CN210359822U - Ultrasonic-assisted laser stainless steel coloring device - Google Patents
Ultrasonic-assisted laser stainless steel coloring device Download PDFInfo
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- CN210359822U CN210359822U CN201921087137.XU CN201921087137U CN210359822U CN 210359822 U CN210359822 U CN 210359822U CN 201921087137 U CN201921087137 U CN 201921087137U CN 210359822 U CN210359822 U CN 210359822U
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Abstract
The utility model relates to a painted device of supplementary laser stainless steel of supersound, including laser marking device and supersound generating device, laser marking device including the laser controller, laser instrument, the scanning mirror system that shakes that connect gradually, supersound generating device including the ultrasonic vibration platform, the ultrasonic controller that connect gradually, wait to process the corrosion resistant plate through anchor clamps are fixed on the ultrasonic vibration platform, wait to process the top interval installation scanning mirror system that shakes of corrosion resistant plate. The utility model discloses the colour of beating the mark on the stainless steel is more even, stable, more is fit for the ultrasonic marking and colors the popularization and application of technique.
Description
Technical Field
The utility model belongs to the technical field of laser marking, a stainless steel is colored, especially a supersound is assisted laser stainless steel and is colored device.
Background
Stainless steel products are becoming indispensable metal materials in daily life, and many daily utensils in daily life are made of stainless steel, such as stainless steel bowls and chopsticks, stainless steel water cups, stainless steel water tanks, and the like. With the improvement of living standard of people, the pursuit of the product by people is not only limited in the aspect of the function, but also more and more in the aspects of additional values of appearance characteristics, artistic quality and the like of the product. For stainless steel products, the stainless steel material has good enough corrosion resistance and mechanical property to meet the requirements of people on the functions, but the stainless steel products have single color, are all simple silvery white and cannot meet the requirements of people. Accordingly, techniques for coloring stainless steel surfaces have been developed, and common methods include painting, chemical, electrochemical, and the like. The laser marking technology is a novel technology for inducing the surface coloring of the stainless steel. The basic principle is that laser is used as a heat source, and an oxide film is generated on the surface of irradiated metal in the environment of air or oxygen. The color development principle mainly includes the self color of some components in the oxide film and the interference effect generated by the thin film of the surface semi-transparent oxide film. Compared with the traditional metal coloring method, the coloring of the laser marking technology has the advantages of no contact, no cutting force, small heat affected zone, high processing precision, high freedom degree on the material, shape, size and processing environment of a processing object, particular suitability for automatic processing, clean, environment-friendly and pollution-free processing process and the like.
Although the laser marking coloring technology has many advantages compared with the traditional metal coloring technology, the laser marking coloring technology also has many defects which cannot be overcome by the means in the prior art, and the defects are also the main reason for restricting the wide popularization and application of the laser marking coloring technology. The defects mainly comprise the problems of poor uniformity of the film layer, mottle and non-uniform phenomena of the film layer color during coloring, unsatisfactory repeatability and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's weak point, provide a laser stainless steel coloring device is assisted to supersound, add ultrasonic vibration in traditional laser marking's the technique. The color marked by adding the ultrasonic vibration is more uniform and stable, and the method is more suitable for popularization and application of ultrasonic marking coloring technology.
The utility model provides a technical scheme that technical problem adopted is:
the utility model provides a painted device of supplementary laser stainless steel of supersound, includes laser marking device and supersound generating device, laser marking device including the laser controller, laser instrument, the scanning mirror system that shakes that connect gradually, supersound generating device including the ultrasonic vibration platform, the ultrasonic controller that connect gradually, fixed stainless steel plate of waiting to process through anchor clamps on ultrasonic vibration platform, the mirror system that shakes is being installed to the top interval certain distance of waiting to process stainless steel plate.
And, anchor clamps include last carousel that connects gradually from top to bottom, Y to removing the dish, X is to removing the dish, and it has X to the slide to make along the X direction at the top surface of ultrasonic vibration platform, and X has X to remove the slider to the bottom surface system that removes the dish, and it has Y to remove the slide to make along the Y direction at the top surface of X to removing the dish, and Y has Y to remove the slider to the bottom surface system that removes the dish at Y, and Y passes through the hub connection to removing the dish and last carousel, has the instruction line on last carousel, and it has the scale to remove a top surface system at Y, treat that processing corrosion resistant plate pastes the top surface at last carousel, after the rigidity, through the location buckle locking position that sets up in each direction.
Moreover, the laser scanning direction and the ultrasonic vibration direction form an angle of 0-90 degrees.
And the laser scanning direction and the ultrasonic vibration direction form an angle of 60-90 degrees.
Furthermore, the working frequency of the ultrasonic wave is between 19kHz and 20 kHz.
Furthermore, the defocusing distance of the laser is 215-221mm, the marking interval is 0.005-0.05mm, and the scanning speed of the laser is 100-1100 mm/s.
The utility model has the advantages that:
1. the utility model discloses there is ultrasonic vibration simultaneously at laser scanning's in-process for the crest part of gaussian light source is to edge extension, tensile, and this just makes the oxide film of production homogenize more thereupon, and the colour distribution is even on the color lump of production, seldom has the appearance of jump color and mottle.
2. The color marked by adding the ultrasonic vibration is more uniform and stable, and the method is more suitable for popularization and application of ultrasonic marking coloring technology.
Drawings
FIG. 1 is a schematic structural view of an ultrasonic-assisted laser stainless steel coloring apparatus;
FIG. 2 is a schematic view of a clamp structure;
FIG. 3 is a schematic view of the processing method of the device.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments, which are illustrative, not restrictive, and the scope of the invention should not be limited thereto.
The utility model provides a painted device of supplementary laser stainless steel of supersound, includes laser marking device and supersound generating device, laser marking device shake mirror system 4 including laser controller 6, laser 5, the scanning that connects gradually, supersound generating device including ultrasonic vibration platform 2, the ultrasonic controller 1 that connects gradually, fix through anchor clamps 3 on ultrasonic vibration platform and wait to process the corrosion resistant plate, wait to process the top interval certain distance installation scanning of corrosion resistant plate and shake the mirror system.
Anchor clamps include last carousel 7 that connects gradually from top to bottom, Y is to removing dish 9, X is to removing dish 10, top surface at ultrasonic vibration platform has X to slide 11 along the X direction system, X has X to remove the slider to the bottom surface system of removing the dish, make X slide in X to removing the dish through X to removing the slider, top surface at X to removing the dish has Y to slide 12 along the Y direction system, Y has Y to remove the slider to the bottom surface system of removing the dish, it slides in Y to removing the dish through Y to removing the slider, Y passes through the hub connection with last carousel to removing the dish, the system has the instruction line on last carousel, it has the scale to remove a dish top surface system at Y. The stainless steel plate 8 to be processed is pasted on the top surface of the upper rotary table, the rotating angle of the stainless steel plate is adjusted by rotating the upper rotary table, the Y-direction position of the stainless steel plate is adjusted by moving the Y-direction moving table, and the X-direction position of the stainless steel plate is adjusted by moving the X-direction moving table. After the position is fixed, the position is locked by positioning buckles arranged in all directions.
The utility model discloses a HANS laser EP-20-SHG laser of major group's laser company, laser output wavelength is 532nm, and output is 0-25W, and repetition frequency is 0-100kHz continuously adjustable, and the pulsewidth of output laser is in 10-200ns, and the computer adjusts laser process parameter, the laser energy output of drive control laser instrument to and the laser motion of drive mirror system control that shakes. The laser can adjust seven parameters to control the output and motion of the laser: the laser marking method comprises the steps of laser marking, laser pulse width adjustment, current adjustment, Q release parameter adjustment, Q frequency parameter adjustment, laser pulse frequency adjustment, defocusing amount parameter adjustment, energy density and range of laser action on the surface of a material, scanning speed parameter adjustment, pulse laser distance adjustment, line width parameter adjustment, line-to-line distance adjustment, marking times parameter adjustment and laser action times in the same area.
The utility model discloses a S-888/ZNCS-2 type supersonic generator of Tejia electromechanical technology Limited company in Wenzhou city, output is 0-4200W, and output voltage is 0-3000V, and the sine wave parameter is for being more than or equal to 97%, and the input power factor is for being more than or equal to 80%, and operating frequency is that 15KHz/20kHz/28kHz/30kHz/35kHz/40kHz is optional, and working power supply is AC220V 50 Hz. The operating frequency was fixed between 19-20kHz for the ultrasonic vibration stage and other parameters were set as defaults.
The utility model discloses treat that processing corrosion resistant plate is AISI 304 stainless steel, and the size is 30mm x 1 mm. The stain on the surface of the material can influence the effect of the utility model, and necessary cleaning pretreatment is carried out on the processing smooth surface before processing.
Setting the Q current to be 40-45A, setting the Q release to be 1-10 mus, and setting the other parameters to be the defocusing distance from 215-221 mm; the marking distance is set to be 0.005-0.05 mm; the scanning speed is 100-1100 mm/s. In the laser processing process, one end scans point by point to form a line, another line scans from the other end to the front end, and the line form a color block area. And (3) adding ultrasonic vibration, and adjusting the laser scanning direction and the ultrasonic vibration direction to form an angle of 0-90 degrees respectively. The change of the laser scanning direction is realized by rotating a scanning galvanometer system.
TABLE 1 coloring effect at a marking pitch of 0.005mm to 0.015mm
TABLE 2 coloring effect with a marking pitch of 0.015 mm-0.03 mm
TABLE 3 coloring effect at a marking pitch of 0.03mm to 0.05mm
TABLE 4 coloring effect at an angle of 0 to 90 DEG between the laser scanning direction and the ultrasonic vibration direction
Further analysis revealed that the thickness distribution of the oxide film formed on the stainless steel plate to which ultrasonic vibration was applied was more uniform than that of the marking to which ultrasonic vibration was not applied. The thickness of the oxide film is between 200nm and 400nm when ultrasonic vibration is not applied, the distribution of the oxide film on the whole color block is very uneven, the difference between the thickness of the oxide film on the edge part of the color block and the thickness of the oxide film on the middle part of the color block is larger and between 50nm and 200nm, the thickness distribution of the oxide film on the whole color block is more even and basically stabilized between 400nm and 500nm after ultrasonic vibration is applied, the difference between the thickness of the oxide film on the edge part of the color block and the thickness of the oxide film on the middle part of the color block is not large, and the difference is between 10nm and 50 nm.
The working frequency of the ultrasonic vibration table is about 20kHz, and when the laser scanning direction and the vibration direction form an angle of 60-90 degrees, the ultrasonic vibration table has a good promotion effect on the nanosecond laser stainless steel coloring technology.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and improvements can be made without departing from the spirit of the present invention, and these modifications and improvements are all within the protection scope of the present invention.
Claims (6)
1. The utility model provides a colored device of laser stainless steel is assisted to supersound which characterized in that: including laser marking device and supersound generating device, laser marking device including the laser controller, laser instrument, the scanning mirror system that shakes that connect gradually, supersound generating device including the ultrasonic vibration platform, the ultrasonic controller that connect gradually, fix through anchor clamps on the ultrasonic vibration platform and wait to process the corrosion resistant plate, wait to process the top interval installation scanning mirror system that shakes of corrosion resistant plate.
2. The apparatus of claim 1, wherein the apparatus comprises: anchor clamps include last carousel that connects gradually from top to bottom, Y is to removing the dish, X is to removing the dish, there is X to the slide top surface at ultrasonic vibration platform along X direction system, there is X to removing the slider bottom surface system at X to removing the dish, there is Y to the slide top surface system at X to removing the dish along Y direction system, there is Y to removing the slider bottom surface system at Y to removing the dish, Y passes through the hub connection to removing the dish and last carousel, has the instruction line on last carousel, there is the scale at Y to removing a top surface system, treat to process corrosion resistant plate and paste the top surface at last carousel, after the rigidity, through the location buckle locking position that sets up in each direction.
3. The apparatus of claim 1, wherein the apparatus comprises: the laser scanning direction and the ultrasonic vibration direction form an angle of 0-90 degrees.
4. The apparatus of claim 3, wherein: the laser scanning direction and the ultrasonic vibration direction form an angle of 60-90 degrees.
5. The apparatus of claim 1, wherein the apparatus comprises: the working frequency of the ultrasonic wave is between 19kHz and 20 kHz.
6. The apparatus of claim 1, wherein the apparatus comprises: the defocusing distance of the laser is 215-221mm, the marking interval is 0.005-0.05mm, and the scanning speed of the laser is 100-1100 mm/s.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921087137.XU CN210359822U (en) | 2019-07-12 | 2019-07-12 | Ultrasonic-assisted laser stainless steel coloring device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921087137.XU CN210359822U (en) | 2019-07-12 | 2019-07-12 | Ultrasonic-assisted laser stainless steel coloring device |
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| CN210359822U true CN210359822U (en) | 2020-04-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110405347A (en) * | 2019-07-12 | 2019-11-05 | 天津科技大学 | A kind of method and device of ultrasonic wave added laser stainless steel coloring |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110405347A (en) * | 2019-07-12 | 2019-11-05 | 天津科技大学 | A kind of method and device of ultrasonic wave added laser stainless steel coloring |
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