CN104792315A - Line-surface-mixed CCD focal plane splicing system for three-dimensional mapping camera - Google Patents
Line-surface-mixed CCD focal plane splicing system for three-dimensional mapping camera Download PDFInfo
- Publication number
- CN104792315A CN104792315A CN201510147552.XA CN201510147552A CN104792315A CN 104792315 A CN104792315 A CN 104792315A CN 201510147552 A CN201510147552 A CN 201510147552A CN 104792315 A CN104792315 A CN 104792315A
- Authority
- CN
- China
- Prior art keywords
- focal plane
- splicing
- array ccd
- line
- spliced
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C11/00—Photogrammetry or videogrammetry, e.g. stereogrammetry; Photographic surveying
- G01C11/02—Picture taking arrangements specially adapted for photogrammetry or photographic surveying, e.g. controlling overlapping of pictures
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a line-surface-mixed CCD focal plane splicing system for a three-dimensional mapping camera and belongs to the technical field of spatial optical remote sensing. The system comprises a splicing microscope, a microscope display device, a focal plane assembly to be spliced, a splicing tool, a two-dimensional adjustment table and a base, wherein the two-dimensional adjustment table is placed on the base; a splicing bracket is placed on the two-dimensional adjustment table; the focal plane assembly to be spliced is placed on the splicing bracket; the splicing microscope and the microscope display device are fixed to the base and are used for observing the focal plane assembly to be spliced. According to the line-surface-mixed CCD focal plane splicing system for the three-dimensional mapping camera, line-surface-mixed CCD focal planes of the three-dimensional mapping camera can be spliced, the position accuracy between a line array CCD and a surface array CCD provided for 5m ground resolution is met, photography measurement without ground control points can be achieved, the requirement on the stability of satellite attitude is reduced, and the mapping accuracy can be improved. The line-surface-mixed CCD focal plane splicing system for the three-dimensional mapping camera plays an important role in the first-generation transmission type three-dimensional Chinese mapping satellite.
Description
Technical field
The invention belongs to space optical remote technical field, be specifically related to the splicing system of tridimensional mapping camera line-face mixed C CD focal plane.
Background technology
Mode transmission stereo mapping satellite is the effective means obtaining global range geospatial information, for the 3 D stereoscopic image of quick obtaining global range, by ground mapping process, implement the accurate three-dimensional location struck target, generate global framework Fundamental Geographic Information System.For the combined operation under global emergent battle and Modern Information based war condition provide geography information guarantee fast, accurately.
Three-linear array stereo mapping camera is the optics useful load of stereo mapping satellite key, be made up of independently three high-precision wire array CCD cameras (facing camera, forward sight camera, rear view camera), keep certain position relationship between three cameras, ground is pushed away and sweeps formation three width and there is certain visual angle and overlapped air strips image.
The main cause that traditional three-linear array CCD camera mapping precision is low is: all triangulation chain compositions that three-linear array CCD course line is " directed moment " by discrete spacing, and in adjustment, special restriction measure be there is no to the integration between many triangulation chains, particularly lack effective interface condition between triangulation chain model.Therefore, in order to improve mapping precision, reduce the requirement of satellite attitude stabilization degree and to realize Pillarless caving photogrammetric with drawing, survey field expert king appoints and enjoys academician and improve traditional three-linear array CCD camera, the focal plane facing camera is designed to line-area array CCD mixed configuration mode, two area array CCDs are set respectively in line array CCD both sides, area array CCD can absorb the interface of aerial adjustment as planimetric coordinates in the directed moment, improves the photogrammetric performance of three-linear array CCD camera.Line-the position relationship of face mixed C CD focal plane to line array CCD and area array CCD has strict requirement, and the present invention is a set of splicing system realizing this line-face mixed C CD focal plane.
Summary of the invention
In order to solve problems of the prior art, the invention provides a kind of tridimensional mapping camera line-face mixed C CD focal plane splicing system, this system achieves line-face mixed C CD focal plane to position relationship requirement high-precision between each CCD.
The technical scheme that technical solution problem of the present invention adopts is as follows:
Tridimensional mapping camera line-face mixed C CD focal plane splicing system, this system comprises: splicing microscope, microscopy device, focal plane subassembly to be spliced, splicing frock, two-dimension adjustment platform and base; Two-dimension adjustment platform is placed on base; Splicing support is placed on two-dimension adjustment platform, and focal plane subassembly to be spliced is placed on splicing support; Splicing microscope and microscopy device are fixed on base, observe focal plane subassembly to be spliced.
The invention has the beneficial effects as follows: the present invention can realize the splicing of tridimensional mapping camera line-face mixed C CD focal plane, meet the positional precision between the line array CCD of 5m ground resolution proposition, area array CCD, and Pillarless caving can be realized carry out photogrammetric, reduce the requirement to satellite attitude stabilization degree, can mapping precision be improved.For China's first generation mode transmission stereo mapping satellite, there is very important value.
Accompanying drawing explanation
Fig. 1 tridimensional mapping camera of the present invention line-face mixed C CD focal plane splicing system focal plane subassembly line array CCD to be spliced and area array CCD location diagram.
Fig. 2 tridimensional mapping camera line of the present invention-face mixed C CD focal plane splicing system composition schematic diagram.
Frock front sectional view is spliced in Fig. 3 the present invention.
Frock vertical view is spliced in Fig. 4 the present invention.
Frock AA cut-open view is spliced in Fig. 5 the present invention.
In figure: 1, splice microscope, 2, microscopy device, 3, focal plane subassembly to be spliced, 4, splicing frock, 5, two-dimension adjustment platform, 6, base, 7, splicing tooling bracket, 8, focal plane subassembly support, 9, area array CCD adjustment supports, 10, tooling base is spliced, 11, line array CCD Y-direction moves adjusting nut, 12, focal plane subassembly adjusting nut; 13, line array CCD Z-direction rotates adjusting nut, 14, focal plane subassembly adjusting lever, 15, focal plane subassembly adjusting seat, 16, focal plane subassembly image planes substrate, 17, area array CCD reconditioning pad, 18, area array CCD mount pad, 19, area array CCD, 20, area array CCD pressing plate, 21, line array CCD, 22, line array CCD pressing plate, 23, area array CCD adjusting pole, 24, area array CCD adjustment sleeve and 25, area array CCD adjusting nut.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further details.
As shown in Figure 1, area array CCD 24 first row pixel and line array CCD 21 first image space-between are 5.2mm, and the center distance in the Y direction of area array CCD 24 is 62.86mm, and area array CCD 24 center and line array CCD 21 center are 15.964mm in the distance of X-direction.
In order to meet the requirement of mapping precision, to the requirement of the splicing focal plane subassembly of tridimensional mapping camera line-face mixed C CD focal plane be:
1, the 5 photosensitive first coplane degree of CCD: 0.005mm;
2, the rectilinearity of line array CCD 21 pixel array: 0.002mm;
3, the collimation of area array CCD 24 pixel array and line array CCD 21 pixel array: 0.002mm;
4, area array CCD 24 and line array CCD 21 positional precision of splicing: ± 0.015mm.
Tridimensional mapping camera line-face mixed C CD focal plane splicing system, as shown in Figure 2, the present invention includes splicing microscope 1, microscopy device 2, focal plane subassembly to be spliced 3, splicing frock 4, two-dimension adjustment platform 5 and base 6.Two-dimension adjustment platform 5 is placed on base 6; Splicing frock 4 is fixed by screws on two-dimension adjustment platform 5, and focal plane subassembly 3 to be spliced is fixed by screws in splicing frock 4; Splicing microscope 1 and microscopy device 2 are fixed on base 6, observe focal plane subassembly 3 to be spliced.
As shown in Figures 3 to 5, splicing frock comprises: splicing tooling bracket 7, focal plane subassembly supports 8, area array CCD adjustment support 9, splicing tooling base 10, line array CCD Y-direction moves adjusting nut 11, focal plane subassembly adjusting nut 12, line array CCD Z-direction rotates adjusting nut 13, focal plane subassembly adjusting lever 14, focal plane subassembly adjusting seat 15, focal plane subassembly image planes substrate 16, area array CCD reconditioning pad 17, area array CCD mount pad 18, area array CCD 19, area array CCD pressing plate 20, line array CCD 21, line array CCD pressing plate 22, area array CCD adjusting pole 23, area array CCD adjustment sleeve 24 and area array CCD adjusting nut 25.Splicing tooling bracket 7 is sitting on splicing tooling base 10; Focal plane subassembly supports 8 and is fixed on splicing tooling bracket 7 by focal plane subassembly adjusting seat 15, and area array CCD adjustment support 9 is fixed on focal plane subassembly and supports on 8; Focal plane subassembly 3 to be spliced is fixedly connected with two, left and right focal plane subassembly adjusting lever 14, realizes the unitary rotation of focal plane subassembly 3 to be spliced in Z-direction by focal plane subassembly adjusting nut 12; Move adjusting nut 11 and line array CCD Z-direction by line array CCD Y-direction to rotate adjusting nut 13 and adjust line array CCD 21 and move adjustment and Z-direction rotation relative to the Y-direction of focal plane subassembly 3 to be spliced; By regulating four the area array CCD adjusting nuts 25 be arranged on area array CCD adjusting pole 23, make corresponding area array CCD adjusting pole 23 and area array CCD adjustment sleeve 24 link respectively, and then the Z-direction completing four area array CCD assemblies on focusing plane assembly rotate adjustment.
Wherein, splicing microscope 1 enlargement ratio is 30 times, and the vertical movement resolution of microscope is 0.001mm.The movement resolution 0.001mm of two-dimension adjustment platform 5X, Y both direction, stroke meets focal plane subassembly 3 to be spliced and splices requirement.At splicing microscope 1 time, by adjustment focal plane subassembly adjusting lever 14, the line array CCD 21 ensureing on focal plane subassembly 3 to be spliced splices benchmark and Y-direction, and to adjust platform parallel, and precision meets 0.002mm.
Splicing frock 4 on two-dimension adjustment platform 5, focal plane subassembly 3 to be spliced is in splicing frock 4, in the process of trip bolt, by repairing the installed surface grinding line array CCD 21 on focal plane subassembly image planes substrate 16, and move adjusting nut 11 and Z-direction by line array CCD Y-direction and rotate adjusting nut 13 and ensure that line array CCD 21 is arranged on focal plane subassembly image planes substrate 16 according to splicing requirement; Grind area array CCD reconditioning pad 17 by repairing, and by area array CCD mount pad 18, with photosensitive yuan of the line array CCD 21 spliced for benchmark, according to splicing requirement, splice 4 area array CCDs 19 successively.
The overall work process of focal plane subassembly splicing system is described below:
(1) package system adjust the assembled benchmark of focal plane subassembly:
Splicing frock 4 is fixed by screws on two-dimension adjustment platform 5, and focal plane subassembly 3 to be spliced is fixed by screws in splicing frock 4; In the process of fastening focal plane subassembly 3 to be spliced, focal plane subassembly 3 to be spliced is observed by splicing microscope 1, and by two focal plane subassembly adjusting nuts 12 in operation splicing frock 4, it is parallel that linear CCD assembling techniques benchmark on guarantee focal plane subassembly image planes substrate 16 and Y-direction adjust platform, and precision meets 0.002mm.
(2) line array CCD is spliced:
Repair the line array CCD installed surface ground on focal plane subassembly image planes substrate 16, line array CCD 21 and line array CCD pressing plate 22 are installed and are screwed; In fastener cycle, rotate adjusting nut 13 by adjustment line array CCD Z-direction and ensure that the straight line error of line array CCD 21 pixel array is within 0.002mm, move site error that adjusting nut 11 ensures that area array CCD 19 and line array CCD 21 splice within ± 0.015mm by operation line array CCD Y-direction.
(3) area array CCD is spliced:
Grinding 4 area array CCD reconditioning pads 17 by repairing, ensureing that photosensitive first coplanar error of area array CCD 19 and line array CCD 21 is within 0.005mm; Area array CCD 19 and area array CCD pressing plate 20 are installed and are screwed; In fastener cycle, by operation area array CCD adjusting nut 25, ensure that the Parallel errors of area array CCD 19 pixel array and line array CCD 21 pixel array is within 0.002mm, thus complete the splicing work of focusing plane assembly.
Claims (2)
1. tridimensional mapping camera line-face mixed C CD focal plane splicing system, it is characterized in that, this system comprises: splicing microscope, microscopy device, focal plane subassembly to be spliced, splicing frock, two-dimension adjustment platform and base; Two-dimension adjustment platform is placed on base; Splicing frock is placed on two-dimension adjustment platform, and focal plane subassembly to be spliced is placed in splicing frock; Splicing microscope and microscopy device are fixed on base, observe focal plane subassembly to be spliced.
2. tridimensional mapping camera line according to claim 1-face mixed C CD focal plane splicing system, it is characterized in that, described splicing frock comprises: splicing tooling bracket, splicing tooling base, focal plane subassembly support, area array CCD adjusts support, focal plane subassembly adjusting seat, focal plane subassembly adjusting lever, focal plane subassembly adjusting nut, line array CCD Y-direction move adjusting nut, line array CCD Z-direction rotation adjusting nut, area array CCD adjustment sleeve and area array CCD adjusting nut;
Described splicing tooling bracket is sitting on splicing tooling base; Focal plane subassembly supports and is fixed on splicing tooling bracket by focal plane subassembly adjusting seat, and area array CCD adjustment is supported and fixed on focal plane subassembly and supports; Focal plane subassembly to be spliced is fixedly connected with two, left and right focal plane subassembly adjusting lever, realizes the unitary rotation of focal plane subassembly to be spliced in Z-direction by focal plane subassembly adjusting nut; Move adjusting nut and line array CCD Z-direction by line array CCD Y-direction to rotate adjusting nut adjustment line array CCD and move adjustment and Z-direction rotation relative to the Y-direction of focal plane subassembly; By regulating four the area array CCD adjusting nuts be arranged in area array CCD adjustment support, make corresponding area array CCD adjusting pole and the interlock of area array CCD adjustment sleeve respectively, and then the Z-direction completing four area array CCD assemblies on focusing plane assembly rotates adjustment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510147552.XA CN104792315A (en) | 2015-03-31 | 2015-03-31 | Line-surface-mixed CCD focal plane splicing system for three-dimensional mapping camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510147552.XA CN104792315A (en) | 2015-03-31 | 2015-03-31 | Line-surface-mixed CCD focal plane splicing system for three-dimensional mapping camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104792315A true CN104792315A (en) | 2015-07-22 |
Family
ID=53557315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510147552.XA Pending CN104792315A (en) | 2015-03-31 | 2015-03-31 | Line-surface-mixed CCD focal plane splicing system for three-dimensional mapping camera |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104792315A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105259188A (en) * | 2015-10-29 | 2016-01-20 | 宜兴爱特盟光电科技有限公司 | Area array CCD (Charge Coupled Device) camera and linear array CCD camera combined multi-angle scanning probe |
| CN106767927A (en) * | 2017-01-11 | 2017-05-31 | 长春理工大学 | Multiple degrees of freedom for star chart display device splices adjustment mechanism |
| CN110785077A (en) * | 2019-11-14 | 2020-02-11 | 中国科学技术大学 | Device and method for splicing large focal plane CCD |
| CN112113745A (en) * | 2020-08-31 | 2020-12-22 | 中国科学院长春光学精密机械与物理研究所 | Camera focal plane design and adjustment method with multi-line array detector |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6337736B1 (en) * | 1999-07-23 | 2002-01-08 | Fuji Electric Co., Ltd. | Thermal deformation compensating range finder |
| CN102419207A (en) * | 2011-09-06 | 2012-04-18 | 中国科学院长春光学精密机械与物理研究所 | Spectral plane or focal plane installation and debugging method of hyperspectral imager |
| CN103245334A (en) * | 2013-05-17 | 2013-08-14 | 中国科学院长春光学精密机械与物理研究所 | Splicing implementation device for linear-planar array mixed configuration charge coupled device (CCD) focal surfaces of surveying and mapping camera |
-
2015
- 2015-03-31 CN CN201510147552.XA patent/CN104792315A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6337736B1 (en) * | 1999-07-23 | 2002-01-08 | Fuji Electric Co., Ltd. | Thermal deformation compensating range finder |
| CN102419207A (en) * | 2011-09-06 | 2012-04-18 | 中国科学院长春光学精密机械与物理研究所 | Spectral plane or focal plane installation and debugging method of hyperspectral imager |
| CN103245334A (en) * | 2013-05-17 | 2013-08-14 | 中国科学院长春光学精密机械与物理研究所 | Splicing implementation device for linear-planar array mixed configuration charge coupled device (CCD) focal surfaces of surveying and mapping camera |
Non-Patent Citations (3)
| Title |
|---|
| 吴国栋: "一种三线阵测绘相机CCD像面的装调方法", 《仪器仪表学报》 * |
| 周怀得: "线阵-面阵CCD三线阵立体测绘相机焦平面组件的研制", 《光学精密工程》 * |
| 王智等: "三线阵立体测绘卫星LMCCD相机的实现", 《光机电信息》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105259188A (en) * | 2015-10-29 | 2016-01-20 | 宜兴爱特盟光电科技有限公司 | Area array CCD (Charge Coupled Device) camera and linear array CCD camera combined multi-angle scanning probe |
| CN106767927A (en) * | 2017-01-11 | 2017-05-31 | 长春理工大学 | Multiple degrees of freedom for star chart display device splices adjustment mechanism |
| CN110785077A (en) * | 2019-11-14 | 2020-02-11 | 中国科学技术大学 | Device and method for splicing large focal plane CCD |
| CN110785077B (en) * | 2019-11-14 | 2023-06-16 | 中国科学技术大学 | Device and method for large focal plane CCD (charge coupled device) splicing |
| CN112113745A (en) * | 2020-08-31 | 2020-12-22 | 中国科学院长春光学精密机械与物理研究所 | Camera focal plane design and adjustment method with multi-line array detector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105913439B (en) | A kind of large-field shooting machine scaling method based on laser tracker | |
| CN104613871B (en) | Calibration method of coupling position relationship between micro lens array and detector | |
| CN104792315A (en) | Line-surface-mixed CCD focal plane splicing system for three-dimensional mapping camera | |
| CN103869595B (en) | A kind of method that off-axis three anti-camera focal plane is debug | |
| CN103065303B (en) | A kind of method realizing line-scan digital camera fast and demarcate | |
| CN102538823B (en) | System for detecting matching error of TDICCD (Time Delay and Integration Charge Coupled Device) focal plane different-speed imaging | |
| CN111964694B (en) | Laser range finder calibration method for three-dimensional measurement | |
| CN101498588B (en) | In-orbit monitoring method for 6 freedom change between space three-linear array CCD camera lens | |
| JP3387911B2 (en) | Calibration system and calibration method | |
| CN104240262A (en) | Camera external parameter calibration device and calibration method for photogrammetry | |
| CN108413865B (en) | secondary reflection mirror surface type detection method based on three-dimensional measurement and coordinate system conversion | |
| CN102692214A (en) | Narrow space binocular vision measuring and positioning device and method | |
| CN109238235A (en) | Monocular sequence image realizes rigid body pose parameter continuity measurement method | |
| CN105371827A (en) | Full-functional GNSS stereo camera surveying instrument | |
| CN101644570B (en) | Aerospace three linear array CCD camera vision main point on-rail monitoring method | |
| CN113739765A (en) | Binocular collaborative drop point measurement method without additional control point | |
| CN109000566A (en) | Scanning three-dimensional imaging laser and CCD two-dimensional imaging combination measurement method and device | |
| CN103245334A (en) | Splicing implementation device for linear-planar array mixed configuration charge coupled device (CCD) focal surfaces of surveying and mapping camera | |
| CN110211175B (en) | Method for calibrating space pose of collimated laser beam | |
| CN109612391B (en) | Method for measuring space coordinates of land leveler by using binocular measuring device based on single high-speed camera | |
| CN216523944U (en) | Light pipe combination box | |
| Wu et al. | A novel precise guiding method for visual guiding theodolite measurement in volume space | |
| CN109405635B (en) | Shadow photography station calibration system with vertically orthogonal camera optical axis and debugging method thereof | |
| CN221147639U (en) | Calibration device for line laser measurement system | |
| CN109520477B (en) | High-precision scale factor measuring method based on two-dimensional photography |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150722 |
|
| WD01 | Invention patent application deemed withdrawn after publication |