EP1346779B1 - Device for receiving a workpiece carrier and for supplying a first and a second fluid - Google Patents

Device for receiving a workpiece carrier and for supplying a first and a second fluid Download PDF

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Publication number
EP1346779B1
EP1346779B1 EP03004414A EP03004414A EP1346779B1 EP 1346779 B1 EP1346779 B1 EP 1346779B1 EP 03004414 A EP03004414 A EP 03004414A EP 03004414 A EP03004414 A EP 03004414A EP 1346779 B1 EP1346779 B1 EP 1346779B1
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EP
European Patent Office
Prior art keywords
medium
hollow shaft
unit
hollow
outlet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP03004414A
Other languages
German (de)
French (fr)
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EP1346779A3 (en
EP1346779A2 (en
Inventor
Joachim Schwarz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MAFAC Ernst Schwarz GmbH and Co KG
Original Assignee
MAFAC Ernst Schwarz GmbH and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by MAFAC Ernst Schwarz GmbH and Co KG filed Critical MAFAC Ernst Schwarz GmbH and Co KG
Publication of EP1346779A2 publication Critical patent/EP1346779A2/en
Publication of EP1346779A3 publication Critical patent/EP1346779A3/en
Application granted granted Critical
Publication of EP1346779B1 publication Critical patent/EP1346779B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
    • F26B11/12—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in stationary drums or other mainly-closed receptacles with moving stirring devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02—Cleaning by the force of jets or sprays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • B08B3/06—Cleaning involving contact with liquid using perforated drums in which the article or material is placed

Definitions

  • the present invention relates to a device for receiving a workpiece carrier and for supplying a first and second medium in a cleaning container and a cleaning container with such a device.
  • a device for cleaning workpieces which has a cleaning container and a rotatably arranged in the cleaning container workpiece carrier.
  • the cleaning device further comprises a spray unit, which discharges cleaning liquid and a gaseous medium under pressure in the cleaning container if necessary and which is also arranged rotatably in the cleaning container.
  • a device for cleaning workpieces which has a rotatably arranged workpiece carrier and a rotatably arranged spray cleaning unit.
  • a connecting pipe of the spray cleaning unit for supplying cleaning fluid serves at the same time as a shaft for the workpiece carrier.
  • a simultaneous supply of a second medium, for example a gas through the opening for the connecting pipe in the cleaning container is not possible.
  • the aim of the present invention is to provide a device for receiving a workpiece carrier and for supplying a first and second medium in a cleaning container of a cleaning device for feeding, which is compact and can be provided for only one opening in the cleaning container.
  • a cleaning container be provided with such a device.
  • the device according to the invention for receiving a workpiece carrier and for feeding a first and second medium into a cleaning container comprises a rigid hollow axle with at least one inlet and an outlet for the first medium and a hollow shaft with at least one inlet and an outlet for the second medium, which is rotatable is mounted in the hollow axle, wherein between the hollow shaft and the hollow shaft, a first channel is formed, in which open the inlet and the outlet of the hollow shaft, and wherein in the interior of the hollow shaft, a second channel is formed.
  • a distributor unit for the first medium is arranged and in the region of the outlet of the hollow shaft, a distributor unit for the second medium is arranged.
  • a receiving device for a workpiece carrier is arranged in the region of one end of the hollow shaft.
  • the receiving device for the workpiece carrier is preferably non-rotatably connected to the hollow shaft, so that the hollow shaft serves both as a feeding device for the second medium via the channel disposed inside and also as a drive shaft for a workpiece carrier to be fastened to the receiving device.
  • the distribution medium for the first medium is coaxial with the hollow axis and preferably arranged rotatable about the hollow axis and has an outlet, wherein the distribution unit preferably has means for attaching a spray unit for the first medium in the region of this outlet.
  • a spray unit is for example a pipe, the one Having a plurality of outlet openings and which is fixedly connected to the distributor unit rotatable.
  • the distributor unit can be designed to receive a spray unit or to receive a plurality of spray units.
  • the distributor unit for the first medium preferably has an annular channel which is arranged in the circumferential direction of the hollow axle and into which the channel formed between the hollow axle and the hollow shaft opens via the outlet, the distributor unit furthermore having an outlet in its region, the means for fastening the spray unit are arranged.
  • the annular channel allows the supply of the first medium to the outlet of the rotatable about the rigid hollow axis arranged distribution unit for the first medium.
  • the second medium distribution unit also includes means for attaching a spray unit, and also an annular channel into which the second medium channel formed inside the hollow shaft opens via the outlet, and an outlet.
  • the spray unit can also be formed as a tube with a number of outlet openings, wherein the spray unit is to be fastened to the distributor unit.
  • the distribution unit for the second medium, as well as the distribution unit for the first medium may be designed to receive a plurality of spray units.
  • the distribution medium for the second medium is preferably non-rotatably connected to the distribution unit for the first medium, so that the two distribution units synchronously rotate with the receiving units for the spray units.
  • the hollow shaft with the receiving device for the workpiece carrier is rotatable independently of the two distribution units.
  • a supply unit for the first medium is arranged, which is preferably formed by a nozzle attached to the hollow shaft.
  • a supply unit for the second medium is arranged in the region of the inlet of the hollow shaft, which has the channel for the second medium.
  • This feed unit has an inlet and an annular channel into which the inlet of the hollow shaft opens.
  • the feed unit is slidably mounted on the hollow shaft, so that the position of the inlet of the feed unit remains unchanged when the hollow shaft rotates.
  • the annular channel ensures that with a rotating hollow shaft, a medium supply to the channel formed in the interior of the hollow shaft is always guaranteed.
  • a first drive unit is provided, which is coupled to the distributor unit for the first medium.
  • the first drive unit and the distribution unit for the first medium each comprise a sprocket, these sprockets are coupled by means of a chain.
  • a second, independent from the first drive unit drive unit is preferably provided, wherein the drive unit and the hollow shaft in one embodiment each have a sprocket, wherein the sprockets are connected to each other via a chain.
  • a mounting plate which has an opening through which the hollow axle is passed, and on which the first and second drive unit are mounted.
  • On the mounting plate an annular, surrounding the distribution unit for the first medium annular flange is further arranged. This flange serves to insert the device into a recess of a treatment container and has a seal, which abuts against the first distribution unit to seal the assembly.
  • Figures 1 to 10 illustrate an embodiment of the inventive device for receiving a workpiece carrier and for supplying a first and second medium in a cleaning container.
  • Figures 1 to 10 show the device according to the invention from different directions.
  • the device comprises a rigid hollow axle 10 with at least one inlet 11 and an outlet 12 for a first medium, wherein this medium can be, for example, cleaning fluid or a gas, in particular compressed air.
  • Figures 1 to 3 show the device in each case in an axial cross section through the hollow shaft 10, wherein Figure 1 shows a side view of the device on a sectional plane and Figure 2 shows the side view of the cut device in a perspective view.
  • Figure 3 shows a sectional view of the device in a drawn in Figure 1 section AA.
  • the figures FIGS. 4 to 7 each show the device in cross-section through the sectional planes CC, EE, FF and GG shown in FIGS. 1 and 3.
  • FIGS. 8 to 10 show the overall arrangement in perspective view, in each case from different viewing directions.
  • the hollow shaft 10 shown in the figures has two outlet openings 12, which are arranged offset from one another at an angle of 180 °.
  • the hollow axle 10 further has an inlet opening 11, which in the example is arranged offset in the circumferential direction with respect to the outlet openings 12 and to which an inlet connection 13 is connected, as can be seen in particular from FIGS. 3 and 5.
  • the device further comprises a hollow shaft 20 which is mounted coaxially and rotatably in the hollow axle 10, wherein between the hollow axle 10 and the hollow shaft 20, an annular first channel 14 for the first medium is formed, in which the inlet opening 11 and the outlet opening 12 of Open hollow axle.
  • a channel 26 is formed for a second medium, wherein this second medium may also be cleaning liquid or a gaseous medium, in particular air.
  • this second medium may also be cleaning liquid or a gaseous medium, in particular air.
  • one of the two media is a cleaning fluid and the other medium is a gaseous medium.
  • the hollow shaft For supplying the second medium into the channel 26 in the interior of the hollow shaft 20, the hollow shaft has two inlet openings 21, which are arranged offset in the embodiment at an angle of 180 ° to each other.
  • the inlet openings 21 are arranged in the region of one end of the hollow shaft 20.
  • two outlet openings 22 are formed, which are also offset from one another at an angle of 180 ° to the peripheral surface of the hollow shaft 20 against each other.
  • a receiving device 80 for a workpiece carrier is furthermore fastened.
  • This receiving device 80 is formed in the embodiment as an annular scar, as can be seen in particular Figures 8 and 9, and serves to receive a workpiece carrier, which has a corresponding counterpart of the scar.
  • the part of the device according to the invention is arranged with the receiving device 80 for the workpiece carrier and still to be discussed distribution units 30, 70 for the first and second medium during use of the device according to the invention in the interior of a cleaning container, as with reference to Figure 11 will be explained.
  • the hollow shaft 20 is rotatably mounted by means of ball bearings 23, 24 in the interior of the hollow shaft 10 and is coaxial with the hollow shaft 10.
  • the formed for the first medium between the wall of the hollow shaft 10 and the wall of the hollow shaft 20 channel 14 is by means of annular, on the Wall of the hollow shaft 20 and the wall of the hollow shaft 10 abutting seals 25, 27 sealed.
  • a distributor unit 30 for the first medium is present in the region of the outlets 12 of the hollow shaft 10.
  • This distributor unit is arranged substantially coaxially to the hollow axle 10 and arranged rotatably by means of ball bearings 31, 32 with respect to the hollow axle 10.
  • the distributor unit 30 has an annular channel 35 surrounding the hollow axle 10, into which the outlet openings 12 of the hollow axle 10 open, as can be seen in particular from FIGS. 1, 2 and 6.
  • the distributor unit 30 further has an outlet opening 38, which is visible in particular in FIGS. 8, 9 and 10.
  • In the region of the outlet opening 38 there are means for fastening a spray unit (not shown), wherein this spray unit serves for the forwarding and delivery of the first medium.
  • the distributor unit 30 has as a fastening means in the region of the outlet 38 a notch with a flat base surface 37, are provided in the holes 39 for attaching the spray unit.
  • annular channel 35 is sealed by means of annular sealing elements 33, 34, as shown in particular in Figures 1 to 3.
  • the device further comprises a distributor unit for the second medium 70, which is arranged in the region of the outlets 22 of the hollow shaft 20 and which likewise has an annular channel 72, into which the outlets 22 of the hollow shaft 20 open.
  • the annular, extending in the circumferential direction of the hollow shaft 20 channel 72 is sealed by means of sealing elements 73, 75, which abut against inner surfaces of the distributor unit 70 and on the outer surface of the hollow shaft 20.
  • the second medium distributor unit 70 slides on the hollow shaft 10 by means of the seals 73, 75 and is non-rotatably connected to the first medium distributor unit 30 so that the first distributor unit 30 and the second distributor unit 70 can rotate synchronously with each other and the second Distributor unit 70 is rotatably supported about the hollow axis 10 via the first distributor unit 30.
  • the rotationally fixed connection of the second distributor unit 70 to the first distributor unit 30 is effected by means of screws 71, which extend from the end face of the second distributor unit 70 in the axial direction to the first distributor unit 30 and are bolted there.
  • the screws 71 are shown in particular in FIG.
  • the torque-locked power transmission takes place by means not shown clamping sleeves in interaction with the screws 71st
  • the distributor unit 70 has an outlet 74 which, in particular in FIGS 10 and 10, which is offset from the outlet 38 of the first distribution unit 30 in the embodiment by an angle of approximately 90 °.
  • a spray unit (not shown), which means in the illustrated embodiment comprise a notch with a flat base 76 and boreholes for fastening the spray unit by means of screws.
  • a feed unit 90 is provided in the region of the feed openings 21 of the hollow shaft 20.
  • This feed unit 90 is arranged substantially coaxially with the hollow shaft 20 and has an annular channel 92 which surrounds the hollow shaft in the circumferential direction and into which the inlet openings 21 open.
  • the feed unit 90 has a feed opening 95, to which a feed line for feeding the second medium can be connected.
  • the feed unit 90 is slidably mounted with respect to the hollow shaft 20 so as to leave the position of the feed opening 95 unchanged while the hollow shaft 20 is rotating.
  • sealing elements 93, 94 are provided, which abut against the feed unit 90 and the hollow shaft 20.
  • the feed unit 90 is slidably mounted with respect to the hollow axle 10, however, arranged absolutely rotationally arranged, that is, the feed opening 95 is always located at the same position. This is achieved for example by a rod-shaped element not shown in detail, which is arranged on the feed unit 90 and a rigid element of the drive device 50, 52, 54.
  • the hollow shaft 20 thanks to their independent of the storage of the distribution units 30, 70 storage inside the Hollow shaft 10 independent of the distributor units 30, 70 which are rotatably mounted on the outer surface of the hollow shaft 10, rotate.
  • a drive device for driving the hollow shaft 20, a drive device is provided which comprises a motor 50, a shaft 52 driven by the motor 50 and a sprocket 54 arranged on an end face of the shaft 52.
  • the hollow shaft 20 has a torque-locking attached sprocket 25 which is arranged in a plane with the sprocket 54 and which serves to drive the hollow shaft 20 via a non-illustrated between the sprocket 54 and the sprocket 25 tensioned chain.
  • a second drive unit For driving the first distributor unit 30 and the distributor unit 70 connected fixedly in terms of torque to the first distributor unit 30, a second drive unit is provided, which has a motor 40, a shaft 42 driven by the motor and a sprocket 44 arranged on the end face of the shaft.
  • the hub-shaped distributor unit 30 has a sprocket wheel 36 that is connected to it in a torque-locking manner, which can be taken in particular from FIGS. 1, 2, 3 and 8 and which is screwed to an end face of the hub-shaped distributor unit 30. Between the sprocket 44 and the sprocket 36, a chain not shown is braced, which drives the distributor units 30, 70 independently of the hollow shaft 20.
  • the drive units 40, 42, 44 and 50, 52, 54 and the arrangement with the hollow shaft 10, the hollow shaft 20 and the distributor units 30, 70 are fixed to a mounting plate 60, said mounting plate 60 has a recess 62 through which the hollow shaft 10 is guided with the hollow shaft 20 arranged therein.
  • a sleeve 16 is fixed, through which the hollow shaft 10 is also passed and which serves for secure attachment of the hollow shaft 10.
  • annular sealing elements 151, 152 are arranged, which serve to seal the feed channel extending through the sleeve 16 and the wall of the hollow shaft 10 from the feed opening 13 into the channel 14 ,
  • This sleeve 16 is fastened by means of four screws to the mounting plate 60, as can be seen in particular Figure 5.
  • the device further comprises an annular flange 100 which is arranged in the circumferential direction about the distributor unit 30, wherein between the flange 100 and the first distributor unit 30, an annular sealing element 102 is arranged.
  • the annular flange 100 is used for inserting the device in a designated opening of a cleaning container, wherein the entire device by means of screws 104, which penetrate the mounting plate 60 and their positioning can be seen in particular Figures 4 to 9, are screwed to the cleaning container.
  • the device according to the invention only a single opening on which the annular flange 100 engages is required on the cleaning container for carrying out an axis of rotation 20 for the workpiece carrier and for supplying a first and second medium.
  • the inlet openings or the inlet connection 13 for the supply of the first medium and the delivery device 90 with the inlet opening 95 for the second medium are located outside the cleaning container.
  • the sealing element 102 seals the opening of the cleaning container after insertion of the device.
  • the hollow shaft rotates with the workpiece carrier support 80 at one end driven by the drive device 50, 52, 54.
  • the distributor units 30, 70 rotate independently of the hollow shaft 20 driven by the drive device 40, 42, 44
  • a first medium for example a cleaning liquid, which passes via the inlet opening 11 into the channel 14 formed between the hollow shaft 20 and the hollow axle 10 is fed via the connecting piece 13.
  • the cleaning liquid flows via the outlets 12 of the hollow shaft 10 into the annular channel 35 of the distributor unit 30, from where it is discharged via the outlet 38 to a spray unit.
  • a second medium for example compressed air via the inlet 95, the annular channel 92 and the inlet opening 21, is supplied to the channel 26 in the interior of the hollow shaft 20.
  • This second medium passes via the outlet openings 22 and the annular channel 72 of the distributor unit 70 and the outlet 74 to a further spray unit.
  • the hollow shaft 20 fulfills two functions in the device according to the invention, namely on the one hand the drive of the receiving device 80 and the workpiece carrier arranged thereon and on the other hand, the supply of one of the two media in the cleaning container.
  • FIGS. 11 and 12 which have already been used in FIGS. 1 to 9, designate corresponding parts of the device illustrated in FIGS. 1 to 9.
  • the cleaning device comprises a cleaning container 200 having an opening into which the annular flange 100 is inserted, so that the first distributor unit 30 and the second distributor unit 70 and the pick-up device for a workpiece carrier 280 are located inside the cleaning container 200.
  • the mounting plate 60 with the drive units 40, 50, the first medium supply pipe 13, and the second medium supply pipe 90 are outside the cleaning tank.
  • the mounting plate 60 is screwed by means of the screws 104 via the flange with the wall of the cleaning container 200 in the region of the opening.
  • the cleaning container 200 has a feed opening 210 for feeding a workpiece or a basket with workpieces to the workpiece carrier 280, which in the example is designed to receive cuboid workpiece baskets.
  • FIGS. 11 and 12 furthermore show a spray unit 230 for the first medium, which is fastened to the first distributor unit 30 and which is formed as a curved pipe extending in sections parallel to the workpiece carrier 280 with a number of outlet openings 235.
  • the cleaning device furthermore comprises a spray unit 270 for the second medium, which is fastened to the second distributor unit 70 and which likewise has a tubular and sectionally parallel design to the workpiece carrier 280.
  • a spray unit 270 for the second medium which is fastened to the second distributor unit 70 and which likewise has a tubular and sectionally parallel design to the workpiece carrier 280.
  • the drive units for rotating the distributor units can of course be designed as any drive units and are not limited to geared motors.
  • the rotatably arranged distributor units are in this case driven by the pulse of the respective medium emerging from the openings of the tubes 230, 270.
  • the tubes each have at least some openings which are arranged radially to the direction of rotation.
  • the distributor units 30, 70 are rotatably supported independently of one another and are not connected to one another in a rotationally fixed manner.
  • a further embodiment provides to arrange the distributor units fixed and non-rotatable.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)
  • Branching, Merging, And Special Transfer Between Conveyors (AREA)
  • Cleaning In General (AREA)

Abstract

Device for receiving a workpiece support and for supplying a first and a second medium comprises a hollow axle with at least one inlet and one outlet (12) for the first medium, and a hollow shaft (20) with at least one inlet (21) and one outlet (22) for the second medium and rotatably positioned in the hollow axle. The inlet and outlet of the hollow axle open into a first channel (14) formed between the hollow axle and the hollow shaft. A second channel (26) is formed inside the hollow shaft. The device also comprises a distributor unit (30) for the first medium arranged in the region of the outlet of the hollow axle, a distributor unit (70) for the second medium arranged in the region of the outlet of the hollow shaft, and a receiving device (80) for a workpiece support arranged in the region of one end of the hollow shaft. An Independent claim is also included for a cleaning container with a housing having a recess for the above arrangement. Preferred Features: The first and second distributor units are rotatably arranged relative to the hollow axle. The hollow axle is rigidly arranged.

Description

Die vorliegende Erfindung betrifft eine Vorrichtung zur Aufnahme eines Werkstückträgers und zur Zuführung eines ersten und zweiten Mediums in einen Reinigungsbehälter und einen Reinigungsbehälter mit einer solchen Vorrichtung.The present invention relates to a device for receiving a workpiece carrier and for supplying a first and second medium in a cleaning container and a cleaning container with such a device.

Aus der WO 98/45059 ist eine Vorrichtung zur Reinigung von Werkstücken bekannt, die einen Reinigungsbehälter und einen in dem Reinigungsbehälter drehbar angeordneten Werkstückträger aufweist. Die Reinigungsvorrichtung umfasst weiterhin eine Sprüheinheit, die bei Bedarf Reinigungsflüssigkeit und ein gasförmiges Medium unter Überdruck in den Reinigungsbehälter abgibt und die ebenfalls drehbar in dem Reinigungsbehälter angeordnet ist.From the WO 98/45059 a device for cleaning workpieces is known, which has a cleaning container and a rotatably arranged in the cleaning container workpiece carrier. The cleaning device further comprises a spray unit, which discharges cleaning liquid and a gaseous medium under pressure in the cleaning container if necessary and which is also arranged rotatably in the cleaning container.

Aus der 41 11 099 C1 ist eine Vorrichtung zur Reinigung von Werkstücken bekannt, die einen drehbar angeordneten Werkstückträger und eine drehbar angeordnete Spritzreinigungseinheit aufweist. Ein Anschlussrohr der Spritzreinigungseinheit zur Zuführung von Reinigungsflüssigkeit dient dabei gleichzeitig als Welle für den Werkstückträger. Eine gleichzeitige Zuführung eines zweiten Mediums, beispielsweise eines Gases durch die für das Anschlussrohr vorhandene Öffnung in den Reinigungsbehälter ist dabei nicht möglich.From the 41 11 099 C1 a device for cleaning workpieces is known, which has a rotatably arranged workpiece carrier and a rotatably arranged spray cleaning unit. A connecting pipe of the spray cleaning unit for supplying cleaning fluid serves at the same time as a shaft for the workpiece carrier. A simultaneous supply of a second medium, for example a gas through the opening for the connecting pipe in the cleaning container is not possible.

Ziel der vorliegenden Erfindung ist es, eine Vorrichtung zur Aufnahme eines Werkstückträgers und zur Zuführung eines ersten und zweiten Mediums in einen Reinigungsbehälter einer Reinigungsvorrichtung zur Zuführung zu stellen, die kompakt realisierbar ist und für die nur eine Öffnung in dem Reinigungsbehälter vorzusehen ist. Außerdem soll ein Reinigungsbehälter mit einer solchen Vorrichtung zur Verfügung gestellt werden.The aim of the present invention is to provide a device for receiving a workpiece carrier and for supplying a first and second medium in a cleaning container of a cleaning device for feeding, which is compact and can be provided for only one opening in the cleaning container. In addition, a cleaning container be provided with such a device.

Diese Ziele werden durch eine Vorrichtung gemäß den Merkmalen des Anspruchs 1 und einen Reinigungsbehälter gemäß den Merkmalen des Anspruchs 20 gelöst. Vorteilhafte Ausgestaltungen der Erfindung sind Gegenstand der Unteransprüche.These objects are achieved by a device according to the features of claim 1 and a cleaning container according to the features of claim 20. Advantageous embodiments of the invention are the subject of the dependent claims.

Die erfindungsgemäße Vorrichtung zur Aufnahme eines Werkstückträgers und zur Zuführung eines ersten und zweiten Mediums in einen Reinigungsbehälter umfasst eine starre Hohlachse mit wenigstens einem Einlass und einem Auslass für das erste Medium und eine Hohlwelle mit wenigstens einem Einlass und einem Auslass für das zweite Medium, die drehbar in der Hohlachse gelagert ist, wobei zwischen der Hohlachse und der Hohlwelle ein erster Kanal gebildet ist, in den der Einlass und der Auslass der Hohlachse münden, und wobei im Innern der Hohlwelle ein zweiter Kanal gebildet ist. Im Bereich des Auslasses der Hohlachse ist eine Verteilereinheit für das erste Medium angeordnet und im Bereich des Auslasses der Hohlwelle ist eine Verteilereinheit für das zweite Medium angeordnet. Außerdem ist im Bereich eines Endes der Hohlwelle eine Aufnahmevorrichtung für einen Werkstückträger angeordnet.The device according to the invention for receiving a workpiece carrier and for feeding a first and second medium into a cleaning container comprises a rigid hollow axle with at least one inlet and an outlet for the first medium and a hollow shaft with at least one inlet and an outlet for the second medium, which is rotatable is mounted in the hollow axle, wherein between the hollow shaft and the hollow shaft, a first channel is formed, in which open the inlet and the outlet of the hollow shaft, and wherein in the interior of the hollow shaft, a second channel is formed. In the region of the outlet of the hollow axle, a distributor unit for the first medium is arranged and in the region of the outlet of the hollow shaft, a distributor unit for the second medium is arranged. In addition, a receiving device for a workpiece carrier is arranged in the region of one end of the hollow shaft.

Die Aufnahmevorrichtung für den Werkstückträger ist vorzugsweise drehfest mit der Hohlwelle verbunden, so dass die Hohlwelle sowohl als Zuführvorrichtung für das zweite Medium über den im Innern angeordneten Kanal und auch als Antriebswelle für einen an der Aufnahmevorrichtung zu befestigenden Werkstückträger dient.The receiving device for the workpiece carrier is preferably non-rotatably connected to the hollow shaft, so that the hollow shaft serves both as a feeding device for the second medium via the channel disposed inside and also as a drive shaft for a workpiece carrier to be fastened to the receiving device.

Die Verteilereinheit für das erste Medium ist koaxial zu der Hohlachse und vorzugsweise drehbar um die Hohlachse angeordnet und weist einen Auslass auf, wobei die Verteilereinheit vorzugsweise Mittel zum Befestigen einer Sprüheinheit für das erste Medium im Bereich dieses Auslasses aufweist. Eine derartige Sprüheinheit ist beispielsweise ein Rohr, das eine Vielzahl von Auslassöffnungen aufweist und das fest verbunden mit der Verteilereinheit drehbar ist. Die Verteilereinheit kann zur Aufnahme einer Sprüheinheit oder zur Aufnahme mehrerer Sprüheinheiten ausgebildet sein.The distribution medium for the first medium is coaxial with the hollow axis and preferably arranged rotatable about the hollow axis and has an outlet, wherein the distribution unit preferably has means for attaching a spray unit for the first medium in the region of this outlet. Such a spray unit is for example a pipe, the one Having a plurality of outlet openings and which is fixedly connected to the distributor unit rotatable. The distributor unit can be designed to receive a spray unit or to receive a plurality of spray units.

Die Verteilereinheit für das erste Medium weist vorzugsweise einen Ringkanal auf, der in Umfangsrichtung der Hohlachse angeordnet ist und in den der zwischen der Hohlachse und der Hohlwelle gebildete Kanal über den Auslass mündet, wobei die Verteilereinheit weiterhin einen Auslass aufweist in dessen Bereich die Mittel zur Befestigung der Sprüheinheit angeordnet sind. Der Ringkanal ermöglicht die Zuführung des ersten Mediums zu dem Auslass der drehbar um die starre Hohlachse angeordneten Verteilereinheit für das erste Medium.The distributor unit for the first medium preferably has an annular channel which is arranged in the circumferential direction of the hollow axle and into which the channel formed between the hollow axle and the hollow shaft opens via the outlet, the distributor unit furthermore having an outlet in its region, the means for fastening the spray unit are arranged. The annular channel allows the supply of the first medium to the outlet of the rotatable about the rigid hollow axis arranged distribution unit for the first medium.

Vorzugsweise weist die Verteilereinheit für das zweite Medium ebenfalls Mittel zum Befestigen einer Sprüheinheit auf, sowie weiterhin einen Ringkanal, in den der im Innern der Hohlwelle gebildete Kanal für das zweite Medium über den Auslass mündet, und einen Auslass. Die Sprüheinheit kann ebenfalls als Rohr mit einer Anzahl von Auslassöffnungen ausgebildet sein, wobei die Sprüheinheit an der Verteilereinheit zu befestigen ist. Die Verteilereinheit für das zweite Medium kann, ebenso wie die Verteilereinheit für das erste Medium, zur Aufnahme mehrerer Sprüheinheiten ausgebildet sein.Preferably, the second medium distribution unit also includes means for attaching a spray unit, and also an annular channel into which the second medium channel formed inside the hollow shaft opens via the outlet, and an outlet. The spray unit can also be formed as a tube with a number of outlet openings, wherein the spray unit is to be fastened to the distributor unit. The distribution unit for the second medium, as well as the distribution unit for the first medium, may be designed to receive a plurality of spray units.

Die Verteilereinheit für das zweite Medium ist vorzugsweise drehfest mit der Verteilereinheit für das erste Medium verbunden, so dass die beiden Verteilereinheiten mit den Aufnahmevorrichtungen für die Sprüheinheiten synchron rotieren. Die Hohlwelle mit der Aufnahmevorrichtung für den Werkstückträger ist dabei unabhängig von den beiden Verteilereinheiten rotierbar.The distribution medium for the second medium is preferably non-rotatably connected to the distribution unit for the first medium, so that the two distribution units synchronously rotate with the receiving units for the spray units. The hollow shaft with the receiving device for the workpiece carrier is rotatable independently of the two distribution units.

Im Bereich des Einlasses der Hohlachse, ist eine Zuführeinheit für das erste Medium angeordnet, die vorzugsweise durch einen an der Hohlachse befestigten Stutzen gebildet ist.In the region of the inlet of the hollow axle, a supply unit for the first medium is arranged, which is preferably formed by a nozzle attached to the hollow shaft.

Im Bereich des Einlasses der Hohlwelle, die den Kanal für das zweite Medium aufweist, ist eine Zuführeinheit für das zweite Medium angeordnet. Diese Zuführeinheit weist einen Einlass sowie einen Ringkanal, in den der Einlass der Hohlwelle mündet, auf. Die Zuführeinheit ist gleitend an der Hohlwelle gelagert, so dass die Position des Einlasses der Zuführeinheit unverändert bleibt, wenn die Hohlwelle rotiert. Der Ringkanal gewährleistet, dass bei rotierender Hohlwelle stets eine Mediumszufuhr zu dem im Innern der Hohlwelle gebildeten Kanal gewährleistet ist.In the region of the inlet of the hollow shaft, which has the channel for the second medium, a supply unit for the second medium is arranged. This feed unit has an inlet and an annular channel into which the inlet of the hollow shaft opens. The feed unit is slidably mounted on the hollow shaft, so that the position of the inlet of the feed unit remains unchanged when the hollow shaft rotates. The annular channel ensures that with a rotating hollow shaft, a medium supply to the channel formed in the interior of the hollow shaft is always guaranteed.

Zum Antreiben der Verteilereinheit für das erste Medium und gegebenenfalls zum Antreiben der bei einer Ausführungsform drehfest angekoppelten Verteilereinheit für das zweite Medium ist eine erste Antriebseinheit vorhanden, die mit der Verteilereinheit für das erste Medium gekoppelt ist. Vorzugsweise umfassen die erste Antriebseinheit und die Verteilereinheit für das erste Medium jeweils ein Kettenrad, wobei diese Kettenräder mittels einer Kette gekoppelt sind.For driving the distributor unit for the first medium and, if appropriate, for driving the distributor unit for the second medium, which is non-rotatably coupled in one embodiment, a first drive unit is provided, which is coupled to the distributor unit for the first medium. Preferably, the first drive unit and the distribution unit for the first medium each comprise a sprocket, these sprockets are coupled by means of a chain.

Zum Antreiben der Hohlwelle ist vorzugsweise eine zweite, von der ersten Antriebseinheit unabhängige Antriebseinheit vorgesehen, wobei die Antriebseinheit und die Hohlwelle bei einer Ausführungsform jeweils ein Kettenrad aufweisen, wobei die Kettenräder über eine Kette miteinander verbunden sind.For driving the hollow shaft, a second, independent from the first drive unit drive unit is preferably provided, wherein the drive unit and the hollow shaft in one embodiment each have a sprocket, wherein the sprockets are connected to each other via a chain.

Zur Aufnahme der Elemente der erfindungsgemäßen Vorrichtung ist bei einer Ausführungsform der Erfindung eine Montageplatte vorgesehen, die eine Öffnung aufweist, durch welche die Hohlachse hindurchgeführt ist, und an der die erste und zweite Antriebseinheit befestigt sind. An der Montageplatte ist weiterhin ein ringförmiger, die Verteilereinheit für das erste Medium umgebender ringförmiger Flansch angeordnet. Dieser Flansch dient zum Einsetzen der Vorrichtung in eine Aussparung eines Behandlungsbehälters und weist eine Dichtung auf, die an der ersten Verteilereinheit anliegt, um die Anordnung abzudichten.To accommodate the elements of the device according to the invention in one embodiment of the invention, a mounting plate is provided which has an opening through which the hollow axle is passed, and on which the first and second drive unit are mounted. On the mounting plate an annular, surrounding the distribution unit for the first medium annular flange is further arranged. This flange serves to insert the device into a recess of a treatment container and has a seal, which abuts against the first distribution unit to seal the assembly.

Die vorliegende Erfindung wird nachfolgend in Ausführungsbeispielen anhand von Figuren näher erläutert. In den Figuren zeigt

Figur 1
eine Querschnittsdarstellung der erfindungsgemäßen Vorrichtung in Seitensicht,
Figur 2
eine Querschnittsdarstellung der erfindungsgemäßen Vorrichtung in perspektivischer Sicht auf die Schnittebene,
Figur 3
eine Querschnittsdarstellung der erfindungsgemäßen Vorrichtung in Draufsicht auf die in Figur 1 dargestellte Schnittebene A-A,
Figur 4
eine Querschnittsdarstellung der erfindungsgemäßen Vorrichtung in Rückansicht auf die in den Figuren 1 und 3 dargestellte Schnittebene C-C,
Figur 5
eine Querschnittsdarstellung der erfindungsgemäßen Vorrichtung in Rückansicht auf die in den Figuren 1 und 3 dargestellte Schnittebene E-E,
Figur 6
eine Querschnittsdarstellung der erfindungsgemäßen Vorrichtung in Vorderansicht auf die in den Figuren 1 und 3 dargestellte Schnittebene F-F,
Figur 7
eine Querschnittsdarstellung der erfindungsgemäßen Vorrichtung in Vorderansicht auf die in den Figuren 1 und 3 dargestellte Schnittebene G-G,
Figur 8
eine perspektivische Darstellung der Vorrichtung unter einem ersten Blickwinkel,
Figur 9
eine perspektivische Darstellung der Vorrichtung unter einem zweiten Blickwinkel,
Figur 10
eine perspektivische Darstellung der Vorrichtung unter einem dritten Blickwinkel
Figur 11
Perspektivische Darstellung eines Reinigungsbehälters mit einer Vorrichtung zur Aufnahme eines Werkstückträgers und zur Zuführung eines ersten und zweiten Mediums im Querschnitt,
Figur 12
Perspektivische Glaskörperdarstellung eines Reinigungsbehälters mit einer Vorrichtung zur Aufnahme eines Werkstückträgers und zur Zuführung eines ersten und zweiten Mediums.
The present invention will be explained in more detail in exemplary embodiments with reference to figures. In the figures shows
FIG. 1
a cross-sectional view of the device according to the invention in side view,
FIG. 2
a cross-sectional view of the device according to the invention in a perspective view of the cutting plane,
FIG. 3
3 shows a cross-sectional view of the device according to the invention in a plan view of the sectional plane AA shown in FIG. 1,
FIG. 4
a cross-sectional view of the device according to the invention in rear view of the cutting plane CC shown in Figures 1 and 3,
FIG. 5
2 is a cross-sectional view of the device according to the invention in a rear view of the sectional plane EE shown in FIGS. 1 and 3;
FIG. 6
2 shows a cross-sectional view of the device according to the invention in a front view of the sectional plane FF shown in FIGS. 1 and 3,
FIG. 7
3 a cross-sectional view of the device according to the invention in a front view of the sectional plane GG shown in FIGS. 1 and 3,
FIG. 8
a perspective view of the device at a first viewing angle,
FIG. 9
a perspective view of the device under a second angle,
FIG. 10
a perspective view of the device under a third angle
FIG. 11
Perspective view of a cleaning container with a device for receiving a workpiece carrier and for supplying a first and second medium in cross section,
FIG. 12
Perspective glass body representation of a cleaning container with a device for receiving a workpiece carrier and for supplying a first and second medium.

In den Figuren bezeichnen, sofern nicht anders angegeben, gleiche Bezugszeichen gleiche Teile mit gleicher Bedeutung.In the figures, unless otherwise indicated, like reference numerals designate like parts with the same meaning.

Die Figuren 1 bis 10 veranschaulichen ein Ausführungsbeispiel der erfindungsgemäßen Vorrichtung zur Aufnahme eines Werkstückträgers und zur Zuführung eines ersten und zweiten Mediums in einen Reinigungsbehälter. Die Figuren 1 bis 10 zeigen die erfindungsgemäße Vorrichtung aus verschiedenen Blickrichtungen.Figures 1 to 10 illustrate an embodiment of the inventive device for receiving a workpiece carrier and for supplying a first and second medium in a cleaning container. Figures 1 to 10 show the device according to the invention from different directions.

Die Vorrichtung umfasst bezugnehmend auf die Figuren 1 bis 3 eine starre Hohlachse 10 mit wenigstens einem Einlass 11 und einem Auslass 12 für ein erstes Medium, wobei dieses Medium beispielsweise Reinigungsflüssigkeit oder ein Gas, insbesondere Druckluft, sein kann. Die Figuren 1 bis 3 zeigen die Vorrichtung jeweils in einem axialen Querschnitt durch die Hohlachse 10, wobei Figur 1 eine Seitenansicht der Vorrichtung auf eine Schnittebene und Figur 2 die Seitenansicht der geschnittenen Vorrichtung in perspektivischer Ansicht zeigt. Figur 3 zeigt eine Schnittdarstellung der Vorrichtung in einer in Figur 1 eingezeichneten Schnittebene A-A. Die Figuren 4 bis 7 zeigen die Vorrichtung jeweils im Querschnitt durch die in den Figuren 1 und 3 eingezeichneten Schnittebenen C-C, E-E, F-F und G-G. Die Figuren 8 bis 10 zeigen die Gesamtanordnung in perspektivischer Ansicht jeweils aus unterschiedlichen Blickrichtungen.Referring to FIGS. 1 to 3, the device comprises a rigid hollow axle 10 with at least one inlet 11 and an outlet 12 for a first medium, wherein this medium can be, for example, cleaning fluid or a gas, in particular compressed air. Figures 1 to 3 show the device in each case in an axial cross section through the hollow shaft 10, wherein Figure 1 shows a side view of the device on a sectional plane and Figure 2 shows the side view of the cut device in a perspective view. Figure 3 shows a sectional view of the device in a drawn in Figure 1 section AA. The figures FIGS. 4 to 7 each show the device in cross-section through the sectional planes CC, EE, FF and GG shown in FIGS. 1 and 3. FIGS. 8 to 10 show the overall arrangement in perspective view, in each case from different viewing directions.

Die in den Figuren dargestellte Hohlachse 10 weist zwei Auslassöffnungen 12 auf, die unter einem Winkel von 180° gegeneinander versetzt angeordnet sind. Die Hohlachse 10 weist des Weiteren eine Einlassöffnung 11 auf, die in dem Beispiel in Umfangsrichtung versetzt gegenüber den Auslassöffnungen 12 angeordnet ist und an welche ein Einlassstutzen 13 angeschlossen ist, wie insbesondere aus den Figuren 3 und 5 ersichtlich ist.The hollow shaft 10 shown in the figures has two outlet openings 12, which are arranged offset from one another at an angle of 180 °. The hollow axle 10 further has an inlet opening 11, which in the example is arranged offset in the circumferential direction with respect to the outlet openings 12 and to which an inlet connection 13 is connected, as can be seen in particular from FIGS. 3 and 5.

Die Vorrichtung umfasst weiterhin eine Hohlwelle 20, die koaxial und drehbar in der Hohlachse 10 gelagert ist, wobei zwischen der Hohlachse 10 und der Hohlwelle 20 ein ringförmiger erster Kanal 14 für das erste Medium gebildet ist, in den die Einlassöffnung 11 und die Auslassöffnung 12 der Hohlachse münden. Im Inneren der Hohlwelle 20 ist ein Kanal 26 für ein zweites Medium gebildet, wobei dieses zweite Medium ebenfalls Reinigungsflüssigkeit oder ein gasförmiges Medium, insbesondere Luft, sein kann. Üblicherweise ist eines der beiden Medien eine Reinigungsflüssigkeit und das andere Medium ein gasförmiges Medium.The device further comprises a hollow shaft 20 which is mounted coaxially and rotatably in the hollow axle 10, wherein between the hollow axle 10 and the hollow shaft 20, an annular first channel 14 for the first medium is formed, in which the inlet opening 11 and the outlet opening 12 of Open hollow axle. Inside the hollow shaft 20, a channel 26 is formed for a second medium, wherein this second medium may also be cleaning liquid or a gaseous medium, in particular air. Usually, one of the two media is a cleaning fluid and the other medium is a gaseous medium.

Zur Zuführung des zweiten Mediums in den Kanal 26 im Inneren der Hohlwelle 20 weist die Hohlwelle zwei Einlassöffnungen 21 auf, die in dem Ausführungsbeispiel unter einem Winkel von 180° gegeneinander versetzt angeordnet sind. Die Einlassöffnungen 21 sind im Bereich eines Endes der Hohlwelle 20 angeordnet. Im Bereich des gegenüberliegenden Endes der Hohlwelle 20 sind zwei Auslassöffnungen 22 ausgebildet, die ebenfalls unter einem Winkel von 180° an der Umfangsfläche der Hohlwelle 20 gegeneinander versetzt angeordnet sind.For supplying the second medium into the channel 26 in the interior of the hollow shaft 20, the hollow shaft has two inlet openings 21, which are arranged offset in the embodiment at an angle of 180 ° to each other. The inlet openings 21 are arranged in the region of one end of the hollow shaft 20. In the region of the opposite end of the hollow shaft 20, two outlet openings 22 are formed, which are also offset from one another at an angle of 180 ° to the peripheral surface of the hollow shaft 20 against each other.

Im Bereich dieses Ende der Hohlwelle 20, an dem sich die Auslassöffnungen 22 befinden, ist weiterhin eine Aufnahmevorrichtung 80 für einen Werkstückträger befestigt. Diese Aufnahmevorrichtung 80 ist in dem Ausführungsbeispiel als ringförmige Narbe ausgebildet, wie insbesondere den Figuren 8 und 9 zu entnehmen ist, und dient zur Aufnahme eines Werkstückträgers, der ein der Narbe entsprechendes Gegenstück aufweist.In the area of this end of the hollow shaft 20, on which the outlet openings 22 are located, a receiving device 80 for a workpiece carrier is furthermore fastened. This receiving device 80 is formed in the embodiment as an annular scar, as can be seen in particular Figures 8 and 9, and serves to receive a workpiece carrier, which has a corresponding counterpart of the scar.

Es sei darauf hingewiesen, dass der Teil der erfindungsgemäßen Vorrichtung mit der Aufnahmevorrichtung 80 für den Werkstückträger und den noch zu erläuternden Verteilereinheiten 30, 70 für das erste und zweite Medium während des Einsatzes der erfindungsgemäßen Vorrichtung im Inneren eines Reinigungsbehälters angeordnet ist, wie noch anhand der Figur 11 erläutert werden wird.It should be noted that the part of the device according to the invention is arranged with the receiving device 80 for the workpiece carrier and still to be discussed distribution units 30, 70 for the first and second medium during use of the device according to the invention in the interior of a cleaning container, as with reference to Figure 11 will be explained.

Die Hohlwelle 20 ist mittels Kugellagern 23, 24 im Inneren der Hohlachse 10 drehbar angeordnet und liegt koaxial zu der Hohlachse 10. Der für das erste Medium zwischen der Wandung der Hohlachse 10 und der Wandung der Hohlwelle 20 gebildete Kanal 14 ist mittels ringförmiger, an der Wandung der Hohlwelle 20 und der Wandung der Hohlachse 10 anliegender Dichtungen 25, 27 abgedichtet.The hollow shaft 20 is rotatably mounted by means of ball bearings 23, 24 in the interior of the hollow shaft 10 and is coaxial with the hollow shaft 10. The formed for the first medium between the wall of the hollow shaft 10 and the wall of the hollow shaft 20 channel 14 is by means of annular, on the Wall of the hollow shaft 20 and the wall of the hollow shaft 10 abutting seals 25, 27 sealed.

Im Bereich der Auslässe 12 der Hohlachse 10 ist eine Verteilereinheit 30 für das erste Medium vorhanden. Diese Verteilereinheit ist im Wesentlichen koaxial zu der Hohlachse 10 angeordnet und mittels Kugellagern 31, 32 rotierbar gegenüber der Hohlachse 10 angeordnet. Die Verteilereinheit 30 weist einen die Hohlachse 10 umgebenden ringförmigen Kanal 35 auf, in den die Auslassöffnungen 12 der Hohlachse 10 münden, wie dies insbesondere den Figuren 1, 2 und 6 zu entnehmen ist. Die Verteilereinheit 30 weist weiterhin eine Auslassöffnung 38 auf, die insbesondere in den Figuren 8, 9 und 10 sichtbar ist. Im Bereich der Auslassöffnung 38 sind Mittel zum Befestigen einer nicht näher dargestellten Sprüheinheit vorhanden, wobei diese Sprüheinheit zur Weiterleitung und Abgabe des ersten Mediums dient. Die Verteilereinheit 30 weist als Befestigungsmittel im Bereich des Auslasses 38 eine Einkerbung mit ebener Grundfläche 37 auf, in der Bohrungen 39 zum Befestigen der Sprüheinheit vorgesehen sind.In the region of the outlets 12 of the hollow shaft 10, a distributor unit 30 for the first medium is present. This distributor unit is arranged substantially coaxially to the hollow axle 10 and arranged rotatably by means of ball bearings 31, 32 with respect to the hollow axle 10. The distributor unit 30 has an annular channel 35 surrounding the hollow axle 10, into which the outlet openings 12 of the hollow axle 10 open, as can be seen in particular from FIGS. 1, 2 and 6. The distributor unit 30 further has an outlet opening 38, which is visible in particular in FIGS. 8, 9 and 10. In the region of the outlet opening 38 there are means for fastening a spray unit (not shown), wherein this spray unit serves for the forwarding and delivery of the first medium. The distributor unit 30 has as a fastening means in the region of the outlet 38 a notch with a flat base surface 37, are provided in the holes 39 for attaching the spray unit.

Der Ringkanal 35 ist mittels ringförmiger Dichtelemente 33, 34 abgedichtet, wie dies insbesondere in den Figuren 1 bis 3 dargestellt ist.The annular channel 35 is sealed by means of annular sealing elements 33, 34, as shown in particular in Figures 1 to 3.

Die Vorrichtung weist weiterhin eine Verteilereinheit für das zweite Medium 70 auf, die im Bereich der Auslässe 22 der Hohlwelle 20 angeordnet ist und die ebenfalls einen ringförmigen Kanal 72 aufweist, in den die Auslässe 22 der Hohlwelle 20 münden. Der ringförmige, in Umfangsrichtung der Hohlwelle 20 verlaufende Kanal 72 ist mittels Dichtelementen 73, 75, die an Innenflächen der Verteilereinheit 70 und an der Außenfläche der Hohlwelle 20 anliegen, abgedichtet. Die Verteilereinheit 70 für das zweite Medium gleitet mittels der Dichtungen 73, 75 auf der Hohlachse 10 und ist drehfest mit der Verteilereinheit 30 für das erste Medium verbunden, so dass sich die erste Verteilereinheit 30 und die zweite Verteilereinheit 70 synchron zueinander drehen können und die zweite Verteilereinheit 70 über die erste Verteilereinheit 30 drehbar um die Hohlachse 10 gelagert ist.The device further comprises a distributor unit for the second medium 70, which is arranged in the region of the outlets 22 of the hollow shaft 20 and which likewise has an annular channel 72, into which the outlets 22 of the hollow shaft 20 open. The annular, extending in the circumferential direction of the hollow shaft 20 channel 72 is sealed by means of sealing elements 73, 75, which abut against inner surfaces of the distributor unit 70 and on the outer surface of the hollow shaft 20. The second medium distributor unit 70 slides on the hollow shaft 10 by means of the seals 73, 75 and is non-rotatably connected to the first medium distributor unit 30 so that the first distributor unit 30 and the second distributor unit 70 can rotate synchronously with each other and the second Distributor unit 70 is rotatably supported about the hollow axis 10 via the first distributor unit 30.

Die drehfeste Verbindung der zweiten Verteilereinheit 70 mit der ersten Verteilereinheit 30 erfolgt mittels Schrauben 71, die sich ausgehend von der Stirnseite der zweiten Verteilereinheit 70 in axialer Richtung bis in die erste Verteilereinheit 30 erstrecken und dort verschraubt sind. Die Schrauben 71 sind insbesondere in Figur 8 dargestellt. Die drehmomentschlüssige Kraftübertragung erfolgt mittels nicht näher dargestellter Spannhülsen im Zusammenspiel mit den Schrauben 71.The rotationally fixed connection of the second distributor unit 70 to the first distributor unit 30 is effected by means of screws 71, which extend from the end face of the second distributor unit 70 in the axial direction to the first distributor unit 30 and are bolted there. The screws 71 are shown in particular in FIG. The torque-locked power transmission takes place by means not shown clamping sleeves in interaction with the screws 71st

Wie auch die Verteilereinheit 30 weist die Verteilereinheit 70 einen Auslass 74 auf, der insbesondere in den Figuren 7 und 10 dargestellt ist und der in dem Ausführungsbeispiel um einen Winkel von etwa 90° versetzt gegenüber dem Auslass 38 der ersten Verteilereinheit 30 angeordnet ist. Im Bereich des Auslasses 74 sind Mittel zum Befestigen einer nicht näher dargestellten Sprüheinheit vorhanden, wobei diese Mittel in dem dargestellten Ausführungsbeispiel eine Einkerbung mit einer ebenen Grundfläche 76 und Bohrlöchern zum Befestigen der Sprüheinheit mittels Schrauben umfassen.Like the distributor unit 30, the distributor unit 70 has an outlet 74 which, in particular in FIGS 10 and 10, which is offset from the outlet 38 of the first distribution unit 30 in the embodiment by an angle of approximately 90 °. In the region of the outlet 74 there are means for fastening a spray unit (not shown), which means in the illustrated embodiment comprise a notch with a flat base 76 and boreholes for fastening the spray unit by means of screws.

Zur Zuführung des zweiten Mediums in dem im Inneren der Hohlwelle 20 ausgebildeten Kanals 26 ist eine Zuführeinheit 90 im Bereich der Zuführöffnungen 21 der Hohlwelle 20 vorhanden. Diese Zuführeinheit 90 ist im Wesentlichen koaxial zu der Hohlwelle 20 angeordnet und weist einen die Hohlwelle in Umfangsrichtung umfassenden ringförmigen Kanal 92 auf, in den die Einlassöffnungen 21 münden. Die Zuführeinheit 90 weist, wie dies insbesondere den Figuren 1, 2 und 4 zu entnehmen ist, eine Zuführöffnung 95 auf, an die eine Zuführleitung zum Zuführen des zweiten Mediums anschließbar ist. Die Zuführeinheit 90 ist gleitend gegenüber der Hohlwelle 20 gelagert, um die Position der Zuführöffnung 95 bei rotierender Hohlwelle 20 unverändert zu belassen. Zur Abdichtung des ringförmigen Kanals 21 sind Dichtelemente 93, 94 vorgesehen, die an der Zuführeinheit 90 und der Hohlwelle 20 anliegen. Für die gleitende Lagerung der Zuführeinheit 90 auf der Hohlachse sorgen zwei benachbart zu dem Ringkanal 92 angeordnete Gleitlager, die mit dem den Ringkanal 92 bildenden Element drehfest verbunden sind. Die Zuführeinheit 90 ist gleitend gegenüber der Hohlachse 10 gelagert jedoch absolut gesehen verdrehfest angeordnet, das heißt die Zuführöffnung 95 befindet sich stets an derselben Position. Dies wird beispielsweise durch ein nicht näher dargestelltes stangenförmiges Element erreicht, das an der Zuführeinheit 90 und einem starren Element der Antriebsvorrichtung 50, 52, 54 angeordnet ist.For supplying the second medium in the channel 26 formed in the interior of the hollow shaft 20, a feed unit 90 is provided in the region of the feed openings 21 of the hollow shaft 20. This feed unit 90 is arranged substantially coaxially with the hollow shaft 20 and has an annular channel 92 which surrounds the hollow shaft in the circumferential direction and into which the inlet openings 21 open. As can be seen in particular from FIGS. 1, 2 and 4, the feed unit 90 has a feed opening 95, to which a feed line for feeding the second medium can be connected. The feed unit 90 is slidably mounted with respect to the hollow shaft 20 so as to leave the position of the feed opening 95 unchanged while the hollow shaft 20 is rotating. To seal the annular channel 21 sealing elements 93, 94 are provided, which abut against the feed unit 90 and the hollow shaft 20. For the sliding mounting of the feed unit 90 on the hollow axle provide two adjacently arranged to the annular channel 92 plain bearings, which are rotatably connected to the annular channel 92 forming element. The feed unit 90 is slidably mounted with respect to the hollow axle 10, however, arranged absolutely rotationally arranged, that is, the feed opening 95 is always located at the same position. This is achieved for example by a rod-shaped element not shown in detail, which is arranged on the feed unit 90 and a rigid element of the drive device 50, 52, 54.

Die Hohlwelle 20 kann dank ihrer von der Lagerung der Verteilereinheiten 30, 70 unabhängigen Lagerung im Inneren der Hohlachse 10 unabhängig von den Verteilereinheiten 30, 70, die drehbar an der Außenfläche der Hohlachse 10 gelagert sind, rotieren. Zum Antreiben der Hohlwelle 20 ist eine Antriebsvorrichtung vorgesehen, die einen Motor 50, eine durch den Motor 50 angetriebene Welle 52 und ein an einer Stirnseite der Welle 52 angeordnetes Kettenrad 54 umfasst. Die Hohlwelle 20 weist ein drehmomentschlüssig befestigtes Kettenrad 25 auf, das in einer Ebene mit dem Kettenrad 54 angeordnet ist und das dazu dient, die Hohlwelle 20 über eine nicht näher dargestellte zwischen dem Kettenrad 54 und dem Kettenrad 25 verspannte Kette anzutreiben.The hollow shaft 20, thanks to their independent of the storage of the distribution units 30, 70 storage inside the Hollow shaft 10 independent of the distributor units 30, 70 which are rotatably mounted on the outer surface of the hollow shaft 10, rotate. For driving the hollow shaft 20, a drive device is provided which comprises a motor 50, a shaft 52 driven by the motor 50 and a sprocket 54 arranged on an end face of the shaft 52. The hollow shaft 20 has a torque-locking attached sprocket 25 which is arranged in a plane with the sprocket 54 and which serves to drive the hollow shaft 20 via a non-illustrated between the sprocket 54 and the sprocket 25 tensioned chain.

Diese Kettenräder 54, 25 und deren Positionierung ist insbesondere aus den Figuren 1, 2, 4 und 8 ersichtlich.These sprockets 54, 25 and their positioning can be seen in particular from Figures 1, 2, 4 and 8.

Zum Antreiben der ersten Verteilereinheit 30 und der drehmomentfest mit der ersten Verteilereinheit 30 verbundenen Verteilereinheit 70 ist eine zweite Antriebseinheit vorgesehen, die einen Motor 40, eine durch den Motor angetriebene Welle 42 und ein an der Stirnseite der Welle angeordnetes Kettenrad 44 aufweist.For driving the first distributor unit 30 and the distributor unit 70 connected fixedly in terms of torque to the first distributor unit 30, a second drive unit is provided, which has a motor 40, a shaft 42 driven by the motor and a sprocket 44 arranged on the end face of the shaft.

Die nabenförmige Verteilereinheit 30 weist ein drehmomentschlüssig mit ihr verbundenes Kettenrad 36 auf, das insbesondere den Figuren 1, 2, 3 und 8 zu entnehmen ist und das mit einer Stirnseite der nabenförmigen Verteilereinheit 30 verschraubt ist. Zwischen dem Kettenrad 44 und dem Kettenrad 36 ist eine nicht näher dargestellte Kette verspannt, die die Verteilereinheiten 30, 70 unabhängig von der Hohlwelle 20 antreibt.The hub-shaped distributor unit 30 has a sprocket wheel 36 that is connected to it in a torque-locking manner, which can be taken in particular from FIGS. 1, 2, 3 and 8 and which is screwed to an end face of the hub-shaped distributor unit 30. Between the sprocket 44 and the sprocket 36, a chain not shown is braced, which drives the distributor units 30, 70 independently of the hollow shaft 20.

Die Antriebseinheiten 40, 42, 44 beziehungsweise 50, 52, 54 und die Anordnung mit der Hohlachse 10, der Hohlwelle 20 und den Verteilereinheiten 30, 70 sind an einer Montageplatte 60 befestigt, wobei diese Montageplatte 60 eine Aussparung 62 aufweist, durch welche die Hohlachse 10 mit der darin angeordneten Hohlwelle 20 hindurchgeführt ist. An der Montageplatte 60 ist eine Muffe 16 befestigt, durch welche die Hohlachse 10 ebenfalls hindurchgeführt ist und die zur sicheren Befestigung der Hohlachse 10 dient. Zwischen dieser Muffe 16 und der Hohlachse 10 sind zwei ringförmige Dichtungselemente 151, 152, insbesondere O-Ringe, angeordnet, die dazu dienen, den sich durch die Muffe 16 und die Wandung der Hohlachse 10 von der Zuführöffnung 13 in den Kanal 14 erstreckenden Zuführkanal abzudichten. Diese Muffe 16 ist mittels vier Schrauben an der Montageplatte 60 befestigt, wie insbesondere Figur 5 zu entnehmen ist.The drive units 40, 42, 44 and 50, 52, 54 and the arrangement with the hollow shaft 10, the hollow shaft 20 and the distributor units 30, 70 are fixed to a mounting plate 60, said mounting plate 60 has a recess 62 through which the hollow shaft 10 is guided with the hollow shaft 20 arranged therein. On the mounting plate 60 is a sleeve 16 is fixed, through which the hollow shaft 10 is also passed and which serves for secure attachment of the hollow shaft 10. Between this sleeve 16 and the hollow shaft 10, two annular sealing elements 151, 152, in particular O-rings, are arranged, which serve to seal the feed channel extending through the sleeve 16 and the wall of the hollow shaft 10 from the feed opening 13 into the channel 14 , This sleeve 16 is fastened by means of four screws to the mounting plate 60, as can be seen in particular Figure 5.

Die Vorrichtung umfasst weiterhin einen ringförmigen Flansch 100, der in Umfangsrichtung um die Verteilereinheit 30 angeordnet ist, wobei zwischen dem Flansch 100 und der ersten Verteilereinheit 30 ein ringförmiges Dichtelement 102 angeordnet ist. Der ringförmige Flansch 100 dient zum Einsetzen der Vorrichtung in eine dafür vorgesehene Öffnung eines Reinigungsbehälters, wobei die gesamte Vorrichtung mittels Schrauben 104, die die Montageplatte 60 durchdringen und deren Positionierung insbesondere den Figuren 4 bis 9 zu entnehmen ist, mit dem Reinigungsbehälter verschraubbar sind.The device further comprises an annular flange 100 which is arranged in the circumferential direction about the distributor unit 30, wherein between the flange 100 and the first distributor unit 30, an annular sealing element 102 is arranged. The annular flange 100 is used for inserting the device in a designated opening of a cleaning container, wherein the entire device by means of screws 104, which penetrate the mounting plate 60 and their positioning can be seen in particular Figures 4 to 9, are screwed to the cleaning container.

Für die Verwendung der erfindungsgemäßen Vorrichtung ist an dem Reinigungsbehälter zur Durchführung einer Rotationsachse 20 für den Werkstückträger und zur Zuführung eines ersten und zweiten Mediums lediglich eine einzige Öffnung erforderlich, an der der ringförmige Flansch 100 angreift. Nach der Montage der erfindungsgemäßen Vorrichtung befinden sich die Aufnahmevorrichtung für den Werkstückträger 80 sowie die Verteilereinheit 30 für das erste Medium und die Verteilereinheit 70 für das zweite Medium im Inneren des Reinigungsbehälters. Die Einlassöffnungen beziehungsweise der Einlassstutzen 13 zur Zuführung des ersten Mediums und die Zuführeinrichtung 90 mit der Einlassöffnung 95 für das zweite Medium befinden sich außerhalb des Reinigungsbehälters. Das Dichtelement 102 dichtet die Öffnung des Reinigungsbehälters nach dem Einsetzen der Vorrichtung ab.For the use of the device according to the invention, only a single opening on which the annular flange 100 engages is required on the cleaning container for carrying out an axis of rotation 20 for the workpiece carrier and for supplying a first and second medium. After assembly of the device according to the invention, the receiving device for the workpiece carrier 80 and the distribution unit 30 for the first medium and the distribution unit 70 for the second medium in the interior of the cleaning container. The inlet openings or the inlet connection 13 for the supply of the first medium and the delivery device 90 with the inlet opening 95 for the second medium are located outside the cleaning container. The sealing element 102 seals the opening of the cleaning container after insertion of the device.

Abschließend wird die Funktionsweise der erfindungsgemäßen Vorrichtung noch kurz erläutert. Während des Betriebs der erfindungsgemäßen Vorrichtung rotiert die Hohlwelle mit der an einem Ende angeordneten Aufnahmevorrichtung 80 für den Werkstückträger angetrieben durch die Antriebsvorrichtung 50, 52, 54. Die Verteilereinheiten 30, 70 rotieren unabhängig von der Hohlwelle 20 angetrieben durch die Antriebsvorrichtung 40, 42, 44. Über den Anschlussstutzen 13 wird ein erstes Medium, beispielsweise eine Reinigungsflüssigkeit zugeführt, die über die Einlassöffnung 11 in den zwischen der Hohlwelle 20 und der Hohlachse 10 gebildeten Kanal 14 gelangt. Die Reinigungsflüssigkeit fließt über die Auslässe 12 der Hohlachse 10 in den Ringkanal 35 der Verteilereinheit 30, von wo sie über den Auslass 38 an eine Sprüheinheit abgegeben wird.Finally, the operation of the device according to the invention will be explained briefly. During operation of the device according to the invention, the hollow shaft rotates with the workpiece carrier support 80 at one end driven by the drive device 50, 52, 54. The distributor units 30, 70 rotate independently of the hollow shaft 20 driven by the drive device 40, 42, 44 A first medium, for example a cleaning liquid, which passes via the inlet opening 11 into the channel 14 formed between the hollow shaft 20 and the hollow axle 10 is fed via the connecting piece 13. The cleaning liquid flows via the outlets 12 of the hollow shaft 10 into the annular channel 35 of the distributor unit 30, from where it is discharged via the outlet 38 to a spray unit.

Zeitversetzt oder gleichzeitig wird ein zweites Medium, beispielsweise Druckluft über den Einlass 95, den Ringkanal 92 und die Einlassöffnung 21 dem Kanal 26 im Inneren der Hohlwelle 20 zugeführt. Dieses zweite Medium gelangt über die Auslassöffnungen 22 und den ringförmigen Kanal 72 der Verteilereinheit 70 und den Auslass 74 zu einer weiteren Sprüheinheit. Die Hohlwelle 20 erfüllt bei der erfindungsgemäßen Vorrichtung zwei Funktionen, nämlich zum Einen den Antrieb der Aufnahmevorrichtung 80 beziehungsweise des daran angeordneten Werkstückträgers und zum Anderen die Zuführung eines der beiden Medien in den Reinigungsbehälter.Time-displaced or simultaneously, a second medium, for example compressed air via the inlet 95, the annular channel 92 and the inlet opening 21, is supplied to the channel 26 in the interior of the hollow shaft 20. This second medium passes via the outlet openings 22 and the annular channel 72 of the distributor unit 70 and the outlet 74 to a further spray unit. The hollow shaft 20 fulfills two functions in the device according to the invention, namely on the one hand the drive of the receiving device 80 and the workpiece carrier arranged thereon and on the other hand, the supply of one of the two media in the cleaning container.

Figur 11 zeigt eine erfindungsgemäße Reinigungsvorrichtung in perspektivischer Ansicht im Querschnitt, Figur 12 zeigt die Reinigungsvorrichtung in perspektivischer Ansicht in Glaskörperdarstellung. Bezugszeichen in den Figuren 11 und 12, die bereits in den Figuren 1 bis 9 verwendet wurden, bezeichnen entsprechende Teile der in den Figuren 1 bis 9 dargestellten Vorrichtung.Figure 11 shows a cleaning device according to the invention in a perspective view in cross section, Figure 12 shows the cleaning device in a perspective view in glass body representation. Reference numerals in FIGS. 11 and 12, which have already been used in FIGS. 1 to 9, designate corresponding parts of the device illustrated in FIGS. 1 to 9.

Die Reinigungsvorrichtung umfasst einen Reinigungsbehälter 200 mit einer Öffnung, in die der ringförmige Flansch 100 eingesetzt ist, so dass sich die erste Verteilereinheit 30 und die zweite Verteilereinheit 70, sowie die Aufnahmevorrichtung für einen Werkstückträger 280 im Inneren des Reinigungsbehälters 200 befinden. Die Montageplatte 60 mit den Antriebseinheiten 40, 50, dem Zuführstutzen 13 für das erste Medium und der Zuführeinrichtung 90 für das zweite Medium befinden sich außerhalb des Reinigungsbehälters. Die Montageplatte 60 ist mittels der Schrauben 104 über den Flansch mit der Wandung des Reinigungsbehälters 200 im Bereich der Öffnung verschraubt.The cleaning device comprises a cleaning container 200 having an opening into which the annular flange 100 is inserted, so that the first distributor unit 30 and the second distributor unit 70 and the pick-up device for a workpiece carrier 280 are located inside the cleaning container 200. The mounting plate 60 with the drive units 40, 50, the first medium supply pipe 13, and the second medium supply pipe 90 are outside the cleaning tank. The mounting plate 60 is screwed by means of the screws 104 via the flange with the wall of the cleaning container 200 in the region of the opening.

Der Reinigungsbehälter 200 weist eine Zuführöffnung 210 zum Zuführen eines Werkstückes oder eines Korbes mit Werkstücken zu dem Werkstückträger 280 auf, der in dem Beispiel zur Aufnahme quaderförmiger Werkstückkörbe ausgebildet ist. Die Figuren 11 und 12 zeigen weiterhin eine Sprüheinheit 230 für das erste Medium, die an der ersten Verteilereinheit 30 befestigt ist und die als gebogenes, abschnittsweise parallel zu dem Werkstückträger 280 verlaufendes Rohr mit einer Anzahl von Austrittsöffnungen 235 ausgebildet ist.The cleaning container 200 has a feed opening 210 for feeding a workpiece or a basket with workpieces to the workpiece carrier 280, which in the example is designed to receive cuboid workpiece baskets. FIGS. 11 and 12 furthermore show a spray unit 230 for the first medium, which is fastened to the first distributor unit 30 and which is formed as a curved pipe extending in sections parallel to the workpiece carrier 280 with a number of outlet openings 235.

Die Reinigungsvorrichtung umfasst weiterhin eine Sprüheinheit 270 für das zweite Medium, die an der zweiten Verteilereinheit 70 befestigt ist und die ebenfalls rohrförmig und abschnittsweise parallel zu dem Werkstückträger 280 verlaufend ausgebildet ist. Während des Reinigungsprozesses rotiert der Werkstückträger bei geschlossener Zuführöffnung 210 angetrieben durch die zuvor erläuterte Hohlwelle 20 in einer ersten Rotationsrichtung, während die erste Sprüheinheit 230 und die zweite Sprüheinheit 270 synchron vorzugsweise in einer zu dem Werkstückträger 280 entgegengesetzten Richtung rotieren, wobei zeitversetzt oder gleichzeitig über die erste Sprüheinheit 230 ein erstes Medium, vorzugsweise Reinigungsflüssigkeit, und über die zweite Sprüheinheit 270 ein zweites Medium, vorzugsweise Druckluft, zugeführt werden.The cleaning device furthermore comprises a spray unit 270 for the second medium, which is fastened to the second distributor unit 70 and which likewise has a tubular and sectionally parallel design to the workpiece carrier 280. During the cleaning process, with the feed port 210 closed, the workpiece carrier rotates driven by the previously discussed hollow shaft 20 in a first rotational direction while the first spray unit 230 and the second spray unit 270 rotate synchronously preferably in a direction opposite to the workpiece carrier 280, with or without time delay first spray unit 230 a first medium, preferably cleaning liquid, and the second spray unit 270, a second medium, preferably compressed air, are supplied.

Die Antriebseinheiten zum rotierenden Antreiben der Verteilereinheiten können selbstverständlich als beliebige Antriebseinheiten ausgebildet sein und sind nicht auf Getriebemotoren beschränkt.The drive units for rotating the distributor units can of course be designed as any drive units and are not limited to geared motors.

Bei einer nicht näher dargestellten Ausführungsform wird auf das Vorsehen gesonderter Antriebseinheiten verzichtet. Die drehbar angeordneten Verteilereinheiten werden hierbei durch den Impuls des jeweiligen aus den Öffnungen der Rohre 230, 270 austretenden Mediums angetrieben. Hierzu weisen die Rohre jeweils wenigstens einige Öffnungen auf, die radial zur Rotationsrichtung angeordnet sind.In one embodiment, not shown, dispense with the provision of separate drive units. The rotatably arranged distributor units are in this case driven by the pulse of the respective medium emerging from the openings of the tubes 230, 270. For this purpose, the tubes each have at least some openings which are arranged radially to the direction of rotation.

Bei einer weiteren Ausführungsform sind die Verteilereinheiten 30, 70 unabhängig voneinander drehbar gelagert und nicht drehfest miteinander verbunden.In a further embodiment, the distributor units 30, 70 are rotatably supported independently of one another and are not connected to one another in a rotationally fixed manner.

Eine weitere Ausführungsform sieht vor, die Verteilereinheiten fest und nicht drehbar anzuordnen.A further embodiment provides to arrange the distributor units fixed and non-rotatable.

BezugszeichenlisteLIST OF REFERENCE NUMBERS

1010
Hohlachsehollow shaft
1111
Einlassinlet
1212
Auslassoutlet
1313
Zuführstutzensupply pipe
1414
Kanalchannel
1616
Muffesleeve
2020
Hohlwellehollow shaft
2121
Einlassinlet
2222
Auslassoutlet
25,2725.27
Dichtungenseals
3030
Verteilereinheitdistribution unit
3131
Kugellagerball-bearing
3535
Ringkanalannular channel
3636
KettenradSprocket
3737
ebene Flächeflat surface
3838
Auslassoutlet
4040
Getriebemotorgearmotor
4141
Wellewave
4444
KettenradSprocket
5050
Getriebemotorgearmotor
5151
Wellewave
5454
KettenradSprocket
6060
Montageplattemounting plate
6262
Durchführungexecution
33, 3433, 34
Dichtungenseals
7070
Verteilereinheitdistribution unit
7171
Schraubenscrew
7272
Ringkanalannular channel
7373
Dichtungpoetry
7575
Dichtungpoetry
8080
Aufnahmevorrichtungcradle
9090
Zuführeinheitfeed
9292
Ringkanalannular channel
9595
Zuführöffnungfeed
100100
Ringflanschannular flange
102102
Dichtungpoetry
93, 9493, 94
Dichtungenseals
200200
Reinigungsbehältercleaning tank
210210
Zuführöffnungfeed
230230
Sprüheinheit für ein erstes MediumSpray unit for a first medium
270270
Sprüheinheit für ein zweites MediumSpray unit for a second medium
280280
WerkstückträgerWorkpiece carrier
151, 152151, 152
Dichtungenseals

Claims (21)

  1. Device for receiving a workpiece carrier and for supplying a first and a second medium which comprises the following features:
    - a hollow arbor (10) with at least one inlet (11) and one outlet (12) for the first medium,
    - a hollow shaft (20) with at least one inlet (21) and one outlet (22) for the second medium, which shaft is rotatably mounted in the hollow arbor (10), wherein a first channel (14) is formed between the hollow arbor (10) and the hollow shaft (20), into which channel the inlet (11) and the outlet (12) of the hollow arbor lead, and wherein a second channel (26) is formed in the interior of the hollow shaft (20),
    - a distributor unit (30), disposed in the region of the outlet (12) of the hollow arbor (20), for the first medium,
    - a distributor unit (70), disposed in the region of the outlet (22) of the hollow shaft (10), for the second medium,
    - a receiving device (80), disposed in the region of one end of the hollow shaft (20), for a workpiece carrier.
  2. Device according to Claim 1, in which the first distributor unit (30) is disposed so as to be rotatable in relation to the hollow arbour (10).
  3. Device according to Claim 1 or 2, in which the second distributor unit (70) is disposed so as to be rotatable in relation to the hollow arbor (10).
  4. Device according to any one of Claims 1 to 3, in which the hollow arbor is disposed in a rigid manner.
  5. Device according to any one of the preceding Claims, in which the distributor unit (30) for the first medium is disposed axially relative to the hollow arbor (10) and so as to be rotatable about the hollow arbor (10) and comprises an outlet (38).
  6. Device according to Claim 5, in which the distributor unit (30) for the first medium comprises means (37, 39) for fastening a spray unit for the first medium.
  7. Device according to Claim 6, in which the distributor unit (30) for the first medium comprises an annular channel (35), into which the first channel (14) leads via the outlet (12), and an outlet (38).
  8. Device according to any one of the preceding Claims, in which the distributor unit (70) for the second medium is non-rotatably connected to the distributor unit (30) for the first medium.
  9. Device according to Claim 8, in which the distributor unit (70) for the second medium comprises means (76) for fastening a spray unit.
  10. Device according to Claim 8 or 9, in which the distributor unit (70) for the second medium comprises an annular channel (72), into which a second channel (26), formed in the interior of the hollow shaft, leads via the outlet (22), and an outlet (74).
  11. Device according to any one of the preceding Claims, which comprises a supply unit (13), disposed in the region of the inlet (11) of the hollow arbor, for the first medium.
  12. Device according to any one of the preceding Claims, which comprises a supply unit (90), disposed in the region of the inlet (21) of the hollow shaft (20), for the second medium.
  13. Device according to Claim 9, in which the supply unit (90) for the second medium is mounted in a sliding manner on the hollow shaft (20) and disposed in a non-rotatable manner and comprises an inlet (95) as well as an annular channel (92) into which the inlet (21) of the hollow shaft leads.
  14. Device according to any one of the preceding Claims, which comprises a first drive unit (40, 42, 44) which is coupled to the distributor unit (30) for the first medium.
  15. Device according to Claim 11, in which the drive unit (40, 42, 44) comprises a sprocket wheel (44) and in which the distributor unit (30) comprises a non-rotatably coupled sprocket wheel (36), wherein the two sprocket wheels (44, 36) are connected together via a chain.
  16. Device according to any one of the preceding Claims, which comprises a second drive unit (50, 52, 54) which is coupled to the hollow shaft (20).
  17. Device according to Claim 16, in which the drive unit (50, 52, 54) comprises a sprocket wheel (54) and in which the hollow shaft (20) comprises a non-rotatably coupled sprocket wheel (25), wherein the two sprocket wheels are connected together via a chain.
  18. Device according to any one of the preceding Claims, which comprises a mounting plate (60) with an opening (62) through which the hollow arbor (10) is passed, to which arbor the first and the second drive unit (40, 42, 44, 50, 52, 54) are fastened.
  19. Device according to Claim 18, which comprises an annular flange (100) which is fastened to the mounting plate (60) and surrounds the distributor unit (30) for the first medium.
  20. Cleaning vessel with a housing which comprises a recess and a device according to any one of the preceding Claims which is inserted in the recess.
  21. Cleaning vessel according to Claim 20, in which the annular flange of the device lies against the housing opening.
EP03004414A 2002-03-21 2003-02-27 Device for receiving a workpiece carrier and for supplying a first and a second fluid Expired - Lifetime EP1346779B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10212604A DE10212604B3 (en) 2002-03-21 2002-03-21 Device for receiving a workpiece carrier and for feeding a first and second medium and cleaning container with such a device
DE10212604 2002-03-21

Publications (3)

Publication Number Publication Date
EP1346779A2 EP1346779A2 (en) 2003-09-24
EP1346779A3 EP1346779A3 (en) 2005-07-13
EP1346779B1 true EP1346779B1 (en) 2007-08-22

Family

ID=27771480

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03004414A Expired - Lifetime EP1346779B1 (en) 2002-03-21 2003-02-27 Device for receiving a workpiece carrier and for supplying a first and a second fluid

Country Status (3)

Country Link
EP (1) EP1346779B1 (en)
AT (1) ATE370800T1 (en)
DE (2) DE10212604B3 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014107063B4 (en) * 2014-05-19 2017-02-16 Mafac Ernst Schwarz Gmbh & Co. Kg Maschinenfabrik Treatment device for workpieces with an electrical treatment unit
EP3919192B1 (en) * 2020-06-04 2023-11-29 Sugino Machine Limited Cleaning apparatus
CN113758186B (en) * 2021-09-30 2022-09-02 岳阳市屈凤春茶业有限公司 Agricultural and sideline food processing, cleaning and drying device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2639453A1 (en) * 1976-09-02 1978-03-09 Franz Josef Loecke Spray liq. cleaning device - with pipes fitted with spray nozzles rotating round or close to objects to be cleaned
DE4111099C1 (en) * 1991-04-05 1992-10-15 Mafac Ernst Schwarz Gmbh & Co. Kg, 7297 Alpirsbach, De
DE19714603C1 (en) * 1997-04-09 1998-10-29 Schwarz Ernst Mafac Gmbh Method and device for cleaning workpieces

Also Published As

Publication number Publication date
EP1346779A3 (en) 2005-07-13
EP1346779A2 (en) 2003-09-24
DE10212604B3 (en) 2004-01-22
ATE370800T1 (en) 2007-09-15
DE50307987D1 (en) 2007-10-04

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