EP0973620A1 - Procede et dispositif pour nettoyer ou secher des pieces - Google Patents

Procede et dispositif pour nettoyer ou secher des pieces

Info

Publication number
EP0973620A1
EP0973620A1 EP98930632A EP98930632A EP0973620A1 EP 0973620 A1 EP0973620 A1 EP 0973620A1 EP 98930632 A EP98930632 A EP 98930632A EP 98930632 A EP98930632 A EP 98930632A EP 0973620 A1 EP0973620 A1 EP 0973620A1
Authority
EP
European Patent Office
Prior art keywords
treatment container
workpieces
liquid
cleaning
workpiece carrier
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
Application number
EP98930632A
Other languages
German (de)
English (en)
Other versions
EP0973620B1 (fr
EP0973620B2 (fr
Inventor
Joachim Schwarz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MAFAC Ernst Schwarz GmbH and Co KG
Original Assignee
MAFAC Ernst Schwarz GmbH and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=7825878&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0973620(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by MAFAC Ernst Schwarz GmbH and Co KG filed Critical MAFAC Ernst Schwarz GmbH and Co KG
Priority to EP03010727.0A priority Critical patent/EP1342969B1/fr
Publication of EP0973620A1 publication Critical patent/EP0973620A1/fr
Publication of EP0973620B1 publication Critical patent/EP0973620B1/fr
Application granted granted Critical
Publication of EP0973620B2 publication Critical patent/EP0973620B2/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B5/00—Drying solid materials or objects by processes not involving the application of heat
    • F26B5/14—Drying solid materials or objects by processes not involving the application of heat by applying pressure, e.g. wringing; by brushing; by wiping
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • B08B3/045—Cleaning involving contact with liquid using perforated containers, e.g. baskets, or racks immersed and agitated in a liquid bath
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
    • F26B11/18—Machines or apparatus for drying solid materials or objects with movement which is non-progressive on or in moving dishes, trays, pans, or other mainly-open receptacles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
    • F26B11/18—Machines or apparatus for drying solid materials or objects with movement which is non-progressive on or in moving dishes, trays, pans, or other mainly-open receptacles
    • F26B11/181—Machines or apparatus for drying solid materials or objects with movement which is non-progressive on or in moving dishes, trays, pans, or other mainly-open receptacles the receptacle being a foraminous, perforated or open-structured drum or drum-like container, e.g. rotating around a substantially horizontal or vertical axis; the receptacle being multiple perforated drums, e.g. in superimposed arrangement
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B5/00—Drying solid materials or objects by processes not involving the application of heat
    • F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B5/00—Drying solid materials or objects by processes not involving the application of heat
    • F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
    • F26B5/048—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum in combination with heat developed by electro-magnetic means, e.g. microwave energy
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B7/00—Drying solid materials or objects by processes using a combination of processes not covered by a single one of groups F26B3/00 and F26B5/00

Definitions

  • the present invention relates to an apparatus and method for cleaning and drying workpieces.
  • a device and a method for solvent-free cleaning of workpieces is known from DE 43 17 862 AI.
  • Workpieces are placed in a wash tank, which is then sealed airtight and in which a vacuum is generated. Due to the negative pressure, liquid is sucked into the wash tank via a line connection, air being subsequently blown into the resulting liquid bath.
  • DE 37 02 675 AI describes a device for the wet cleaning of workpieces, in which a turbulence flow is generated in an immersion bath by means of a liquid jet, in which the workpieces are arranged for cleaning.
  • the known devices and methods have the disadvantage that they are not very effective for cleaning workpieces with the smallest surface structures and in particular for cleaning very small workpieces that are introduced into the cleaning containers as bulk material.
  • the aim of the present invention is therefore to provide a device for cleaning workpieces with which a reliable cleaning of even the smallest workpieces and of workpieces with filigree surface structures is possible, which works reliably on the basis of aqueous cleaning liquids without the addition of solvents and in which in particular the disadvantages mentioned above do not arise.
  • the device has a treatment container in which a workpiece carrier for receiving the workpieces to be cleaned is arranged.
  • a spray unit with outlet nozzles for dispensing cleaning liquid and / or a gaseous medium is arranged in the interior of the treatment container, which has a controllable liquid outlet and in which a negative pressure can be generated.
  • the workpiece carrier and / or the spray unit are also rotatably arranged in the treatment container.
  • the device according to the invention enables reliable cleaning of even the smallest workpieces when grease and oil residues are removed from the smallest recesses and openings.
  • a liquid bath is generated in the treatment container, which at least partially surrounds the workpieces held by the workpiece carrier.
  • cleaning liquid and possibly a gaseous medium are introduced into the liquid bath and the area above the liquid bath via the spray unit.
  • the cleaning liquid emitted by the spray unit hits the workpieces, spontaneous evaporation occurs, with gas particles hitting the workpieces at high speed due to the energy released in the process and achieving a considerable cleaning effect.
  • the cleaning liquid introduced under overpressure and the possibly introduced gaseous medium cause turbulence and cavitation effects, which cause explosive blasting off of firmly adhering contaminants and of contamination in capillary inclusions of the workpieces.
  • the workpieces are permanently fed to the different cleaning processes in the liquid bath and above the liquid bath, and thereby pass through the particularly cleaning-active interface area between the liquid bath and the vacuum area above it.
  • the controllable liquid outlet is provided, via which a liquid quantity corresponding to the newly supplied liquid quantity runs out per time unit.
  • the liquid drain preferably has a valve which is periodically opened and closed.
  • a gaseous medium under excess pressure is introduced into the treatment container via the outlet nozzles of the spray unit, the gas jet striking the workpieces removing liquid residues adhering to the workpieces, which are suctioned off.
  • the suction is preferably carried out by the vacuum pump or via a further suction device provided according to an embodiment of the invention, which is connected to a second suction opening of the treatment container.
  • the further suction device serves, in particular, to quickly suck off the liquid vapors located in the treatment container immediately after the cleaning process.
  • a negative pressure generated in the treatment container by the vacuum pump accelerates the evaporation of the liquid residues removed from the workpieces by the gas jets.
  • the workpieces are exposed to gas jets from constantly changing sides in order to effect the most complete possible drying.
  • the workpiece carrier in particular in the case of bulk material, the workpieces are continuously mixed so that all the workpieces are exposed to the gas jets in the course of the drying process.
  • the treatment container has externally attached heating devices for heating the treatment container during the drying process.
  • heat radiators in the interior of the treatment container, which are used during the drying process. Process emit thermal radiation directed onto the workpieces, which, supported by the negative pressure existing in the treatment container, causes evaporation of liquid residues adhering to the workpieces.
  • the heat radiators are advantageously arranged rotatably about the workpiece carrier in the treatment container.
  • the present invention furthermore relates to a method for cleaning workpieces according to the independent patent claim 7, which can be carried out by means of the device according to the invention.
  • a liquid bath is generated in a treatment container in which a workpiece carrier for receiving the workpieces is arranged, and a negative pressure is generated in the treatment container in an area above the liquid bath.
  • the workpiece carrier or the workpieces are partially surrounded by the liquid bath.
  • Cleaning liquid and / or a gaseous medium are then introduced into the treatment container under excess pressure via outlet nozzles of a spray unit, the liquid jets or the jets of the gaseous medium preferably being directed onto the workpieces.
  • the workpiece carrier is moved in the treatment container in such a way that the workpieces alternately pass areas above and below a liquid level of the liquid bath so as to be exposed alternately to the different cleaning processes that occur above, below and in the border area between the liquid bath and Vacuum area take place to be exposed.
  • the workpiece carrier can be moved, for example, by periodic lifting and lowering or by rotation.
  • the liquid level is preferably kept at least approximately constant during the cleaning process. to ensure that the workpieces alternately pass areas above and below the liquid level when the workpiece carrier is moved.
  • the liquid bath can be formed in the treatment tank by initially flooding the treatment tank to a predetermined liquid level, this liquid level being kept approximately constant when additional cleaning liquid flows in via a controllable liquid drain. Another possibility for generating the liquid bath is to keep the liquid drain closed at the beginning of the cleaning process until a corresponding amount of cleaning liquid has been introduced into the treatment container via the spray unit.
  • Liquid vapors that form in the negative pressure area above the liquid bath are sucked off, wherein the suction is preferably carried out via a vacuum pump provided for generating the negative pressure.
  • the spray unit advantageously rotates during the cleaning process, the outlet nozzles of the spray unit preferably moving in opposite directions to a rotational movement of the workpiece carrier.
  • the cleaning method according to the invention furthermore provides for the above-mentioned method steps to be carried out several times in succession, the liquid bath being drained approximately suddenly over the liquid drain between the individual cleaning processes. A further cleaning effect is achieved on the workpieces due to the suction effect.
  • the draining of the liquid bath is accelerated by generating an overpressure by means of compressed air blown in via the spray unit.
  • the cleaning liquid is drained from the treatment container and then a gaseous medium under excess pressure in via outlet nozzles of a spray unit insert the treatment container.
  • a gaseous medium under excess pressure in via outlet nozzles of a spray unit insert the treatment container.
  • the suction is preferably carried out via a vacuum pump, a vacuum generated by the vacuum pump in the treatment tank accelerating evaporation of the liquid residues.
  • the workpiece carrier and / or the spray unit are rotated during the drying process in order to achieve permanent mixing of the workpieces on the one hand with bulk goods and on the other hand to expose the workpieces to the gaseous jet from all directions.
  • the drying process can be accelerated by heating the treatment container by means of heating devices attached inside or outside.
  • a further method for drying workpieces provision is made to generate a negative pressure in a treatment container, in which the workpieces are received by a workpiece carrier, and furthermore to generate heat radiation directed onto the workpieces inside the treatment container.
  • the high-energy heat radiation supported by the vacuum inside the container, causes the liquid adhering to the workpieces to evaporate.
  • the workpiece carrier and / or a device to which the heat radiators are attached is rotated.
  • the liquid vapors are extracted from the inside of the container.
  • the suction is preferably carried out by the vacuum pump required to generate the negative pressure.
  • a gaseous medium under excess pressure in the treatment is preferably provided via outlet nozzles of a spray unit. bring in the container.
  • this causes liquid residues to be blown away from the workpieces, the liquid residues evaporating due to the vacuum and the heat supplied, and the liquid vapors being produced being sucked off via the vacuum pump.
  • the negative pressure is temporarily weakened, as a result of which the vacuum pump causes an increased suction effect inside the container and as a result of which the liquid vapors are sucked out of the container more quickly.
  • FIG. 2 device according to the invention in axial cross section in a perspective view
  • Fig. 3 device according to the invention according to a first
  • Embodiment with stationary heat radiators in radial cross section Embodiment with stationary heat radiators in radial cross section
  • FIG. 5 device according to the invention in perspective
  • FIG. 3 is a sectional view of the device along the section line BB 'shown in Fig. 1.
  • FIG. 2 also shows the device cut in the axial direction in a perspective view, cut surfaces being hatched for reasons of clarity.
  • the device according to the invention has an essentially cylindrical treatment container 1, which has a controllable liquid outlet 4 and a first suction opening 7 for connecting a vacuum pump to generate a negative pressure inside the treatment container 1. Furthermore, a second suction opening 6 is provided for connecting a further suction device, which essentially serves for the rapid suction of liquid vapors following a cleaning process which can be carried out with the device.
  • the further suction device preferably brings about a substantially greater gas exchange than the vacuum pump, but is not suitable for generating a vacuum.
  • a workpiece carrier 12 for receiving workpieces is arranged in the interior of the treatment container 1, the workpiece carrier 12 being rotatably mounted in the treatment container 1 about an axis A-A ′ running in the longitudinal direction.
  • the workpiece carrier 12 serves on the one hand to hold individual large workpieces and on the other hand to hold baskets 18
  • the spray unit In the interior of the treatment container 1 there is also a spray unit 8a, 8b for introducing cleaning liquid or a gaseous medium into the interior of the container.
  • the spray unit consists of two parallel, essentially rectangular pipe loops, one of which is used to dispense cleaning liquid and the other to dispense a gaseous medium.
  • the two tube loops 8a, 8b each have a plurality of outlet nozzles directed onto the workpiece carrier.
  • the spray unit formed from the two pipe loops 8a, 8b also rotatably mounted about the container axis AA '.
  • a closable feed opening 16 is provided on one side of the treatment container 1 for loading the treatment container with workpieces.
  • the workpiece carrier 12 has a number of rollers which facilitate the insertion of the basket 18 receiving the workpieces into the treatment container 1.
  • the treatment container 1 After the basket 18 carrying the workpieces has been introduced into the treatment container 1, the treatment container 1 is flooded with a cleaning liquid to a predetermined liquid level 100, 102, the workpiece carrier 12 or the basket 18 receiving the workpieces being partially surrounded by the liquid bath 50 is. In Fig. 1, for example, two different liquid level levels are shown.
  • the space 52 above the liquid bath is partially vacuumed by means of the vacuum pump connected to the first suction opening.
  • cleaning liquid is introduced into the interior of the container under excess pressure via the outlet nozzles of one of the tube loops of the spray unit 8a, 8b, the cleaning liquid being supplied from the outside via a central shaft 40, via which the workpiece carrier 12 and the spray unit 8a, 8b are also rotatably mounted .
  • the cleaning liquid When the cleaning liquid is introduced into the treatment container 1 under excess pressure, there are essentially three different cleaning processes.
  • the Pressure of the cleaning liquid which is preferably in the range from 2.0 to 15.0 bar, and the vacuum formed in the space 52, preferably between 0.2 to 0.6 bar, can be coordinated with one another such that it only occurs when the Cleaning liquid on the workpieces leads to evaporation.
  • the cleaning liquid is heated to a temperature of approx. 60 to 85 ° C.
  • the workpieces located in the basket 18 are alternately fed to the different cleaning processes in the space 52 above the liquid bath and in the liquid bath 50. Furthermore, by rotating the workpiece carrier 12, the workpiece of the batch located in the basket 18 is permanently mixed in order to expose all the workpieces to the cleaning processes attacking the batch from the outside during the cleaning process. In the space 52 above the liquid bath, the workpieces are acted upon by the rotation of the workpiece carrier 12 from different directions with the liquid jets emerging from the outlet nozzles.
  • the spray unit 8a, 8b can remain stationary, part of the tube loops 8a, 8b being arranged above and part below the liquid level 100, 102 in order to inject cleaning liquid both in the space 52 and in the liquid bath 50 .
  • the spray unit 8a, 8b is advantageously rotated in the opposite direction to the workpiece carrier 18 about the axis A-A 'during the cleaning process.
  • the rotation of the workpiece carrier 12 causes in the liquid keitsbad 50 an additional turbulent flow that enhances the cleaning effect.
  • the rotation of the workpiece carrier 12 permanently introduces gas components into the liquid bath 50, which, as gas bubbles of various forms, achieve cleaning effects on the workpieces there.
  • the boundary area between the gas space 52 and the liquid bath 50 proves to be particularly cleaning-active.
  • this transition area between the liquid and gaseous aggregate state there is permanent spontaneous evaporation and condensation, the cleaning liquid in the transition state to the gas phase having a maximum reduced surface tension , which allows the cleaning fluid to penetrate even into capillary gaps and recesses in the workpieces.
  • the evaporation of the cleaning liquid in this boundary area is intensified by the cleaning jets which appear on the liquid surface and which cause a permanent swirling up of the liquid surface.
  • the liquid vapors accumulating in the gas space 52 are permanently sucked off via the first suction opening 7 by the vacuum pump during the cleaning process.
  • a proportion of the liquid bath 50 corresponding to the inflowing amount of cleaning liquid is derived via the liquid outlet 4.
  • the liquid outlet 4 has a valve, not shown in the figures, which is opened and closed at regular intervals for draining off the liquid.
  • the permanent drainage of cleaning liquid from the liquid bath 50 which is replaced by the cleaning liquid supplied via the spray unit 8a, 8b, has the advantage that during the cleaning process there is permanent dirt that is in the liquid bath 50 accumulates, is discharged.
  • the cleaning process described is preferably carried out several times in succession, the liquid bath 50 being drained at least partially very quickly via the liquid drain 4 between the individual processes, as a result of which there is a strong suction on the workpieces which entrains dirt residues adhering to the workpieces.
  • the draining of the liquid bath 50 is advantageously accelerated by generating an overpressure by means of compressed air introduced via the spray unit.
  • the device according to the invention is also suitable for drying the workpieces which are wet after the cleaning process.
  • the cleaning liquid is drained off via the liquid outlet 4 and the liquid outlet 4 is closed.
  • a gaseous medium in particular air, is then blown into the treatment container 1 under excess pressure.
  • the liquid residues adhering to the workpieces are torn away by the gas jet and evaporate, the liquid vapor that is formed preferably being sucked off by the vacuum pump via the first suction opening 7.
  • a negative pressure generated by the vacuum pump in the treatment container 1 also accelerates the evaporation of the liquid residues discharged from the workpieces.
  • the workpiece carrier 18 and the tube loop 8b preferably rotate in opposite directions about the axis A-A 'of the treatment container.
  • the drying effect is intensified by heating the interior of the container, the heating being generated by heating devices (not shown here) attached on the outside or by heat radiators 10a, 10b arranged in the interior of the container.
  • the heat radiators are preferably directed onto the workpiece carrier 12 or the workpieces and, as in the FIGS. 1 and 3, as a stationary heat radiator 10a arranged stationary on a container inner wall or, as shown in FIG. 4, as a rotatable heat radiator 10b on a pipe loop 8c arranged parallel to the pipe loops 8a, 8b of the spray unit, which together with the spray unit 8a, 8b is rotatably mounted about the axis AA 'of the treatment container.
  • the heat radiators 10a, 10b are, as can be seen in particular in FIG. 1, in the form of elongated elements which extend in the treatment container 1 in the axial direction.
  • the liquid vapors still present in the cleaning container 1 from the cleaning process are sucked off via the second suction opening 6. This serves to accelerate the drying process, since the suction device connected to the second suction opening 6 enables a greater gas exchange than the vacuum pump.
  • the temperature of the gaseous medium introduced via the spray unit 8a, 8b is between 50 and 200 ° C., depending on the temperature sensitivity of the workpieces to be dried, and accordingly the pressure of the introduced gaseous medium varies between 0.5 bar and 10 bar, with the inside of the container a vacuum between 0.2 bar and 0.6 bar is formed.
  • the device according to the invention also enables a further drying process in which the workpieces are dried by the heat radiation emitted by the heat radiators 10a, 10b in connection with one in the interior of the container the vacuum pump generated vacuum occurs.
  • This method is particularly suitable for drying components which are mechanically less resilient, such as electronic components, which would be destroyed by the high pressure of the gas jets if the drying method described above were used.
  • the workpiece carrier 18 rotates in order to expose the workpieces to the heat radiation from all sides. Furthermore, in the device shown in FIG. 4, there is the possibility of rotating the heat radiators 10b through the tube loop 8c around the workpiece carrier 18 and leaving the workpiece carrier 18 stationary, or of rotating the workpiece carrier 18 and the tube loop 8c in opposite directions in order to keep the workpieces permanent exposed to heat radiation from different directions.
  • the liquid vapor which forms in the interior of the container is drawn off via the first suction opening 7 and the vacuum pump.
  • a gaseous medium in particular air, is preferably briefly blown into the interior of the container via one of the pipe loops of the spray unit 8a, 8b in order to briefly increase the pressure in the interior of the container and thus reduce the vacuum.
  • the air introduced is sucked off via the vacuum pump, the liquid vapors being removed more quickly from the treatment container 1 by this gas exchange, which is increased briefly.
  • the introduced air also causes liquid residues to be blown away from the workpieces, so that the adhering liquid residues evaporate more quickly.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Cleaning In General (AREA)
  • Drying Of Solid Materials (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
EP98930632A 1997-04-09 1998-04-08 Procede et dispositif pour nettoyer ou secher des pieces Expired - Lifetime EP0973620B2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP03010727.0A EP1342969B1 (fr) 1997-04-09 1998-04-08 Procédé et appareil de séchage de pièces

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19714603A DE19714603C1 (de) 1997-04-09 1997-04-09 Verfahren und Vorrichtung zur Reinigung von Werkstücken
DE19714603 1997-04-09
PCT/DE1998/001006 WO1998045059A1 (fr) 1997-04-09 1998-04-08 Procede et dispositif pour nettoyer ou secher des pieces

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP03010727.0A Division EP1342969B1 (fr) 1997-04-09 1998-04-08 Procédé et appareil de séchage de pièces
EP03010727.0 Division-Into 2003-05-14

Publications (3)

Publication Number Publication Date
EP0973620A1 true EP0973620A1 (fr) 2000-01-26
EP0973620B1 EP0973620B1 (fr) 2003-08-06
EP0973620B2 EP0973620B2 (fr) 2008-06-25

Family

ID=7825878

Family Applications (2)

Application Number Title Priority Date Filing Date
EP98930632A Expired - Lifetime EP0973620B2 (fr) 1997-04-09 1998-04-08 Procede et dispositif pour nettoyer ou secher des pieces
EP03010727.0A Expired - Lifetime EP1342969B1 (fr) 1997-04-09 1998-04-08 Procédé et appareil de séchage de pièces

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP03010727.0A Expired - Lifetime EP1342969B1 (fr) 1997-04-09 1998-04-08 Procédé et appareil de séchage de pièces

Country Status (8)

Country Link
US (1) US6253462B1 (fr)
EP (2) EP0973620B2 (fr)
AT (1) ATE246552T1 (fr)
AU (1) AU8101098A (fr)
BR (1) BR9808526A (fr)
CA (1) CA2286102C (fr)
DE (2) DE19714603C1 (fr)
WO (1) WO1998045059A1 (fr)

Cited By (2)

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EP2543600A2 (fr) 2008-10-10 2013-01-09 Airbus Operations GmbH Amortisseur de bruit pour un propulseur auxiliaire d'un avion
CN109078957A (zh) * 2018-08-03 2018-12-25 刘燕 一种钢加工废料清洗回收装置

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* Cited by examiner, † Cited by third party
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KR100360402B1 (ko) * 2000-03-22 2002-11-13 삼성전자 주식회사 회전성 분사노즐을 구비하는 웨이퍼 건조 장치 및 이를이용한 웨이퍼 건조 방법
DE10149027B4 (de) * 2001-10-05 2010-05-06 Mafac Ernst Schwarz Gmbh & Co. Kg Aufnahmevorrichtung für einen Werkstückträger oder Werkstückkorb in einer Reinigungs- und/oder Trocknungsanlage
GB2385315B (en) * 2002-01-15 2004-06-30 Bespak Plc Improvements in or relating to valves for dispensers
JP2003266030A (ja) * 2002-03-15 2003-09-24 Seiko Epson Corp 被処理物の洗浄方法および装置並びにデバイスの製造方法およびデバイス
DE10212604B3 (de) * 2002-03-21 2004-01-22 Mafac Ernst Schwarz Gmbh & Co. Kg Vorrichtung zur Aufnahme eines Werkstückträgers und zur Zuführung eines ersten und zweiten Mediums und Reinigungsbehälter mit einer solchen Vorrichtung
DE10216285B4 (de) * 2002-04-12 2012-03-29 Mafac Ernst Schwarz Gmbh & Co. Kg Maschinenfabrik Reinigungsvorrichtung zur Reinigung von Werkstücken
US20050020462A1 (en) * 2003-07-22 2005-01-27 Mark Sanders System and method for removing coatings from plastic parts
DE102004046802B3 (de) * 2004-09-27 2006-04-27 Mafac Ernst Schwarz Gmbh & Co. Kg Maschinenfabrik Behandlungsvorrichtung und Verfahren zur reinigenden und/oder trocknenden Behandlung von Werkstücken
DE102006039715A1 (de) * 2006-08-24 2008-02-28 Dürr Ecoclean GmbH Reinigungsvorrichtung mit einer Flutkammer
JP2008086914A (ja) * 2006-10-02 2008-04-17 Shiga Yamashita:Kk ワークの水切り装置
DE102007040522A1 (de) * 2007-08-28 2009-03-05 Atec Pharmatechnik Gmbh Verfahren zum Waschen von kleineren Gegenständen
EP2130615B1 (fr) 2008-06-05 2011-05-04 MAFAC ERNST SCHWARZ GmbH & Co. KG MASCHINENFABRIK Dispositif de traitement pour pièces
EP2156905B1 (fr) 2008-08-22 2012-06-27 MAFAC ERNST SCHWARZ GmbH & Co. KG MASCHINENFABRIK Dispositif de traitement pour pièces d'usinage
DE102010011738B4 (de) * 2010-03-17 2017-09-14 Piller Entgrattechnik Gmbh Waschanlage zum Waschen von Werkstücken
CN103464437A (zh) * 2013-08-23 2013-12-25 天津港第五港埠有限公司 散热器清洗箱
FR3019886B1 (fr) * 2014-04-14 2019-04-05 Claire MAUREL Dispositif de sechage de piece et dispositif de lavage de piece utilisant un tel dispositif de sechage
DE102014107063B4 (de) 2014-05-19 2017-02-16 Mafac Ernst Schwarz Gmbh & Co. Kg Maschinenfabrik Behandlungsvorrichtung für Werkteile mit einer elektrischen Behandlungseinheit
US10112344B2 (en) * 2015-06-16 2018-10-30 Audubon Machinery Corporation Machine for removing substrate material, for washing, and for drying parts produced by a 3-D printer
DE102016109861A1 (de) * 2016-05-30 2017-11-30 EMO Oberflächentechnik GmbH Verfahren und Vorrichtung zur Reinigung von industriell gefertigten Teilen
CN106435619A (zh) * 2016-11-01 2017-02-22 安徽松羽工程技术设备有限公司 一种罐体酸洗电解池
CN106766777A (zh) * 2017-01-17 2017-05-31 国际竹藤中心 干燥设备
CN107339855B (zh) * 2017-08-02 2023-09-19 宜诺(天津)制药设备有限公司 一种环式硬带可旋转的直接传导快速连续加热干燥器
JP7247189B2 (ja) 2017-12-05 2023-03-28 ポストプロセス テクノロジーズ インク 表面仕上げおよび支持材料除去のための方法および装置（ｄｅｃｉ ｄｕｏ）
US11524464B2 (en) 2017-12-31 2022-12-13 Postprocess Technologies, Inc. Method and apparatus for support removal using directed atomized and semi-atomized fluid
JP2021508612A (ja) 2017-12-31 2021-03-11 ポストプロセス テクノロジーズ インク 霧化および半霧化した方向性を持つ流体を用いる支持体除去のための方法および装置
CN109442934A (zh) * 2018-09-30 2019-03-08 张红艳 一种石油焦加工用烘干机
CN109926397A (zh) * 2019-04-30 2019-06-25 苏州能拓新能源有限公司 一种清洗烘干设备
JP6808790B1 (ja) 2019-09-12 2021-01-06 株式会社スギノマシン 洗浄機及び洗浄方法
CN111457701B (zh) * 2020-04-09 2021-09-07 扬州文丰机械制造有限公司 一种刀片生产中的加热机构
CN112354956A (zh) * 2020-10-13 2021-02-12 苏州青众创业服务有限公司 一种数控加工用清洗装置
CN112902616A (zh) * 2021-01-22 2021-06-04 徐州中辉光伏科技有限公司 一种高效率的太阳能光伏板组件加工用烘干装置
CN112923686B (zh) * 2021-01-28 2023-10-03 陕西科技大学 一种干燥机械装置及方法
CN112974404A (zh) * 2021-02-23 2021-06-18 吴小芬 一种可以多数量同时进行的全方位五金配件快速清洗装置
CN113883853B (zh) * 2021-10-20 2022-12-27 漳平市增恩环保科技有限公司 一种活性炭酸洗干燥装置
CN113865311B (zh) * 2021-12-01 2022-02-18 中南大学湘雅医院 一种医学器械干燥装置
CN114413581A (zh) * 2022-02-11 2022-04-29 亳州普润药业有限公司 一种负压式干燥机
CN117207392A (zh) * 2023-09-18 2023-12-12 南通大泰塑料制品有限公司 一种pvc塑料加工干燥装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD124937A1 (fr) 1975-11-20 1977-03-23
EP0151782B1 (fr) * 1983-12-21 1988-04-27 Gerhard Dr. Gergely Procédé et dispositif pour le traitement par la chaleur d'une poudre ou d'un granulat
DE3702675A1 (de) * 1987-01-30 1988-08-11 Albrecht Markert Gmbh Vorrichtung zum nassreinigen von werkstuecken
FR2614682A1 (fr) * 1987-04-30 1988-11-04 Giuliani Lando Procede et dispositif de sechage d'un corps dans lequel une partie de l'humidite a extraire est retenue dans des cellules fermees
US4983222A (en) * 1988-04-14 1991-01-08 Union Carbide Chemicals And Plastics Company Inc. Vapor solvent decontamination of PCB transformer components
US5180438A (en) * 1989-10-11 1993-01-19 Hockh Metall-Reinigungsanlagen Gmbh Cleaning and drying system
DE3943275A1 (de) * 1989-12-29 1991-07-04 Masch Witte Gmbh & Co Kg Vorrichtung zur trocknung von schlaemmen, insbesondere klaerschlamm
DE4111099C1 (fr) * 1991-04-05 1992-10-15 Mafac Ernst Schwarz Gmbh & Co. Kg, 7297 Alpirsbach, De
US5702535A (en) * 1991-11-05 1997-12-30 Gebhard-Gray Associates Dry cleaning and degreasing system
ATA253591A (de) * 1991-12-20 1996-08-15 Ruebig Ges M B H & Co Kg Verfahren zum reinigen von werkstücken
JPH07103470B2 (ja) * 1992-03-10 1995-11-08 ミネベア株式会社 金属品洗浄方法、金属品洗浄装置及び金属品乾燥装置
DE4302415C1 (de) * 1993-01-28 1993-12-09 Christ Caroline Verfahren und Vorrichtung zum Reinigen von Teilen von Kunststoffverarbeitungsmaschinen
CH685516A5 (de) * 1993-05-28 1995-07-31 Mivag Ag Mikrowellen-Vakuum-Trocknungsvorrichtung mit integrierter Flüssigkeitskondensation sowie Trocknungsverfahren.
DE4317862A1 (de) * 1993-05-28 1994-12-01 Aichelin Ind Ofen Verfahren und Vorrichtung zum Reinigen von metallischen Werkstücken
DE4324432C2 (de) * 1993-07-21 1996-04-25 Multimatic Oberflaechentechnik Verfahren zur Reinigung verschmutzter Teile
DE4328199C1 (de) * 1993-08-21 1994-10-13 Duerr Gmbh & Co Verfahren und Einrichtung zum Trocknen eines nach einer Bearbeitung mit einer Reinigungsflüssigkeit gereinigten Werkstücks
DE4330675C2 (de) * 1993-09-10 1997-10-02 Schwarz Ernst Mafac Gmbh Trocknungsanlage
DE4446589A1 (de) * 1994-12-24 1996-06-27 Ipsen Ind Int Gmbh Verfahren zur Reinigung metallischer Werkstücke
DE4446587A1 (de) * 1994-12-24 1996-06-27 Ipsen Ind Int Gmbh Verfahren zur Reinigung metallischer Werkstücke
DE4446588A1 (de) * 1994-12-24 1996-06-27 Ipsen Ind Int Gmbh Verfahren zur Reinigung metallischer Werkstücke

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO9845059A1 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2543600A2 (fr) 2008-10-10 2013-01-09 Airbus Operations GmbH Amortisseur de bruit pour un propulseur auxiliaire d'un avion
CN109078957A (zh) * 2018-08-03 2018-12-25 刘燕 一种钢加工废料清洗回收装置

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EP1342969A3 (fr) 2006-06-07
DE19714603C1 (de) 1998-10-29
CA2286102A1 (fr) 1998-10-15
EP0973620B1 (fr) 2003-08-06
EP1342969A2 (fr) 2003-09-10
EP1342969B1 (fr) 2013-05-29
US6253462B1 (en) 2001-07-03
DE59809214D1 (de) 2003-09-11
AU8101098A (en) 1998-10-30
WO1998045059A1 (fr) 1998-10-15
BR9808526A (pt) 2000-05-23
CA2286102C (fr) 2007-09-18
ATE246552T1 (de) 2003-08-15
EP0973620B2 (fr) 2008-06-25

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