CN101332450A - Portable electrodusting device - Google Patents
Portable electrodusting device Download PDFInfo
- Publication number
- CN101332450A CN101332450A CNA2007100119311A CN200710011931A CN101332450A CN 101332450 A CN101332450 A CN 101332450A CN A2007100119311 A CNA2007100119311 A CN A2007100119311A CN 200710011931 A CN200710011931 A CN 200710011931A CN 101332450 A CN101332450 A CN 101332450A
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- powder
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Abstract
The invention relates to a portable electrostatic powder spray device which is composed of a powder tank 1, an electrostatic spray gun 3, a compressor 5 and an air cleaner 4; a delivery pipeline of the compressor 5 is communicated with a charging conduit of the powder tank 1, and a powder delivery pipe 9 of the powder tank 1 which delivers a mixed fluid of air and molding powder is communicated with the electrostatic spray gun 3, therefore, the compressed air is forced into the powder tank through the charging conduit and stirs the molding powder to disperse the powder in the air, and flows out the powder tank with the air through the powder delivery pipe, and the mixture obtained from the above step flows into the electrostatic spray gun and is ejected out with static electricity, which omits the structure of an individual jet pipe for the mixture of the molding powder and the circulating air, and the like. By adopting the low-pressure compressor and the air cleaner, the volume of the compressor 5 and the air cleaner 4 is greatly decreased, which ensures that the device takes a small space or has a small volume, and the device is convenient for being transported and carried.
Description
Technical field:
The design relates to a kind of electrostatic plastic spraying process equipment in coating metal surfaces field.It is a kind of metal surface corrosion-resistanting decoration technology that plastic-blasting has another name called electrostatic powder coating, and it has more attractive in appearance, durable than the traditional paint decoration, the corrosion-resistant characteristics.And in process, have nontoxic, tasteless free of contamination characteristic, be the substitute of paint at coating metal surfaces.It has been that people accept extensively with its distinctive good characteristic, the trend that its application market of while once enlarged year by year.
Background technology:
Existing electrodusting device is made of powder bucket, unwheeling, Electrostatic Control platform and electrostatic gun and several parts of air compressor of adding.The compressed air output pipe of air compressor is communicated with electrostatic gun by ejector, and the bypass line of ejector (also claiming venturi valve) is communicated with the powder bucket.This equipment is to produce negative pressure by gases at high pressure high velocity jet in ejector in bypass, thereby sucks molding powder and molding powder and mobile gas mixing are together delivered to the charged ejection of electrostatic gun.Device structure more complicated, air compressor and oil water separator require that pressure ratio is higher, crudy is than higher, the cost of manufacture height.Yet the factor that restricts its popularization and application at present is the professional too strong of processing technology, and process must be in the processing factory of specialty, or job shop carries out.Whole technological process includes the processing work pre-treatment step, the step of dusting, three steps of baking-curing are finished.Existing electrodusting device, each several part constitutes all comparatively huge, and it is big to make whole technological process occupy the space, and technology is loaded down with trivial details, and general middle-size and small-size Metal Processing Factory is difficult to provide for oneself.Because the present this state of the art makes the plastic-blasting process become specialized factory or professional workshop.The universal performance of this technology is restricted.Analyze the whole process of plastic-blasting processing technology, be not difficult to find that the core process of this processing technology is an electrostatic dusting technology.And pre-treating technology can adopt the different multiple mode of difficulty or ease.The equipment of baking-curing also is easy to make all size specification.So want to make workmanship of spraying plastics to be widely applied to the Metal Processing Factory of all size scale, its technical process must be improved, especially electrodusting device in the electrostatic dusting technology.The volume of equipment is big, and the operational loaded down with trivial details staff who makes producer need be equipped with specialty operates.
Summary of the invention:
The present invention is exactly that the complex structure that solves existing electrodusting device, bulky, operating space require big problem, provide a kind of simple in structure, volume is less, cost is lower, the portable electrodusting device of being convenient to manipulate.
In order to address the above problem, portable electrodusting device of the present invention (referring to Fig. 1), constitute by powder jar 1, electrostatic gun 3, compressor 5, it is characterized in that: the output pipe of compressor 5 is communicated with powder jar 1 inflating catheter, and the duff pipe 9 of powder jar 1 delivery air and molding powder fluid-mixing is communicated with electrostatic gun 3.Compressed air directly stirs the molding powder disperse gas in inflating catheter pours the powder jar like this, and together flows out the powder jar from duff pipe with gas, flows to the charged ejection of electrostatic gun.Compressor 5 suction inlets are preferably with air filter 4.Saved the structures such as mixing jet pipe of independent molding powder and flowing gas like this, main is the compressor 5 and the air filter 4 that can adopt low pressure, has significantly reduced the volume of compressor 5 and air filter 4.Can make like this to take up space or the volume minimizing, be convenient to carrying and carry.So preferably also have portable control cabinet 2, compressor 5 and air filter 4 are being set in the portable control cabinet 2; Also be provided with the control drive plate 6 of the multiplication of voltage module in control compressor and the electrostatic gun in the portable control cabinet 2; The power switch lead that control drive plate 6 is drawn the multiplication of voltage module in control compressor and the electrostatic gun connects with the gauge tap that is arranged on electrostatic gun 3, and the power lead that control drive plate 6 is drawn the multiplication of voltage module in the control electrostatic gun connects with the multiplication of voltage module that is arranged on 3 li of electrostatic guns.Make overall structure compact more.The design is with existing electrodusting device, is transformed innovative design.The powder injection process process that whole a few part is constituted has become a kind of small-sized portable set.The application of this advanced technologies of plastic-blasting is widely used.Its crucial effect is that the compressed air that utilizes the low-pressure air to substitute traditional high pressure drives the powder mode of carrying, and has saved generation high compression air (more than the 0.4Mpa) compressor like this, substitutes with greater than the small-sized compressed pneumatic pump of 0.04Mpa.Make the entire equipment volume and weight less than original 1/10th like this, become a kind of portable electrodusting device.This equipment key be new construction the powder bucket can utilize low-pressure air work for the powder mode.
Description of drawings:
Accompanying drawing has been represented a kind of portable electrodusting device structural representation of the present invention, wherein Fig. 1 is the overall schematic that this portable electrodusting device is cut portable control cabinet and powder jar open, and Fig. 2 is the schematic diagram of the powder jar broken section of this portable electrodusting device.Example below in conjunction with accompanying drawing further specifies.
Specific embodiment: this portable electrodusting device of the present invention, constitute by powder jar 1, electrostatic gun (pistol) 3, compressor 5 and air filter 4, the output pipe of compressor 5 is communicated with powder jar 1 inflating catheter, and the duff pipe 9 of powder jar 1 delivery air and molding powder fluid-mixing is communicated with electrostatic gun 3.The design is the Fig. 1 that sees that realizes like this: it is by the powder jar; Portable control cabinet 2; Electrostatic gun 3; Air filter 4; Light duty compressor 5; Control drive plate 6; Control cable 7; Appendix 8; And duff pipe 9 constitutes.Powder jar 1 is made up of powder bucket 1 and seal cover 12.Compressor 5 and air filter 4 and control drive plate 6 are arranged in the portable control cabinet 2, and powder jar 1 hangs over the portable control cabinet outside.Portable control cabinet 2 is being provided with compressor 5 and air filter 4 in the portable control cabinet 2; Also be provided with the control drive plate 6 of the multiplication of voltage module in control compressor and the electrostatic gun in the portable control cabinet 2; The cable 7 that control drive plate 6 is drawn, control compressor and go out to control that two leads of multiplication of voltage module switch connect with the gauge tap that is arranged on electrostatic gun 3 in the electrostatic gun is controlled drive plate 6 and is drawn other two leads and connect with the multiplication of voltage module that is arranged on 3 li of electrostatic guns.
Its course of work is such realization: used plastic powders is packed in the powder bucket 1 in advance, insert good power supply line 15, workpiece to be machined is connected with ground wire (control cabinet shell) and hangs, then power switch on the control cabinet 1 is opened, pistol 3, and with nozzle 17 facing to workpiece and collude trigger action 15 (Switch of spray pistol), at this moment powder is just constantly from nozzle 17, ejection also jumps on surface of the work under the electrostatic interaction of rifle pin 14 before nozzle, the position moving powders along with rifle can cover whole metal surface uniformly simultaneously.This process is exactly the electrostatic dusting process.
Whole Principle of Process is: during trigger 16 on colluding rifle, start the gentle pump control signal of high-voltage driven signal on the control panel immediately, make rifle pin 14 produce high pressure, connect air pump 5 simultaneously, the output pipe 8 of compressor 5 is communicated with powder jar 1 inflating catheter 10, send compressed air and enter the powder bucket to powder bucket 1 and by the inflating catheter 10 and the air inlet of seal cover above the powder jar, gas enters behind the powder bucket outlet 11 that powder is blowed floating together by seal cover and blows out, and be transferred in the rifle by duff pipe 9, then by nozzle 17 ejections.Be adsorbed onto the surface of workpiece after the electrostatic field ionization that the powder of nozzle 17 ejection is produced by rifle pin 14.
Claims (3)
1, a kind of portable electrodusting device, constitute by powder jar 1, electrostatic gun 3, compressor 5, it is characterized in that: the output pipe of compressor 5 is communicated with powder jar 1 inflating catheter, and the duff pipe 9 of powder jar 1 delivery air and molding powder fluid-mixing is communicated with electrostatic gun 3.
2, as the said portable electrodusting device of claim 1, it is characterized in that: compressor 5 suction inlets have air filter 4.
3, as claim 1 or 2 said portable electrodusting devices, it is characterized in that: also have portable control cabinet 2, compressor 5 and air filter 4 are being set in the portable control cabinet 2; Also be provided with the control drive plate 6 of the multiplication of voltage module in control compressor and the electrostatic gun in the portable control cabinet 2; The lead that control drive plate 6 is drawn the multiplication of voltage modular power source in control compressor and the electrostatic gun connects with the gauge tap that is arranged on electrostatic gun 3, and the power line that control drive plate 6 is drawn the multiplication of voltage module in the control electrostatic gun connects with the multiplication of voltage module that is arranged on 3 li of electrostatic guns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100119311A CN101332450A (en) | 2007-06-27 | 2007-06-27 | Portable electrodusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100119311A CN101332450A (en) | 2007-06-27 | 2007-06-27 | Portable electrodusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101332450A true CN101332450A (en) | 2008-12-31 |
Family
ID=40195481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100119311A Pending CN101332450A (en) | 2007-06-27 | 2007-06-27 | Portable electrodusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101332450A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105728218A (en) * | 2016-04-21 | 2016-07-06 | 张峰 | Electrostatic coating device of locomotive-mounted wheel rail friction control material |
-
2007
- 2007-06-27 CN CNA2007100119311A patent/CN101332450A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105728218A (en) * | 2016-04-21 | 2016-07-06 | 张峰 | Electrostatic coating device of locomotive-mounted wheel rail friction control material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20081231 |