CN106939433B - A kind of plastic part surface processing method - Google Patents
A kind of plastic part surface processing method Download PDFInfo
- Publication number
- CN106939433B CN106939433B CN201710146335.8A CN201710146335A CN106939433B CN 106939433 B CN106939433 B CN 106939433B CN 201710146335 A CN201710146335 A CN 201710146335A CN 106939433 B CN106939433 B CN 106939433B
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- China
- Prior art keywords
- metal
- plastic part
- coat
- layer
- paint
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/54—Electroplating of non-metallic surfaces
- C25D5/56—Electroplating of non-metallic surfaces of plastics
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/48—After-treatment of electroplated surfaces
Abstract
This application discloses a kind of plastic part surface processing methods, comprising: prepares the coat of metal to the surface of the electrodepositable part of plastic part;It paints to the surface for the plastic part for being prepared with the coat of metal, forms layer of paint;Laser ablation is carried out to the layer of paint for being located at the metal coating surface.Laser etches away the spray painting on the coat of metal, avoids simplifying processing step using masking part, so that the coat of metal and spray painting partial confines are clear.Disclosed herein as well is a kind of plastic parts of surface treatment, have said effect.
Description
Technical field
The present invention relates to laser etching techniques fields, more specifically to a kind of plastic part surface processing method.
Background technique
Compared with metal parts, good metal-like is not only may be implemented in plastic electroplating product, but also can mitigate product
Weight, be effectively improved plastics appearance and it is decorative simultaneously, also improve its electricity, heat and in terms of performance, mention
Its high surface mechanical strength.Currently, common plating and parallel technique of painting process and are electroplated and is exactly to surface of plastic products
The process for plating the other metal or alloy of a thin layer on certain metal surfaces using electrolysis principle, is to make gold using electrolysis
Belong to or the technique of the surface of other materials part attachment layer of metal film prevent from corroding to playing, improve wearability, electric conductivity,
The effects of reflective and having improved aesthetic appearance.Be electroplated and parallel technique of painting in, plating selection plating grade plastics and cannot electricity
The material of plating is molded to obtain plastic products by 2k, then carries out electroplating technology processing in electrodepositable part by electroplating technology,
Plated parts are covered by fixture again, are painted in electroless coating region, to realize the parallel surface treatment work of two kinds of techniques
Skill.
Currently, the parallel process of the surface treatment of plastic electroplating product in the prior art is all the side covered by fixture
Formula is realized, causes the coat of metal and spray painting partial confines fuzzy, and processing step is cumbersome, therefore, how to make the coat of metal with
The partial confines that paint are fuzzy, and simplifying processing step is that those skilled in the art are badly in need of technical problems to be solved.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of plastic part surface processing method so that the coat of metal with
The partial confines that paint are clear, avoid simplifying processing step using masking part.
To achieve the above object, the invention provides the following technical scheme:
A kind of plastic part surface processing method, comprising:
Prepared by the coat of metal to the surface of the electrodepositable part of plastic part;
It paints to the surface for the plastic part for being prepared with the coat of metal, forms layer of paint;
Laser ablation is carried out to the layer of paint for being located at the metal coating surface.
Preferably, in above-mentioned plastic part surface processing method, the described pair of modeling for being prepared with the coat of metal
The surface of material part carries out spray painting
It paints to the surface of the electroless coating part of the plastic part.
Preferably, in above-mentioned plastic part surface processing method, described pair is located at the described of the metal coating surface
Layer of paint carries out laser ablation, comprising:
To the side between the layer of paint of the surface preparation of the non-electrodepositable part of the coat of metal and the plastic part
Boundary carries out laser ablation.
Preferably, in above-mentioned plastic part surface processing method, the electrodepositable part system to plastic part surface
The standby coat of metal, comprising:
First metal nickel layer, metal copper layer, the second metal are sequentially prepared to the electrodepositable part of the plastic part surface
Nickel layer and metallic chromium layer.
Preferably, in above-mentioned plastic part surface processing method, by galvanoplastic, physics or the heavy phase method of chemistry to institute
The surface for stating the electrodepositable part of plastic part prepares the coat of metal.
It can be seen from the above technical proposal that a kind of plastic part surface processing method provided by the present invention, comprising: right
The surface of the electrodepositable part of plastic part prepares the coat of metal;Table to the plastic part for being prepared with the coat of metal
Face is painted, and layer of paint is formed;Laser ablation is carried out to the layer of paint for being located at the metal coating surface.Laser will be
Spray painting on the coat of metal etches away, and avoids simplifying processing step, so that the coat of metal and spray painting using masking part
Partial confines are clear.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of plastic part surface processing method flow chart provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, Fig. 1 is a kind of plastic part surface processing method flow chart provided in an embodiment of the present invention.
In a specific embodiment, a kind of plastic part surface processing method is provided, comprising:
Step S1: prepared by the coat of metal to the surface of the electrodepositable part of plastic part.
Wherein, it is molded to obtain plastic part by mold 2k, the surface of plastic part includes electrodepositable part and electroless coating
Part utilizes the methods of heavy phase method PVD of electro-deposition method, galvanoplastic or physical chemistry preparation metal-plated in electrodepositable part
Layer.
Step S2: painting to the surface for the plastic part for being prepared with the coat of metal, forms layer of paint.
Wherein, after preparing the coat of metal, on the surface to the plastic part for being prepared with the coat of metal
It paints, main purpose is to cover the surface of the electroless coating part of the plastic part.For the ease of processing, then directly to system
The surface for having the plastic part of the coat of metal is painted, and layer of paint is formed.
Step S3: laser ablation is carried out to the layer of paint for being located at the metal coating surface.
Wherein, the layer of paint positioned at the metal coating surface is etched away using laser stepper, by the coat of metal
Exposure, finally formed plastic part surface, the coat of metal including electrodepositable part of the surface, there are also electroless coating part of the surfaces
Layer of paint handles putty piece surface, has obtained the surface treatment effect of plating plus spray painting.
A kind of plastic part surface processing method provided by inventing, comprising: to the table of the electrodepositable part of plastic part
Wheat flour is for the coat of metal;It paints to the surface for the plastic part for being prepared with the coat of metal, forms layer of paint;It is right
The layer of paint positioned at the metal coating surface carries out laser ablation.Laser etches away the spray painting on the coat of metal,
It avoids simplifying processing step using masking part, so that the coat of metal and spray painting partial confines are clear.
On the basis of above-mentioned plastic part surface processing method, for the ease of processing, remove use compared with the existing technology
In the fixture of the masking coat of metal, the surface of the described pair of plastic part for being prepared with the coat of metal carries out spray painting packet
It includes:
It paints to the surface of the electroless coating part of the plastic part.
Further, in above-mentioned plastic part surface processing method, the described pair of institute positioned at the metal coating surface
It states layer of paint and carries out laser ablation, comprising:
To the side between the layer of paint of the surface preparation of the non-electrodepositable part of the coat of metal and the plastic part
Boundary carries out laser ablation.
Wherein, plastic part includes electrodepositable part and electroless coating part, is prepared with metal in electrodepositable part of the surface
Coating, electroless coating part of the surface are provided with layer of paint, laser ablation are carried out in the coat of metal and the boundary of layer of paint, so that golden
Belong to the sharpness of border of coating and layer of paint.
Further, in above-mentioned plastic part surface processing method, the electrodepositable part to plastic part surface
Prepare the coat of metal, comprising:
First metal nickel layer, metal copper layer, the second metal are sequentially prepared to the electrodepositable part of the plastic part surface
Nickel layer and metallic chromium layer.
Further, in above-mentioned plastic part surface processing method, pass through galvanoplastic, physics or the heavy phase method pair of chemistry
The surface of the electrodepositable part of the plastic part prepares the coat of metal.
It should be pointed out that including but not limited to the above method carries out plating metal, it can also be other methods, protect
It protects in range.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (3)
1. a kind of plastic part surface processing method characterized by comprising
Prepared by the coat of metal to the surface of the electrodepositable part of plastic part;
It paints to the surface for the plastic part for being prepared with the coat of metal, forms layer of paint;
Laser ablation is carried out to the layer of paint for being located at the metal coating surface;
It paints on the surface of the described pair of plastic part for being prepared with the coat of metal are as follows:
It paints to the surface of the electroless coating part of the plastic part;
The described pair of layer of paint for being located at the metal coating surface carries out laser ablation are as follows:
Boundary between the layer of paint of the surface preparation of the electroless coating part of the coat of metal and the plastic part is carried out
Laser ablation.
2. plastic part surface processing method as described in claim 1, which is characterized in that it is described to plastic part surface can
Plated parts prepare the coat of metal, comprising:
First metal nickel layer, metal copper layer, the second metal nickel layer are sequentially prepared to the electrodepositable part of the plastic part surface
And metallic chromium layer.
3. plastic part surface processing method as claimed in claim 1 or 2, which is characterized in that by galvanoplastic, physics or
The heavy phase method of chemistry prepares the coat of metal to the surface of the electrodepositable part of the plastic part.
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CN106939433B true CN106939433B (en) | 2019-10-15 |
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Families Citing this family (4)
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CN108330433A (en) * | 2018-01-31 | 2018-07-27 | 厦门建霖健康家居股份有限公司 | A kind of environmental protection welding method of plastic electroplating workpiece |
CN108672247A (en) * | 2018-05-15 | 2018-10-19 | 郎溪金诺塑胶表面处理有限公司 | A kind of process of surface treatment of new-energy automobile plastic fittings |
CN110154606A (en) * | 2019-05-31 | 2019-08-23 | 广州小鹏汽车科技有限公司 | Form the method for pattern and the workpiece with predetermined pattern |
CN111020658B (en) * | 2019-12-31 | 2021-06-18 | 福冈科技(苏州)有限公司 | Production process and production equipment for PET (polyethylene terephthalate) electroplating decorative film |
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