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CN102173257A - Onsite figure image acquisition, information matching and laser engraving system - Google Patents

Onsite figure image acquisition, information matching and laser engraving system Download PDF

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Publication number
CN102173257A
CN102173257A CN2011100263751A CN201110026375A CN102173257A CN 102173257 A CN102173257 A CN 102173257A CN 2011100263751 A CN2011100263751 A CN 2011100263751A CN 201110026375 A CN201110026375 A CN 201110026375A CN 102173257 A CN102173257 A CN 102173257A
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Prior art keywords
image
laser engraving
information
laser
program
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CN2011100263751A
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Chinese (zh)
Inventor
张�浩
郭凯
刘蓓蓓
况天舒
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Tianjin University
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Tianjin University
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Abstract

本发明涉及光学工程,数字图像处理,计算机软件应用。为实现自动光学雕刻,本发明采用的技术方案是,现场人物图像获取、信息匹配与激光雕刻系统,包括:图像采集处理系统设计:运用高速相机采集照片,借助现有技术实现CMOS传感器驱动电路的设计匹配和程序的编写调试,根据光照估计模型理论和优化的形变统计校正理论的理论所编辑图像特征提取算法,对图像进行特殊的灰度处理并提取所需特征;计算机控制系统:处理图像,实现图像与文字信息的匹配结合,整体输出激光雕刻机可读的信息流,并实现所编写的程序对激光雕刻机的控制;激光雕刻:对经过编写程序处理的图像信息在金属材料上进行雕刻,将信息实体化。本发明主要应用于自动光学雕刻。

Figure 201110026375

The invention relates to optical engineering, digital image processing, and computer software applications. In order to realize automatic optical engraving, the technical scheme adopted by the present invention is that the on-site character image acquisition, information matching and laser engraving system include: image acquisition and processing system design: use a high-speed camera to collect photos, and realize the CMOS sensor drive circuit with the help of existing technology Design matching and program writing and debugging, edit the image feature extraction algorithm according to the theory of illumination estimation model and optimized deformation statistics correction theory, perform special grayscale processing on the image and extract the required features; computer control system: process the image, Realize the matching and combination of image and text information, output the information flow readable by the laser engraving machine as a whole, and realize the control of the laser engraving machine by the written program; laser engraving: engrave the image information processed by the written program on the metal material , materialize the information. The invention is mainly applied to automatic optical engraving.

Figure 201110026375

Description

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.

Claims (1)

  1. An on-the-spot character image obtain, information matches and laser engraving system, it is characterized in that, 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.
CN2011100263751A 2011-01-25 2011-01-25 Onsite figure image acquisition, information matching and laser engraving system Pending CN102173257A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103625189A (en) * 2013-11-27 2014-03-12 浙江伟星实业发展股份有限公司 Relief realizing device and method
CN105149792A (en) * 2015-09-11 2015-12-16 深圳市生生电子设备有限公司 Control system for three-dimensional laser carving machine
CN111906442A (en) * 2020-06-15 2020-11-10 宁波大学 Intelligent laser engraving system based on industrial 4.0

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5203088A (en) * 1989-06-15 1993-04-20 Andersson Morgan Method and machine for the engraving of articles
CN101209641A (en) * 2006-12-29 2008-07-02 深圳富泰宏精密工业有限公司 Laser engraving system and method
CN101221616A (en) * 2007-12-28 2008-07-16 上海市激光技术研究所 A system and method for making laser engraving of dynamic grayscale image cards

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5203088A (en) * 1989-06-15 1993-04-20 Andersson Morgan Method and machine for the engraving of articles
CN101209641A (en) * 2006-12-29 2008-07-02 深圳富泰宏精密工业有限公司 Laser engraving system and method
CN101221616A (en) * 2007-12-28 2008-07-16 上海市激光技术研究所 A system and method for making laser engraving of dynamic grayscale image cards

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
张卫等: "基于图像的人脸检测和识别进展研究", 《大众科技》 *
杜江等: "一种基于CMOS传感器的图像采集系统设计", 《传感器技术》 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103625189A (en) * 2013-11-27 2014-03-12 浙江伟星实业发展股份有限公司 Relief realizing device and method
CN105149792A (en) * 2015-09-11 2015-12-16 深圳市生生电子设备有限公司 Control system for three-dimensional laser carving machine
CN111906442A (en) * 2020-06-15 2020-11-10 宁波大学 Intelligent laser engraving system based on industrial 4.0

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Application publication date: 20110907