CN103128042A - Automobile body color register coating process - Google Patents
Automobile body color register coating process Download PDFInfo
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- CN103128042A CN103128042A CN2013100791910A CN201310079191A CN103128042A CN 103128042 A CN103128042 A CN 103128042A CN 2013100791910 A CN2013100791910 A CN 2013100791910A CN 201310079191 A CN201310079191 A CN 201310079191A CN 103128042 A CN103128042 A CN 103128042A
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Abstract
The invention discloses an automobile body color register coating process. By means of the process steps of drawing confirming, automobile body cleaning, point plotting, location, contour line adhesion, polishing, roughening, cleaning, dust removing, shielding, protection, spray coating, shield removing, miscellaneous paint removing, drying and maintaining which are conducted successively, total planning is conducted to coating work by means of drawings before coating work, locating, wire drawing and other process construction processes are accurate and reliable, and the polishing and roughening processes are conducted before an non-color-register area is shielded. Particles produced in a polishing process are effectively prevented from being adsorbed to the shielded part of the non-color-register area, and a total coating effect and coating quality of the automobile body color register coating process are effectively improved.
Description
Technical field
The present invention relates to motorcar body spraying technology field, particularly a kind of vehicle body chromatography coating process.
Background technology
The chromatography coating process is a kind of comparatively common motor vehicle outward appearance reform technology, and it can cover with paint, lacquer, colour wash, etc. one or more layers different coating again at existing coating surface, with the change of realization to vehicle appearance, thereby decorative effect preferably is provided for the routine use of vehicle.
In present existing motor vehicle chromatography coating process implementation process, although the punctuate bracing wire by implementing successively, can satisfy basic vehicle paintwork needs after covering non-chromatography zone, polishing, spraying and the processes such as cleaning coating cloud and baking typing, but because its punctuate bracing wire process is all implemented by the mode of artificial judgement and operation, positioning accuracy and cabling controllability are relatively poor, very easily cause final product coating quality and spraying effect relatively poor, even need to do over again when serious; Simultaneously, because existing process implementing process is to carry out polishing and the dedusting in chromatography zone after first non-chromatography zone being covered again, the particle that produces in bruting process very easily is adsorbed onto veil place, non-chromatography zone, and then final product coating quality is had a negative impact.
Therefore, the painting effect and the coating quality that how to improve vehicle body chromatography coating process are the important technological problems that those skilled in the art need to solve at present.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of vehicle body chromatography coating process, its spraying effect is better, and coating quality is higher.
For solving the problems of the technologies described above, the invention provides a kind of vehicle body chromatography coating process, comprise step:
Confirm drawing, confirm the required drawing of whole application programming and distribution, so that the accurately effectively enforcement of the operations such as follow-up location;
The cleaning vehicle body, the cleaning bodywork surface is for subsequent handling is implemented to prepare;
Corresponding described point as setting base, and is carried out so that accurate location according to the area mask domain sizes of planning in technical drawing with the corner of vehicle body or wheel hub line in described point location;
Paste outline line, with the outline line of adhesive tape according to the anchor point location for paste application pattern of drawing out, comprise outline of straight line and curved profile;
The polishing alligatoring uses 800# sand paper to the alligatoring of polishing of the marginal portion of chromatography zone and the outline line that pastes, to increase its adhesive force;
The cleaning dedusting blows off vehicle body with particle compressed air, then with sticky dedusting cloth, the dedusting cleaning is carried out at the polishing position in chromatography zone, and the dried stain or the greasy dirt that utilize gasoline or Tianna solution removal sprayed surface to exist;
Cover protection, utilize the single face adhesive tape that veil location is shielded in non-chromatography spraying area place;
Spraying is carried out the chromatography spraying operation to vehicle body;
Remove veil, will be covered in the veil removal in non-chromatography zone, and remove the masking paper operation and must complete in 1-2 minutes after spraying is completed;
Remove assorted paint, the assorted paint that will form in non-chromatography zone is removed;
The low temperature drying typing is carried out in oven dry, the product after spraying is completed;
Maintenance is tested to the product chromatography operation quality of completing oven dry, determines whether product is qualified.
Preferably, the assorted cleaning piece that uses that paints of described step removal is toilet paper.
Preferably, described step described point location cathetus section point is spaced apart 30 centimetres～40 centimetres with point, curved section point and put be spaced apart 3 centimetres～5 centimetres.
Preferably, to select specification be the polyvinyl chloride electrical adhesive tape of 25 centimetres of 2 centimetres of * to straight line localization.
Preferably, to select specification be the polyvinyl chloride electrical adhesive tape of 20 centimetres of 1.7 centimetres of * curved section location.
Preferably, the constant temperature baking temperature of described step baking needed is 65 degrees centigrade～75 degrees centigrade, and stoving time is 40 minutes.
relative above-mentioned background technology, vehicle body chromatography coating process provided by the present invention, by the confirmation drawing that carries out successively, the cleaning vehicle body, the described point location, paste outline line, the polishing alligatoring, the cleaning dedusting, cover protection, spraying, remove veil, remove assorted paint, oven dry and maintenance processing step, utilize drawing to carry out integrated planning to painting operation before painting operation, make the process implementing processes such as location and bracing wire more precisely reliable, simultaneously covering the non-chromatography zone row polishing alligatoring operation of advancing, the particle of effectively avoiding producing in bruting process is adsorbed onto the regional shelter of non-chromatography, whole painting effect and the coating quality of described vehicle body chromatography coating process have effectively been improved.
In another preferred version of the present invention, described step is removed the assorted cleaning piece that uses that paints and is toilet paper.Use this kind toilet paper to replace organic machine cloth or oil-Absorbing Sheets to carry out the paint removal operation, can effectively avoid the secondary pollution that produces in the paint removal process, further guaranteed whole coating quality and the painting effect of described vehicle body chromatography coating process.
Description of drawings
The flow chart of the vehicle body chromatography coating process that Fig. 1 provides for a kind of specific embodiment party of the present invention.
The specific embodiment
Core of the present invention is to provide a kind of vehicle body chromatography coating process, and its spraying effect is better, and coating quality is higher.
In order to make those skilled in the art person understand better the present invention program, the present invention is described in further detail below in conjunction with the drawings and specific embodiments.
Please refer to Fig. 1, the flow chart of the vehicle body chromatography coating process that Fig. 1 provides for a kind of specific embodiment party of the present invention.
The vehicle body chromatography coating process that the embodiment of the present invention one provides comprises:
Step 101: confirm drawing;
Confirm the required drawing of whole application programming and distribution, so that the accurately effectively enforcement of the operations such as follow-up location.
Step 102: cleaning vehicle body;
The cleaning bodywork surface is for subsequent handling is implemented to prepare.
Step 103: described point is located;
As setting base, and carry out corresponding described point so that accurate location according to the area mask domain sizes of planning in technical drawing with the corner of vehicle body or wheel hub line.
Further, step 103 described point location cathetus section point is spaced apart 30 centimetres～40 centimetres with point, curved section point and put be spaced apart 3 centimetres～5 centimetres.
More specifically, to select specification be the polyvinyl chloride electrical adhesive tape of 25 centimetres of 2 centimetres of * in step 103 described point location cathetus section location.The polyvinyl chloride electrical adhesive tape of this kind specification is thicker, wider, pull resistance is strong, is difficult for causing stretcher strain when stretching line.
On the other hand, in step 103 described point location to select specification be the polyvinyl chloride electrical adhesive tape of 20 centimetres of 1.7 centimetres of * in the curved section location.The polyvinyl chloride electrical adhesive tape of this kind specification is thinner, narrower, yielding, has been difficult for the angle when stretch bending angle and wave.
In actual mechanical process, after above-mentioned described point positioning step is completed, can make simple and easy bracing wire splice template according to anchor point and the bracing wire position dimension of First vehicle body, but same order Reusability, avoiding each chassis to repeat described point locates, simultaneously can make personnel exchange operation, greatly improve the integral construction efficient of described vehicle body chromatography coating process.
Step 104: paste outline line;
With the outline line of adhesive tape according to the anchor point location for paste application pattern of drawing out, comprise outline of straight line and curved profile.In work progress, general adhesive tape or the advertising sticker of adopting operates, taping process requires straight line straight, curve is round and smooth, without empty limit and gap, adhesive tape or advertising sticker and vehicle body applying gapless, outline of straight line adopts the straight line adhesive tape, and curved profile adopts curve adhesive tape and according pattern contour template to paste.
Step 105: polishing alligatoring;
Use 800# sand paper to the alligatoring of polishing of the marginal portion of chromatography zone and the outline line that pastes, to increase its adhesive force.In actual mechanical process, when sharpened edge, first with sand paper to folding a bit concordant right angle, slightly polish with the angle equal edge again, can avoid like this because the polishing of adhesive tape film edge is not in place, and causing paint film adhesion not strong, angle, grain raising easily appear collapsing when taking off film after spraying is completed.Require even thickness in above-mentioned steps 105 polishing alligatoring work progress, the front is seen without concentrating bright spot to get final product.
Step 106: cleaning dedusting;
Blow off vehicle body with particle compressed air, then with sticky dedusting cloth, the dedusting cleaning is carried out at the polishing position in chromatography zone, and utilize gasoline or Tianna solution to remove dried stain or the greasy dirt that sprayed surface may exist.
Step 107: cover protection;
Utilize the single face adhesive tape that veil location is shielded in non-chromatography spraying area place.In specific operation process, take one of two parts of the 4 centimetres of single face adhesive tapes smooth-going veils (can as newspaper or plastic sheeting) that cling, on the electrical adhesive tape that one of other two parts are bonded at original described point location, paste be of a size of on electrical adhesive tape electrical adhesive tape 3/4ths within, to prevent fully or to go beyond the scope stickup.
Step 108: spraying;
Vehicle body is carried out the chromatography spraying operation.Generally, because the work area of chromatography painting operation is little, the paint consumption is few, generally selects the updraft type air gun to carry out the chromatography spraying, and the spraying compressed air pressure is set as 0.6mp-0.75mp, and spray distance is 20cm-30cm; If adopt defeated paint pump to carry out the pressure sending type spraying, paint pressure should be set in 70psl-140psl and be advisable, and the spraying of this colored paint should be controlled at 2-3 roads, metallic paint spraying 3-5 road finish paints, 1-2 road varnish.
In addition, few due to the paint consumption of chromatography application, construction environment is complicated, in the chromatography course of work, need to add flexibly the short agent of a certain amount of coating, coating used is finely tuned.Winter temperature is during lower than 5 degrees centigrade, and the volatilization of coating solvent or diluent is slow, uses the winter solvent also to cause the defectives such as sagging, spear, needs to add quick dry agent and finely tunes, and adding proportion is 5%-10%; When summer, atmosphere was higher than 30 degrees centigrade, the coating surface drying was too fast, and use solvent in summer also causes spear, prickly heat, and the defectives such as tangerine peel need to be added drying retardant and be finely tuned in paint, and adding proportion is 5%-10%; In spraying during this colored paint, as bad in the levelability of paint and when shrinkage cavity defect occurring, also need add 0.2% levelling agent, improve the levelability of filming.
In addition, require to be generally for the control of paint viscosity: summer temp is 20 when above, and this colored paint is coated with four glasss of 17-25 seconds, and metallic paint is coated with four glasss of 11-13 seconds; Winter, constant temperature was 20 when following, and this colored paint is coated with four glasss of 22-33. seconds, and metallic paint is coated with four glasss of 12-14.5 seconds.
Step 109: remove veil;
The veil removal in non-chromatography zone will be covered in.In specific operation process, first remove the single face adhesive tape and newspaper or the film that cover use, the electrical adhesive tape that uses when removing again the described point location, when removing from the corner of veil, by removing to non-chromatography zone on one side near chromatography zone, the group's of being rolled into veil while removing, prevention is pullled when removing and is longly caused disconnected joint to encounter the chromatography face to cause mass defect, this operation must be completed in 1-2 minutes after spraying is completed, can avoid operating the too fast depainting that causes, or the defectives such as a silk that cause excessively slowly.
Step 110: remove assorted paint;
The assorted paint that will form in non-chromatography zone is removed.In actual mechanical process, assorted paint is removed in wiping can select gasoline or alcohol, and main cause is gasoline and the alcohol volatility is relatively good and corrosivity is poor, smaller to the former body paint infringement in non-chromatography zone.Wiping article the best be without groove, finer and smoother toilet paper, its advantage is to have certain absorption affinity, when the assorted paint of wiping, owing to having absorption affinity, can not produce the paint silk, and after oil impregnate gasoline or alcohol, can fold neat corner, plane-cleaning limit or the little arm of angle, thus the secondary pollution that produces in the paint removal process can effectively be avoided, further guaranteed whole coating quality and the painting effect of described vehicle body chromatography coating process.
In addition, when the chromatography coated and dried was come out of the stove, before paint was fully cooling, if check and find to also have coating cloud, the paint cleaning of can once mixing again in order to avoid paint can further solidify after fully cooling, caused the subsequent treatment can be more difficult.
Step 111: oven dry;
Product after spraying is completed carries out the low temperature drying typing.In concrete production operation process, chromatography is all used low-temperature varnish, adopts low-temperature bake when baking, in case stop loss the original Body trim of wound, barn constant temperature can be set between 65 degrees centigrade to 75 degrees centigrade, and setting stoving time is 40 minutes.
Step 112: maintenance;
The product chromatography operation quality of completing oven dry is tested, determine whether product is qualified.After roasting procedure is completed, first the chromatography quality is carried out self check, require the product painting zone without paint film defects such as particle, sagging, spear, show-through, fat edges, shrinkage cavities, then carry out the final step censorship confirm qualified.
in summary, the vehicle body chromatography coating process that provides in the present invention, by the confirmation drawing that carries out successively, the cleaning vehicle body, the described point location, paste outline line, the polishing alligatoring, the cleaning dedusting, cover protection, spraying, remove veil, remove assorted paint, oven dry and maintenance processing step, utilize drawing to carry out integrated planning to painting operation before painting operation, make the process implementing processes such as location and bracing wire more precisely reliable, simultaneously covering the non-chromatography zone row polishing alligatoring operation of advancing, the particle of effectively avoiding producing in bruting process is adsorbed onto the regional shelter of non-chromatography, whole painting effect and the coating quality of described vehicle body chromatography coating process have effectively been improved.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment that between each embodiment, identical similar part is mutually referring to getting final product.
Above vehicle body chromatography coating process provided by the present invention is described in detail.Used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (6)
1. a vehicle body chromatography coating process, is characterized in that, comprises step:
Confirm drawing, confirm the required drawing of whole application programming and distribution, so that the accurately effectively enforcement of the operations such as follow-up location;
The cleaning vehicle body, the cleaning bodywork surface is for subsequent handling is implemented to prepare;
Corresponding described point as setting base, and is carried out so that accurate location according to the area mask domain sizes of planning in technical drawing with the corner of vehicle body or wheel hub line in described point location;
Paste outline line, with the outline line of adhesive tape according to the anchor point location for paste application pattern of drawing out, comprise outline of straight line and curved profile;
The polishing alligatoring uses 800# sand paper to the alligatoring of polishing of the marginal portion of chromatography zone and the outline line that pastes, to increase its adhesive force;
The cleaning dedusting blows off vehicle body with particle compressed air, then with sticky dedusting cloth, the dedusting cleaning is carried out at the polishing position in chromatography zone, and the dried stain or the greasy dirt that utilize gasoline or Tianna solution removal sprayed surface to exist;
Cover protection, utilize the single face adhesive tape that veil location is shielded in non-chromatography spraying area place;
Spraying is carried out the chromatography spraying operation to vehicle body;
Remove veil, will be covered in the veil removal in non-chromatography zone, and remove the masking paper operation and must complete in 1-2 minutes after spraying is completed;
Remove assorted paint, the assorted paint that will form in non-chromatography zone is removed;
The low temperature drying typing is carried out in oven dry, the product after spraying is completed;
Maintenance is tested to the product chromatography operation quality of completing oven dry, determines whether product is qualified.
2. vehicle body chromatography coating process as claimed in claim 1 is characterized in that: described step is removed the cleaning piece that assorted paint uses and is toilet paper.
3. vehicle body chromatography coating process as claimed in claim 1 is characterized in that: described step described point location cathetus section point is spaced apart 30 centimetres～40 centimetres with point, curved section point and put be spaced apart 3 centimetres～5 centimetres.
4. vehicle body chromatography coating process as claimed in claim 3, it is characterized in that: it is the polyvinyl chloride electrical adhesive tape of 25 centimetres of 2 centimetres of * that straight line localization is selected specification.
5. vehicle body chromatography coating process as claimed in claim 3 is characterized in that: it is the polyvinyl chloride electrical adhesive tape of 20 centimetres of 1.7 centimetres of * that specification is selected in the curved section location.
6. vehicle body chromatography coating process as described in claim 1 to 5 any one, it is characterized in that: the constant temperature baking temperature of described step baking needed is 65 degrees centigrade～75 degrees centigrade, and stoving time is 40 minutes.
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| CN2013100791910A CN103128042A (en) | 2013-03-13 | 2013-03-13 | Automobile body color register coating process |
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| CN2013100791910A CN103128042A (en) | 2013-03-13 | 2013-03-13 | Automobile body color register coating process |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104289393A (en) * | 2014-09-25 | 2015-01-21 | 柳州裕信方盛汽车饰件有限公司 | Automobile bumper bar tinting and spraying technology |
| CN104894579A (en) * | 2015-06-10 | 2015-09-09 | 司徒建辉 | Environment-friendly copper rust cleaning agent |
| CN106423795A (en) * | 2016-12-08 | 2017-02-22 | 中车唐山机车车辆有限公司 | Passenger train spraying method |
| CN106563621A (en) * | 2015-10-10 | 2017-04-19 | 陕西飞机工业（集团）有限公司 | Airplane camouflage coating method |
| CN106881248A (en) * | 2017-03-24 | 2017-06-23 | 中国第汽车股份有限公司 | Automobile polychrome picture and text chromatography coating process |
| CN108422790A (en) * | 2018-04-04 | 2018-08-21 | 上海敏孑图文设计事务所（有限合伙） | A kind of manufacture craft of cap metal tag |
| CN110252626A (en) * | 2019-06-05 | 2019-09-20 | 北京现代汽车有限公司 | Spraying method for the spraying of chromatography vehicle |
| CN111872640A (en) * | 2020-07-31 | 2020-11-03 | 北京汽车集团越野车有限公司 | Integrated process for welding and corrosion prevention of vehicle body |
| CN112264279A (en) * | 2020-09-27 | 2021-01-26 | 中国第一汽车股份有限公司 | Flexible color register coating process for automobile body |
| CN112588474A (en) * | 2020-12-04 | 2021-04-02 | 恒大新能源汽车投资控股集团有限公司 | Spraying method for improving appearance of automobile body paint surface |
| CN112893056A (en) * | 2021-01-04 | 2021-06-04 | 宝能(西安)汽车研究院有限公司 | Vehicle body color spraying method |
| CN114192325A (en) * | 2021-12-08 | 2022-03-18 | 江苏高和智能装备股份有限公司 | Intelligent spraying system for vehicle body production and spraying process thereof |
| CN115382733A (en) * | 2022-09-05 | 2022-11-25 | 昆山市海派环保科技有限公司 | Paint spraying process and paint spraying device for paper-plastic packaging box |
| 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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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104289393A (en) * | 2014-09-25 | 2015-01-21 | 柳州裕信方盛汽车饰件有限公司 | Automobile bumper bar tinting and spraying technology |
| CN104289393B (en) * | 2014-09-25 | 2016-09-28 | 柳州裕信方盛汽车饰件有限公司 | Bumper chromatography and spraying coating process |
| CN104894579A (en) * | 2015-06-10 | 2015-09-09 | 司徒建辉 | Environment-friendly copper rust cleaning agent |
| CN106563621A (en) * | 2015-10-10 | 2017-04-19 | 陕西飞机工业（集团）有限公司 | Airplane camouflage coating method |
| CN106423795A (en) * | 2016-12-08 | 2017-02-22 | 中车唐山机车车辆有限公司 | Passenger train spraying method |
| CN106881248B (en) * | 2017-03-24 | 2020-09-18 | 中国第一汽车股份有限公司 | Automobile multi-color image-text color register coating process |
| CN106881248A (en) * | 2017-03-24 | 2017-06-23 | 中国第汽车股份有限公司 | Automobile polychrome picture and text chromatography coating process |
| CN108422790A (en) * | 2018-04-04 | 2018-08-21 | 上海敏孑图文设计事务所（有限合伙） | A kind of manufacture craft of cap metal tag |
| CN110252626A (en) * | 2019-06-05 | 2019-09-20 | 北京现代汽车有限公司 | Spraying method for the spraying of chromatography vehicle |
| CN111872640A (en) * | 2020-07-31 | 2020-11-03 | 北京汽车集团越野车有限公司 | Integrated process for welding and corrosion prevention of vehicle body |
| CN112264279A (en) * | 2020-09-27 | 2021-01-26 | 中国第一汽车股份有限公司 | Flexible color register coating process for automobile body |
| CN112588474A (en) * | 2020-12-04 | 2021-04-02 | 恒大新能源汽车投资控股集团有限公司 | Spraying method for improving appearance of automobile body paint surface |
| CN112893056A (en) * | 2021-01-04 | 2021-06-04 | 宝能(西安)汽车研究院有限公司 | Vehicle body color spraying method |
| CN114192325A (en) * | 2021-12-08 | 2022-03-18 | 江苏高和智能装备股份有限公司 | Intelligent spraying system for vehicle body production and spraying process thereof |
| CN115382733A (en) * | 2022-09-05 | 2022-11-25 | 昆山市海派环保科技有限公司 | Paint spraying process and paint spraying device for paper-plastic packaging box |
| CN115382733B (en) * | 2022-09-05 | 2024-01-30 | 立华彩印（昆山）有限公司 | Paint spraying process and paint spraying device for paper-plastic packaging box |
| 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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Application publication date: 20130605 |