CN106558079A - A kind of panorama camera layout and scaling method for improving depth of field certainty of measurement - Google Patents
A kind of panorama camera layout and scaling method for improving depth of field certainty of measurement Download PDFInfo
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- CN106558079A CN106558079A CN201610904650.8A CN201610904650A CN106558079A CN 106558079 A CN106558079 A CN 106558079A CN 201610904650 A CN201610904650 A CN 201610904650A CN 106558079 A CN106558079 A CN 106558079A
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- track
- panorama camera
- measurement
- pallet
- depth
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/002—Diagnosis, testing or measuring for television systems or their details for television cameras
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a kind of panorama camera layout and scaling method for improving depth of field certainty of measurement, including the first track, second track and telescoping mechanism, first track is located at the outside of the second track, the telescoping mechanism is located at the centre position between the second track, first track is provided with conversion joint, first track and the second track are by changing joint connection, second track is provided with pallet, wherein measured article is positioned on pallet, second track is provided with counting scale near the side of the first track, the scale being vertically arranged is provided between the peak and the second track of first track, the telescoping mechanism includes fixing bracket body, adjust support body, drive component and placement plate, wherein drive component and regulation support body are respectively positioned in fixing bracket body.The present invention is reasonable in design, improves motility and certainty of measurement that panorama camera is demarcated, facilitates the depth of field direction between panorama camera and tested article to demarcate, simplify the flow process of calculating.
Description
Technical field
The present invention relates to camera technical field of visual measurement, more particularly to a kind of panorama camera for improving depth of field certainty of measurement
Layout and scaling method.
Background technology
At present, camera is in imaging process, the quality of imaging by the resolution of camera, optical distortion affected and under
Drop, the high-precision demarcation of camera is that measuring system completes the requisite link of task, and the precision of camera calibration result governs
The precision of systematic survey.Different neighborhoods has larger difference due to the scaling method for being affected and adopting by different factors
It is different.Field of machine vision is due to adopting general CCD as image device, it is impossible to knows its inner parameter exactly, and has
There is the characteristic that large change occurs with the passage of time, one time field of machine vision camera ground is demarcated and faces more difficulty.
The characteristics of camera calibration of field of machine vision has following：The spatial resolution of camera is typically than relatively low；The camera one for using
As have larger distortion；There is larger alignment error in camera components；Demarcate by factors such as optical system aberration, the depth of field
Affect and cause the edge of calibration mode to produce certain obscuring.Traditional scaling method majority is controlling by mobile camera
System, due to being affected by lens distortion, the straight line of intersection is not straight line on imaging plane, therefore obtained by the method
The positioning precision of angle point is subject to large effect.
The content of the invention
The invention aims to shortcoming present in prior art is solved, and a kind of depth of field that improves for proposing measures essence
The panorama camera layout of degree and scaling method.
To achieve these goals, present invention employs following technical scheme：
A kind of panorama camera layout for improving depth of field certainty of measurement, including the first track, the second track and telescoping mechanism, described the
One track is located at the outside of the second track, and the telescoping mechanism is located at the centre position between the second track, first track
Conversion joint is provided with, first track and the second track are provided with pallet by changing joint connection, second track,
Wherein measured article is positioned on pallet, and second track is provided with counting scale near the side of the first track, and described
The scale being vertically arranged is provided between the peak of one track and the second track, the telescoping mechanism includes fixing bracket body, adjusts
Support body, drive component and placement plate, wherein fixing bracket body are cavity structure, and drive component and regulation support body are respectively positioned on fixing bracket body
It is interior, adjust support body and be slidably connected with the inwall of fixing bracket body, drive component includes gear, tooth bar and rotary electric machine, the gear
On the output shaft of rotary electric machine, the gear and tooth bar are meshed, and the tooth bar is fixedly connected with support body is adjusted, described to put
Put plate and be located at the top for adjusting support body, wherein the top for placing plate is additionally provided with panorama camera.
Preferably, first track is circular configuration, and second track is square structure, and wherein panorama camera is located at
The home position of the first track.
Preferably, the direction of motion of first track and the second track is identical.
Preferably, the part in the conversion joint is located on the second track, and the pallet is near the side of the first track
Bottom is provided with draw-in groove, and draw-in groove is engaged with conversion joint.
A kind of panorama camera scaling method for improving depth of field certainty of measurement, comprises the following steps：
S1：Measured article is first positioned over the top of pallet, panorama camera is positioned on placement plate, adjusts telescoping mechanism：Open
Dynamic rotary electric machine drives pinion rotation, and then does vertical direction stretching motion by gear driven tooth bar, adjusts the height for placing plate
Degree；
S2：Second track first drives pallet to move, when panorama camera demarcation apart from it is too small when, pallet is moved to conversion joint
Change to the first track, otherwise pallet reconvert is moved to the second track；
S3：Determine that using scale and counting scale the depth of field direction between panorama camera and tested article is demarcated respectively.
Preferably, in the S1, tooth bar vertical direction is arranged in fixing bracket body, and the inwall of tooth bar and fixing bracket body is slided
Dynamic connection.
Preferably, in the S2, the direction motion of the first track and the second track is identical.
The invention has the beneficial effects as follows：By the position adjustments for adjusting support body vertical direction in the fixing bracket body, facilitate band
The dynamic height adjustment to panorama camera, while be provided separately using the first track and the second track, according to the demarcation of panorama camera
Distance freely changes the movement locus of pallet using conversion joint, and then facilitates the depth of field side between panorama camera and tested article
To demarcation, the flow process of calculating is simplified, certainty of measurement is improve.The present invention is reasonable in design, improves the flexible of panorama camera demarcation
Property and certainty of measurement, facilitate the depth of field direction between panorama camera and tested article to demarcate, simplify the flow process of calculating.
Description of the drawings
Fig. 1 is that a kind of panorama camera layout of raising depth of field certainty of measurement proposed by the present invention is shown with the structure of scaling method
It is intended to.
In figure：1 first track, 2 second tracks, 3 pallets, 4 scales, 5 counting scales, 6 conversion joints, 7 telescoping mechanisms, 8
Panorama camera.
Specific 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, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.
Embodiment
With reference to Fig. 1, the panorama camera layout and scaling method of a kind of raising depth of field certainty of measurement are a kind of to improve depth of field measurement
The panorama camera layout of precision, including the first track 1, the second track 2 and telescoping mechanism 7, the first track 1 are located at the second track 2
Outside, telescoping mechanism 7 be located at the second track 2 between centre position, the first track 1 be provided with conversion joint 6, the first track
1 is connected by changing joint 6 with the second track 2, and the second track 2 is provided with pallet 3, wherein measured article is positioned over pallet 3
On, the second track 2 is provided with counting scale 5 near the side of the first track 1, between the peak of the first track 1 and the second track 2
The scale 4 being vertically arranged is provided with, telescoping mechanism 7 includes fixing bracket body, adjusts support body, drive component and place plate, wherein fixing
Support body is cavity structure, drive component and adjusts support body and is respectively positioned in fixing bracket body, and the inwall for adjusting support body with fixing bracket body is slided
Dynamic connection, drive component include gear, tooth bar and rotary electric machine, and gear is located on the output shaft of rotary electric machine, gear and tooth bar
It is meshed, tooth bar is fixedly connected with support body is adjusted, places plate and be located at the top for adjusting support body, wherein the top for placing plate is additionally provided with
Panorama camera 8.
A kind of panorama camera scaling method for improving depth of field certainty of measurement, comprises the following steps：
S1：Measured article is first positioned over the top of pallet 3, panorama camera 8 is positioned on placement plate, adjusts telescoping mechanism 7：
Start rotary electric machine and drive pinion rotation, and then vertical direction stretching motion is done by gear driven tooth bar, adjust and place plate
Highly；
S2：Second track 2 first drives pallet 3 to move, when panorama camera 8 demarcation apart from it is too small when, pallet 3 be moved to conversion close
Save, otherwise 3 reconvert of pallet is moved to the second track 2；
S3：Determine that using scale 4 and counting scale 5 depth of field direction between panorama camera 8 and tested article is demarcated respectively.
Wherein the first track 1 is circular configuration, and the second track 2 is square structure, and panorama camera 8 is located at the first track 1
Home position, the first track 1 is identical with the direction of motion of the second track 2, and the part for changing joint 6 is located at the second track 2
On, pallet 3 is provided with draw-in groove near the side bottom of the first track 1, and draw-in groove is engaged with conversion joint 6, tooth bar vertical direction
It is arranged in fixing bracket body, and tooth bar is slidably connected with the inwall of fixing bracket body, the direction fortune of the first track 1 and the second track 2
It is dynamic identical.Rotated by rotary electric machine drive gear, and then the motion with carry-over bar vertical direction, support body is adjusted in fixing bracket body
The position adjustments of interior vertical direction, the convenient height adjustment driven to panorama camera 8, while utilizing the first track 1 and the second rail
Road 2 is provided separately, according to the movement locus that distance freely changes pallet 3 using conversion joint 6 of demarcating of panorama camera 8, and then
Facilitate the depth of field direction between panorama camera and tested article to demarcate, simplify the flow process of calculating, improve certainty of measurement.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept equivalent or change in addition, should all be included within the scope of the present invention.
Claims (7)
1. a kind of panorama camera layout for improving depth of field certainty of measurement, including the first track（1）, the second track（2）And telescopic machine
Structure（7）, it is characterised in that first track（1）Positioned at the second track（2）Outside, the telescoping mechanism（7）Positioned at second
Track（2）Between centre position, first track（1）It is provided with conversion joint（6）, first track（1）With second
Track（2）By changing joint（6）Connection, second track（2）It is provided with pallet（3）, wherein measured article is positioned over
Pallet（3）On, second track（2）Near the first track（1）Side be provided with counting scale（5）, first track（1）
Peak and the second track（2）Between be provided with the scale being vertically arranged（4）, the telescoping mechanism（7）Including fixing bracket body, adjust
Section support body, drive component and placement plate, wherein fixing bracket body are cavity structure, and drive component and regulation support body are respectively positioned on fixed mount
In vivo, adjust support body to be slidably connected with the inwall of fixing bracket body, drive component includes gear, tooth bar and rotary electric machine, the tooth
On the output shaft of rotary electric machine, the gear and tooth bar are meshed wheel, and the tooth bar is fixedly connected with support body is adjusted, described
Place plate and be located at the top for adjusting support body, wherein the top for placing plate is additionally provided with panorama camera（8）.
2. a kind of panorama camera layout for improving depth of field certainty of measurement according to claim 1, it is characterised in that described the
One track（1）For circular configuration, second track（2）For square structure, wherein panorama camera（8）Positioned at the first track（1）
Home position.
3. a kind of panorama camera layout for improving depth of field certainty of measurement according to claim 1, it is characterised in that described the
One track（1）With the second track（2）The direction of motion it is identical.
4. it is according to claim 1 it is a kind of improve depth of field certainty of measurement panorama camera layout, it is characterised in that described turn
Change joint（6）A part be located at the second track（2）On, the pallet（3）Near the first track（1）Side bottom be provided with card
Groove, and draw-in groove and conversion joint（6）It is engaged.
5. it is a kind of improve depth of field certainty of measurement panorama camera scaling method, it is characterised in that comprise the following steps：
S1：Measured article is positioned over into pallet first（3）Top, panorama camera（8）It is positioned on placement plate, adjusts telescopic machine
Structure（7）：Start rotary electric machine and drive pinion rotation, and then vertical direction stretching motion is done by gear driven tooth bar, regulation is put
Put the height of plate；
S2：Second track（2）Pallet is driven first（3）It is mobile, work as panorama camera（8）Demarcation apart from it is too small when, pallet（3）It is mobile
To conversion joint（6）Place's conversion is to the first track（1）On, otherwise pallet（3）Reconvert is to the second track（2）Upper movement；
S3：Using scale（4）And counting scale（5）Panorama camera is determined respectively（8）Depth of field direction sign between tested article
It is fixed.
6. it is according to claim 5 it is a kind of improve depth of field certainty of measurement panorama camera scaling method, it is characterised in that institute
State in S1, tooth bar vertical direction is arranged in fixing bracket body, and tooth bar is slidably connected with the inwall of fixing bracket body.
7. it is according to claim 5 it is a kind of improve depth of field certainty of measurement panorama camera scaling method, it is characterised in that institute
State in S2, the first track（1）With the second track（2）Direction motion it is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610904650.8A CN106558079B (en) | 2016-10-18 | 2016-10-18 | A kind of the panorama camera layout and scaling method of raising depth of field measurement accuracy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610904650.8A CN106558079B (en) | 2016-10-18 | 2016-10-18 | A kind of the panorama camera layout and scaling method of raising depth of field measurement accuracy |
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| Publication Number | Publication Date |
|---|---|
| CN106558079A true CN106558079A (en) | 2017-04-05 |
| CN106558079B CN106558079B (en) | 2019-07-26 |
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| CN201610904650.8A Active CN106558079B (en) | 2016-10-18 | 2016-10-18 | A kind of the panorama camera layout and scaling method of raising depth of field measurement accuracy |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1531333A (en) * | 2003-03-10 | 2004-09-22 | 力捷电脑股份有限公司 | Depth focus adjusting and measuring device |
| CN105225224A (en) * | 2015-08-30 | 2016-01-06 | 大连理工大学 | Improve arrangements of cameras and the scaling method of depth of field measuring accuracy |
| CN105701837A (en) * | 2016-03-21 | 2016-06-22 | 完美幻境(北京)科技有限公司 | Geometric calibration processing method and apparatus for camera |
| CN205350765U (en) * | 2016-01-21 | 2016-06-29 | 成都华臻科技有限公司 | Support arrangement for but visual device location of automatic adjustment |
-
2016
- 2016-10-18 CN CN201610904650.8A patent/CN106558079B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1531333A (en) * | 2003-03-10 | 2004-09-22 | 力捷电脑股份有限公司 | Depth focus adjusting and measuring device |
| CN105225224A (en) * | 2015-08-30 | 2016-01-06 | 大连理工大学 | Improve arrangements of cameras and the scaling method of depth of field measuring accuracy |
| CN205350765U (en) * | 2016-01-21 | 2016-06-29 | 成都华臻科技有限公司 | Support arrangement for but visual device location of automatic adjustment |
| CN105701837A (en) * | 2016-03-21 | 2016-06-22 | 完美幻境(北京)科技有限公司 | Geometric calibration processing method and apparatus for camera |
Non-Patent Citations (3)
| Title |
|---|
| DAVIDE SCARAMUZZA ETC: "A Flexible Technique for Accurate Omnidirectional Camera Calibration and", 《PROCEEDINGS OF THE FOURTH IEEE INTERNATIONAL CONFERENCE ON COMPUTER VISION SYSTEMS》 * |
| 吴凡路等: "基于圆形标志点的深空探测全景相机标定方法", 《光学学报》 * |
| 杨振等: "固连于可控旋转平台相机的外参标定", 《实验力学》 * |
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| Publication number | Publication date |
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| CN106558079B (en) | 2019-07-26 |
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