CN204051972U - The powder spraying device of piano iron plate - Google Patents
The powder spraying device of piano iron plate Download PDFInfo
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- CN204051972U CN204051972U CN201420558153.3U CN201420558153U CN204051972U CN 204051972 U CN204051972 U CN 204051972U CN 201420558153 U CN201420558153 U CN 201420558153U CN 204051972 U CN204051972 U CN 204051972U
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- powder
- iron plate
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- spraying device
- powder spraying
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Abstract
A powder spraying device for piano iron plate, comprises dusting device and work support, and in dusting device, control device is connected with podwer gun by high-pressure electrostatic line, applies electrostatic potential with the shower nozzle position at podwer gun to dusty spray; Podwer gun, by being connected with powder barrel for tube cell, is provided with the compressed air hose be connected with air compressor machine in powder barrel; In work support, workpiece grounding, workpiece is hung by suspension holdfast, is provided with powder collection groove below workpiece.Podwer gun is provided with independent pipeline and is connected with air compressor machine, for providing the air pressure being atomized and dusting.The powder spraying device of a kind of piano iron plate that the utility model provides, by adopting the mode of spraying solidification, has environment protecting good, and processing ease saves labour, the feature that utilization efficiency of coatings is high.
Description
Technical field
The present invention relates to a kind of outer surface process equipment of piano iron plate, particularly a kind of powder spraying device of piano iron plate.
Background technology
Iron plate is part important in piano, is made up of cast iron, is the unique large part metal needing application paint film to protect in piano parts.Technique adopts the airless spray technique of cold curing paint in the past, not only wet film drying time longly easily causes garbage adhesion to be attached on paint film, and can produce more coating cloud in spraying process, contaminated environment and utilization efficiency of coatings is very low.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of powder spraying device of piano iron plate, can realize utilizing powder to carry out application processing to piano iron plate, is formed continuous coated, and be convenient to collect the powder be not sprayed on workpiece after solidification, recycling.In the scheme optimized, be convenient to the solidification effect controlling coating, improve coating quality.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of powder spraying device of piano iron plate, comprise dusting device and work support, in dusting device, control device is connected with podwer gun by high-pressure electrostatic line, applies electrostatic potential with the shower nozzle position at podwer gun to dusty spray;
Podwer gun, by being connected with powder barrel for tube cell, is provided with the compressed air hose be connected with air compressor machine in powder barrel;
In work support, workpiece grounding, workpiece is hung by suspension holdfast, is provided with powder collection groove below workpiece.
Podwer gun is provided with independent pipeline and is connected with air compressor machine, for providing the air pressure being atomized and dusting.
Also be provided with solidification equipment, solidification equipment is a cavity being large enough to hold workpiece;
Infrared radiation heating device is provided with in solidification equipment;
Or be provided with coil in solidification equipment, coil is connected with frequency generator;
The wall of solidification equipment is provided with heat-insulation layer.
Described is provided with control valve for tube cell, and control valve is electrically connected with control device.
Be provided with gas distribution dividing plate in powder barrel, dusty spray is positioned at above gas distribution dividing plate, and compressed air hose is communicated with the space below gas distribution dividing plate.
The cross bar of work support adopts telescopic cantilever.
The montant of work support adopts flexible montant.
Described powder collection groove away from Workpiece painting powder one side side height higher than near Workpiece painting powder one side side.
The powder spraying device of a kind of piano iron plate provided by the invention, by adopting the mode of spraying solidification, has following beneficial effect:
1, environment protecting is good: the powdery paints using device of the present invention to spray is hardly containing volatile compound, and do not resemble in liquid paint coating process and have many volatile compounds to evaporate into air generation pollution, the solvent of solvent paint reaches 70%.(the excessively spraying) powdery paints not being adsorbed onto workpiece can recycle.In powder spraying chamber when spraying or fluidized bed painting, there is no powder discharge in environment.Appearance, the Corrosion Protection of piano iron plate all reach requirement.
2, processing ease saves labour: powdery paints can directly use, and does not need to paint with solvent dilution; Dress operating personnel technical training do not resemble liquid application operation technical training strict.
3, utilization efficiency of coatings is high: the primary powder spraying ratio of electrostatic powder coating becomes over-spray powder at the powder of 50%-80%, 20%-50%, and these over-spray powders can utilize the recycling of powder collection groove, and overall utilization rate reaches 95%-99%.If find before curing of coating, Workpiece coating is defective, and can purge with air simply and remove, the powder after purging drops in powder collection groove substantially, then application of again dusting.Hardness of film and adhesive force are better than liquid film, and therefore in storage, transport, use procedure, film damages few, and percent defective is reduced again, thus improves the utilization rate of coating.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is overall structure schematic diagram of the present invention.
Fig. 2 is the cross-sectional structure schematic diagram of curing room in the present invention.
Fig. 3 is the another kind of structural representation of the cross section of curing room in the present invention.
In figure: control device 1, control valve 2, powder barrel 3, dusty spray 4, compressed air hose 5, for tube cell 6, high-pressure electrostatic line 7, podwer gun 8, workpiece 9, suspension holdfast 10, flexible montant 11, telescopic cantilever 12, powder collection groove 13, curing room 14, hanger bracket 15, infrared radiation heating device 16, frequency generator 17, coil 18, gas distribution dividing plate 19.
Detailed description of the invention
As in Fig. 1, a powder spraying device for piano iron plate, comprises dusting device and work support, it is characterized in that: in dusting device, control device 1 is connected with podwer gun 8 by high-pressure electrostatic line 7, applies electrostatic potential with the shower nozzle position at podwer gun 8 to dusty spray 4; Electrostatic potential in this example is 60-90kV.
Podwer gun 8, by being connected with powder barrel 3 for tube cell 6, is provided with the compressed air hose 5 be connected with air compressor machine in powder barrel 3; The pressure that air compressor machine provides is at 0.30-0.55MPa.Preferably, podwer gun 8 is provided with independent pipeline and is connected with air compressor machine, for providing the air pressure being atomized and dusting.Be atomized the compressed air pressure that dusts at 0.30 ~ 0.45MPa, and the pressure now in powder barrel 3 is 0.04 ~ 0.10MPa.
Described is provided with control valve 2 for tube cell 6, and control valve 2 is electrically connected with control device 1.
Be provided with gas distribution dividing plate 19 in powder barrel 3, dusty spray 4 is positioned at above gas distribution dividing plate 19, and compressed air hose 5 is communicated with the space below gas distribution dividing plate 19.Gas distribution dividing plate 19 is provided with intensive micropore, and air can pass through, and powder not by.Adopt this structure to be beneficial to powder feeding, avoid powder to harden.
In work support, workpiece 9, such as piano iron plate earthing, workpiece 9 is hung by suspension holdfast 10, is provided with powder collection groove 13 below workpiece 9.The mode adopting suspension holdfast 10 to hang workpiece is convenient to processing.
Preferred scheme is as in Fig. 1, and the cross bar of work support adopts telescopic cantilever 12.Structure thus, is convenient in spraying process, make workpiece turn-over.After the one side of all workpiece 9 has sprayed, stretched out by telescopic cantilever 12, now in switching process, workpiece 9 can not encounter montant, guarantees coating quality, and after having overturn, telescopic cantilever 12 is retracted.When guaranteeing spraying, workpiece is positioned at directly over powder collection groove 13 simultaneously.
The montant of work support adopts flexible montant 11.Structure thus, is convenient to adjust according to the height of workpiece.
Preferred scheme as in Fig. 1, described powder collection groove 13 away from workpiece 9 dusty spray one side side height higher than near workpiece 9 dusty spray one side side.Structure thus, is more conducive to collect not by over-spray powder that workpiece 9 adsorbs.For recycling.
The technological process of electrostatic powder spraying is: pre-treatment → dust → solidify → inspection → finished product.
Preferred scheme, as in Fig. 2,3, is also provided with solidification equipment, and solidification equipment is a cavity being large enough to hold workpiece 9;
Infrared radiation heating device 16 is provided with in solidification equipment; As the structure in Fig. 2, adopt high Heated by Far-Infrared Radiation, be applicable to the application that surface smoothness is high.
Or be provided with coil 18 in solidification equipment, coil 18 is connected with frequency generator 17; As structure in Fig. 3, the alternating current produced by coil 18, adopt the mode of current vortex heating to form kelvin effect on workpiece 9 surface, energy consumption, lower than the mode of heating of infrared radiation heating device 16, is applicable to the application of matte surface.Because piano iron plate is placed in piano, the mode of current vortex heating in this example, is preferably adopted to be cured.
Preferred further, the wall of solidification equipment is provided with heat-insulation layer.The heat-insulation layer arranged reduces energy consumption further.
Piano iron plate after solidification, check outward appearance whether smooth, with or without the defect such as particle, shrinkage cavity and thickness.Check that the iron plate of no problem should be classified to put, each other with soft material isolation such as newspapers, with prevent from scratching and carry out identify stand-by.
The above embodiments are only the preferred technical solution of the present invention; and should not be considered as restriction of the present invention; the technical scheme that protection scope of the present invention should be recorded with claim, the equivalents comprising technical characteristic in the technical scheme of claim record is protection domain.Namely the equivalent replacement within the scope of this improves, also within protection scope of the present invention.
Claims (9)
1. the powder spraying device of a piano iron plate, comprise dusting device and work support, it is characterized in that: in dusting device, control device (1) is connected with podwer gun (8) by high-pressure electrostatic line (7), to apply electrostatic potential at the shower nozzle position of podwer gun (8) to dusty spray (4);
Podwer gun (8), by being connected with powder barrel (3) for tube cell (6), is provided with the compressed air hose (5) be connected with air compressor machine in powder barrel (3);
In work support, workpiece (9) ground connection, workpiece (9) is hung by suspension holdfast (10), is provided with powder collection groove (13) in workpiece (9) below.
2. the powder spraying device of a kind of piano iron plate according to claim 1, is characterized in that: be also provided with solidification equipment, and solidification equipment is a cavity being large enough to hold workpiece (9);
Infrared radiation heating device (16) is provided with in solidification equipment;
Or be provided with coil (18) in solidification equipment, coil (18) is connected with frequency generator (17).
3. the powder spraying device of a kind of piano iron plate according to claim 2, is characterized in that: the wall of solidification equipment is provided with heat-insulation layer.
4. the powder spraying device of a kind of piano iron plate according to claim 1, is characterized in that: described is provided with control valve (2) for tube cell (6), and control valve (2) is electrically connected with control device (1).
5. the powder spraying device of a kind of piano iron plate according to claim 1, is characterized in that: podwer gun (8) is provided with independent pipeline and is connected with air compressor machine, for providing the air pressure being atomized and dusting.
6. the powder spraying device of a kind of piano iron plate according to claim 1, it is characterized in that: in powder barrel (3), be provided with gas distribution dividing plate (19), dusty spray (4) is positioned at gas distribution dividing plate (19) top, and compressed air hose (5) is communicated with the space of gas distribution dividing plate (19) below.
7. the powder spraying device of a kind of piano iron plate according to claim 1, is characterized in that: the cross bar of work support adopts telescopic cantilever (12).
8. the powder spraying device of a kind of piano iron plate according to claim 1 or 7, is characterized in that: the montant of work support adopts flexible montant (11).
9. the powder spraying device of a kind of piano iron plate according to claim 1 or 7, is characterized in that: described powder collection groove (13) away from workpiece (9) dusty spray one side side height higher than near workpiece (9) dusty spray one side side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420558153.3U CN204051972U (en) | 2014-09-26 | 2014-09-26 | The powder spraying device of piano iron plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420558153.3U CN204051972U (en) | 2014-09-26 | 2014-09-26 | The powder spraying device of piano iron plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204051972U true CN204051972U (en) | 2014-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420558153.3U Expired - Fee Related CN204051972U (en) | 2014-09-26 | 2014-09-26 | The powder spraying device of piano iron plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204051972U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105170375A (en) * | 2015-10-16 | 2015-12-23 | 天津亚轩科技有限公司 | Spraying paint collecting device |
| CN109127198A (en) * | 2018-11-06 | 2019-01-04 | 阜阳市金亮涂料有限公司 | A kind of building coating coating unit with garbage collection function |
-
2014
- 2014-09-26 CN CN201420558153.3U patent/CN204051972U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105170375A (en) * | 2015-10-16 | 2015-12-23 | 天津亚轩科技有限公司 | Spraying paint collecting device |
| CN109127198A (en) * | 2018-11-06 | 2019-01-04 | 阜阳市金亮涂料有限公司 | A kind of building coating coating unit with garbage collection function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20190926 |
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| CF01 | Termination of patent right due to non-payment of annual fee |