EP3190212A1 - Dispositif de traitement de surface d'un matériau continu et son utilisation - Google Patents

Dispositif de traitement de surface d'un matériau continu et son utilisation Download PDF

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Publication number
EP3190212A1
EP3190212A1 EP16202376.6A EP16202376A EP3190212A1 EP 3190212 A1 EP3190212 A1 EP 3190212A1 EP 16202376 A EP16202376 A EP 16202376A EP 3190212 A1 EP3190212 A1 EP 3190212A1
Authority
EP
European Patent Office
Prior art keywords
treatment
electrode
trough
treatment trough
liquids
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
EP16202376.6A
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German (de)
English (en)
Other versions
EP3190212B1 (fr
Inventor
Jörg Gerhard
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.)
Staku Anlagenbau GmbH
Original Assignee
Staku Anlagenbau GmbH
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
Application filed by Staku Anlagenbau GmbH filed Critical Staku Anlagenbau GmbH
Priority to PL16202376T priority Critical patent/PL3190212T3/pl
Publication of EP3190212A1 publication Critical patent/EP3190212A1/fr
Application granted granted Critical
Publication of EP3190212B1 publication Critical patent/EP3190212B1/fr
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    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D7/00—Electroplating characterised by the article coated
    • C25D7/06—Wires; Strips; Foils
    • C25D7/0607—Wires
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
    • C25D17/02—Tanks; Installations therefor
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
    • C25D17/10—Electrodes, e.g. composition, counter electrode
    • C25D17/12—Shape or form
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D21/00—Processes for servicing or operating cells for electrolytic coating
    • C25D21/12—Process control or regulation

Definitions

  • the present invention relates to a device for surface treatment of a continuous material and the use of this device for the selective electrodeposition of a metal layer on the surface of a metallic continuous material or the production of high-purity surfaces of a metallic continuous material. According to a further aspect, the invention relates to the use of a device according to the invention in the manufacture of a welding wire.
  • Surface treatment in the sense of the invention is to be understood as the electrolytic cleaning of surfaces, the pickling of the surface, or else the electrolytic or galvanic deposition of metal layers or phosphorus-containing layers on the surface.
  • Such a surface treatment of metallic continuous materials, such as wires or tapes has been known for a long time and we used in many ways. The objective of such treatments may be cleaning the surface in advance of downstream treatment steps or improving corrosion resistance.
  • Purpose of the welding wire - to be provided with a galvanically deposited metal layer, such as a copper or copper alloy layer.
  • EP 26734 A1 discloses a device for electrodepositing a metal onto a substrate, comprising one or more electrolysis cells, means for introducing the substrates to be coated into the electrolytic cell with almost complete exclusion of oxygen and water, means for removing coated substrates from the electrolytic cell with almost complete exclusion of Oxygen and water and means for transporting substrates in the apparatus characterized in that the apparatus comprises means for pretreating substrates by bombardment with inert gas particles under reduced pressure.
  • EP0093978 A1 discloses a device having a provided with a groove for the metal wire, made of insulating wheel, which is provided at the desired distance from each other with radially extending recesses and end pieces in the recesses opening electrolyte supply lines, wherein in the end pieces mouth-side connected as an anode grid are inserted.
  • DE 102 12 436 A1 discloses a device for the treatment of stranded metallic material, in particular ribbon or wire, which is continuously performed by a treatment chamber of the device in the vertical direction.
  • a selection of the treatments electrolytic coating, electrolytic cleaning or chemical pickling takes place in the metallic material when passing through the treatment chamber, in which the working chamber is at least partially filled with a fluid, and that Device has quick-change connections for modular treatment elements, which are suitable for carrying out the selected treatment.
  • a disadvantage of the known from the prior art devices is that they are set up only for a certain treatment of the surface and a change in the treatment of the surface associated with a large conversion effort.
  • an apparatus for the surface treatment of a continuous material comprising a first treatment trough for receiving a first treatment liquid and a second trough divided into at least two hydraulically separable partial regions, wherein the partial regions are adapted to receive treatment liquids
  • the device having a material guide is set up such that the endless material is successively horizontally in the first treatment tub and the second treatment tub inserted with the proviso that it contacts the treatment liquids at desired level of the treatment liquids within the treatment tubs in pulling the continuous material in a conveying direction and not fall below the desired level, the treatment liquids contacted, wherein the second treatment trough for each of the sub-areas a hydraulic conveyor to promote the treatment liquids, wherein the conveyors are hydraulically separately connected to a respective tank, wherein the conveying means are arranged such that the level of the treatment liquids in the sub-areas can be lowered independently of the desired level by transferring the treatment liquids in the respective tank, and by transfer the treatment liquids from the respective tank can be raised to the desired level
  • the device according to the invention it is possible in an advantageous manner by lowering or raising the liquid level of a treatment liquid in the second treatment trough, that treatment process in an in-line system without major interruption or changeover.
  • a metal layer such as a Kupferabscheideelektrolyten
  • the second portion of the second treatment tub with a sulfuric acid solution
  • the first treatment tank in the device proposed according to the invention can serve as an activation stage in a subsequent coating process, for which purpose the treatment tank is then treated, for example, with an acidic solution, e.g. a sulfuric, hydrochloric or phosphoric acid solution may be filled.
  • an acidic solution e.g. a sulfuric, hydrochloric or phosphoric acid solution may be filled.
  • the first treatment trough a hydraulic conveyor, such as a pump, for conveying the treatment liquids, wherein the conveyor is connected to a tank and is arranged such that the level of the treatment liquids in the first treatment tank can be lowered independently of the fill levels in the subregions of the second treatment trough below the desired fill level by transferring the treatment liquid into the tank.
  • the flexibility of the overall device is further increased.
  • a sink is arranged at least between the first treatment tub and the second treatment tub, by means of which any residues of the first treatment liquid adhering to the endless material after leaving the treatment tub in the conveying direction are removable and / or neutralizable.
  • the second treatment trough has a device for producing a hydraulic connection between the first and the second partial region. This makes it possible to produce a hydraulic communication between the two sections. This allows, in the case where the same treatment liquids are contained in both partial areas of the second treatment tank, to ensure an exchange of the treatment liquids between the two partial areas.
  • the device for producing a hydraulic connection is formed by a provided with a check valve pipe, a pump system or a combination of both devices.
  • the treatment tubs can each have electrodes that are set up in such a way that an electrical voltage can be applied between the electrodes and the endless material.
  • the second treatment trough preferably has in each case at least one electrode in its partial regions, these electrodes being arranged such that the treatment liquids do not contact the electrodes when the desired filling level is not reached. In this way, advantageously any decomposition of the treatment liquid by foreign or leakage currents, which could flow through the electrodes even if the continuous material does not contact the treatment solution, be avoided or at least reduced.
  • At least the electrode in the first subregion of the second treatment trough can be designed as a basket electrode according to an embodiment of the invention.
  • a basket electrode is advantageously suitable to receive soluble anode material, such as copper balls or rods, which can be supplemented in consumption in a simple manner by refueling in the basket.
  • At least the electrode in the first portion of the second Treatment tray designed as a mixed oxide coated titanium electrode Preferably, at least the electrode in the first portion of the second Treatment tray designed as a mixed oxide coated titanium electrode.
  • the configuration of the electrode in the second subregion of the second treatment trough preferably corresponds to the configuration of the electrode in the first subregion of the second treatment trough.
  • the device according to the invention can have at least two voltage sources which can be controlled separately from one another.
  • provision can be made for a first voltage source to contact the endless material and the electrode in the first treatment trough and optionally the electrode in the first partial area of the second treatment trough and a second voltage source to contact the endless material and the electrode in the second partial area of the second coating trough.
  • a voltage source for example, a frequency converter and / or a rectifier can be used.
  • the first coating trough may be subdivided into at least two partial regions which are hydraulically separated from one another. At least one of these subregions receives a counter electrode to the electrodes in the subregions of the second coating trough.
  • a contacting of the endless material is then about a suitable electrolyte, in which on the one hand dips the counter electrode and which contacts the endless material to the other.
  • the device for contacting the endless material can have one or more contact rollers, via which the endless material can be guided and which are electrically connected to the voltage source (s).
  • the device for electrical contacting of the endless material has sliding contacts over which the endless material can be guided.
  • the first treatment trough is divided into at least three subregions and which are hydraulically separated from each other.
  • one partial area receives a counter-electrode to the electrode or electrodes provided in the second treatment trough.
  • a second subregion accommodates a further electrode and the remaining subregion accommodates a counter electrode to the electrode arranged in the second subregion.
  • the electrode arranged in the second subregion and its counterelectrode it is preferable for the electrode arranged in the second subregion and its counterelectrode to be electrically connected to a first voltage source, whereas the electrodes arranged in the second treatment trough and their counterelectrodes arranged in a subregion of the first treatment trough are connected to a second voltage source. It is preferred that the two voltage sources are independently controllable.
  • the material guide can be formed according to the invention of guide rollers and / or guide rails.
  • the material guide is made of an electrically non-conductive material or - in the case of electrically conductive materials - mounted electrically isolated.
  • the device has one or more filter devices which is hydraulically connected to at least one treatment trough and / or a partial region.
  • the system preferably has a band filter as filter device.
  • the device according to the invention can have one or more tempering devices with the aid of which the treatment liquids can be tempered. It can preferably be provided that the tempering devices are hydraulically connected to the first treatment trough and the second treatment trough or the partial regions of the second treatment trough such that the treatment liquids can be tempered independently of one another.
  • blast dryers in the regions in which the endless material leaves the respective treatment trough or the partial region.
  • These blast dryers are designed to blow off any residues of the treatment liquid present in the respective treatment tub or the partial area adhering to the endless material by means of an air or gas stream.
  • the blast dryers are preferably set up in such a way that the treatment liquids are blown off in the direction of the treatment trough or the partial area corresponding to the treatment liquid, in order to avoid carrying over or transferring the respective treatment liquid into another trough or partial area.
  • the treatment tubs consist of a corrosion-resistant plastic material, preferably on polypropylene and / or polyethylene and / or an ABS plastic.
  • the invention relates to the use of a device according to the invention for the selective electrodeposition of a metal layer on the surface of a metallic continuous material or production of high-purity surfaces of a metallic continuous material, in particular for producing a welding wire.
  • Fig. 1 shows an embodiment of the device 100 according to the invention for the surface treatment of a continuous material 900.
  • the device has a first treatment trough 200 for receiving a first treatment liquid 241 and a second in at least two mutually hydraulically separable portions 340,350 divided treatment trough 300.
  • Subregions 340, 350 are configured to receive treatment fluids 341, 351.
  • the device 100 has a material guide 400, which is set up such that the endless material 900 can be inserted successively horizontally into the first treatment trough 200 and the second treatment trough 300.
  • the second treatment trough 300 has, for each of the subregions 340, 350, a hydraulic delivery device 345, 355, for example a pump for conveying the treatment fluids 341, 351, wherein the delivery devices 345, 355 are hydraulically connected separately to a respective tank 346, 356.
  • the conveying devices 345, 355 are set up such that the filling level of the treatment liquids 341, 351 in the subregions 340, 350 can be lowered independently of the desired filling level 700 by transferring the treatment liquids 341, 351 into the respective tanks 346, 365 and by transferring the treatment liquids 341, 351 from the respective tank 346, 365 to the desired filling level 700 is liftable.
  • a sink 500 is arranged, by means of which any residues of the first treatment liquid 241 adhering to the endless material 900 after leaving the treatment tub 200 in the conveying direction 910 can be removed and / or neutralized.
  • a further sink 500 is provided with which any adhering residues of the treatment liquids 341, 351 are removable and / or neutralizable.
  • the second treatment trough 300 furthermore has a device 360 for establishing a hydraulic connection between the first and the second partial region 340, 350.
  • the treatment tanks 200, 300 each have electrodes 220, 320 which are set up in such a way that an electrical voltage can be applied between the electrodes 220, 320 and the endless material 900.
  • the illustrated embodiment of the invention provides as an opposite electrode for contacting an electrode 222 disposed in the first treatment tank 200.
  • the treatment trough 200 is likewise subdivided into at least two partial regions, a partial region serving for contacting the continuous material 900 via the electrode 222.
  • the corresponding subregion can accommodate a suitable electrolyte.
  • a corresponding contact device 600 may be provided. This can, for example, as Roller contact or sliding contact be executed.
  • the second treatment trough 300 has at least one electrode 349, 359 in its partial regions 340, 350, these electrodes 349, 359 being arranged in such a way that the treatment liquids 341, 351 do not contact the electrodes 349, 359 when the nominal filling level 700 is undershot.
  • the first treatment trough 200 moreover comprises two further partial regions, one of which has one electrode 221 and the other one has an electrode 223 connected as counterelectrode to the electrode 221.
  • the device in the embodiment shown at least two separately controllable voltage sources 280,380.
  • the electrode 222, 349, 359 are electrically connected to the voltage source 380 and the electrodes 221, 233 are electrically connected to the voltage source 280.
  • Fig. 2 shows an embodiment of the device according to the invention, in which the level of the treatment liquid 351 in the second portion 350 of the second treatment trough 300 by transferring at least a partial amount in the tank 356 below the desired level 700 is located.
  • the endless material 900 nor the electrode 359 are contacted by the treatment liquid 351.
  • the second portion 350 of the second treatment trough 300 is thus inactive with respect to the surface treatment of the endless material 900.
  • Fig. 3 shows an embodiment of the device according to the invention, in which the level of the treatment liquid 341 in the first portion 340 of the second treatment trough 300 by transferring at least a subset in the tank 346 below the desired level 700 is located.
  • the endless material 900 nor the electrode 349 are contacted by the treatment liquid 351.
  • the first portion 340 of the second treatment trough 300 is thus inactive with respect to the surface treatment of the endless material 900.
  • Fig. 4 shows a cross section of the first portion 340 of the second treatment trough 300.
  • the material guide is preferably arranged so that the endless material 900 orthogonal to the pulling direction is guided substantially centrally between the electrodes 349. As a result, the most uniform possible current distribution of the applied voltage is achieved.
  • the electrodes 349 are preferably designed as basket electrodes which receive a soluble anode material 800.
  • the basket electrodes are preferably made of a titanium plug metal, which is coated with a mixed oxide. If the treatment liquid 341 is filled to the desired level in the subregion 340, the electrodes 349 submerge in the treatment liquid.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Automation & Control Theory (AREA)
  • Electroplating Methods And Accessories (AREA)
EP16202376.6A 2015-12-08 2016-12-06 Dispositif de traitement de surface d'un matériau continu et son utilisation Active EP3190212B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL16202376T PL3190212T3 (pl) 2015-12-08 2016-12-06 Urządzenie do obróbki powierzchniowej materiału ciągłego i jego zastosowanie

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102015121349.4A DE102015121349A1 (de) 2015-12-08 2015-12-08 Vorrichtung zur Oberflächenbehandlung eines Endlosmaterials sowie deren Verwendung

Publications (2)

Publication Number Publication Date
EP3190212A1 true EP3190212A1 (fr) 2017-07-12
EP3190212B1 EP3190212B1 (fr) 2018-09-05

Family

ID=57569875

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16202376.6A Active EP3190212B1 (fr) 2015-12-08 2016-12-06 Dispositif de traitement de surface d'un matériau continu et son utilisation

Country Status (3)

Country Link
EP (1) EP3190212B1 (fr)
DE (1) DE102015121349A1 (fr)
PL (1) PL3190212T3 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3957452A (en) * 1974-12-12 1976-05-18 General Cable Corporation Procedure for copper plating aluminium wire and product thereof
EP0026734A1 (fr) 1979-09-28 1981-04-08 Licentia Patent-Verwaltungs-GmbH Dispositif sûr de traitement de données
EP0093978A1 (fr) 1982-05-05 1983-11-16 INOVAN GmbH & Co. KG Metalle und Bauelemente Procédé de revêtement électrolytique sélectif des fils métalliques
US5015340A (en) * 1989-04-25 1991-05-14 Aluminium Pechiney Method of continuous coating of electrically conductive substrates
DE10212436A1 (de) 2002-03-21 2003-10-09 Sms Demag Ag Vorrichtung zur Behandlung von strangförmigem metallischen Gut
WO2007118875A2 (fr) 2006-04-18 2007-10-25 Basf Se Dispositif et procédé de revêtement galvanique
CN102051649A (zh) * 2009-10-26 2011-05-11 村田株式会社 对碳纤维进行镀覆的装置及方法
US20150211143A1 (en) * 2012-09-05 2015-07-30 Sumitomo Electric Industries, Ltd. Aluminum plating apparatus and method for producing aluminum film using same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU43246A1 (ru) 1934-09-09 1935-05-31 С.Г. Терлецкий Муфта сцеплени дл валов
DE2917630A1 (de) * 1979-05-02 1980-11-13 Nippon Steel Corp Anordnung zur elektrolytischen verzinkung von walzband
DE19502886A1 (de) * 1994-03-17 1995-09-21 Boehl Entlackung Gmbh Vorrichtung und Verfahren zur Entlackung von metallischem Entlackungsgut
AT405947B (de) * 1998-08-06 1999-12-27 Voest Alpine Austria Draht Verfahren und vorrichtung zum aufbringen eines phosphatüberzuges auf werkstücke
DE102012221012B4 (de) * 2012-11-16 2023-01-19 Atotech Deutschland Gmbh Vorrichtung und Verfahren zur Behandlung von flachem Behandlungsgut
DE102013207343B3 (de) * 2013-04-23 2014-08-28 Atotech Deutschland Gmbh Vorrichtung und Verfahren zum nasschemischen Behandeln von flächigem Behandlungsgut

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3957452A (en) * 1974-12-12 1976-05-18 General Cable Corporation Procedure for copper plating aluminium wire and product thereof
EP0026734A1 (fr) 1979-09-28 1981-04-08 Licentia Patent-Verwaltungs-GmbH Dispositif sûr de traitement de données
EP0093978A1 (fr) 1982-05-05 1983-11-16 INOVAN GmbH & Co. KG Metalle und Bauelemente Procédé de revêtement électrolytique sélectif des fils métalliques
US5015340A (en) * 1989-04-25 1991-05-14 Aluminium Pechiney Method of continuous coating of electrically conductive substrates
DE10212436A1 (de) 2002-03-21 2003-10-09 Sms Demag Ag Vorrichtung zur Behandlung von strangförmigem metallischen Gut
WO2007118875A2 (fr) 2006-04-18 2007-10-25 Basf Se Dispositif et procédé de revêtement galvanique
CN102051649A (zh) * 2009-10-26 2011-05-11 村田株式会社 对碳纤维进行镀覆的装置及方法
US20150211143A1 (en) * 2012-09-05 2015-07-30 Sumitomo Electric Industries, Ltd. Aluminum plating apparatus and method for producing aluminum film using same

Also Published As

Publication number Publication date
EP3190212B1 (fr) 2018-09-05
DE102015121349A1 (de) 2017-06-08
PL3190212T3 (pl) 2019-02-28

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