EP0297309A3 - Process and device for metering and regulating the powder flow in a powder spray coating installation - Google Patents

Process and device for metering and regulating the powder flow in a powder spray coating installation Download PDF

Info

Publication number
EP0297309A3
EP0297309A3 EP88108891A EP88108891A EP0297309A3 EP 0297309 A3 EP0297309 A3 EP 0297309A3 EP 88108891 A EP88108891 A EP 88108891A EP 88108891 A EP88108891 A EP 88108891A EP 0297309 A3 EP0297309 A3 EP 0297309A3
Authority
EP
European Patent Office
Prior art keywords
powder
metering
regulating
spray coating
coating installation
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
EP88108891A
Other languages
German (de)
Other versions
EP0297309B1 (en
EP0297309A2 (en
Inventor
Robert Lehmann
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.)
Gema Switzerland GmbH
Original Assignee
Gema Switzerland 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 Gema Switzerland GmbH filed Critical Gema Switzerland GmbH
Publication of EP0297309A2 publication Critical patent/EP0297309A2/en
Publication of EP0297309A3 publication Critical patent/EP0297309A3/en
Application granted granted Critical
Publication of EP0297309B1 publication Critical patent/EP0297309B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • B05B7/14—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 designed for spraying particulate materials
    • B05B7/1404—Arrangements for supplying particulate material
    • 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
    • B05B12/085—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 flow or pressure of liquid or other fluent material to be discharged
    • 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
    • B05B7/14—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 designed for spraying particulate materials
    • B05B7/1404—Arrangements for supplying particulate material
    • B05B7/1472—Powder extracted from a powder container in a direction substantially opposite to gravity by a suction device dipped into the powder
EP88108891A 1987-07-02 1988-06-03 Process and device for metering and regulating the powder flow in a powder spray coating installation Expired - Lifetime EP0297309B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19873721875 DE3721875A1 (en) 1987-07-02 1987-07-02 METHOD AND DEVICE FOR A POWDER SPRAY COATING SYSTEM
DE3721875 1987-07-02

Publications (3)

Publication Number Publication Date
EP0297309A2 EP0297309A2 (en) 1989-01-04
EP0297309A3 true EP0297309A3 (en) 1989-10-18
EP0297309B1 EP0297309B1 (en) 1993-12-22

Family

ID=6330768

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88108891A Expired - Lifetime EP0297309B1 (en) 1987-07-02 1988-06-03 Process and device for metering and regulating the powder flow in a powder spray coating installation

Country Status (4)

Country Link
US (1) US4941778A (en)
EP (1) EP0297309B1 (en)
JP (1) JPH0661498B2 (en)
DE (2) DE3721875A1 (en)

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DE4033470C1 (en) * 1990-10-20 1992-04-02 Grafotec Kotterer Gmbh, 8901 Diedorf, De
FR2680416B1 (en) * 1991-08-12 1995-06-30 Sames Sa FLUIDIZED POWDER FLOW MEASURING METHOD AND FLOW MEASURING DEVICE USING SUCH A METHOD.
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DE4319726A1 (en) * 1993-06-15 1994-12-22 Gema Volstatic Ag Powder conveyor
JP2728847B2 (en) * 1993-07-23 1998-03-18 日本パーカライジング株式会社 Powder flow rate measuring method and apparatus
DE4325044C2 (en) * 1993-07-26 2002-07-18 Itw Gema Ag Powder conveying device, in particular for coating powder
DE4406046C2 (en) * 1994-02-24 1997-11-20 Wagner Int Device and method for measuring a powder mass flow
DE4419987A1 (en) * 1994-06-08 1996-02-29 Gema Volstatic Ag Injector conveyor for the pneumatic conveying of powder
DE4426264A1 (en) * 1994-07-25 1996-02-01 Siemens Ag Method and device for producing and metering a powder aerosol
DE4440417C2 (en) 1994-11-11 1998-07-02 Bayerische Motoren Werke Ag Measuring device for determining a powder content
US5561527A (en) * 1995-03-13 1996-10-01 Hughes Aircraft Company Optical sensing apparatus for CO2 jet spray devices
DE19514326C2 (en) * 1995-04-18 1998-04-02 Wolfgang Peltzer Device for blowing in particulate insulating materials
DE19548607A1 (en) * 1995-12-23 1997-06-26 Gema Volstatic Ag Powder spray coater
DE19608432A1 (en) * 1996-03-05 1997-09-18 Medicoat Ag Device for controlling the metered feeding of powder to a powder processing unit
DE59709043D1 (en) * 1996-08-07 2003-02-06 Elpatronic Ag Bergdietikon Injector arrangement for conveying a powdery material
DE19650112C1 (en) * 1996-12-03 1998-05-20 Wagner Int Device and method for measuring a powder mass flow
DE19717353A1 (en) * 1997-04-24 1998-11-05 Wagner Int Powder coating system with several coating units arranged vertically
DE19808765A1 (en) * 1998-03-02 1999-09-16 Wagner Int Powder coating system and method for feeding and mixing powder in a coating system
DE19824802A1 (en) * 1998-06-03 1999-12-09 Itw Gema Ag Powder feed injector
JP4045022B2 (en) * 1998-07-29 2008-02-13 株式会社カワタ Powder measuring device
DE19847258B4 (en) * 1998-10-02 2008-09-04 Thyssenkrupp Anlagenservice Gmbh Method and apparatus for condition detection of coating compositions in the electrostatic coating of objects
DE19910748A1 (en) 1999-03-11 2000-09-14 Itw Gema Ag Powder coating device
DE19949659C2 (en) * 1999-10-14 2002-06-13 Wagner Internat Ag Altstaetten Method and device for determining a powder quantity or powder quantity change in a container
US6668663B2 (en) * 2000-12-27 2003-12-30 Analytical Engineering, Inc. Method and apparatus to determine flow rate with the introduction of ambient air
DE10111383B4 (en) * 2001-03-09 2006-02-09 Wagner International Ag Process for conveying coating powder to a coating unit and associated powder conveying device
DE20107767U1 (en) 2001-05-08 2001-07-12 Wagner Internat Ag Altstaetten Cabin for powder coating workpieces
US6641778B2 (en) * 2001-05-17 2003-11-04 National Research Council Of Canada Device and method for regulating flow of particulate material, especially small flows of fine powder
CH696062A5 (en) 2002-04-03 2006-12-15 Kuenzler Robert Ag Powder injector.
DE10357814A1 (en) * 2003-12-10 2005-07-14 Itw Gema Ag Gas line system, in particular in a powder spray coating device
CA2515087C (en) * 2004-09-10 2015-03-17 Sulzer Metco Ag A plasma spraying apparatus and also a method for monitoring the condition of a plasma apparatus
EP1635623B1 (en) * 2004-09-10 2017-10-04 Oerlikon Metco AG, Wohlen Plasma spray device and method for controlling the status of a plasma spray device
DE102005007242A1 (en) * 2005-02-17 2006-08-24 Itw Gema Ag Compressed air throttle device and powder spray coating device
DE102005010835A1 (en) * 2005-03-07 2006-09-14 Itw Gema Ag Spray coating control unit
US20070074656A1 (en) * 2005-10-04 2007-04-05 Zhibo Zhao Non-clogging powder injector for a kinetic spray nozzle system
US8132740B2 (en) * 2006-01-10 2012-03-13 Tessonics Corporation Gas dynamic spray gun
US9207172B2 (en) * 2011-05-26 2015-12-08 Kidde Technologies, Inc. Velocity survey with powderizer and agent flow indicator
US8767214B2 (en) * 2011-10-06 2014-07-01 Nordson Corporation Powder flow detection
CN103447187A (en) * 2012-05-30 2013-12-18 上海蓝蔚科技发展有限公司 Calculation method for controlling speed of spraying machine according to catalyst loading
NL1039764C2 (en) * 2012-08-17 2014-02-18 J O A Technology Beheer B V A method of, a control system, a device, a sensor and a computer program product for controlling transport of fibrous material in a transport line of a pneumatic conveying system.
KR102182754B1 (en) * 2016-07-27 2020-11-25 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. Powder provision in three-dimensional (3D) additive manufacturing
DE102016014947A1 (en) 2016-12-14 2018-06-14 Dürr Systems Ag Printhead for applying a coating agent
DE102016014955A1 (en) 2016-12-14 2018-06-14 Dürr Systems Ag Coating device and corresponding coating method
DE102016014919A1 (en) 2016-12-14 2018-06-14 Dürr Systems Ag Application device and method for applying a coating agent
DE102016014952A1 (en) 2016-12-14 2018-06-14 Dürr Systems Ag Coating device for coating components
DE102016014948A1 (en) 2016-12-14 2018-06-14 Dürr Systems Ag Printhead and related operating procedures
DE102016014946A1 (en) 2016-12-14 2018-06-14 Dürr Systems Ag Printhead for applying a coating agent to a component
DE102016014953A1 (en) 2016-12-14 2018-06-14 Dürr Systems Ag Painting plant and corresponding painting process
DE102016014943A1 (en) 2016-12-14 2018-06-14 Dürr Systems Ag Printhead with tempering device
DE102016014944A1 (en) 2016-12-14 2018-06-14 Dürr Systems Ag Coating method and corresponding coating device
DE102016014951A1 (en) * 2016-12-14 2018-06-14 Dürr Systems Ag Coating device and associated operating method
DE102016014956A1 (en) 2016-12-14 2018-06-14 Dürr Systems Ag Coating device and associated operating method
DE102017103316A1 (en) * 2017-02-17 2018-08-23 Gema Switzerland Gmbh POWDER CONVEYOR FOR PROMOTING COATING POWDER AND VENTURI NOZZLE ARRANGEMENT
JP6678888B1 (en) * 2019-07-29 2020-04-15 有限会社東京建商 A management system that allows you to check the material discharge rate and discharge rate during semi-dry rock wool spraying work during construction.

Citations (5)

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Publication number Priority date Publication date Assignee Title
US2953681A (en) * 1954-09-21 1960-09-20 Standard Oil Co System for measuring mass flow rate by radiation
US3997433A (en) * 1975-07-18 1976-12-14 Liu Benjamin Y H Method and apparatus for generating dry dust particles
US4228353A (en) * 1978-05-02 1980-10-14 Johnson Steven A Multiple-phase flowmeter and materials analysis apparatus and method
EP0166092A1 (en) * 1984-06-22 1986-01-02 J. Wagner GmbH Method and apparatus for adjusting a flow control valve of a paint spray gun
EP0183637A1 (en) * 1984-11-28 1986-06-04 United Technologies Corporation Apparatus for accurate determination of powder content in flowing gas stream

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US2987221A (en) * 1957-08-29 1961-06-06 Union Carbide Corp Powder ejector assembly
US3498719A (en) * 1965-02-18 1970-03-03 Continental Can Co Photoelectric consistency indicator for pulp
GB1285977A (en) * 1968-12-23 1972-08-16 Gam Rad Improved turbidimeter
CH584886A5 (en) * 1974-10-09 1977-02-15 Balzers Patent Beteilig Ag
DE2849295C2 (en) * 1978-11-14 1985-04-04 Ransburg-Gema AG, St.Gallen Spray coating device for coating objects
DE2849269C2 (en) * 1978-11-14 1980-11-27 Gema Ag, Apparatebau, St. Gallen (Schweiz) Process for powder spraying and pneumatic powder spraying device
DE3016458A1 (en) * 1980-04-29 1981-11-19 Robert Bosch Gmbh, 7000 Stuttgart Coating thickness of article measured immediately after application - by radiometric thickness method and used to regulate coating apparatus
US4381894A (en) * 1980-11-06 1983-05-03 Inficon Leybold-Heraeus, Inc. Deposition monitor and control system
DD206309A3 (en) * 1981-07-17 1984-01-18 Kretschmer Horst METHOD FOR REGULATING MASS STRUCTURES
IT1172582B (en) * 1983-02-23 1987-06-18 Ciampolini Alberto Strumenti SYSTEM AND APPARATUS FOR THE DETECTION AND COMPUTATION OF PARTICLES PRESENT IN A SUSPENSION IN TRANSIT, FOR HAEMATOLOGICAL ANALYSIS AND OTHER
US4519257A (en) * 1983-07-26 1985-05-28 Simpkins Otto K Electronic flow meter for measuring flow of bulk solids pneumatically conveyed through a hose
DE3432494C2 (en) * 1984-09-04 1995-07-27 Buerkert Gmbh Control arrangement for controlling the throughput of gas or liquid flows in pipelines
FR2579487B1 (en) * 1985-03-26 1989-05-12 Canon Kk APPARATUS FOR CONTROLLING THE FLOW OF FINE PARTICLES

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2953681A (en) * 1954-09-21 1960-09-20 Standard Oil Co System for measuring mass flow rate by radiation
US3997433A (en) * 1975-07-18 1976-12-14 Liu Benjamin Y H Method and apparatus for generating dry dust particles
US4228353A (en) * 1978-05-02 1980-10-14 Johnson Steven A Multiple-phase flowmeter and materials analysis apparatus and method
EP0166092A1 (en) * 1984-06-22 1986-01-02 J. Wagner GmbH Method and apparatus for adjusting a flow control valve of a paint spray gun
EP0183637A1 (en) * 1984-11-28 1986-06-04 United Technologies Corporation Apparatus for accurate determination of powder content in flowing gas stream

Also Published As

Publication number Publication date
JPH0661498B2 (en) 1994-08-17
US4941778A (en) 1990-07-17
DE3721875A1 (en) 1989-01-12
JPS6411662A (en) 1989-01-17
EP0297309B1 (en) 1993-12-22
DE3886453D1 (en) 1994-02-03
EP0297309A2 (en) 1989-01-04

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