CN214864515U - Device for eliminating corner effect of electrostatic spraying for automobile coating - Google Patents
Device for eliminating corner effect of electrostatic spraying for automobile coating Download PDFInfo
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- CN214864515U CN214864515U CN202022911394.XU CN202022911394U CN214864515U CN 214864515 U CN214864515 U CN 214864515U CN 202022911394 U CN202022911394 U CN 202022911394U CN 214864515 U CN214864515 U CN 214864515U
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Abstract
The application discloses car application electrostatic spraying corner effect remove device, a serial communication port, include: the static electricity eliminating device comprises a fixed connecting piece (1), an static electricity eliminating ring (2) and a connecting rod (3) for connecting the fixed connecting piece (1) and the static electricity eliminating ring (2), wherein a leakage area (21) is arranged on the static electricity eliminating ring (2). This application is through eliminating the static ring, eliminates the regional electrostatic effect of border edges and corners to improve the paint film quality. By eliminating the edge effect device, the reworking rate of the paint film can be reduced, the debugging period is saved, and the reworking cost is reduced.
Description
Technical Field
The application relates to the technical field of automobile spraying, in particular to an electrostatic spraying corner effect eliminating device for automobile coating.
Background
When a new factory debugs the appearance of a paint film of a new vehicle type, the film thickness of the paint film needs to be debugged, the film thickness from a single-coating film to a composite-coating film needs to be debugged, and finally a qualified film thickness debugging report is formed.
However, in the process of adjusting the film thickness, the film thickness of each part of the vehicle body is found to be different, and particularly, defects such as bubbles, sagging, pinholes and the like are frequently generated in the areas such as corners and edges, so that the quality of the paint film is seriously damaged, and the film thickness of the areas is difficult to be uniform.
The problems of sagging, air bubbles, pinholes and the like easily occur at corners, and the defects of sagging, air bubbles and the like are caused mainly because a large amount of static electricity is locally gathered in the corner area in the electrostatic spraying process to cause the local voltage to be increased and the local adsorption capacity is strong to cause a large amount of paint to be gathered in the corner area.
SUMMERY OF THE UTILITY MODEL
Based on this, it is necessary to provide an apparatus for eliminating the corner effect of electrostatic spraying in automobile painting, aiming at the technical problem that the paint is accumulated in the corner area due to electrostatic accumulation in the prior art, thereby causing the defects of sagging, air bubbles and the like.
The application provides an automobile coating electrostatic spraying corner effect remove device includes: the static electricity eliminating device comprises a fixed connecting piece, an static electricity eliminating ring and a connecting rod for connecting the fixed connecting piece and the static electricity eliminating ring, wherein a leakage area is arranged on the static electricity eliminating ring.
Further, the static electricity eliminating ring is a metal ring, the fixed connecting piece is a metal connecting piece, and the connecting rod is a metal connecting rod.
Further, the static electricity eliminating ring is a rectangular ring, a square ring, a circular ring or a diamond ring.
Further, the connecting rod includes a plurality of connecting portions connected to each other.
Furthermore, two adjacent connecting parts have a certain included angle.
Still further, the included angle between two adjacent connecting parts is 90 degrees.
Furthermore, two adjacent connecting parts can be movably connected.
Still further, the connecting rod is integrally formed.
Further, the fixed connection piece includes base and plug connector, the base one side with the connecting rod is connected, the another side with the plug connector is connected.
Still further, the fixed connector comprises a plurality of the connectors.
This application is through eliminating the static ring, eliminates the regional electrostatic effect of border edges and corners to improve the paint film quality. By eliminating the edge effect device, the reworking rate of the paint film can be reduced, the debugging period is saved, and the reworking cost is reduced.
Drawings
FIG. 1 is a front view of an apparatus for eliminating corner effects in electrostatic painting of an automobile according to an embodiment of the present disclosure;
FIG. 2 is a side view of an apparatus for eliminating corner effects in electrostatic painting of an automobile according to an embodiment of the present disclosure;
FIG. 3 is another schematic perspective view of an apparatus for eliminating corner effect in electrostatic painting for automobile painting according to an embodiment of the present disclosure;
FIG. 4 is a schematic diagram illustrating an exemplary embodiment of an apparatus for eliminating corner effects in electrostatic painting;
fig. 5 is a schematic diagram illustrating an operation of an apparatus for eliminating corner effect in electrostatic spraying for automobile painting according to an embodiment of the present disclosure.
Description of reference numerals:
1-fixing the connecting piece; 11-a base; 12-a plug-in unit; 2-an electrostatic elimination ring; 21-a drain region; 3-a connecting rod; 31-a connecting portion; 4-coating the component; 41-high voltage electrostatic accumulation zone.
Detailed Description
The present application will now be described in further detail with reference to the accompanying drawings and specific examples.
As shown in fig. 1 to 3, an embodiment of the present application provides an apparatus for eliminating corner effect in electrostatic spraying for automobile coating, including: the electrostatic elimination device comprises a fixed connecting piece 1, an electrostatic elimination ring 2 and a connecting rod 3 for connecting the fixed connecting piece 1 and the electrostatic elimination ring 2, wherein a leakage area 21 is arranged on the electrostatic elimination ring 2.
Specifically, the static electricity eliminating ring 2 is provided with a drain region 21, and static electricity is eliminated by the drain region 21. Fig. 4 is a schematic diagram illustrating an application of the device for eliminating the corner effect in electrostatic spraying for automobile painting according to an embodiment of the present application, which includes the following steps:
And 2, placing a high-voltage electrostatic gathering area 41 of the coating part 4 to be protected, such as a sharp corner of the coating part 4, at the front end of the leakage area 21, eliminating a safety distance between the electrostatic ring 2 and the part to be protected, and avoiding interference caused by touch, wherein the specific safety distance is determined in an experiment or model way during early development.
Wherein the static electricity eliminating ring 2 is the main functional part of the device, and the static electricity is eliminated through the ring. The main function of the connecting bar 3 is to connect the fixed link 1 and the static electricity eliminating ring 2.
The working principle of the device for eliminating the corner effect of the electrostatic spraying in the automobile coating is shown in figure 5:
the corner effect means that on the same electrified conductor, compared with a smooth part, the surface charge density of a tip part of the electrified conductor is higher, the electric field intensity near the tip is stronger, the sprayed material is positively charged when passing through a spraying device, a vehicle body is negatively charged, and a large amount of positive charges of the coating are accumulated in the tip part under the action of an electric field, so that the film thickness is thicker than that of a peripheral smooth curved film. And through placing an electrostatic ring 2 of eliminating at the front end in the tip region of corner, the electric field that the electrostatic ring 2 of eliminating produced can offset the electric field of tip, and the positive charge of tip gathering is evenly distributed again, avoids the gathering of positive charge in the tip region to the membrane thickness of avoiding tip region is thicker than the membrane thickness of peripheral smooth curved surface.
This application is through eliminating the static ring, eliminates the regional electrostatic effect of border edges and corners to improve the paint film quality. By eliminating the edge effect device, the reworking rate of the paint film can be reduced, the debugging period is saved, and the reworking cost is reduced.
As shown in fig. 1 to 3, an embodiment of the present application provides an apparatus for eliminating corner effect in electrostatic spraying for automobile coating, including: the electrostatic elimination device comprises a fixed connecting piece 1, an electrostatic elimination ring 2 and a connecting rod 3 for connecting the fixed connecting piece 1 and the electrostatic elimination ring 2, wherein a leakage area 21 is arranged on the electrostatic elimination ring 2, the electrostatic elimination ring 2 is a metal ring, the fixed connecting piece 1 is a metal connecting piece, the connecting rod 3 is a metal connecting rod, and the electrostatic elimination ring 2 is a rectangular ring, a square ring, a circular ring or a diamond ring;
the connecting rod 3 comprises a plurality of connecting parts 31 which are connected with each other, and a certain included angle is formed between every two adjacent connecting parts 31;
The corner effect that produces in the spraying process is thoroughly eliminated through making dedicated auxiliary device to this embodiment.
Specifically, the static electricity eliminating ring 2 may be a rectangular ring, a square ring, a circular ring, or a diamond ring, and is selected according to the shape of the high-voltage static electricity collecting region of the painting member.
The static electricity eliminating ring 2 is a metal ring including, but not limited to, an iron ring, a steel ring, a copper ring, etc.
Through the selection of the position of the vehicle body, the area needing improvement is confirmed, and the selective fixing mode is carried out according to the position of the local vehicle body. The fixing mode can be fixing through the mounting hole. The bottom of fixed connector 1 sets up plug connector 12 to conveniently insert fixed connector 1 in the mounting hole of automobile body, through fixing at the automobile body mounting hole, thereby need not to carry out the trompil to the automobile body, go on with the help of the mounting hole of automobile body, avoid the influence to the automobile body.
The device for eliminating the electrostatic spraying corner effect during automobile coating is wholly made of metal, and when the fixed connecting piece 1 is connected with an automobile body, good electric conduction can be achieved, and static electricity is eliminated.
The connecting rod 3 comprises a plurality of connecting parts 31 which are connected with each other, and every two adjacent connecting parts 31 have a certain included angle. Because the position that can fixed connecting piece 1 on the automobile body generally is the mounting hole of automobile body, and the mounting hole has certain distance with high-voltage static gathers the district, and the automobile body appearance is changeable, consequently, through a plurality of connecting portion 31 that have certain contained angle and connect to be connected fixed connecting piece 1 and static ring 2 of elimination, and avoid taking place to interfere with the automobile body.
During the use, with the car application electrostatic spraying corner effect remove device of this application, install assigned position and region before the automobile body spraying to ensure fixed firm and do not influence whole spraying process. After the spraying is finished, the device is disassembled at a proper position and is recycled through transportation. After the device is used for a certain time, the device needs to be cleaned regularly, for example, once in about 2 weeks, and the time can be adjusted properly according to the actual situation. Paint attached to the surface of the device is cleaned through materials such as paint remover and the like, so that the timeliness of the device is guaranteed.
This embodiment sets up the plug connector, is convenient for be connected with the automobile body mounting hole. Meanwhile, the device for eliminating the electrostatic spraying corner effect during automobile coating is entirely made of metal, so that good electric conduction is realized. And finally, the fixed connecting piece and the electrostatic elimination ring are connected through a plurality of connecting parts, so that the interference with the vehicle body is avoided.
In one embodiment, the included angle between two adjacent connecting portions 31 is 90 °.
This embodiment sets up the contained angle and is 90 for the atress of a plurality of connecting portions is balanced, improves the whole firm of connecting rod.
In one embodiment, two adjacent connecting portions 31 can be movably connected.
The connecting part of the embodiment can be movably connected, so that the shape of the connecting rod can be changed conveniently, and the connecting rod is suitable for different coating parts.
In one embodiment, the connecting rod 3 is integrally formed.
The connecting rod integrated into one piece of this embodiment to improve the steadiness of connecting rod, can set up different connecting rods according to the application part of difference.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides an automobile coating electrostatic spraying corner effect remove device which characterized in that includes: the static electricity eliminating device comprises a fixed connecting piece (1), an static electricity eliminating ring (2) and a connecting rod (3) for connecting the fixed connecting piece (1) and the static electricity eliminating ring (2), wherein a leakage area (21) is arranged on the static electricity eliminating ring (2).
2. The apparatus for eliminating corner effect of electrostatic painting for automobile painting according to claim 1, wherein the electrostatic eliminating ring (2) is a metal ring, the fixing connector (1) is a metal connector, and the connecting rod (3) is a metal connecting rod.
3. The apparatus for eliminating corner effect of electrostatic painting for automobile painting according to claim 1, wherein the electrostatic eliminating ring (2) is a rectangular ring, a square ring, a circular ring, or a diamond ring.
4. The automotive painting electrostatic spraying corner effect elimination device according to claim 1, characterized in that the connecting rod (3) comprises a plurality of interconnecting connecting portions (31).
5. The device for eliminating corner effects of automobile coating electrostatic spraying according to claim 4, wherein two adjacent connecting portions (31) have an included angle.
6. The device for eliminating corner effect of electrostatic painting for automobile painting according to claim 5, wherein the angle between two adjacent connecting portions (31) is 90 °.
7. The device for eliminating the corner effect of automobile coating electrostatic spraying according to claim 4, wherein two adjacent connecting parts (31) are movably connected.
8. The automotive coating electrostatic spraying corner effect elimination device according to claim 4, characterized in that the connecting rod (3) is integrally formed.
9. The automotive painting electrostatic painting corner effect elimination device according to claim 1, characterized in that the fixed connection piece (1) comprises a base (11) and a plug piece (12), one side of the base (11) is connected with the connecting rod (3), and the other side of the base is connected with the plug piece (12).
10. The automotive painting electrostatic painting corner effect elimination device according to claim 9, characterized in that the fixed connection piece (1) comprises a plurality of the plug-in connectors (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022911394.XU CN214864515U (en) | 2020-12-04 | 2020-12-04 | Device for eliminating corner effect of electrostatic spraying for automobile coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022911394.XU CN214864515U (en) | 2020-12-04 | 2020-12-04 | Device for eliminating corner effect of electrostatic spraying for automobile coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214864515U true CN214864515U (en) | 2021-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022911394.XU Active CN214864515U (en) | 2020-12-04 | 2020-12-04 | Device for eliminating corner effect of electrostatic spraying for automobile coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214864515U (en) |
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2020
- 2020-12-04 CN CN202022911394.XU patent/CN214864515U/en active Active
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