CN114659445A - Universal multifunctional optical index detection system - Google Patents
Universal multifunctional optical index detection system Download PDFInfo
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- CN114659445A CN114659445A CN202210139152.4A CN202210139152A CN114659445A CN 114659445 A CN114659445 A CN 114659445A CN 202210139152 A CN202210139152 A CN 202210139152A CN 114659445 A CN114659445 A CN 114659445A
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- 230000003287 optical effect Effects 0.000 title claims abstract description 36
- 238000001514 detection method Methods 0.000 title claims abstract description 26
- 238000005259 measurement Methods 0.000 claims description 31
- 238000003384 imaging method Methods 0.000 claims description 9
- 238000012360 testing method Methods 0.000 claims description 9
- 238000004458 analytical method Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000007689 inspection Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013100 final test Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000004297 night vision Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
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Abstract
The invention discloses a universal multifunctional optical index detection system, which is characterized in that a plurality of standard target plates are arranged on a fixed platform, and the positions of a workpiece moving platform and an instrument moving platform are adjusted, so that a measuring instrument can measure different optical indexes of a workpiece to be measured based on different target plates, thereby greatly improving the efficiency of a measuring system.
Description
Technical Field
The invention relates to the technical field of computers, in particular to a universal multifunctional optical index detection system.
Background
The optical index detection is a necessary item in the production, manufacturing and inspection processes of optical-mechanical-electrical integrated products, particularly in the production and inspection of small observation products such as night-vision instruments, sighting instruments and the like, in order to meet the use requirements and the operating distance requirements under special environments, the detection process of partial optical indexes needs to be preposed or tightened, but the test instrument of the existing optical detection device is bound with the target plate, so that if a plurality of indexes of the product need to be detected, the product needs to be sequentially installed on different detection devices for one-to-one test, the detection efficiency is low, and the optical index detection becomes a bottleneck and a weak link in the process of mass production of the product.
Disclosure of Invention
The invention provides a universal multifunctional optical index detection system, which aims to solve the problem of low detection efficiency of a detection device in the prior art.
The invention provides a universal multifunctional optical index detection system, which comprises: the system comprises a preset fixed platform, a CCD camera, a workpiece moving platform, an instrument moving platform and a standard target plate, wherein the workpiece moving platform, the instrument moving platform and the standard target plate are arranged on the preset fixed platform;
the CCD camera is used for imaging and displaying the measurement result of the measuring instrument in real time;
the workpiece moving platform is used for bearing a workpiece to be measured and adjusting the position according to control;
the instrument moving platform is used for bearing the measuring instrument and adjusting the position based on control;
the standard target plates are arranged in a plurality of numbers according to needs, so that the measuring instrument can measure the preset optical index of the workpiece to be measured under the corresponding standard target plates.
Optionally, the system further comprises: a controller;
the controller is further used for controlling and adjusting the positions of the workpiece moving table and the instrument moving table according to the performance to be measured of the workpiece to be measured, so that the measuring instrument can test the preset optical index of the workpiece to be measured under the corresponding standard target plate, and the measuring instrument is controlled to send the measuring result to the CCD camera for real-time imaging display of the measuring result.
Optionally, the workpiece moving stage is configured to bear a workpiece to be measured, and perform position adjustment according to control of the controller;
and the instrument moving platform is used for bearing the measuring instrument and adjusting the position based on the control of the controller.
Optionally, the system further comprises: a position sensor;
the position sensor is used for detecting the position information of the workpiece moving table and the instrument moving table in real time and sending the detected position information of the workpiece moving table and the instrument moving table to the controller, so that the controller can adjust the positions of the workpiece moving table and the instrument moving table in real time.
Optionally, the system further comprises: a drive motor;
the driving motor is used for driving the workpiece moving table and the instrument moving table to perform position adjustment according to the control of the controller, so that the measuring instrument can measure the preset optical index of the workpiece to be measured under the corresponding standard target plate.
Optionally, the preset optical index includes a visibility index, a focal length index, a field of view index, a magnification index, and a resolution index.
Optionally, the controller is further configured to store the measurement results of the measurement instrument in a database for subsequent retrieval and analysis.
Optionally, the controller is further configured to set a workpiece identifier for the workpiece to be tested, and correspondingly store all test results of the workpiece to be tested in the database according to the workpiece identifier, so as to be used for subsequent retrieval and analysis.
The invention has the following beneficial effects:
the invention sets multiple standard target plates on the fixed platform, and adjusts the positions of the workpiece moving platform and the instrument moving platform, so that the measuring instrument can measure different optical indexes of the workpiece to be measured based on different target plates, thereby greatly improving the efficiency of the measuring system.
The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 is a schematic structural diagram of a general-purpose multifunctional optical indicator detection system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another general-purpose multifunctional optical indicator detection system according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail below with reference to the drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
The embodiment of the invention provides a general multifunctional optical index detection system, which is shown in a figure 1 and comprises: the system comprises a preset fixed platform, a CCD camera, a workpiece moving platform, an instrument moving platform and a standard target plate, wherein the workpiece moving platform, the instrument moving platform and the standard target plate are arranged on the preset fixed platform;
the CCD camera is used for transmitting the measurement result of the measuring instrument to a display for real-time imaging display;
the workpiece moving platform is used for bearing a workpiece to be measured and adjusting the position according to control;
the instrument moving platform is used for bearing the measuring instrument and adjusting the position based on control;
the standard target plates are arranged in a plurality of numbers according to needs, so that the measuring instrument can measure the preset optical index of the workpiece to be measured under the corresponding standard target plates.
It should be noted that, in the embodiment of the present invention, the plurality of standard target plates may be arranged at a preset interval in a row, or the plurality of standard target plates may be arranged at a certain interval in a certain arc. The specific configuration may be set by a person skilled in the art as needed, and the present invention is not limited in detail.
That is to say, the embodiment of the invention sets up a plurality of standard target plates on the fixed platform, and through adjusting the position of the workpiece moving table and the instrument moving table, the measuring instrument can measure different optical indexes of the workpiece to be measured based on different target plates, thereby greatly improving the efficiency of the measuring system.
In specific implementation, the system in the embodiment of the present invention further includes: a controller; and controlling and adjusting the positions of the workpiece moving table and the instrument moving table through the controller according to the performance to be measured of the workpiece to be measured, so that the measuring instrument can test the preset optical index of the workpiece to be measured under the corresponding standard target plate, and the measuring instrument is controlled to send the measuring result to the CCD camera for real-time imaging display of the measuring result.
The controller also controls the positions of the workpiece moving table and the instrument moving table, so that the measuring instrument can measure the preset optical index of the workpiece to be measured under the corresponding standard target plate.
In the specific adjustment process, the embodiment of the invention detects the position information of the workpiece moving table and the instrument moving table in real time through the position sensor, sends the detected position information of the workpiece moving table and the instrument moving table to the controller, and then the controller drives the workpiece moving table and the instrument moving table to adjust the positions based on the position information, so that the measuring instrument can measure the preset optical index of the workpiece to be measured under the corresponding standard target plate.
If the workpiece to be tested needs to be tested for other performances, the controller determines the corresponding standard target plate according to the predicted optical index, and then the positions of the workpiece moving table and the instrument moving table are adjusted through the driving motor, so that the final testing requirement is completed.
Through the arrangement, the embodiment of the invention can automatically realize the rapid test of various performance indexes of the workpiece to be tested, so that the invention can reduce the limitation of observation conditions. In addition, the invention realizes the accurate positioning, the rapid switching and the movement of the standard target plate, the workpiece to be measured and the measuring instrument by utilizing the mechanical design and the electromechanical control technology, integrates the detection systems of a plurality of optical indexes, avoids repeatedly building the detection systems and improves the detection efficiency of the plurality of indexes.
In a specific implementation, the controller according to the embodiment of the present invention is further configured to store the measurement result of the measurement instrument in a database for subsequent retrieval and analysis.
Specifically, the controller in the embodiment of the present invention sets a workpiece identifier for a workpiece to be tested, and correspondingly stores all test results of the workpiece to be tested in the database according to the workpiece identifier for subsequent retrieval and analysis, that is, the present invention stores the measurement results in a classified manner, and a person skilled in the art can also store the measurement results according to other storage conditions according to actual needs, which is not limited in detail by the present invention.
In general, the general optical index measuring system designed by the invention realizes accurate and efficient measurement of optical index measurement by utilizing mechanical positioning and CCD camera instant imaging, has simple operation method and simple equipment requirement, and successfully solves the problems of high measurement technical requirement and low efficiency in the batch production process. Meanwhile, the system integrates various target plates, can accurately measure various optical indexes, and improves the detection efficiency.
The method according to the invention will be explained and illustrated in detail below by means of a specific example in connection with fig. 2:
the invention provides a universal multifunctional optical index detection system aiming at the problems of high optical index measurement technical requirement, large measurement quantity, high measurement working efficiency, complexity of measurement equipment and the like in the production and inspection processes of optical-mechanical-electrical integrated products. During detection, a detected article is quickly clamped on the workpiece moving table, and the motor controls the standard target plate, the workpiece moving table and the instrument moving table to move to a preset measuring position along a track. And imaging in real time through a CCD camera, transmitting the measurement image to a display in real time, adjusting a measuring instrument, and detecting corresponding measurement indexes. After one index measurement is finished, the driving motor is started again, the mobile station starts to move to switch the measuring instrument, the measurement instrument is switched rapidly, and the next index measurement is carried out.
The system mainly controls the position and the detection item, and the motor drives different measuring instruments to move according to different measurement items and index requirements, so that the quick switching is realized, and different to-be-measured detections are met.
In conclusion, the simplified measurement method of the invention utilizes the CCD camera to perform real-time imaging, changes the observation and measurement of human eyes into fixed-point and positioning image acquisition and measurement, decomposes technical indexes and reduces the operation difficulty of personnel. The invention also discloses a special tool for designing, and integrates equivalent measurement focal length, field of view and resolution equivalent of various standard target plates. Meanwhile, the design tool is used for rapidly switching the visibility cylinder and the front goniometer and measuring the visibility and the multiplying power. The special clamping and limiting tool adopted by the invention can quickly clamp the tested object and switch the measurement quantity, so that the invention has high efficiency and accurate measurement. And most importantly, the measuring system can use the same equipment in a plurality of measurements in a crossed way according to the measurement requirements, and the complexity of the system equipment is reduced under the condition of meeting the requirements of a plurality of measurement indexes.
Although the preferred embodiments of the present invention have been disclosed for illustrative purposes, those skilled in the art will appreciate that various modifications, additions and substitutions are possible, and the scope of the invention should not be limited to the embodiments described above.
Claims (8)
1. A general-purpose multifunctional optical index detection system is characterized by comprising: the device comprises a preset fixed platform, a CCD camera, a workpiece moving platform, an instrument moving platform and a standard target plate, wherein the workpiece moving platform, the instrument moving platform and the standard target plate are arranged on the preset fixed platform;
the workpiece moving platform is used for bearing a workpiece to be detected and driving the workpiece to be detected to carry out position adjustment according to control;
the instrument moving platform is used for bearing the measuring instrument and driving the measuring instrument to perform position adjustment based on control;
the CCD camera is used for transmitting the measurement result of the measuring instrument to a display for real-time imaging display;
the standard target plates are arranged in a plurality of numbers according to requirements, so that the measuring instrument can measure the preset optical index of the workpiece to be measured under the corresponding standard target plates.
2. The system of claim 1, further comprising: a controller;
the controller is used for controlling the workpiece moving table and the instrument moving table to move according to the performance to be measured of the workpiece to be measured, and further adjusting the positions of the workpiece to be measured and the measuring instrument, so that the measuring instrument can test the preset optical index of the workpiece to be measured under the corresponding standard target plate, and the measuring instrument is controlled to send the measuring result to the CCD camera for real-time imaging display of the measuring result.
3. The system of claim 2,
the workpiece moving table is also used for adjusting the position according to the control of the controller;
the instrument moving table is also used for adjusting the position according to the control of the controller.
4. The system of claim 3, further comprising: a position sensor;
the position sensor is used for detecting the position information of the workpiece moving table and the instrument moving table in real time and sending the detected position information of the workpiece moving table and the instrument moving table to the controller, so that the controller can adjust the positions of the workpiece moving table and the instrument moving table in real time.
5. The system of claim 2, further comprising: a drive motor;
the driving motor is used for driving the workpiece moving table and the instrument moving table to perform position adjustment according to the control of the controller, so that the measuring instrument can measure the preset optical index of the workpiece to be measured under the corresponding standard target plate.
6. The system according to any one of claims 1 to 5,
the preset optical index comprises one or more of the following: a visibility index, a focal length index, a field of view index, a magnification index, and a resolution index.
7. The system of claim 2,
the controller is also used for storing the measurement result of the measuring instrument to a database for subsequent retrieval and analysis.
8. The system of claim 7,
the controller is further used for setting a workpiece identifier for the workpiece to be tested, and correspondingly storing all test results of the workpiece to be tested into the database according to the workpiece identifier for subsequent calling and analysis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210139152.4A CN114659445A (en) | 2022-02-15 | 2022-02-15 | Universal multifunctional optical index detection system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210139152.4A CN114659445A (en) | 2022-02-15 | 2022-02-15 | Universal multifunctional optical index detection system |
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| CN114659445A true CN114659445A (en) | 2022-06-24 |
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Citations (9)
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|---|---|---|---|---|
| JPH06307980A (en) * | 1993-04-21 | 1994-11-04 | Nikon Corp | System test method for optical sensor |
| CN102053010A (en) * | 2009-10-30 | 2011-05-11 | 中国科学院西安光学精密机械研究所 | Device and method for testing diffuse spot and color deviation of optical system |
| CN203443767U (en) * | 2013-08-28 | 2014-02-19 | 中国计量科学研究院 | Auxiliary positioner for detecting integration refractometer, and optical detection system |
| CN104567662A (en) * | 2013-10-22 | 2015-04-29 | 北京智朗芯光科技有限公司 | Optical measurement platform |
| CN110375674A (en) * | 2019-07-02 | 2019-10-25 | 东莞理工学院 | A kind of vision detection system of precision manufactureing equipment |
| CN111811406A (en) * | 2020-08-12 | 2020-10-23 | 杭州魔方智能科技有限公司 | Ultra-depth-of-field microscopic rapid measurement device and measurement method |
| CN112710236A (en) * | 2020-12-23 | 2021-04-27 | 上海交大智邦科技有限公司 | Method for measuring installation attitude of spacecraft high-precision instrument based on laser tracker |
| CN113405776A (en) * | 2021-06-09 | 2021-09-17 | 中国人民解放军陆军工程大学 | Multi-optical-axis consistency detection device and method for photoelectric observation system |
| CN215218017U (en) * | 2021-04-26 | 2021-12-17 | 中国电子科技集团公司第十一研究所 | Optical detection calibration workbench for low-light-level night vision equipment |
-
2022
- 2022-02-15 CN CN202210139152.4A patent/CN114659445A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06307980A (en) * | 1993-04-21 | 1994-11-04 | Nikon Corp | System test method for optical sensor |
| CN102053010A (en) * | 2009-10-30 | 2011-05-11 | 中国科学院西安光学精密机械研究所 | Device and method for testing diffuse spot and color deviation of optical system |
| CN203443767U (en) * | 2013-08-28 | 2014-02-19 | 中国计量科学研究院 | Auxiliary positioner for detecting integration refractometer, and optical detection system |
| CN104567662A (en) * | 2013-10-22 | 2015-04-29 | 北京智朗芯光科技有限公司 | Optical measurement platform |
| CN110375674A (en) * | 2019-07-02 | 2019-10-25 | 东莞理工学院 | A kind of vision detection system of precision manufactureing equipment |
| CN111811406A (en) * | 2020-08-12 | 2020-10-23 | 杭州魔方智能科技有限公司 | Ultra-depth-of-field microscopic rapid measurement device and measurement method |
| CN112710236A (en) * | 2020-12-23 | 2021-04-27 | 上海交大智邦科技有限公司 | Method for measuring installation attitude of spacecraft high-precision instrument based on laser tracker |
| CN215218017U (en) * | 2021-04-26 | 2021-12-17 | 中国电子科技集团公司第十一研究所 | Optical detection calibration workbench for low-light-level night vision equipment |
| CN113405776A (en) * | 2021-06-09 | 2021-09-17 | 中国人民解放军陆军工程大学 | Multi-optical-axis consistency detection device and method for photoelectric observation system |
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