CN107812685A - A kind of coating production of auto parts machinery - Google Patents
A kind of coating production of auto parts machinery Download PDFInfo
- Publication number
- CN107812685A CN107812685A CN201710885479.5A CN201710885479A CN107812685A CN 107812685 A CN107812685 A CN 107812685A CN 201710885479 A CN201710885479 A CN 201710885479A CN 107812685 A CN107812685 A CN 107812685A
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- Prior art keywords
- paint
- spray
- coating
- levelling
- plastic electroplating
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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
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/14—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by electrical means
- B05D3/141—Plasma treatment
- B05D3/142—Pretreatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/02—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/54—No clear coat specified
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a kind of coating production of auto parts machinery, and it includes the plastic electroplating part that the highlighted nickel technique of selection makes, pre-treatment, primer spray, a levelling, color spray paint, secondary levelling, baking, the procedure of lower part seven.The present invention is by reasonably selecting material, pre-treating technology and coating system; the diversified effect of color can be produced; the figure layer has high richness, the high grade of transparency; high metallic texture outward appearance; and then enrich the diversity of painting effect and color, the coating can reach scratch resistance without additional protective coating; and ageing-resistant performance; the high performance requirements possessed needed for surface of automobile part coating can be met; the present invention has broken away from the high cost process side painted after long-term use of vacuum coating, and then reduces production cost.
Description
Technical field
The present invention relates to automobile plastic component surface treatment technology, more particularly to a kind of coating preparation side of auto parts machinery
Method.
Background technology
Working of plastics spray painting is all used as appearance color using light transmittance extreme difference or opaque colored paint in existing auto parts and components
It has been shown that, then cover one layer of pure transparent varnish and carry out protective coloration lacquer coat to reach product requirement, such single effect, lack various
Property, and number of doing over again is restricted, metal-like is poor.Patent No. CN106378294A discloses a kind of spraying of auto parts machinery
Technique, it is characterised in that comprise the following steps：Remove releasing agent, clean oil removing, polishing, destatic, plastics priming paint, in prime,
Grinding process, finish paint spraying, dryness finalization, polishing, is finally examined, and this three, which apply two, bakes, and the work of intermediate demand polishing
The problems such as adhesive force is low, easily falls paint, and film thickness is uneven, rough surface be present in the spraying that skill can solve existing working of plastics,
But processing efficiency is low, the effect of the high richness high-metal-sense showed jointly after paint film is unable to reach, in product development front end
Design on can design variously-shaped, such as go out precious stone shape, sapphire or emerald and other effects can be showed after application, it is raw
It is higher to produce cost, it is impossible to meet the needs of auto parts machinery production requirement.
The content of the invention
It is an object of the invention to for above-mentioned deficiency of the prior art, a roasting technique is applied by two, to highlight nickel
The plated item base material of technique is plastic electroplating part, the high richness of quick and easy acquisition, high clarity, high metallic texture product,
Instead of using high cost technique for vacuum coating to reach the industry issue of the effect in industry, spraying cost is reduced, reduces product and returns
Work number, improve it and produce qualification rate.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：
A kind of coating production of auto parts machinery, comprises the following steps：（1）The electrodeposited coating base material of the highlighted nickel of selection is as plastics
Plated item；
（2）Pre-treatment：Low-temperature plasma processing is carried out to plastic electroplating part surface, using plasma generator produce low temperature etc. from
Daughter, workpiece is sprayed to by compressed air, wherein plasma generator purification efficiency is 80%, handles air quantity：3000m2/ h, it is defeated
Entering voltage is：220V/50Hz；
（3）Primer spray：The plastic electroplating part surface handled before process uses small-bore spray gun spraying priming paint, the adjustment of priming paint spray gun
Parameter：Spray gun is 15~25cm apart from plastic electroplating part, and row rifle 30~50cm/s of speed, spray pressure is 0.15~0.3MPa,
Be atomized 0.1~0.25MPa, back and forth spray 4~6 times, each spraying swath overlapped thickness be 1/2~1/3, it is ensured that paint film flat smooth and thoroughly
Lightness, paint 5~10 μm of thickness；
（4）Levelling：After priming paint has sprayed, 7~10min of levelling, shakeout paint drop, and solvent is volatilized；
（5）Color spray paint:The priming paint on plastic electroplating part surface utilizes small-bore spray gun spraying colored paint, colored paint spray after a levelling
Rifle adjusting parameter：Spray distance is 20~25cm, and row rifle 40~50cm/s of speed, spray pressure is 0.3~0.5MPa, atomization
0.16~0.25MPa, back and forth spray 6~8 times, each spraying swath overlapped thickness is 1/3~1/2, it is ensured that paint film flat smooth；Paint film
It is thick：15~25 μm；
（6）Secondary levelling：10~15min of levelling after colored paint has sprayed, paint drop is shakeout, and solvent is volatilized；
（7）Baking：After secondary levelling, plastic electroplating part being put into vertical type oven and toasted, baking temperature is 75~85 DEG C,
Time is 30min；
（8）Lower part：Plastic electroplating part lower part after baking is handled, stands cooling 30min, and polishing is completed to prepare.
Preferably, the allotment ratio of the priming paint is priming paint：Curing agent：Diluent=20：1：12~24；The colored paint
Allotment ratio is colored paint：Curing agent：Diluent=4:1:1.5~4, the percentage is mass percent.
Preferably, the allotment of the colored paint need to utilize agitator stirring more than 25min uniform to reach color.
Preferably, the primary coat is water white transparency priming paint, and colored paint is then coloured high transparency coating, and the diluent is acetic acid
Ethyl ester.
Preferably, required colored paint must be that high bright resin is mixed and is made with a small amount of transparent pigment.
Beneficial effects of the present invention：
1）The present invention selects the plastic electroplating part of highlighted nickel technique to adopt again by reasonably selecting pre-treating technology and coating system
Sample two applies the high richness that a curing process reaches product, and high clarity, the effect purpose of high metallic texture, cost is low, improves life
Qualification rate is produced, reduces the requirement to environment；
2）The present invention is meeting the diversity of product surface effect and high richness, high clarity, and the effect of high metallic texture is same
When, it can similarly meet the high performance requirements possessed needed for surface of automobile part coating, even if plastic electroplating part is when long
Between place after, the correlation that can still meet the high-end auto producer business such as Jaguar Land Rover according to face coat obtained by the present invention will
Ask；
3）Because of the effect of high-transmittance to be reached in the present invention, colored paint thickness is relatively thin, reduce further production cost；
4）It is low that the present invention solves conventional products number of doing over again（≤ 3 times）The problem of, the technique can unrestrictedly do over again, and reduce
The waste of spray painting blank, make the spraying recycling of plastic electroplating Jian Fan factories.
Embodiment
The following detailed description of the preferred embodiments of the present invention.
The invention discloses a kind of coating production of auto parts machinery, it include pre-treatment, primer spray, a levelling,
Color spray paint, secondary levelling, baking, the procedure of lower part seven；In addition to pretreatment procedure, other processes are 25 DEG C in temperature, humidity
For：Completed in 45~70% dust-free workshop, i.e. all items and operation are all to carry out under this condition；
Above-mentioned preparation method comprises the following steps that：
（1）The electrodeposited coating base material of the highlighted nickel of selection is as plastic electroplating part；
（2）Pre-treatment：Low-temperature plasma processing is carried out to plastic electroplating part surface, using plasma generator produce low temperature etc. from
Daughter, plasma generator produce high voltagehigh frequency energy be activated in nozzle steel pipe put a little with controlled aura in it is caused
Low temperature plasma, spray to workpiece by compressed air and spray to workpiece, wherein plasma generator purification effect by compressed air
Rate is 80%, handles air quantity：3000m2/ h, input voltage are：220V/50Hz, object can be realized in body surface after pre-treatment
Ultra-clean cleaning, surface active, etching, finishing；
（3）Primer spray：The plastic electroplating part surface handled before process uses small-bore spray gun spraying priming paint, the adjustment of priming paint spray gun
Parameter：Spray gun is apart from plastic electroplating 15~25cm of part, row rifle speed：30~50cm/s, spray pressure are 0.15~0.3MPa, mist
Change 0.1~0.25MPa, back and forth spray 4~6 times, each spraying swath overlapped thickness is 1/3~1/2, it is ensured that paint film flat smooth, it is described
Spray gun is 90 ° of sprayings with plastic electroplating part；
（4）Levelling：After priming paint has sprayed, 7~10min of levelling, shakeout paint drop, and solvent is volatilized（Cold flow is put down）,
To prevent pin hole occur on paint film in baking, coating quality is influenceed；
（5）Color spray paint：The priming paint on plastic electroplating part surface is after a levelling, using small-bore spray gun spraying colored paint, spray away from
From plastic electroplating part 20~25cm of surface, row rifle 40~50cm/s of speed, spray pressure is 0.3~0.5MPa, atomization 0.16~
0.25MPa, back and forth spray 6~8 times, each spraying swath overlapped thickness be 1/3~1/2, it is ensured that paint film flat smooth, described spray gun with
Plastic electroplating part is 90 ° of sprayings；
（6）Secondary levelling：10~15min of levelling after colored paint has sprayed, paint drop is shakeout, and solvent is volatilized（Cold flow is put down）,
To prevent pin hole occur on paint film in baking, the coating quality of colored paint is influenceed；
（7）Baking：After secondary levelling, plastic electroplating part is put into vertical type oven and toasted, baking condition is temperature：75 ~ 85 DEG C,
Time：30min；
（8）Lower part：Lower part after baking is handled is taken out, stands cooling 30min, polishing is completed to prepare.
The allotment ratio of heretofore described priming paint is priming paint：Curing agent：Diluent=20：1：12~24；The colored paint
Allotment ratio be colored paint：Curing agent：Diluent=4:1:1.5~4, stir evenly respectively, wherein colored paint, which must use, starts agitator
Stirring more than 25min is uniform to reach color, and primary coat is water white transparency priming paint, and colored paint is then coloured high transparency coating, described dilute
It is ethyl acetate to release agent, and the percentage is mass percent.
Required colored paint must be that high bright resin is mixed and is made with a small amount of transparent pigment.
Embodiment 1
The technical process of the present invention：The electrodeposited coating base material of the highlighted nickel of selection is as plastic electroplating part；Produced using plasma generator
Raw low temperature plasma, plasma generator generation high voltagehigh frequency energy is activated in nozzle steel pipe to be put with controlled aura
Caused low temperature plasma in point, spray to workpiece by compressed air and spray to workpiece by compressed air, wherein plasma is sent out
Raw device purification efficiency is 80%, handles air quantity：3000m2/ h, input voltage are：220V/50Hz, can be in body surface after pre-treatment
Ultra-clean cleaning, surface active, etching, the finishing of object are realized, different pre-treatments is carried out according to product requirement；Before process
The plastic electroplating part surface of processing uses small-bore spray gun spraying priming paint, and base coat thickness is that 5 μm of spray guns are apart from plastic electroplating part
15cm, row rifle speed 30cm/s, spray pressure 0.15MPa, 0.1MPa is atomized, reciprocal to spray 4 times, each spraying swath overlapped thickness is
1/2, it is ensured that paint film flat smooth and transparency, paint 5 μm of thickness；After priming paint has sprayed, levelling 7min, shakeout paint drop, and make
Solvent volatilizees；The priming paint on plastic electroplating part surface utilizes small-bore spray gun spraying colored paint, colored paint spray gun after a levelling
Adjusting parameter：Spray distance is 20cm, row rifle speed 40cm/s, spray pressure 0.3MPa, is atomized 0.16MPa, back and forth sprays 6
Secondary, each spraying swath overlapped thickness is 1/3, it is ensured that paint film flat smooth, paint 15 μm of thickness；Levelling 10min, makes after colored paint has sprayed
Paint drop is shakeout, and solvent is volatilized；After secondary levelling, plastic electroplating part is put into vertical type oven and toasted, toasted
75 DEG C of temperature, time 30min；Plastic electroplating part lower part after baking is handled, stands cooling 30min, and polishing is completed to prepare.Profit
The product colored paint obtained with this scheme sprayed below paint it is more bright, intensity it is lower slightly with paint it is less, cost is relatively low.
Embodiment 2
The electrodeposited coating base material of the highlighted nickel of selection is as plastic electroplating part；Low-temperature plasma processing is carried out to plastic electroplating part surface,
Low temperature plasma is produced using plasma generator, plasma generator produces high voltagehigh frequency energy and swashed in nozzle steel pipe
Caused low temperature plasma during living and controlled aura is put a little, sprays to workpiece by compressed air and is sprayed to by compressed air
Workpiece, wherein plasma generator purification efficiency are 80%, handle air quantity：3000m2/ h, input voltage are：220V/50Hz, it is preceding
Ultra-clean cleaning, surface active, etching, the finishing of object can be realized after processing in body surface；The plastics handled before process
Plated item surface uses small-bore spray gun spraying priming paint, and spray gun is apart from plastic electroplating part 25cm, row rifle speed 50cm/s, spraying pressure
Power is 0.3MPa, is atomized 0.25MPa, reciprocal to spray 6 times, and each spraying swath overlapped thickness is 1/2, it is ensured that paint film flat smooth, it is described
Spray gun and plastic electroplating part be 90 ° of sprayings, base coat thickness is 10 μm；After priming paint has sprayed, levelling 10min, shakeout paint drop, and
Solvent is set to volatilize（Cold flow is put down）, to prevent pin hole occur on paint film in baking, influence coating quality；Plastic electroplating part table
The priming paint in face utilizes small-bore spray gun spraying colored paint, spray distance plastic electroplating part surface 25cm, row rifle speed after a levelling
50cm/s, spray pressure 0.5MPa are spent, is atomized 0.25MPa, reciprocal to spray 8 times, each spraying swath overlapped thickness is 1/2, it is ensured that paint
Film flat smooth, described spray gun are 90 ° of sprayings with plastic electroplating part, and colored paint thickness is 25 μm；Levelling after colored paint has sprayed
15min, paint drop is shakeout, and solvent is volatilized（Cold flow is put down）, to prevent pin hole occur on paint film in baking, influence color
The coating quality of paint；After secondary levelling, plastic electroplating part is put into vertical type oven and toasted, baking condition is temperature：85 DEG C, when
Between：30min；Lower part after baking is handled is taken out, stands cooling 30min, polishing is completed to prepare.Using made from this technique
Product, finish paint is thicker, and bright property is not so good as embodiment 1, but intensity is high.
Embodiment 3
The electrodeposited coating base material of the highlighted nickel of selection is as plastic electroplating part；Low-temperature plasma processing is carried out to plastic electroplating part surface,
Low temperature plasma is produced using plasma generator, plasma generator produces high voltagehigh frequency energy and swashed in nozzle steel pipe
Caused low temperature plasma during living and controlled aura is put a little, sprays to workpiece by compressed air and is sprayed to by compressed air
Workpiece, wherein plasma generator purification efficiency are 80%, handle air quantity：3000m2/ h, input voltage are：220V/50Hz, it is preceding
Ultra-clean cleaning, surface active, etching, the finishing of object can be realized after processing in body surface；The plastics handled before process
Plated item surface uses small-bore spray gun spraying priming paint, and spray gun is apart from plastic electroplating part 25cm, row rifle speed：50cm/s, spraying
Pressure is 0.3MPa, is atomized 0.25MPa, reciprocal to spray 6 times, and each spraying swath overlapped thickness is 1/2, it is ensured that paint film flat smooth, institute
The spray gun stated is 90 ° of sprayings with plastic electroplating part, and base coat thickness is 7 μm；After priming paint has sprayed, levelling 10min, shakeout paint drop,
And solvent is set to volatilize（Cold flow is put down）, to prevent pin hole occur on paint film in baking, influence coating quality；Plastic electroplating part
The priming paint on surface utilizes small-bore spray gun spraying colored paint, spray distance plastic electroplating part surface 25cm, row rifle after a levelling
Speed 50cm/s, spray pressure 0.5MPa, 0.25MPa is atomized, reciprocal to spray 8 times, each spraying swath overlapped thickness is 1/2, it is ensured that
Paint film flat smooth, described spray gun are 90 ° of sprayings with plastic electroplating part, and colored paint thickness is 22 μm；Levelling after colored paint has sprayed
15min, paint drop is shakeout, and solvent is volatilized（Cold flow is put down）, to prevent pin hole occur on paint film in baking, influence color
The coating quality of paint；After secondary levelling, plastic electroplating part being put into vertical type oven and toasted, baking condition is that temperature is 80 DEG C,
Time is 30min；Lower part after baking is handled is taken out, stands cooling 30min, polishing is completed to prepare.Utilize this technique system
The product obtained, finish paint thickness is moderate, and bright property is good, and intensity is higher, and this is used generally directed to the higher product of technological requirement
Process conditions.
Heretofore described priming paint uses priming paint：Curing agent：Diluent=20：1：12 or priming paint：Curing agent：Diluent=
20：1：24 or priming paint：Curing agent：Diluent=20：1：18 any one；The allotment ratio of the colored paint is using colored paint：Solidification
Agent：Diluent=4:1:1.5 or colored paint：Curing agent：Diluent=4:1:4 or colored paint：Curing agent：Diluent=4:1:3 any one
Ratio, 25min is stirred evenly respectively, wherein colored paint must stir more than 25min uniform, primary coats to reach color using agitator is started
For water white transparency priming paint, colored paint is then coloured high transparency coating, and the diluent is ethyl acetate, and the percentage is quality
Percentage, required colored paint must be that high bright resin is mixed and is made with a small amount of transparent pigment.
This technological requirement coating is two to apply a curing process and midway is without polishing operation, and primary coat is water white transparency priming paint, face
Paint is then coloured high transparency coating, and the effect finally presented is that electrodeposition of metals and topcoat present and carry metallic jointly
Sense, high richness；And the effect for the simply finish paint that traditional handicraft is presented, and final glossiness lifting needs polishing process.
The innovative point of this technique is in the effect for needing to can be only achieved using PVD in solving traditional handicraft, one side
Reduce cost and to construction environment requirement, on the other hand improve properties of product and product qualification rate.
Here the description and application invented are illustrative, are not wishing to limit the scope of the invention to above-described embodiment
In；The scope of the invention is not being departed from, other deformations and change can be carried out to embodiments disclosed herein.
Claims (5)
1. a kind of coating production of auto parts machinery, it is characterised in that comprise the following steps：
（1）The electrodeposited coating base material of the highlighted nickel of selection is as plastic electroplating part；
（2）Pre-treatment：Low-temperature plasma processing is carried out to plastic electroplating part surface, using plasma generator produce low temperature etc. from
Daughter, workpiece is sprayed to by compressed air, wherein plasma generator purification efficiency is 80%, handles air quantity：3000m2/h, it is defeated
Entering voltage is：220V/50Hz；
（3）Primer spray：The plastic electroplating part surface handled before process uses small-bore spray gun spraying priming paint, the adjustment of priming paint spray gun
Parameter：Spray gun is 15~25cm apart from plastic electroplating part, and row rifle 30~50cm/s of speed, spray pressure is 0.15~0.3MPa,
Be atomized 0.1~0.25MPa, back and forth spray 4~6 times, each spraying swath overlapped thickness be 1/3~1/2, it is ensured that paint film flat smooth and thoroughly
Lightness, paint 5~10 μm of thickness；
（4）Levelling：After priming paint has sprayed, 7~10min of levelling, shakeout paint drop, and solvent is volatilized；
（5）Color spray paint:The priming paint on plastic electroplating part surface utilizes small-bore spray gun spraying colored paint, colored paint spray after a levelling
Rifle adjusting parameter：Spray distance is 20~25cm, and row rifle 40~50cm/s of speed, spray pressure is 0.3~0.5MPa, atomization
0.16~0.25MPa, back and forth spray 6~8 times, each spraying swath overlapped thickness is 1/3~1/2, it is ensured that paint film flat smooth；Paint film
It is thick：15~25 μm；
（6）Secondary levelling：10~15min of levelling after colored paint has sprayed, paint drop is shakeout, and solvent is volatilized；
（7）Baking：After secondary levelling, plastic electroplating part being put into vertical type oven and toasted, baking temperature is 75 ~ 85 DEG C,
Time is 30min；
（8）Lower part：Plastic electroplating part lower part after baking is handled, stands cooling 30min, and polishing is completed to prepare.
A kind of 2. coating production of auto parts machinery according to claim 1, it is characterised in that：The allotment of the priming paint
Ratio is priming paint：Curing agent：Diluent=20：1：12~24；The allotment ratio of the colored paint is colored paint：Curing agent：Diluent=
4:1:1.5~4, the percentage is mass percent.
A kind of 3. coating production of auto parts machinery according to claim 1, it is characterised in that：The allotment of the colored paint
Agitator stirring more than 25min need to be utilized uniform to reach color.
A kind of 4. coating production of auto parts machinery according to claim 1 or 2, it is characterised in that：The primary coat is
Water white transparency priming paint, colored paint are then coloured high transparency coating, and the diluent is ethyl acetate.
A kind of 5. coating production of auto parts machinery according to claim 4, it is characterised in that：The colored paint is high saturating
Bright resin is mixed and is made with a small amount of transparent pigment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710885479.5A CN107812685A (en) | 2017-09-27 | 2017-09-27 | A kind of coating production of auto parts machinery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710885479.5A CN107812685A (en) | 2017-09-27 | 2017-09-27 | A kind of coating production of auto parts machinery |
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| CN107812685A true CN107812685A (en) | 2018-03-20 |
Family
ID=61607444
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710885479.5A Pending CN107812685A (en) | 2017-09-27 | 2017-09-27 | A kind of coating production of auto parts machinery |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108617120A (en) * | 2018-04-12 | 2018-10-02 | Oppo广东移动通信有限公司 | The manufacturing method of electronic device and its shell and shell |
| CN109550666A (en) * | 2018-12-17 | 2019-04-02 | 嘉兴敏惠汽车零部件有限公司 | A kind of automobile bloom components novel coating technique |
| CN109554729A (en) * | 2019-01-09 | 2019-04-02 | 宁波劳伦斯表面技术有限公司 | A kind of color chromium structure and processing technology of automobile decoration piece |
| CN112126266A (en) * | 2020-09-09 | 2020-12-25 | 张悦洋 | Paint formula and spraying method |
| CN112721033A (en) * | 2021-02-22 | 2021-04-30 | 沈阳道达汽车饰件有限公司 | Automobile lamp mask and production process thereof |
| CN113373398A (en) * | 2021-06-24 | 2021-09-10 | 重庆大学 | Flame-retardant magnesium alloy part |
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| CN101378638A (en) * | 2007-08-31 | 2009-03-04 | 深圳富泰宏精密工业有限公司 | Metal case and manufacturing method thereof |
| CN106269442A (en) * | 2016-09-05 | 2017-01-04 | 上海瑞尔实业有限公司 | Plastic electroplating part surface is without the preparation method of ageing high-performance coating |
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| CN101378638A (en) * | 2007-08-31 | 2009-03-04 | 深圳富泰宏精密工业有限公司 | Metal case and manufacturing method thereof |
| CN106269442A (en) * | 2016-09-05 | 2017-01-04 | 上海瑞尔实业有限公司 | Plastic electroplating part surface is without the preparation method of ageing high-performance coating |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108617120A (en) * | 2018-04-12 | 2018-10-02 | Oppo广东移动通信有限公司 | The manufacturing method of electronic device and its shell and shell |
| CN109550666A (en) * | 2018-12-17 | 2019-04-02 | 嘉兴敏惠汽车零部件有限公司 | A kind of automobile bloom components novel coating technique |
| CN109554729A (en) * | 2019-01-09 | 2019-04-02 | 宁波劳伦斯表面技术有限公司 | A kind of color chromium structure and processing technology of automobile decoration piece |
| CN112126266A (en) * | 2020-09-09 | 2020-12-25 | 张悦洋 | Paint formula and spraying method |
| CN112721033A (en) * | 2021-02-22 | 2021-04-30 | 沈阳道达汽车饰件有限公司 | Automobile lamp mask and production process thereof |
| CN113373398A (en) * | 2021-06-24 | 2021-09-10 | 重庆大学 | Flame-retardant magnesium alloy part |
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