EP3781327B1 - Système d'alimentation permettant d'alimenter une pluralité de récepteurs au moyen d'un moyen d'application - Google Patents

Système d'alimentation permettant d'alimenter une pluralité de récepteurs au moyen d'un moyen d'application Download PDF

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Publication number
EP3781327B1
EP3781327B1 EP19718653.9A EP19718653A EP3781327B1 EP 3781327 B1 EP3781327 B1 EP 3781327B1 EP 19718653 A EP19718653 A EP 19718653A EP 3781327 B1 EP3781327 B1 EP 3781327B1
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EP
European Patent Office
Prior art keywords
consumer
line
substance
return line
supply system
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.)
Active
Application number
EP19718653.9A
Other languages
German (de)
English (en)
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EP3781327A1 (fr
Inventor
Alexander RÜGER
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.)
Duerr Systems AG
Original Assignee
Duerr Systems AG
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Filing date
Publication date
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Publication of EP3781327A1 publication Critical patent/EP3781327A1/fr
Application granted granted Critical
Publication of EP3781327B1 publication Critical patent/EP3781327B1/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
    • B05C11/1044—Apparatus or installations for supplying liquid or other fluent material to several applying apparatus or several dispensing outlets, e.g. to several extrusion nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
    • B05B12/14—Arrangements for controlling delivery; Arrangements for controlling the spray area for supplying a selected one of a plurality of liquids or other fluent materials or several in selected proportions to a spray apparatus, e.g. to a single spray outlet
    • B05B12/1481—Arrangements for controlling delivery; Arrangements for controlling the spray area for supplying a selected one of a plurality of liquids or other fluent materials or several in selected proportions to a spray apparatus, e.g. to a single spray outlet comprising pigs, i.e. movable elements sealingly received in supply pipes, for separating different fluids, e.g. liquid coating materials from solvent or air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
    • B05B12/14—Arrangements for controlling delivery; Arrangements for controlling the spray area for supplying a selected one of a plurality of liquids or other fluent materials or several in selected proportions to a spray apparatus, e.g. to a single spray outlet
    • B05B12/149—Arrangements for controlling delivery; Arrangements for controlling the spray area for supplying a selected one of a plurality of liquids or other fluent materials or several in selected proportions to a spray apparatus, e.g. to a single spray outlet characterised by colour change manifolds or valves therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
    • B05B13/0431—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with spray heads moved by robots or articulated arms, e.g. for applying liquid or other fluent material to 3D-surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B3/00—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements
    • B05B3/02—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements
    • B05B3/10—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements discharging over substantially the whole periphery of the rotating member, i.e. the spraying being effected by centrifugal forces
    • B05B3/1007—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements discharging over substantially the whole periphery of the rotating member, i.e. the spraying being effected by centrifugal forces characterised by the rotating member
    • B05B3/1014—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements discharging over substantially the whole periphery of the rotating member, i.e. the spraying being effected by centrifugal forces characterised by the rotating member with a spraying edge, e.g. like a cup or a bell
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
    • B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
    • B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
    • B05B9/0403—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material
    • B05B9/0423—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material for supplying liquid or other fluent material to several spraying apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
    • B05B13/0447—Installation or apparatus for applying liquid or other fluent material to conveyed separate articles
    • B05B13/0452—Installation or apparatus for applying liquid or other fluent material to conveyed separate articles the conveyed articles being vehicle bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
    • B05B15/58—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter preventing deposits, drying-out or blockage by recirculating the fluid to be sprayed from upstream of the discharge opening back to the supplying means

Definitions

  • the invention relates to a supply system for supplying several consumers with an application agent, preferably paint, for application to motor vehicle bodies and/or add-on parts thereof. Furthermore, the invention relates to an associated coating system, preferably a painting system, and an associated supply method.
  • an application agent preferably paint
  • an associated coating system preferably a painting system
  • EP0885659A1 discloses a prior art system for the continuous dispensing of liquids.
  • One object of the invention is to create an improved and/or alternative supply system for supplying several consumers with an application agent, preferably paint, for application to motor vehicle bodies and/or add-on parts thereof.
  • an application agent preferably paint
  • the invention creates a supply system for supplying several consumers with an application agent, preferably paint.
  • the application agent is used in particular for application to motor vehicle bodies and/or add-on parts thereof.
  • the supply system includes a supply line (advisable flow line) and a return line (advisable return line).
  • the feed line preferably serves to feed the application agent to the consumers.
  • the return line preferably serves to return application agent that is not removed from the consumers for application and can therefore preferably circulate in the supply system. In the context of the invention, however, the return line can preferably also function as a feed line.
  • the supply system includes a first consumer, which is connected to the supply line and the return line.
  • the first pickup can preferably be assigned to a first pickup device.
  • the first collector expediently forms a first collector of the supply line in the direction of flow of the application agent and thus z. B. can be connected as the first customer to the supply line.
  • the first consumer can thus preferably represent the consumer who is supplied first by the supply system and/or the feed line for the application of the application agent.
  • the supply system comprises at least one further consumer, which is connected to the supply line and the return line.
  • the additional customer can preferably be assigned to an additional removal device.
  • the further customer expediently forms a last customer of the supply line in the direction of flow of the application agent and thus z. B. can be connected to the supply line as the last customer and / or is arranged in the direction of flow of the application agent behind the first customer.
  • the further consumer can thus preferably represent the consumer who is supplied last by the supply system and/or the feed line for the application of the application agent.
  • the supply system is characterized B. characterized in that the feed line is preferably frontally connected via a connecting line preferably frontally with the return line.
  • the connecting line connects an expediently first line section downstream behind the further consumer to an expediently second line section upstream in front of the first consumer.
  • the first line section can thus z. B. be part of the supply line and / or the connecting line.
  • the second line section can thus z. B. be part of the connecting line and / or the return line.
  • the supply system has a shut-off device and the shut-off device is used to optionally allow an application agent flow via the connecting line in an open position and/or to optionally prevent an application agent flow via the connecting line in a closed position.
  • the shut-off device can, for. B. as a shut-off valve and / or as a particular z. B. controllable valve assembly can be formed.
  • the shut-off device can, for. B. be integrated into the connecting line, be arranged in the direction of flow of the application agent behind the further customer, be arranged in the direction of flow of the application agent before the first customer and / or between the supply line and the return line.
  • the first pickup device preferably the first pickup
  • the additional pick-up device preferably the additional pick-up
  • the connecting device can comprise one or more line sections.
  • connection device of the first removal device and the connection device of the further removal device are used to allow an application agent flow from the supply line via the first removal device and the further removal device to the return line when the shut-off device is in the closed position, so that preferably a Application agent circulation is made possible by the first removal device and the other removal device.
  • connection device of the first removal device and the connection device of the further removal device are used to allow an application agent flow from the supply line via the first removal device and the further removal device to the return line when the shut-off device is in the open position e.g. B. to prevent indirectly, so that preferably an application agent circulation through the first removal device and the other removal device z. B. is prevented indirectly, z. B. because the application agent seeks the path with the least resistance, which means that there is no application agent flow from the supply line via the first removal device and the further removal device to the return line and/or no application agent circulation through the first removal device and the further removal device takes place.
  • the application agent flow can thus z. B. be controlled by different flow resistances for the application agent, the application agent takes the path of least resistance. This can e.g. B. can be realized with or without a valve.
  • the prevention and / or stopping can z. B. by different flow resistances (z. B. without a valve, in particular circulating valve) for the application agent can be realized, alternatively or additionally, embodiments with a valve (z. B. circulation valve) are possible.
  • connection device of the first removal device and the connection device of the further removal device can, for. B. serve to supply the application agent from the feed line to the first customer and the other customer in the closed position of the shut-off device, and/or to prevent an application agent supply from the return line to the first customer and to the other customer.
  • connection device of the first removal device and the connection device of the further removal device are used to feed the application agent from the supply line and the return line to the first consumer and the other consumer in the open position of the shut-off device, so that preferably both application agent from the Feed line and application agent from the return line for application to the motor vehicle bodies and / or attachments thereof can be used.
  • the return line can preferably also function as a supply line for supplying application agent, in particular to the first consumer and the further consumer.
  • the first collector may comprise a connecting device (e.g. mounted on or in the first collector), so that the connecting device is preferably part of the first collector.
  • the other customer may comprise a connection device (e.g. mounted on or in the further consumer), so that the connection device is preferably part of the further consumer.
  • connection device of the first removal device is arranged in or on the first customer and / or the connection device of the other removal device is arranged in or on the other customer.
  • connection device of the first consumer and the connection device of the other consumer are preferably used to allow an application agent to flow from the supply line through the first consumer and through the other consumer to the return line when the shut-off device is in the closed position, so that preferably an application agent - Circulation through the first collector and the further collector is made possible and/or in order to prevent an application agent flow from the supply line through the first collector and through the further collector when the shut-off device is in the open position, so that preferably an application agent circulation is prevented by the first buyer and by the further buyer.
  • connection device of the first removal device and/or the first consumer comprises at least one valve, preferably a circulation valve
  • connection device of the further removal device and/or the further consumer comprises at least one valve, preferably a circulation valve
  • connection device of the first removal device and/or the first consumer and the connection device of the further removal device and/or the further consumer can generate a greater flow resistance for the application agent than the supply line, the return line and/or the connecting line, so that preferably the Application agent can take the path of least resistance.
  • connection means mentioned herein may suitably e.g. B. a functional unit or more, z. B. spaced apart, include functional units.
  • the supply system prefferably has at least one pig for pigging the feed line, the return line, the connecting line and/or the shut-off device.
  • the supply line, the return line, the connecting line and / or the shut-off device can, for. B. have a substantially the same dimensioned and / or substantially constant inner diameter for letting through the application means and / or the at least one pig.
  • the supply system preferably comprises a loop supply system.
  • the feed line, the return line and the connecting line may form a 1-pipe system, in which the feed line, the connecting line and the return line preferably form a single flow path and/or are arranged in series with one another.
  • the shut-off application means in the open position of the shut-off application means preferably circulate successively from the supply line to the connecting line and from the connecting line to the return line.
  • the first customer and / or the other customers can z. B. be a color changer, preferably for supplying an application device for applying the application agent to the motor vehicle bodies and / or attachments thereof.
  • the first pickup prefferably connected to an application device for applying the application agent and/or for a first, preferably multi-axis, articulated robot to be used to guide the first pickup and/or the application device.
  • the additional pickup prefferably be connected to an application device for applying the application agent and/or for another multi-axis articulated robot to guide the application device and/or the additional pickup.
  • the first buyer can z. B. be connected via a first stub to the supply line and / or be connected via a second stub to the return line.
  • the further consumer can be connected to the supply line via a first stub line and/or to the return line via a second stub line.
  • the supply system prefferably has at least one additional consumer, preferably at least two additional consumers (e.g. a third consumer and preferably a fourth consumer or even more than four consumers), which is connected to the supply line and the return line.
  • the at least one additional customer can, for. B. be arranged in the flow direction of the application agent between the first customer and the other customer.
  • the at least one additional consumer can preferably be designed, arranged and/or function like the first consumer and/or the additional consumer, so that the disclosure made herein regarding the first consumer and/or the further consumer is also expedient for the at least one additional consumer is applicable.
  • the supply line preferably has a pump on the inlet side for conveying the application agent and/or the return line has a pressure and/or volume control device (e.g. a pressure and/or volume regulator) for the application agent.
  • the pressure volume regulator can expediently be designed to be controllable for its activation and/or deactivation (eg opening and/or closing) or bypassed by a bypass.
  • the supply line can, for. B. be connected on the input side to a feed device for feeding the application agent.
  • the return line can be connected to the feed device, in particular on the output side.
  • the feeder can z. B. be housed in a paint mixing room of a coating system and / or have an application agent reservoir.
  • the supply line, the connecting line and the return line preferably essentially helically and/or by more than 360°, e.g. by means of two loops, around the first collector and the second collector and preferably the at least one additional collector.
  • the first buyer can z. B. be connected to the return line as the first customer in the direction of flow of the application agent.
  • the further collector can be connected to the return line as the last collector in the direction of flow of the application agent and/or behind the first collector.
  • shut-off z in the open position and / or closed position of the shut-off z. B. successively first the first customer, preferably then the at least one additional customer, and finally the other customers are supplied with application agent from the feed line.
  • shut-off z in the open position of the shut-off z. B. successively first the first customer, preferably then the at least one additional customer, and finally the other customers are supplied with application agent from the return line and thus preferably the return line can act as a supply line.
  • the supply system in the context of the invention can preferably be operated in a first operating mode and a second operating mode.
  • the shut-off device is expediently in the open position, with the application agent preferably not circulating through the first removal device and the additional removal device and/or the application agent can be removed from the feed line and from the return line by means of the first removal device and by means of the additional removal device .
  • the return line can preferably also function as a supply line.
  • the shut-off device is expediently in the closed position, with the application agent preferably circulating through the first removal device and the additional removal device and/or the application agent being removed by means of the first removal device and by means of the additional removal device from the supply line, but not from the return line is possible.
  • the application device disclosed herein can e.g. B. an atomizer (e.g. a rotary atomizer, in particular a bell-shaped atomizer) or a print head preferably comprising several application agent outlet openings for preferably substantially overspray-free application of the application agent to the motor vehicle bodies and/or add-on parts thereof.
  • an atomizer e.g. a rotary atomizer, in particular a bell-shaped atomizer
  • a print head preferably comprising several application agent outlet openings for preferably substantially overspray-free application of the application agent to the motor vehicle bodies and/or add-on parts thereof.
  • the application agent is preferably paint, but can also z. B. be a sealant or adhesive.
  • the embodiment of the invention is independent of whether the supply system is stationary or movable, for example on one or more robots.
  • the invention also relates to a coating system, preferably a painting system, for applying an application agent, preferably paint, to motor vehicle bodies and/or add-on parts thereof, with at least one supply system as disclosed herein.
  • a coating system preferably a painting system
  • an application agent preferably paint
  • the invention also relates to a supply method for supplying multiple consumers with an application agent, preferably paint, for application to motor vehicle bodies and/or add-on parts thereof, the supply method preferably being carried out by means of at least one supply system as disclosed herein.
  • an application agent preferably paint
  • an application agent can flow through a supply line and a return line, with the application agent being picked up by a first collector, which is connected to the feed line and the return line, and by a further collector, which is connected to the feed line and the return line stands, is removed.
  • the feed line is expediently connected to the return line via a connecting line.
  • figure 1 shows a supply system 100 for supplying several customers 10, 20, 30 and 40 with an application agent, preferably paint, for application to motor vehicle bodies and/or attachments thereof.
  • an application agent preferably paint
  • the arrows in figure 1 (and also in the Figures 2 to 4 ) symbolize the flow direction of the application agent.
  • the figures 1 and 2 show the supply system 100 in a first operating mode, also known as z.
  • B operating mode can be referred to as customer multiple branch supply.
  • the supply system 100 and the first mode of operation are described below with joint reference to FIG figures 1 and 2 described.
  • the supply system 100 is part of a coating system, in particular a painting system, and includes a supply line L1 (symbolized by short dashed lines) and a return line L3 (symbolized by long dashed lines).
  • the consumers 10, 20, 30 and 40 are connected to the supply line L1 and the return line L3 and are designed as color changers.
  • the color changers serve to supply application agents to application devices guided by means of multi-axis articulated robots for applying the application agent to the motor vehicle bodies and/or add-on parts thereof (not shown in the figures).
  • the collector 10 forms a first collector of the supply line L1 in the direction of flow of the application agent.
  • the first collector 10 is connected to the supply line L1 via a first stub line 10.1 (connection point 1) and to the return line L3 via a second stub line 10.2 (connection point 5).
  • the first pickup 10 with the first stub line 10.1 and the second stub line 10.2 is connected to a first pickup device A (in figure 1 dash-dot symbolized) assigned.
  • the collector 40 is arranged behind the first collector 10 in the direction of flow of the application agent and forms a last collector of the supply line L1 in the direction of flow of the application agent.
  • the pickup 40 is referred to herein as a further, in particular fourth, pickup 40 .
  • the fourth collector 40 is connected to the supply line L1 via a first stub line 40.1 (connection point 4) and to the return line L3 via a second stub line 40.2 (connection point 8).
  • the fourth pickup 40 with the first stub 40.1 and the second stub 40.2 is a pickup device D (in figure 1 dash-dot symbolized) assigned.
  • the removal device D is referred to herein as a further, in particular fourth, removal device D.
  • the collectors 20 and 30 are arranged between the first collector 10 and the fourth collector 40 in the flow direction of the application agent.
  • the pickups 20 and 30 are referred to herein as additional pickups, specifically second pickup 20 and third pickup 30 .
  • the second collector 20 is connected to the supply line L1 via a first stub line 20.1 (connection point 2) and to the return line L3 via a second stub line 20.2 (connection point 6).
  • the third collector 30 is connected to the supply line L1 via a first stub line 30.1 (connection point 3) and to the return line L3 via a second stub line 30.2 (connection point 7).
  • the second pickup 20 with the first stub 20.1 and the second stub 20.2 is connected to a second pick-up device B (in figure 1 symbolized by dash-dotted lines), the third collector 30 with the first spur line 30.1 and the second spur line 30.2 being assigned to a third pickup device C (in figure 1 dash-dotted symbol) is assigned.
  • Points 1 and 5 represent connection points of the first pickup device A and in particular of the first pickup 10 to the supply line L1 and the return line L3.
  • Points 2 and 6 represent connection points of the second pickup device B and in particular of the second pickup 20 to the supply line L1 and the return line L3.
  • Points 3 and 7 represent connection points of the third removal device C and in particular of the third removal device 30 to the supply line L1 and the return line L3.
  • Points 4 and 8 represent connection points of the fourth pickup device D and in particular of the fourth pickup 40 to the supply line L1 and the return line L3.
  • a connecting line L2 connects the supply line L1 to the return line L3, so that a line section downstream behind the further consumer 40 is connected to a line section upstream in front of the first consumer 10.
  • the supply line L1, the connecting line L2 and the return line L3 form a ring line system, in particular a 1-pipe system, so that the supply line L1, the connecting line L2 and the return line L3 z. B. are arranged in series and in particular form a single flow path, which, however, z. B. can be formed from several pipes mounted together.
  • the feed line L1, the connecting line L2 and the return line L3 extend essentially in a helical shape and/or over 360°, in particular by means of two loops around the collectors 10, 20, 30 and 40.
  • the supply system 100 includes a z. B. shut-off device 50 embodied as a shut-off fitting or valve arrangement, wherein the shut-off device 50 is embodied to enable an application agent flow via the connecting line L2 optionally in an open position ( figures 1 and 2 - first operating mode) and in order to optionally prevent an application medium flow via the connecting line L2 in a closed position ( Figures 3 and 4 - second operating mode).
  • the shut-off device 50 is arranged downstream of the fourth collector 40 and in front of the first collector 10 in the flow direction of the application agent, in particular integrated into the connecting line L2 between the supply line L1 and the return line L3.
  • the shut-off device 50 In the first operating mode, the shut-off device 50 is in an open position, so that an application agent flow from the supply line L1 via the connecting line L2 to the return line L3 is made possible.
  • Each of the consumers 10, 20, 30 and 40 comprises a connecting device which generates a greater flow resistance for the application agent than the supply line L1 and the return line L3.
  • the connecting device can also include a valve, preferably a circulation valve.
  • the connecting device of the first collector 10 serves to prevent an application agent flow from the supply line L1 through the first collector 10 when the shut-off device 50 is in the open position, so that an application agent circulation through the first collector 10 is prevented.
  • the connecting device of the first consumer 10 is used to feed the application agent from the feed line L1 and the return line L3 to the first consumer 10 when the shut-off device 50 is in the open position, so that both the application agent from the feed line L1 and the application agent from the return line L3 can be used for application to the motor vehicle bodies and/or add-on parts thereof.
  • the return line L3 can also function as a supply line for supplying application agent to the first consumer 10 .
  • the connecting device can provide a greater flow resistance for the application agent in order to implement the application agent flow described above as the supply line L1 and the return line L3, with no valve being required.
  • the invention also includes embodiments in which the connecting device includes a valve (e.g. circulation valve).
  • the application agent takes the path of least resistance.
  • the fourth pickup 40 and preferably the second pickup 20 and the third pickup 30 are preferably designed like the first pickup 10 and preferably function like the first pickup 10, so that the description made above for the first pickup 10 is also useful for the fourth pickup 40 and preferably the second customer 20 and the third customer 30 applies.
  • the feed line L1 successively supplies the consumers 10, 20, 30 and 40 with the application agent for application to the motor vehicle bodies and/or add-on parts thereof, namely first the first consumer 10 (via connection point 1), then the second consumer 20 (via Connection point 2), then the third customer 30 (via connection point 3) and finally the fourth customer 40 (via connection point 4).
  • the return line L3 successively supplies the consumers 10, 20, 30 and 40 with the application agent for application to the motor vehicle bodies and/or add-on parts thereof, namely first the first consumer 10 (via connection point 5), then the second consumer 20 (via Connection point 6), then the third customer 30 (via connection point 7) and finally the fourth customer 40 (via connection point 8).
  • the supply system 100 can include one or more pigs (not shown in the figures) for pigging the supply line L1, the connecting line L2, the return line L3 and preferably the shut-off device 50.
  • the feed line L1, the return line L2, the connecting line L3 and preferably the shut-off device 50 have an essentially equally dimensioned and essentially constant inner diameter for letting the application agent and the at least one pig through.
  • FIGS 3 and 4 show the supply system 100 in a second operating mode, which also z. B. referred to as operating mode with application agent circulation through removal devices can be.
  • the supply system 100 and the second mode of operation are described below with joint reference to FIG Figures 3 and 4 described.
  • the shut-off device 50 In the second operating mode, the shut-off device 50 is in a closed position, so that a flow of application agent from the supply line L1 via the connecting line L2 to the return line L3 is prevented.
  • the connecting device of the first collector 10 is used to allow an application agent flow from the supply line L1 through the first collector 10 to the return line L3 when the shut-off device 50 is in the closed position, so that an application agent circulation through the first collector 10 is made possible .
  • the connecting device of the first consumer 10 is used to supply the first consumer 10 with the application agent from the feed line L1 when the shut-off device 50 is in the closed position, although no application agent is fed from the return line L3 to the first consumer 10.
  • the fourth pickup 40 and preferably the second pickup 20 and the third pickup 30 are preferably designed like the first pickup 10 and preferably function like the first pickup 10, so that the description made above for the first pickup 10 is also useful for the fourth pickup 40 and preferably the second customer 20 and the third customer 30 applies.
  • the feed line L1 successively supplies the consumers 10, 20, 30 and 40 with the application agent for application to the motor vehicle bodies and/or add-on parts thereof, namely first the first consumer 10 (via connection point 1), then the second consumer 20 (via Connection point 2), then the third customer 30 (via connection point 3) and finally the fourth customer 40 (via connection point 4).
  • the return line L3 successively returns application agents from the customers 10, 20, 30 and 40, namely first from the first customer 10 (via connection point 5), then from the second customer 20 (via connection point 6), then from the third customer 30 ( via junction 7) and finally from the fourth customer 40 (via junction 8).
  • the supply system 100 can consequently be operated in a first operating mode and a second operating mode.
  • the shut-off device 50 In the first operating mode, the shut-off device 50 is in the open position, the application agent not circulating through the removal devices A, B, C and D and the application agent can be removed and thus applied from the supply line L1 and the return line L3.
  • the shut-off device 50 In the second operating mode, the shut-off device 50 is in the closed position, with the application agent circulating through the removal devices A, B, C and D and removal and thus application of the application agent from the supply line L1, but not from the return line L3, being possible.
  • the connecting devices are integrated into the collectors 10, 20, 30 and 40 or at least mounted thereon.
  • the connection devices can also z. B. outside the customers 10, 20, 30 and 40, z. B. spaced therefrom, so that it is possible in the context of the invention that not the customers 10, 20, 30, 40 in particular, but the collection devices A, B, C and D in general can comprise the connecting means, whereby e.g. B.
  • an application agent flow from the supply line L1 via the removal devices A, B, C and D to the return line L3 is made possible, so that an application agent circulation through the removal devices A, B, C and D is made possible and/or to prevent an application agent flow from the supply line L1 via the removal devices A, B, C and D to the return line L3 when the shut-off device 50 is in the open position, so that an application agent circulation through the removal devices A, B, C and D is prevented.

Landscapes

  • Engineering & Computer Science (AREA)
  • Robotics (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Nozzles (AREA)
  • Pipeline Systems (AREA)
  • Coating Apparatus (AREA)
  • Loading And Unloading Of Fuel Tanks Or Ships (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)

Claims (21)

  1. Système d'alimentation (100) pour l'alimentation de plusieurs consommateurs (10, 20, 30, 40) avec un produit d'application, de préférence de la peinture, pour une application sur des carrosseries de véhicules automobiles et/ou des pièces rapportées de celles-ci, avec :
    - une conduite d'alimentation (L1),
    - une conduite de retour (L3),
    - un premier dispositif de prélèvement (A) qui comprend un premier consommateur (10), dans lequel le premier consommateur (10) est relié avec la conduite d'alimentation (L1) et la conduite de retour (L3) forme, de préférence dans la direction d'écoulement du produit d'application, un premier consommateur (10) de la conduite d'alimentation (L1) et
    - un dispositif de prélèvement supplémentaire (D) qui comprend un consommateur supplémentaire (40), dans lequel le consommateur supplémentaire (40) est relié avec la conduite d'alimentation (L1) et la conduite de retour (L3) forme, de préférence dans la direction d'écoulement du produit d'application, un dernier consommateur (40) de la conduite d'alimentation (L1) et est raccordé, dans la direction d'écoulement du produit d'application, derrière le premier consommateur (10) à la conduite d'alimentation (L1), dans lequel
    - la conduite d'alimentation (L1) est reliée avec la conduite de retour (L3) par l'intermédiaire d'une conduite de liaison (L2), qui relie une portion de conduite en aval derrière le consommateur supplémentaire (40) avec une portion de conduite en amont devant le premier consommateur (10),
    - et le système d'alimentation (100) comprend un dispositif d'arrêt (50) afin de permettre, de manière sélective, dans une position d'ouverture, un écoulement du produit d'application par l'intermédiaire de la conduite de liaison (L2) et afin d'empêcher, de manière sélective, dans une position de fermeture, un écoulement de produit d'application par l'intermédiaire de la conduite de liaison (L2).
  2. Système d'alimentation (100) selon la revendication 1, caractérisé en ce que le dispositif d'arrêt (50) est intégré dans la conduite de liaison (L2), est disposé, dans la direction d'écoulement du produit d'application, derrière le consommateur supplémentaire (40), est disposé, dans la direction d'écoulement du produit d'application, devant le premier consommateur (10) et/ou est disposé entre la conduite d'alimentation (L1) et la conduite de retour (L3).
  3. Système d'alimentation (100) selon la revendication 1 ou 2, caractérisé en ce que le premier dispositif de prélèvement (A) comprend un dispositif de liaison et le dispositif de prélèvement supplémentaire (D) comprend un dispositif de liaison et le dispositif de liaison du premier dispositif de prélèvement (A) et le dispositif de liaison du dispositif de prélèvement supplémentaire (D) servant à
    - permettre, dans la position de fermeture du dispositif d'arrêt (50), un écoulement du produit d'application de la conduite d'alimentation (L1) par l'intermédiaire du premier dispositif de prélèvement (A) et le dispositif de prélèvement supplémentaire (D) vers la conduite de retour (L3), de façon à ce que, de préférence, une circulation du produit d'application à travers le premier dispositif de prélèvement (A) et le dispositif de prélèvement supplémentaire (D) soit autorisée et/ou
    - empêcher, dans la position d'ouverture du dispositif d'arrêt (50), un écoulement du produit d'application de la conduite d'alimentation (L1) par l'intermédiaire du premier dispositif de prélèvement (A) et le dispositif de prélèvement supplémentaire (D) vers la conduite de retour (L3), de façon à ce que, de préférence, une circulation du produit d'application à travers le premier dispositif de prélèvement (A) et le dispositif de prélèvement supplémentaire (D) soit empêchée.
  4. Système d'alimentation (100) selon la revendication 3, caractérisé en ce que le dispositif de liaison du premier dispositif de prélèvement (A) et le dispositif de liaison du dispositif de prélèvement supplémentaire (D) servent, dans la position de fermeture du dispositif d'arrêt (50),
    - d'introduire le produit d'application dans le premier consommateur (10) et le consommateur supplémentaire (40) à partir de la conduite d'alimentation (L1) et/ou
    - d'empêcher une introduction du produit d'application de la conduite de retour (L3) vers le premier consommateur (10) et vers le consommateur supplémentaire (40).
  5. Système d'alimentation (100) selon la revendication 3 ou 4, caractérisé en ce que le dispositif de liaison du premier dispositif de prélèvement (A) et le dispositif de liaison du dispositif de prélèvement supplémentaire (D) servent, dans la position d'ouverture du dispositif d'arrêt (50), à introduire le produit d'application dans le premier consommateur (10) et le consommateur supplémentaire (40) à partir de la conduite d'alimentation (L1) et de la conduite de retour (L3), de façon à ce que, de préférence, aussi bien le produit d'application provenant de la conduite d'alimentation (L1) que le produit d'application provenant de la conduite de retour (L3) puissent être utilisés pour une application sur les carrosseries de véhicules automobiles et/ou des pièces rapportées de celles-ci.
  6. Système d'alimentation (100) selon l'une des revendications précédentes, caractérisé en ce que le premier consommateur (10) comprend un dispositif de liaison et le consommateur supplémentaire (40) comprend un dispositif de liaison et le dispositif de liaison du premier consommateur (10) et le dispositif de liaison du consommateur supplémentaire (40) servent
    - dans la position de fermeture du dispositif d'arrêt (50), à permettre un écoulement du produit d'application de la conduite d'alimentation (L1) à travers le premier consommateur (10) et à travers le consommateur supplémentaire (40) vers la conduite de retour (L3), de façon à ce que, de préférence, une circulation du produit d'application à travers le premier consommateur (10) et le consommateur supplémentaire (40) soit autorisée et/ou
    - dans la position d'ouverture du dispositif d'arrêt (50), à empêcher un écoulement du produit d'application de la conduite d'alimentation (L1) à travers le premier consommateur (10) et à travers le consommateur supplémentaire (40), de façon à ce que, de préférence, une circulation du produit d'application à travers le premier consommateur (10) et le consommateur supplémentaire (40) soit empêchée.
  7. Système d'alimentation (100) selon l'une des revendications 3 à 6, caractérisé en ce que le dispositif de liaison du premier dispositif de prélèvement (A) est disposé sur ou dans le premier consommateur (10) et le dispositif de liaison du dispositif de prélèvement supplémentaire (D) est disposé sur ou dans le consommateur supplémentaire (40).
  8. Système d'alimentation (100) selon l'une des revendications 3 à 7, caractérisé en ce que
    - le dispositif de liaison du premier dispositif de prélèvement (A) ou du premier consommateur (10) comprend une vanne, de préférence une vanne de circulation, et le dispositif de liaison du dispositif de prélèvement supplémentaire (D) ou du consommateur supplémentaire (40) génère une résistance à l'écoulement pour le produit d'application supérieure à la conduite d'alimentation (L1) et/ou la conduite de retour (L3).
    - le dispositif de liaison du premier dispositif de prélèvement (A) ou du premier consommateur (10) et le dispositif de liaison du dispositif de prélèvement supplémentaire (D) ou du consommateur supplémentaire (40) génère une résistance à l'écoulement pour le produit d'application plus grande que la conduite d'alimentation (L1) et/ou la conduite de retour (L3).
  9. Système d'alimentation (100) selon l'une des revendications précédentes, caractérisé en ce que le système d'alimentation (100) comprend au moins un racleur pour le raclage de la conduite d'alimentation (L1), de la conduite de liaison (L2), de la conduite de retour (L3) et de préférence du dispositif d'arrêt (50).
  10. Système d'alimentation (100) selon l'une des revendications précédentes, caractérisé en ce que la conduite d'alimentation (L1), la conduite de retour (L3), la conduite de liaison (L2) et de préférence le dispositif d'arrêt (50) présentent un diamètre intérieur de dimension globalement identique et/ou globalement constant pour le passage du produit d'application et/ou de l'au moins un racleur.
  11. Système d'alimentation (100) selon l'une des revendications précédentes, caractérisé en ce que la conduite d'alimentation (L1), la conduite de retour (L3) et la conduite de liaison (L2) forment un système de conduites annulaire,
    et/ou en ce que la conduite d'alimentation (L1), la conduite de retour (L3) et la conduite de liaison (L2) forment un système à 1 tube donc forment de préférence un seul trajet d'écoulement,
    et/ou en ce que la conduite d'alimentation (L1), la conduite de retour (L3) et la conduite de liaison (L2) sont disposées en série les unes derrière les autres.
  12. Système d'alimentation (100) selon l'une des revendications précédentes, caractérisé en ce que le premier consommateur (10) et/ou le consommateur supplémentaire (40) est un changeur de couleur, de préférence pour l'alimentation d'un appareil d'application pour l'application du produit d'application sur les carrosseries de véhicules automobiles et/ou les pièces rapportées de celles-ci.
  13. Système d'alimentation (100) selon l'une des revendications précédentes, caractérisé en ce que
    - le premier consommateur (10) est relié avec un appareil d'application du produit d'application sur les carrosseries de véhicules automobiles et/ou les pièces rapportées de celles-ci et un premier robot articulé multi-axial permet le guidage de l'appareil d'application et/ou du premier consommateur (10) et/ou
    - le consommateur supplémentaire (40) est relié avec un appareil d'application du produit d'application sur les carrosseries de véhicules automobiles et/ou les pièces rapportées de celles-ci et un autre robot articulé multi-axial permet le guidage de l'appareil d'application et/ou du premier consommateur (10).
  14. Système d'alimentation (100) selon l'une des revendications précédentes, caractérisé en ce que
    - le premier consommateur (10) est relié (1) par l'intermédiaire d'un premier tronçon de ligne (10.1) avec la conduite d'alimentation (L1) et par l'intermédiaire d'un deuxième tronçon de ligne (10.2) avec la conduite de retour (L3) et
    - le consommateur supplémentaire (40) est relié (4) par l'intermédiaire d'un premier tronçon de ligne (40.1) et (8) par l'intermédiaire d'un deuxième tronçon de ligne (40.2) avec la conduite de retour (L3).
  15. Système d'alimentation (100) selon l'une des revendications précédentes, caractérisé en ce que le système d'alimentation (100) comprend au moins un consommateur supplémentaire (20, 30), qui est relié avec la conduite d'alimentation (L1) et la conduite de retour (L3) et qui est disposé de préférence dans la direction d'écoulement du produit d'application entre le premier consommateur (10) et le consommateur supplémentaire (40).
  16. Système d'alimentation (100) selon l'une des revendications précédentes, caractérisé en ce que la conduite d'alimentation (L1) comprend une pompe (60) pour le transport du produit d'application et la conduite de retour (L3) comprend un dispositif de contrôle de la pression et/ou du volume (70) pour le produit d'application, dans lequel la conduite de retour (L1) est reliée, côté entrée, avec un dispositif d'alimentation (80) pour l'introduction du produit d'application et la conduite de retour (L3) est reliée, côté sortie, avec le dispositif d'alimentation (80).
  17. Système d'alimentation (100) selon l'une des revendications précédentes, caractérisé en ce que la conduite d'alimentation (L1), la conduite de liaison (L2) et la conduite de retour (L3) s'étendent de manière hélicoïdale et/ou sur plus de 360° autour du premier consommateur (10) et du deuxième consommateur (40).
  18. Système d'alimentation (100) selon l'une des revendications précédentes, caractérisé en ce que
    - le premier consommateur (10) est raccordé (5) à la conduite de retour (L3), en tant que premier consommateur (10) dans la direction d'écoulement du produit d'application et/ou
    - le consommateur supplémentaire (40) est raccordé (8) à la conduite de retour (L3), en tant que dernier consommateur (40) dans la direction d'écoulement du produit d'application et/ou est raccordé à la conduite de retour (L3) derrière le premier consommateur (10) dans la direction d'écoulement du produit d'application.
  19. Système d'alimentation (100) selon l'une des revendications précédentes, caractérisé en ce que
    - dans la position d'ouverture et dans la position de fermeture du dispositif d'arrêt (50), c'est d'abord le premier consommateur (10), puis de préférence l'au moins un consommateur supplémentaire (20, 30) et finalement le consommateur supplémentaire (40) qui sont alimentés avec le produit d'application à partir de la conduite d'alimentation (L1) et/ou
    - dans la position d'ouverture du dispositif d'arrêt (50), la conduite de retour (L3) sert de conduite d'alimentation et/ou c'est d'abord le premier consommateur (10), puis de préférence l'au moins un consommateur supplémentaire (20, 30) et finalement le consommateur supplémentaire (40) qui sont alimentés avec le produit d'application à partir de la conduite de retour (L3).
  20. Installation de revêtement, de préférence installation de peinture, pour l'application d'un produit d'application, de préférence de la peinture, sur des carrosseries de véhicules automobiles et/ou des pièces rapportées de celles-ci, avec au moins un système d'alimentation (100) selon l'une des revendications précédentes.
  21. Procédé d'alimentation pour l'alimentation de plusieurs consommateurs (10, 20, 30, 40) avec un produit d'application, de préférence de la peinture, pour une application sur des carrosseries de véhicules automobiles et/ou des pièces rapportées de celles-ci, exécuté au moyen d'un système d'alimentation (100) selon l'une des revendications 1 à 20
    - dans lequel un produit d'application s'écoule à travers une conduite d'alimentation (L1) et une conduite de retour (L3),
    - dans lequel le produit d'application est prélevé par un premier consommateur (L10), dans lequel le premier consommateur (10) est relié avec la conduite de retour (L1) et la conduite de retour (L3) et
    - dans lequel le produit d'application est prélevé par un consommateur supplémentaire (40), dans lequel le consommateur supplémentaire (40) est relié avec la conduite d'alimentation (L1) et la conduite de retour (L3),
    - et dans lequel la conduite d'alimentation (L1) est reliée par l'intermédiaire d'une conduite de liaison (L2) avec la conduite de retour (L3).
EP19718653.9A 2018-04-19 2019-04-15 Système d'alimentation permettant d'alimenter une pluralité de récepteurs au moyen d'un moyen d'application Active EP3781327B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018109344.6A DE102018109344A1 (de) 2018-04-19 2018-04-19 Versorgungssystem zur Versorgung mehrerer Abnehmer mit einem Applikationsmittel
PCT/EP2019/059596 WO2019201823A1 (fr) 2018-04-19 2019-04-15 Système d'alimentation permettant d'alimenter une pluralité de récepteurs au moyen d'un moyen d'application

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EP3781327B1 true EP3781327B1 (fr) 2023-03-15

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EP (1) EP3781327B1 (fr)
KR (1) KR102659458B1 (fr)
CN (1) CN111989166B (fr)
BR (1) BR112020018515B1 (fr)
DE (1) DE102018109344A1 (fr)
ES (1) ES2944059T3 (fr)
HU (1) HUE062153T2 (fr)
MX (1) MX2020010952A (fr)
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DE102023102825A1 (de) 2023-02-06 2024-08-08 Dürr Systems Ag Beschichtungsmittel-Versorgungseinrichtung und zugehöriges Betriebsverfahren

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US3023968A (en) 1958-09-22 1962-03-06 Gen Motors Corp Recirculating paint spray system
DE2923906C2 (de) 1979-06-13 1981-01-08 Basf Farben + Fasern Ag, 2000 Hamburg Verfahren und Vorrichtung zur Lackversorgung von Lackierstraßen
DE3821440A1 (de) * 1988-06-24 1989-12-28 Behr Industrieanlagen Verfahren und einrichtung zum zufuehren von spritzgut zu einer mehrzahl von spritzstaenden
JPH0290962A (ja) * 1988-09-27 1990-03-30 Taikisha Ltd 塗装ブースにおける塗料供給装置
JPH0832312B2 (ja) * 1988-11-28 1996-03-29 トリニティ工業株式会社 塗料循環装置
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EP0885659A1 (fr) * 1997-06-19 1998-12-23 Emes N.V. Système pour délivrer des liquides de façon continue
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US10272458B2 (en) * 2016-01-08 2019-04-30 J&R Design Systems, Inc. Liquid distribution system and method

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BR112020018515A2 (pt) 2020-12-29
EP3781327A1 (fr) 2021-02-24
HUE062153T2 (hu) 2023-09-28
KR20210005895A (ko) 2021-01-15
KR102659458B1 (ko) 2024-04-23
PL3781327T3 (pl) 2023-07-31
MX2020010952A (es) 2020-11-09
BR112020018515B1 (pt) 2023-02-07
CN111989166B (zh) 2023-02-03
ES2944059T3 (es) 2023-06-19
CN111989166A (zh) 2020-11-24
WO2019201823A1 (fr) 2019-10-24
US20210114050A1 (en) 2021-04-22
US11413639B2 (en) 2022-08-16
DE102018109344A1 (de) 2019-10-24
US20220339654A1 (en) 2022-10-27
US11911781B2 (en) 2024-02-27

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