CN202591001U - Counter electrode device used for electrostatic powder spraying - Google Patents
Counter electrode device used for electrostatic powder spraying Download PDFInfo
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- CN202591001U CN202591001U CN 201220187061 CN201220187061U CN202591001U CN 202591001 U CN202591001 U CN 202591001U CN 201220187061 CN201220187061 CN 201220187061 CN 201220187061 U CN201220187061 U CN 201220187061U CN 202591001 U CN202591001 U CN 202591001U
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- electrostatic powder
- powder coating
- outer layer
- bar
- insulation plate
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Abstract
The utility model relates to the technical field of electrostatic powder spraying devices, in particular to a counter electrode device used for electrostatic powder spraying. The device comprises an outer-layer insulating board which is provided with a back insulating seal board. Pinholes are opened in the outer-layer insulating board, and electrode pins are arranged in the pinholes in a matching mode. According to the counter electrode device used for electrostatic powder spraying, a high-voltage positive potential is generated through an electrostatic generator, and the electrode pins perform point discharge to form a positive potential electric field; besides, a positive potential is provided on the back surface of a workpiece, and attraction forces to powder particles with negative electricity are larger than those to workpieces with zero potentials, so that paths of powder at edges are changed, and the powder is absorbed to the outer-layer insulating board instead of the back surfaces of the workpieces; and accordingly, the mirror frame effect is eliminated, the central and the peripheral film thicknesses on the back surface are even, and the product spraying quality is enhanced.
Description
Technical field
The utility model relates to electrostatic powder coating device technique field, refers in particular to a kind of electrostatic powder coating counterelectrode device.
Background technology
Along with the ecological protection that the consumers and producers improves constantly is realized; The economic again application mode of environmental protection is more and more universal; Wherein electrostatic powder coating has obtained extensive use at metal industry because of it has powder utilization height, solvent-free, the callable advantage of powdery paints.
Electrostatic powder coating is between spray gun and workpiece, to form a high voltage electric field; When powder particle by gun slot ejection during through region of discharge, just supplementary set a large amount of electronics, become electronegative particulate; And be adsorbed onto positively charged workpiece and get on, form coating through heating cure then.Adopt electrostatic powder coating more can obtain uniform coating, but owing to there is the suction-operated of electrostatic force, the powder that flies away can be adsorbed to the back side of Workpiece painting face, form the picture frame effect than traditional hot melt, flame spraying and fluidized bed process.
Produce the picture frame effect, when spraying back of work again, surrounding edge branch produces 2 sprayings, and core for once sprays, and this makes back side thickness core and the polarization of edge part can produce the coarse or orange peel phenomenon of frame after the curing.
Therefore, based on the defective of above-mentioned existing electrostatic powder coating, need improve existing electrostatic powder coating.
Be to obtain more high-quality appearance of coat, improve through repeatedly experiment, applicant's independent research this counterelectrode device, the problem of bound edge when effectively having solved Workpiece painting has been avoided the generation of picture frame effect, the special present patent application that proposes.
The utility model content
The purpose of the utility model is to the deficiency of prior art a kind of electrostatic powder coating counterelectrode device to be provided; This electrostatic powder coating counterelectrode device solves existing electrostatic powder coating existing: the powder that flies away can be adsorbed to the back side of Workpiece painting face under the suction-operated of electrostatic force; Form the picture frame effect; Make the polarization of back side thickness, can produce defectives such as the coarse or orange peel phenomenon of frame after the curing.
For realizing above-mentioned purpose, the utility model is realized through following technical scheme:
Electrostatic powder coating counterelectrode device comprises the outer layer insulation plate, and the outer layer insulation plate is equipped with back insulation shrouding, offers pin hole on the outer layer insulation plate, is equipped with electrode needle in the pin hole.
Concrete, between said outer layer insulation plate and the back insulation shrouding a plurality of copper bars being installed, each copper bar has a plurality of electrode needle, and the copper bar links to each other through connection strap and connects external power cord.
Concrete, the pin hole on the said outer layer insulation plate is staggered.
Concrete, said pin hole is corresponding one by one with electrode needle.
Concrete, have left moulding, right moulding, upper frame bar, underframe bar up and down respectively about after said outer layer insulation plate is assembled with back insulation shrouding, be assembled into the framework of sealing.
Concrete, said back insulation shrouding rear end is fixed with support.
Concrete, said support is furnished with telescopic movable leg, and support offers bar hole, and movable leg offers installing hole, and screw rod passes the installing hole that bar hole is locked at movable leg.
Concrete, be filled with insulating cement between said outer layer insulation plate, back insulation shrouding, left moulding, right moulding, upper frame bar, the underframe bar.
Concrete, the needle end part of said electrode needle is positioned at pin hole.
Concrete, said pin hole is wide outside and narrow inside.
The beneficial effect of the utility model is: produce the high pressure positive potential through electrostatic generator, carry out point discharge through electrode needle, form the positive potential electric field; In back of work a positive potential is provided,, thereby makes the path changing of the powder at edge the attraction of electronegative powder particle workpiece greater than zero potential; No longer be adsorbed on back of work but be adsorbed onto on the outer layer insulation plate; Thereby eliminated the picture frame effect, made thickness center, the back side all around, promoted the coating quality of product with even.
Description of drawings
Fig. 1 is the perspective view of the utility model;
Fig. 2 is the schematic side view of the utility model;
Fig. 3 is the A place enlarged diagram of Fig. 1 of the utility model;
Fig. 4 is the B place enlarged diagram of Fig. 2 of the utility model;
Fig. 5 is the STRUCTURE DECOMPOSITION sketch map of the utility model;
Element and Reference numeral:
Fig. 1---among Fig. 5:
| Outer |
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| |
Copper bar 4, |
| Connection strap 5, | |
| Left side moulding 7, | Right moulding 8, |
| Upper frame bar 9, | |
| |
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| |
Installing |
| |
Insulating |
| Power line 17. | ? |
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described.
Seeing Fig. 1---Fig. 5, the utility model electrostatic powder coating counterelectrode device comprises: outer layer insulation plate 1, pin hole 2, electrode needle 3, copper bar 4, connection strap 5, back insulation shrouding 6, left moulding 7, right moulding 8, upper frame bar 9, underframe bar 10, support 11, movable leg 12, bar hole 13, installing hole 14, screw rod 15, insulating cement 16, power line 17.
Electrostatic powder coating counterelectrode device comprises outer layer insulation plate 1, and outer layer insulation plate 1 is equipped with back insulation shrouding 6; Offer pin hole 2 on the outer layer insulation plate 1, be equipped with electrode needle 3 in the pin hole 2, said pin hole 2 is wide outside and narrow inside; The needle end part of said electrode needle 3 is positioned at pin hole 2, and said pin hole 2 is corresponding one by one with electrode needle 3, and electrode needle 3 connects external power cord 17; Produce the high pressure positive potential through electrostatic generator, carry out point discharge, form the positive potential electric field through electrode needle 3; In back of work a positive potential is provided,, makes the path changing of the powder at edge the attraction of electronegative powder particle workpiece greater than zero potential; No longer be adsorbed on back of work but be adsorbed onto on the outer layer insulation plate 1, thereby eliminated the picture frame effect, make back side thickness core and part all around evenly; Avoid coarse phenomenon of frame and orange peel phenomenon, promoted the coating quality of product.
Between said outer layer insulation plate 1 and the back insulation shrouding 6 a plurality of copper bars 4 are installed; Each copper bar 4 laterally arranges, and each copper bar 4 has a plurality of electrode needle 3, electrode needle 3 vertical copper bars 4; Copper bar 4 two ends are connected with connection strap 5, and each copper bar 4 links to each other through connection strap 5 and connects external power cord 17 energisings.
Have left moulding 7, right moulding 8, upper frame bar 9, underframe bar 10 about after said outer layer insulation plate 1 and 6 assemblings of back insulation shrouding up and down respectively; Be assembled into the framework of sealing; Be filled with insulating cement 16 between said outer layer insulation plate 1, back insulation shrouding 6, left moulding 7, right moulding 8, upper frame bar 9, the underframe bar 10, make the whole insulation effect that keeps of the utility model framework.
Said back insulation shrouding 6 rear ends are fixed with support 11, and said support 11 is furnished with telescopic movable leg 12, and support 11 offers bar hole 13; Bar hole 13 is offered along the length direction of support 11, and movable leg 12 offers installing hole 14, and installing hole 14 is furnished with screw rod 15; Screw rod 15 passes the installing hole 14 that bar hole 13 is locked at movable leg 12, and movable leg 12 support 11 relatively stretches, and tightens screw rod 15 fixing after being adjusted to correct position; Be convenient to regulate the position of the utility model, improve adaptability.
To be the workpiece that utilizes the ground connection zero potential carry out the sucking action of electronegative powder particle electrostatic powder coating, and the utility model counterelectrode device utilizes the principle of Electrostatic Absorption equally, and different is; In back of work a positive potential is provided; Since to the attraction of electronegative powder particle greater than the workpiece of zero potential attraction to electronegative powder particle, thereby make the path changing of the powder at edge, no longer be adsorbed on back of work but be adsorbed onto on the outer layer insulation plate 1 of the utility model; Eliminated the picture frame effect; Make behind the Workpiece painting that back side core and part uniform film thickness have all around promoted the coating quality of product.
The utility model produces the high pressure positive potential through electrostatic generator, carries out point discharge through electrode needle 3, forms the positive potential electric field, can adapt to the needs that different workpieces size and production line are worked continuously.
The utlity model has following advantage:
1. employing slab construction, electrode needle 3 output points evenly distribute, and cover the fan-shaped diffusion zone of the whole spraying of spray gun, but the workpiece of the different size dimensions of simultaneous adaptation.
2. electrode needle 3 output points are staggered, and under the certain situation of electrode needle 3 quantity, increase effective output density of voltage.
3. the whole insulating cement 16 assurance insulating properties of irritating, the whole insulating cement 16 of irritating in internal layer assembling back seals, and has guaranteed the safe insulation of entire plate, and the discharge loss that prevents the interior metal syndeton of top, guarantees needle point electric-field intensity.
4. automatic power-off protection closely prevents the generation of electric shock accidents under the situation of equipment fault and personnel's maloperation.
5. outer aesthetic is smooth, adopts the structure of buried electrode pin 3 in the pin hole 2, cleans easily when guaranteeing outward appearance, avoids bumping scratch.
Certainly; The embodiment of the above; It is the preferred embodiments of the utility model; And unrestricted the utility model practical range, so all equivalences of doing according to the described structure of the utility model claim, characteristic and principle change or modify, all should be included in the utility model claim.
Claims (10)
1. electrostatic powder coating counterelectrode device is characterized in that: comprise the outer layer insulation plate, the outer layer insulation plate is equipped with back insulation shrouding, offers pin hole on the outer layer insulation plate, is equipped with electrode needle in the pin hole.
2. electrostatic powder coating counterelectrode device according to claim 1; It is characterized in that: between said outer layer insulation plate and the back insulation shrouding a plurality of copper bars are installed; Each copper bar has a plurality of electrode needle, and the copper bar links to each other through connection strap and connects external power cord.
3. electrostatic powder coating counterelectrode device according to claim 1 is characterized in that: the pin hole on the said outer layer insulation plate is staggered.
4. electrostatic powder coating counterelectrode device according to claim 1 is characterized in that: said pin hole is corresponding one by one with electrode needle.
5. electrostatic powder coating counterelectrode device according to claim 1 is characterized in that: have left moulding, right moulding, upper frame bar, underframe bar up and down respectively about after said outer layer insulation plate and the assembling of back insulation shrouding, be assembled into the framework of sealing.
6. electrostatic powder coating counterelectrode device according to claim 1 is characterized in that: said back insulation shrouding rear end is fixed with support.
7. electrostatic powder coating counterelectrode device according to claim 6, it is characterized in that: said support is furnished with telescopic movable leg, and support offers bar hole, and movable leg offers installing hole, and screw rod passes the installing hole that bar hole is locked at movable leg.
8. electrostatic powder coating counterelectrode device according to claim 1 is characterized in that: be filled with insulating cement between said outer layer insulation plate, back insulation shrouding, left moulding, right moulding, upper frame bar, the underframe bar.
9. electrostatic powder coating counterelectrode device according to claim 1, it is characterized in that: the needle end part of said electrode needle is positioned at pin hole.
10. electrostatic powder coating counterelectrode device according to claim 1, it is characterized in that: said pin hole is wide outside and narrow inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220187061 CN202591001U (en) | 2012-04-28 | 2012-04-28 | Counter electrode device used for electrostatic powder spraying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220187061 CN202591001U (en) | 2012-04-28 | 2012-04-28 | Counter electrode device used for electrostatic powder spraying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202591001U true CN202591001U (en) | 2012-12-12 |
Family
ID=47308584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220187061 Expired - Fee Related CN202591001U (en) | 2012-04-28 | 2012-04-28 | Counter electrode device used for electrostatic powder spraying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202591001U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106311537A (en) * | 2016-08-26 | 2017-01-11 | 河南森源电气股份有限公司 | Electrostatic spray protection method and blocking tool used for implementing method |
| CN109759253A (en) * | 2019-03-04 | 2019-05-17 | 中冶京诚工程技术有限公司 | Metal wire type electrostatic guide device and electrostatic powder spraying device |
| CN114985133A (en) * | 2022-05-23 | 2022-09-02 | 佛山市德珼尔科技有限公司 | A reverse electrode that is arranged in MDF fibreboard powder spraying |
-
2012
- 2012-04-28 CN CN 201220187061 patent/CN202591001U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106311537A (en) * | 2016-08-26 | 2017-01-11 | 河南森源电气股份有限公司 | Electrostatic spray protection method and blocking tool used for implementing method |
| CN106311537B (en) * | 2016-08-26 | 2018-09-21 | 河南森源电气股份有限公司 | A kind of electrostatic plastic spraying means of defence and the gear tool for implementing this method |
| CN109759253A (en) * | 2019-03-04 | 2019-05-17 | 中冶京诚工程技术有限公司 | Metal wire type electrostatic guide device and electrostatic powder spraying device |
| CN109759253B (en) * | 2019-03-04 | 2024-02-06 | 中冶京诚工程技术有限公司 | Wire type electrostatic guiding device and powder electrostatic spraying device |
| CN114985133A (en) * | 2022-05-23 | 2022-09-02 | 佛山市德珼尔科技有限公司 | A reverse electrode that is arranged in MDF fibreboard powder spraying |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Counter electrode device used for electrostatic powder spraying Effective date of registration: 20130819 Granted publication date: 20121212 Pledgee: Dongguan rural commercial bank, Limited by Share Ltd, Tangxia branch Pledgor: Dongguan Fengyu Motor Co., Ltd. Registration number: 2013990000589 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20150209 Granted publication date: 20121212 Pledgee: Dongguan rural commercial bank, Limited by Share Ltd, Tangxia branch Pledgor: Dongguan Fengyu Motor Co., Ltd. Registration number: 2013990000589 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Counter electrode device used for electrostatic powder spraying Effective date of registration: 20150226 Granted publication date: 20121212 Pledgee: CITIC Bank, Limited by Share Ltd, Dongguan branch Pledgor: Dongguan Fengyu Motor Co., Ltd. Registration number: 2015990000159 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20150428 |
|
| EXPY | Termination of patent right or utility model |