EP4210877C0 - Method and device for electrostatic coating metal strips - Google Patents

Method and device for electrostatic coating metal strips

Info

Publication number
EP4210877C0
EP4210877C0 EP21777247.4A EP21777247A EP4210877C0 EP 4210877 C0 EP4210877 C0 EP 4210877C0 EP 21777247 A EP21777247 A EP 21777247A EP 4210877 C0 EP4210877 C0 EP 4210877C0
Authority
EP
European Patent Office
Prior art keywords
metal strips
electrostatic coating
coating metal
electrostatic
strips
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP21777247.4A
Other languages
German (de)
French (fr)
Other versions
EP4210877A1 (en
EP4210877B1 (en
Inventor
Felix Thievessen
Jonas Müller
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.)
Speira GmbH
Original Assignee
Speira 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 Speira GmbH filed Critical Speira GmbH
Publication of EP4210877A1 publication Critical patent/EP4210877A1/en
Application granted granted Critical
Publication of EP4210877C0 publication Critical patent/EP4210877C0/en
Publication of EP4210877B1 publication Critical patent/EP4210877B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • B05B5/08—Plant for applying liquids or other fluent materials to objects
    • B05B5/14—Plant for applying liquids or other fluent materials to objects specially adapted for coating continuously moving elongated bodies, e.g. wires, strips, pipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
    • B05B1/04—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape in flat form, e.g. fan-like, sheet-like
    • B05B1/044—Slits, i.e. narrow openings defined by two straight and parallel lips; Elongated outlets for producing very wide discharges, e.g. fluid curtains
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
    • B05B1/32—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages in which a valve member forms part of the outlet opening
    • 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
    • B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
    • B05B12/084—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to condition of liquid or other fluent material already sprayed on the target, e.g. coating thickness, weight or pattern
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/24—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means incorporating means for heating the liquid or other fluent material, e.g. electrically
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
    • B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
    • B05C5/0254—Coating heads with slot-shaped outlet
    • B05C5/0262—Coating heads with slot-shaped outlet adjustable in width, i.e. having lips movable relative to each other in order to modify the slot width, e.g. to close it
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
    • B05C9/06—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying two different liquids or other fluent materials, or the same liquid or other fluent material twice, to the same side of the work
EP21777247.4A 2020-09-11 2021-09-09 Method and device for electrostatic coating metal strips Active EP4210877B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020123740.5A DE102020123740A1 (en) 2020-09-11 2020-09-11 Process and device for the electrostatic coating of metal strips
PCT/EP2021/074819 WO2022053559A1 (en) 2020-09-11 2021-09-09 Method and device for electrostatically coating metal strips

Publications (3)

Publication Number Publication Date
EP4210877A1 EP4210877A1 (en) 2023-07-19
EP4210877C0 true EP4210877C0 (en) 2024-04-03
EP4210877B1 EP4210877B1 (en) 2024-04-03

Family

ID=77910772

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21777247.4A Active EP4210877B1 (en) 2020-09-11 2021-09-09 Method and device for electrostatic coating metal strips

Country Status (3)

Country Link
EP (1) EP4210877B1 (en)
DE (1) DE102020123740A1 (en)
WO (1) WO2022053559A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4268970A1 (en) * 2022-04-29 2023-11-01 Speira GmbH Strip coating device and method for creating a conversion and / or passivation coating on at least one surface of a metal strip
CN116273630B (en) * 2023-02-15 2024-02-27 广东宝冠板材科技有限公司 Color-coated plate production line

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984001524A1 (en) * 1982-10-21 1984-04-26 Sale Tilney Technology Plc Blades for electrostatic coating, apparatuses incorporating such blades and processes using such blades
US5464577A (en) 1994-01-04 1995-11-07 Minnesota Mining And Manufacturing Company Method of thickness control for dies
DE10129250A1 (en) * 2000-12-16 2002-06-20 Klaschka Gmbh & Co Fluid nozzle for application of broad fluid layer to component surface has spray gap defined by gap walls, one of which is moveable at right angles to the spray gap
DE10119633A1 (en) * 2001-04-20 2002-10-24 Nordson Corp Fluid-distributor has basic body containing supply-duct connected to outlet duct and opening, valves and nozzles
DE10249080A1 (en) * 2002-10-21 2004-04-29 Nordson Corp., Westlake Method and device for applying flowable materials to substrates
MXPA05012994A (en) * 2003-06-03 2006-03-16 Avery Dennison Corp Die assembly.
US7626602B2 (en) 2006-09-15 2009-12-01 Mcshane Robert J Apparatus for electrostatic coating
DE102011001140A1 (en) 2011-03-08 2012-09-13 Thyssenkrupp Steel Europe Ag Flat steel product, method for producing a flat steel product and method for producing a component
ES2459307T3 (en) 2011-09-15 2014-05-08 Hydro Aluminium Rolled Products Gmbh Production procedure for AlMgSi aluminum band
DE102015119818A1 (en) * 2015-11-17 2017-05-18 V.I.E. Systems GmbH CURTAIN NOZZLE FOR COATING A SUBSTRATE WITH A VARIABLE SPIDER WIDTH

Also Published As

Publication number Publication date
WO2022053559A1 (en) 2022-03-17
EP4210877A1 (en) 2023-07-19
EP4210877B1 (en) 2024-04-03
DE102020123740A1 (en) 2022-03-17

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