CN107305698A - A kind of method for building footwear inner surface threedimensional model - Google Patents
A kind of method for building footwear inner surface threedimensional model Download PDFInfo
- Publication number
- CN107305698A CN107305698A CN201610243150.4A CN201610243150A CN107305698A CN 107305698 A CN107305698 A CN 107305698A CN 201610243150 A CN201610243150 A CN 201610243150A CN 107305698 A CN107305698 A CN 107305698A
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- CN
- China
- Prior art keywords
- footwear inner
- threedimensional model
- laser
- line generator
- turntable
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43D—MACHINES, TOOLS, EQUIPMENT OR METHODS FOR MANUFACTURING OR REPAIRING FOOTWEAR
- A43D1/00—Foot or last measuring devices; Measuring devices for shoe parts
- A43D1/02—Foot-measuring devices
- A43D1/025—Foot-measuring devices comprising optical means, e.g. mirrors, photo-electric cells, for measuring or inspecting feet
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Computer Graphics (AREA)
- Geometry (AREA)
- Software Systems (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
The present invention proposes a kind of method for building footwear inner surface threedimensional model, including S1) based on CCD camera, laser line generator and turntable composition scanning device, and be positioned in footwear；S2 laser line generator and CCD camera) are opened, laser beam has been mapped on the measured point of footwear inner surface one, and asks for laser line generator with footwear inner surface any point apart from d；S3) open electrical turntable and rotate a circle so that each location point of laser line generator scanning footwear inner surface, according to step S2) calculate one by one, laser beam is obtained to the range data of footwear inner surface each point；S4) by step S3) obtained data transfer is to intelligent server and rebuilds the threedimensional model of footwear inner surface.The method of the structure footwear inner surface threedimensional model is the line laser structured light equipment that first passage one rotates automatically, obtains the three-dimensional data information of footwear inner surface according to laser triangulation principle and builds threedimensional model, whole-course automation.
Description
Technical field
The invention belongs to anthropometric data fields of measurement, a kind of structure footwear inner surface threedimensional model is particularly related to
Method.
Background technology
The field of footwear is tried in three-dimensional, generally by the foot of user and the three-dimensional modeling data pair of footwear inner surface
Than by the contrast of two model datas, accurate matched data can be obtained, provided the user with reference to letter
Breath.
For the collection of foot three-dimensional data, there are a variety of ripe methods, such as structure light in industry
Scanning, line laser 3-D scanning and three-dimensional reconstruction based on picture etc..And obtaining for footwear inner surface data
Take, on the market also without ripe method.
A kind of present invention, three-dimensional scanning device of the footwear inner surface based on line laser passes through an automatic rotation
Line laser structured light equipment, be put into inside shoes and carry out automatic scanning, you can obtain the three-dimensional of footwear inner surface
Data message.
The content of the invention
The present invention proposes a kind of method for building footwear inner surface threedimensional model, and it is characterized in that by one certainly
The line laser structured light equipment of dynamic rotation, is put into inside shoes and carries out automatic scanning, according to laser triangulation
Principle obtains the three-dimensional data information of footwear inner surface and builds threedimensional model.
The technical proposal of the invention is realized in this way：
A kind of method for building footwear inner surface threedimensional model, comprises the following steps：
S1) based on CCD camera, laser line generator and turntable composition scanning device, and it is positioned in footwear；
S2 laser line generator and CCD camera) are opened, laser beam has been mapped on the measured point of footwear inner surface one,
Its reflected light is imaged on the photo-sensitive cell of the camera of CCD camera, is searched simultaneously according in camera picture
The pixel coordinate of laser spots center is calculated to try to achieve the reflected light imaging to a lateral edges apart from x；
The distance between laser line generator and CCD camera s is obtained, and is swashed with the camera and line of CCD camera
Light device builds a plane, and the ray that acquisition laser line generator is sent is with the angle β of the plane and measured point with being somebody's turn to do
The vertical range q of plane, and obtain the focal length f of the camera of CCD camera；
If laser line generator and the distance at footwear inner surface any point are d, d numerical value is tried to achieve according to below equation：
Q=fs/x.... (1)
D=q/sin (β) ... (2)
S3) open turntable and rotate a circle so that each location point of laser line generator scanning footwear inner surface, according to
Step S2) calculate one by one, laser beam is obtained to the range data of footwear inner surface each point；
S4) by step S3) obtained data transfer is to intelligent server and builds the threedimensional model of footwear inner surface.
In above-mentioned technical proposal, the turntable is electrical turntable, can be rotated automatically.
In above-mentioned technical proposal, the laser line generator can be to its front projection laser rays, the CCD camera
Coordinate laser line generator gathered data, and send data to intelligent server.
In above-mentioned technical proposal, the intelligent server can be using PC, smart mobile phone, flat board etc..
In above-mentioned technical proposal, the scanning device is connected or adopted using netting twine cable with the intelligent server
Communicated and connected with wireless modes such as WIFI.
In above-mentioned technical proposal, the turntable is at the uniform velocity turntable, and speed is fixed, and knows that it rotates at per a moment
Angle.
The method of the structure footwear inner surface threedimensional model of the present invention is that the line that first passage one rotates automatically swashs
Optical scanning device, obtains the three-dimensional data information of footwear inner surface according to laser triangulation principle and builds three-dimensional
Model, whole-course automation.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to implementing
The accompanying drawing used required in example or description of the prior art is briefly described, it should be apparent that, describe below
In accompanying drawing be only some embodiments of the present invention, for those of ordinary skill in the art, do not paying
On the premise of going out creative labor, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation for the three-dimensional digital system that footwear inner surface of the present invention is scanned.
The measuring principle schematic diagram for the three-dimensional digital method that Fig. 2 scans for this footwear of invention inner surface.
In figure：1- turntables；2- laser line generators；3-CCD cameras；4- cables；5-PC machines.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear
Chu, it is fully described by, it is clear that described embodiment is only a part of embodiment of the invention, rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creation
Property work under the premise of the every other embodiment that is obtained, belong to the scope of protection of the invention.
Measuring principle shown in reference picture 2, the method for building footwear inner surface threedimensional model of the invention, including with
Lower step：
S1) based on CCD camera 3 shown in Fig. 1, laser line generator 2 and the composition scanning device of turntable 1, and
It is positioned in footwear；
S2 laser line generator 2 and CCD camera 3) are opened, laser beam has been mapped to the measured point of footwear inner surface one
On, its reflected light is imaged on the photo-sensitive cell of the camera of CCD camera 3, according in camera picture
Search and calculate the pixel coordinate of laser spots center come try to achieve the reflected light imaging to a lateral edges away from
From x；
Obtain the distance between laser line generator 2 and CCD camera 3 s, and with the camera of CCD camera 3 and
Laser line generator 2 builds a plane, obtain the ray that sends of laser line generator 2 and the plane angle β and
Measured point and the vertical range q of the plane, and obtain the focal length f of the camera of CCD camera 3；
If laser line generator 2 and the distance at footwear inner surface any point are d, d numerical value is tried to achieve according to below equation：
Q=fs/x.... (1)
D=q/sin (β) ... (2)
S3) open turntable 1 and rotate a circle so that each location point of the scanning footwear inner surface of laser line generator 2,
According to step S2) calculate one by one, laser beam is obtained to the range data of footwear inner surface each point；
S4) by step S3) obtained data transfer is to intelligent server and builds the threedimensional model of footwear inner surface.
In above-mentioned technical proposal, the turntable 1 is electrical turntable, can be rotated automatically.
In above-mentioned technical proposal, the laser line generator 2 can be to its front projection laser rays, the CCD phases
Machine 3 coordinates laser line generator gathered data, and sends data to intelligent server.
As shown in figure 1, in above-mentioned technical proposal, the intelligent server can be using PC 5, intelligent hand
Machine, flat board etc..
As shown in figure 1, in above-mentioned technical proposal, the scanning device uses netting twine with the intelligent server
Cable 4 is connected or communicated using wireless modes such as WIFI and connected.
In above-mentioned technical proposal, the turntable 1 is at the uniform velocity turntable, and speed is fixed, and knows that it revolves at per a moment
The angle turned.
When specifically used, scanning device is put into inside shoes, adjustment position, which is tried one's best, reaches line laser
More places, open scanning, after turntable circles, and scanning gets the three-dimensional information of shoes inner surface,
Calculated via intelligent server and reconstruct the three-dimensional data of footwear inner surface to come.
The method of the structure footwear inner surface threedimensional model of the present invention is that the line that first passage one rotates automatically swashs
Optical scanning device, obtains the three-dimensional data information of footwear inner surface according to laser triangulation principle and builds three-dimensional
Model, whole-course automation.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in this hair
Within bright spirit and principle, any modification, equivalent substitution and improvements made etc. should be included in this hair
Within bright protection domain.
Claims (5)
1. a kind of method for building footwear inner surface threedimensional model, it is characterised in that comprise the following steps：
S1) based on CCD camera, laser line generator and turntable composition scanning device, and it is positioned in footwear；
S2 laser line generator and CCD camera) are opened, laser beam has been mapped on the measured point of footwear inner surface one,
Its reflected light is imaged on the photo-sensitive cell of the camera of CCD camera, is searched simultaneously according in camera picture
The pixel coordinate of laser spots center is calculated to try to achieve the reflected light imaging to a lateral edges apart from x；
The distance between laser line generator and CCD camera s is obtained, and is swashed with the camera and line of CCD camera
Light device builds a plane, and the ray that acquisition laser line generator is sent is with the angle β of the plane and measured point with being somebody's turn to do
The vertical range q of plane, and obtain the focal length f of the camera of CCD camera；
If laser line generator and the distance at footwear inner surface any point are d, d numerical value is tried to achieve according to below equation：
Q=fs/x.... (1)
D=q/sin (β) ... (2)
S3) open turntable and rotate a circle so that each location point of laser line generator scanning footwear inner surface, according to
Step S2) calculate one by one, laser beam is obtained to the range data of footwear inner surface each point；
S4) by step S3) obtained data transfer is to intelligent server and builds the threedimensional model of footwear inner surface.
2. the method according to claim 1 for building footwear inner surface threedimensional model, it is characterised in that：
The turntable is electrical turntable.
3. the method according to claim 1 for building footwear inner surface threedimensional model, it is characterised in that：
The intelligent server is PC or smart mobile phone or flat board.
4. the method according to claim 1 for building footwear inner surface threedimensional model, it is characterised in that：
The scanning device is connected with the intelligent server using netting twine cable or using WIFI communication connection.
5. the method according to claim 1 for building footwear inner surface threedimensional model, it is characterised in that：
The turntable is at the uniform velocity turntable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610243150.4A CN107305698A (en) | 2016-04-18 | 2016-04-18 | A kind of method for building footwear inner surface threedimensional model |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610243150.4A CN107305698A (en) | 2016-04-18 | 2016-04-18 | A kind of method for building footwear inner surface threedimensional model |
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| CN107305698A true CN107305698A (en) | 2017-10-31 |
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| CN201610243150.4A Pending CN107305698A (en) | 2016-04-18 | 2016-04-18 | A kind of method for building footwear inner surface threedimensional model |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110308149A (en) * | 2019-07-02 | 2019-10-08 | 哈尔滨理工大学 | A kind of composite material preformed body surface fiber moves towards identification device and recognition methods |
| CN112525101A (en) * | 2020-12-04 | 2021-03-19 | 长江大学 | Laser triangulation method 3D imaging device based on facula recognition |
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| CN104812291A (en) * | 2012-09-25 | 2015-07-29 | 德奥牙科株式会社 | Scanner for oral cavity |
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2016
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Patent Citations (4)
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| CN104812291A (en) * | 2012-09-25 | 2015-07-29 | 德奥牙科株式会社 | Scanner for oral cavity |
| CN203375945U (en) * | 2013-03-25 | 2014-01-01 | 武汉沃博科技有限公司 | Laser three-dimensional measuring apparatus based on characteristic identification |
| CN103673876A (en) * | 2013-11-12 | 2014-03-26 | 上海交通大学 | Swing-type measuring head robot online measuring system for body-in-white dimension measurement |
| CN103712572A (en) * | 2013-12-18 | 2014-04-09 | 同济大学 | Structural light source-and-camera-combined object contour three-dimensional coordinate measuring device |
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| 冯翠芝: "基于线激光三角法的目标深度探测", 《中国优秀硕士学位论文全文数据库信息科技辑》 * |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110308149A (en) * | 2019-07-02 | 2019-10-08 | 哈尔滨理工大学 | A kind of composite material preformed body surface fiber moves towards identification device and recognition methods |
| CN112525101A (en) * | 2020-12-04 | 2021-03-19 | 长江大学 | Laser triangulation method 3D imaging device based on facula recognition |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171031 |
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| RJ01 | Rejection of invention patent application after publication |