CN113953273A - Scanning method and device for object to be scanned, storage medium and electronic device - Google Patents
Scanning method and device for object to be scanned, storage medium and electronic device Download PDFInfo
- Publication number
- CN113953273A CN113953273A CN202111276258.0A CN202111276258A CN113953273A CN 113953273 A CN113953273 A CN 113953273A CN 202111276258 A CN202111276258 A CN 202111276258A CN 113953273 A CN113953273 A CN 113953273A
- Authority
- CN
- China
- Prior art keywords
- target
- scanned
- scanning
- light beam
- deflection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/0035—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like
- B08B7/0042—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like by laser
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/101—Scanning systems with both horizontal and vertical deflecting means, e.g. raster or XY scanners
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Laser Beam Processing (AREA)
Abstract
The embodiment of the invention provides a scanning method, a device, a storage medium and an electronic device for an object to be scanned, wherein the method comprises the following steps: acquiring a target material of an object to be scanned, wherein the target material is used for indicating components of the object to be scanned; generating a target light beam matched with a target material; and scanning the object to be scanned by using the target light beam to obtain the scanned object with the scanning quality higher than the target scanning quality. The invention solves the problem of lower scanning quality of the object to be scanned in the related technology, thereby achieving the effect of improving the scanning quality of the object to be scanned.
Description
Technical Field
The embodiment of the invention relates to the field of laser scanning, in particular to a scanning method and device of an object to be scanned, a storage medium and an electronic device.
Background
In the traditional cleaning industry, various cleaning modes are provided, and most of the cleaning modes are cleaning by using chemical reagents and a sand blasting method. And the cleaning by chemical reagent and sand blasting method is easy to cause environmental pollution, and is a disposable consumable, the utilization rate is low, and the cost is high. At present that the requirements of environmental protection regulations in China are more and more strict and people's environmental protection and safety awareness are increasingly strengthened, the types of chemicals which can be used in industrial production cleaning become less and less, laser cleaning is a novel green and precise cleaning technology, and compared with chemical cleaning and mechanical cleaning, the laser cleaning technology does not need any chemical reagent, has no grinding, stress and material consumption, and has extremely little damage to a base material and no pollution. Laser cleaning has the characteristics of green, precision and the like, is widely applied, and when laser cleaning is carried out by using light beams at present, because absorption or reflection efficiency of materials to the light beams is different, when the material or the component of a scanned object is changed, scanning quality is also changed, and the optimal scanning quality of the scanned object cannot be ensured.
Aiming at the problem of low scanning quality of an object to be scanned in the related technology, an effective solution is not provided at present.
Disclosure of Invention
The embodiment of the invention provides a scanning method and device for an object to be scanned, a storage medium and an electronic device, which are used for at least solving the problem of low scanning quality of the object to be scanned in the related technology.
According to an embodiment of the present invention, there is provided a scanning method of an object to be scanned, including: acquiring a target material of an object to be scanned, wherein the target material is used for indicating components of the object to be scanned; generating a target light beam matched with the target material; and scanning the object to be scanned by using the target light beam to obtain a scanned object with a scanning quality higher than a target scanning quality.
Optionally, the generating a target beam matched with the target material includes: determining target beam attributes corresponding to the target material from the material and the beam attributes having the corresponding relationship; generating the target beam with a beam property that is the target beam property.
Optionally, the generating the target beam with the target beam property comprises: acquiring an initial light beam generated by laser generation equipment; and adjusting the initial beam attribute of the initial beam to the target beam attribute to obtain the target beam.
Optionally, the adjusting the initial beam property of the initial beam to the target beam property to obtain the target beam includes: obtaining an initial energy density of the initial beam, wherein the initial beam property comprises the initial energy density; determining a target distance between a collimating mirror and a laser generating device according to the initial energy density and a target energy density, wherein the target beam attribute comprises the target energy density, the collimating mirror is used for adjusting the energy density of a beam irradiated on a to-be-scanned surface of the to-be-scanned object, and the laser generating device is used for generating the initial beam; and adjusting the distance between the collimating mirror and the laser generating device to be the target distance to obtain the target beam with the target energy density irradiated on the surface to be scanned.
Optionally, the obtaining the target material of the object to be scanned includes: irradiating the object to be scanned with a reference beam; acquiring a target spectrum of the reference beam reflected by the object to be scanned; carrying out spectrum identification on the target spectrum to obtain target spectrum characteristics; and determining the target material corresponding to the target spectral feature from the spectral features and the materials with the corresponding relationship.
Optionally, the scanning the object to be scanned with the target beam includes: acquiring the profile information of a surface to be scanned of the object to be scanned and the size of a light spot irradiated by the target light beam on the surface to be scanned; determining a target deflection mode of the biaxial galvanometer according to the spot size and the contour information, wherein the target deflection mode is used for adjusting the moving process of the target light beam on the surface to be scanned; determining a target rotation angular velocity corresponding to the target deflection mode from deflection modes and rotation angular velocities having a corresponding relationship, wherein the target rotation angular velocity is used for adjusting a scanning position of the target light beam on the surface to be scanned; and controlling the object to be scanned to rotate according to the target rotation angular velocity, and controlling the target light beam to deflect according to the target deflection mode.
Optionally, determining the target deflection mode of the biaxial galvanometer according to the spot size and the profile information includes: generating a scanning track of the target light beam according to the spot size and the profile information; and determining a deflection angle and a deflection frequency of the biaxial galvanometer according to the scanning track and the spot size, wherein the target deflection mode comprises the deflection angle and the deflection frequency, the deflection angle is used for controlling the scanning direction of the target light beam, and the deflection frequency is used for controlling the scanning speed of the target light beam.
According to still another embodiment of the present invention, there is also provided a scanning apparatus for an object to be scanned, including: the device comprises an acquisition module, a display module and a control module, wherein the acquisition module is used for acquiring a target material of an object to be scanned, and the target material is used for indicating the components of the object to be scanned; the generating module is used for generating a target light beam matched with the target material; and the scanning module is used for scanning the object to be scanned by using the target light beam to obtain a scanned object with the scanning quality higher than the target scanning quality.
According to a further embodiment of the present invention, there is also provided a computer-readable storage medium having a computer program stored thereon, wherein the computer program is arranged to perform the steps of any of the above method embodiments when executed.
According to yet another embodiment of the present invention, there is also provided an electronic device, including a memory in which a computer program is stored and a processor configured to execute the computer program to perform the steps in any of the above method embodiments.
According to the method and the device, the target material of the object to be scanned is obtained, wherein the target material is used for indicating the components of the object to be scanned; generating a target light beam matched with a target material; the scanning quality of the scanned object is higher than the target scanning quality by obtaining the target material of the scanned object, and the scanning quality of the target light beam is higher than the target scanning quality.
Drawings
Fig. 1 is a block diagram of a mobile terminal hardware structure of a scanning method of an object to be scanned according to an embodiment of the present invention;
FIG. 2 is a flow chart of a method of scanning an object to be scanned according to an embodiment of the present invention;
FIG. 3 is a schematic view of an alternative tire inner membrane laser cleaning apparatus according to the present embodiment;
FIG. 4 is an alternative spot topography according to the present embodiment;
FIG. 5 is a schematic diagram of an alternative laser cleaning path for inner tire membranes according to an embodiment of the present invention;
fig. 6 is a block diagram of a scanning apparatus for scanning an object to be scanned according to an embodiment of the present invention.
Detailed Description
Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings in conjunction with the embodiments.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
The method embodiments provided in the embodiments of the present invention may be executed in a mobile terminal, a computer terminal, or a similar computing device. Taking the operation on a mobile terminal as an example, fig. 1 is a block diagram of a hardware structure of the mobile terminal of the scanning method of an object to be scanned according to the embodiment of the present invention. As shown in fig. 1, the mobile terminal may include one or more (only one shown in fig. 1) processors 102 (the processor 102 may include, but is not limited to, a processing device such as a microprocessor MCU or a programmable logic device FPGA), and a memory 104 for storing data, wherein the mobile terminal may further include a transmission device 106 for communication functions and an input-output device 108. It will be understood by those skilled in the art that the structure shown in fig. 1 is only an illustration, and does not limit the structure of the mobile terminal. For example, the mobile terminal may also include more or fewer components than shown in FIG. 1, or have a different configuration than shown in FIG. 1.
The memory 104 may be used to store computer programs, for example, software programs and modules of application software, such as a computer program corresponding to the scanning method of the object to be scanned in the embodiment of the present invention, and the processor 102 executes various functional applications and data processing by running the computer programs stored in the memory 104, so as to implement the method described above. The memory 104 may include high speed random access memory, and may also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory. In some examples, the memory 104 may further include memory located remotely from the processor 102, which may be connected to the mobile terminal over a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The transmission device 106 is used for receiving or transmitting data via a network. Specific examples of the network described above may include a wireless network provided by a communication provider of the mobile terminal. In one example, the transmission device 106 includes a Network adapter (NIC), which can be connected to other Network devices through a base station so as to communicate with the internet. In one example, the transmission device 106 may be a Radio Frequency (RF) module, which is used for communicating with the internet in a wireless manner.
In this embodiment, a scanning method for an object to be scanned is provided, and fig. 2 is a flowchart of the scanning method for the object to be scanned according to an embodiment of the present invention, as shown in fig. 2, the flowchart includes the following steps:
step S202, obtaining a target material of an object to be scanned, wherein the target material is used for indicating components of the object to be scanned;
step S204, generating a target light beam matched with the target material;
and step S206, scanning the object to be scanned by using the target light beam to obtain a scanned object with a scanning quality higher than a target scanning quality.
Through the steps, the target material of the object to be scanned is obtained, wherein the target material is used for indicating the components of the object to be scanned; generating a target light beam matched with the target material; the scanning quality of the object to be scanned is higher than that of the object to be scanned, namely different scanning qualities can be obtained when different light beams are used for irradiating the object to be scanned, the object light beams matched with the materials are generated by obtaining the target materials of the object to be scanned, the scanning qualities of the object to be scanned are higher than that of the object to be scanned, and then the scanned object with the scanning qualities higher than that of the object to be scanned is obtained when the object to be scanned is scanned by using the target light beams, so that the scanning qualities of the object to be scanned with different materials can be guaranteed, the problem that the scanning qualities of the object to be scanned are lower in the related technology is solved, and the effect of improving the scanning qualities of the object to be scanned is achieved.
The scheme can be applied to surface cleaning of an article, or surface information collection of the article, such as cleaning of dirt or dust on the surface of a tire or a tire mold.
In the technical solution provided in step S202, the object to be scanned may be an object of any material or any shape, for example, the object to be scanned may be an object of metal, plastic, rubber, or the like, and the object to be scanned may also be an object of a square, a rectangular parallelepiped, a sphere, or the like, which is not limited in this solution.
Optionally, in this embodiment, the target material may be a material of the object to be scanned, or a material of the object to be cleaned on the surface of the target object, which is not limited in this embodiment.
In the technical solution provided in step S204, the target light beam may be generated by a light beam generating device with adjustable light beam properties, or may be obtained by performing light beam processing on a light beam generated by a certain laser generating device, which is not limited in this solution.
Optionally, in this embodiment, when performing the surface scanning process, different materials may have a target beam matching the material, and when scanning by the target beam, the scanning quality obtained is higher than the target scanning quality.
In the above technical solution provided in step S206, the scanning quality may include, but is not limited to, surface flatness, surface dirt removal efficiency, and the like, and this solution is not limited in this respect.
Optionally, in this embodiment, the target scanning quality is a value set to indicate a scanning quality, for example, when the surface flatness of the scanned article is higher than a certain threshold, the scanning quality may be considered to be higher than the target scanning quality, and this is not limited by this embodiment.
As an optional implementation, the generating the target beam matched with the target material includes:
determining target beam attributes corresponding to the target material from the material and the beam attributes having the corresponding relationship;
generating the target beam with a beam property that is the target beam property.
Optionally, in this embodiment, the beam property is parameter information for describing the beam, and the beam property may include, but is not limited to, a wavelength, a frequency, a spot shape, an energy density, an energy distribution, and the like, which is not limited by this embodiment.
Through the steps, the material and the beam attribute have a corresponding relation, and after the material of the object to be scanned is determined, the target beam attribute corresponding to the material can be determined, so that the target beam with the beam attribute being the target beam attribute is generated, and the scanning quality of the object to be scanned made of the target material is improved.
As an optional implementation, the generating the target beam with the target beam property comprises:
acquiring an initial light beam generated by laser generation equipment;
and adjusting the initial beam attribute of the initial beam to the target beam attribute to obtain the target beam.
Optionally, in this embodiment, the beam parameter generated by the laser generating device may be a fixed value, or may be adjustable as needed, for example, the laser generating device may be a laser generating device that generates a fixed energy density, or may be a laser generating device that can adjust the energy density or power of the generated beam, which is not limited in this embodiment.
Optionally, in this embodiment, adjusting the initial beam property of the initial beam may be achieved by performing beam processing on the initial beam by using an optical element or a beam processing device, or may be achieved by adjusting an operating parameter of the laser generating apparatus, which is not limited in this embodiment.
Optionally, in this embodiment, adjusting the initial beam property of the initial beam may include, but is not limited to, adjusting a spot shape, an energy density, an energy distribution form, and the like of the beam, which is not limited in this embodiment.
As an alternative embodiment, the adjusting the initial beam property of the initial beam to the target beam property to obtain the target beam comprises:
obtaining an initial energy density of the initial beam, wherein the initial beam property comprises the initial energy density;
determining a target distance between a collimating mirror and a laser generating device according to the initial energy density and a target energy density, wherein the target beam attribute comprises the target energy density, the collimating mirror is used for adjusting the energy density of a beam irradiated on a to-be-scanned surface of the to-be-scanned object, and the laser generating device is used for generating the initial beam;
and adjusting the distance between the collimating mirror and the laser generating device to be the target distance to obtain the target beam with the target energy density irradiated on the surface to be scanned.
Optionally, in this embodiment, the collimating mirror can adjust the size of a light spot that falls on the surface to be scanned after focusing, and then can adjust the energy density of the light spot that emerges from the surface to be scanned.
As an optional implementation manner, the obtaining the target material of the object to be scanned includes:
irradiating the object to be scanned with a reference beam;
acquiring a target spectrum of the reference beam reflected by the object to be scanned;
carrying out spectrum identification on the target spectrum to obtain target spectrum characteristics;
and determining the target material corresponding to the target spectral feature from the spectral features and the materials with the corresponding relationship.
Alternatively, in this embodiment, the reference beam may be a beam having a certain beam property, and the wavelength of the reference beam is smaller than a certain wavelength of the microwave beam, which is not limited by this embodiment.
Alternatively, in this embodiment, the spectrum recognition may be, but is not limited to, recognizing the target spectrum by using an image recognition device, for example, the image recognition device automatically recognizes a spectrum feature in the target spectrum, and determines the target spectrum feature in the target spectrum by comparing with a known spectrum feature.
As an optional implementation, the scanning the object to be scanned with the target beam includes:
acquiring the profile information of a surface to be scanned of the object to be scanned and the size of a light spot irradiated by the target light beam on the surface to be scanned;
determining a target deflection mode of the biaxial galvanometer according to the spot size and the contour information, wherein the target deflection mode is used for adjusting the moving process of the target light beam on the surface to be scanned;
determining a target rotation angular velocity corresponding to the target deflection mode from deflection modes and rotation angular velocities having a corresponding relationship, wherein the target rotation angular velocity is used for adjusting a scanning position of the target light beam on the surface to be scanned;
and controlling the object to be scanned to rotate according to the target rotation angular velocity, and controlling the target light beam to deflect according to the target deflection mode.
Alternatively, in the present embodiment, the target deflection manner may include, but is not limited to, the deflection direction and the deflection frequency of the biaxial galvanometer;
alternatively, in this embodiment, the scanning direction of the light beam with respect to the object to be scanned is opposite to the rotating direction of the object to be scanned.
Fig. 3 is a schematic view of an alternative tire inner membrane laser cleaning apparatus according to the present embodiment, which is used for performing laser cleaning on a tire inner membrane to clean off attachments on the surface of the tire, as shown in fig. 3, where "1" is an up-and-down moving module, "2" is a horizontal moving module, "3" is a connecting arm, "4" is a shaky focusing system, "5" is a tire, "6" is a vertical column, and "7" is a rotating shaft module; connect suspension type laser cleaning head of fiber laser and be used for the fixed motion module that adjusts the cleaning head and remove, the device can be according to the tire internal diameter size and the position that control system read automatic to suspension type laser cleaning head and tire inner membrance between the height, the focus equidimension carries out automatic adjustment. In the cleaning process, the suspension type laser cleaning head is in a static state at the focal length position of the inner film of the tire, the tire makes circular motion on a station, and the cleaning head emits laser to clean the inner wall of the tire; on the basis of the technical scheme, the suspension type laser cleaning head comprises a connecting arm, a lens group for emitting collimated light beams and a galvanometer focusing system; the emergent collimating lens group comprises a collimating module and a reflecting lens group, the vibrating lens focusing system comprises a vibrating lens, a driver and a field lens group, the output light of the fiber laser sequentially passes through the collimating lens group and the vibrating lens focusing system, the light is focused by the field lens, the focus position is positioned on the residue to be cleaned on the tire inner membrane, and the driver in the vibrating lens focusing system controls the double-shaft vibrating lens to deflect, so that the emergent point light source scans the breadth of a parallelogram at the focus plane; the specific processing mode of the scanning processing at the laser focal plane is as follows: the laser scanning adopts a double-shaft galvanometer focusing system to carry out light beam scanning, the scanning speed of the galvanometer is 2000-6000mm/s, and the on-off of the laser and the scanning range, scanning track and processing speed of the double-shaft galvanometer system are controlled and set by a computer program; the double-shaft galvanometer focusing system consists of an X-Y optical scanning head, an electronic driving amplifier, an optical reflecting lens and a field lens, wherein the scanning range and the speed, the line scanning path and the surface scanning path of the double-shaft galvanometer focusing system are controlled and set by a computer, signals provided by the computer drive the optical scanning head through a driving amplifying circuit so as to control the deflection of a laser beam on an X-Y plane, a sample moves along the X direction relative to the laser beam, the pulse coincidence degree of the sample reaches 1 to 99 percent by controlling the moving speed and the laser pulse repetition frequency, after the movement is finished, the single step along the Y direction is carried out, the beam coincidence degree reaches 1 to 99 percent in the Y direction by controlling the step distance, the directions of the pulse laser beams are simultaneously changed in the X-axis direction and the Y-axis direction through the galvanometer so as to scan a parallelogram on the plane, completing pattern filling scanning of a sample to be processed; the suspended laser cleaning head only deflects by the double-shaft vibrating mirror, the whole cleaning head is not moved but moves along with the connecting arm, and the double-shaft vibrating mirror can adjust the deflection angle and frequency according to the process effect and respectively swing on an X axis and a Y axis to scan the cleaning head in a parallelogram on a plane; the moving module comprises two parts, one of which is a horizontal moving module and an up-down moving module which are connected with the connecting arm, and drives the cleaning head to move to the focal position of the tire inner membrane cleaning area; the other part is a rotating shaft module for fixing the tire, the tire is driven to rotate while the tire is fixed, and the rotating shaft module is matched with a cleaning head to complete the whole circle cleaning of the inner film; the rotating shaft module is provided with four lifting stand columns which are respectively positioned in four directions of the outer ring of the tire, the tire is placed on the rotating shaft platform, when the tire reaches the rotating shaft module through the feeding and discharging, the four stand columns are lifted to clamp the tire and prevent the tire from sliding, meanwhile, the stand columns rotate along with the rotating shaft, after the whole circle of cleaning is completed, the stand columns are lowered, and the tire reaches the next working procedure. Placing a tire to be processed in the rotating shaft module by feeding, and lifting the four azimuth upright columns to clamp the tire; according to the tire internal diameter size and the position control horizontal migration module that control system read and reciprocate the module, automatically to height between suspension type laser cleaning head and the tire inner membrance, the equidimension such as focus carries out automatic adjustment, makes its cleaning head be located tire inner membrance focus position. The cleaning head is positioned at the focal distance position of the tire inner membrane, so that the inner membrane wall of the whole circle of the tire can be subjected to the same laser energy action without being positioned at the center of the tire inner membrane, and compared with the cleaning head which is positioned at the central position in a self-rotating mode, the cleaning head has the advantage that the cleaning head is not processed at the focus because of the change of the inner diameter size of the tire. In the cleaning process, the suspension type laser cleaning head is in a static state at the focal length position of an inner membrane of the tire, the tire performs circular motion on a rotating shaft, a double-shaft vibrating mirror in the cleaning head deflects, the angle and frequency of deflection of the double-shaft vibrating mirror can be adjusted according to technological effects, the double-shaft vibrating mirror swings on an X axis and a Y axis respectively, the double-shaft vibrating mirror scans on the plane of the inner membrane wall in a parallelogram mode, and the cleaning head emits laser to clean the whole circle of the inner wall of the tire. It should be noted that the rotating speed of the rotating shaft needs to be matched with the swing angle and frequency of the double-shaft galvanometer, when the tire is driven by the rotating shaft to rotate for a certain angle within a certain time, the laser emitted by the cleaning head finishes the scanning of the parallelogram within the radiation range of the angle, and the practical effect is that the rectangular cleaning and removing of the inner membrane wall is finished at the rotating angle. The rectangular areas cleaned in each scanning process are overlapped, the whole circle of inner membrane treatment is completed, and the cleaning operation is completed. After cleaning, laser stops lighting, the double-shaft galvanometer in the cleaning head stops deflecting, then the connecting arm drives the suspension type cleaning head to ascend, the rotating shaft stops rotating, the four-direction stand columns descend, and the tire is processed to the next station. On the basis of the technical scheme, the method also comprises the following steps of after laser beams emitted by the optical fiber laser head enter the lens group, cleaning and removing inner membranes of the tires: according to the components, the thickness and the adhesive force of the tire inner membrane residues, the processing technological parameters of the fiber laser are adjusted, wherein the adjusted processing technological parameters comprise: the average power, the single pulse energy and the light spot size of the optical fiber laser are adjusted, the swing breadth (length and width), the galvanometer scanning speed, the filling interval and the rotating speed of the rotating shaft of the double-shaft galvanometer are adjusted, the average power of the optical fiber laser is not less than 500W, the single pulse energy is not less than 25mJ, the light spot size is not more than 1.3mm, the swing breadth length range of the double-shaft galvanometer is 150 plus 250mm, the width range is 100 plus 200mm, the galvanometer scanning speed range is 2000 plus 6000mm/s, the filling interval is 0.08mm, the rotating speed of the rotating shaft is related to the lap joint of the cleaned rectangular breadth, and the range is 0.8-1.5 r/min.
As an alternative embodiment, the determining the target deflection mode of the biaxial galvanometer according to the spot size and the profile information comprises:
generating a scanning track of the target light beam according to the spot size and the profile information;
and determining a deflection angle and a deflection frequency of the biaxial galvanometer according to the scanning track and the spot size, wherein the target deflection mode comprises the deflection angle and the deflection frequency, the deflection angle is used for controlling the scanning direction of the target light beam, and the deflection frequency is used for controlling the scanning speed of the target light beam.
Optionally, in this embodiment, the dual-axis galvanometer includes an X-Y optical scanning head, an electronic driving amplifier, an optical reflection mirror, and a field lens, and the dual-axis galvanometer controls the deflection of the target in the X-Y plane, the object to be scanned moves in the X direction relative to the target beam, the pulse coincidence degree of the object to be scanned reaches a certain threshold by controlling the moving speed and the repetition frequency of the laser pulse, and after the movement is completed, the object to be scanned is stepped in the Y direction by a single step, the beam coincidence degree of the object to be scanned reaches a certain threshold in the Y direction by controlling the stepping distance, and the direction of the target beam is changed in both the X direction and the Y direction by the dual-axis galvanometer, so as to scan a parallelogram on the surface to be scanned, and complete the filling scan of the surface to be scanned.
Optionally, in this embodiment, the biaxial galvanometer controls the target to scan an area with a certain shape, and when the biaxial galvanometer controls the scanning track of the target light beam, the object to be scanned rotates at a matched target rotation angular velocity, so as to compensate the scanning area of the target light beam on the object to be scanned, so that the scanning area of the scanning surface of the object to be scanned is covered and scanned, and a scanning missing area is avoided.
Alternatively, in this embodiment, the target beam may be a laser pulse beam with a flat-top spot after homogenizing and shaping, for example, the laser generating device is a multi-film Q-switched structure pulse laser generator, the beam is used to clean attachments on the tire surface, the beam is homogenized and shaped into a square flat-top spot, the energy uniformity inside the whole spot is consistent, and due to the pulse laser, the high energy density of the laser and the impact and vibration of the laser pulse act on the surface of the object to be cleaned, and the surface of the object to be cleaned is not purely ablated. The method comprises the steps of adjusting corresponding laser energy parameters and enabling attachments or coatings on the surface of an object to be cleaned to be instantly evaporated or stripped by utilizing the difference of laser absorption coefficients between a tire rubber substrate and the attachments, so that a cleaning process is realized, and the tire inner membrane is not damaged in the process. Fig. 4 is an alternative spot topography according to the present embodiment, as shown in fig. 4, the beam is a square flat-topped spot with uniformly distributed energy.
Fig. 5 is a schematic diagram of an optional tire inner membrane laser cleaning optical path according to an embodiment of the present invention, which is applied to the tire inner membrane laser cleaning apparatus of fig. 3, as shown in fig. 5, in the diagram, "8" is a fiber laser, "9" is a collimation module, "10" is a biaxial galvanometer, the suspension type laser cleaning head only deflects the biaxial galvanometer, the whole cleaning head is stationary but moves along with a connecting arm, and the biaxial galvanometer can adjust the angle and frequency of deflection according to process effects, and respectively swing on the X axis and the Y axis, so that the cleaning head scans in a parallelogram on a plane, and the cleaning head emits laser to clean the entire circle of the tire inner wall. The laser beam that the optic fibre laser head sent incides mirror group and still includes before cleaning the tire inner membrane removal: according to the components, the thickness and the adhesive force of the tire inner membrane residues, the processing technological parameters of the fiber laser are adjusted, wherein the adjusted processing technological parameters comprise: the average power, the single pulse energy and the light spot size of the optical fiber laser are adjusted, and the swing breadth (length and width), the scanning speed, the filling interval and the rotating speed of the rotating shaft of the double-shaft galvanometer are adjusted. The laser is a fiber laser, the fiber laser is a square homogenized flat-top pulse fiber laser, and the technological parameters are as follows: the wavelength is 1064nm, the average power is 500W, the pulse width is 100ns, the repetition frequency is 20kHz, the single pulse energy is 25mJ, and the size of a collimated and focused light spot is 1.1 mm. The rotating speed of the rotating shaft module is related to the lap joint of the cleaned rectangular breadth and ranges from 0.8 r/min to 1.5 r/min. The length of the swinging web of the double-shaft galvanometer is related to the type of a tire, the width of the inner film wall determines the length of the cleaning web, for example, for a 235 model tire, the length of the swinging web of the double-shaft galvanometer is 200mm, the width of the swinging web is 100mm, the scanning speed of the galvanometer is 6000mm/s, the filling interval is 0.08mm, the rotating speed is 1.2r/min for compensating the scanned parallelogram for the rectangle, and for a 215 model tire, the length of the swinging web of the double-shaft galvanometer is 150mm, the width of the swinging web is 100mm, the scanning speed of the galvanometer is 6000mm/s, the filling interval is 0.08mm, and the rotating speed is 1.5r/min for compensating the scanned parallelogram for the rectangle.
Through the above description of the embodiments, those skilled in the art can clearly understand that the method according to the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but the former is a better implementation mode in many cases. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (e.g., ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal device (e.g., a mobile phone, a computer, a server, or a network device) to execute the method according to the embodiments of the present invention.
In this embodiment, there is also provided a scanning apparatus for scanning an object, and fig. 6 is a block diagram of a scanning apparatus for scanning an object according to an embodiment of the present invention, as shown in fig. 6, the scanning apparatus includes:
an obtaining module 62, configured to obtain a target material of an object to be scanned, where the target material is used to indicate a component of the object to be scanned;
a generating module 64 for generating a target beam matched with the target material;
and the scanning module 66 is configured to scan the object to be scanned by using the target light beam, so as to obtain a scanned object with a scanning quality higher than a target scanning quality.
Optionally, the generating module includes: a first determination unit configured to determine a target beam attribute corresponding to the target material from among the material and the beam attribute having the correspondence relationship; a generating unit for generating the target beam having a beam property that is the target beam property.
Optionally, the generating unit is configured to: acquiring an initial light beam generated by laser generation equipment; and adjusting the initial beam attribute of the initial beam to the target beam attribute to obtain the target beam.
Optionally, the generating unit is configured to: obtaining an initial energy density of the initial beam, wherein the initial beam property comprises the initial energy density; determining a target distance between a collimating mirror and a laser generating device according to the initial energy density and a target energy density, wherein the target beam attribute comprises the target energy density, the collimating mirror is used for adjusting the energy density of a beam irradiated on a to-be-scanned surface of the to-be-scanned object, and the laser generating device is used for generating the initial beam; and adjusting the distance between the collimating mirror and the laser generating device to be the target distance to obtain the target beam with the target energy density irradiated on the surface to be scanned.
Optionally, the obtaining module includes: an irradiation unit configured to irradiate the object to be scanned with a reference beam; the first acquisition unit is used for acquiring a target spectrum of the reference beam reflected by the object to be scanned; the identification unit is used for carrying out spectrum identification on the target spectrum to obtain target spectrum characteristics; and the second determining unit is used for determining the target material corresponding to the target spectral feature from the spectral features and the materials with the corresponding relation.
Optionally, using the scanning module comprises: the second acquisition unit is used for acquiring the profile information of the surface to be scanned of the object to be scanned and the size of a light spot irradiated by the target light beam on the surface to be scanned; a third determining unit, configured to determine a target deflection manner of the biaxial galvanometer according to the spot size and the profile information, where the target deflection manner is used to adjust a moving process of the target beam on the surface to be scanned; a fourth determination unit configured to determine a target rotation angular velocity corresponding to the target deflection pattern from among deflection patterns and rotation angular velocities having a correspondence relationship, wherein the target rotation angular velocity is used to adjust a scanning position of the target light beam on the surface to be scanned; and the control unit is used for controlling the object to be scanned to rotate according to the target rotation angular velocity and controlling the target light beam to deflect according to the target deflection mode.
Optionally, the third determining unit is configured to: generating a scanning track of the target light beam according to the spot size and the profile information; and determining a deflection angle and a deflection frequency of the biaxial galvanometer according to the scanning track and the spot size, wherein the target deflection mode comprises the deflection angle and the deflection frequency, the deflection angle is used for controlling the scanning direction of the target light beam, and the deflection frequency is used for controlling the scanning speed of the target light beam.
It should be noted that, the above modules may be implemented by software or hardware, and for the latter, the following may be implemented, but not limited to: the modules are all positioned in the same processor; alternatively, the modules are respectively located in different processors in any combination.
Embodiments of the present invention also provide a computer-readable storage medium having a computer program stored thereon, wherein the computer program is arranged to perform the steps of any of the above-mentioned method embodiments when executed.
In an exemplary embodiment, the computer-readable storage medium may include, but is not limited to: various media capable of storing computer programs, such as a usb disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic disk, or an optical disk.
Embodiments of the present invention also provide an electronic device comprising a memory having a computer program stored therein and a processor arranged to run the computer program to perform the steps of any of the above method embodiments.
In an exemplary embodiment, the electronic apparatus may further include a transmission device and an input/output device, wherein the transmission device is connected to the processor, and the input/output device is connected to the processor.
For specific examples in this embodiment, reference may be made to the examples described in the above embodiments and exemplary embodiments, and details of this embodiment are not repeated herein.
It will be apparent to those skilled in the art that the various modules or steps of the invention described above may be implemented using a general purpose computing device, they may be centralized on a single computing device or distributed across a network of computing devices, and they may be implemented using program code executable by the computing devices, such that they may be stored in a memory device and executed by the computing device, and in some cases, the steps shown or described may be performed in an order different than that described herein, or they may be separately fabricated into various integrated circuit modules, or multiple ones of them may be fabricated into a single integrated circuit module. Thus, the present invention is not limited to any specific combination of hardware and software.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A method for scanning an object to be scanned, comprising:
acquiring a target material of an object to be scanned, wherein the target material is used for indicating components of the object to be scanned;
generating a target light beam matched with the target material;
and scanning the object to be scanned by using the target light beam to obtain a scanned object with a scanning quality higher than a target scanning quality.
2. The method of claim 1, wherein generating the target beam matched to the target material comprises:
determining target beam attributes corresponding to the target material from the material and the beam attributes having the corresponding relationship;
generating the target beam with a beam property that is the target beam property.
3. The method of claim 2, wherein generating the target beam having the target beam property comprises:
acquiring an initial light beam generated by laser generation equipment;
and adjusting the initial beam attribute of the initial beam to the target beam attribute to obtain the target beam.
4. The method of claim 3, wherein the adjusting the initial beam property of the initial beam to the target beam property to obtain the target beam comprises:
obtaining an initial energy density of the initial beam, wherein the initial beam property comprises the initial energy density;
determining a target distance between a collimating mirror and a laser generating device according to the initial energy density and a target energy density, wherein the target beam attribute comprises the target energy density, the collimating mirror is used for adjusting the energy density of a beam irradiated on a to-be-scanned surface of the to-be-scanned object, and the laser generating device is used for generating the initial beam;
and adjusting the distance between the collimating mirror and the laser generating device to be the target distance to obtain the target beam with the target energy density irradiated on the surface to be scanned.
5. The method of claim 1, wherein obtaining the target material of the object to be scanned comprises:
irradiating the object to be scanned with a reference beam;
acquiring a target spectrum of the reference beam reflected by the object to be scanned;
carrying out spectrum identification on the target spectrum to obtain target spectrum characteristics;
and determining the target material corresponding to the target spectral feature from the spectral features and the materials with the corresponding relationship.
6. The method of claim 1, wherein scanning the object to be scanned using the target beam comprises:
acquiring the profile information of a surface to be scanned of the object to be scanned and the size of a light spot irradiated by the target light beam on the surface to be scanned;
determining a target deflection mode of the biaxial galvanometer according to the spot size and the contour information, wherein the target deflection mode is used for adjusting the moving process of the target light beam on the surface to be scanned;
determining a target rotation angular velocity corresponding to the target deflection mode from deflection modes and rotation angular velocities having a corresponding relationship, wherein the target rotation angular velocity is used for adjusting a scanning position of the target light beam on the surface to be scanned;
and controlling the object to be scanned to rotate according to the target rotation angular velocity, and controlling the target light beam to deflect according to the target deflection mode.
7. The method of claim 6, wherein determining the target deflection mode of the dual-axis galvanometer from the spot size and the profile information comprises:
generating a scanning track of the target light beam according to the spot size and the profile information;
and determining a deflection angle and a deflection frequency of the biaxial galvanometer according to the scanning track and the spot size, wherein the target deflection mode comprises the deflection angle and the deflection frequency, the deflection angle is used for controlling the scanning direction of the target light beam, and the deflection frequency is used for controlling the scanning speed of the target light beam.
8. A scanning device for scanning an object, comprising:
the device comprises an acquisition module, a display module and a control module, wherein the acquisition module is used for acquiring a target material of an object to be scanned, and the target material is used for indicating the components of the object to be scanned;
the generating module is used for generating a target light beam matched with the target material;
and the scanning module is used for scanning the object to be scanned by using the target light beam to obtain a scanned object with the scanning quality higher than the target scanning quality.
9. A computer-readable storage medium, in which a computer program is stored, which computer program, when being executed by a processor, carries out the steps of the method according to any one of claims 1 to 7.
10. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the steps of the method as claimed in any of claims 1 to 7 are implemented when the computer program is executed by the processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111276258.0A CN113953273B (en) | 2021-10-29 | 2021-10-29 | Scanning method and device for object to be scanned, storage medium and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111276258.0A CN113953273B (en) | 2021-10-29 | 2021-10-29 | Scanning method and device for object to be scanned, storage medium and electronic device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113953273A true CN113953273A (en) | 2022-01-21 |
| CN113953273B CN113953273B (en) | 2023-03-17 |
Family
ID=79468628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111276258.0A Active CN113953273B (en) | 2021-10-29 | 2021-10-29 | Scanning method and device for object to be scanned, storage medium and electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113953273B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114871572A (en) * | 2022-05-10 | 2022-08-09 | 杭州华遨科技有限公司 | Laser scanning control method and device and laser scanning system |
| CN116336964A (en) * | 2023-05-31 | 2023-06-27 | 天津宜科自动化股份有限公司 | Object contour information acquisition system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1048339A (en) * | 1989-01-17 | 1991-01-09 | 技术开发地区事务所 | Utilization can be launched the method and the device on the pulse laser cleaning material surface of short pulse |
| US20100192973A1 (en) * | 2009-01-19 | 2010-08-05 | Yoshifumi Ueno | Extreme ultraviolet light source apparatus and cleaning method |
| CN101819927A (en) * | 2010-04-13 | 2010-09-01 | 上海理工大学 | System and method for preparing micro/nano structured silicon materials |
| CN102208751A (en) * | 2011-05-16 | 2011-10-05 | 西安炬光科技有限公司 | Combined type high-power semiconductor laser side pumping source and preparation method thereof |
| CN105527706A (en) * | 2016-02-03 | 2016-04-27 | 上海仪万光电科技有限公司 | Ultraviolet laser telecentric F-theta scanning field lens and optical scanning system based on field lens |
| CN106346135A (en) * | 2016-11-04 | 2017-01-25 | 广东国玉科技有限公司 | Different material laser welding method |
| CN111842892A (en) * | 2020-07-03 | 2020-10-30 | 华南理工大学 | In-situ energy-controlled selective laser melting device and method |
-
2021
- 2021-10-29 CN CN202111276258.0A patent/CN113953273B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1048339A (en) * | 1989-01-17 | 1991-01-09 | 技术开发地区事务所 | Utilization can be launched the method and the device on the pulse laser cleaning material surface of short pulse |
| US20100192973A1 (en) * | 2009-01-19 | 2010-08-05 | Yoshifumi Ueno | Extreme ultraviolet light source apparatus and cleaning method |
| CN101819927A (en) * | 2010-04-13 | 2010-09-01 | 上海理工大学 | System and method for preparing micro/nano structured silicon materials |
| CN102208751A (en) * | 2011-05-16 | 2011-10-05 | 西安炬光科技有限公司 | Combined type high-power semiconductor laser side pumping source and preparation method thereof |
| CN105527706A (en) * | 2016-02-03 | 2016-04-27 | 上海仪万光电科技有限公司 | Ultraviolet laser telecentric F-theta scanning field lens and optical scanning system based on field lens |
| CN106346135A (en) * | 2016-11-04 | 2017-01-25 | 广东国玉科技有限公司 | Different material laser welding method |
| CN111842892A (en) * | 2020-07-03 | 2020-10-30 | 华南理工大学 | In-situ energy-controlled selective laser melting device and method |
Non-Patent Citations (4)
| Title |
|---|
| 左敦稳: "《现代加工技术 第3版》", 2 September 2013 * |
| 肖海兵: "《先进激光制造设备》", 1 March 2019 * |
| 郝兰众: "《材料物理实验》", 1 August 2018 * |
| 雷仕湛: "《激光智能制造技术》", 1 June 2018 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114871572A (en) * | 2022-05-10 | 2022-08-09 | 杭州华遨科技有限公司 | Laser scanning control method and device and laser scanning system |
| CN114871572B (en) * | 2022-05-10 | 2024-07-16 | 杭州德迪智能制造有限公司 | Laser scanning control method, device and laser scanning system |
| CN116336964A (en) * | 2023-05-31 | 2023-06-27 | 天津宜科自动化股份有限公司 | Object contour information acquisition system |
| CN116336964B (en) * | 2023-05-31 | 2023-09-19 | 天津宜科自动化股份有限公司 | Object contour information acquisition system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113953273B (en) | 2023-03-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113953273B (en) | Scanning method and device for object to be scanned, storage medium and electronic device | |
| CN107598380B (en) | Laser patterning apparatus for three-dimensional objects | |
| JP2000233291A (en) | Device and method for laser beam working | |
| CN112475638B (en) | Laser micropore machining system and method based on axicon lens | |
| KR101026356B1 (en) | Laser scanning device | |
| CN201693290U (en) | Laser processing device | |
| CN107388983A (en) | A kind of uniform scanning laser line generation system and method for energy | |
| CN101804515A (en) | Large-breadth precise laser scribing and dotting equipment | |
| KR101554389B1 (en) | Laser processing apparatus | |
| CN109128511B (en) | Laser polishing system and method | |
| KR102189459B1 (en) | Method for drilling hole and the drilling apparatus | |
| CN217071143U (en) | Two-dimensional large-breadth laser high-speed cleaning device based on scanning rotating mirror | |
| KR100976035B1 (en) | Laser Cutting Method | |
| CN112517545B (en) | Laser cleaning device | |
| CN113020820B (en) | Sectional type rotary scanning micropore array processing method | |
| CN201645050U (en) | Equipment for large-width precise laser scribing and dotting | |
| CN112775543A (en) | Polygon scanning galvanometer device for ultrahigh-speed laser processing | |
| CN116174966A (en) | Laser dust-free marking device and method for lithium niobate material | |
| CN113146027B (en) | Method and system for laser machining of inner wall of revolving body | |
| CN214489229U (en) | Polygon scanning galvanometer device for ultrahigh-speed laser processing | |
| CN114054943A (en) | Spiral dynamic reciprocating scanning optical system | |
| CN113960783A (en) | Flat-top light shaping laser scanning device based on plano-convex lens and working method | |
| CN113579518A (en) | Six-galvanometer group hole machining device and machining method | |
| CN112975159B (en) | Laser cutting device of circumference cutting | |
| CN110976440A (en) | Laser cleaning device and cleaning method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |