CN109868497A - Conducive to the distributed rectifier power-on method for improving electrodeposited paint film uniformity - Google Patents
Conducive to the distributed rectifier power-on method for improving electrodeposited paint film uniformity Download PDFInfo
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- CN109868497A CN109868497A CN201910202000.2A CN201910202000A CN109868497A CN 109868497 A CN109868497 A CN 109868497A CN 201910202000 A CN201910202000 A CN 201910202000A CN 109868497 A CN109868497 A CN 109868497A
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- rectifier
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Abstract
The invention discloses a kind of distributed rectifier power-on method conducive to improvement electrodeposited paint film uniformity, specific step is as follows, is divided into several parts according to vehicle body each section area；Every part is provided with electrophoresis rectifier, and the electrophoresis rectifier of every part is powered respective part, so that the identical voltage of electric current by every part is different.A kind of distributed rectifier power-on method conducive to improvement electrodeposited paint film uniformity of the present invention using the above structure, vehicle body various pieces electrophoresis film is realized by more distributed electrophoresis rectifiers, according to the different DC voltage of the size difference leave of absence corresponding to vehicle body different location, guarantee that vehicle body each section electric current is identical, to improve the uniformity of paint film.
Description
Technical field
The present invention relates to automobile body electrophoretic coating fields, more particularly, to a kind of conducive to the distribution for improving electrodeposited paint film uniformity
Formula rectifier power-on method.
Background technique
Body of a motor car can complete paint according to the DC voltage that paint film is necessary to apply different in the electrophoresis process by electrophoresis tank
The attaching process of film, the DC voltage that the one each position of trolley body of conventional electrophoretic is applied is identical, but can be according to electrophoresis when
Between change voltage value, to guarantee that film thickness is up to standard.The attaching process of practical paint film is and the passed through DC current coulomb of vehicle body
Measure relevant, coulomb amount is bigger, and paint film is thicker.Since the shape at each position of body of a motor car is different, corresponding each position
Real area is also different.Because being applied in electrophoresis process vehicle body is DC voltage, produced at each position of vehicle body
Raw current value is also different, thus it cannot be guaranteed that vehicle body paint film it is uniform, wanted to guarantee that the relatively thin position of paint film meets standard
It asks, it is necessary to which the film thickness for thickening the big vehicle body position of electric current thus causes the waste of Electrophoretic Paints and electric energy.
Summary of the invention
The object of the present invention is to provide a kind of conducive to the distributed rectifier power-on method for improving electrodeposited paint film uniformity, leads to
Excessive platform distribution electrophoresis rectifier realizes vehicle body various pieces electrophoresis film, according to size corresponding to vehicle body different location
The different DC voltage of the different leave of absences guarantees that vehicle body each section electric current is identical, to improve the uniformity of paint film.
To achieve the above object, add the present invention provides a kind of conducive to the distributed rectifier for improving electrodeposited paint film uniformity
Method for electrically, specific step is as follows,
Step a: several parts are divided into according to vehicle body each section area；
Step b: every part is provided with electrophoresis rectifier, and the electrophoresis rectifier of every part supplies respective part
Electricity, so that the identical voltage of electric current by every part is different.
Further, step a is specifically, it is respectively vehicle head part, middle section that entire vehicle body, which is specifically divided into three parts,
And tail part.
Further, the area of the vehicle head part, the middle section and the tail part be respectively S1, S2 with
And S3, wherein S2 > S3 > S1.
Further, step b specifically,
Step b1: boost phase, the corresponding rectifier of vehicle head part, middle section and tail part apply voltage with
Different proportionality coefficient boostings, formula V=kt；
Wherein the proportionality coefficient of vehicle head part, middle section and tail part is respectively k1, k2 and k3, k1 > k3 >
k2；
Step b2: the corresponding rectifier of ladder boost phase, vehicle head part, middle section and tail part applies electricity
Coefficient ladder boosts pressure in the same scale；In step b2 include two pressure-stabilizing sections and two boosting sections, pressure-stabilizing section and boost section
Alternately apply voltage, the corresponding rectifier of boosting section vehicle head part, middle section and tail part applies voltage with identical
Proportionality coefficient boosting.
Step b3: in the pressure stabilizing stage, the corresponding rectifier of vehicle head part, middle section and tail part is with different voltages
It is powered, the electric current by vehicle head part, middle section and tail part is identical.
Therefore, a kind of distributed rectifier power-up conducive to improvement electrodeposited paint film uniformity of the present invention using the above structure
Method realizes vehicle body various pieces electrophoresis film by more distributed electrophoresis rectifiers, according to corresponding to vehicle body different location
The different DC voltage of the size difference leave of absence guarantees that vehicle body each section electric current is identical, to improve the uniformity of paint film.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Detailed description of the invention
Fig. 1 is that the present invention is a kind of conducive to the distributed rectifier power-on method process signal for improving electrodeposited paint film uniformity
Figure；
Fig. 2 is conventional electrophoretic power-on method current-voltage curve；
Fig. 3 is a kind of Current Voltage conducive to the distributed rectifier power-on method for improving electrodeposited paint film uniformity of the present invention
Curve graph.
Specific embodiment
Embodiment
Fig. 1 is that the present invention is a kind of conducive to the distributed rectifier power-on method process signal for improving electrodeposited paint film uniformity
Figure, Fig. 2 are conventional electrophoretic power-on method current-voltage curve, and Fig. 3, which is that the present invention is a kind of, to be conducive to improve electrodeposited paint film uniformity
Distributed rectifier power-on method current-voltage curve, as shown in Figure 1-3, a kind of be conducive to improve electrodeposited paint film uniformity
Distributed rectifier power-on method, specific step is as follows,
Step a: several parts are divided into according to vehicle body each section area.Entire vehicle body is specifically divided into three parts by the present embodiment
Respectively vehicle head part, middle section and tail part.As shown in Fig. 2, being from left to right followed successively by vehicle head part, middle section
And tail part, by the electric current of the vehicle head part, the middle section and the tail part be followed successively by 11, I2 with
And I3, the voltage by entire vehicle body are V0.The Line Integral of the vehicle head part, the middle section and the tail part
Not Wei S1, S2 and S3, wherein S2 > S3 > S1.
Step b: every part is provided with electrophoresis rectifier, and the electrophoresis rectifier of every part supplies respective part
Electricity, so that the identical voltage of electric current by every part is different.As shown in figure 3, by the vehicle head part, the middle section with
And the electric current of the tail part is IO, is applied to the straight of the vehicle head part, the middle section and the tail part
Galvanic electricity pressure is respectively V1, V2 and V3.
Step b1: boost phase, the corresponding rectifier of vehicle head part, middle section and tail part apply voltage with
Different proportionality coefficient boostings, formula V=kt；
Wherein the proportionality coefficient of vehicle head part, middle section and tail part is respectively k1, k2 and k3, k1 > k3 >
k2；
Step b2: the corresponding rectifier of ladder boost phase, vehicle head part, middle section and tail part applies electricity
Coefficient ladder boosts pressure in the same scale；In step b2 include two pressure-stabilizing sections and two boosting sections, pressure-stabilizing section and boost section
Alternately apply voltage, the corresponding rectifier of boosting section vehicle head part, middle section and tail part applies voltage with identical
Proportionality coefficient boosting.
Step b3: in the pressure stabilizing stage, the corresponding rectifier of vehicle head part, middle section and tail part is with different voltages
It is powered, the electric current by vehicle head part, middle section and tail part is identical.
Therefore, a kind of distributed rectifier power-up conducive to improvement electrodeposited paint film uniformity of the present invention using the above structure
Method realizes vehicle body various pieces electrophoresis film by more distributed electrophoresis rectifiers, according to corresponding to vehicle body different location
The different DC voltage of the size difference leave of absence guarantees that vehicle body each section electric current is identical, to improve the uniformity of paint film.
It is a specific embodiment of the invention above, but protection scope of the present invention should not be limited to thoses mentioned above.It is any to be familiar with sheet
Within the technical scope disclosed by the invention, any changes or substitutions that can be easily thought of by the technical staff in field, should all cover at this
Within the protection scope of invention, therefore protection scope of the present invention should be determined by the scope of protection defined in the claims.
Claims (5)
1. a kind of conducive to the distributed rectifier power-on method for improving electrodeposited paint film uniformity, it is characterised in that: specific steps are such as
Under,
Step a: several parts are divided into according to vehicle body each section area；
Step b: every part is provided with electrophoresis rectifier, and the electrophoresis rectifier of every part is powered respective part, makes
It obtains different by the identical voltage of electric current of every part.
2. a kind of distributed rectifier power-on method conducive to improvement electrodeposited paint film uniformity according to claim 1,
Be characterized in that: step a is specifically, it is respectively vehicle head part, middle section and the tailstock that entire vehicle body, which is specifically divided into three parts,
Part.
3. a kind of distributed rectifier power-on method conducive to improvement electrodeposited paint film uniformity according to claim 2,
Be characterized in that: the area of the vehicle head part, the middle section and the tail part is respectively S1, S2 and S3,
Middle S2 > S3 > S1.
4. a kind of distributed rectifier power-on method conducive to improvement electrodeposited paint film uniformity according to claim 3,
Be characterized in that: step b specifically,
Step b1: boost phase, the corresponding rectifier of vehicle head part, middle section and tail part apply voltage with difference
Proportionality coefficient boosting, formula V=kt；
Wherein the proportionality coefficient of vehicle head part, middle section and tail part is respectively k1, k2 and k3, k1 > k3 > k2；
Step b2: ladder boost phase, the corresponding rectifier of vehicle head part, middle section and tail part apply voltage with
Identical proportionality coefficient ladder boosting；
Step b3: the corresponding rectifier in pressure stabilizing stage, vehicle head part, middle section and tail part is carried out with different voltages
Power supply, so that the electric current by vehicle head part, middle section and tail part is identical.
5. a kind of distributed rectifier power-on method conducive to improvement electrodeposited paint film uniformity according to claim 4,
It is characterized in that: including two pressure-stabilizing sections and two boosting sections in step b2, pressure-stabilizing section and boosting section alternately apply voltage, section of boosting
The corresponding rectifier of vehicle head part, middle section and tail part applies voltage, and coefficient boosts in the same scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910202000.2A CN109868497A (en) | 2019-03-18 | 2019-03-18 | Conducive to the distributed rectifier power-on method for improving electrodeposited paint film uniformity |
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| CN201910202000.2A CN109868497A (en) | 2019-03-18 | 2019-03-18 | Conducive to the distributed rectifier power-on method for improving electrodeposited paint film uniformity |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1652430B2 (en) * | 1966-03-17 | 1975-09-04 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Device for supplying power to workpieces when passing through electrophoretic painting baths |
| CN101087902A (en) * | 2004-12-22 | 2007-12-12 | 杜尔系统有限公司 | Electrodip coating equipment |
| CN101238245A (en) * | 2005-08-06 | 2008-08-06 | 艾森曼设备制造有限及两合公司 | Electro dipping device |
| CN108342765A (en) * | 2018-03-23 | 2018-07-31 | 宝沃汽车（中国）有限公司 | The electrophoretic painting mechanism and vehicle Electrodeposition Coating System of white body |
-
2019
- 2019-03-18 CN CN201910202000.2A patent/CN109868497A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1652430B2 (en) * | 1966-03-17 | 1975-09-04 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Device for supplying power to workpieces when passing through electrophoretic painting baths |
| CN101087902A (en) * | 2004-12-22 | 2007-12-12 | 杜尔系统有限公司 | Electrodip coating equipment |
| CN101238245A (en) * | 2005-08-06 | 2008-08-06 | 艾森曼设备制造有限及两合公司 | Electro dipping device |
| CN108342765A (en) * | 2018-03-23 | 2018-07-31 | 宝沃汽车（中国）有限公司 | The electrophoretic painting mechanism and vehicle Electrodeposition Coating System of white body |
Non-Patent Citations (1)
| Title |
|---|
| 李松等: ""基于MAC 整流电源设备的新型电泳工艺控制系统"", 《现代涂料与涂装》 * |
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Application publication date: 20190611 |
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