CN205262456U - Measurement device for space angle in jumbo size space - Google Patents
Measurement device for space angle in jumbo size space Download PDFInfo
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- CN205262456U CN205262456U CN201521112948.2U CN201521112948U CN205262456U CN 205262456 U CN205262456 U CN 205262456U CN 201521112948 U CN201521112948 U CN 201521112948U CN 205262456 U CN205262456 U CN 205262456U
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- optical axis
- axis direction
- regulator
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- measured
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Abstract
The utility model provides a measurement device for space angle in jumbo size space, include the survey control device and set up at the epaxial level crossing adapter that awaits measuring, the survey control device includes: the target transceiver, it is continuous with the input of controller, the optical axis is transferred to the ware, links to each other with the controller, can adjust the optical axis direction of survey control device, attitude sensor links to each other with the controller, the gesture angle of measurable quantity survey control device in measuring reference coordinate system, controller, its input transfer the output to the ware to link to each other with the output of target transceiver, attitude sensor's output and optical axis respectively, and its output transfers the input to the ware to link to each other with the optical axis. The utility model discloses transfer at level crossing adapter, optical axis and guaranteed measurement accuracy under the common cooperation to ware and controller, because it has compromise simultaneously that measuring range is big, measurement of efficiency is high and the performance of aspect such as portability to the cost is lower, is fit for using widely in the field measurement outside.
Description
Technical field
The utility model relates to a kind of measurement mechanism of space angle, especially relates to the measurement mechanism of the space angle in a kind of large scale space.
Background technology
In the fields such as industry, national defence, often need under large scale steric requirements, carry out in-site measurement to two antarafacial axis angles, for example, in large-scale workpiece assembling process or all need to carry out at the scene the measurement of space angle in the large conforming calibration process of spacing multi-axial cord. In these on-the-spot angular surveying, distance between measurand can reach several meters of rice even up to a hundred, the common reference of measuring is because measurand apart from each other is difficult to be established, and in measuring process, be inconvenient to be moved because the volume and weight of measurand all causes more greatly it, increased the measurement difficulty of Space Angle.
At present, Space Angle in large scale space is measured and is normally measured based on space characteristics point coordinates, solve its space angle by measuring the coordinate of some characteristic points on tested axis, its measuring method comprises coordinate measuring machine method, many theodolites method, laser tracker method, indoor positioning method and Videogrammetry etc. Wherein, the measurement efficiency of coordinate measuring machine method is higher, highly versatile, but its measuring system is expensive, and can only be at Indoor measurement, and be not easy to carry; The measurement category of theodolite and laser tracker is large, precision is high, but its measurement result is easily affected by the external environment; The precision of indoor positioning method is higher, but it is more expensive to measure cost; The certainty of measurement of Videogrammetry is higher, measurement category is wide, but its cost is higher. Comprehensive above measuring method, they are very difficult meets that measurement category is large, certainty of measurement is high simultaneously, good portability and the low requirement of cost, can only select suitable measuring method according to actual measurement demand.
Utility model content
The purpose of this utility model is just to provide the measurement mechanism of the space angle in a kind of large scale space, can not meet that measurement category is large, certainty of measurement is high, good portability and the low requirement of cost to solve existing angle measurement unit simultaneously.
The utility model is achieved in that the measurement mechanism of the space angle in a kind of large scale space, comprises measuring and controlling and is arranged on the level crossing adapter on axle to be measured;
Target transceiver, be connected with the input of controller, can project the cross-graduation image being reflected back from axle to be measured receiving after the cross-graduation image having collimated to axle to be measured and whether overlap and verify that whether parallel the axis of axle to be measured is with described measuring and controlling optical axis with the imaging surface geometric center of described measuring and controlling by observing it;
Optical axis direction-regulator, is connected with controller, can adjust the optical axis direction of described measuring and controlling;
Attitude transducer, is connected with controller, can measure the attitude angle of described measuring and controlling in witness mark coordinate system; And
Controller, its input is connected with the output of described optical axis direction-regulator with the output of the output of described target transceiver, described attitude transducer respectively, its output is connected with the input of described optical axis direction-regulator, the image that receives according to described target transceiver generates control instruction and drives optical axis direction-regulator, the space vector coordinate of the axis that the measurement data that simultaneously can transmit according to described attitude transducer and described optical axis direction-regulator is calculated axle to be measured in witness mark coordinate system.
Described controller comprises:
Video processing module, is connected with described target transceiver, the image receiving for the treatment of described target transceiver;
Controlled quentity controlled variable computing module, is connected between described video processing module and described optical axis direction-regulator, generates control instruction to drive described optical axis direction-regulator for the data that described video processing module is transmitted; And
Vectorial coordinate computing module, is connected between described attitude transducer and described optical axis direction-regulator, for the treatment of the measurement data of encoder in described attitude transducer and described optical axis direction-regulator to calculate the space vector coordinate of axle to be measured.
Described level crossing adapter comprises:
Plane mirror; And
Mount pad, for connecting described plane mirror and axle to be measured;
Described mount pad parallel with the minute surface of described plane mirror with joint face described axle to be measured.
The utility model comprises measuring and controlling and is arranged on the level crossing adapter on axle to be measured, level crossing adapter is arranged on the end face of axle to be measured, before measurement space angle, ensure that by measuring and controlling and the acting in conjunction of plane adaptive mirror the optical axis of measuring and controlling and the axis of axle to be measured are in parastate, improve the precision of measuring, reduced measure error. Measuring and controlling comprises target transceiver, optical axis direction-regulator, attitude transducer and controller, before measurement, the image that controller can receive target transceiver is processed, and generates control instruction driving optical axis direction-regulator so that the axis of the optical axis of measuring and controlling and axle to be measured is adjusted into parastate according to its deal with data to image. In the time carrying out the measurement of Space Angle, controller can fast processing attitude transducer and optical axis direction-regulator in the measurement data of encoder, and calculate the axis of axle to be measured at the space vector coordinate of witness mark coordinate system according to attitude transducer and optical axis measurement data that direction-regulator transmits.
Space Angle measurement mechanism of the present utility model has the advantage that volume is little, quality light, be easy to carry about with one, in this measurement mechanism, under the common cooperation of level crossing adapter, optical axis direction-regulator and controller, ensure certainty of measurement, reduce measure error, be very easy to survey crew and in field measurement, use outside. Because it has taken into account the performance that measurement category is large, measure the aspects such as efficiency is high and portable simultaneously, and cost is lower, is adapted at promoting the use of in outer field measurement.
Brief description of the drawings
Fig. 1 is instrumentation plan of the present utility model.
Fig. 2 is structural representation of the present utility model.
In figure: 1, measuring and controlling; 2, level crossing adapter; 2-1, plane mirror; 2-2, mount pad; 3-1, measured axis; 3-2, reference axis; 4, target transceiver; 5, optical axis direction-regulator; 6, attitude transducer, 7, controller, 7-1, video processing module; 7-2, controlled quentity controlled variable computing module; 7-3, vectorial coordinate computing module; 8, witness mark coordinate system.
Detailed description of the invention
As depicted in figs. 1 and 2, the measurement mechanism of the space angle in the large scale space in the utility model comprises measuring and controlling 1 and is arranged on the level crossing adapter 2 on axle to be measured. Axle to be measured comprises measured axis 3-1 and as with reference to the reference axis 3-2 of coordinate system benchmark. Measuring and controlling 1 comprises target transceiver 4, optical axis direction-regulator 5, attitude transducer 6 and the controller 7 of the portion of setting within it. Target transceiver 4 is arranged on the inside of measuring and controlling 1, comprise visible light source, cross-graduation target plate, colimated light system and CCD image device, visible light source sends visible ray and forms cross-graduation image through cross-graduation target plate, is then directional light through colimated light system collimation. Optical axis direction-regulator 5 has two kinds of versions: structure one is that optical axis direction-regulator 5 is arranged in the light path of target transceiver 4, comprise two level crossings, servomotor and encoder, the mutually orthogonal installation of yawing axis of two level crossings, by driven by servomotor two level crossing deflections, realize the optical axis direction adjustment of measurement mechanism by controlling the deflection of two level crossings; Structure two is for supporting the biaxial stabilization platform of target transceiver 4, biaxial stabilization platform comprises two axle movement framework, servomotor and the encoder of horizontal direction for adjusting optical axis and vertical direction motion, by the deflection of driven by servomotor biaxial stabilization platform, realize the optical axis direction adjustment of measurement mechanism by controlling the deflection of biaxial stabilization platform. The angle of the optical axis deflection of measuring and controlling 1 can record by encoder. Attitude transducer 6 comprises gyroscope and the accessory circuit of three orthogonal settings of sensitive axes. Level crossing adapter 2 comprises plane mirror 2-1 and mount pad 2-2 for being connected plane mirror 2-1 and axle to be measured, and mount pad 2-2 parallel with the minute surface of plane mirror 2-1 with joint face axle to be measured. Plane mirror 2-1 is for reflecting the cross-graduation image of the collimation that target transceiver 4 projects, and mount pad 2-2 is for connect plane mirror 2-1 also to ensure that the optical axis of plane mirror 2-1 and the axis of axle to be measured are parallel with axle to be measured simultaneously.
Target transceiver 4 is connected with the input of controller 7, can project the cross-graduation image being reflected back from axle to be measured receiving after the cross-graduation image having collimated to axle to be measured and whether overlaps and verify that whether parallel the axis of axle to be measured is with measuring and controlling 1 optical axis with the imaging surface geometric center of measuring and controlling 1 by observing it. Optical axis direction-regulator 5 is connected with controller 7, can adjust the optical axis direction of measuring and controlling 1. Attitude transducer 6 is connected with controller 7, can measure the attitude angle of measuring and controlling 1 in witness mark coordinate system. Controller 7 comprises video processing module 7-1, controlled quentity controlled variable computing module 7-2 and vectorial coordinate computing module 7-3. Video processing module 7-1 is connected with target transceiver 4, the image receiving for the treatment of target transceiver 4. Controlled quentity controlled variable computing module 7-2 is connected between video processing module 7-1 and optical axis direction-regulator 4, generates control instruction to drive optical axis direction-regulator 5 for the data that video processing module 7-1 is transmitted. Vectorial coordinate computing module 7-3 is connected between attitude transducer 6 and optical axis direction-regulator 5, for the treatment of the measurement data of encoder in attitude transducer 6 and optical axis direction-regulator 5 to calculate the space vector coordinate of axle to be measured. The input of controller 7 is connected with the output of optical axis direction-regulator 5 with the output of target transceiver 4, the output of attitude transducer 6 respectively, its output is connected with the input of optical axis direction-regulator 5, the image that receives according to target transceiver 4 generates control instruction and drives optical axis direction-regulator 5, the space vector coordinate of the axis that the measurement data that simultaneously can transmit according to attitude transducer 6 and optical axis direction-regulator 5 is calculated axle to be measured in witness mark coordinate system.
Claims (3)
1. a measurement mechanism for the space angle in large scale space, is characterized in that, comprises measuring and controlling and is arranged on the level crossing adapter on axle to be measured;
Described measuring and controlling comprises:
Target transceiver, be connected with the input of controller, can project the cross-graduation image being reflected back from axle to be measured receiving after the cross-graduation image having collimated to axle to be measured and whether overlap and verify that whether parallel the axis of axle to be measured is with described measuring and controlling optical axis with the imaging surface geometric center of described measuring and controlling by observing it;
Optical axis direction-regulator, is connected with controller, can adjust the optical axis direction of described measuring and controlling;
Attitude transducer, is connected with controller, can measure the attitude angle of described measuring and controlling in witness mark coordinate system; And
Controller, its input is connected with the output of described optical axis direction-regulator with the output of the output of described target transceiver, described attitude transducer respectively, its output is connected with the input of described optical axis direction-regulator, the image that receives according to described target transceiver generates control instruction and drives optical axis direction-regulator, the space vector coordinate of the axis that the measurement data that simultaneously can transmit according to described attitude transducer and described optical axis direction-regulator is calculated axle to be measured in witness mark coordinate system.
2. the measurement mechanism of the space angle in large scale according to claim 1 space, is characterized in that, described controller comprises:
Video processing module, is connected with described target transceiver, the image receiving for the treatment of described target transceiver;
Controlled quentity controlled variable computing module, is connected between described video processing module and described optical axis direction-regulator, generates control instruction to drive described optical axis direction-regulator for the data that described video processing module is transmitted; And
Vectorial coordinate computing module, is connected between described attitude transducer and described optical axis direction-regulator, for the treatment of the measurement data of encoder in described attitude transducer and described optical axis direction-regulator to calculate the space vector coordinate of axle to be measured.
3. the measurement mechanism of the space angle in large scale according to claim 1 space, is characterized in that, described level crossing adapter comprises:
Plane mirror; And
Mount pad, for connecting described plane mirror and axle to be measured;
Described mount pad parallel with the minute surface of described plane mirror with joint face described axle to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521112948.2U CN205262456U (en) | 2015-12-29 | 2015-12-29 | Measurement device for space angle in jumbo size space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521112948.2U CN205262456U (en) | 2015-12-29 | 2015-12-29 | Measurement device for space angle in jumbo size space |
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| CN205262456U true CN205262456U (en) | 2016-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521112948.2U Expired - Fee Related CN205262456U (en) | 2015-12-29 | 2015-12-29 | Measurement device for space angle in jumbo size space |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105526907A (en) * | 2015-12-29 | 2016-04-27 | 中国人民解放军总装备部军械技术研究所 | Measuring device and measuring method for space angle in large-size space |
| CN106918447A (en) * | 2017-05-15 | 2017-07-04 | 中国人民解放军63908部队 | Target automatic direction regulating formula plain shaft parallelism detection method and device |
| CN114354205A (en) * | 2021-07-19 | 2022-04-15 | 襄阳达安汽车检测中心有限公司 | Calibration device for protrusion-free steering wheel area inside passenger car |
-
2015
- 2015-12-29 CN CN201521112948.2U patent/CN205262456U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105526907A (en) * | 2015-12-29 | 2016-04-27 | 中国人民解放军总装备部军械技术研究所 | Measuring device and measuring method for space angle in large-size space |
| CN105526907B (en) * | 2015-12-29 | 2018-06-26 | 中国人民解放军总装备部军械技术研究所 | The measuring device and measuring method of the space angle in large scale space |
| CN106918447A (en) * | 2017-05-15 | 2017-07-04 | 中国人民解放军63908部队 | Target automatic direction regulating formula plain shaft parallelism detection method and device |
| CN114354205A (en) * | 2021-07-19 | 2022-04-15 | 襄阳达安汽车检测中心有限公司 | Calibration device for protrusion-free steering wheel area inside passenger car |
| CN114354205B (en) * | 2021-07-19 | 2023-08-15 | 襄阳达安汽车检测中心有限公司 | Calibration device for eliminating area of protruding steering wheel in passenger car |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160525 Termination date: 20171229 |
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| CF01 | Termination of patent right due to non-payment of annual fee |