CN204963811U - Measuring device is shot to colourful attitude of low temperature - Google Patents
Measuring device is shot to colourful attitude of low temperature Download PDFInfo
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- CN204963811U CN204963811U CN201520730152.7U CN201520730152U CN204963811U CN 204963811 U CN204963811 U CN 204963811U CN 201520730152 U CN201520730152 U CN 201520730152U CN 204963811 U CN204963811 U CN 204963811U
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Abstract
The utility model discloses a measuring device is shot to colourful attitude of low temperature, adjust the tripod including the gesture: the height and the every single move angle that are used for fixed camera and adjust the camera include by the lower supreme tripod base that sets gradually, elevating system, every single move angle adjusting station and camera, the position revolving stage: be used for the rotatory panel that awaits measuring, including rotating electrical machines, rotating desk and optic platform, the output shaft rotating desk's of rotating electrical machines the centre of a circle to it is rotatory to drive rotating desk, and optic platform stacks on rotating desk, and optic platform and the coaxial setting of rotating desk. The utility model discloses simple structure, with low costs, in low temperature environment experiment chamber, realized 2.1 microns rms' repeated measurement accuracy.
Description
Technical field
The utility model relates to a kind of low temperature multi-pose shooting measurement mechanism.
Background technology
Surface shape measurement calculates panel shape according to surface shape measurement algorithm after needing technology to need to carry out the shooting of multi-pose multi-angle to panel to be measured, in general, measure the three-dimensional value of a panel, need the photo of more than 20 different angles, in existing method, these photos need manually to take one by one, and waste time and energy, accuracy is also poor; In addition, if need to measure low temperature place panel deformation situation, also need shooting personnel at low ambient temperatures through line operate, camera is because temperature affects sharpness and accuracy can be affected, and people also can be positioned under cold state unhealthful because of needs for a long time.
Summary of the invention
The technical problems to be solved in the utility model is existing style of shooting poor stability, cannot ensures measuring accuracy, and waste time and energy, especially cannot tackle the measurement of Deformation of surface figure under low temperature, low temperature not only affects the precision of shooting, also has great bad influence to the health of people.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: low temperature multi-pose shooting measurement mechanism, comprise two parts: attitude regulation tripod: regulate height and the luffing angle of camera for fixed camera, comprise the tripod base, elevating mechanism, luffing angle regulating platform and the camera that set gradually from the bottom to top; Azimuth rotating platform: for rotating measured panel, comprise electric rotating machine, rotating table top and optical table, the output shaft of described electric rotating machine connects the center of circle of rotating table top, and driven rotary desktop rotates, optical table overlays on rotating table top, and optical table and rotating table top are coaxially arranged.
Optical table has good flatness and rigidity, to reduce the distortion that panel produces because of gravity as far as possible.Optical table is fixed on azimuth rotating platform, can realize 360 degree of level orientation and rotate under the control of the outer computing machine of environmental chamber; A-frame is provided with elevating mechanism and luffing angle regulating platform, can regulates the height of camera and pitch attitude, wherein pitch regulation scope is 0 ~ 90 °, and highly (apart from ground) range of adjustment is 1100 ~ 1600mm; By the aggregate motion of azimuth rotating platform, elevating mechanism and luffing angle regulating platform, camera direction of visual lines uniform fold measured panel upper half-space can be made, meet the photogrammetric needs of high precision; Relative to the style of shooting of handheld camera, automatically testing platform is except the relative displacement that can automatically realize between photogrammetric required camera and to be measured and rotating, in measuring process, also there is higher stability, and more uniform shooting angle can be realized, therefore, it is possible to realize higher duplicate measurements precision; Without the need to manual operation, avoid the infringement of low-temperature operation to people, measure efficiency high, time saving and energy saving; In addition, by rotating the mode of to be measured, can, under the prerequisite not affecting measuring accuracy, system mechanics design be made to become more compact.
For realizing low-temperature measurement, be also provided with temperature control part, described temperature control part comprises muff, flexible heater film and plural temperature sensor; Described muff adopts glass wool muff, for wrapping up the part of below camera lens; Described flexible heater film is attached to camera case by pressure-sensitive adhesive, for regulating camera temperature and temperature being controlled between-35 DEG C-40 DEG C; Camera case and azimuth rotating platform arrange more than one temperature sensor respectively, and for monitoring the temperature of camera case temperature and azimuth rotating platform, described temperature sensor adopts platinum resistance temperature sensor.Turntable and A-frame being furnished with multiple platinum resistance temperature sensor, for monitoring bulk temperature environment during measurement, being convenient to record temperature, the relation of detected temperatures and measured panel deformation; When camera temperature is lower than-35 DEG C, CCD image quality has significant decline.On the other hand, when camera temperature is far above environment temperature, namely camera temperature is higher than 40 DEG C, and camera lens occurs that the risk of frosting can increase greatly.Therefore, need to be regulated by flexible heater film in low temperature test camera temperature is maintained in suitable level.
For realizing low-temperature measurement further, described electric rotating machine adopts high/low temperature stepper motor.This motor can work under the environment of-70 DEG C, fully ensure that the stability that the anglec of rotation converts.
Further, described elevating mechanism adopts turbine screw lift, described luffing angle regulating platform comprises camera fixed mesa, spring, bottom surface, angle modulation screw rod and setscrew nut, camera fixed mesa and the link of one end, bottom surface rotary hinge, the other end is connected by angle modulation screw rod, the bottom of angle modulation screw rod is fixedly connected with bottom surface, top is connected with setscrew nut after running through camera fixed mesa, spring is between camera fixed mesa and bottom surface, also, between the hinge-connection place and angle modulation screw rod of camera fixed mesa and bottom surface, spring is in compressive state all the time.Adopt said structure, be not only convenient to regulate, and structure is simple, with low cost, easy maintenance and replacement parts, long service life.
The utility model has the advantages that: structure is simple, cost is low, measuring accuracy is high, efficiency is high, measurement effect is stable, liberation is artificial, can realize accurately location, auto photographing, in conjunction with the automatic testing stand that low temperature electric machine drives, realize the robotization shooting of measuring equipment in low temperature environment Laboratory Module; In low temperature environment Laboratory Module, achieve the duplicate measurements precision of 2.1 microns of rms.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is the structural representation of the utility model luffing angle regulating platform.
Embodiment
As shown in Figure 1-2, the utility model comprises:
Attitude regulation tripod: regulate height and the luffing angle of camera for fixed camera, comprise the tripod base 1, elevating mechanism 2, luffing angle regulating platform 3 and the camera 4 that set gradually from the bottom to top, described elevating mechanism 2 adopts turbine screw lift, described luffing angle regulating platform 3 comprises camera fixed mesa 3-1, spring 3-2, bottom surface 3-3, angle modulation screw rod 3-4 and setscrew nut 3-5, camera fixed mesa 3-1 and the link of 3-3 one end, bottom surface rotary hinge, the other end is connected by angle modulation screw rod 3-4, the bottom of angle modulation screw rod 3-4 is fixedly connected with bottom surface 3-3, top is connected with setscrew nut 3-5 after running through camera fixed mesa 3-1, spring 3-2 is between camera fixed mesa 3-1 and bottom surface 3-3, also between the hinge-connection place of camera fixed mesa 3-1 and bottom surface 3-3 and angle modulation screw rod 3-4, spring 3-2 is in compressive state all the time,
Azimuth rotating platform: for rotating measured panel 7, comprise high/low temperature stepper motor, rotating table top 5 and optical table 6, the output shaft of described high/low temperature stepper motor connects the center of circle of rotating table top 5, and driven rotary desktop 5 rotates, optical table 6 overlays on rotating table top, and optical table 6 and rotating table top 5 are coaxially arranged;
Temperature control part: described temperature control part comprises muff, flexible heater film and plural temperature sensor; Described muff adopts glass wool muff, for wrapping up the part of below camera 4 camera lens; Described flexible heater film is attached to camera case by pressure-sensitive adhesive, for regulating camera temperature and temperature being controlled between-35 DEG C-40 DEG C; Camera case and azimuth rotating platform arrange more than one temperature sensor respectively, and for monitoring the temperature of camera case temperature and azimuth rotating platform, described temperature sensor adopts platinum resistance temperature sensor.
Camera is set to equal time automatic shooting,, because the rotating speed of azimuth rotating platform is also fixing by Electric Machine Control, therefore achieve the effect of angularly conversion shooting measured panel, optical table has good flatness and rigidity, to reduce the distortion that panel produces because of gravity as far as possible.Optical table is fixed on azimuth rotating platform, can realize 360 degree of level orientation and rotate under the control of the outer computing machine of environmental chamber; A-frame is provided with elevating mechanism and luffing angle regulating platform, can regulates the height of camera and pitch attitude, wherein pitch regulation scope is 0 ~ 90 °, and highly (apart from ground) range of adjustment is 1100 ~ 1600mm; By the aggregate motion of azimuth rotating platform, elevating mechanism and luffing angle regulating platform, camera direction of visual lines uniform fold measured panel upper half-space can be made, meet the photogrammetric needs of high precision; Relative to the style of shooting of handheld camera, automatically testing platform is except the relative displacement that can automatically realize between photogrammetric required camera and to be measured and rotating, in measuring process, also there is higher stability, and more uniform shooting angle can be realized, therefore, it is possible to realize higher duplicate measurements precision; Without the need to manual operation, measure efficiency high, time saving and energy saving; In addition, by rotating the mode of to be measured, can, under the prerequisite not affecting measuring accuracy, system mechanics design be made to become more compact.
Turntable and A-frame being furnished with multiple platinum resistance temperature sensor, for monitoring bulk temperature environment during measurement, being convenient to record temperature, the relation of detected temperatures and measured panel deformation; When camera temperature is lower than-35 DEG C, CCD image quality has significant decline.On the other hand, when camera temperature is far above environment temperature, namely camera temperature is higher than 40 DEG C, and camera lens occurs that the risk of frosting can increase greatly.Therefore, need to be regulated by flexible heater film in low temperature test camera temperature is maintained in suitable level.
Claims (4)
1. low temperature multi-pose shooting measurement mechanism, is characterized in that: comprise two parts:
Attitude regulation tripod: regulate height and the luffing angle of camera for fixed camera, comprise the tripod base, elevating mechanism, luffing angle regulating platform and the camera that set gradually from the bottom to top;
Azimuth rotating platform: for rotating measured panel, comprise electric rotating machine, rotating table top and optical table, the output shaft of described electric rotating machine connects the center of circle of rotating table top, and driven rotary desktop rotates, optical table overlays on rotating table top, and optical table and rotating table top are coaxially arranged.
2. low temperature multi-pose shooting measurement mechanism according to claim 1, it is characterized in that: be also provided with temperature control part, described temperature control part comprises muff, flexible heater film and temperature sensor;
Described muff adopts glass wool muff, for wrapping up the part of below camera lens;
Described flexible heater film is attached to camera case by pressure-sensitive adhesive, for regulating camera temperature and temperature being controlled between-35 DEG C-40 DEG C;
Described temperature sensor is arranged on camera case, and for monitoring camera case temperature, described temperature sensor adopts platinum resistance temperature sensor.
3. low temperature multi-pose shooting measurement mechanism according to claim 2, is characterized in that: described electric rotating machine adopts high/low temperature stepper motor.
4. the low temperature multi-pose shooting measurement mechanism according to claim 1 or 2 or 3, it is characterized in that: described elevating mechanism adopts turbine screw lift, described luffing angle regulating platform comprises camera fixed mesa, spring, bottom surface, angle modulation screw rod and setscrew nut, camera fixed mesa and the link of one end, bottom surface rotary hinge, the other end is connected by angle modulation screw rod, the bottom of angle modulation screw rod is fixedly connected with bottom surface, top is connected with setscrew nut after running through camera fixed mesa, spring is between camera fixed mesa and bottom surface, also between the hinge-connection place and angle modulation screw rod of camera fixed mesa and bottom surface, spring is in compressive state all the time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520730152.7U CN204963811U (en) | 2015-09-18 | 2015-09-18 | Measuring device is shot to colourful attitude of low temperature |
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| CN201520730152.7U CN204963811U (en) | 2015-09-18 | 2015-09-18 | Measuring device is shot to colourful attitude of low temperature |
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| CN204963811U true CN204963811U (en) | 2016-01-13 |
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| CN201520730152.7U Expired - Fee Related CN204963811U (en) | 2015-09-18 | 2015-09-18 | Measuring device is shot to colourful attitude of low temperature |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109141281A (en) * | 2018-08-20 | 2019-01-04 | 深圳大学 | A kind of 3D imaging scanners and scan method |
| CN110879039A (en) * | 2019-12-06 | 2020-03-13 | 台州椒江门发机械科技有限公司 | Energy-saving milling cutter detects machine |
| CN112254638A (en) * | 2020-10-15 | 2021-01-22 | 天目爱视（北京）科技有限公司 | Intelligent visual 3D information acquisition equipment that every single move was adjusted |
| CN112484663A (en) * | 2020-11-25 | 2021-03-12 | 天目爱视（北京）科技有限公司 | Intelligent visual 3D information acquisition equipment of many angles of rolling |
| CN112985292A (en) * | 2019-12-12 | 2021-06-18 | 山东有研半导体材料有限公司 | Detection device and method for assisting in adjusting working disc of wafer processing equipment |
| WO2022078421A1 (en) * | 2020-10-15 | 2022-04-21 | 左忠斌 | Multi-pitch-angle intelligent visual 3d information collection device |
| CN114510085A (en) * | 2022-01-25 | 2022-05-17 | 上海卫星工程研究所 | Piezoelectric driving multi-degree-of-freedom optical space positioning device, method and system |
-
2015
- 2015-09-18 CN CN201520730152.7U patent/CN204963811U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109141281A (en) * | 2018-08-20 | 2019-01-04 | 深圳大学 | A kind of 3D imaging scanners and scan method |
| CN110879039A (en) * | 2019-12-06 | 2020-03-13 | 台州椒江门发机械科技有限公司 | Energy-saving milling cutter detects machine |
| CN112985292A (en) * | 2019-12-12 | 2021-06-18 | 山东有研半导体材料有限公司 | Detection device and method for assisting in adjusting working disc of wafer processing equipment |
| CN112985292B (en) * | 2019-12-12 | 2023-02-17 | 山东有研半导体材料有限公司 | Detection device and method for assisting in adjusting working disc of wafer processing equipment |
| CN112254638A (en) * | 2020-10-15 | 2021-01-22 | 天目爱视（北京）科技有限公司 | Intelligent visual 3D information acquisition equipment that every single move was adjusted |
| WO2022078421A1 (en) * | 2020-10-15 | 2022-04-21 | 左忠斌 | Multi-pitch-angle intelligent visual 3d information collection device |
| CN112484663A (en) * | 2020-11-25 | 2021-03-12 | 天目爱视（北京）科技有限公司 | Intelligent visual 3D information acquisition equipment of many angles of rolling |
| CN112484663B (en) * | 2020-11-25 | 2022-05-03 | 天目爱视（北京）科技有限公司 | Intelligent visual 3D information acquisition equipment of many angles of rolling |
| CN114510085A (en) * | 2022-01-25 | 2022-05-17 | 上海卫星工程研究所 | Piezoelectric driving multi-degree-of-freedom optical space positioning device, method and system |
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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: 20160113 Termination date: 20190918 |
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| CF01 | Termination of patent right due to non-payment of annual fee |