CN106091989A - A kind of desk top scanning with hand mechanism - Google Patents
A kind of desk top scanning with hand mechanism Download PDFInfo
- Publication number
- CN106091989A CN106091989A CN201610616811.3A CN201610616811A CN106091989A CN 106091989 A CN106091989 A CN 106091989A CN 201610616811 A CN201610616811 A CN 201610616811A CN 106091989 A CN106091989 A CN 106091989A
- Authority
- CN
- China
- Prior art keywords
- scanning
- desk top
- hand mechanism
- platform
- photographic head
- 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.)
- Pending
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
- G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
- G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
- G01B11/2518—Projection by scanning of the object
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
- G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
- G01B11/2536—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object using several gratings with variable grating pitch, projected on the object with the same angle of incidence
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
- G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
- G01B11/254—Projection of a pattern, viewing through a pattern, e.g. moiré
Landscapes
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The open a kind of desk top scanning with hand mechanism of the present invention, including scanning platform, and the projector that is fixedly mounted on scanning platform and photographic head, described projector projects the grating fringe of at least 2 kinds of different colours simultaneously, the grating fringe of different colours is spaced to be arranged in order, be incident upon on scanned article, photographic head captured in real-time all covered by grating fringe after scanned article, and photographed data is sent to control module.Desk top scanning with hand mechanism of the present invention, by the projected light of safety, rotating scanning platform, can realize the most quickly scanning of body surface.
Description
Technical field
The present invention relates to a kind of desk top scanning with hand mechanism, belong to 3D scanning technique field.
Background technology
The purposes of spatial digitizer is to create the some cloud (point cloud) of object geometric jacquard patterning unit surface, and these points can be used to insert
Mending into the surface configuration of object, the most intensive some cloud can create more accurate model.
The most conventional desk top scanning with hand mechanism uses three-dimensional laser scanning technique mostly, and the LASER Light Source brightness of employing is high,
Energy is big, and eyes can cause irreversible grievous injury；Additionally, in scanning process, the rotating disk placing scanned article can enter
Row 360 degree rotation, but laser projection device is fixed, and such setting is difficulty with the full side of object in irregular shape
Bit scan.
In view of this, this is studied by the present inventor, develops a kind of desk top scanning with hand mechanism specially, and this case is thus produced
Raw.
Summary of the invention
It is an object of the invention to provide a kind of desk top scanning with hand mechanism, by the projected light of safety, rotating scanning platform,
Realize the most quickly scanning of body surface.
To achieve these goals, the solution of the present invention is:
A kind of desk top scanning with hand mechanism, including scanning platform, and the projector that is fixedly mounted on scanning platform and photographic head, institute
Stating projector and project the grating fringe of at least 2 kinds of different colours simultaneously, the grating fringe of different colours is spaced to be arranged in order
Be incident upon on scanned article, photographic head captured in real-time all covered by grating fringe after scanned article, and number will be shot
According to being sent to control module.
As preferably, described scanning platform is movable platform, controls scanning platform by motor movable.
As preferably, the motor controlling scanning platform movable includes the motor for controlling its upper and lower horizontal lifting,
With its servomotor rotated up or down of control.
As preferably, for ensureing that scanning platform stably lifts, scanning platform both sides are provided with guide rod, and scanning platform is at stepping electricity
Can slide up and down along guide rod under the drive of machine.
As preferably, described projector, photographic head are installed in scan box, and scan box is fixedly mounted on scanning platform
On, photographic head is just to turntable.So arrange and can ensure that projector, photographic head realize coordination and rotate, i.e. projector, photographic head
Relative position be completely fixed, will not adjust because of the activity of scanning platform.
As preferably, the grating fringe of described projector projects is visible ray or black light.
As preferably, described projector projects the vertical raster striped of 2 kinds of spaced settings of black and white simultaneously, uses black and white
The grating fringe of 2 kinds of colors, it is simple to the view data later stage photographed processes.
As preferably, described control module uses microprocessor to control, respectively with projector, photographic head, each motor phase
Even, it is used for controlling its various actions, and the photographed data collected is sent to host computer processes.
Above-mentioned desk top scanning with hand mechanical work principle: start after scanned article are placed on turntable to rotate, adjust scanning
The height of platform, projector projects goes out grating fringe, described grating fringe horizontal irradiation to the object have curved surface can become bent
Line, photographic head captures this image, and by control module by the image transmitting that photographs to host computer, host computer is by corresponding soft
Part synthesis 3D model, in scanning process, can adjust projector and shooting by the motor of sweep mechanism and servomotor
The height of head and angle, it is achieved overlook, look up equal angular scanning.
Compared with prior art, desk top scanning with hand mechanism of the present invention has the advantage that
1, using the projected light of safety, its principle is to use projected light to project to specific grating fringe measure surface of the work,
By high-resolution photographic head, grating interference strip is taken pictures, utilize optical photographing location technology and grating measuring former
Reason, can obtain complex work surface in very short time completely puts cloud；
2, upper and lower mobilizable scanning platform can adjust shooting and the angle of projection, by carrying out the scanning of different angles, multiple
Parasitic mode type can also disposably complete scanning.
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the desk top scanning with hand mechanism structure figure of the present embodiment.
Detailed description of the invention
As it is shown in figure 1, the desk top scanning with hand mechanism 3 described in the present embodiment applies in desktop scanner, described desk top scanning with hand
Instrument also includes rotating mechanism 2, and described rotating mechanism 2 is arranged on base plate 1, including the rotation for driving scanned article to rotate
Platform 21, described turntable 21 can be rotated at any angle by servomotor, and described sweep mechanism 3 is by bracing frame 4
It is also mounted on base plate 1.
Described sweep mechanism 3 includes projector 32 and the photographic head 33 being fixedly mounted on scanning platform 31, in this enforcement
In example, described projector 32, photographic head 33 and control module are unified to be arranged in scan box 34, and scan box 34 is fixedly mounted on sweeps
Retouch on platform 31, so arrange and can ensure that projector 32, photographic head 33 realize coordination and rotate, i.e. projector 32, photographic head 33
Relative position be completely fixed, will not adjust because of the activity of scanning platform 31.It is provided with grating in described projector 32, can be same
Time projection at least 2 kinds of different colours grating fringe, the grating fringe of different colours is spaced to be arranged in order, and is incident upon and is swept
Retouch on article, photographic head 33 captured in real-time all covered by grating fringe after scanned article, and photographed data is sent to
Control module.The grating fringe of described projector 32 projection is visible ray or black light, uses visible when using visible ray
Light video camera head, when using black light, uses black light photographic head.In the present embodiment, described grating fringe is black and white 2
Plant the vertical stripes of the spaced setting of color, and be visible ray, use the grating fringe of color in black and white 2, it is simple to photograph
The view data later stage process.The spacing of grating fringe is adjusted according to the requirement of scanning accuracy, and grating minimum spacing is general
For 0.1mm, grating space is the least, and scanning accuracy is the highest.Described photographic head 33 is just to turntable 21.
For realizing the comprehensive scanning of scanned article, described scanning platform 31 is movable platform, scanning platform 31 points
Not being connected with servomotor 35 and motor 36, wherein, motor 36 typically drives scanning platform about 31 by leading screw
Moving horizontally, for ensureing the stable lifting of scan box 34, scanning platform 31 both sides are additionally provided with guide rod 37, and scanning platform 31 is at stepping electricity
Can slide up and down along guide rod 37 under the drive of machine 36.Servomotor 35 is used for driving scanning platform 31 to rotate up or down, real
Now it is scanned the vertical view scanning of article and looks up scanning.
Described control module uses microprocessor to control, and is connected with projector 32, photographic head 33, each motor respectively, uses
In controlling its various actions, and the photographed data collected is sent to host computer processes.
Above-mentioned desk top scanning with hand mechanical work principle: first scanned article are placed on turntable 21, pass through turntable
Driven by servomotor turntable 21 rotates, and scanned article and then rotate, and adjust the height of scanning platform 31: little for volume
Object, dropping to projection ray, that whole object can be completely covered is the most permissible, for bulky object, takes fractional scanning,
It is exactly first to scan the latter half, then scans top half.Projector 32 projects grating fringe, described grating fringe horizontal irradiation
Can become curve on the object have curved surface, photographic head 33 captures this image, and is passed by the image photographed by control module
Being defeated by host computer, host computer is by corresponding software process quality 3D model, in scanning process, and can be by motor 36 and servo electricity
Machine 35 adjusts projector 32 and the height of photographic head 33 and angle, it is achieved overlooks, look up equal angular scanning.
Desk top scanning with hand mechanism described in the present embodiment, uses the projected light of safety, and its principle is to use projected light by specific
Grating fringe project to measure surface of the work, by high-resolution photographic head 33, grating interference strip is taken pictures, profit
By optical photographing location technology and grating measuring principle, can obtain complex work surface in very short time completely puts cloud；Can
The turntable 21 rotated and up and down scanning platform 31 can adjust shooting and the angle of projection, by carrying out different angles
Scanning, for complex model can disposably complete scanning.
Above-described embodiment and the product form of the graphic and non-limiting present invention and style, any art common
Technical staff is suitably changed what it did or modifies, and all should be regarded as the patent category without departing from the present invention.
Claims (8)
1. a desk top scanning with hand mechanism, it is characterised in that: include scanning platform, and the projection being fixedly mounted on scanning platform
Instrument and photographic head, described projector projects the grating fringe of at least 2 kinds of different colours simultaneously, and the grating fringe of different colours is mutual
Interval is arranged in order, and is incident upon on scanned article, photographic head captured in real-time all covered by grating fringe after scanned
Product, and photographed data is sent to control module.
2. a kind of desk top scanning with hand mechanism as claimed in claim 1, it is characterised in that: described scanning platform is movable platform,
Scanning platform is controlled movable by motor.
3. a kind of desk top scanning with hand mechanism as claimed in claim 2, it is characterised in that: the motor controlling scanning platform movable includes
For controlling the motor of its upper and lower horizontal lifting, and control its servomotor rotated up or down.
4. a kind of desk top scanning with hand mechanism as claimed in claim 3, it is characterised in that: scanning platform both sides are provided with guide rod, scanning
Platform can slide up and down along guide rod under the drive of motor.
5. a kind of desk top scanning with hand mechanism as claimed in claim 2, it is characterised in that: described projector, photographic head are installed in
In scan box, photographic head is just to placing the turntable being scanned article, and scan box is fixedly mounted on scanning platform.
6. a kind of desk top scanning with hand mechanism as claimed in claim 1, it is characterised in that: the grating fringe of described projector projects is
Visible ray or black light.
7. a kind of desk top scanning with hand mechanism as claimed in claim 1, it is characterised in that: described projector projects black and white 2 kinds simultaneously
The vertical raster striped of spaced setting.
8. a kind of desk top scanning with hand mechanism as claimed in claim 1, it is characterised in that: described control module uses microprocessor control
System, is connected with projector, photographic head, each motor respectively, is used for controlling its various actions, and is sent out by the photographed data collected
Give host computer to process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610616811.3A CN106091989A (en) | 2016-07-29 | 2016-07-29 | A kind of desk top scanning with hand mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610616811.3A CN106091989A (en) | 2016-07-29 | 2016-07-29 | A kind of desk top scanning with hand mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106091989A true CN106091989A (en) | 2016-11-09 |
Family
ID=57478345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610616811.3A Pending CN106091989A (en) | 2016-07-29 | 2016-07-29 | A kind of desk top scanning with hand mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN106091989A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107094248A (en) * | 2017-04-25 | 2017-08-25 | 唐相平 | A kind of full print machine for integrating digital photographing scan module and numeral contraposition thermoprint |
| CN107315983A (en) * | 2017-05-09 | 2017-11-03 | 广东康利达物联科技股份有限公司 | One kind, which is weighed, is imaged barcode scanning all-in-one and its control method |
| CN110375674A (en) * | 2019-07-02 | 2019-10-25 | 东莞理工学院 | A kind of vision detection system of precision manufactureing equipment |
| CN110595386A (en) * | 2019-10-12 | 2019-12-20 | 上海理工大学 | Supplementary light filling device of annular and three-dimensional scanner |
| CN115060172A (en) * | 2022-06-15 | 2022-09-16 | 江苏讯达电气有限公司 | Irregular object height measuring device and measuring method thereof |
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| CN1437000A (en) * | 2002-02-09 | 2003-08-20 | 沈阳同联集团高新技术有限公司 | Projecting grating method and device for measuring 3D surface shape of object |
| CN101975558A (en) * | 2010-09-03 | 2011-02-16 | 东南大学 | Rapid three-dimensional measurement method based on color grating projection |
| CN204007541U (en) * | 2014-06-26 | 2014-12-10 | 聊城华诚环保设备科技有限公司 | Photographic-type table top 3D scanner |
| CN105526881A (en) * | 2015-12-18 | 2016-04-27 | 四川大学 | Blade automated detection device based on three-dimensional raster scanning and detection method thereof |
| CN105698707A (en) * | 2014-11-28 | 2016-06-22 | 上海航天动力科技工程有限公司 | Grating three-dimensional profilometer and application thereof |
| CN205898078U (en) * | 2016-07-29 | 2017-01-18 | 浙江迅实科技有限公司 | Desktop scanning mechanism |
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2016
- 2016-07-29 CN CN201610616811.3A patent/CN106091989A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1437000A (en) * | 2002-02-09 | 2003-08-20 | 沈阳同联集团高新技术有限公司 | Projecting grating method and device for measuring 3D surface shape of object |
| CN101975558A (en) * | 2010-09-03 | 2011-02-16 | 东南大学 | Rapid three-dimensional measurement method based on color grating projection |
| CN204007541U (en) * | 2014-06-26 | 2014-12-10 | 聊城华诚环保设备科技有限公司 | Photographic-type table top 3D scanner |
| CN105698707A (en) * | 2014-11-28 | 2016-06-22 | 上海航天动力科技工程有限公司 | Grating three-dimensional profilometer and application thereof |
| CN105526881A (en) * | 2015-12-18 | 2016-04-27 | 四川大学 | Blade automated detection device based on three-dimensional raster scanning and detection method thereof |
| CN205898078U (en) * | 2016-07-29 | 2017-01-18 | 浙江迅实科技有限公司 | Desktop scanning mechanism |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107094248A (en) * | 2017-04-25 | 2017-08-25 | 唐相平 | A kind of full print machine for integrating digital photographing scan module and numeral contraposition thermoprint |
| CN107315983A (en) * | 2017-05-09 | 2017-11-03 | 广东康利达物联科技股份有限公司 | One kind, which is weighed, is imaged barcode scanning all-in-one and its control method |
| CN110375674A (en) * | 2019-07-02 | 2019-10-25 | 东莞理工学院 | A kind of vision detection system of precision manufactureing equipment |
| CN110595386A (en) * | 2019-10-12 | 2019-12-20 | 上海理工大学 | Supplementary light filling device of annular and three-dimensional scanner |
| CN115060172A (en) * | 2022-06-15 | 2022-09-16 | 江苏讯达电气有限公司 | Irregular object height measuring device and measuring method thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161109 |
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| RJ01 | Rejection of invention patent application after publication |