CN211085268U - Adjusting system for optical guide rail distance measuring device - Google Patents
Adjusting system for optical guide rail distance measuring device Download PDFInfo
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- CN211085268U CN211085268U CN202020051097.XU CN202020051097U CN211085268U CN 211085268 U CN211085268 U CN 211085268U CN 202020051097 U CN202020051097 U CN 202020051097U CN 211085268 U CN211085268 U CN 211085268U
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Abstract
The utility model discloses an adjusting system for optical guide rail range unit, including optical guide rail and three sliders installed on the optical guide rail, install calibration board, laser emission mechanism and COMS camera on the three sliders respectively, wherein, calibration board and COMS camera are installed on the slider through first revolving stage and second revolving stage respectively, the laser emission mechanism is installed on the slider that is located the intermediate position through the fixed bolster; the laser emission mechanism comprises a laser body, the laser body is fixedly clamped on a lens clamp positioned at the top of the fixed support, a target body is fixedly mounted on the outer end face of a laser emission end of the laser body, and a central hole coaxial with the laser body is formed in the center of the target body, so that the optical axis of a laser beam emitted by the laser body coincides with the axis of the central hole. The utility model discloses can improve the precision of the depth of parallelism between regulation face and the face to reduce calibration error, improve and mark the precision.
Description
Technical Field
The utility model relates to an accurate range finding technique, in particular to an governing system for optics guide rail range unit.
Background
In the prior art, for the parallelism adjustment of the optical guide rail distance measuring device, the adjustment of the parallelism between the surfaces needs to be adjusted by means of camera imaging and a multi-dimensional moving platform, the operation is more complicated, the multi-dimensional moving platform is expensive, the parallelism between the surfaces is judged by means of a camera, the judgment is more dependent on subjective judgment, the quantification cannot be realized, and the device can only be applied to the fields with low precision requirements. However, in the calibration process, the parallelism between the opposite surface and the surface (the surface of the calibration plate and the image-taking surface of the cmos camera) is extremely high, and inaccurate measurement brings great errors to the calibration result, which seriously affects the calibration precision.
SUMMERY OF THE UTILITY MODEL
In order to solve the deficiencies in the prior art, the utility model aims to provide an governing system for optics guide rail range unit, this system can improve the precision of the depth of parallelism between regulation face and the face to reduce calibration error, improve and mark the precision.
The utility model provides a technical scheme that its technical problem adopted does: an adjusting system for an optical guide rail distance measuring device comprises an optical guide rail and three sliding blocks arranged on the optical guide rail, wherein a calibration plate, a laser emission mechanism and a COMS camera are respectively arranged on the three sliding blocks, the calibration plate and the COMS camera are respectively arranged on the sliding blocks through a first rotary table and a second rotary table, so that the calibration plate and the COMS camera respectively rotate through the first rotary table and the second rotary table, and the laser emission mechanism is arranged on the sliding block positioned in the middle through a fixed support;
the laser emission mechanism comprises a laser body, the laser body is fixedly clamped on a lens clamp positioned at the top of a fixed support, a target body is fixedly mounted on the outer end face of a laser emission end of the laser body, and a central hole coaxial with the laser body is formed in the center of the target body, so that the optical axis of a laser beam emitted by the laser body is superposed with the axis of the central hole;
the center of the target body, the center of the calibration plate and the center of the COMS camera are positioned on the same height line.
Optionally, the target body is provided with a plurality of concentric circles around the central hole, and the center of the concentric circles is located on the axis of the central hole.
Optionally, a cross calibration line is further disposed on the outer side surface of the target body, and a cross point of the cross calibration line coincides with the center of the concentric circle.
Optionally, the laser body is a circular spot laser.
Optionally, a reflector is installed on a side surface of the calibration plate facing the laser emission mechanism, and a center of the reflector and a center of the target body are located at the same height.
Optionally, the size of the mirror is Φ 50 × 3 mm.
Optionally, when the COMS camera is adjusted, the distance between the outer side surface of the target body and the reflecting surface of the COMS camera is 500 mm.
Optionally, the first rotary table and the second rotary table are respectively provided with scale marks for displaying angle scales.
Optionally, a first shifting lever for shifting the first rotating table to rotate is arranged on the first rotating table.
Optionally, a second shifting lever for shifting the second rotary table is arranged on the second rotary table.
Adopt above-mentioned technical scheme, the utility model discloses when adjusting the depth of parallelism between face and the face, the laser that the face reflection of image planes, calibration board was got to laser and the COMS camera that sends through the laser instrument body is adjusted, gets the centre bore that the optical axis of the face reflection of image planes, calibration board passes the target body when the COMS camera, and when the optical axis coincidence of the laser that sends with the laser instrument body, the face of calibration board and the face of getting for instance of COMS camera then keep parallel. Through the utility model discloses a face that adjustment system adjusted the calibration board and the COMS camera get for the parallelism between the face, reduced the loaded down with trivial details degree of operation, improved the precision of parallelism, and then improved optical guide rail range unit's demarcation precision.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic diagram of the present invention in adjusting a COMS camera;
FIG. 3 is a schematic view of the present invention in adjusting the calibration plate;
fig. 4 is a schematic structural view of the target body of the present invention.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1, the utility model discloses an governing system for optics guide rail range unit, this governing system is based on optics guide rail range unit, this governing system includes optics guide rail 1 and installs three slider 2 on optics guide rail 1, install calibration plate 3 on the three slider 2 respectively, laser emission mechanism 4 and COMS camera 5, wherein, calibration plate 3 and COMS camera 5 are installed on slider 2 through first revolving stage 6 and second revolving stage 7 respectively, make calibration plate 3 and COMS camera 5 respectively through first revolving stage 6, second revolving stage 7 produces rotatoryly, and laser emission mechanism 4 is installed on the slider 2 that is located the intermediate position through fixed bolster 8. The first rotary table 6 and the second rotary table 7 are used for adjusting phase angles of the calibration plate 3 and the COMS camera 5 respectively so as to adjust parallelism between the first rotary table 6 and the COMS camera, scale marks used for displaying angle scales are arranged on the first rotary table 6 and the second rotary table 7 respectively, a first driving lever 601 used for driving the first rotary table 6 to rotate is arranged on the first rotary table 6, and a second driving lever 701 used for driving the second rotary table 7 is arranged on the second rotary table 7. Of course, the first rotating table 6 and the second rotating table 8 are basic mechanisms of the optical guide rail distance measuring device in the prior art, and are not described herein again.
The utility model discloses in, laser emission mechanism 4 includes laser instrument body 401, and laser instrument body 401 can adopt circular facula laser instrument, and laser instrument body 401's external form is the cylinder shape for joint that laser instrument body 401 can be fixed just is in the camera lens anchor clamps 9 that are located the fixed bolster 8 top, that is to say, when laser instrument body 401 assembles in camera lens anchor clamps 9, and laser instrument body 401's axial position is unique. A target body 402 is fixedly mounted on the outer end face of the laser emission end of the laser body 401, as shown in fig. 4, a central hole 403 coaxial with the laser body 401 is arranged in the center of the target body 402, so that the optical axis of the laser beam emitted by the laser body 401 coincides with the axis of the central hole 403; the center of the target 402 is located on the same height line as the center positions of the calibration plate 3 and the COMS camera 5. As shown in fig. 2, after the laser body 401 emits laser light, the laser beam passes through the central hole 403 of the target body 401, and since the axis of the laser body 401 is fixed, when the laser beam reaches the image capturing surface of the COMS camera, the image capturing surface reflects the laser beam, at this time, the deviation of the image capturing surface of the COMS camera can be determined according to the deviation between the reflected laser beam and the laser beam emitted by the laser body 401, at this time, the laser beam reflected by the image capturing surface is overlapped with the laser beam emitted by the laser body 401 by adjusting the second turntable 7, that is, the laser beam reflected by the image capturing surface is aligned with the central hole 403 of the target body 401, so that the image capturing surface of the COMS camera is parallel to the surface of the target body 401. Similarly, as shown in fig. 3, the calibration plate 3 is adjusted according to the above method, such that the plate surface of the calibration plate 3 is parallel to the surface of the target 401, and when the image capturing surface of the COMS camera and the plate surface of the calibration plate 3 are respectively parallel to the surface of the target 401, the image capturing surface of the COMS camera is considered to be parallel to the plate surface of the calibration plate 3. After the parallelism adjustment is finished, the laser emitting mechanism 4 is taken down, a lens is replaced, and the optical guide rail distance measuring device is calibrated. When the plate surface parallelism of the calibration plate 3 is adjusted, the emitting end of the laser body 401 needs to be changed in direction so that the laser body 401 emits laser light toward the plate surface of the calibration plate 3.
Specifically, the utility model discloses in, for the convenience of the position of the centre bore 403 of more clear show target body 401, target body 402 is equipped with a plurality of circles of concentric circles 404 in the periphery of centre bore 403, and the centre of a circle of concentric circles 404 is located the axis of centre bore 403, and target body 402's lateral surface still is equipped with cross calibration line 405, and the cross point of cross calibration line 405 coincides with the centre of a circle of concentric circles 404, and when setting up cross calibration line 405, cross calibration line 405 can be the cross groove shape.
In an embodiment of the present invention, in order to facilitate the calibration board 3 to reflect the laser beam, the reflector 10 with a size of Φ 50 × 3mm can be installed on the side surface of the calibration board 3 facing the laser emitting mechanism 4, and the center of the reflector 10 and the center of the target 402 are located at the same height.
In one embodiment of the present invention, when adjusting the COMS camera 5, the distance between the outer side surface of the target 402 and the reflecting surface of the COMS camera 5 is 500 mm.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Besides the technical features described in the specification, other technical features are known to those skilled in the art, and further description of the other technical features is omitted here in order to highlight the innovative features of the present invention.
Claims (10)
1. The adjusting system for the optical guide rail distance measuring device is characterized by comprising an optical guide rail (1) and three sliding blocks (2) arranged on the optical guide rail (1), wherein a calibration plate (3), a laser emission mechanism (4) and a COMS camera (5) are respectively arranged on the three sliding blocks (2), the calibration plate (3) and the COMS camera (5) are respectively arranged on the sliding blocks (2) through a first rotary table (6) and a second rotary table (7), so that the calibration plate (3) and the COMS camera (5) respectively rotate through the first rotary table (6) and the second rotary table (7), and the laser emission mechanism (4) is arranged on the sliding block (2) located in the middle position through a fixing support (8);
the laser emission mechanism (4) comprises a laser body (401), the laser body (401) is fixedly clamped on a lens clamp (9) positioned at the top of a fixing support (8), a target body (402) is fixedly mounted on the outer end face of a laser emission end of the laser body (401), and a central hole (403) coaxial with the laser body (401) is formed in the center of the target body (402), so that the optical axis of a laser beam emitted by the laser body (401) is coincident with the axis of the central hole (403);
the center of the target body (402) is positioned on the same height line with the center positions of the calibration plate (3) and the COMS camera (5).
2. Adjustment system for an optical guideway distance measuring device according to claim 1, characterized in that the target body (402) is provided with several circles of concentric circles (404) at the periphery of the central hole (403), the center of the concentric circles (404) being located on the axis of the central hole (403).
3. The adjustment system for an optical guideway distance measuring device according to claim 2, characterized in that the outer side of the target body (402) is further provided with a cross calibration line (405), and the intersection point of the cross calibration line (405) coincides with the center of the concentric circle (404).
4. Adjustment system for an optical guide distance measuring device according to claim 3, characterized in that the laser body (401) is a circular spot laser.
5. The adjusting system for an optical guideway distance measuring device according to claim 4, characterized in that a mirror (10) is installed on the side of the calibration plate (3) facing the laser emission mechanism (4), and the center of the mirror (10) is at the same height as the center of the target body (402).
6. Adjustment system for an optical guide distance measuring device according to claim 5, characterized in that the size of the mirror (10) is Φ 50 × 3 mm.
7. Adjustment system for an optical track rangefinder apparatus according to claim 6, characterized in that the distance between the outer side of the target body (402) and the reflective surface of the COMS camera (5) when adjusting the COMS camera (5) is 500 mm.
8. The adjusting system for an optical track distance measuring device according to claim 7, characterized in that the first turntable (6) and the second turntable (7) are provided with graduation marks for displaying an angle graduation, respectively.
9. The adjusting system for an optical guide distance measuring device according to claim 8, wherein the first turntable (6) is provided with a first lever (601) for rotating the first turntable (6).
10. The adjustment system for an optical guide distance measuring device according to claim 9, wherein a second toggle lever (701) for toggling the second turntable (7) is provided on the second turntable (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020051097.XU CN211085268U (en) | 2020-01-10 | 2020-01-10 | Adjusting system for optical guide rail distance measuring device |
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| CN202020051097.XU CN211085268U (en) | 2020-01-10 | 2020-01-10 | Adjusting system for optical guide rail distance measuring device |
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| CN211085268U true CN211085268U (en) | 2020-07-24 |
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| CN112276343A (en) * | 2020-10-23 | 2021-01-29 | 苏州科韵激光科技有限公司 | Laser light path adjusting device and laser light path adjusting method |
| CN112396665A (en) * | 2020-12-03 | 2021-02-23 | 江苏泽景汽车电子股份有限公司 | Calibration system of AR HUD imaging calibration plate and use method thereof |
| CN112484672A (en) * | 2020-11-17 | 2021-03-12 | 西安飞机工业（集团）有限责任公司 | Device and method for quickly measuring axial plane of stringer of composite wallboard |
| CN112925106A (en) * | 2021-01-26 | 2021-06-08 | 中国科学院西安光学精密机械研究所 | Laser optical axis visualization device and system and optical axis docking method |
| CN113188494A (en) * | 2021-04-20 | 2021-07-30 | 深圳市中图仪器股份有限公司 | Calibration system and measurement method thereof |
| CN113405777A (en) * | 2021-06-11 | 2021-09-17 | 北京亿舱科技有限公司 | Multi-optical-axis parallel adjusting device and multi-optical-axis parallel adjusting method |
| CN113916200A (en) * | 2021-09-30 | 2022-01-11 | 南京中科煜宸激光技术有限公司 | Calibration system and method for coupling robot and external shaft |
| CN114089594A (en) * | 2021-10-29 | 2022-02-25 | 中国科学院深圳先进技术研究院 | Method and device for moving target along optical axis direction of camera |
| CN114440957A (en) * | 2020-11-05 | 2022-05-06 | 浙江舜宇智能光学技术有限公司 | Sensor fusion calibration equipment and method thereof |
| CN114577188A (en) * | 2022-01-25 | 2022-06-03 | 武汉理工大学 | Laser alignment guide device and system for tunnel construction |
| CN114440957B (en) * | 2020-11-05 | 2024-06-07 | 浙江舜宇智能光学技术有限公司 | Sensor fusion calibration equipment and method thereof |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112276343A (en) * | 2020-10-23 | 2021-01-29 | 苏州科韵激光科技有限公司 | Laser light path adjusting device and laser light path adjusting method |
| CN114440957B (en) * | 2020-11-05 | 2024-06-07 | 浙江舜宇智能光学技术有限公司 | Sensor fusion calibration equipment and method thereof |
| CN114440957A (en) * | 2020-11-05 | 2022-05-06 | 浙江舜宇智能光学技术有限公司 | Sensor fusion calibration equipment and method thereof |
| CN112484672B (en) * | 2020-11-17 | 2022-04-19 | 西安飞机工业（集团）有限责任公司 | Device and method for quickly measuring axial plane of stringer of composite wallboard |
| CN112484672A (en) * | 2020-11-17 | 2021-03-12 | 西安飞机工业（集团）有限责任公司 | Device and method for quickly measuring axial plane of stringer of composite wallboard |
| CN112396665A (en) * | 2020-12-03 | 2021-02-23 | 江苏泽景汽车电子股份有限公司 | Calibration system of AR HUD imaging calibration plate and use method thereof |
| CN112396665B (en) * | 2020-12-03 | 2022-10-25 | 江苏泽景汽车电子股份有限公司 | Calibration system of AR HUD imaging calibration plate and use method thereof |
| CN112925106A (en) * | 2021-01-26 | 2021-06-08 | 中国科学院西安光学精密机械研究所 | Laser optical axis visualization device and system and optical axis docking method |
| CN113188494A (en) * | 2021-04-20 | 2021-07-30 | 深圳市中图仪器股份有限公司 | Calibration system and measurement method thereof |
| CN113188494B (en) * | 2021-04-20 | 2023-03-10 | 深圳市中图仪器股份有限公司 | Calibration system and measurement method thereof |
| CN113405777A (en) * | 2021-06-11 | 2021-09-17 | 北京亿舱科技有限公司 | Multi-optical-axis parallel adjusting device and multi-optical-axis parallel adjusting method |
| CN113916200A (en) * | 2021-09-30 | 2022-01-11 | 南京中科煜宸激光技术有限公司 | Calibration system and method for coupling robot and external shaft |
| CN113916200B (en) * | 2021-09-30 | 2024-01-23 | 南京中科煜宸激光技术有限公司 | Calibration system and method for coupling robot with external shaft |
| CN114089594A (en) * | 2021-10-29 | 2022-02-25 | 中国科学院深圳先进技术研究院 | Method and device for moving target along optical axis direction of camera |
| CN114089594B (en) * | 2021-10-29 | 2022-11-01 | 中国科学院深圳先进技术研究院 | Method and device for moving target along optical axis direction of camera |
| CN114577188A (en) * | 2022-01-25 | 2022-06-03 | 武汉理工大学 | Laser alignment guide device and system for tunnel construction |
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Address after: Fuhuang New Vision Building, No. 77 Wutaishan Road, Baohe Economic Development Zone, Hefei City, Anhui Province, 230051 Patentee after: Hefei Zhongke Junda Vision Technology Co.,Ltd. Address before: 230088 Room 107, Building 3, Tiandao 10 Software Park, Hefei High-tech Zone, Anhui Province Patentee before: HEFEI FUHUANG JUNDA HIGH-TECH INFORMATION TECHNOLOGY Co.,Ltd. |
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