EP1477231A2 - Dispositif pour la préservation des espaces creux - Google Patents

Dispositif pour la préservation des espaces creux Download PDF

Info

Publication number: EP1477231A2
Authority: EP; European Patent Office
Prior art keywords: preservative; atomizer; line; transport; cavity
Prior art date: 2003-05-16
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

Application number

EP04011308A

Other languages

German (de)

English (en)

Other versions

EP1477231B2 (fr

EP1477231A3 (fr

EP1477231B1 (fr

Inventor

Tilo Eisenhardt

Ralph Henschel

Lothar Rademacher

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

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.)

2003-05-16

Filing date

2004-05-12

Publication date

2004-11-17

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=33016425&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP1477231(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

2004-05-12 Application filed by Duerr Systems AG filed Critical Duerr Systems AG

2004-11-17 Publication of EP1477231A2 publication Critical patent/EP1477231A2/fr

2005-06-29 Publication of EP1477231A3 publication Critical patent/EP1477231A3/fr

2008-07-09 Application granted granted Critical

2008-07-09 Publication of EP1477231B1 publication Critical patent/EP1477231B1/fr

2021-12-01 Publication of EP1477231B2 publication Critical patent/EP1477231B2/fr

2024-05-12 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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Classifications

- 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
- B05B13/06—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 specially designed for treating the inside of hollow bodies
- B05B13/0627—Arrangements of nozzles or spray heads specially adapted for treating the inside of hollow bodies
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/24—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
- B05B7/2489—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device an atomising fluid, e.g. a gas, being supplied to the discharge device
- 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
- B05B12/1418—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 for supplying several liquids or other fluent materials in selected proportions to a single spray outlet
- B05B12/1427—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 for supplying several liquids or other fluent materials in selected proportions to a single spray outlet a condition of a first liquid or other fluent material in a first supply line controlling a condition of a second one in a second supply line
- B05B12/1436—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 for supplying several liquids or other fluent materials in selected proportions to a single spray outlet a condition of a first liquid or other fluent material in a first supply line controlling a condition of a second one in a second supply line the controlling condition of the first liquid or other fluent material in the first supply line being its flow rate or its pressure

Definitions

the invention relates to a device for cavity preservation in particular to motor vehicle bodies, according to the The preamble of claim 1 and a corresponding pre-atomizer according to the preamble of claim 10.
the cavities to be preserved become the vehicle body with solvent-free and through Heating liquefied wax poured out, being a part of the wax deposits on the cavity walls and thereby conserved while the excess wax expires.
a disadvantage of this flood process is the relatively high consumption on the serving as a preservative wax, since when flooding the cavities with a high excess of material has to be worked.
preservatives serving wax on the inner walls sprayed on the cavities including, for example, a Lance can be used from the outside in the cavities is introduced and at their top outlet openings for having the preservative.
a disadvantage of this known device for cavity preservation according to the spraying process is the fact that the atomization degree of the pre-atomizer and thus the Droplet size not adjustable during cavity preservation is.
the invention is therefore based on the object, in the previously described known device for cavity preservation according to the spraying process the possibility to create, the atomization and thus the droplet size adjust.
This object is based on the above-described known device for cavity preservation after the Spray method according to the preamble of claim 1, by the characterizing features of claim 1 and - in terms a corresponding pre-atomizer - by the features solved by claim 10.
the invention comprises the general technical teaching, a Provide control line through the atomization of the Vorzerstäubers and thus the droplet size can be adjusted can.
An advantage of the invention is in particular the better application of the preservative at the same time lower Material consumption.
control line opens to adjust the Degree of atomization of the pre-atomizer directly into the pre-atomizer, so that the pre-atomizer has two inputs and one Output has.
Adjustment of the degree of atomization of the pre-atomizer by a separate component takes place, optionally upstream before the pre-atomizer or downstream behind the pre-atomizer can be arranged.
preservative is in the inventive device wax preferably used for cavity preservation, however, the invention is to be used in terms of Preservative not limited to waxes, but also with other preservatives, which are deposited on the inner walls of a cavity and the Increase corrosion resistance.
the pre-atomizer on the output side with a controllable output valve connected, which is the output quantity of the atomized Preservative controls.
a controllable output valve connected, which is the output quantity of the atomized Preservative controls.
the output valve acts it is preferably a pneumatically controllable valve, such as a 2/2-way valve, however, the inventive Device also with an electrically controllable Output valve can be realized.
the actual delivery of the atomized preservative takes place in the device according to the invention preferably through a lance with a rotating nozzle in the too preserving cavity is introduced and the interior walls of the cavity due to the rotational movement of the nozzle evenly coated.
Preservatives may, however, other application devices be used, such as spray guns or similar.
control of the output valve is carried out accordingly the desired delivery amount and the activation of the Pre-atomizer according to the desired degree of atomization by separate control lines, according to the respective Operating conditions an optimal adjustment of atomization and allow the dispensing amount independently.
the two control lines for the output valve and the Pre-atomizers and / or the opening in the Vorzerstäuber Transport line preferably from a common Pressure line, with the individual setting of the Pressure in the branch lines preferably by control valves takes place in the two control lines and in the transport line are arranged.
the in the pressure line before the branch prevailing pressure is so through a suitable control of the individual control valves to the Output valve or the pre-atomizer passed.
the invention is therefore intended to be in one or both Control lines and / or in the transport line a pressure regulator is arranged to set the desired pressure.
control valves for the Transportstoff- or control line and / or the pressure regulators are arranged together in a valve unit, wherein the valve unit on a movable axis a robot is attached.
the valve unit the third axis of the robot is attached, however, the Valve unit in the invention on other axes be attached to the robot.
the valve unit however, as close as possible to the respective application device (e.g., a nebulizer).
the output valve is preferably in common with the Pre-atomizer attached to another axis of the robot, wherein the attachment to the sixth axis of the robot at a six-axis robot is particularly advantageous.
the Inventive device with a pre-atomizer in a manual application device is integrated, such as a spray lance or a spray gun.
the invention is not limited to a complete device for cavity preservation turns off, but also includes a single pre-atomizer, which in the Frame of such a device can be used.
the invention also encompasses the novel use of such a pre-atomizer for the atomization of preservatives in the cavity preservation, wherein the Pre-atomization in the pre-atomizer before the actual application of the preservative.
the cavity preservation takes place here by a wax, via a shut-off valve 1 and a preservative line 2 is supplied.
a pressure regulator 3 is arranged, the one preset pressure in the preservative line 2 sets.
a flow meter 4 Downstream behind the pressure regulator 3 is in the preservative line 3, a flow meter 4 is further arranged, that is the mass or volume flow through the Conservation line 2 flowing wax measures, wherein the flowmeter 4 in this embodiment the third axis of a six-axis robot is mounted.
the output signal of the flowmeter 4 can hereby be evaluated by a control unit which the individual Valves 1, 6, 15, 17, 21 and 20 controls, the Control unit is not shown for simplicity.
the supplied via the preservative 2 line wax can not be directly on the interior walls of the conserved Cavity are applied, but before by means of Compressed air atomized.
the device according to the invention therefore, has a compressed air line 5, which via a shut-off valve 6 is connected to a compressed air source, wherein the compressed air source is not shown for simplicity.
a filter 7 with a separator and another filter 8 without a separator arranged Downstream of the shut-off valve is a filter 7 with a separator and another filter 8 without a separator arranged.
a pressure regulator 9 to the pressure in the Compressed air line 5 downstream behind the pressure regulator 9 to adjust a predetermined setpoint.
the transport air line 13 opens into a pre-atomizer 14, in which also the preservative line 2 opens, where the entering into the pre-atomizer 14 compressed air particles of the supplied in the preservative 2 line wax entrain and atomise this.
a 5/2-way valve 15 arranged to the flow rate the supplied via the transport air line 13 Controlling compressed air, with the control of the 5/2-way valve 15 is electrical and in the drawing for simplicity not shown.
a Pressure regulator 16 is arranged to control the pressure in the transport air line 13 upstream of the 5/2-way valve 15 to a to regulate the specified setpoint.
the control line 12 also opens into the pre-atomizer 14 slightly downstream of the transport air line 13 and allows an adjustment of the atomization degree of the pre-atomizer 14 and thus the droplet size.
control line 12 is upstream of the pre-atomizer 14 also a 5/2-way valve 17 is arranged, also electrically controlled.
control line 12 is upstream of the 5/2-way valve 17 arranged another pressure regulator 18, wherein the two pressure regulator 16, 18 a different pressure control in the control line 12 on the one hand and in the transport air line 13 on the other hand.
the control line 11 has the task of the discharge amount to control the preservative, wherein the spraying of the Preservative by a spray lance 19 takes place, the connected via an output valve 20 to the pre-atomizer 14 is.
control line 11 is upstream of the output valve 20 another 5/2-way valve 21 arranged to the Pressure in the control line 11 according to the desired Set delivery quantity.
the 5/2-way valves 15, 17, 21 are in this case together with the two pressure regulators 16, 18 arranged in a valve unit 22, wherein the valve unit 22 on the third axis of the six-axis robot is attached.
the spray lance 19, in contrast, is together with the outlet valve 20 and the pre-atomizer 14 in an application unit 23rd arranged, wherein the application unit 23 at the sixth Axis of the six-axis robot is attached.
the pre-atomizer 14 To connect the transport air line 13, the pre-atomizer 14 a transport air connection 24, wherein the Transport air connection 24 in the pre-atomizer 14 in a nozzle merges, which opens into a cavity.
the Transport air connection 24 in the pre-atomizer 14 in a nozzle merges, which opens into a cavity.
Compressed air is released, resulting in a corresponding negative pressure in the cavity of the pre-atomizer 14 leads.
the pre-atomizer 14 has a preservative connection 25 on which the preservative line 2 connected, wherein the preservative terminal 25th in the pre-atomizer 14 opens into the cavity, so that the preservative waxes from the preservative line 2 entrained and thereby atomized.
the pre-atomizer has a control air connection 26, to which the control line 12 is connected, wherein the control air port 26 in the pre-atomizer 14 downstream behind the preservative port 25 in the Cavity of the pre-atomizer 14 opens.
the over the control line 12 supplied compressed air therefore affects the Zerstäubungsgrad of the pre-atomizer 14, so that the Zerstäubungsgrad by an appropriate pressure control in the Control line 12 can be set.
the pre-atomizer 14 has a discharge port 27 on which the pre-atomizer with the Output valve 20 is connected, wherein at the output terminal 27 of the pre-atomizer 14 fluidized preservative is delivered.
a special feature of the pre-atomizer 14 ' consists in one Rinsing agent connection 28 'to which a detergent line connected can be, wherein the detergent line in Figure 1 not shown for simplicity.
the flushing agent connection 28 ' opens into the pre-atomizer 14' downstream of the control air port 26 into the cavity in the pre-atomizer 14 '.

Landscapes

Nozzles (AREA)
Coating Apparatus (AREA)
Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Packages (AREA)
Application Of Or Painting With Fluid Materials (AREA)

EP04011308.6A 2003-05-16 2004-05-12 Dispositif pour la préservation des espaces creux Expired - Lifetime EP1477231B2 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE10322170A DE10322170A1 (de)	2003-05-16	2003-05-16	Vorrichtung zur Hohlraumkonservierung und Vorzerstäuber
DE10322170		2003-05-16

Publications (4)

Publication Number	Publication Date
EP1477231A2 true EP1477231A2 (fr)	2004-11-17
EP1477231A3 EP1477231A3 (fr)	2005-06-29
EP1477231B1 EP1477231B1 (fr)	2008-07-09
EP1477231B2 EP1477231B2 (fr)	2021-12-01

Family

ID=33016425

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP04011308.6A Expired - Lifetime EP1477231B2 (fr)	2003-05-16	2004-05-12	Dispositif pour la préservation des espaces creux

Country Status (4)

Country	Link
EP (1)	EP1477231B2 (fr)
AT (1)	ATE400365T1 (fr)
DE (2)	DE10322170A1 (fr)
ES (1)	ES2309417T5 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2016198122A1 (fr) *	2015-06-12	2016-12-15	Ipr - Intelligente Peripherien Für Roboter Gmbh	Installations pour le traitement de protection de carrosseries de véhicules, procédé de traitement de protection d'une carrosserie de véhicule et carrosserie de véhicule
CN116877736A (zh) *	2023-07-11	2023-10-13	宁波三安制阀有限公司	一种气液两相多用气瓶阀

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE102009052654A1 (de)	2009-11-11	2011-05-12	Dürr Systems GmbH	Vorrichtung und Verfahren zur Konservierung von Bauteilen
DE102022113397A1 (de)	2022-05-27	2023-11-30	Festo Se & Co. Kg	Steuerung eines Volumenstroms eines Fluids mittels einer Ventilanordnung

Citations (5)

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Publication number	Priority date	Publication date	Assignee	Title
DE2657533A1 (de)	1975-12-18	1977-06-30	Atlas Copco Ab	Spruehvorrichtung
DE2622818A1 (de)	1976-05-21	1977-12-01	Walter Reis	Misch- und spruehduese
DE3910179C1 (fr)	1989-03-29	1990-03-29	J. Wagner Gmbh, 7990 Friedrichshafen, De
DE3939992A1 (de)	1989-12-02	1991-06-06	Juergen Hiessl	Spruehkopf zum automatischen auftragen und verteilen von fluessigkeiten, insbesondere fuer feinsten mengendurchsatz und nebelarmen, zuverlaessigen betrieb
DE10042325A1 (de)	2000-08-29	2002-03-14	Alstom Power Nv	Zerstäubungsvorrichtung sowie Verfahren zum Zerstäuben einer Flüssigkeit

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DE3616235A1 (de) *	1986-05-14	1987-11-19	Daimler Benz Ag	Spruehduesentraeger zum automatisierten beschichten von hohlraeumen einer kraftfahrzeug-karosserie mit korrosionsschutzmitteln
DE4419987A1 (de) †	1994-06-08	1996-02-29	Gema Volstatic Ag	Injektor-Fördervorrichtung zur pneumatischen Förderung von Pulver
SE503696C2 (sv) †	1995-07-12	1996-08-05	Volvo Ab	Sprutverktyg omställbart i olika riktningar och med minst två munstycken
FR2737138B1 (fr) †	1995-07-28	1997-08-22	Air Liquide	Procede et dispositif de pulverisation d'un produit liquide
DE59610361D1 (de) †	1995-09-18	2003-05-28	Elpatronic Ag Bergdietikon	Verfahren zur Förderung eines pulverförmigen Gutes mittels eines Injectors
US5887800A (en) †	1997-09-03	1999-03-30	Fanuc Robotics North America, Inc.	Robot wrist and spray applicator
DE19748375A1 (de) †	1997-11-03	1999-05-06	Itw Gema Ag	Verfahren und Vorrichtung zum Pulver-Sprühbeschichten
IT1311897B1 (it) *	1999-03-12	2002-03-20	Taccon Costruzioni Meccaniche	Testina di spruzzo con doppio ugello.
EP1078693A1 (fr) †	1999-08-25	2001-02-28	Eftec Ag	Dipositif et procédé pour étaler et/ou durcir thermiquement et/ou sécher un revêtement

2003
- 2003-05-16 DE DE10322170A patent/DE10322170A1/de not_active Ceased
2004
- 2004-05-12 DE DE502004007532T patent/DE502004007532D1/de not_active Expired - Lifetime
- 2004-05-12 EP EP04011308.6A patent/EP1477231B2/fr not_active Expired - Lifetime
- 2004-05-12 ES ES04011308T patent/ES2309417T5/es not_active Expired - Lifetime
- 2004-05-12 AT AT04011308T patent/ATE400365T1/de not_active IP Right Cessation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2657533A1 (de)	1975-12-18	1977-06-30	Atlas Copco Ab	Spruehvorrichtung
DE2622818A1 (de)	1976-05-21	1977-12-01	Walter Reis	Misch- und spruehduese
DE3910179C1 (fr)	1989-03-29	1990-03-29	J. Wagner Gmbh, 7990 Friedrichshafen, De
DE3939992A1 (de)	1989-12-02	1991-06-06	Juergen Hiessl	Spruehkopf zum automatischen auftragen und verteilen von fluessigkeiten, insbesondere fuer feinsten mengendurchsatz und nebelarmen, zuverlaessigen betrieb
DE10042325A1 (de)	2000-08-29	2002-03-14	Alstom Power Nv	Zerstäubungsvorrichtung sowie Verfahren zum Zerstäuben einer Flüssigkeit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2016198122A1 (fr) *	2015-06-12	2016-12-15	Ipr - Intelligente Peripherien Für Roboter Gmbh	Installations pour le traitement de protection de carrosseries de véhicules, procédé de traitement de protection d'une carrosserie de véhicule et carrosserie de véhicule
CN116877736A (zh) *	2023-07-11	2023-10-13	宁波三安制阀有限公司	一种气液两相多用气瓶阀

Also Published As

Publication number	Publication date
EP1477231B2 (fr)	2021-12-01
ATE400365T1 (de)	2008-07-15
ES2309417T3 (es)	2008-12-16
DE502004007532D1 (de)	2008-08-21
ES2309417T5 (es)	2022-04-12
EP1477231A3 (fr)	2005-06-29
EP1477231B1 (fr)	2008-07-09
DE10322170A1 (de)	2004-12-09

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EP1477231A2 - Dispositif pour la préservation des espaces creux - Google Patents

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