On-the-spot character image obtains, information matches and laser engraving system
Technical field
The present invention relates to optical engineering, Digital Image Processing, computer software application is the compound technology that the three organically combines.Relate to specifically that on-the-spot character image obtains, information matches and laser engraving system.
Background technology
Laser is as now fast-growth in the world and the huge science of development potentiality because of its special advantage performance, and is adopted by us.The utilization laser technology is that progress also is an inexorable trend, and laser-engraving technique was gradually improved especially in recent years, precision increases substantially, the price of laser engraving machine has reached the level of practicable industrialization processing, and process is fast and pollution-free, is that of modern engraving industrial technology crosses over greatly.The image processing method face, along with computer science is maked rapid progress, big quantity algorithm occurs and is all very ripe, though difficult, still quite feasible in the exploitation debugging of some function.And more and more wider being applied in the daily life of computer system, its function is also powerful all the more, can be used as the control maincenter and realizes the integrated of function, and the scheduling of carrying out in the whole process of production is coordinated.Above-mentioned is the project verification foundation.
The authentication of traditional ownership as sequence number, bar code etc. authenticate all not directly perceived and very loaded down with trivial details, and the proof such as invoice may not necessarily obtain long preservation.If the product of taking this system to make, corresponding more directly perceived, fast with owner's individualized feature and product, and may play antitheft effect.
For another example, take this system to make product, owner's individualized feature such as head portrait are carved on product when buying in real time, on the surface such as notebook computer, mobile phone or high-grade wrist-watch, can give a kind of individualized experience of buyers and fresh impression.This product can be produced trophy or the medal that carving has award-winner's head portrait at in-situ match, or at the personalized tourist souvenir of tourist attractions field fabrication, the passenger can be preserved for a long time.
In a word, this purpose conception is not only the work that replaces the people with machine.Computer system comprises the real-time convenient reliable operation that the application of embedded system brings, and greatly using manpower and material resources sparingly provides convenience and feasibility to a lot of different new purposes.The above-mentioned imbody that is researching value.Still there is not better to reach at present the device of above-mentioned task in the prior art.
Summary of the invention
For overcoming the deficiencies in the prior art, realize the automated optical engraving, the technical solution used in the present invention is, on-the-spot character image obtains, information matches and laser engraving system, comprising:
Image collection processing system: use high speed camera to gather photo, the debugging of writing by the design coupling of existing techniques in realizing cmos sensor drive circuit and program, the theoretical institute of deformation statistical correction edited image feature extraction algorithm according to illumination estimation model theory and optimization carries out special gray scale to image and processes and extract required feature;
Computer control system: process image, realize that image is combined with the coupling of Word message, the readable information flow of whole Output of laser engraving machine, and the realization program of writing is to the control of laser engraving machine;
Laser carving device: the image information of processing through coding is carved at metal material, with information entity.
The present invention has following technique effect:
1, adopt the horizontal metroscope device, thereby the present invention can overcome the lower shortcoming of precision that traditional scaling method is demarcated;
2, fix respectively corresponding rotating shaft, demarcate in the depth of parallelism process, isolated the impact of other system error to demarcating;
3, can the error in length of parallel double joint coordinates measuring machine connecting rod be compensated.
Description of drawings
Fig. 1 is an operation principle block diagram of the present invention.
The specific embodiment
Basic principle is introduced:
(1) character image feature extraction: existing according to the deformation statistical correction theory of illumination estimation model theory and optimization etc. than mature theory, the feature of character image is developed the image characteristics extraction algorithm that is applicable to this cover system.
(2) image collection processing system design: use high speed camera to gather photo; The debugging of writing by the design coupling that has the new function realization cmos sensor drive circuit of ripe technological development now and program.This part is the front-end processing part of image, and its performance is directly determining the effect of finished product.According to the existing ripe theoretical institute edited image feature extraction algorithms such as deformation statistical correction theory of illumination estimation model theory and optimization, image is carried out special gray scale process and extract required feature.
(3) computer control system: process image, the realization image is combined the readable information flow of whole Output of laser engraving machine with the coupling of Word message.And realization institute written program is to the control of laser engraving machine.
(4) laser engraving: utilize the existing laser process equipment in laboratory, the image information of handling through coding is carved on materials such as metal, with information entityization.According to the work characteristics of understanding processing machine, type of drive, required algorithm etc., the program of writing can accurately be moved.
Obtain basic layout with the laser-engraving technique system according to the on-the-spot character image of new principle design:
Object warning device according to the present principles design is divided into three parts, is respectively acquisition system, image processing system and the laser engraving system system of image.
First is that face-image obtains and the feature extraction part, obtain first-hand image document by high speed camera, change image information into the signal of telecommunication by the interface that has driven and import computer into, carry out gray scale by written program in advance and handle, and extract engraving required image feature.
Second portion is collaborative picture and text message part, interface display image after treatment by coded program, key in needed people's name, automatically data has been deposited in search, realize graph text information combination and instant playback preview effect, confirm, information is become the signal of telecommunication once again through revising, output information hypostazation part transfers to the laser engraving part.
Third part is the laser engraving part, laser engraving machine is accepted the signal of telecommunication by computer reception and registration, under the programme-control of presetting according to certain rule, by the action of change laser beam emitting device and the intensity of laser, the graph text information entity of preview gained after carving out processing on the metal of required engraving.
To sum up:
(1) authentication of traditional ownership as sequence number, bar code etc. authenticate all not intuitively and very loaded down with trivial details, and the proof such as invoice may not necessarily obtain long preservation.If the product of taking this system to make, direct corresponding more directly perceived, quick with owner's individualized feature and product will be improved efficient and the accuracy rate of verification, and may be played good antitheft effect with preventing falsely using.
(2) take this system to make product, owner's individualized feature such as head portrait are carved on product when buying in real time, on the surface such as notebook computer, mobile phone or high-grade wrist-watch, can give a kind of individualized experience of buyers and fresh impression, have originality and uniqueness.This product can be produced trophy or the medal that carving has award-winner's head portrait at in-situ match, or at the personalized tourist souvenir of tourist attractions field fabrication, the passenger can be preserved for a long time, promotes the value for preservation of article.
(3) take computer system or embedded system, real-time operation, replacing, easy to carry, production can realize scale, industrialization, convenience and feasibility is provided for a lot of different new purposes, will clean fast laser-engraving technique popularization and come.