WO2017018955A1 - Innovation relative à un système de chauffage qui est utilisé dans un processus de poudrage électrostatique de plaques sensibles à la température - Google Patents

Innovation relative à un système de chauffage qui est utilisé dans un processus de poudrage électrostatique de plaques sensibles à la température Download PDF

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Publication number
WO2017018955A1
WO2017018955A1 PCT/TR2016/000104 TR2016000104W WO2017018955A1 WO 2017018955 A1 WO2017018955 A1 WO 2017018955A1 TR 2016000104 W TR2016000104 W TR 2016000104W WO 2017018955 A1 WO2017018955 A1 WO 2017018955A1
Authority
WO
WIPO (PCT)
Prior art keywords
heating
mentioned
heated
pans
heating system
Prior art date
Application number
PCT/TR2016/000104
Other languages
English (en)
Inventor
Omer Hakan Okutan
Ahmet Ozcan
Ilhan GUVEM
Recep PIYADE
Original Assignee
Pulver Kimya San. Ve Tic. A. S.
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 Pulver Kimya San. Ve Tic. A. S. filed Critical Pulver Kimya San. Ve Tic. A. S.
Priority to EP16790753.4A priority Critical patent/EP3329197A1/fr
Priority to EA201890413A priority patent/EA034658B1/ru
Priority to UAA201801757A priority patent/UA122153C2/uk
Publication of WO2017018955A1 publication Critical patent/WO2017018955A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
    • B05D3/0254—After-treatment
    • B05D3/0263—After-treatment with IR heaters

Definitions

  • Invention is related to a heating system without any need of forced air fans, decreasing thermal instability on the surface of the portion that is developed on the purpose of providing homogeneous heating arrangement in need of coating with raw material which is the energy absorption spectrum of the products having temperature sensitive surfaces.
  • Invention is particularly related to the heating system by which heating is carried out with the infra-red radiation method and which can reach to chemical reaction temperature in a short time by the method, and which can be used in electrostatic powder coating containing algorithms that provide process in typical forms.
  • hot air blowing nozzles are used between 1-12 m/seconds. Because of the fact that the heating takes a long time with natural flow and temperature distribution in the portions that are not regular is not equal, heating time with the forced air stream is shortened and temperature distribution on the portion is procured.
  • the heating method with forced air stream decreasing temperature distribution instability and increasing the air transmission is preferable, it also contains risks such as conveying dust and dirt of air stream and contaminating the portion.
  • Heating systems and furnaces with the purpose of process of raw material (powder) that are energy absorption spectrum used in the background of the technique are designed according to the fact that the surfaces heated are metal. Deviations can occur up to ⁇ 25°C from the target value during the heating process on the metal portion. In order to eliminate the risks which are formed by these differences, furnace temperature is mostly adjusted over the subsidiary limit value. As it is possible that the excessively heated metal components heat the cold parts via the thermal conduction, thermal differences decrease in progress of time. By this means, it is procured that the chemical bond of the powder on the metal portion is established. Nevertheless, in addition to the heating that is carried out via conventional method, forced air stream is used that is up to 1-12 m/seconds.
  • the air stream contains risks such as conveying dust and dirt of air stream and contaminating the portion.
  • gas panels are used with the intent of high-speed heating with IR (infra-red).
  • IR infra-red
  • burning and heat rash can be faced on the sensitive surfaces.
  • problems on the metal portions are not observable that much, via said methods, there are some problems faced when it is attempted to heat the portions having temperature sensitive surfaces such as plastic, wood and composite as they are mentioned below;
  • thermoplastic adhesives are used in the combination of the composite materials, these adhesives become functionless in excessive heating and the composite product which is thought to be colored is decomposed to the major components.
  • furnace powder coating unit consists of infrared heating material (5) performing heating process and providing that the kilning process is economically, rapidly and practically carried out particularly in automotive kilning processes within industrial coating kilning processes, insulation material (4) providing that the heating is effectively used, an exterior wall (1) placed as it surrounds the whole cabinet, sheet plate (6) providing infra-red heat effectively reaches the cabinet, material inlet door providing the material to be fired to enter inside the cabinet".
  • infra-red heaters are used for the process of heating of the metal surface after coloring.
  • the negativity mentioned above are faced when the heating systems used in coloring process of the metal plates are used for coloring the portions having temperature sensitive surfaces, powder using and heating.
  • WO03074199 numbered patent application is related to a method wherein coating polymerization is used. Coating which is applied on at least one surface of the product is exposed to at least one radiation as the infra-red rays with short or medium wavelength. Said invention is related to consecutively IR lamps actuating of short and medium wavelength and on-off controlling as time base.
  • EP0330237B1 numbered patent application is related to plastification of the doors static condition. Heating system wherein the techniques used mentioned above which is used for said invention is not applicable for powder applying.
  • Purpose of the invention is to provide heating arrangement homogeneous heating arrangement in need of coating with the raw material which is the energy absorption spectrum of the products having temperature sensitive surfaces.
  • Another purpose of the invention is to remove asymmetrical cooling effect originated from heated air rising with the heating arrangement.
  • Another purpose of the invention is to convey the numerical value that are procured from the sensors that generate electrical signals tracking the desired surface in a contactless way to the desirable temperature value by using medium temperature, portion temperature and feed rate data via a mathematical formulation in a short time with high precision.
  • Another important purpose of the invention is to absorb the energy of the surface of the portion and to reach to the chemical reaction temperature in short time with this method because of the fact that heating will be carried out with the infra-red radiation.
  • Another purpose of the invention is to reach to the desirable temperature value which is procured with the infra-red radiation method in a shorter time compared to the processes in the background of the technique.
  • Purpose of the invention is to minimize the level of the thermal instability on the surface of the portion.
  • Another purpose of the invention is to remove the excessive heating parts because of the fact that it is possible to control the heaters in a short reaction time.
  • Another purpose of the invention is to shorten the heating time by using raw material (powder) which is the energy absorption spectrum in the same wave length via infra-red radiation and to prevent gasses problem by the method. By this means, exterior surface is coated before the internal part is heated.
  • Another purpose of the invention is to save facility area by decreasing furnace length to 5-12 meters instead of 30-40 meters in the portions having temperature sensitive surfaces such as plastic, wood and composite panels that are slowly heated.
  • Another purpose of the invention is to remove excessive heating requirement because of the fact that the heating is carried out with low deviation (for example, ⁇ 1C°) according to the target values.
  • Another purpose of the invention is to prevent unnecessary heating inside the furnace because of the fact that the portions to be only heated are heated by radiation method and to provide energy saving because of the fact that there is no need of using the forced air fan.
  • FIGURE 2 is a drawing indicating top view of the heating pans of the system which is the subject of the invention.
  • FIGURE 3 is a drawing indicating side view of drying furnace and the heating pan array of the system which is the subject of the invention.
  • FIGURE 4 is a figure indicating delta array form of the heating pans of the heating system
  • FIGURE 5 is a figure indicating heating pan array of stereoscopical heating system
  • FIGRURE 6 is a drawing indicating contactless measurements which are measured by heat meter sensor of the system which is the subject of the invention.
  • FIGRURE 7 is a drawing indicating heat meter sensor factor of the system which is the subject of the invention.
  • FIGRU E 8 is a drawing indicating robotic heating head factor of the system which is the subject of the invention.
  • FIGRURE 9 is a drawing indicating side heating pans of the system which is the subject of the invention.
  • FIGURE 10 is a drawing indicating the movements of transmission chain of the system which is the subject of the invention.
  • Heating System 110 Heating Pan 111. Additional Heating Pan
  • Invention is related to a heating system (100) without any need of forced air fans, decreasing thermal instability on the surface of the product to be heated (120), having asymmetrical heating arrangement and developed on the purpose of providing homogeneous heating arrangement in need of coating with raw material which is the energy absorption spectrum of the products having temperature sensitive surfaces.
  • Said heating system (100) is constituted for raw materials having energy absorption spectrum on their surfaces such as powder to complete chemical reaction before the heat which is formed with the radiation on the surface is conveyed inside the layers of the panel plate for products to be heated (120) such as panel plates.
  • This heating system (100) consists of;
  • Heat insulation cabinet (130) which is applicable for inlet and outlet of carrier conveyor
  • At least one contactless heat meter sensor (150) which is electronically coupled to each heating pan (110),
  • Robotic heating head (140) providing cold parts to reach the deserved temperature with hot foehn by detecting heating differences on the surfaces by means of electromechanical system within
  • a transmission chain (160) providing hot air which arises in the top of heat insulation cabinet (130) orient to the base of the heat insulation cabinet (130),
  • the heat insulation cabinet (130) comprises of at least two sliding door systems with the intent of providing heat saving to the entries.
  • the doors includes an adjustable structure according to the measurements of the product to be heated (120) passing through heat insulation cabinet (130).
  • Heat insulation cabinet (130) has the feature of properly openable to the human entries for the maintenance inside when it is needed and passage range distance should be between 5-35 cm.
  • Heating pans (110) are located as they will be 10-1000 pieces inside the heat insulation cabinet (130). There is a graphic interface indicating heating and power values belonging to each heating pan (110). As the graphic interface are LCD panels, they can be both gradual and colorful LED neons.
  • Heating pans (110) which are indicated in figure 1, inside the heat insulation cabinet (130) which is used in heating system (100) are asymmetrically located in order to form an air stream with the same flow rate with the products to be heated (120).
  • heating pans (111) in order to heat the side edges and alcoves of the products to be heated (120), additional heating pans (111) whose angle and location are robotically adjusted can be used. Locations of the said heating pans (110) according to the geometry of the products to be heated (120), number of the heating pan (110) to work and their angles according to one another can be adjusted via main frame. Heating pans (110) have electrical or gassy structure with the IR radiation to be used.
  • Contactless heat meter sensors (150) generate electrical signals by tracking surface which is desired to be heated in a contactless way. Numerical values that are received from the heat meter sensors (150) are provided to reach the desirable temperature value with high precision in a short time, via the typical algorithm by using medium temperature and portion temperature and the feed rate data.
  • the algorithm calculating applicable radiation value by analyzing the raw data which is procured from the heat meter sensors (150) and electronical power control card by which the data is conveyed are used in order to provide the homogeneous heating arrangement needed in the powder coating process of the products having temperature sensitive surfaces.
  • Ta and To are the root mean square of the temperature values that can be 2,3,4,5 pieces. For example, for 5 pieces indicating,
  • Ga 100/(1 + ( ⁇ ⁇ ) )
  • Heaters inside the heating systems (100) which is used in the background of the technique are arrayed with a certain order.
  • rising air on the heated surface creates a cooling effect in 1,5 KW/m 2 level.
  • heating pans (110) are located inside the heat insulation cabinet (130) as they face the portion base.
  • Heating pan (110) array inside the heating system (100) has delta form as it is indicated in figure 4 in a sample usage of the heating system (100) which is the subject of the invention.
  • This array begins from the inlet of the heat insulation cabinet (130) of the panel plate and continues by decreasing the heating pans (110).
  • delta array panel plate passing through the first heating column wherein the bottom is cool and the top is heated to a degree close to the target temperature, in the next heating columns, the heating pan (110) decreases with a descending order.
  • heating pans (110) that are descending from the roof of the heat insulation cabinet (130) to the base of the heating pans (110)
  • heating pans (110) start heating panel plate located close to the base of the heat insulation cabinet (130) while panel plate which is the product to be heated (120) is inside the heat insulation cabinet (130) and while the heated air rising, top parts of the panel plate start heating in a convective way.
  • On the surface of the product to be heated (120) is provided that temperature of the bottom and the top is the same.
  • heating pans (110) wherein their arrays are regularly provided.
  • smart vision system is used.
  • An electromechanical system providing stereoscopical heating which provides the detection of the parts with temperature difference on the surface via the system, provides reaching the desired temperature in three seconds maximum with robotic heating heads (140) and hot foehn, and adjusting the power density in the heating pans (110) is used.
  • the stereoscopical array which is used in this system is indicated in figure 5 as heating pans (110) array in the heating system (100).
  • heating pans (110) in the stereoscopical heating array are located inside the heat insulation cabinet (130) as weak power heating pans (112), normal power heating pans (113) and intensive heating pans (114).
  • intensive heating pans (114) in the base of heat insulation cabinet (130) normal power heating pans (113) and weak power heating pans (112) are arrayed as parallels in order to the ground plane as they correspond at least to a line.
  • electromechanical system providing stereoscopical heating and carrying out last control process, for properly carrying out contactless measurement and in order not to be affected by the heat in the insulation cabinet (130), it is located anywhere outside the heat insulation cabinet (130).
  • It includes data accumulation system with the floating point which is integrated on the surface of the product to be heated (120) wherein heat control is provided on product to be heated (120) that progresses at a rate of 0.3-2 m/min. depending on the conveyor which is hung in heat insulation cabinet (130).
  • heat control is provided with heat meter sensors (150) which track the product to be heated (120) located on the movable head.
  • Motion perception sensors which are used in the heads use "hot spot tracking" principle distinctively than the sensors exist in the security cameras.
  • temperature distribution on the product to be heated (120) is detected.
  • the heating pans (110) passing by as long as the feeding occurs are provided to reach the desired temperature value on the basis of the parts of the product to be heated (120) by reducing and increasing the power.
  • the hot air existing on the top of the heat insulation cabinet (130) is oriented to downwards blowing.

Landscapes

  • Drying Of Solid Materials (AREA)
  • Resistance Heating (AREA)
  • Coating Apparatus (AREA)
  • Paints Or Removers (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)

Abstract

La présente invention concerne un système de chauffage (100) pouvant être utilisé dans un poudrage électrostatique contenant des algorithmes qui fournissent un processus sous des formes typiques, fournissant un chauffage homogène nécessaire dans le processus de revêtement, avec la poudre, du produit à chauffer (120) qui a des surfaces sensibles à la température, et exécutant le chauffage avec un procédé de rayonnement infrarouge pour absorber de l'énergie et atteindre des températures de réaction chimique.
PCT/TR2016/000104 2015-07-30 2016-07-29 Innovation relative à un système de chauffage qui est utilisé dans un processus de poudrage électrostatique de plaques sensibles à la température WO2017018955A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP16790753.4A EP3329197A1 (fr) 2015-07-30 2016-07-29 Innovation relative à un système de chauffage qui est utilisé dans un processus de poudrage électrostatique de plaques sensibles à la température
EA201890413A EA034658B1 (ru) 2015-07-30 2016-07-29 Нововведение, которое относится к нагревательной системе, применяемой в процессе нанесения порошкового покрытия на чувствительные к температуре пластины
UAA201801757A UA122153C2 (uk) 2015-07-30 2016-07-29 Нагрівальна система, яка застосовується в процесі нанесення порошкового покриття на пластини, чутливі до температури

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TR201509467 2015-07-30
TR2015/09467 2015-07-30

Publications (1)

Publication Number Publication Date
WO2017018955A1 true WO2017018955A1 (fr) 2017-02-02

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Application Number Title Priority Date Filing Date
PCT/TR2016/000104 WO2017018955A1 (fr) 2015-07-30 2016-07-29 Innovation relative à un système de chauffage qui est utilisé dans un processus de poudrage électrostatique de plaques sensibles à la température

Country Status (4)

Country Link
EP (1) EP3329197A1 (fr)
EA (1) EA034658B1 (fr)
UA (1) UA122153C2 (fr)
WO (1) WO2017018955A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107687758A (zh) * 2017-08-30 2018-02-13 芜湖美威包装品有限公司 泡沫内水渍清理装置
CN108030459A (zh) * 2017-12-13 2018-05-15 邱诗俊 一种餐盘管理系统及餐盘加热方法

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4591333A (en) * 1985-03-26 1986-05-27 Lincoln Manufacturing Company, Inc. Impingement oven with radiant panel
EP0330237B1 (fr) 1988-02-25 1994-05-04 Hörmann KG Brockhagen Procédé de revêtement avec des matières synthétiques de portes ou panneaux pour portes
US20020088137A1 (en) * 2001-01-09 2002-07-11 Mark Savarese Drying appartus and methods
WO2003074199A2 (fr) 2002-03-06 2003-09-12 Solaronics Technologies Procede de photopolymerisation d'un revetement polymerisable, installation pour la mise en oeuvre de de procede et produit portant un revetement obtenu
US20040043156A1 (en) * 1999-05-26 2004-03-04 Emch Donaldson J. Multi-stage processes for coating substrates with multi-component composite coating compositions
DE102005003802A1 (de) * 2004-12-10 2006-06-14 Nütro Maschinen- und Anlagenbau GmbH & Co. KG Strahlungsgerät sowie Pulverauftragsstation und Anordnung zur Beschichtung von temperatursensiblen Materialien und Verfahren hierzu
TR200907515U (tr) 2009-10-02 2010-01-21 Çakmak Kubi̇lay Fırınlama boya ünitelerinde yenilik
US20100266782A1 (en) * 2009-04-15 2010-10-21 Robert Langlois Method of powder coating-multiple layer powder applications of thermoset powder in a single booth for conductive and non-conductive substrates
CN103917345A (zh) * 2011-05-25 2014-07-09 励泰科技有限公司 粉末涂覆方法以及被涂覆粉末的工件

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4591333A (en) * 1985-03-26 1986-05-27 Lincoln Manufacturing Company, Inc. Impingement oven with radiant panel
EP0330237B1 (fr) 1988-02-25 1994-05-04 Hörmann KG Brockhagen Procédé de revêtement avec des matières synthétiques de portes ou panneaux pour portes
US20040043156A1 (en) * 1999-05-26 2004-03-04 Emch Donaldson J. Multi-stage processes for coating substrates with multi-component composite coating compositions
US20020088137A1 (en) * 2001-01-09 2002-07-11 Mark Savarese Drying appartus and methods
WO2003074199A2 (fr) 2002-03-06 2003-09-12 Solaronics Technologies Procede de photopolymerisation d'un revetement polymerisable, installation pour la mise en oeuvre de de procede et produit portant un revetement obtenu
DE102005003802A1 (de) * 2004-12-10 2006-06-14 Nütro Maschinen- und Anlagenbau GmbH & Co. KG Strahlungsgerät sowie Pulverauftragsstation und Anordnung zur Beschichtung von temperatursensiblen Materialien und Verfahren hierzu
US20100266782A1 (en) * 2009-04-15 2010-10-21 Robert Langlois Method of powder coating-multiple layer powder applications of thermoset powder in a single booth for conductive and non-conductive substrates
TR200907515U (tr) 2009-10-02 2010-01-21 Çakmak Kubi̇lay Fırınlama boya ünitelerinde yenilik
CN103917345A (zh) * 2011-05-25 2014-07-09 励泰科技有限公司 粉末涂覆方法以及被涂覆粉末的工件

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107687758A (zh) * 2017-08-30 2018-02-13 芜湖美威包装品有限公司 泡沫内水渍清理装置
CN107687758B (zh) * 2017-08-30 2020-04-17 芜湖美威包装品有限公司 泡沫内水渍清理装置
CN108030459A (zh) * 2017-12-13 2018-05-15 邱诗俊 一种餐盘管理系统及餐盘加热方法

Also Published As

Publication number Publication date
UA122153C2 (uk) 2020-09-25
EP3329197A1 (fr) 2018-06-06
EA034658B1 (ru) 2020-03-03
EA201890413A1 (ru) 2018-10-31

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