CN202368794U - Inertial stability compensation testing platform of Fresnel optical landing assistance device - Google Patents
Inertial stability compensation testing platform of Fresnel optical landing assistance device Download PDFInfo
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- CN202368794U CN202368794U CN2011204835740U CN201120483574U CN202368794U CN 202368794 U CN202368794 U CN 202368794U CN 2011204835740 U CN2011204835740 U CN 2011204835740U CN 201120483574 U CN201120483574 U CN 201120483574U CN 202368794 U CN202368794 U CN 202368794U
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Abstract
The utility model relates to a combined moving platform, in particular to an inertial stability compensation testing platform of a Fresnel optical landing assistance device. The inertial stability compensation testing platform structurally comprises a moving platform and a fixed platform which are used for installing the Fresnel optical landing assistance device. The moving platform is connected with the fixed platform through unlimited supporting chains with six freedoms and guide limited supporting chains with three freedoms. The inertial stability compensation testing platform of the Fresnel optical landing assistance device can simulate the combined movement of rolling, pitching and heaving of an aircraft carrier on the ocean and can test the inertial stability compensation performance of the Fresnel optical landing assistance device in real time.
Description
Technical field
The utility model relates to a kind of compound motion platform, is specifically related to a kind of " Fresnel " optics landing aid device stable inertia compensating test platform.
Background technology
On the modern big-and-middle-sized aircraft carrier " Fresnel " optics landing aid device is installed, is used in the end advancing the nearly stage, guarantee that aviator's safety warship for the aviator provides the indication of visual optical glide path.The illuminator indicator assemblies of this equipment sends 5 layers of light beam that RELATIVE SEA LEVEL keeps certain leaning angle through optical components such as diaphragm, Fresnel lens and lens pillars; Form 5 layers domatic; Wherein positive stage casing is orange light beam (being commonly called as " meat ball "); Be optics downslide ramp, upwards transfer yellow and yellow flash light beam respectively to, transfer red and red flash of light light beam downwards respectively to.The aviator is through the two relative position adjustment aircraft and the glide path skew in height of the orange meat ball of real-time judge and benchmark lamp group light beam, and the tracking glide path warship.
Since the movement overseas of aircraft carrier be the compound movement at random of a kind of six degree of freedom (comprise rolling, pitching, yaw, hang down swing, swaying and surging); For guaranteeing that illuminator indicator assemblies emission light beam and sea level keep static relatively; Motion compensates the optics landing aid device to mother ship carrier through following control system; For carrier-borne aircraft provides a stable optics glide path, vectored flight person carries out visual warship.
" Fresnel " optics landing aid device has experienced development phase such as the stable compensation in angle, the stable compensation of point, line stabilization compensation and stable inertia compensation; Wherein the stable inertia compensation is the main compensation policy of stablizing that adopts in the current external bootup process, and the attitude of adjusting the illuminator indicating device through roll and pitch motor-driven assembly compensates mother ship carrier pitching, rolling and vertical influence of swinging motion to the guiding light beam." Fresnel " optics landing aid device must rolling, pitching and vertical the swinging through the emulation aircraft carrier move checking optical glide-slope guidance light beam whether to satisfy the stable inertia compensation condition on the continental rise test platform in development process or before formally installing warship.
The utility model content
The purpose of the utility model is whether to satisfy the accuracy requirement problem for the stable inertia compensation that solves test " Fresnel " optics landing aid device under the continental rise condition; A kind of stable inertia compensating test platform of emulation aircraft carrier three-degree-of-freedom motion is provided; Through the rolling of simulation mother ship carrier on ocean, pitching with hang down and swing compound motion, in real time the stable inertia compensation performance of " Fresnel " optics landing aid device is tested.
The technical scheme of the utility model is following: a kind of " Fresnel " optics landing aid device stable inertia compensating test platform; Comprise the motion platform and the fixed platform that are used for installing " Fresnel " optics landing aid device; Wherein, described motion platform is connected with fixed platform with the guiding constraint side chain with 3 degree of freedom through the many groups of no constrained branched chains with 6 degree of freedom respectively.
Further; Aforesaid " Fresnel " optics landing aid device stable inertia compensating test platform; Wherein, every group is not had constrained branched chain and is made up of ball pivot, servo electric jar and universal being hinged, and universal hinge and ball pivot are located at the cylinder ends and the piston rod end of servo electric jar respectively; No constrained branched chain is connected with fixed platform through universal hinge, is connected with motion platform through ball pivot.
Further, aforesaid " Fresnel " optics landing aid device stable inertia compensating test platform, wherein, the guiding constraint side chain is made up of universal hinge and servo electric jar, universal being hinged in the piston rod end of servo electric jar; The guiding constraint side chain is connected with motion platform through universal hinge, servo electric jar and fixed platform vertical fixing.
Further; Aforesaid " Fresnel " optics landing aid device stable inertia compensating test platform; Wherein, Described motion platform and fixed platform are equilateral triangle, three groups of positions, three angles that are connected motion platform and fixed platform of not having the constrained branched chain symmetry, and the guiding constraint side chain is connected the triangle center position of motion platform and fixed platform.
Further, aforesaid " Fresnel " optics landing aid device stable inertia compensating test platform, wherein, the equilateral triangle surface of fixed platform is greater than the equilateral triangle surface of motion platform.
The beneficial effect of the utility model is following: the test platform that the utility model provided adopts parallel closed loop mechanism, and support stiffness and load-carrying capacity are high, and the guiding constraint side chain has further improved the rigidity of this test platform; Motion platform adopts three legs parallel connections to support, rolling, pitching rotational angle and hang down that to swing the displacement accumulated error little, and precision is high; Proving installation is by the servomotor closed loop control of three symmetric arrangement, and the numeric value analysis algorithm is simple, can carry out micro-manipulation to the speed and the position of motion platform; Compare with the servo apply hydraulic pressure control system, debugging is simple, reliability is high, contamination resistance is strong.
Description of drawings
Fig. 1 is the principle schematic of the utility model;
Fig. 2 is the structural representation of the utility model;
Fig. 3 is the structural representation of no constrained branched chain;
Fig. 4 is the structural representation of guiding constraint side chain;
The universal hinge that Fig. 5 does not have constrained branched chain is connected scheme drawing with the part of fixed platform;
Fig. 6 is connected scheme drawing for the ball pivot of no constrained branched chain with the part of motion platform;
Fig. 7 is that the universal hinge of guiding constraint side chain is connected scheme drawing with the part of motion platform.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is carried out detailed description.
" Fresnel " optics landing aid device stable inertia compensating test flat-bed principle that the utility model provided is as shown in Figure 1, by motion platform B
1B
2B
3, fixed platform A
1A
2A
3, guiding constraint side chain A
0B
0, symmetric arrangement no constrained branched chain
Form with electric control system.Guiding constraint side chain A
0B
0Have 3 degree of freedom, no constrained branched chain
Have 6 degree of freedom.Wherein motion platform is used for fixing installation " Fresnel " optics landing aid device; No constrained branched chain adopts the set rolling of servo electric jar
drive movement Platform Implementation, pitching and hangs down and swings motion; One end links to each other with motion platform through ball pivot, and the other end links to each other with fixed platform through universal hinge; The guiding constraint side chain is used for that the constrained motion flat-bed yaws, swaying and surge motion, is positioned at the center of the no constrained branched chain of symmetric arrangement.Guiding constraint side chain one end is through universal hinge B
4Be connected with motion platform, the other end is through servo electric jar L
4Be connected with the fixed platform vertical fixing.Electric control system is made up of industrial computer (containing Control Software), motion control card, motor servo driver and high precision photoelectric coder, and the drive displacement through numeric value analysis algorithm controls servo electric jar changes no constrained branched chain A
iB
i(i 1～3) and guiding constraint side chain A
0B
0Bar long.This proving installation can make motion platform realize moving around the diaxon rotation of universal hinge pivot center and the one dimension of edge guiding side chain, swings the purpose of motion thereby reach the rolling of simulation mother ship carrier, pitching and hang down.
The structure of a kind of specific embodiment of the utility model is as shown in Figure 2, and motion platform 1 is equilateral triangle with fixed platform 2, and the equilateral triangle surface of fixed platform 2 is greater than the equilateral triangle surface of motion platform 1.Three groups of positions, three angles that are connected motion platform 1 and fixed platform 2 of not having constrained branched chain 3,4,5 symmetries, the connection location point of guiding constraint side chain 6 lays respectively on the circumcenter of a triangle of motion platform 1 equilateral triangle and fixed platform 2 equilateral triangles.
As shown in Figure 3, every group is not had constrained branched chain and is connected to form by ball pivot 7, servo electric jar 8 and universal hinge 9, and universal hinge 9 is located at the cylinder ends of servo electric jar 8 and the end of piston rod 10 respectively with ball pivot 7; No constrained branched chain is connected with fixed platform through universal hinge 9, is connected with motion platform through ball pivot 7.The local annexation of universal hinge and fixed platform is as shown in Figure 5, servo electric jar 8 be located at fixed platform on universal hinge mount pad 16 between be provided with through universal hinge rotating shaft 15 and be connected, universal hinge rotating shaft 15 is provided with universal hinge and turns 14.The local annexation of ball pivot and motion platform is as shown in Figure 6, servo-electric cylinder piston rod 10 be located at motion platform 1 on ball pivot mount pad 17 between be provided with through ball pivot rotating shaft 19 and be connected, ball pivot rotating shaft 19 is provided with ball pivot and turns 18.
As shown in Figure 4, the guiding constraint side chain is made up of with servo electric jar 12 universal hinge 11, and universal hinge 11 is located at the end of the piston rod 13 of servo electric jar; The guiding constraint side chain is connected with motion platform through universal hinge 11, servo electric jar 12 and fixed platform vertical fixing.The local annexation of universal hinge and motion platform is as shown in Figure 7, servo-electric cylinder piston rod 13 be located at motion platform 1 on universal hinge mount pad 22 between be provided with through universal hinge rotating shaft 21 and be connected, universal hinge rotating shaft 21 is provided with universal hinge and turns 20.
" Fresnel " optics landing aid device stable inertia compensating test platform that the utility model provided is that desired motion flat-bed roll angle and pitch angle
and heave displacement change according to the rule of setting; Whether satisfy designing requirement so that detect its servo-actuated servo control unit, verify whether the light beam that central lamp box sends is stable.This device can carry out micro-manipulation to the speed and the position of motion platform, through the rolling of simulation mother ship carrier on ocean, pitching with hang down and swing compound motion, in real time the stable inertia compensation performance of " Fresnel " optics landing aid device is tested.
Claims (5)
1. " Fresnel " optics landing aid device stable inertia compensating test platform; Comprise the motion platform (1) and the fixed platform (2) that are used for installing " Fresnel " optics landing aid device, it is characterized in that: described motion platform (1) is connected with fixed platform (2) with the guiding constraint side chain (6) with 3 degree of freedom through the many groups of no constrained branched chains (3,4,5) with 6 degree of freedom respectively.
2. " Fresnel " as claimed in claim 1 optics landing aid device stable inertia compensating test platform; It is characterized in that: every group is not had constrained branched chain and is connected to form by ball pivot (7), servo electric jar (8) and universal hinge (9), and universal hinge (9) and ball pivot (7) are located at the cylinder ends and piston rod (10) end of servo electric jar (8) respectively; No constrained branched chain is connected with fixed platform (2) through universal hinge (9), is connected with motion platform (1) through ball pivot (7).
3. " Fresnel " as claimed in claim 1 optics landing aid device stable inertia compensating test platform; It is characterized in that: the guiding constraint side chain is made up of universal hinge (11) and servo electric jar (12), and universal hinge (11) is located at piston rod (13) end of servo electric jar; The guiding constraint side chain is connected with motion platform (1) through universal hinge (11), servo electric jar (12) and fixed platform (2) vertical fixing.
4. like claim 1 or 2 or 3 described " Fresnel " optics landing aid device stable inertia compensating test platform; It is characterized in that: described motion platform (1) and fixed platform (2) are equilateral triangle; Three groups of positions, three angles that are connected motion platform (1) and fixed platform (2) of not having constrained branched chain (3,4,5) symmetry, guiding constraint side chain (6) is connected the triangle center position of motion platform (1) and fixed platform (2).
5. " Fresnel " as claimed in claim 4 optics landing aid device stable inertia compensating test platform is characterized in that: the equilateral triangle surface of fixed platform (2) is greater than the equilateral triangle surface of motion platform (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204835740U CN202368794U (en) | 2011-11-29 | 2011-11-29 | Inertial stability compensation testing platform of Fresnel optical landing assistance device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204835740U CN202368794U (en) | 2011-11-29 | 2011-11-29 | Inertial stability compensation testing platform of Fresnel optical landing assistance device |
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| CN202368794U true CN202368794U (en) | 2012-08-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204835740U Expired - Fee Related CN202368794U (en) | 2011-11-29 | 2011-11-29 | Inertial stability compensation testing platform of Fresnel optical landing assistance device |
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| CN (1) | CN202368794U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104627857A (en) * | 2015-02-16 | 2015-05-20 | 哈尔滨工程大学 | Active heave compensation experimental device |
| CN108908300A (en) * | 2018-08-08 | 2018-11-30 | 华中科技大学 | A kind of Three-degree-of-freedom motion platform of two rotation-translation |
| CN109383650A (en) * | 2017-08-14 | 2019-02-26 | 中交第二航务工程局有限公司 | A kind of sea crawler-type traveling job platform |
| CN109383649A (en) * | 2017-08-14 | 2019-02-26 | 中交第二航务工程局有限公司 | A kind of crawler-type traveling platform offshore construction method |
| CN109733530A (en) * | 2018-12-14 | 2019-05-10 | 上海海事大学 | A kind of series-parallel six degree of freedom active compensation of undulation platform and its compensation method |
| CN109774969A (en) * | 2019-01-25 | 2019-05-21 | 上海卫星工程研究所 | Based on the dynamic embedded semi-physical system followed of air floatation ball person who harbors criminals or contraband goods |
| CN111811436A (en) * | 2020-07-20 | 2020-10-23 | 中国人民解放军海军航空大学青岛校区 | Calibration device and calibration method for zero-returning posture of lamp box |
| CN113581490A (en) * | 2021-07-28 | 2021-11-02 | 中国商用飞机有限责任公司 | Water counter weight system test platform and test system |
| CN113919184A (en) * | 2021-12-13 | 2022-01-11 | 西安羚控电子科技有限公司 | Optical landing-assistant modeling simulation method and landing-assistant system for Fresnel lens lamp |
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2011
- 2011-11-29 CN CN2011204835740U patent/CN202368794U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104627857A (en) * | 2015-02-16 | 2015-05-20 | 哈尔滨工程大学 | Active heave compensation experimental device |
| CN109383650A (en) * | 2017-08-14 | 2019-02-26 | 中交第二航务工程局有限公司 | A kind of sea crawler-type traveling job platform |
| CN109383649A (en) * | 2017-08-14 | 2019-02-26 | 中交第二航务工程局有限公司 | A kind of crawler-type traveling platform offshore construction method |
| CN108908300A (en) * | 2018-08-08 | 2018-11-30 | 华中科技大学 | A kind of Three-degree-of-freedom motion platform of two rotation-translation |
| CN108908300B (en) * | 2018-08-08 | 2020-08-04 | 华中科技大学 | Two-rotation one-translation three-freedom-degree motion platform |
| CN109733530A (en) * | 2018-12-14 | 2019-05-10 | 上海海事大学 | A kind of series-parallel six degree of freedom active compensation of undulation platform and its compensation method |
| CN109774969A (en) * | 2019-01-25 | 2019-05-21 | 上海卫星工程研究所 | Based on the dynamic embedded semi-physical system followed of air floatation ball person who harbors criminals or contraband goods |
| CN111811436A (en) * | 2020-07-20 | 2020-10-23 | 中国人民解放军海军航空大学青岛校区 | Calibration device and calibration method for zero-returning posture of lamp box |
| CN111811436B (en) * | 2020-07-20 | 2022-04-05 | 中国人民解放军海军航空大学青岛校区 | Calibration device and calibration method for zero-returning posture of lamp box |
| CN113581490A (en) * | 2021-07-28 | 2021-11-02 | 中国商用飞机有限责任公司 | Water counter weight system test platform and test system |
| CN113919184A (en) * | 2021-12-13 | 2022-01-11 | 西安羚控电子科技有限公司 | Optical landing-assistant modeling simulation method and landing-assistant system for Fresnel lens lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120808 Termination date: 20121129 |