through the treatment chamber and back out of the treatment chamber. Each article in each position on the conveying path prescribes a conveying direction tangential to the conveying path. An application system includes at least one multiaxis application robot, which takes along with it an application device and moves along a robot path of movement. The conveying system and the application system are set up such that the at least one application robot moves in relation to the conveying direction of an article optionally with a movement component parallel to the conveying direction of the article and/or a movement component perpendicular to the conveying direction of the article. Also, an installation and a method for the surface treatment of articles.

Abstract: A rail system for an in-floor electric conveyer system having a main track with at least two fixed parallel rails, at least two secondary tracks which enclose an angle and each likewise have fixed rails, and a switch arranged between the main track -and the secondary tracks. Each rail of the main track is assigned a moveable rail section connected to the corresponding rail of the main track via a joint. Each joint has at least one end face of the rail of the main track embodied as part of a rotational face about the axis of a pivot pin, at least one end face, embodied in a complementary fashion thereto, of the assigned movable rail section and at least one transition body, which overlaps the fixed rail and the movable rail section and is connected in one end region to the fixed rail, and in the other end region to the movable rail section in an articulated fashion.

Abstract: A system for dip coating articles, in particular vehicle bodies, which articles can be moved to at least one dip tank and away from it with the aid of a transport system. For being lowered into and raised out of the tank, they are placed onto a rotating platform of at least one stationary rotating station and are dipped into the treatment liquid and removed from it by rotation of the rotating platform. Each article is fastened with the aid of a fastening device on a skid which interacts with the transport system. The fastening device is configured such that the article fastened to the fastening device is at a smaller spacing from the rotating platform in the removed position than in the second, dipped position.

Abstract: A system for tempering vehicle bodies having a housing, a tempering tunnel in the housing, at least one pressure chamber in a housing and separated by a wall from the tempering tunnel, a plurality of nozzles in the wall and an air tempering unit which introduces tempered air into the pressure chamber in such a way that the tempered air flows in through the nozzles into the tempering tunnel and acts on the vehicle body. At least one nozzle unit is oriented and has a range that is wide enough, such that the air stream exiting the nozzle unit passes through an opening in the vehicle body on the side facing the nozzle unit and acts on an inner face of the vehicle body on the opposite side.

Abstract: A line for the dip coating of objects operates with a known conveyor system. In order to avoid a collision between the objects and the hard structure adjoining the movement path, a position transducer measuring the absolute value is provided for each possible degree of freedom of movement of the object fixed to the holding frame. The course of a first boundary surface or a boundary line, which reproduces the course of the hard structures along the movement path of the object, is stored in a memory. Also stored is the course of a second boundary surface or boundary line, which runs at a distance from the first boundary surface or boundary line. Finally, the course of a contour which represents the course of the object fixed to the holding frame is also stored.

Abstract: A handling module for handling vehicle wheels in an installation for the surface treatment thereof and having at least two gripping units which are supported by a frame structure and each of which comprises a plurality of press-on elements which are pressable onto one or more counter surfaces of an individual vehicle wheel. At least one of the gripping units includes a translation device by which the press-on elements are movable in relation to the frame structure with a movement component which is parallel to the axis of rotation of a gripped vehicle wheel.

Abstract: A surface treatment plant for vehicle bodies having a first treatment area which comprises a first conveyor system enabling a vehicle body to be conveyed through the first treatment area, and a second treatment area which includes a second conveyor system enabling the vehicle body to be conveyed through the second treatment area. A transfer device enables the vehicle body to be transferred from the first conveyor system to the second conveyor system. The transfer device includes supports which engage on regions of the vehicle body and at least one is arranged in particular on the highest point of the horizontal and the vehicle body is oriented roof upwards. Also a method for conveying vehicle bodies through a surface treatment plant.

Abstract: A device for controlling the temperature of vehicle bodies, in particular for drying painted vehicle bodies, having a housing in which a temperature control tunnel and at least one pressure chamber separated therefrom by a wall are provided. In said wall there is a plurality of conventional nozzles via which temperature controlled air, which is introduced into the pressure chamber, is applied in particular in the upper region of the vehicle body. At least one nozzle device is provided which has a plurality of nozzle openings on the side thereof facing the vehicle body and at least roughly following the geometry of the lower region of the vehicle body at a distance from the vehicle body, which is smaller than the distance of the other nozzles arranged in the same wall.

Abstract: A device for transporting vehicle bodies, on which standardised holding components are provided. A guide device is provided for at least one continuous drive train which having a driving side and a slack side, and having a first return element and at least one second return element around which the at least one continuous drive train circulates. The at least one continuous drive train supports a plurality of coupling elements which are arranged and aligned in such a manner that they can work together with the standardised holding components provided on the vehicle body.

Abstract: The invention relates to an immersion treatment system, particularly an electrophoretic immersion coating system, comprising at least one immersion basin in a known manner that can be filled with a treatment fluid. A transport system guides the objects to be coated to the immersion basin, into the interior of the immersion basin, out of the immersion basin, and away therefrom. It comprises at least one transport car whereon a vertically displaceable carriage is disposed. A component defining a rotary axis is supported on the same, supporting a mounting device for the object to be treated. A motion sequence for the object can be achieved in said manner, comprising a superposition of a horizontal linear motion, a vertical linear motion, and a rotary motion about the rotary axis.