CN100402159C - Color figure painting apparatus and method - Google Patents

Color figure painting apparatus and method Download PDF

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Publication number
CN100402159C
CN100402159C CNB021481520A CN02148152A CN100402159C CN 100402159 C CN100402159 C CN 100402159C CN B021481520 A CNB021481520 A CN B021481520A CN 02148152 A CN02148152 A CN 02148152A CN 100402159 C CN100402159 C CN 100402159C
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China
Prior art keywords
coating
spray
paint
coated article
decorative pattern
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Expired - Fee Related
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CNB021481520A
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Chinese (zh)
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CN1416965A (en
Inventor
藤泽潡久
菊田真人
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Kansai Paint Co Ltd
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Kansai Paint Co Ltd
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Publication of CN1416965A publication Critical patent/CN1416965A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02Spray pistols; Apparatus for discharge
    • B05B7/08Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/50Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/24Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00Processes for applying liquids or other fluent materials
    • B05D1/02Processes for applying liquids or other fluent materials performed by spraying
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D5/00Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
    • B05D5/06Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects

Abstract

Provided is a coating equipment and a coating method for a multi-color pattern, in which even in the high-speed coating of a coil-coating process etc., a homogeneous multi-color pattern coating-film can still be formed by means of a spray-coating. In a coating equipment, a coating material with more than two colors is spray-coated to form a multi-color pattern coating-film in band-shaped coated article moved with a speed larger than 10m/min. Said coating equipment includes a coating device, in which several spray-coating machines, which have more than 2 nozzles for vomiting the coating material, are fixed to the supporting-body for the coating machine, the nozzles for vomiting the coating material are arranged towards the coated face, and the coating materials with different colors are vomited from at least two nozzles of the spray-coating machine; a coating-material supply-device, in which the coating materials with more than 2 colors and stored respectively in a tank are supplied to the vomiting nozzles of each spray-coating machine by means of pumps; a local gas-removal device, which can captures the coating material dusts occurred in the spray-coating.

Description

Multi-color decorative pattern coating equipment and multi-color decorative pattern coating process
Technical field
A kind ofly in coil painting high speed applications such as (coil coating), also can adopt spray-coating to form multi-color decorative pattern coating equipment and multi-color decorative pattern coating process that uniform multi-color decorative pattern is filmed even the present invention relates to.
Background technology
In the past, when the coated article that moves is carried out spray-coating, come application, make the application track become very big zigzag in order on the width of the coated article that moves, to make spray gun for paint carry out big reciprocating motion (moving back and forth).Therefore,, more than 4m/ divides, will produce the part that is not coated on the coated article usually, exist the problem of the deviation increase of application thickness if accelerate the translational speed of coated article.
On coated article, form the occasion of multi color effect,, therefore need reduce the deviation of application thickness especially because application thickness deviation causes occurring significant decorative pattern deviation.In addition, consider that the speed of moving back and forth that increases spray gun for paint can eliminate the generation of not application part and the deviation of application thickness, if increase the speed that moves back and forth but exist, then the craspedodrome of coating particle has very big difference along with the size of the coating particle of nozzle ejection, thereby makes floral designs that chaotic problem take place.
As the method that overcomes the above problems, the inventor opens the spy and has proposed to adopt spray-coating to form evenly in the flat 2000-296357 communique and the method for the multi color effect that aesthetic property is good in high speed applications such as coil painting, promptly, use 2 spray-coating machines with 2 above paint spray nozzles, the different coating of ejection color from least 2 paint spray nozzles of each spray-coating device, make it form the unit secondary color spray patterns that a plurality of these heterochromatic coating mix mutually, on coated article, carry out spray-coating, so that the part of the constituent parts multi color effect pattern that is formed by this a plurality of units secondary color spray patterns coincides with the unit multi color effect pattern that the unit secondary color spray patterns that is close to forms.
Though adopt this method to solve the above problems, dusting of existing in actual paint line that decorative pattern repeatability that the change because of each color spray volume causes and air atomizing application cause problem such as disperse.
The objective of the invention is to, providing a kind of can address the above problem, and can adopt multi-color decorative pattern coating equipment and the multi-color decorative pattern coating process that spray-coating forms evenly and the good multi-color decorative pattern of aesthetic property is filmed for the banded coated article of high-speed mobile.
Disclosure of the Invention
The invention provides:
1. multi-color decorative pattern coating equipment, it is the coating equipment that the coating formation multi-color decorative pattern more than spray-coating 2 looks is filmed on the banded coated article that divides above speed to move with 10m/, it is characterized in that this coating equipment has:
A plurality of spray-coating machines that will have 2 above paint spray nozzles are fixed on the coating machine support, make each paint spray nozzle towards coated article face ground configuration, make the painting device of coating of at least 2 paint spray nozzles ejection color inequalities of this spray-coating machine,
Coating more than 2 looks that are stored in respectively in the jar is supplied to paint feeding device in each paint spray nozzle of each spray-coating machine through pump, and
The partial exhaust gas device that the coating that produces when being used to catch this spray-coating dusts.
2.1 described coating equipment wherein, makes that a plurality of spray-coating machines are simultaneously equidirectional goes up that short distance is liftoff to move back and forth on one side, Yi Bian carry out spray-coating.
3.1 or 2 described coating equipments, wherein, each spray-coating machine is the multiinjector spray gun with paint spray nozzle adjacent more than 2.
4.1~3 each described coating equipments, wherein, painting device send formula certainly for what advance, retreat when application finishes when the application of appointed coated article face.
5.1 a described coating equipment, wherein, paint feeding device has the function of adjusting the spray volume of paint spray nozzle of all kinds with the coating flow value in the coating supply pathway.
6.1 a described coating equipment possesses to have and cleans the wash mill that each coating is supplied with pathway and each spray-coating machine automatically.
7.1~6 each described coating equipments wherein, on the paint line of the banded coated article that the speed more than dividing with 10m/ moves, do not need this paint line of layout again just can increase or reduce ground each device are set.
8. multi-color decorative pattern coating process, this method is used 1~7 each described coating equipment, to divide the coating more than banded coated article spray-coating 2 looks that above speed moves with 10m/, films thereby form multi-color decorative pattern.
9.8 a described coating process, wherein, banded coated article is to form the strip metal plate that bottom is filmed.
10.8 a described coating process, wherein, banded coated article is to form painted base coating film was filmed, formed in turn to bottom on this bottom is filmed metallic plate on the strip metal plate.
11.9 or 10 described coating process, wherein, bottom is filmed, painted base coating film is to adopt the roll coater application to form.
12.10 or 11 described coating process, wherein, painted base coating film and multi-color decorative pattern are filmed and are formed with damp state.
13. one kind forms the coated plate that multi-color decorative pattern is filmed, and is to adopt 8~12 each described multi-color decorative pattern coating process to obtain.
The specific embodiment
Below use description of drawings embodiment of the present invention.Fig. 1 is the skeleton diagram that the multi-color decorative pattern coating equipment of one embodiment of this invention is shown, Fig. 2 illustrates the coating supply mode that uses among the present invention and the schematic diagram of purging system, and Fig. 3 is the schematic diagram of the configuration of each spray-coating machine in the coating equipment of the present invention and the floral designs that obtained.
Among Fig. 1,1 is painting device, and 2 is paint feeding device, and 3 is the partial exhaust gas device, and 4 is wash mill, and 5 for painting device send guide rail certainly, and 6 is banded coated article, and 7 is roll coater.Banded coated article 6 should be and carries out with roll coater 7 that primary coat application or painted protection application form.
In the painting device 1, a plurality of spray-coating machine 50a~50e that will have 2 above paint spray nozzles are fixed on the coating machine support 51, with each paint spray nozzle each spray-coating machine 50a~50e of coated surface zigzag ground configuration, make the coating of at least 2 paint spray nozzle ejection color inequalities of each spray-coating machine 50a~50e towards coated article 6.
The spray-coating machine 50a~50e with 2 above paint spray nozzles as using among the present invention can enumerate for example multiinjector spray gun for paint, bull spray gun for paint, rotary-atomizing coating machine etc.
Above-mentioned multiinjector spray gun for paint is that 1 application rifle head is arranged on coating machine, and this application rifle head has the coating machine of paint spray nozzle adjacent more than 2.Make the coating of each paint spray nozzle ejection color inequality of multiinjector spray gun for paint, can form the secondary color spray patterns that this heterochromatic coating mixes mutually.
As the multiinjector spray gun for paint, can enumerate for example special spray gun for paint of putting down in writing in the flat 9-299833 communique of opening.The nozzle location of multiinjector spray gun for paint, so long as the heterochromatic coating of each nozzle ejection is mixed mutually, the position that forms even decorative pattern paint layer on coated article gets final product, for example, can be 2 with the top nozzle separate configurations, perhaps also can be that each nozzle disposes with the concentric circles one, interior side nozzle of formation and outside annular nozzle.
For each spray gun for paint, the mixability that can regulate coating particle by the configuration of changing each paint spray nozzle (a, b, c, d).That is,, can increase the mixability between the coating particle of each paint spray nozzle ejection by making between each paint spray nozzle parts mutually near to the degree that can contact.If leave mutually between each paint spray nozzle parts, then the mixability between the coating particle diminishes.There is no particular limitation for distance between each paint spray nozzle, and the distance between paint spray nozzle is below the 15mm usually, is preferably below the 10mm, more preferably below the 5mm.
The multiinjector spray gun for paint has the occasion of 3 above paint spray nozzles, can spray heterochromatic coating by each paint spray nozzle respectively, also can only use the nozzle (for example 2 in 4 nozzles) of necessary number to spray heterochromatic coating.
On the other hand, the bull spray gun for paint for example should be that the spy opens shown in the flat 12-84479 communique, has 2 above application rifle heads in the coating machine, in each application rifle head 1 paint spray nozzle is arranged respectively, and paint spray nozzle should be not close.Each paint spray nozzle that respectively is coated with mounted head (adding up to more than 2) that should make the bull spray gun for paint is towards coated article, the spray patterns of the heterochromatic coating particle that sprays in the paint spray nozzle more than 2 was intersected before the contact coated surface, form the secondary color spray patterns that 2 looks above heterochromatic coating mixes, can form multi color effect thus and film.In addition, the position of the direction by determining 2 each nozzles of air spray gun for paint is also fixing, so that each spray patterns intersected before the contact coated surface, forms the secondary color spray patterns, film thereby can on coated article, form multi color effect, can have the effect same thus with the bull spray gun for paint.
The spray-coating machine 50a~50e of example is the multiinjector spray gun for paint with 4 adjacent paint spray nozzles among Fig. 1.Among the present invention, can make these spray-coating machines 50a~50e carry out short distance on one side simultaneously equidirectionally and move back and forth, Yi Bian carry out spray-coating.
The painting device 1 that will possess this spray-coating machine 50a~50e is arranged on from sending on the guide rail 5, it can be advanced and face toward coated article 6 to carry out the configuration of application ground when coated article 6 applications on this guide rail, retreats along guide rail when application finishes, and leaves coated article 6.After retreating, before next application, can carry out the cleaning of spray gun for paint or change mill base, and make its standby.
Partial exhaust gas device 3 is to be used for catching the coating that above-mentioned painting device 1 produces to dust when spray-coating.Conduit 9a~9c of dusting of suction coating mainly is configured on the coated surface of the both sides of mobile coated article 6 and coated article 6.By the driving of exhaust fan (not shown), dusted and be excluded through flexible hose 8 by the conduit 9a~coating of 9c suction.
Paint feeding device 2 is to be stored in the A look in the jar, B look coating is supplied with each spray-coating machine 50a~50e respectively through pump each 4 paint spray nozzle respectively.Paint feeding device 2 has the decorative pattern repeatability that produced for the spray volume change of guaranteeing to utilize each color paint to be supplied with coating flow value in the pathway with coating and adjusts function from the final spray volume of each A, B look paint spray nozzle, and it is shown among Fig. 2.Among Fig. 2, for the purpose of simplifying the description, illustrate, only use the occasion of 2 nozzles in the multiinjector of each coating machine for 2 coating machines among spray-coating machine 50a~50e.
Among Fig. 2, the A look coating of filling in the A look paint can makes it circulate through triple valve with constant displacement pump, and the B look coating of filling in the B look paint can also makes it circulate through triple valve with constant displacement pump.These coating change stream by triple valve separately, deliver to color transformed valve respectively, from each paint spray nozzle that supplies to each spray gun for paint here.The stream of each triple valve change and from the flow of constant displacement pump is controlled with controller (diagram).The gear pump that each constant displacement pump uses the AC servomotor of the enough change-over switch (not shown) control of energy rotation number to drive.Adjust the coating flow value of each triple valve with this gear pump, guarantee adjustment thus from the final spray volume of paint spray nozzle of all kinds.Control the tone change that is caused by the change of the spray volume in each nozzle thus, can adjust the decorative pattern repeatability.
Among the present invention, as shown in Figure 1, can possess and clean the cleaning device 4 that each coating is supplied with pathway and each spray-coating machine automatically.In order to prevent to dust, wish that cleaning each coating before the contaminated crash time automatically at spray gun for paint supplies with pathway and each spray-coating machine owing to continuous atomization spraying causes the pollution of spray gun for paint main body that coating takes place.Cleaning device 4 is that the cleaning solvent by cleaning solvent force lift 10 force feeds is delivered in the washer jet 13 by cleaning solvent liquor charging pipe arrangement, remove the pollution of spray gun for paint main body, and then clean with air hose 11 and the atomizing of coating pipe arrangement through the cleaning solvent pipe arrangement and to carry blowing to use air with air hose 12 etc., make its drying.Supply with in the pathway and the purging system of nozzle, as shown in Figure 2, be that the cleaning solvent of will fill in the cleaning solvent jar is delivered to respectively in the color transformed valve with force lift, supply to thus in each paint spray nozzle of each spray gun for paint and clean, and then will dry and supply to respectively in each color transformed valve and each paint spray nozzle with air, make its drying.By liquid and the air that force lift is carried, control with controller (diagram).
The coating equipment of the present invention of Gou Chenging as mentioned above, on the existing of the banded coated article that divides above speed to move with 10m/ or the paint line of newly establishing, do not need to wish this paint line of layout again, just can freely increase or reduce ground each device is set.Even thus in the paint line of coil painting etc., also without resolving device.
In the inventive method, use above-mentioned coating equipment, the coating more than banded coated article spray-coating 2 looks that the speed of dividing above, preferred 20~120m/ to divide with 10m/ is moved.Make the sintering curing in drying oven of filming that is coated, form multi-color decorative pattern thus and film.
Use above-mentioned spray-coating machine, make at least 2 kinds of heterochromatic coating of at least 2 paint spray nozzle ejections of the spray gun for paint with 2 above paint spray nozzles.Form the secondary color spray patterns that the coating of each nozzle ejection mixes mutually thus.Coating severity of mixing up in the spray patterns as long as decide according to the purpose decorative pattern in can forming the scope that multi-color decorative pattern films, can wait and regulates by adjusting application conditions such as dope viscosity, coating spray volume aptly.Dope viscosity during application uses #4 Ford cup (20 ℃) to measure usually, is advisable in 10~40 seconds scope usually.The atomizing space air pressure of coating is usually at 0.5~10kgf/cm 2Scope in be advisable, pattern air is pressed usually at 0.1~4kgf/cm 2Scope in be advisable.
From the unit secondary color spray patterns of above-mentioned such coating machine that forms, its shape can be circular, also can be oval, and there is no particular limitation.
Among the present invention, will combine, form the multiple multi color effect pattern of adjacent unit multi color effect pattern overlapping by a plurality of units secondary color spray patterns that a plurality of spray-coating machines form.The overlapping degree of adjacent unit multi color effect pattern, between constituent parts multi color effect pattern, be generally in 1/6~1/2, preferred 1/3~1/2 the scope of line of registration maximum (under the occasion of constituent parts multi color effect pattern for circle, in 1/6~1/2, preferred 1/3~1/2 the scope that suitable is for its diameter).Among the present invention, the size of unit multi color effect pattern and multiple multi color effect pattern means the size of effective spray patterns.
By the particular instantiation of the floral designs that obtain with each spray-coating machine 50a of zigzag arrangement~50e in Fig. 3.Each spray-coating machine is provided with apart from 250~300mm, the about 150mm zigzag of vertical tooth pitch ground according to contrate, be about 500mm apart from the coated article face, the constituent parts floral designs that obtain as shown in Figure 3, they have formed the multiple multicolor patterns that is coincided by the spray-coating machine 50a that is positioned at the prostatitis with respect to banded coated article moving direction, unit floral designs that c, e form and the unit floral designs that formed by spray-coating machine 50b, d.
In addition, when on coated article, forming multi-color decorative pattern, as shown in Figure 3, also can make each spray-coating machine on the cross direction of banded coated article, carry out short distance in the direction of arrows and move back and forth (short-range reciprocating motion), thereby multiple multi color effect pattern is moved back and forth on the cross direction of coated article.Move back and forth by carrying out short distance, can improve the uniformity of decorative pattern.
Among the present invention, when carrying out spray-coating formation multi-color decorative pattern, formed multiple multi color effect pattern is positioned at the position of the whole width of continuous covering coated article.When making coating machine carry out short distance to move back and forth, multiple multi color effect pattern carries out short distance in the scope of the position that is positioned at the whole width of continuous covering coated article and moves back and forth.
There is no particular limitation for the coating thickness of the multi-color decorative pattern patterned layer that forms on the coated article, the outward appearance of filming from the decorative pattern that obtains, be coated with the viewpoint consideration of film boiling (foaming) etc. when preventing sintering, dry film thickness is generally 2~30 μ m, is preferably in the scope of 10~15 μ m.
Among the present invention, as banded coated article, can enumerate metallic plate for example, forming on this metallic plate that bottom is filmed and then on this bottom is filmed, forming the coated metal plate, plastic sheet etc. of painted base coating film as required, wherein, preferably use metallic plate, coated metal plate.
As above-mentioned metallic plate, can enumerate cold-rolled steel sheet, zinc-based metal plated steel sheet, aludip, aluminium sheet etc., wherein, preferably use zinc-based metal plated steel sheet.As zinc-based metal plated steel sheet, can enumerate hot-dip galvanized steel sheet, electric galvanized steel plain sheet, plating iron-zinc alloy steel plate, nickel-zinc plating alloy-steel plate, aluminize-zinc alloy steel plate, (for example steel plating plate of commodity " ガ Le バ リ ウ system " by name, " ガ Le Off ア Application ") etc.In addition, in order to improve tack and corrosion resistance, also can implement chemical treatments such as trbasic zinc phosphate processing, chromate processing to the surface of above-mentioned metallic plate.
Coated article is the occasion of coated metal plate, films as the bottom that can on above-mentioned metallic plate, form, and be filming of silane coupling agent or the acquisition of epoxy resin silane coupling agent preferably by polyester, there is no particular limitation for its thickness, is preferably usually about 2~15 μ m.As middle coating film, the surface layer base coating film of painted base coating film, can be by filming that coating film, surface layer base coating film in known in the paint field in the past form.As middle coating intermediate, surface layer base coating, can enumerate the coating of mylar system, alkyd resins system, acrylic resin, silicone mylar system etc.There is no particular limitation for its thickness, is preferably usually about 2~20 μ m.
Above-mentioned bottom is filmed, painted base coating film wishes it is to adopt the roll coater application to form.They can distinguish the sintering drying after application, also can above-mentioned bottom film or painted base coating film on form multi-color decorative pattern with damp state and film.Especially, under the occasion that the formation multi-color decorative pattern is filmed on the painted base coating film, consider, also wish, can also after painted substrate application, carry out preheating as required with damp state application from the viewpoint that shortens operation.
There is no particular limitation for the sintering condition that multi-color decorative pattern is filmed, and in the continuous occasion of application, the Da Wendu that is up at coated article is under 160~250 ℃ the condition usually, is advisable with about 30 seconds~2 minutes.
According to the present invention, dusting of can solving that decorative pattern repeatability that the spray volume change of each color paint in the actual paint line caused and air atomizing application caused problem such as disperse, with respect to the banded coated article of high-speed mobile, can adopt spray-coating to form evenly and the good multi-color decorative pattern of aesthetic property is filmed.
The simple declaration of accompanying drawing
Fig. 1 is the skeleton diagram that the multi-color decorative pattern coating equipment of one embodiment of the invention is shown.
Fig. 2 illustrates the coating supply mode that uses among the present invention and the schematic diagram of purging system.
Fig. 3 is the configuration of each spray-coating machine in the coating equipment of the present invention and the schematic diagram of the floral designs that obtained.
Symbol description
1 painting device
2 paint feeding devices
3 partial exhaust gas devices
4 wash mills
5 painting devices are from sending guide rail
6 banded coated articles
7 roll coaters
8 flexible hoses
9a~c conduit
10 cleaning solvent force lifts
11 cleaning solvent pipe arrangements clean uses air hose
12 coating pipe arrangements clean uses air hose
13 washer jets
50a~e spray-coating machine
51 coating machine supports

Claims (10)

1. multi-color decorative pattern coating equipment, it is the coating equipment that the coating formation multi-color decorative pattern more than spray-coating 2 looks is filmed on the banded coated article that divides above speed to move with 10m/, it is characterized in that this coating equipment has:
A plurality of spray-coating machines that will have 2 above paint spray nozzles are fixed on the coating machine support, each paint spray nozzle is disposed towards coated article face ground, make the coating of at least 2 paint spray nozzle ejection color inequalities of this spray-coating machine, the painting device that send formula certainly that when the application of appointed coated article face, advances, when application finishes, retreats
Coating more than 2 looks that are stored in respectively in the jar is supplied to paint feeding device in each paint spray nozzle of each spray-coating machine through pump,
The partial exhaust gas device that the coating that produces when being used to catch this spray-coating dusts, and
Automatically clean each coating and supply with the wash mill of pathway and each spray-coating machine.
2. the described coating equipment of claim 1 wherein, makes that a plurality of spray-coating machines are simultaneously equidirectional goes up that short distance is liftoff to move back and forth on one side, Yi Bian carry out spray-coating.
3. claim 1 or 2 described coating equipments, wherein, each spray-coating machine is the multiinjector spray gun with paint spray nozzle adjacent more than 2.
4. the described coating equipment of claim 1, wherein, paint feeding device has with coating supplies with the function that coating flow value in the pathway is adjusted the spray volume of paint spray nozzle of all kinds.
5. each described coating equipment of claim 1~4 wherein, on the paint line of the banded coated article that the speed more than dividing with 10m/ moves, does not need this paint line of layout again just can increase or reduce ground each device is set.
6. multi-color decorative pattern coating process, this method is used each described coating equipment of claim 1~5, to divide the coating more than banded coated article spray-coating 2 looks that above speed moves with 10m/, films thereby form multi-color decorative pattern.
7. the described coating process of claim 6, wherein, banded coated article is to form the strip metal plate that bottom is filmed.
8. the described coating process of claim 6, wherein, banded coated article is to form painted base coating film was filmed, formed in turn to bottom on this bottom is filmed metallic plate on the strip metal plate.
9. claim 7 or 8 described coating process, wherein, bottom is filmed, painted base coating film is to adopt the roll coater application to form.
10. claim 8 or 9 described coating process, wherein, painted base coating film and multi-color decorative pattern are filmed and are formed with damp state.
CNB021481520A 2001-10-31 2002-10-31 Color figure painting apparatus and method Expired - Fee Related CN100402159C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP333582/01 2001-10-31
JP2001333582A JP2003135998A (en) 2001-10-31 2001-10-31 Equipment and method for multicolor pattern coating
JP333582/2001 2001-10-31

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Publication Number Publication Date
CN1416965A CN1416965A (en) 2003-05-14
CN100402159C true CN100402159C (en) 2008-07-16

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CNB021481520A Expired - Fee Related CN100402159C (en) 2001-10-31 2002-10-31 Color figure painting apparatus and method

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KR (1) KR20030036014A (en)
CN (1) CN100402159C (en)
TW (1) TWI220868B (en)

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