CN106622907A - Processing method and special tool for multicolor aluminum alloy hub - Google Patents
Processing method and special tool for multicolor aluminum alloy hub Download PDFInfo
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- CN106622907A CN106622907A CN201611239259.7A CN201611239259A CN106622907A CN 106622907 A CN106622907 A CN 106622907A CN 201611239259 A CN201611239259 A CN 201611239259A CN 106622907 A CN106622907 A CN 106622907A
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- wheel hub
- paint
- window
- hub
- alloy wheel
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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
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
- B05D5/06—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects
- B05D5/065—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects having colour interferences or colour shifts or opalescent looking, flip-flop, two tones
- B05D5/066—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects having colour interferences or colour shifts or opalescent looking, flip-flop, two tones achieved by multilayers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/16—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area
- B05B12/20—Masking elements, i.e. elements defining uncoated areas on an object to be coated
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- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a processing method and a special tool for a multicolor aluminum alloy hub and relates to the processing method and the special tool for the multicolor aluminum alloy hub. The processing method comprises the following steps: carrying out passivation treatment on the aluminum alloy hub, spraying a bottom power coating, and baking to enable the bottom power coating to be solidified; then spraying a ground color paint, and baking to enable the ground color paint to be in flow leveling solidification; using an occlusion tool to occlude the positive surface of the aluminum alloy hub, exposing a hub window needing color spraying, spraying a paint with a color different from that of the ground color paint on the surface of the exposed hub window, and baking to enable the surface of the exposed hub window to be in flow leveling solidification; and finish turning processing a spoke and a wheel flange surface part of the aluminum alloy hub, carrying out passivation treatment, spraying a celluloid paint with another color, and baking to enable the spoke and the wheel flange surface part to be in flow leveling solidification. The processing tool is provided with an occlusion plate; the occlusion plate is provided with a paint spraying hole; a control handle is arranged on the front side of the occlusion plate; and a positioning column is arranged on the rear side of the occlusion plate. The preparation method is simple, is high in production efficiency and appearance consistency and low in processing cost; and the tool is simple in structure and convenient to use.
Description
Technical field
The present invention relates to the processing method and special tooling of aluminium alloy wheel hub, say in detail it is a kind of process is simple, production effect
Rate is high, the processing method and special tooling of multi-colour Al-alloy wheel hub with low cost.
Background technology
It is known that with the continuous development of auto industry, people are also increasingly lifted for the aesthetic of automobile appearance, consumption
Person also can be more and more more for the requirement of appearance design.Wheel hub is used as vehicle body important component part, and the appearance and modeling of wheel hub is direct
The effect of car load, a novel appearance, the beautiful wheel hub of color is affected to greatly promote the exterior quality of automobile and motorcycle,
Make the richer aesthetic feeling of car load.
Aluminium alloy wheel hub of vehicle color in the market mainly has monochromatic and double-colored two kinds of aluminium wheel, but rarely has three colors or many
Color aluminium wheel, even if there is indivedual users for pursuing individual character to change system into " three colors " aluminium wheel, also invariably by more original method：Such as with painting
The color effects of shoddy method " block gathers " wheel three such as paint pen, manual spray or patch chromatics paper, prior art is because of its production effect
Rate is low, difficulty of construction is big, presentation quality and uniformity cannot ensure, also cannot just meet the demand of bulk article, more cannot
Meet the strict quality requirement of automobile main frame maker.State Intellectual Property Office discloses an applying date and is：2015.09.23, apply
Number it is：201510607271.8th, it is entitled：The application for a patent for invention of wheel hub chromatography spraying method, although the patent application is provided
A kind of preparation method of three color or polychrome wheel hub, but it needs to make at least two sets of chromatography template, complex process, efficiency
It is low；And easily interfere between different colours, obscure boundary is clear, color mixes, appearance is poor.Color separation is processed on wheel hub
Groove, destroys globality, the intensity decreases of wheel hub, and closely viewing color separation groove is fairly obvious, reduces the overall aesthetic of wheel hub, and divides
Color groove needs to use Cutter Body Processing with Machining Center, and processing technology is complicated, wastes time and energy.
The content of the invention
Present invention aim to address above-mentioned the deficiencies in the prior art, there is provided a kind of preparation method is simple, production efficiency is high,
Outward appearance uniformity is high, and processing cost is low and is suitable to the multi-colour Al-alloy wheel hub processing method and special tool of industrial mass production
Dress.
The present invention solves the technical scheme of above-mentioned technical problem employing：
A kind of multi-colour Al-alloy wheel hub processing method, it is passivated first process to aluminium alloy wheel hub, in aluminium alloy wheel hub table
Face forms the passivating film of one layer of densification；It is characterized in that：Also comprise the steps：
The first step：Electrostatic bottom powder coating is uniformly sprayed to the surface of aluminum alloy hub after passivation using static powder gun, bottom powder is applied
Expect that uniform adsorption is in hub surface under electrostatic interaction, Jing 160-220 DEG C are toasted, made bottom powder coating solidification；Reuse electrostatic
Paint rifle, to bottom powder coating surface of aluminum alloy hub spraying background color paint, through 130～180 DEG C baking, carry out levelling consolidate
Change is processed；The gross thickness of bottom powder coating layer and background color skin of paint is 40-80 μm after solidification, completes the spraying of wheel hub background color paint；
Second step：Blocked using the front for blocking the aluminium alloy wheel hub that frock obtains first step processing（Front is aluminium after entrucking
The exposed lateral side of alloy wheel hub）And expose the wheel hub window for needing paint colors, using style electro static spray gun to the wheel hub window for exposing
Discharge surface paint colors are different from the paint of background color paint, through 130～180 DEG C of bakings, carry out levelling curing process；After solidification
Colored varnish coating layer thickness is 10～30 μm；
3rd step：The spoke of the aluminium alloy wheel hub obtained to second step processing and wheel rim surface position carry out finishing processing, then
Passivation Treatment is carried out again to aluminium alloy wheel hub, the colored varnish or transparent of another kind of color is finally sprayed to aluminium alloy wheel hub
Powder, then toast through 150～220 DEG C, make the colored varnish or the solidification of transparent powder levelling, make multi-colour Al-alloy wheel hub.
The spoke of heretofore described aluminium alloy wheel hub and wheel rim front be generally aligned in the same plane or the same surface of revolution on.
Heretofore described wheel hub window is between adjacent two spokes, the space that hub spindle bearing and wheel rim are surrounded or
The recessed groove processed on the single spoke of person；Described wheel hub window surface be it is surrounding wheel hub window and spoke and wheel rim with
Aluminium alloy wheel hub front face not on same plane or the same surface of revolution.Wheel hub window surface is the wheel for surrounding wheel hub window
The side surface of spoke, hub spindle bearing and wheel rim.Described hub spindle bearing is for installing the centre mount of bearing in the middle of wheel hub.
Style electro static spray gun is to non-conterminous wheel hub window on expose, aluminium alloy wheel hub used in second step of the present invention
Discharge surface paint colors are different from the paint of background color paint；Three color aluminium alloy wheel hubs can be made.If quiet used in second step
Electric spray gun for paint to the different wheel hub window surface paint colors on expose, aluminium alloy wheel hub are different from the not homochromy of background color paint
Color paint, you can make multi-colour Al-alloy wheel hub.
It is bigger that making described in second step of the present invention needs the wheel hub window of paint colors to expose the part that middle wheel hub exposes
In wheel hub window.Edge of the part edge that wheel hub exposes far from wheel hub window is 1-5 millimeters；To ensure the equal of window color
It is even, complete；And the position that the region outside wheel hub window, i.e. spoke and wheel rim leading flank etc. are sprayed-on painting without the need for spraying, lead to
The finishing processing operation for crossing the 3rd step falls in the unnecessary colored paint car in the position, makes spraying effect more uniform, attractive in appearance, and can
To guarantee the uniformity of product.
A kind of special tooling of processing multi-colour Al-alloy wheel hub, is provided with shutter, it is characterised in that：On described shutter
The spray painting mouth for appearing wheel hub window is provided with, shutter leading flank middle part is provided with manipulation handle, and shutter trailing flank middle part is provided with
The locating dowel being engaged with the lid mouth of wheel hub cover.
Heretofore described spray painting mouth is more than and wheel hub window, when spray painting mouth is relative with wheel hub window, the four of spray painting mouth
Surrounding edge of all edges far from wheel hub window is 1-5 millimeters.Make the spray painting color to wheel hub window inner surface uniform, complete；And
The position that region, i.e. spoke and wheel rim leading flank outside wheel hub window etc. are but sprayed-on painting without the need for spraying, by finishing processing
Operation falls in the unnecessary colored paint car in the position, makes spraying effect more uniform, attractive in appearance, it is possible to guarantee the consistent of product
Property.
Heretofore described shutter is provided with and is painted correspondingly mouth with each wheel hub window on aluminium alloy wheel hub.
When using, after shutter is adjusted good position, is fixed on aluminium alloy wheel hub, each paint mouth and an aluminium alloy wheel hub phase
To, be exposed outside it；The once fixed spray painting work that can complete multiple wheel hub windows.
Heretofore described locating dowel side is provided with the pilot pin being engaged with the bolt hole of wheel hub.When locating dowel insertion
When the lid mouth of wheel hub cover, pilot pin are inserted in the bolt hole of wheel hub, spray painting mouth is relative with wheel hub window.Accurate positioning, shutter
Not easily shifted, spray painting effect is good.
Processing method of the present invention has simple to operation, production efficiency high, and outward appearance uniformity is high, more attractive, is processed into
This is low and the advantages of be suitable to industrial mass production.When the special tooling of processing multi-colour Al-alloy wheel hub is used, by locating dowel
It is plugged in the lid mouth of wheel hub cover, by manipulating handle shutter is rotated, makes spray painting mouth relative with wheel hub window, you can will need
The wheel hub window of spray painting is exposed outside, and the position without painting is blocked, simple to operation.The present invention is more suitable for tool
The aluminium alloy wheel hub for having two or more different shape wheel hub window is processed.
Description of the drawings
Fig. 1 is the aluminium alloy wheel hub schematic diagram Jing after first step processing in the present invention.
Fig. 2 is Jing after second step processing in the present invention, the aluminium alloy wheel hub schematic diagram with second color.
Fig. 3 is Jing after the present invention is machined, the aluminium alloy wheel hub schematic diagram with three kinds of colors.
Fig. 4 is the structural representation of the special tooling in the present invention with a spray painting mouth.
Fig. 5 is the structural representation on rear side of Fig. 4.
Fig. 6 is the structural representation of the special tooling in the present invention with multiple spray painting mouths.
Specific embodiment
A kind of multi-colour Al-alloy wheel hub processing method, it is passivated process to aluminium alloy wheel hub semi-finished product first, in aluminium
Alloy hub surface forms the passivating film of one layer of densification；Former procedures of wheel hub production procedure, adopt maturation process, therefore
Do not repeat in the present invention, directly start to introduce from mach roughing link：Roughing is carried out to the blank after heat treatment：
The CNC machine speed of mainshaft is set as 2000～2300r/min, 0.4～0.6mm/r of the amount of feeding, surface roughness 3.2 after processing～
6.3.Rough machined semi-finished product are polished, the refine such as finishing is processed, and then carries out pre-treatment to semi-finished product：To product surface
Greasy dirt and cutting fluid draff carry out pickling, alkali cleaning, plasma washing etc. method carry out thoroughly cleaning and drying, reuse 4595
Process is passivated Deng pre-treatment medicament, in aluminium alloy wheel hub body surface the passivating film of one layer of densification, pre-treatment temperature are formed
Control is at 105～160 °C.Pre-treatment carries out adequate preparation for colorful wheel hub.
The present invention it is characterized in that：Also comprise the steps：
The first step：Electrostatic bottom powder coating is uniformly sprayed to the surface of aluminum alloy hub after passivation using static powder gun, bottom powder is applied
Material uniform adsorption under electrostatic interaction, in hub surface, aluminium alloy wheel hub Jing 160-220 DEG C high-temperature bakings, consolidates bottom powder coating
Change, then reuse style electro static spray gun, to the spraying base coat of the surface of aluminum alloy hub with bottom powder coating layer, paint nature stream
It is flat, 30-40 minutes are toasted through 130～180 DEG C, curing process is carried out；Bottom powder coating layer and background color skin of paint is total after solidification
Thickness is 40-80 μm, completes the spraying of wheel hub background color paint；Wheel hub after spraying background color paint is as shown in Figure 1.
Second step：Blocked using the front for blocking the aluminium alloy wheel hub that frock obtains first step processing（Front is entrucking
The lateral surface of aluminium alloy wheel hub afterwards）And expose the wheel hub window for needing paint colors, using style electro static spray gun to the wheel for exposing
Hub window surface paint colors are different from the paint of background color paint, paint nature levelling, and through 130～180 DEG C 30-50 point is toasted
Clock, carry out curing process；Colored varnish coating layer thickness is 10～30 μm after solidification；All of wheel hub window all do not sprayed in this step
Apply the paint that color is different from background color paint, or the paint colors difference of each wheel hub window spraying；Wheel hub as shown in Figure 2 be
Larger wheel hub window all paint colors be different from background color paint paint, and less wheel hub window in non-spray paint, reservation
Background color painting color, has made double-colored wheel hub.Can also spray the paint of multicolour, make many colour wheels in each wheel hub window
Hub.
3rd step：The front of the aluminium alloy wheel hub that second step processing is obtained（The lateral surface of spoke and wheel rim）Carry out smart car
Processing, then carries out again a Passivation Treatment to aluminium alloy wheel hub, and the transparent of another kind of color is finally sprayed to aluminium alloy wheel hub
Paint or transparent powder, then toast through 150～220 DEG C, make the colored varnish or the solidification of transparent powder levelling, make multi-colour Al-alloy wheel hub.
As shown in figure 3, being that the three colour wheel hubs processed on the basis of the double-colored wheel hub to be formed are processed to second step.
The spoke of the aluminium alloy wheel hub in the present invention and wheel rim front be generally aligned in the same plane or the same surface of revolution on.Described
Wheel hub window is between adjacent two spokes, the space that hub spindle bearing and wheel rim are surrounded or the depression processed on single spoke
Groove；Described wheel hub window surface be it is surrounding wheel hub window and spoke and wheel rim with aluminium alloy wheel hub front not same
Face in plane or the same surface of revolution.Wheel hub window surface is the side of the spoke, hub spindle bearing and wheel rim that surround wheel hub window
Surface.Described hub spindle bearing is for installing the centre mount of bearing in the middle of wheel hub.
Style electro static spray gun is to non-conterminous wheel hub window surface on expose, aluminium alloy wheel hub used in second step of the present invention
Paint colors are different from the paint of background color paint；Three color aluminium alloy wheel hubs can be made.If electrostatic painting used in second step
Rifle is different from the oil of the different color of background color paint to the different wheel hub window surface paint colors on expose, aluminium alloy wheel hub
Paint, you can make multi-colour Al-alloy wheel hub.During making described in second step needs the wheel hub window of paint colors to expose, wheel hub dew
The part for going out is slightly larger than wheel hub window.Edge of the part edge that wheel hub exposes far from wheel hub window is 1-5 millimeters；To ensure window
Mouthful color it is uniform, complete；And the region outside wheel hub window, i.e. spoke and wheel rim leading flank etc. are sprayed-on paint without the need for spraying
Position, the unnecessary colored paint car in the position is fallen by the finishing processing operation of the 3rd step, make spraying effect it is more uniform,
It is attractive in appearance, it is possible to guarantee the uniformity of product.
The special tooling of processing multi-colour Al-alloy wheel hub as shown in Figure 4, Figure 5, is provided with shutter 1, it is characterised in that：Institute
The shutter 1 stated is provided with the spray painting mouth 3 for appearing wheel hub window, and shutter leading flank middle part is provided with manipulation handle 2, shutter
Trailing flank middle part is provided with the locating dowel 4 being engaged with the lid mouth of wheel hub cover.Described spray painting mouth 3 is more than and wheel hub window, spray painting
When mouthful relative with wheel hub window, the surrounding edge of the surrounding edge of the mouth that paints away from wheel hub window is 1-5 millimeters.Make to wheel hub window
The spray painting color of inner surface is uniform, complete；And the region outside wheel hub window, i.e. spoke and wheel rim leading flank etc. without the need for spraying by
The position of spray paint, is fallen in the unnecessary colored paint car in the position by finishing processing operation, make spraying effect it is more uniform,
It is attractive in appearance, it is possible to guarantee the uniformity of product.
It is of the invention further to improve, as shown in fig. 6, described shutter is provided with and each wheel hub window on aluminium alloy wheel hub
The one-to-one multiple spray painting mouths of mouth.When using, after shutter is adjusted good position, is fixed on aluminium alloy wheel hub, each spray
Qi Kou is relative with aluminium alloy wheel hub, be exposed outside it；The once fixed spray painting work that can complete multiple wheel hub windows.
Described locating dowel side is provided with the pilot pin 5 being engaged with the bolt hole of wheel hub.When locating dowel 4 insert wheel hub cover lid mouth,
When in the bolt hole of the insertion wheel hub of pilot pin 5, spray painting mouth is relative with wheel hub window.Accurate positioning, shutter is not easily shifted, spray painting
Effect is good.
Processing method of the present invention has simple to operation, production efficiency high, and outward appearance uniformity is high, more attractive, is processed into
This is low and the advantages of be suitable to industrial mass production.When the special tooling of processing multi-colour Al-alloy wheel hub is used, by locating dowel
It is plugged in the lid mouth of wheel hub cover, by manipulating handle shutter is rotated, makes spray painting mouth relative with wheel hub window, you can will need
The wheel hub window of spray painting is exposed outside, and the position without painting is blocked, simple to operation.By finishing processing,
Fallen using lathe car colour superimposition part so that the coordination more attractive in appearance that color junction is processed, and added without the need for other such as millings
The high cost of work, inefficient operation.The method prepares simple, operating efficiency lifting relative to traditional handicraft, and frock is repeatable
Utilize, save production cost, it is adaptable to produce in enormous quantities.The present invention is more suitable for two or more different shape wheel
The aluminium alloy wheel hub of hub window is processed.
Claims (9)
1. a kind of multi-colour Al-alloy wheel hub processing method, it is passivated first process to aluminium alloy wheel hub, in aluminium alloy wheel hub
Surface forms the passivating film of one layer of densification；It is characterized in that：Also comprise the steps：
The first step：Electrostatic bottom powder coating is uniformly sprayed to the surface of aluminum alloy hub after passivation using static powder gun, bottom powder is applied
Expect that uniform adsorption is in hub surface under electrostatic interaction, Jing 160-220 DEG C are toasted, made bottom powder coating solidification；Reuse electrostatic
Paint rifle, to bottom powder coating surface of aluminum alloy hub spraying background color paint, through 130～180 DEG C baking, carry out levelling consolidate
Change is processed；The gross thickness of bottom powder coating layer and background color skin of paint is 40-80 μm after solidification, completes the spraying of wheel hub background color paint；
Second step：Being blocked and exposed using the front for blocking the aluminium alloy wheel hub that frock obtains first step processing needs spraying
The wheel hub window of color, using style electro static spray gun the oil of background color paint is different to the wheel hub window surface paint colors for exposing
Paint, through 130～180 DEG C of bakings, carries out levelling curing process；Colored varnish coating layer thickness is 10～30 μm after solidification；
3rd step：The spoke of the aluminium alloy wheel hub obtained to second step processing and wheel rim surface position carry out finishing processing, then
Passivation Treatment is carried out again to aluminium alloy wheel hub, the colored varnish or transparent of another kind of color is finally sprayed to aluminium alloy wheel hub
Powder, then toast through 150～220 DEG C, make the colored varnish or the solidification of transparent powder levelling, make multi-colour Al-alloy wheel hub.
2. multi-colour Al-alloy wheel hub processing method according to claim 1, it is characterised in that described aluminium alloy wheel hub
Spoke and wheel rim front be generally aligned in the same plane or the same surface of revolution on.
3. multi-colour Al-alloy wheel hub processing method according to claim 1 and 2, it is characterised in that described wheel hub window is
The recessed groove processed between adjacent two spokes, on the space that surrounds of hub spindle bearing and wheel rim or single spoke；Described
Wheel hub window surface be it is surrounding wheel hub window and spoke and wheel rim with aluminium alloy wheel hub front not in same plane or same
Face on the surface of revolution.
4. multi-colour Al-alloy wheel hub processing method according to claim 3, it is characterised in that used in described second step
Style electro static spray gun is different from the oil of background color paint to non-conterminous wheel hub window surface paint colors on expose, aluminium alloy wheel hub
Paint；Make three color aluminium alloy wheel hubs.
5. multi-colour Al-alloy wheel hub processing method according to claim 4, it is characterised in that making described in second step needs
The wheel hub window for wanting paint colors exposes the partially larger than wheel hub window that middle wheel hub exposes.
6. a kind of special tooling of processing multi-colour Al-alloy wheel hub, is provided with shutter, it is characterised in that：Set on described shutter
Have a spray painting mouth for appearing wheel hub window, shutter leading flank middle part is provided with manipulation handle, shutter trailing flank middle part be provided with
The locating dowel that the lid mouth of wheel hub cover is engaged.
7. it is according to claim 6 processing multi-colour Al-alloy wheel hub special tooling, it is characterised in that：Described spray painting mouth
More than with wheel hub window, when spray painting mouth is relative with wheel hub window, the surrounding edge of the surrounding edge away from wheel hub window of spray painting mouth is
1-5 millimeters.
8. it is according to claim 7 processing multi-colour Al-alloy wheel hub special tooling, it is characterised in that：Described shutter
It is provided with and is painted correspondingly mouth with each wheel hub window on aluminium alloy wheel hub.
9. it is according to claim 8 processing multi-colour Al-alloy wheel hub special tooling, it is characterised in that：Described locating dowel
Side is provided with the pilot pin being engaged with the bolt hole of wheel hub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201611239259.7A CN106622907A (en) | 2016-12-28 | 2016-12-28 | Processing method and special tool for multicolor aluminum alloy hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611239259.7A CN106622907A (en) | 2016-12-28 | 2016-12-28 | Processing method and special tool for multicolor aluminum alloy hub |
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| CN106622907A true CN106622907A (en) | 2017-05-10 |
Family
ID=58835330
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| CN201611239259.7A Pending CN106622907A (en) | 2016-12-28 | 2016-12-28 | Processing method and special tool for multicolor aluminum alloy hub |
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Cited By (10)
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| CN107824405A (en) * | 2017-11-30 | 2018-03-23 | 安徽安凯汽车股份有限公司 | A kind of skylight primary coat auxiliary mould |
| CN108940796A (en) * | 2018-07-18 | 2018-12-07 | 天津立中集团股份有限公司 | A method of chromatography wheel is made by electrostatic spraying and electrophoretic painting |
| CN108997930A (en) * | 2018-07-31 | 2018-12-14 | 威海万丰奥威汽轮有限公司 | A kind of processing technology of polychrome colorful noctilucence wheel |
| CN110076062A (en) * | 2019-04-09 | 2019-08-02 | 广东万丰摩轮有限公司 | A kind of coating process of wheel |
| CN110860442A (en) * | 2019-11-19 | 2020-03-06 | 包头盛泰汽车零部件制造有限公司 | Wheel coating color register spraying process |
| CN112608644A (en) * | 2020-12-02 | 2021-04-06 | 浙江万丰摩轮有限公司 | Motorcycle hub with multicolor coating and preparation method thereof |
| CN113083639A (en) * | 2021-03-22 | 2021-07-09 | 吉林万丰奥威汽轮有限公司 | Painting process for bright wheel window of painting vehicle |
| CN113578701A (en) * | 2021-08-05 | 2021-11-02 | 贵州航天电子科技有限公司 | Processing method of electronic product paint spraying mark |
| CN115502070A (en) * | 2022-10-18 | 2022-12-23 | 重庆戴卡捷力轮毂制造有限公司 | Color register process is applied to aluminum alloy wheel hub in batches |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108940796A (en) * | 2018-07-18 | 2018-12-07 | 天津立中集团股份有限公司 | A method of chromatography wheel is made by electrostatic spraying and electrophoretic painting |
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Application publication date: 20170510 |