EP1172152A1 - Farbversorgungssystem mit molchbaren Zuführleitungen für eine elektrostatische Beschichtungsanlage - Google Patents
Farbversorgungssystem mit molchbaren Zuführleitungen für eine elektrostatische Beschichtungsanlage Download PDFInfo
- Publication number
- EP1172152A1 EP1172152A1 EP01114338A EP01114338A EP1172152A1 EP 1172152 A1 EP1172152 A1 EP 1172152A1 EP 01114338 A EP01114338 A EP 01114338A EP 01114338 A EP01114338 A EP 01114338A EP 1172152 A1 EP1172152 A1 EP 1172152A1
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- EP
- European Patent Office
- Prior art keywords
- pig
- coating
- supply
- medium
- line
- 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.)
- Granted
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/16—Arrangements for supplying liquids or other fluent material
- B05B5/1608—Arrangements for supplying liquids or other fluent material the liquid or other fluent material being electrically conductive
- B05B5/1616—Arrangements for supplying liquids or other fluent material the liquid or other fluent material being electrically conductive and the arrangement comprising means for insulating a grounded material source from high voltage applied to the material
- B05B5/1625—Arrangements for supplying liquids or other fluent material the liquid or other fluent material being electrically conductive and the arrangement comprising means for insulating a grounded material source from high voltage applied to the material the insulating means comprising an intermediate container alternately connected to the grounded material source for filling, and then disconnected and electrically insulated therefrom
- B05B5/1633—Arrangements for supplying liquids or other fluent material the liquid or other fluent material being electrically conductive and the arrangement comprising means for insulating a grounded material source from high voltage applied to the material the insulating means comprising an intermediate container alternately connected to the grounded material source for filling, and then disconnected and electrically insulated therefrom the arrangement comprising several supply lines arranged in parallel, each comprising such an intermediate container
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- 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
Definitions
- the invention relates to a method for supplying a coating member and a supply system for the particular Series electrostatic coating of workpieces such as for example vehicle bodies according to the preamble of the independent Claims.
- a coating system known from DE 198 30 029 A1 with a supply system of this type for coating of vehicle bodies with frequently changing color material the color materials in the order of the desired Colors introduced into a feed line and through each two pig bodies separated from each other, between them there may be an insulating medium for electrical isolation.
- the insulating medium can for example consist of cleaning liquid consist.
- the object of the invention is a method and a supply system specify the one that is accurate and as needed during the coating process variable dosage of the material sprayed from the coating member, for example enables and on the other hand less with a color change Rinsing effort in terms of rinsing media and time required as before.
- the invention has the advantage that for dosing of the coating material required dosing pump does not need to be rinsed when changing colors as it does not is flowed through by the coating material. Also for them The paint supply line between the pig stations is not a separate one Flushing process required because of the insulating medium and / or the pig bodies are cleaned.
- the color channel 10 of the atomizer Z is over two parallel ink supply circuits A or B to a color changer serving as a color supply device FWA or FWB connected in the usual way. Is between the color channel 10 and the supply circuits A, B. a controlled valve 12A or 12B each switched.
- Another color controlled valve 12C is connected to the paint channel 10 of the atomizer Z also for rinsing the atomizer serving detergent system C.
- Each of the two ink supply circuits A and B exists mainly from one in the immediate vicinity of the atomizer Z arranged first pig station MS1A or MS1B, one in near the relevant color changer FWA or FWB second pig station MS2A or MS2B, one of the leading to the first pig station Ink supply line ZLA or ZLB and one of the first Pig station leading back to the second pig station Return line RLA or RLB.
- the feed and return lines each of the two ink supply circuits A and B form a closed circuit, through its entire course an insulating medium can be conveyed through.
- Each of the four pig stations mentioned is a double pig station designed to accommodate two pigs each.
- Everyone Ink supply circuit A, B contains two pigs, with M1A and M2A or M1B and M2B are designated and between the two pig stations can be moved back and forth.
- each of the return lines RLA and RLB PA or PB There is a metering pump in each of the return lines RLA and RLB PA or PB switched, the direction of rotation reversible is, so that it is optionally in the opposite direction to the first pig station or convey in the opposite direction to the second pig station can.
- the dosing pump PA and the two pig stations MS1A or MS2A of the ink supply circuit A contains the return line RLA each a controlled valve V4A or V1A. Valves V4B and V1B are controlled in the same way switched into the return line RLB.
- the two ink supply circuits A and B have one thing in common Expansion tank 16 for the as a sliding medium serving insulating medium associated with the return lines RLA and RLB connected via a line 14A and 14B, respectively which is controlled by a controlled valve V2A, V3A or V2B, V3B in the parallel arrangement shown on the two Sides of the dosing pump PA or PB to the relevant one Return line RLA or RLB is connected.
- the expansion tank 16 has a slidable for volume change Piston that can be pressurized with compressed air on its back is.
- the detergent system C already mentioned contains one of one Supply container 18, which also has a volume change displaceable pistons to which compressed air can be applied has line 20 leading to the valve 12C. Parallel to the Line 20 is on the container 18 as a potential isolation serving pigable insulating line 22 connected, the first at its end facing the container 16 Pig station 24 and at a source 26 of detergent (e.g. thinner) end facing a second pig station 25 contains.
- the atomizer Z and the paint material in the line section 28 are under high voltage during the coating operation, while the color changers FWA and FWB are constantly grounded.
- the one that is particularly necessary with low-resistance paint material Potential isolation takes place via supply circuits A and B.
- the required hose length of the lines between the two pig stations correspond to the maximum required Paint volume (including reserve quantity) plus the double the required insulation distance, each by line sections filled with insulating medium initially between the paint column introduced at the second pig station and the first pig station, then between the paint column and two newt stations and finally between the second pig station and the paint column are formed, wherein the latter insulating section during the coating is getting bigger.
- the insulating and metering the charge flow at the atomizer Sliding medium can be any flowable, preferably liquid medium can be used that is electrical non-conductive, compatible with paint, as incompressible as possible and is suitable for delivery by a dosing pump.
- the two newts of this circle are in the second Newt station MS2B.
- the entire paint supply circuit B is included the insulating medium serving as a sliding medium.
- Open one of the color control valves F1, F2, Fx of the color changer FWB also flows through the desired color varnish open valve 30 of the pig station MS2B between the two Newts M2B and M1B while starting the dosing pump PB and opening the valves V2B and V4B with the valve closed V1B insulating medium in a corresponding volume before the Pig M1B removed and pumped into the expansion tank 16 becomes.
- the quantity of insulation medium removed is therefore determined by the flowing paint replaced while the newt M1B moved towards the first pig station MS1B.
- the inflowing The amount of colored lacquer is adjusted accordingly by the dosing pump PB measured their delivery rate, and if the desired Volume is filled, the color control valve of the Color changer FWB, valve 30 and valve V2B closed, while valve V1B is opened and valve V4B remains open.
- the newt M2B also sets in Direction to the first pig station MS1B in motion.
- the between required amount of paint clamped in the two pigs becomes an atomizer due to the flow rate of the insulating medium Z transported.
- the pressing process is finished when the the first pigs M1B have reached the pig station MS1B.
- the behind this pig of paint ready is over the atomizer Z placed on high voltage potential.
- the one for electrical isolation the necessary insulation gap exists at this time between the newt M2B and the second newt station MS2B.
- the preloaded supply circuit B If there is a color change between two coating processes, so here in the preloaded supply circuit B provided coating material has a different color than the coating material previously taken from circle A, is for example in the coating break between the Removing an already painted workpiece and feeding it of the next workpiece (body gap) the high voltage switched off and the paint channel 10 of the atomizer rinsed, in typical rotary atomizers over its main needle.
- the detergent is through line 20 of the detergent system C by moving the piston of the supply container 16 fed to the atomizer Z.
- the pig of the detergent system C is in the first during coating operation Pig station 24 and is flushed by the piston of the supply container 16 into the second pig station 25 pressed.
- the container 16 can then be refilled and then the pig with compressed air into its first pig station 24 be pushed back, so that again the required Isolation distance between the pig stations 24 and 25 exists.
- a major advantage of the invention is that when changing colors only the areas of the color changer FWA or FWB, the newt stations MS1A, MS2A or MS1B, MS2B and the Atomizer Z need to be rinsed.
- the lacquer material is pressed over the main needle of the atomizer and in the manner already described for circle A. be sprayed. So while the newt M1B is in the Pig station MS1B is located, the pig M2B through the insulating medium promoted towards atomizer Z. The dosage of the paint material acted upon by the pig again via the metering of the insulating medium by the metering pump PB, with the valves V1B and V3B opened and the Valves V2B and V4B are closed and the applied Paint quantity again through the sliding medium from the expansion tank 16 is replaced.
- the aforementioned return transport of the two newts of the district A in its second pig station MS2A is during the coating operation of circle B completed.
- the returned Paint reserve quantity can be in the second pig station MS2A a valve 32 (shown in MS2B) and a return line disposed of or in a conventional manner in the usual ring line the system will be pigged back. Then will the color changer FWA rinsed when a new color is selected has been. If the same color is needed again, the process flow can Immediately start preloading circuit A.
- each of the two paint supply circuits A and B each have two initiators IN1A and IN2A and IN1B and IN2B provided as shown in one of the respective Minimum insulation distance corresponding distance from the two pig stations are arranged and for example on the appearance of the newts in the relevant areas appealing Generate monitoring signals. If you have more similar Initiators can be positioned variably in front of the entrance of the first Arranging the pig station MS1A or MS1B is one Self-optimization of the paint reserve quantity possible, i.e. this Quantity can depend on what results in the coating practice absolutely necessary minimum can be reduced.
- the insulating medium is said to be electrical non-conductive, incompressible and compatible with paints Be a sliding medium.
- the insulation medium used over time can, especially by mixing with the paint material, continuous or periodic monitoring of the Insulating medium useful with regard to its conductivity his. This can be done by direct conductivity measurement or indirectly, for example by measuring the turbidity of the insulating medium.
- the insulation medium can be removed from the system and against fresh material can be exchanged. This change can be meaningfully connected to a rinsing process.
- Pigging bodies are used when these cover the inner walls of the Strip off the respective hose or pipe without leaving any residue.
- the pigs M2A and M2B transported detergent can for example filled in the second pig station MS2A or MS2B and later in one of the two newt stations of the relevant circle can be rinsed out again.
- FIG. 2 A convenient embodiment of such a pig (e.g. of the newt M2B in FIG. 1) in tandem is in FIG. 2 shown.
- the tandem pig essentially exists of two preferably the same, generally cylindrical Pig parts 2 and 2 ', respectively, which are made by a relatively thin flexible Link 4 in a defined by the connecting glid Distance A are connected.
- two pigs of a known type which are used for Mechanical formation of a space with a defined filling volume are interconnected. That from, for example Stainless steel wire or rod made of elastomeric material Link 4 is on the mutually facing End faces of the pig parts 2, 2 'attached or with them made in one piece.
- Each pig part 2 or 2 ' has a cylindrical Middle part 6 and at the ends of each a peripheral edge part 7 or 8, the one over the entire circumference at the Inner wall of the line L adjacent sealing edge or sealing or Wiping lip has, as is known in the case of newts is.
- a permanent magnet M or M' on which the above-mentioned initiators for pig detection and generation of signals, e.g. moving the newt, can address.
- the one of the two pig parts 2, 2 ' The space 9 formed has that between the facing one another End faces of the axially inner peripheral edge parts 8 or 8 ', the circumference of the connecting member 4 and the inner wall of the Line L defines the filling volume for that of the pig the line L flushing or cleaning medium to be pushed. at an outer diameter corresponding to the inner diameter of the line L.
- D the sealing edge on the pipe or lip of the parts 7, 8 and an outer diameter d of Link 4 should be significantly smaller than D, in particular less than half as large, while the distance A is preferably not greater than 10 times the diameter D.
Landscapes
- Electrostatic Spraying Apparatus (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Road Signs Or Road Markings (AREA)
- Elimination Of Static Electricity (AREA)
Abstract
Description
- Fig. 1
- ein Farbversorgungssystem für einen elektrostatischen Rotationszerstäuber mit Potentialtrennung; und
- Fig. 2
- eine zweckmäßige Ausführungsform eines für das System nach Fig. 1 verwendeten Molches.
Claims (15)
- Verfahren zur Versorgung eines Beschichtungsorgans (Z) für die Serienbeschichtung von Werkstücken wie beispielsweise Fahrzeugkarossen mit Beschichtungsmaterial, das von einer Versorgungseinrichtung (FWA, FWB) kommend dem Beschichtungsorgan (Z) durch eine Zuführleitung (ZLA, ZLB) zugeführt wird, die zwischen einer in der Nähe des Beschichtungsorgans (Z) befindlichen ersten Molchstation (MS1A, MS1B) und einer in der Nähe der Versorgungseinrichtung (FWA, FWB) befindlichen zweiten Molchstation (MS2A, MS2B) verläuft,
wobei das Beschichtungsmaterial in der für einen Beschichtungsvorgang vorbestimmten Volumenmenge zwischen Molchen (M1A, M2A; M1B, M2B) zusammen mit einem gesonderten Medium durch die Zuführleitung (ZLA, ZLB) gefördert wird,
insbesondere für die elektrostatische Beschichtung mit niederohmigem Beschichtungsmaterial, das von einer geerdeten Versorgungseinrichtung (FWA, FWB) dem bei der Beschichtung auf Hochspannung gelegten Beschichtungsorgan (Z) zugeführt und hierbei mit einem isolierenden Medium durch die Zuführleitung (ZLA, ZLB) gefördert wird,
dadurch gekennzeichnet, dass das Beschichtungsmaterial von einer Dosierpumpe (PA, PB), durch die nur das als Schiebemedium dienende gesonderte Medium fließt, zu dem Beschichtungsorgan (Z) gefördert wird. - Verfahren nach Anspruch 1, dadurch gekennzeichnet, dass das Schiebemedium von der Dosierpumpe (PA, PB) durch die Zuführleitung (ZLA, ZLB) in Richtung zu der ersten Molchstation (MS1A, MS1B) gefördert wird und von dort durch eine zu der zweiten Molchstation (MS2A, MS2B) führende Rückführleitung (RLA, RLB) zurückgefördert wird.
- Verfahren nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass beim Einführen des Beschichtungsmaterials zwischen die beiden Molche (M1A, M2A; M1B, M2B) eine entsprechende Volumenmenge des Schiebemediums in einen Ausgleichsbehälter (16) gefördert wird.
- Verfahren nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, dass die Zu- und Rückführleitungen des Versorgungskreises (A, B) mit Isoliermedium gefüllt werden,
dass das Beschichtungsmaterial an der zweiten Molchstation (MS2A, MS2B) zwischen die beiden Molche (M1A, M1B; M2A, M2B) eingeführt wird,
dass das Beschichtungsmaterial zwischen den Molchen eingeschlossen durch die Zuführleitung (ZLA, ZLB) gefördert wird, bis der in Förderrichtung vordere Molch (M1A, M1B) die erste Molchstation (MS1A, MS1B) erreicht, wobei zu diesem Zeitpunkt die Länge der mit Isoliermaterial gefüllten Leitungsstrecke zwischen dem hinteren Molch (M2A, M2B) und der zweiten Molchstation (MS2A, MS2B) zur Potentialtrennung zwischen dem Beschichtungsorgan (Z) und der Versorgungseinrichtung (FWA, FWB) ausreicht,
und dass das Beschichtungsmaterial dann von der Dosierpumpe (PA, PB) über das Isoliermedium und den hinteren Molch (M2A, M2B) zu dem Beschichtungsorgan (Z) gefördert wird, während der vordere Molch (M1A, M1B) in der ersten Molchstation (MS1A, MS1B) verbleibt. - Verfahren nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, dass die beiden Molche (M1A, M2A; M1B, M2B) von der das Schiebemedium mit gegenüber dem Beschichtungsbetrieb umgekehrter Drehrichtung fördernden Dosierpumpe (PA, PB) durch die Zuführleitung (ZLA, ZLB) in die zweite Molchstation (MS2A, MS2B) zurückgebracht werden.
- Verfahren nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, dass während der Beschichtung eines Werkstücks mit Beschichtungsmaterial aus der Zuführleitung (ZLA) eines ersten Versorgungskreises (A) ein zweiter Versorgungskreis (B) mit ähnlichen Zu- und Rückführleitungen (ZLB, RLB) und Molchstationen (MS1B, MS2B) und einer Dosierpumpe (BB) für einen nachfolgenden Beschichtungsvorgang vorbereitet wird, wobei das Beschichtungsmedium des zweiten Versorgungskreises (B) durch dessen Zuführleitung (ZLB) gefördert wird, bis der vordere Molch (M1B) seine erste Molchstation (MS1B) erreicht hat.
- Verfahren nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, dass die Dosierpumpe (PA, PB) das Schiebemedium mit sich während der Beschichtung entsprechend der momentan jeweils benötigten Beschichtungsmaterialmenge änderndem Durchsatz fördert.
- Verfahren nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, dass ein Molch (M1A, M2A, M1B, M2B) verwendet wird, der zwischen vorderen und hinteren Dichtkanten (8, 8') einen zu den Leitungsinnenwänden offenen Zwischenraum (9) zur Aufnahme eines die Leitung reinigenden Spülmittels enthält, und dass das Spülmittel in einer der Molchstationen (MS2A, MS2B, 24, 25) in den Zwischenraum (9) eingefüllt und nach Gebrauch in einer der Molchstationen wieder herausgespült wird.
- Verfahren nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, dass die elektrische Leitfähigkeit des isolierenden Schiebemediums kontinuierlich oder periodisch gemessen oder ermittelt wird und das Schiebemedium bei Überschreiten eines vorbestimmten Leitfähigkeitswertes gegen frisches Material ausgetauscht wird.
- Versorgungssystem für die insbesondere elektrostatische Serienbeschichtung von Werkstücken wie beispielsweise Fahrzeugkarossen mit insbesondere niederohmigen Beschichtungsmaterial, das von einer Versorgungseinrichtung (FWA, FWB) kommend dem Beschichtungsorgan (Z) durch eine Zuführleitung (ZLA, ZLB) zugeführt wird, die zwischen einer in der Nähe des Beschichtungsorgans (Z) befindlichen ersten Molchstation (MS1A, MS1B) und einer in der Nähe der Versorgungseinrichtung (FWA, FWB) befindlichen zweiten Molchstation (MS2A, MS2B) verläuft,
dadurch gekennzeichnet, dass das an der ersten Molchstation (MS1A, MS1B) befindliche Ende der Zuführleitung (ZLA, ZLB) mit dem an der zweiten Molchstation (MS2A, MS2B) befindlichen Ende der Zuführleitung durch eine Rückführleitung (RLA, RLB) verbunden ist, die eine Dosierpumpe (PA, PB) enthält, durch die nur ein als Schiebemedium für das Beschichtungsmaterial dienendes gesondertes Medium fließt. - Versorgungssystem nach Anspruch 10, dadurch gekennzeichnet, dass aus der Rückführleitung (RLA, RLB) eine zu einem Ausgleichsbehälter (16) für das Schiebemedium führende Leitung (14A, 14B) abzweigt.
- Versorgungssystem nach Anspruch 11, dadurch gekennzeichnet, dass die zu dem Ausgleichsbehälter (16) führende Leitung (14A, 14B) über je ein steuerbares Ventil (V2A, V3A, V2B, V3B) auf beiden Seiten der Dosierpumpe (PA, PB) an die Rückführleitung (RLA, RLB) angeschlossen ist, und dass die Rückführleitung steuerbare Ventile (V1A, V4A, V1B, V4B) zwischen der Dosierpumpe und den beiden Molchstationen (MS1A, MS2A, MS1B, MS2B) enthält.
- Versorgungssystem nach einem der Ansprüche 10 bis 12, dadurch gekennzeichnet, dass zwei gleiche Versorgungskreise (A, B) mit jeweils den beiden Molchstationen (MS1A, MS2A; MS1B, MS2B) den Zu- und Rückführleitungen (ZLA, RLA; ZLB, RLB) und der Dosierpumpe (PA, PB) parallel an das Beschichtungsorgan (Z) angeschlossen sind.
- Versorgungssystem nach Anspruch 13, dadurch gekennzeichnet, dass ein gemeinsamer Ausgleichsbehälter (16) für das Isoliermedium mit beiden Versorgungskreisen (A, B) verbunden ist.
- Versorgungssystem nach einem der Ansprüche 10 bis 14, dadurch gekennzeichnet, dass an das Beschichtungsorgan (Z) zum Spülen bei einem Farbwechsel ein gesondertes Spülmittelsystem (C) angeschlossen ist, das eine zwischen zwei Molchstationen (24, 25) molchbare Spülmittelzuführleitung (22) als Isolierstrecke zur Potentialtrennung während des Beschichtungsvorgangs enthält.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10033987 | 2000-07-13 | ||
DE10033987A DE10033987A1 (de) | 2000-07-13 | 2000-07-13 | Verfahren zur Versorgung eines Beschichtungsorgans für die elektrostatische Serienbeschichtung von Werkstücken und Versorgungssystem hierfür |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1172152A1 true EP1172152A1 (de) | 2002-01-16 |
EP1172152B1 EP1172152B1 (de) | 2003-08-20 |
Family
ID=7648742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01114338A Expired - Lifetime EP1172152B1 (de) | 2000-07-13 | 2001-06-13 | Farbversorgungssystem mit molchbaren Zuführleitungen für eine elektrostatische Beschichtungsanlage |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1172152B1 (de) |
AT (1) | ATE247527T1 (de) |
DE (2) | DE10033987A1 (de) |
ES (1) | ES2204785T3 (de) |
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WO2003095106A2 (en) * | 2002-05-07 | 2003-11-20 | Behr Systems, Inc. | Paint delivery and application system and method |
EP1208915A3 (de) * | 2000-11-28 | 2004-01-02 | LACTEC GmbH Gesellschaft für moderne Lackiertechnik mbH | Verfahren und Vorrichtung zum Fördern von elektrisch leitfähigen Lacken zwischen unterschiedlichen Spannungspotenzialen |
WO2004009247A1 (de) | 2002-07-20 | 2004-01-29 | Eisenmann Lacktechnik Gmbh & Co. Kg | Verfahren zur versorgung einer lackapplikationseinrichtung mit lack |
EP1389492A2 (de) | 2002-08-15 | 2004-02-18 | Dürr Systems GmbH | Molchbarer Schlauch für die elektrostatische Beschichtung von Werkstücken |
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US7347649B2 (en) | 2002-07-11 | 2008-03-25 | Durr Systems, Inc. | Powder purge tube |
US7432495B2 (en) | 2002-09-02 | 2008-10-07 | Durr Systems, Inc. | Sensor arrangement for a coating system |
US7584771B2 (en) | 2002-05-07 | 2009-09-08 | Durr Systems, Inc. | Method and apparatus for delivering paint to an applicator and flushing same |
WO2010075322A1 (en) * | 2008-12-23 | 2010-07-01 | Abb Inc. | Paint shuttle system |
EP2361691A1 (de) | 2010-02-19 | 2011-08-31 | Ramseier Koatings Technologies AG | Fluidweiche |
US8671495B2 (en) | 2006-11-06 | 2014-03-18 | Durr Systems, Inc. | Scraper pig |
EP3639929A1 (de) * | 2018-10-19 | 2020-04-22 | Exel Industries | Flüssigkeitsspritzanlage und entsprechendes verfahren |
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DE10120272A1 (de) | 2001-04-25 | 2002-10-31 | Duerr Systems Gmbh | Verfahren zur Betriebssteuerung einer Beschichtungsanlage |
DE10145169A1 (de) | 2001-09-13 | 2003-04-03 | Duerr Systems Gmbh | Verfahren zum serienweisen Beschichten von Werkstücken |
DE10157966A1 (de) | 2001-11-27 | 2003-06-05 | Duerr Systems Gmbh | Verfahren und Versorgungssystem zur dosierten Materialversorgung einer Beschichtungsvorrichtung |
DE10161550A1 (de) | 2001-12-14 | 2003-06-18 | Duerr Systems Gmbh | Sensoranordnung für ein auf Hochspannungspotential liegendes Teil einer Beschichtungsanlage |
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EP1208915A3 (de) * | 2000-11-28 | 2004-01-02 | LACTEC GmbH Gesellschaft für moderne Lackiertechnik mbH | Verfahren und Vorrichtung zum Fördern von elektrisch leitfähigen Lacken zwischen unterschiedlichen Spannungspotenzialen |
US7156795B2 (en) | 2001-03-29 | 2007-01-02 | Dürr Systems, Inc. | Tool change system for a machine |
US7051950B2 (en) | 2001-03-29 | 2006-05-30 | Dürr Systems, Inc. | Atomizer for coating unit and method for its material supply |
US7018679B2 (en) | 2001-03-29 | 2006-03-28 | Dürr Systems, Inc. | Coating installation with an atomizer change station |
US7275702B2 (en) | 2001-03-29 | 2007-10-02 | Durr Systems, Inc. | Valve unit for an electrostatic coating installation |
US6896735B2 (en) | 2002-01-24 | 2005-05-24 | Behr Systems, Inc. | Integrated charge ring |
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US7584771B2 (en) | 2002-05-07 | 2009-09-08 | Durr Systems, Inc. | Method and apparatus for delivering paint to an applicator and flushing same |
WO2003095106A2 (en) * | 2002-05-07 | 2003-11-20 | Behr Systems, Inc. | Paint delivery and application system and method |
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US7347649B2 (en) | 2002-07-11 | 2008-03-25 | Durr Systems, Inc. | Powder purge tube |
US7793676B2 (en) | 2002-07-20 | 2010-09-14 | Eisenmann Lacktechnik Gmbh & Co. Kg | Method for supplying a paint application device with paint |
DE10233006B4 (de) * | 2002-07-20 | 2007-07-05 | Eisenmann Lacktechnik Gmbh & Co. Kg | Verfahren zur Versorgung einer Lackapplikationseinrichtung mit Lack |
WO2004009247A1 (de) | 2002-07-20 | 2004-01-29 | Eisenmann Lacktechnik Gmbh & Co. Kg | Verfahren zur versorgung einer lackapplikationseinrichtung mit lack |
DE10233006A1 (de) * | 2002-07-20 | 2004-02-19 | Eisenmann Lacktechnik Kg | Verfahren zur Versorgung einer Lackapplikationseinrichtung mit Lack |
US7036750B2 (en) | 2002-07-22 | 2006-05-02 | Dürr Systems, Inc. | Axial shaping air design for paint atomizer |
EP1389492A2 (de) | 2002-08-15 | 2004-02-18 | Dürr Systems GmbH | Molchbarer Schlauch für die elektrostatische Beschichtung von Werkstücken |
US6986366B2 (en) | 2002-08-28 | 2006-01-17 | Dürr Systems, Inc. | Tube for the electrostatic coating of workpieces |
US6972052B2 (en) | 2002-08-28 | 2005-12-06 | Behr Systems, Inc. | Rotational atomizer with external heating system |
EP1394464A1 (de) | 2002-08-30 | 2004-03-03 | Dürr Systems GmbH | Molch zur Förderung eines Beschichtungsmaterials und Verfahren zu seiner Herstellung |
DE10240072B4 (de) * | 2002-08-30 | 2005-11-24 | Dürr Systems GmbH | Molch zur Förderung eines Beschichtungsmaterials und Verfahren zu seiner Herstellung |
DE10240072A1 (de) * | 2002-08-30 | 2004-03-25 | Dürr Systems GmbH | Molch zur Förderung eines Beschichtungsmaterials und Verfahren zu seiner Herstellung |
US7432495B2 (en) | 2002-09-02 | 2008-10-07 | Durr Systems, Inc. | Sensor arrangement for a coating system |
US7328123B2 (en) | 2002-09-30 | 2008-02-05 | Durr Systems, Inc. | System for collision avoidance of rotary atomizer |
US6991178B2 (en) | 2003-01-24 | 2006-01-31 | Dürr Systems, Inc. | Concentric paint atomizer shaping air rings |
EP1452791A1 (de) * | 2003-02-28 | 2004-09-01 | Eisenmann Lacktechnik KG, (Komplementär: Eisenmann-Stiftung) | Sensoreinrichtung an einer unter hoher Spannung stehenden Förderleitung |
EP1500435A2 (de) | 2003-07-23 | 2005-01-26 | Dürr Systems GmbH | Verfahren und Einrichtung zur Potentialsteuerung einer gemolchten Leitungsanordnung |
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US8671495B2 (en) | 2006-11-06 | 2014-03-18 | Durr Systems, Inc. | Scraper pig |
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EP2361691A1 (de) | 2010-02-19 | 2011-08-31 | Ramseier Koatings Technologies AG | Fluidweiche |
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Also Published As
Publication number | Publication date |
---|---|
DE50100509D1 (de) | 2003-09-25 |
DE10033987A1 (de) | 2002-01-24 |
EP1172152B1 (de) | 2003-08-20 |
ES2204785T3 (es) | 2004-05-01 |
ATE247527T1 (de) | 2003-09-15 |
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