CN1827232A - Paint spay-coating and cleaning device based on laser shock processing - Google Patents
Paint spay-coating and cleaning device based on laser shock processing Download PDFInfo
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- CN1827232A CN1827232A CNA200610039504XA CN200610039504A CN1827232A CN 1827232 A CN1827232 A CN 1827232A CN A200610039504X A CNA200610039504X A CN A200610039504XA CN 200610039504 A CN200610039504 A CN 200610039504A CN 1827232 A CN1827232 A CN 1827232A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/352—Working by laser beam, e.g. welding, cutting or boring for surface treatment
- B23K26/356—Working by laser beam, e.g. welding, cutting or boring for surface treatment by shock processing
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Abstract
The invention relates to a new coating layer spraying cleaner based on laser impact treatment, which relates to the mechanical production and laser application technique. The invention is formed by a coating layer flowmeter for controlling the flux of coating layer, a coating material nozzle, a universal adjuster, a coating layer cleaning head, a waste recycle device, a rotational switch, a high-pressure soft tube, a coating material container and a microcomputer control unit. Wherein, the coating material container, coating layer flowmeter, universal adjuster, and coating material nozzle are connected via the high-pressure soft tubes; the rotational switch is arranged between the coating material container and the coating layer flowmeter; the microcomputer control unit can individually control the coating layer flowmeter, the coating layer nozzle, the universal adjuster, the coating layer cleaning head and waste recycle device; the coating layer flowmeter controls the flowing speed and the flux of coating layer; the thickness of each coat is in 5-10 mum. The invention can reduce the time, adjust the coated thickness (spraying layer by layer), control the spraying area, and repeat spraying, which can apply the industry production.
Description
Technical field
The present invention relates to machine-building and laser application technique field, refer in particular to the spay-coating and cleaning device that is used for coating in a kind of laser-impact processing.
Background technology
Laser impact technology (LSP) is a kind of manufacturing process with good prospect, and its principle is that shock wave and the material that the high-energy short-pulse laser is induced interacts.This technology has obtained extensive use in all trades and professions such as mechanical engineering, Aero-Space, microelectronics, military affairs, this technology is mainly used in material modification, metal shock peening and shaping at present, and aspect such as Non-Destructive Testing.
People are when the research laser-impact, and are the same as test specimen surface-coated one deck absorber coatings with LASER HEAT TREATMENT, with the absorption of raising to laser energy, and carried out the research that unmatchful induced with laser shock wave effect is arranged of different-energy absorbed layer.Energy-absorbing layer in the laser impact technology is meant one deck that is coated in the material surface that is hit opaque (laser is had good absorbability) material, its shock wave to induced with laser has played absorption, thereby has effectively strengthened action time and the active force of shock wave to the material that is hit.So the energy-absorbing layer technology is one of technology the most key in the laser impact technology.
Because coating material has bigger influence to the shock wave pressure size of being induced, and will adopt different absorber coatings at different optical maser wavelength in the laser-impact for this reason.Requirement to absorber coatings is: (1) will have high as far as possible absorptivity to the optical maser wavelength that is adopted; (2) the low coefficient of conductivity and the low heat of transformation and ionization energy to be arranged; (3) suitable thickness to be arranged, to prevent the direct boiling burn of laser to metal targets; But can not be too thick, in order to avoid shock wave produces excessive decay, reduce the laser-impact effect.
Influence coating to the main cated material behavior of the factor of laser energy absorption, thickness and uniformity thereof, the kind of coating material is a lot, polymer plastic, pitch-dark, graphite, lead, zinc, bismuth and phosphatization mixture etc. are arranged, because of pitch-dark, black being easy to of liquid are smeared, handle energy-absorbing layer commonly used in the research and become present laser-impact.
Because the thickness of energy-absorbing coating and uniformity thereof produce bigger influence to laser blast wave.Thereby the coated technique of coating is very important.The coating method of the energy-absorbing coating that is used for the laser-impact processing in the domestic and foreign literature that can consult, the patent has two kinds at present: manual method and applicator mechanically actuated.Method is treated impact zone with absorber coatings such as the pitch-dark test specimen that is coated on by hand, it is method commonly used in the present experimental study, its deficiency is easily to cause coating layer thickness inhomogeneous, and easily be coated to other non-shock treatment district, cause the shock wave pressure instability that utilization ratio of laser energy is low and induce, cause experimental data shakiness and poor reliability, and if the manual coating surface of the work of smearing that makes in uneven thickness ablate easily.In order to eliminate the inhomogeneities that coating applies, in the U.S. Pat 5741559 specialized designs a mechanical applicator, it is the shock treatment zone that liquid energy absorbed layers such as water-soluble pitch-dark, liquid China ink is coated on workpiece with applicator, but this machine applicator is for guaranteeing the uniformity of overlay, need the accurate localization controlling organization, this makes that the structure of laser-impact treatment system is very complicated with control, cause expense significantly to increase, processing cost improves, and this machine applicator is because bulky, can easily on-line machining.In addition as in the U.S. Pat 5744781 " laser-impact handle method and apparatus ", the pitch-dark coating unit of employing exists also that operation and installation are loaded down with trivial details, technology stability is poor, and the not high shortcoming of efficient is not suitable for practical engineering application.For these two kinds of coating methods, after finishing, each shock treatment also needs one postprocessing working procedures: by hand or high-speed fluid ejection shock treatment zone, and to remove residual coating.
Summary of the invention
The purpose of this invention is to provide a kind of new raising laser-impact and handle the device of floating coat effect, this apparatus structure is simple, easy to manufacture, cost is low, flexible and convenient operation, can guarantee the uniformity and the controllability of energy-absorbing layer (coating) thickness in surface of the work Laser Processing zone, further laser-impact can be applied to irregular test specimen surface, realize the practical production of batch production.
A kind of new coating spraying cleaning equipment of handling based on laser-impact is used to control the coating flowmeter of coating flow, a paint spray nozzle, a universal adjustment device, a coating cleaning head, a waste recovery device, rotary switch, high-pressure hose, container for paint and a microcomputer control unit by one and forms; Container for paint, coating flowmeter, universal adjustment device, paint spray nozzle connect by high-pressure hose respectively, be provided with rotary switch between container for paint and coating flowmeter, microcomputer control unit is controlled coating flowmeter, coating nozzle, universal adjustment device, coating cleaning head and waste recovery device respectively, the flow velocity and the flow of coating flowmeter control coating, the thickness of every layer of spraying is at 5 μ m-10 μ m.
The coating of paint spray nozzle ejection is fan-shaped, and through the gimbal structure adjustment, coating nozzle can be realized 360 ° of rotations, can reduce the time of workpiece mounting or dismounting like this to complex surface and curved surface on-line spray, improves working (machining) efficiency.Coating nozzle is followed the universal adjustment device and is moved, and the precise displacement by the universal adjustment device makes that the spraying area precision is controlled.
Under the bigger situation of laser power, can increase the thickness of spraying by the method that repeats successively to spray, improve the high-power absorption of coating down, this device floating coat nozzle can provide online flash baking, originally in the technology, repeatedly impact requirement in order to satisfy multiple spot, coating is through after the surface-coated, need 1-2 hour dry up, coating could continue laser-impact and processes after the surface of the work oven dry by the time.In apparatus of the present invention, coating nozzle attaches drying function, makes coating apply the back and just can dry by automatic on-line that so each drying time only needs to have improved working (machining) efficiency greatly about 10 minutes.
This device coating cleaning head release coating easily and fast, thoroughly and can not damage specimen surface.The coating cleaning that applies need be peeled off through the test specimen surface after the laser-impact processing, general now both at home and abroad by alcohol or acetone cleaning, coating cleaning head in apparatus of the present invention soaks the back by acetone and adopts the remaining coating in high-pressure wash surface, fast, thoroughly and can not damage specimen surface.
Operating reliability of this operating means and repeatability can realize realizing fast multiple spot, repeatedly impact, and with low cost, easy to operate, be not only applicable to Laser Processing, and can be used for other processing, can be used for large-scale industrial production.
This device has a waste recovery device, can reclaim by the waste recovery device and clean the coating peel off, and makes the environmental protection of whole laser-impact process.
Advantage of the present invention is as follows:
(1) automatically spraying, save time, laborsaving, spraying effect is even;
(2) coating thickness adjustable (spraying successively), spray area can be controlled;
(3) can repeat to spray and can be used for curved surface spraying, can play good spraying effect the test specimen of complex surface;
(4) on-line spray, online flash baking reduce the processing working time, improve working (machining) efficiency;
(5) release coating is not easily and fast, thoroughly, can damage specimen surface;
(6) owing to can realize multiple spot fast, repeatedly impact, and with low cost, easy to operate, be not only applicable to Laser Processing, and can be used for other processing, can be used for large-scale industrial production.
Description of drawings
Fig. 1: paint spay-coating and cleaning device schematic diagram
1-microcomputer control unit 2-coating nozzle 3-waste recovery device 4-coating cleaning head 5-universal adjustment device 6-coating flowmeter
7-rotary switch 8-high-pressure hose 9-container for paint
Fig. 2: the workpiece design sketch of applying coating
Fig. 3 coating is at metal works sur-face peeling rear surface schematic diagram
The specific embodiment
In real process, after adding diluent in proportion, the coating that laser-impact is handled is poured in the container for paint 9, open rotary switch 7, coating in the container is input to nozzle 2 through coating flowmeter 6 and high-pressure hose under the effect of pressure, energising back microcomputer control unit 1 control universal adjustment device 5 and nozzle 2 work, according to the coating layer thickness requirement, the speed that conversion nozzle 2 moves, when coating layer thickness reaches predetermined requirement, coating flowmeter 6 indicator lamps are bright, and microcomputer control unit is closed coating nozzle automatically.Laser-impact has disposed, sample is put into the coating cleaning head, and the coating cleaning head soaks the back by acetone and adopts the remaining coating in high-pressure wash surface, fast, thoroughly and can not damage specimen surface, the waste material that cleans enters the waste recovery device, and whole work is finished.
Claims (1)
1, a kind of new coating spraying cleaning equipment of handling based on laser-impact is characterized in that: form (1) by coating flowmeter (6), a paint spray nozzle (2), a universal adjustment device (5), a coating cleaning head (4), a waste recovery device (3), a rotary switch (7), high-pressure hose (8), container for paint (9) and a microcomputer control unit that is used to control the coating flow; Container for paint (9), coating flowmeter (6), universal adjustment device (5), paint spray nozzle (2) connect by high-pressure hose (8) respectively, be provided with rotary switch (7) between container for paint (9) and coating flowmeter (6), microcomputer control unit (1) is controlled coating flowmeter (6), coating nozzle (2), universal adjustment device (5), coating cleaning head (4) and waste recovery device (3) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200610039504XA CN1827232A (en) | 2006-04-13 | 2006-04-13 | Paint spay-coating and cleaning device based on laser shock processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200610039504XA CN1827232A (en) | 2006-04-13 | 2006-04-13 | Paint spay-coating and cleaning device based on laser shock processing |
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| Publication Number | Publication Date |
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| CN1827232A true CN1827232A (en) | 2006-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA200610039504XA Pending CN1827232A (en) | 2006-04-13 | 2006-04-13 | Paint spay-coating and cleaning device based on laser shock processing |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101864231A (en) * | 2010-06-12 | 2010-10-20 | 陕西德立特种漆业有限责任公司 | Dedicated protective coating for laser shock hardened stainless steel and preparation and using methods thereof |
| CN102527557A (en) * | 2011-12-08 | 2012-07-04 | 吴江云峰金属购件涂装有限公司 | All-round spraying tube |
| CN108048626A (en) * | 2017-12-05 | 2018-05-18 | 中钢集团邢台机械轧辊有限公司 | A kind of device and method for reducing laser quenching soft ribbons |
| CN109402372A (en) * | 2018-08-29 | 2019-03-01 | 中国人民解放军空军工程大学 | A kind of quick coating unit of absorption protective layer and method based on 3D printing technique |
-
2006
- 2006-04-13 CN CNA200610039504XA patent/CN1827232A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101864231A (en) * | 2010-06-12 | 2010-10-20 | 陕西德立特种漆业有限责任公司 | Dedicated protective coating for laser shock hardened stainless steel and preparation and using methods thereof |
| CN102527557A (en) * | 2011-12-08 | 2012-07-04 | 吴江云峰金属购件涂装有限公司 | All-round spraying tube |
| CN108048626A (en) * | 2017-12-05 | 2018-05-18 | 中钢集团邢台机械轧辊有限公司 | A kind of device and method for reducing laser quenching soft ribbons |
| CN108048626B (en) * | 2017-12-05 | 2020-09-15 | 中钢集团邢台机械轧辊有限公司 | Device and method for reducing laser quenching soft belt |
| CN109402372A (en) * | 2018-08-29 | 2019-03-01 | 中国人民解放军空军工程大学 | A kind of quick coating unit of absorption protective layer and method based on 3D printing technique |
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