CN106311537B - A kind of electrostatic plastic spraying means of defence and the gear tool for implementing this method - Google Patents
A kind of electrostatic plastic spraying means of defence and the gear tool for implementing this method Download PDFInfo
- Publication number
- CN106311537B CN106311537B CN201610731984.XA CN201610731984A CN106311537B CN 106311537 B CN106311537 B CN 106311537B CN 201610731984 A CN201610731984 A CN 201610731984A CN 106311537 B CN106311537 B CN 106311537B
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- Prior art keywords
- plastic
- spraying
- barrier structure
- electrostatic
- insulation sleeve
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/08—Plant for applying liquids or other fluent materials to objects
- B05B5/081—Plant for applying liquids or other fluent materials to objects specially adapted for treating particulate materials
Landscapes
- Electrostatic Spraying Apparatus (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The present invention relates to a kind of electrostatic plastic spraying means of defences and the gear for implementing this method to have, it include the barrier structure in the non-plastic-spraying face for blocking plastic-spraying part, barrier structure has the shielding surface opposite with non-plastic-spraying face, the barrier structure is conductor, the conductor can carry charge identical with the molding powder electrically charged polarity of institute when in use, the anti-guard block tool of electrostatic plastic spraying further includes the insulating supporting structure for barrier structure and plastic-spraying part to be isolated, and insulating supporting structure respectively includes supporting the first, second supporting surface contacted with plastic-spraying part, barrier structure；The present invention due to the gear have in barrier structure carry with molding powder identical charges, so can not be adsorbed on barrier structure according to the principle molding powder that identical charges repel each other, to reduce the waste of molding powder.
Description
Technical field
The present invention relates to a kind of electrostatic plastic spraying means of defences and the gear for implementing this method to have.
Background technology
The principle of electrostatic plastic spraying is to utilize the high-voltage corona discharge electric field formed between spray gun and workpiece so that by gun slot
The molding powder of ejection is when by discharge electric field region, a large amount of electronics of supplementary set, to become electronegative particle, is inhaled in electrostatic
It under the action of drawing, is adsorbed on positively charged workpiece, finally passes through high-temperature baking levelling and cure, form final coating.
Not all outer surface is required for carrying out plastic-spraying for many workpiece, therefore for not needing plastic-spraying
Surface should be protected during electrostatic plastic spraying, currently, the mode of existing electrostatic plastic spraying protection is mostly to use high-temperature plastic
Band, which is adhered to, needs the surface protected to form protection, though this mode can play protective action, there is also some disadvantages,
As will appear the aperture for being misaligned or occurring with protection position when manually being pasted, to cause plastic-spraying part protection position leakage
Protection or more protection, in addition adhesive tape, which can only carry out once stickup, to reuse, so causing to waste.
The another way of electrostatic plastic spraying protection is to block the surface that workpiece needs to protect using shelter, such as the spiral shell of wire hole
Wire hole is screwed in using bolt in line surfacecti proteon, or knot is blocked accordingly to design according to by the geomery of protection coating
Structure, while barrier structure is tightly attached to the surface protected, to realize that the protection to protection coating, both modes solve glue
Leakage protection or the shortcomings that more protection when band protection, and bolt and barrier structure is repeatable utilizes, but both modes there are still
Some shortcomings, such as molding powder is liable to stick to chucking surface in plastic-spraying, causes the waste of molding powder, and bolt and barrier structure
Surface enclose molding powder after, by high temperature levelling solidification after, the modeling layer of chucking surface is difficult to remove, to influence fixture again
Secondary use.
Invention content
The purpose of the present invention is to provide a kind of electrostatic plastic spraying means of defences and the gear for implementing this method to have, and solves existing gear
Tool causes the waste of molding powder during electrostatic plastic spraying protects.
To achieve the above object, the technical solution of a kind of electrostatic plastic spraying means of defence of the present invention and the gear tool of implementation this method
It is：A kind of anti-guard block tool of electrostatic plastic spraying, includes the barrier structure in the non-plastic-spraying face for blocking plastic-spraying part, barrier structure have with
The opposite shielding surface in non-plastic-spraying face, the barrier structure are conductor, which can carry electrically charged with molding powder institute when in use
The identical charge of polarity, the anti-guard block tool of electrostatic plastic spraying further include the insulating supporting structure for barrier structure and plastic-spraying part to be isolated,
Insulating supporting structure respectively includes supporting the first, second supporting surface contacted with plastic-spraying part, barrier structure.
The coincident at the edge of the barrier structure and non-plastic-spraying face.
First supporting surface of the insulating supporting structure is contacted with the support of non-plastic-spraying face, and the outer profile side of the first supporting surface
Second supporting surface of edge and non-plastic-spraying face coincident, insulating supporting structure is contacted with shielding surface support, and the second supporting surface position
In in shielding surface.
The barrier structure is the conductive tube for blocking hole wall, and conductive tube has the outer circle opposite with the hole wall of plastic-spraying part
The outer circumference surface of circumferential surface, conductive tube is the shielding surface, edge and the hole wall coincident of conductive tube outer circumference surface；Insulating supporting
Structure is insulation sleeve, and insulation sleeve has the inner peripheral surface contacted with conductive tube outer circumference surface and the outer circumference surface contacted with hole wall,
The outer circumference surface and inner peripheral surface of insulation sleeve respectively described the first supporting surface and the second supporting surface.
The edge of the outer circumference surface of the insulation sleeve and hole wall coincident.
The inner peripheral surface of the insulation sleeve is connected with the anchor ring for being bonded with the axial end face of conductive tube.
Electrostatic plastic spraying means of defence, includes the following steps：Step 1, barrier structure in the anti-guard block tool of electrostatic plastic spraying is made to carry
Charge identical with the molding powder electrically charged polarity of institute；Step 2, insulating supporting structure is placed between barrier structure and plastic-spraying part,
The first supporting surface and the second supporting surface of middle insulating supporting structure are step 3, right respectively at plastic-spraying part and barrier structure support contact
Plastic-spraying part carries out electrostatic plastic spraying, and because identical charges repel each other, effect molding powder can not be adsorbed onto on barrier structure.
The electrostatic plastic spraying means of defence is the method for the protection hole wall with porose plastic-spraying part, and wherein barrier structure is to lead
Torch, insulating supporting structure are insulation sleeve, and in step 2, insulation sleeve is sleeved on conductive tube, form the electrostatic protection gear
Then tool again inserting in the hole electrostatic protection gear tool, the outer circumference surface and inner peripheral surface of insulation sleeve are respectively described first
The outer circumference surface support of support face and the second supporting surface, insulation sleeve inner peripheral surface and conductive tube contacts, the outer circumference surface of insulation sleeve with
Hole wall support contact.
Barrier structure in the electrostatic plastic spraying gear tool carries identical with the molding powder electrically charged polarity of institute with electrostatic induction
Charge.
The beneficial effects of the invention are as follows：A kind of electrostatic plastic spraying means of defence of the present invention and the gear tool for implementing this method, the gear
Tool includes the barrier structure in the non-plastic-spraying face for blocking plastic-spraying part, and barrier structure is conductor, which being capable of band when in use
There are charge identical with the molding powder electrically charged polarity of institute, barrier structure to be isolated with plastic-spraying part by insulating supporting structure, general when use
Barrier structure is covered in the anti-guard block tool of the electrostatic plastic spraying that insulating supporting structure is constituted on non-plastic-spraying face, is then carried out to plastic-spraying part
Plastic-spraying；Barrier structure during the present invention has due to the gear carries negative electricity identical with molding powder, so according to the principle that identical charges repel each other
Molding powder cannot be adsorbed on barrier structure, to reduce the waste of molding powder.
Description of the drawings
Fig. 1 is the front view that lamps structure is kept off in the embodiment of the present invention 1；
Fig. 2 is the vertical view of Fig. 1；
Fig. 3 is that lamps structure schematic diagram is kept off in the embodiment of the present invention 2；
Fig. 4 is that lamps structure schematic diagram is kept off in the embodiment of the present invention 3；
Fig. 5 is the A-A sectional views of Fig. 4.
In figure：1- plastic-sprayings part, 2- electrostatic protections gear tool, the non-plastic-spraying faces 11-, 21- shutters, 22- felt pads, 23- first
Bar shaped collets, the second bar shapeds of 24- collets, 25- metal cylinders, 26- insulation sleeves.
Specific implementation mode
A kind of specific embodiment 1 of the anti-guard block tool of electrostatic plastic spraying of the present invention, as shown in Figure 1 to Figure 2, electrostatic protection gear
Tool 2 includes shutter 21 and felt pad 22, and shutter 21 and felt pad 22 are respectively the barrier structure and insulating supporting knot
Structure, wherein plastic-spraying part 1 are specially plastic-spraying plate, and shutter is conductor, and shutter 21 has opposite with the non-plastic-spraying face 11 of plastic-spraying part 1
Shielding surface, the coincident at 21 edge of shutter and non-plastic-spraying face 11, effect be that shutter 21 is avoided to cross guarantor to plastic-spraying part
Shield or leakage protection；It is set to carry bear identical with the molding powder electrically charged polarity of institute by electrostatic induction principle when shutter 21 uses
Electricity, the electronegative effect of shutter 21 are when being blocked to non-plastic-spraying face using shutter, because shutter carries and molding powder phase
Same negative electricity so that molding powder can not adsorb on band barrier structure, to reduce the waste of molding powder.
For shutter 21 and plastic-spraying part 1 to be isolated, wherein felt pad 22 contacts felt pad 22 with the shielding surface of shutter 21
End face be the second supporting surface, and the second supporting surface is located in shielding surface, and the end face that felt pad 22 is contacted with non-plastic-spraying face is the
One supporting surface；Wherein the coincident at the edge of the first supporting surface outer surface and non-plastic-spraying face, effect are to enable to first
Supporting surface is completely covered on non-plastic-spraying face 11, to make molding powder that can not contact with non-plastic-spraying face 11, in addition also avoids insulating
The overprotection or leakage protection in 22 pairs of non-plastic-spraying faces 11 of pad.
A kind of embodiment of electrostatic plastic spraying means of defence of the present invention, what is specifically used is exactly the anti-guard block of above-mentioned electrostatic plastic spraying
The specific embodiment 1 of tool, comprises the following steps：Step 1, first by the shutter 21 and another conductor in electrostatic protection gear tool 2
Be connected and be put into electric field and generate electrostatic induction, shutter induce with after molding powder institute electrically charged identical negative electricity by shutter
Remove electric field；Felt pad is placed between shutter 21 and plastic-spraying part 1 by step 2, and the wherein support of shutter 21 is placed on felt pad
On 22 the second supporting surface, the first supporting surface support of felt pad 22 is placed on the non-plastic-spraying face 11 of plastic-spraying part 1；Step 3, right
Plastic-spraying part carries out electrostatic plastic spraying, and because identical charges repel each other, effect molding powder can not be adsorbed onto on shutter.
The embodiment 2 of the anti-guard block tool of a kind of electrostatic plastic spraying of the present invention, as shown in figure 3, insulating supporting structure can also be two
A the first bar shaped collets 23 and the second bar shaped collets 24 being mutually parallel, the edge of two of which bar shaped collets is less than non-
The edge in plastic-spraying face.
In addition in other embodiments, the outer profile edge of the first bar shaped collets 23 and the second bar shaped collets 24 also may be used
With the coincident less times greater than the edge in non-plastic-spraying face or with non-plastic-spraying face.
A kind of embodiment 3 of the anti-guard block tool of electrostatic plastic spraying of the present invention, as shown in Fig. 4 to Fig. 5, electrostatic plastic spraying gear tool is for hiding
Hole wall is kept off, electrostatic protection gear tool 2 includes metal cylinder 25 and insulation sleeve 26, and wherein metal cylinder 25 is the barrier structure, absolutely
Edge set 26 is the insulating supporting structure, the edge of metal cylinder 25 and the coincident of hole wall, and effect is to avoid metal cylinder
The leakage protection and overprotection of 26 pairs of hole walls；Insulation sleeve 24 has the inner peripheral surface being bonded with 25 external peripheral surface of metal cylinder, wherein
The inner peripheral surface of insulation sleeve 26 is second supporting surface；The inner peripheral surface of insulation sleeve 26 is connected with and metal cylinder 25 axial one
The effect of the anchor ring of a end face fitting, anchor ring is to limit the axial direction to prevent annular canister along hole to metal cylinder 25
It moves in direction；Insulation sleeve 26 further includes the outer circumference surface being bonded with hole wall, wherein the outer circumference surface size and hole wall of insulation sleeve 26
Size it is identical, the outer circumference surface of insulation sleeve 26 is first supporting surface.
The reality such as above-mentioned electrostatic plastic spraying means of defence can also be used in the embodiment 2 and 3 of above-mentioned electrostatic protection gear tool
It applies the similar mode of example to be protected, which can be summarized as following steps：Step 1, make the anti-guard block tool of electrostatic plastic spraying
Middle barrier structure carries charge identical with the molding powder electrically charged polarity of institute；Step 2, by insulating supporting structure be placed in barrier structure with
Between plastic-spraying part, wherein the first supporting surface of insulating supporting structure and the second supporting surface are supported respectively at plastic-spraying part and barrier structure
Step 3 contact carries out electrostatic plastic spraying to plastic-spraying part, because identical charges repel each other, effect molding powder can not be adsorbed onto on barrier structure.
In addition, insulation sleeve 26 can be not provided with the annular surface being bonded with 23 axial end face of metal cylinder, insulation sleeve can be passed through
26 realize the limit to annular canister with the interference fit of metal cylinder 25, to preventing annular canister from moving in the axial direction.
In addition, in other embodiments of the invention, insulation system can also be other fillers with insulating property (properties),
Filler, which is filled between barrier structure and plastic-spraying part to realize, is isolated and the effect of sealing.
In addition, other in the present invention implement, the barrier structure in electrostatic plastic spraying gear tool can also by with it is another
The mode of a energized conductor contact, makes barrier structure carry charge identical with molding powder polarity.
Claims (9)
1. a kind of anti-guard block tool of electrostatic plastic spraying, includes the barrier structure in the non-plastic-spraying face for blocking plastic-spraying part, barrier structure tool
There is the shielding surface opposite with non-plastic-spraying face, it is characterised in that：The barrier structure is conductor, which can carry when in use
Charge identical with the molding powder electrically charged polarity of institute, the anti-guard block tool of electrostatic plastic spraying further includes for barrier structure and plastic-spraying part to be isolated
Insulating supporting structure, insulating supporting structure respectively include supporting the first, second supporting surface contacted with plastic-spraying part, barrier structure.
2. the anti-guard block tool of a kind of electrostatic plastic spraying according to claim 1, it is characterised in that：The edge of barrier structure and non-spray
The coincident in modeling face.
3. the anti-guard block tool of a kind of electrostatic plastic spraying according to claim 1, it is characterised in that：First of insulating supporting structure
Support face is contacted with the support of non-plastic-spraying face, and the outer profile edge of the first supporting surface and non-plastic-spraying face coincident, insulating supporting knot
Second supporting surface of structure is contacted with shielding surface support, and the second supporting surface is located in shielding surface.
4. the anti-guard block tool of a kind of electrostatic plastic spraying according to claim 1, it is characterised in that：Barrier structure is for blocking hole
The conductive tube of wall, conductive tube have the outer circumference surface opposite with the hole wall of plastic-spraying part, and the outer circumference surface of conductive tube is described blocks
Face, edge and the hole wall coincident of conductive tube outer circumference surface；Insulating supporting structure is insulation sleeve, and insulation sleeve has and conductive tube
The inner peripheral surface of outer circumference surface contact and the outer circumference surface contacted with hole wall, the outer circumference surface and inner peripheral surface of insulation sleeve are respectively
First supporting surface and the second supporting surface.
5. the anti-guard block tool of a kind of electrostatic plastic spraying according to claim 4, it is characterised in that：The side of the outer circumference surface of insulation sleeve
Edge and hole wall coincident.
6. the anti-guard block tool of a kind of electrostatic plastic spraying according to claim 4, it is characterised in that：The inner peripheral surface of insulation sleeve connects
It is useful for the anchor ring being bonded with the axial end face of conductive tube.
7. electrostatic plastic spraying means of defence, which is characterized in that include the following steps：Step 1, make to block in the anti-guard block tool of electrostatic plastic spraying
Structure carries charge identical with the molding powder electrically charged polarity of institute；Step 2, insulating supporting structure is placed in barrier structure and plastic-spraying part
Between, wherein the first supporting surface of insulating supporting structure and the second supporting surface are contacted with plastic-spraying part and barrier structure support respectively,
Step 3, electrostatic plastic spraying is carried out to plastic-spraying part, effect molding powder can not be adsorbed onto on barrier structure because identical charges repel each other.
8. electrostatic plastic spraying means of defence according to claim 7, it is characterised in that：The electrostatic plastic spraying means of defence is band
The method of the protection hole wall of porose plastic-spraying part, wherein barrier structure is conductive tube, and insulating supporting structure is insulation sleeve, in step
In 2, insulation sleeve is sleeved on conductive tube, the anti-guard block tool of the electrostatic plastic spraying is formed, then again has the anti-guard block of electrostatic plastic spraying
It inserts in the hole, the outer circumference surface and inner peripheral surface of insulation sleeve are respectively first supporting surface and the second supporting surface, insulation sleeve
Inner peripheral surface is contacted with the support of the outer circumference surface of conductive tube, and the outer circumference surface of insulation sleeve is contacted with hole wall support.
9. electrostatic plastic spraying means of defence according to claim 7 or 8, it is characterised in that：In the anti-guard block tool of electrostatic plastic spraying
Barrier structure carries charge identical with the molding powder electrically charged polarity of institute with electrostatic induction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610731984.XA CN106311537B (en) | 2016-08-26 | 2016-08-26 | A kind of electrostatic plastic spraying means of defence and the gear tool for implementing this method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610731984.XA CN106311537B (en) | 2016-08-26 | 2016-08-26 | A kind of electrostatic plastic spraying means of defence and the gear tool for implementing this method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106311537A CN106311537A (en) | 2017-01-11 |
| CN106311537B true CN106311537B (en) | 2018-09-21 |
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ID=57791969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610731984.XA Active CN106311537B (en) | 2016-08-26 | 2016-08-26 | A kind of electrostatic plastic spraying means of defence and the gear tool for implementing this method |
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| Country | Link |
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| CN (1) | CN106311537B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112295777B (en) * | 2019-08-27 | 2023-01-10 | 宁德时代新能源科技股份有限公司 | Auxiliary device for spraying |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11347467A (en) * | 1998-06-12 | 1999-12-21 | Nagoya Oil Chem Co Ltd | Masking material |
| EP1033178A2 (en) * | 1993-09-29 | 2000-09-06 | Nagoya Oilchemical Co., Ltd. | Masking member |
| CN101600511A (en) * | 2007-05-18 | 2009-12-09 | 丰田自动车株式会社 | Blot preventing cover for coater |
| CN202591001U (en) * | 2012-04-28 | 2012-12-12 | 东莞丰裕电机有限公司 | Counter electrode device used for electrostatic powder spraying |
| CN205183023U (en) * | 2015-11-11 | 2016-04-27 | 广东富胜实业有限公司 | TV set backplate shelter from mould |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160030964A1 (en) * | 2013-02-01 | 2016-02-04 | Andrew Mikesell, SR. | Painting Cover |
-
2016
- 2016-08-26 CN CN201610731984.XA patent/CN106311537B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1033178A2 (en) * | 1993-09-29 | 2000-09-06 | Nagoya Oilchemical Co., Ltd. | Masking member |
| JPH11347467A (en) * | 1998-06-12 | 1999-12-21 | Nagoya Oil Chem Co Ltd | Masking material |
| CN101600511A (en) * | 2007-05-18 | 2009-12-09 | 丰田自动车株式会社 | Blot preventing cover for coater |
| CN202591001U (en) * | 2012-04-28 | 2012-12-12 | 东莞丰裕电机有限公司 | Counter electrode device used for electrostatic powder spraying |
| CN205183023U (en) * | 2015-11-11 | 2016-04-27 | 广东富胜实业有限公司 | TV set backplate shelter from mould |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106311537A (en) | 2017-01-11 |
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