CN103434494B - A kind of Maintenance method for motor vehicle hub - Google Patents
A kind of Maintenance method for motor vehicle hub Download PDFInfo
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- CN103434494B CN103434494B CN201310425264.7A CN201310425264A CN103434494B CN 103434494 B CN103434494 B CN 103434494B CN 201310425264 A CN201310425264 A CN 201310425264A CN 103434494 B CN103434494 B CN 103434494B
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Abstract
The invention belongs to motor vehicle maintenance manufacture field, particularly to a kind of Maintenance method for motor vehicle hub.Comprise the steps: S1, defect situation according to wheel hub, rejected region is carried out ground process, and rejected region and periphery are carried out old coating lacquer painting process, in order to lacquer painting is processed into unglazed, uniform, smooth surface；S2, for exposing the position and about of ground on wheel hub, according to the anti-corrosion primer of the spraying of wheel hub former ground type with former ground type matching, and polish；S3, type according to the former priming paint of wheel hub, prime or base coat in former priming paint type matching to the rejected region spraying after old coating lacquer painting processes, and polish；S4, type according to the former finish paint of wheel hub, to priming in spraying or the finish paint of rejected region spraying and former finish paint type matching of background color device, and polish.The method according to the invention can be keeped in repair having defective Vehicular hub, in order to repairs the aluminium alloy wheel hub damaged as new, thus saves ample resources, protection environment.
Description
Technical field
The present invention relates to motor vehicle maintenance manufacture field, particularly to a kind of Maintenance method for motor vehicle hub.
Background technology
Growing along with automobile manufacturing process, aluminium alloy wheel hub (also referred to as steel ring) is from luxurious car
The proprietary configuration of type, is increasingly becoming the standard configuration of each level vehicle.According to incomplete statistics, now
The vehicle acquisition price small passenger car more than 50,000 yuan on domestic market, the assembly rate of aluminium alloy wheel hub
More than 99%.But damaged surfaces occurs in aluminium alloy wheel hub, such as agent structure is not damaged, simply table
After layer and edge occur physics damage because of collision, corrosion, cannot repair according to existing motor vehicle maintenance technique
Multiple, as refuse casting can waste again the social resources such as a large amount of metal heat energy electric energy manpowers.
In response to country's low energy reduces discharging, environmental protection, the call of sustainable development, need to propose a kind of machine
Motor-car wheel hub method for maintaining, in order to the aluminium alloy wheel hub damaged is repaired as new, thus save a large amount of money
Source, protection environment.
Summary of the invention
In order to solve one of above-mentioned technical problem, the invention provides a kind of Maintenance method for motor vehicle hub,
Comprise the steps:
S1, defect situation according to wheel hub, carry out ground process to rejected region, and to rejected region
And periphery carries out old coating lacquer painting and processes, in order to lacquer painting to be processed into unglazed, uniform, smooth surface:
When the rejected region of wheel hub exists rust staining, described ground processes step and includes utilizing sandblasting or dry mill
Rust staining is removed in polishing；And/or the rejected region working as wheel hub is included in hub edge or there is corrosion at plane position
When perforation or bigger defect, described ground processes step and includes polish defect, soldering defect,
And again polish；And/or when there is situation about scratching to metal on wheel hub, described ground processes
Step includes utilizing dry sanding paper or angle grinding machine to be polished by abraded area teleoptile limit shape, smooth-going, wheel chair access
Surface；And/or when there is the bigger defect including be full of cracks, efflorescence, lifting on wheel hub, described ground
Process step to include wheel hub is carried out overall depainting, clean, be dried；
S2, for exposing the position and about of ground on wheel hub, spray according to wheel hub former ground type
With the anti-corrosion primer of former ground type matching, and polish；
S3, type according to the former priming paint of wheel hub, to the rejected region spraying after old coating lacquer painting processes
Prime or base coat with former priming paint type matching, and polish；
S4, type according to the former finish paint of wheel hub, prime or the rejected region of background color device in spraying
Spraying and the finish paint of former finish paint type matching, and polish.
Preferably, in described step S2, the step of the anti-corrosion primer of spraying includes: when described wheel hub ground
During for aluminium alloy, described anti-corrosion primer is the seal coat with permeability epoxy resin liquid as Main Ingredients and Appearance；
When described wheel hub ground is plastics, described anti-corrosion primer is the plastic bottom with polypropylene as main component
Paint；When described wheel hub ground is iron and steel, described anti-corrosion primer is metal conditioner.
Additionally, also included the position of anti-corrosion primer to be sprayed on wheel hub is carried out clearly before step S2
Clean, dry, dedusting, oil removing, the step of paraffin removal fat；And in described step S2 at the bottom of the anticorrosion of spraying
The average thickness of paint is less than 50 microns.It is additionally included in spraying seal coat or phosphatization in step s 2
After priming paint before polishing, the step of spraying polishing marker, and when polishing according to polishing marker whether
It is removed to determine whether to complete the polishing to anti-corrosion primer by polishing.
In wherein said step S2, the step of the anti-corrosion primer of spraying includes: spraying 2-3 road seal coat,
Per pass priming paint is spaced more than 10 minutes, so that upper one priming paint sprays lower one end after being completely dried again
Paint, and toast 30 minutes in the environment of 60-75 degree Celsius after the spraying completing seal coat,
So that seal coat is completely dried.
In wherein said step S2, the step of the anti-corrosion primer of spraying includes: spraying 2-3 road plastics priming paint,
Per pass priming paint is spaced more than 10 minutes, so that upper one priming paint sprays lower one end after being completely dried again
Paint, and after the spraying completing plastics priming paint when last one plastic bottom paint is not completely dried, hold
Row step S3.
Additionally, also comprise the steps: cleaning, seasoning defect drying defect portion between described step S2 and S3
Surface, position, then scratches one or multi-channel polyester atomized ash, and the average total thickness of described atomized ash is at 2-3
Millimeter.
When scratching multiple tracks atomized ash, one atom under scratching again after upper one atomized ash is completely dried
Ash, and the blade coating dynamics of first atomized ash is maximum, thickness is the thinnest, to avoid between rejected region
Producing pore or fill uneven phenomenon, the blade coating area of second atomized ash is more than first atom
The blade coating area of ash.
After blade coating atomized ash, also include that the mode using dry rubbing is polished atomized ash, so that wheel hub japanning
Film and atomized ash junction form smooth wheel chair access surface, then utilize atomized ash to lose after filling up polishing
The sand trace stayed and aperture.
Prime in described step S3 or the coating thickness of base coat is between 30-50 micron；Described
In prime or base coat matches with described anti-corrosion primer, atomized ash, old paint film.
The method according to the invention, proposes innovatively and ties up the defective Vehicular hub of tool
The method repaiied, in order to the aluminium alloy wheel hub damaged is repaired as new, thus saves ample resources, protection
Environment.
Detailed description of the invention
The detailed description of the invention of the present invention, motor vehicle according to embodiments of the present invention are described more fully below
Wheel hub method for maintaining, comprises the steps:
S1, defect situation according to wheel hub, carry out ground process to rejected region, and to rejected region
And periphery carries out old coating lacquer painting and processes, in order to lacquer painting to be processed into unglazed, uniform, smooth surface.
District is in the following several ways specifically: (1) when there is rust staining in the rejected region of wheel hub, the described end
Material processes step and includes utilizing sandblasting or dry mill polishing to remove rust staining.And/or (2) lacking when wheel hub
Sunken position is included in hub edge or time plane position has corrosion failure or bigger defect, at described ground
Reason step includes polish defect, soldering defect, and again polishes.And/or (3)
When exist on wheel hub scratch to the situation of metal time, described ground process step include utilizing dry sanding paper or
Abraded area is polished teleoptile limit shape, smooth-going, wheel chair access surface by angle grinding machine.And/or (4) work as wheel
When there is, on hub, the bigger defect including be full of cracks, efflorescence, lifting, it is right that described ground process step includes
Wheel hub carries out overall depainting, cleans, is dried.(5) for there is no the wheel hub of bigger defect, can be in order to
With waterproof abrasive paper, rejected region is carried out uniform grinding, in order to be processed into by lacquer painting unglazed, uniform, uniform
Surface, waterproof abrasive paper therein can be 400 mesh waterproof abrasive papers.Then enter step S2.
In this step, polishing can use such as 120,150,180,220, the dry sand of 240 mesh
Paper, carries out from small to large according to sand paper sequence number making for being polished, then uses such as 240 mesh water
Sand paper is polished.
S2, for exposing the position and about of ground on wheel hub, spray according to wheel hub former ground type
With the anti-corrosion primer of former ground type matching, and polishing, wherein said wheel hub ground is that aluminium closes
Jin Shi, described anti-corrosion primer is the seal coat with permeability epoxy resin liquid as Main Ingredients and Appearance, described
When wheel hub ground is plastics, described anti-corrosion primer is the plastics priming paint with polypropylene as main component, institute
Stating wheel hub ground when being iron and steel, described anti-corrosion primer is metal conditioner.
In general, in described step S2, the average thickness of the anti-corrosion primer of spraying is less than 50 microns.
In general, seal coat need to spray 2-3 road, and per pass priming paint is spaced more than 10 minutes, so that
Upper one priming paint sprays lower one priming paint after being completely dried again, in order to preferably be dried seal coat, also
Can toast 30 minutes in the environment of 60-75 degree Celsius after the spraying completing seal coat.
Before polishing after step S2 is additionally included in spraying seal coat or metal conditioner, spraying polishing instruction
The step of layer, it is relatively big preferably that marker color is usually contrast.Generally black gray expandable is main, during spraying
Need spray painting.And whether it is removed to determine whether the completeest by polishing according to polishing marker when polishing
The polishing of anti-corrosion primer in pairs.
When in step S2, the anti-corrosion primer of spraying is plastics priming paint, described step S2 includes: spraying
2-3 road plastics priming paint, per pass priming paint is spaced more than 10 minutes, so that after upper one priming paint is completely dried
Again spray lower one priming paint, and after the spraying completing plastics priming paint when without subsequent step to defect
Position carries out atomized ash when filling up, and when last one plastic bottom paint is not completely dried, performs step S3.
Additionally, also included the position to anti-corrosion primer to be sprayed on wheel hub by convention before step S2
Be cleaned, be dried, dedusting, oil removing, the step of paraffin removal fat.
The effect of anti-corrosion primer mainly improves bottom efficiency of preservation and adhesive force, lays one for follow-up work
Fixed basis, when rejected region still suffers from out-of-flatness and defect after step S2, in described step
Can also fill up with atomized ash after S2.Including operating as follows: cleaning, seasoning defect drying defect portion faces,
Then scratch one or multi-channel polyester atomized ash.And if employing aluminium alloy atomized ash can directly scratch,
Without first carrying out step S2 anticorrosion with painting ground.The average total thickness of described atomized ash is at 2-3 millimeter.
Unsuitable blocked up, the blocked up generation easily causing the situations such as cracking.When scratching multiple tracks atomized ash, upper
One atomized ash scratches lower one atomized ash, and the blade coating dynamics of first atomized ash again after being completely dried
Maximum, thickness are the thinnest, are compacted as far as possible, strike off, to avoid producing pore between rejected region or filling out
Filling uneven phenomenon, after first pass atomized ash surface drying, the blade coating area of second atomized ash is more than
The blade coating area of first atomized ash.After atomized ash blade coating, can toast, in order to quickly
Being dried, baking temperature, generally below 50 °, if temperature is too high or heats too fast, easily causes former
Son ash cracking and come off.For privileged sites such as muscle line, corner angle, select to close according to actual conditions
Suitable instrument and gimmick fill up atomized ash.
Additionally, atomized ash also includes that the mode using dry rubbing is polished atomized ash after having scratched, so that
On wheel hub, paint film and atomized ash junction form smooth wheel chair access surface, are preferred because of wet with dry rubbing
Polishing can allow moisture penetration to inside atomized ash, it is difficult to volatilization, stays sorry for later paint film.Atom
During ash polishing, correct sand paper model and order should be selected to polish, such as can with 240,320,
360 or 400 mesh dry sand paper are polished.Atomized ash engages with plumage limit shape with used paint layer, until old paint
Film is smooth with atomized ash junction to combine together without step, is just considered as putting in place.Atomized ash is then utilized to fill out
The sand trace left over after complement mill and aperture.
Then into step S3, if rejected region is the most flattened after step S2, directly carry out
Step S3, type according to the former priming paint of wheel hub, to the rejected region spraying after old coating lacquer painting processes
Prime or base coat with former priming paint type matching, and polish, such as can with 360,
400,600 mesh dry sand paper are polished, and then utilize 600,800,1000 mesh waterproof abrasive papers to carry out beating
Mill.In prime or base coat can play the adhesive force strengthened between finish paint and bottom, fill tiny
The effect of the defect such as cut, aperture, it is possible to increase paint film flatness, closes ground, prevents bleeding,
Paint film appearance is made to have certain toughness, elasticity, raising paint film flatness and richness.It is said that in general,
In prime or the coating thickness of base coat is between 30-50 micron；Prime in described or base coat
Match with described anti-corrosion primer, atomized ash, old paint film, to avoid the situations such as lifting reaction.
In prime and also include that centering is primed the step being sufficiently stirred for proportioning before spraying, this type of end
Paint constituent there is substantial amounts of packing material, easily precipitates.If not carrying out being sufficiently stirred for just joining
Than dilution, easily causing paint lepthymenia, filling capacity reduces.Should join in strict accordance with explanation when proportioning
Ratio, can not arbitrarily add or replace with other brands.Priming paint after proportioning was used in 4 hours as far as possible
Complete.First to carry out oil removing, dedusting, cleaning surface before spraying, it is however generally that in prime spraying 2
Road, per pass is spaced 10 minutes, toasts after paint film levelling again.And in prime and be fully dried
After carry out careful polishing.Especially, prime in the most easily to cover according to base coat and adjust
Look sprays, and not only can effectively prevent bottom bleeding, also can improve covering power.
In prime dried, fine polishing of priming in needing to carry out, it is however generally that use 800 mesh
Waterproof abrasive paper is fully polished, and makes bottom present trace without sand paper smooth, uniform and dolly dimple etc. incomplete.
Then enter step S4, type according to the former finish paint of wheel hub, prime or background color in spraying
The rejected region spraying of device and the finish paint of former finish paint type matching, and polish.
The method according to the invention, proposes innovatively and ties up the defective Vehicular hub of tool
The method repaiied, in order to the aluminium alloy wheel hub damaged is repaired as new, thus saves ample resources, protection
Environment.
Although being described in detail about example embodiment and advantage thereof, it should be understood that without departing from the present invention's
In the case of spiritual and defined in the appended claims protection domain, these embodiments can be carried out various change
Change, substitutions and modifications.For other examples, those of ordinary skill in the art is it should be readily appreciated that keeping
While in scope, the order of processing step can change.
Additionally, the range of application of the present invention is not limited to the technique of specific embodiment described in specification, hand
Section, method and step.From the disclosure, will easily as those of ordinary skill in the art
Understand, for the technique, means, method or the step that have existed or will develop at present later, wherein
They perform the knot that the function that is substantially the same of corresponding embodiment or acquisition with present invention description are substantially the same
Really, they can be applied according to the present invention.Therefore, claims of the present invention are intended to these
Technique, means, method or step are included in its protection domain.
Claims (10)
1. a Maintenance method for motor vehicle hub, it is characterised in that comprise the steps:
S1, defect situation according to wheel hub, rejected region is carried out ground process, 150,180,220,240 mesh dry sand paper are used from small to large ground to be polished according to sand paper sequence number, and rejected region and periphery are carried out old coating lacquer painting process, in order to lacquer painting is processed into unglazed, uniform, smooth surface:
When the rejected region of wheel hub exists rust staining, described ground processes step and includes utilizing sandblasting or dry mill polishing to remove rust staining；And/or
When the rejected region of wheel hub is included in hub edge or plane position has corrosion failure or bigger defect, described ground processes step and includes polish defect, soldering defect, and again polishes；And/or
When exist on wheel hub scratch to the situation of metal time, described ground processes step and includes utilizing dry sanding paper or angle grinding machine to be polished by abraded area teleoptile limit shape, smooth-going, wheel chair access surface；And/or
When exist on wheel hub include the bigger defect of be full of cracks, efflorescence, lifting time, described ground process step include wheel hub is carried out overall depainting, clean, dry；
S2, for exposing the position and about of ground on wheel hub, according to the anti-corrosion primer of the spraying of wheel hub former ground type with former ground type matching, and polish；
S3, type according to the former priming paint of wheel hub, prime or base coat in former priming paint type matching to the rejected region spraying after old coating lacquer painting processes, and polish；
S4, type according to the former finish paint of wheel hub, to priming in spraying or the finish paint of rejected region spraying and former finish paint type matching of base coat, and polish.
Method the most according to claim 1, in wherein said step S2, the step of the anti-corrosion primer of spraying includes: when described wheel hub ground is aluminium alloy, described anti-corrosion primer is the seal coat with permeability epoxy resin liquid as Main Ingredients and Appearance；When described wheel hub ground is plastics, described anti-corrosion primer is the plastics priming paint with polypropylene as main component；When described wheel hub ground is iron and steel, described anti-corrosion primer is metal conditioner.
Method the most according to claim 1, wherein also included the position of anti-corrosion primer to be sprayed on wheel hub is cleaned before step S2, be dried, dedusting, oil removing, the step of paraffin removal fat；And in described step S2 the average thickness of the anti-corrosion primer of spraying less than 50 microns.
Method the most according to claim 2, before polishing after being additionally included in spraying seal coat or metal conditioner the most in step s 2, the step of spraying polishing marker, and whether be removed to determine whether to complete the polishing to anti-corrosion primer by polishing according to polishing marker when polishing.
Method the most according to claim 2, in wherein said step S2, the step of the anti-corrosion primer of spraying includes: spraying 2-3 road seal coat, per pass priming paint is spaced more than 10 minutes, so that upper one priming paint sprays lower one priming paint after being completely dried again, and toast 30 minutes in the environment of 60-75 degree Celsius after the spraying completing seal coat, in order to seal coat is completely dried.
Method the most according to claim 2, in wherein said step S2, the step of the anti-corrosion primer of spraying includes: spraying 2-3 road plastics priming paint, per pass priming paint is spaced more than 10 minutes, so that upper one priming paint sprays lower one priming paint after being completely dried again, and after the spraying completing plastics priming paint when last one plastic bottom paint is not completely dried, perform step S3.
Method the most according to claim 2, wherein also comprises the steps: between described step S2 and S3
Cleaning, seasoning defect drying defect portion faces, then scratch one or multi-channel polyester atomized ash, and the average total thickness of described atomized ash is at 2-3 millimeter.
Method the most according to claim 7, wherein when scratching multiple tracks atomized ash, one atomized ash under scratching again after upper one atomized ash is completely dried, and the blade coating dynamics of first atomized ash is maximum, thickness is the thinnest, to avoid producing pore between rejected region or filling uneven phenomenon, the blade coating area of second atomized ash is more than the blade coating area of first atomized ash.
Method the most according to claim 8, also include after being additionally included in blade coating atomized ash that the mode using dry rubbing is polished atomized ash, so that paint film and atomized ash junction form smooth wheel chair access surface on wheel hub, then utilize sand trace and aperture that atomized ash leaves over after filling up polishing.
Method the most according to claim 1, in wherein said step S3 in prime or the coating thickness of base coat is between 30-50 micron；Prime in described or base coat matches with described anti-corrosion primer, atomized ash, old paint film.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310425264.7A CN103434494B (en) | 2013-09-17 | 2013-09-17 | A kind of Maintenance method for motor vehicle hub |
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| CN201310425264.7A CN103434494B (en) | 2013-09-17 | 2013-09-17 | A kind of Maintenance method for motor vehicle hub |
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| CN103434494A CN103434494A (en) | 2013-12-11 |
| CN103434494B true CN103434494B (en) | 2016-08-17 |
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Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104209691A (en) * | 2014-07-14 | 2014-12-17 | 无锡市崇安区科技创业服务中心 | Method for repairing scratch of automobile hub |
| CN104959879A (en) * | 2015-07-07 | 2015-10-07 | 安徽福斯特汽车部件有限公司 | Grinding method for workblank of aluminum alloy wheel |
| CN105033778A (en) * | 2015-07-07 | 2015-11-11 | 安徽福斯特汽车部件有限公司 | Polishing method of finishing coat repaired wheel |
| CN105750816A (en) * | 2016-03-12 | 2016-07-13 | 庄志杰 | Motor vehicle aluminum alloy wheel hub retreading repair method |
| CN106181218B (en) * | 2016-07-31 | 2018-05-22 | 上海车功坊智能科技股份有限公司 | A kind of aluminium alloy wheel hub of vehicle remanufactures technique |
| CN106425700A (en) * | 2016-10-16 | 2017-02-22 | 上海车功坊汽车服务有限公司 | Grinding and polishing process for repair of aluminum alloy hub |
| CN107583843A (en) * | 2017-08-30 | 2018-01-16 | 孙毅科 | The technique of wheel hub reparation |
| CN108057597B (en) * | 2018-02-06 | 2023-05-02 | 苏雅拉其其格 | Aluminum alloy finish turning wheel spraying defect repairing process |
| CN109014767A (en) * | 2018-07-20 | 2018-12-18 | 中国航发哈尔滨东安发动机有限公司 | A kind of repair method that the boss surfaces of helicopter connecting shaft scratch |
| CN109396677B (en) * | 2018-09-28 | 2021-02-19 | 广州成飞汽车夹具有限公司 | Automobile wheel hub welding system |
| CN109013239A (en) * | 2018-09-29 | 2018-12-18 | 浙江华立智能装备股份有限公司 | A kind of coating process |
| CN109702251A (en) * | 2019-01-24 | 2019-05-03 | 秦皇岛市光宇自动化控制有限公司 | Plain mille breakdown maintenance method peculiar to vessel |
| CN109797324B (en) * | 2019-02-22 | 2021-10-22 | 浙江铂动工贸有限公司 | Manufacturing method of antirust alloy hub |
| CN110202317B (en) * | 2019-06-20 | 2021-03-26 | 广东大舜汽车科技有限公司 | Remanufacturing process of automobile aluminum alloy hub |
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|---|---|---|---|---|
| CN101386007A (en) * | 2007-09-14 | 2009-03-18 | 汽车便利俱乐部株式会社 | Vehicle body plaque repair method |
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| CN101386007A (en) * | 2007-09-14 | 2009-03-18 | 汽车便利俱乐部株式会社 | Vehicle body plaque repair method |
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