CN109342994A - A kind of optical guidance system - Google Patents
A kind of optical guidance system Download PDFInfo
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- CN109342994A CN109342994A CN201811520456.5A CN201811520456A CN109342994A CN 109342994 A CN109342994 A CN 109342994A CN 201811520456 A CN201811520456 A CN 201811520456A CN 109342994 A CN109342994 A CN 109342994A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/78—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using electromagnetic waves other than radio waves
- G01S3/782—Systems for determining direction or deviation from predetermined direction
- G01S3/785—Systems for determining direction or deviation from predetermined direction using adjustment of orientation of directivity characteristics of a detector or detector system to give a desired condition of signal derived from that detector or detector system
- G01S3/786—Systems for determining direction or deviation from predetermined direction using adjustment of orientation of directivity characteristics of a detector or detector system to give a desired condition of signal derived from that detector or detector system the desired condition being maintained automatically
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
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- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Telescopes (AREA)
Abstract
The present invention relates to a kind of optical guidance systems, comprising: turntable, for adjusting the angle of turntable itself according to the position of target；Reference calibration mechanism carries out reference calibration for the original state to turntable；Photoelectric encoder, the angle started turning for measuring circurmarotate from original state simultaneously export measured value to terminal；The present invention carries out calibration zeroing by original state of the reference calibration mechanism to turntable itself, object observing and tracking target are searched by adjusting the angle of turntable itself according to the position of target, the angle of turntable rotation is measured by photoelectric encoder and exports the measured value to terminal, and the present invention realizes axes-angle conversion using photoelectric encoder.
Description
Technical field
The present invention relates to optical tracking field more particularly to a kind of optical guidance systems.
Background technique
Optical guidance equipment belongs to optical telescope, is a kind of common semi-automatic subtest dress of Instrumentation Radar
It sets.When work, airbound target is found and captured by the optical imagery of optical telescope using human eye, then by manually grasping
Vertical optical tracking mechanism, tracks target, and give the angle change value in two orientation, pitching shaftings to thunder by software
Up to system, final real-time control servo and antenna track target and are measured.
Traditional optical guidance equipment generally comprises the parts such as optical system, axes-angle conversion system, mechanical shafting.Opticator
Polemoscope is generally used, axes-angle conversion generally uses selsyn or rotary transformer collocation axes-angle conversion circuit to realize.
With the development of technology and equipment, traditional optical guide equipment structure, it is electrical, in terms of some problems gradually expose
Out.The general heavier-weight of polemoscope reaches 15kg, and along with structural members such as matched tripod, balancing disks, total weight is super
Cross 30kg, transport, be unfolded, remove receipts, in terms of there is inconvenience, it is maintainable poor.The selsyn that mechanical shafting uses
Machine is needed by that could communicate with computer after SD conversion module, therebetween in addition to using dedicated SD signaling interface,
SD conversion module must also be designed in computer one end, be communicated using buses such as PCI with computer, the poor universality of interface, at
This height.
Summary of the invention
The technical problem to be solved by the present invention is in view of the deficiencies of the prior art, provide a kind of optical guidance system, with
Solve at least one of above-mentioned technical problem.
The technical scheme to solve the above technical problems is that a kind of optical guidance system, comprising:
Turntable, for adjusting the angle of turntable itself according to the position of target；
Reference calibration mechanism carries out reference calibration for the original state to turntable.
Photoelectric encoder, the angle started turning for measuring circurmarotate from original state simultaneously export measured value to terminal.
The beneficial effects of the present invention are: calibration zeroing is carried out by original state of the reference calibration mechanism to turntable itself,
Object observing and tracking target are searched by adjusting the angle of turntable itself according to the position of target, are surveyed by photoelectric encoder
It measures the angle of turntable rotation and exports the measured value to terminal, the present invention realizes axes-angle conversion using photoelectric encoder.
Based on the above technical solution, the present invention can also be improved as follows.
Further, turntable includes pedestal, azimuth axis and pitch axis, and azimuth axis and pitch axis are turned by photoelectric encoder respectively
Dynamic connection is on the base.
Beneficial effect using above-mentioned further scheme is: azimuth axis and pitch axis are rotated by photoelectric encoder connect respectively
Connect the angle value, pitch axis and pedestal for measuring by photoelectric encoder rotate between azimuth axis and pedestal respectively on the base
Between the measured value that rotates, and two measured values are exported to terminal respectively by photoelectric encoder.
Further, pedestal includes the first plate and the second plate, and photoelectric encoder includes azimuth encoder and pitching encoder, the
One plate is rotatablely connected by azimuth encoder and azimuth axis；Second plate is connect by pitching encoder with pitch axes；Orientation
Axis is vertically arranged with pitch axis.
Beneficial effect using above-mentioned further scheme is: azimuth axis and pitch axis are vertically arranged, so that turntable itself
Rotation includes orientation rotation and pitch rotation, wherein realizing the rotation tune of pitch orientation to the rotation between pedestal by pitch axis
Section, and pitch angle information is obtained by pitching encoder, realize that orientation is adjusted by the rotation between pedestal and azimuth axis, and lead to
It crosses azimuth encoder and obtains azimuth information, azimuth and pitch angle information are exported to terminal, guidance of the invention is realized
Miscellaneous function.
Further, pedestal is U-shaped, including horizontally disposed first plate and two the second plates being vertically arranged, orientation
Axis is rotatably connected on the center of the first plate, and the axis of azimuth axis and the first plate are perpendicular；Pitch axes are mounted on two
On a second plate, and the axis of pitch axis is parallel with the first plate.
Beneficial effect using above-mentioned further scheme is: azimuth axis is rotatably connected on the center of the first plate, so that
Pedestal can be balanced more, avoid run-off the straight, improve measurement accuracy；And be mounted on two the second plates by pitch axes, and
The axis of pitch axis is parallel with the first plate, enables and is directly accurately finely tuned when adjusting the angle of turntable, and above-mentioned base
The structure of seat is simple, is easily installed with detachable maintaining replacement etc., azimuthal and pitch angle it is easy to adjust simple to operation.
Further, reference calibration mechanism includes azimuth reference correcting mechanism and pitching reference calibration mechanism, azimuth reference school
Quasi- mechanism is connect with azimuth encoder, for carrying out initial calibration to azimuth encoder；Pitching reference calibration mechanism and pitching are compiled
Code device connection, for carrying out initial calibration to pitching encoder.
Beneficial effect using above-mentioned further scheme is: being carried out just by azimuth reference correcting mechanism to azimuth encoder
Beginning calibration carries out initial calibration to azimuth axis, and carrying out initial calibration to pitching encoder by pitching reference calibration mechanism is pair
Pitch axis carries out initial calibration, realizes the initial calibration zeroing of system, improves precision and accuracy.
Further, azimuth reference correcting mechanism is compass, and horizontal reference correcting mechanism is level meter.
Beneficial effect using above-mentioned further scheme is: compass and level meter being arranged on turntable, for establishing light
Learn the orientation and pitching benchmark of guidance system itself.Such as radar system is under " light school " state, it can be to the electricity of radar antenna
Axis and the optical axis of optical guidance equipment are calibrated, and realize " zeroing " function of optical guidance system.
Further, an electric interfaces are additionally provided on turntable, all purpose communication on azimuth encoder and pitching encoder connects
Mouth is connect with electric interfaces respectively；For electric interfaces by one power pack of cable connection, power pack is that azimuth encoder and pitching are compiled
Voltage is organized in code device offer altogether, and exports the measured value that azimuth encoder and pitching encoder obtain.
Using the beneficial effect of above-mentioned further scheme is: electric interfaces for azimuth encoder and pitching encoder for mentioning
For operating voltage, while the orientation of the target gone out by turntable rotation measuring, pitch information are exported, by electric interfaces by orientation
The azimuth information of encoder measurement and the pitch information output of pitching encoder measurement, by software by two orientation, pitching axis
The angle change value of system gives terminal (servo mechanism of the optical guidances equipment such as host computer or radar system), final real-time control
Servo and antenna, track target and are measured.
Further, turntable further includes the mounting base for installing opticator, and mounting base is fixed on pitch axis；Optical section
Divide for finding and tracking target, it is mobile according to the position of target that opticator is adjusted by adjusting the angle of turntable itself.
Beneficial effect using above-mentioned further scheme is: opticator concretely telescope, telescope and mounting base
It is detachably connected, the replaceable and removable of telescope is realized in the detachable installation of telescope, convenient for being unfolded, removing receipts and transport
Deng；By rotating pitch axis, the telescope on pitch axis is driven to rotate around the axis of pitch axis；When rotating base, pitching is driven
Axis is rotated around the axis of azimuth axis, and then telescope is driven to rotate around azimuth axis；When finding and tracking target, pass through pitch axis
With the rotation of pedestal, the attitude regulation in orientation to telescope, pitching is realized, and then realizes the search and track to target；It hopes
Remote mirror is used to search object observing, and lightweight general domestic telescope can be used, at low cost, small in size, light-weight, facilitates exhibition
Open, remove receipts, transport etc., have good maintainability and economy.
It further, further include bracket, azimuth axis is fixed by screws on bracket；Bracket it is height-adjustable；Further include
Operation handle, operation handle are mounted on the two sides of pitch axis, for adjusting the angle of turntable itself.
Beneficial effect using above-mentioned further scheme is: azimuth axis being fixedly mounted on bracket by screw, is whole
A turntable provides a fixed basis, and when rotating base and pitch axis, azimuth axis is fixed, guarantees the accuracy of measurement；
The height of adjustment bracket facilitates people to operate turntable and adjust the level of turntable；Pitch axis is rotated by operation handle, simultaneously
Pitch axis can be driven to rotate around azimuth axis with moving base by operation handle.
Further, the slewing area between azimuth axis and pedestal is 0 °~360 °；Rotation model between pitch axis and pedestal
Enclose is -10 °~+87 °.
Using the beneficial effect of above-mentioned further scheme is: azimuth slewing area between azimuth axis and pedestal for 0 °~
360 °, when azimuth axis is fixed, pedestal comprehensive can track target around 360 ° of azimuth axis any rotations；And pitching
Pitch angle slewing area between axis and pedestal is -10 °~+87 °, on the one hand, in the pitch direction, satisfaction is to mesh within the scope of this
The requirement of tracking is marked, the present invention tracks airbound target, can satisfy all ultralow airbound targets horizontal by -10 °
It tracks, is that opticator is vertical in order to prevent in+87 ° of limitation setting above the horizontal plane and there is a situation where fall.
Detailed description of the invention
Fig. 1 is optical guidance equipment stereoscopic schematic diagram of the present invention；
Fig. 2 is the main view of Fig. 1；
Fig. 3 is the turntable schematic diagram in optical guidance equipment of the present invention；
Fig. 4 is working principle diagram of the present invention.
In attached drawing, parts list represented by the reference numerals are as follows:
1- opticator, 2- turntable, 21- pedestal, the first plate of 211-, the second plate of 212-, 22- azimuth axis, 23- pitch axis,
24- reference calibration mechanism, 241- compass, 242- level meter, 25- electric interfaces, 26- operation handle, 3- mounting base, 4- photoelectricity
Encoder, 41- azimuth encoder, 42- pitching encoder, 5- power pack, 6- bracket, 7- screw.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.
Embodiment 1
As shown in Figs 1-4,
A kind of optical guidance system, comprising:
Turntable 2, for adjusting the angle of turntable 2 itself according to the position of target；
Reference calibration mechanism 24 carries out reference calibration for the original state to turntable 2.
Photoelectric encoder 4, the angle started turning for measuring circurmarotate 2 from original state simultaneously export measured value to end
End.
The beneficial effect of the present embodiment is: being calibrated by original state of the reference calibration mechanism 24 to turntable 2 itself
Zeroing is searched object observing and tracking target by adjusting the angle of turntable 2 itself according to the position of target, is compiled by photoelectricity
Code device 4 measures the angle of turntable rotation and exports the measured value to terminal, and the present invention realizes shaft angle using photoelectric encoder 4
Conversion.
Embodiment 2
As shown in Figs 1-4, a kind of optical guidance system, comprising:
Turntable 2, for adjusting the angle of turntable 2 itself according to the position of target；
Reference calibration mechanism 24 carries out reference calibration for the original state to turntable 2.
Photoelectric encoder 4, the angle started turning for measuring circurmarotate 2 from original state simultaneously export measured value to end
End.
Calibration zeroing is carried out by original state of the reference calibration mechanism 24 to turntable 2 itself, it is logical according to the position of target
The angle of turntable 2 itself is overregulated to search object observing and tracking target, and turntable 2 is measured by photoelectric encoder 4 and is rotated
Angle and the measured value is exported to terminal, the present invention realizes axes-angle conversion using photoelectric encoder 4.
As shown in Figs 1-4, turntable 2 includes pedestal 21, azimuth axis 22 and pitch axis 23, and azimuth axis 22 and pitch axis 23 are distinguished
It is rotatably connected on pedestal 21 by photoelectric encoder 4.Turntable 2 further includes the mounting base 3 for installing opticator 1, installation
Seat 3 is fixed on pitch axis 23；Opticator 1 is adjusted for finding and tracking target by adjusting the angle of turntable 2 itself
Opticator 1 is mobile according to the position of target.
Specifically, opticator 1 is telescope.
Pedestal 21 includes the first plate 211 and the second plate 212, and photoelectric encoder 4 includes that azimuth encoder 41 and pitching encode
Device 42, the first plate 211 are rotatablely connected by azimuth encoder 41 and azimuth axis 22；Second plate 212 by pitching encoder 42 with
Pitch axis 23 is rotatablely connected；Azimuth axis 22 is vertically arranged with pitch axis 23.
Preferably, pedestal is U-shaped, including horizontally disposed first plate 211 and two the second plates being vertically arranged
212, azimuth axis 22 is rotatably connected on the center of the first plate 211, and the axis of azimuth axis 22 and the first plate 211 are perpendicular；
Pitch axis 23 is rotatably installed on two the second plates 212, and the axis of pitch axis 23 is parallel with the first plate 211.
Specifically, the rotor of azimuth encoder 41 is fixed on azimuth axis 22, the stator of azimuth encoder 41 is fixed on base
On seat 21；Azimuth encoder 41 is for measuring the angle that pedestal 21 is rotated relative to azimuth axis 22；
The rotor of pitching encoder 42 is fixed on pitch axis 23, and the stator of pitching encoder 42 is fixed on pedestal 21,
Pitching encoder 42 is for measuring the angle that pitch axis 23 is rotated relative to pedestal 21；
Preferably, universal communication interface is RS485 communication interface, and azimuth encoder 41 and pitching encoder 42 select single
Absolute optical encoder 4 to be enclosed, conversion of the angle information to digital quantity is directly realized by, precision is 14, RS485 communication interface,
Baud rate 38400, data updating rate 500Hz, output format are Gray code.The azimuth axis 22 of optical guidance system and pedestal 21
An encoder is respectively installed in the junction of junction, pitch axis 23 and pedestal 21, and every encoder has a RS485 interface,
Its absolute location information directly passes through RS485 interface and exports, and is interconnected with the RS485 interface of computer.RS485 interface is supported
Equipment cascading is identified by device address, is transmitted using twisted-pair shielded wire, and transmission range is up to 1km.
Azimuth axis 22 and azimuth encoder 41 constitute azimuthal measurement mechanism, and the rotor of azimuth encoder 41 is fixed on azimuth axis
On 22, stator is fixed on the base, the angle rotated for measuring pedestal 21 relative to azimuth axis 22；Pitch axis 23 and pitching are compiled
Code device 42 constitutes pitching measuring mechanism, and the rotor of pitching encoder 42 is fixed on pitch axis 23, and stator is fixed on the base, uses
In the angle that measurement pitch axis 23 is rotated relative to pedestal 21；Azimuth encoder 41 and pitching encoder 42 are directly realized by angle letter
Cease the conversion to digital quantity；Azimuth encoder 41 and pitching encoder 42 have a universal communication interface, absolute position letter
Breath is directly exported by universal communication interface.
The detachable installation of telescope 1 realizes the replaceable and removable of telescope 1, convenient for being unfolded, removing receipts and transport
Deng；By rotating pitch axis 23, the telescope 1 on pitch axis 23 is driven to rotate around the axis of pitch axis 23；Due to pitch axis 23
It is arranged in a mutually vertical manner with azimuth axis 22, the azimuth plane where the rotation of pedestal 21 and the pitching where when 1 pitch rotation of opticator
Face is vertical；When rotating base 21, pitch axis 23 is driven to rotate around the axis of azimuth axis 22, and then drive telescope 1 around azimuth axis
22 rotations, by the rotation of pitch axis 23 and pedestal 21, realize the orientation to telescope 1, bow when finding and tracking target
The attitude regulation faced upward, and then realize the search and track to target.
Azimuth axis 22 and pitch axis 23 are rotatablely connected on the base by photoelectric encoder 4 respectively, pass through photoelectric encoder 4
Measure the measured value rotated between the angle value rotated between azimuth axis 22 and pedestal 21, pitch axis 23 and pedestal 21 respectively,
And two measured values are exported to terminal respectively by photoelectric encoder 4.
Azimuth axis 22 and pitch axis 23 are vertically arranged so that the rotation of turntable 2 itself include orientation rotation and pitch rotation,
It wherein realizes that the rotation of pitch orientation is adjusted by pitch axis 23 to the rotation between pedestal 21, and is obtained by pitching encoder 42
Pitch angle information is obtained, realizes that orientation is adjusted by the rotation between pedestal 21 and azimuth axis 22, and obtain by azimuth encoder 41
Azimuth information is obtained, azimuth and pitch angle information are exported to terminal, guidance miscellaneous function of the invention is realized.
Azimuth axis 22 is rotatably connected on the center of the first plate, and pedestal 21 is more balanced, run-off the straight is avoided, is mentioned
High measurement accuracy；And it is rotatably installed on two the second plates 212 by pitch axis 23, and the axis of pitch axis 23 and the first plate
211 is parallel, enables and is directly accurately finely tuned when adjusting the angle of turntable 2, will not adjusted because of the offset of position
During section, rotated small angle, but while being transmitted to telescope, rotates the case where larger angle, and it is above-mentioned
The structure of pedestal 21 is simple, be easily installed with detachable maintaining replacement etc., the simple easily behaviour easy to adjust of azimuthal and pitch angle
Make.
As shown in Figs 1-4, a kind of optical guidance system, reference calibration mechanism 24 include azimuth reference correcting mechanism and pitching
Reference calibration mechanism, azimuth reference correcting mechanism are connect with azimuth encoder 41, for carrying out initial school to azimuth encoder 41
It is quasi-；Pitching reference calibration mechanism is connect with pitching encoder 42, for carrying out initial calibration to pitching encoder 42.
Initial calibration is carried out to azimuth encoder 41 by azimuth reference correcting mechanism, initial school is carried out to azimuth axis 22
Standard carries out initial calibration to pitching encoder 42 by pitching reference calibration mechanism and carries out initial calibration to pitch axis 23, real
The initial calibration zeroing of existing system, improves precision and accuracy.
Specifically, azimuth reference correcting mechanism and pitching reference calibration mechanism are installed in horizontally disposed first plate 211
On, specifically, azimuth reference correcting mechanism is compass 241, horizontal reference correcting mechanism is level meter 242.
Compass 241 and level meter 242 are set on the first plate 211, for establishing the orientation of optical guidance system itself
With pitching benchmark.Such as radar system is under " light school " state, can electric axis and optical guidance equipment to radar antenna light
Axis is calibrated, and realizes " zeroing " function of optical guidance system.
As shown in Figs 1-4, a kind of optical guidance system is additionally provided with an electric interfaces 25 on turntable, specifically, pedestal 21
Second plate 212 be equipped with an electric interfaces 25, all purpose communication on azimuth encoder 41 and pitching encoder 42 connects
Mouth is connect with electric interfaces 25 respectively；For electric interfaces 25 by one power pack 5 of cable connection, power pack 5 is azimuth encoder 41
Voltage is organized altogether with the offer of pitching encoder 42, and exports the measured value that azimuth encoder 41 and pitching encoder 42 obtain.
In the present embodiment, computer software is integrated in power pack, it can also be directly by the electric interfaces of power pack and calculating
The connection of machine interface, electric interfaces 25 are used to provide operating voltage for azimuth encoder 41 and pitching encoder 42, while exporting logical
Cross orientation, the pitch information of the target that 2 rotation measuring of turntable goes out, the orientation for azimuth encoder 41 being measured by electric interfaces 25
The pitch information that information and pitching encoder 42 measure is exported to power pack, then passes through computer software for orientation, pitching two
The angle change value of a shafting gives terminal (servo mechanism of the optical guidances equipment such as host computer or radar system), final real-time
Servo and antenna are controlled, target is tracked and is measured.
As shown in Figs 1-4, a kind of optical guidance system, further includes bracket 6, and azimuth axis 22 is fixed on bracket 6 by screw 7
On；Bracket 6 it is height-adjustable；It further include operation handle 26, operation handle 26 is mounted on the two sides of pitch axis 23, for adjusting
The angle of turntable 2 itself.
Preferably, damping unit can be respectively set on azimuth axis 22 and pitch axis 23, when guaranteeing operation operation handle 26
It is more convenient, how damping unit is specifically set and guarantees the easy to operate of rotation pitch axis 23 and pedestal 21, is those skilled in the art
Member conventional means, just do not repeating herein, damping unit can choose existing selection damper, by operation handle 26 come
Pitch axis 23 is rotated, while pitch axis 23 can be driven to rotate around azimuth axis 22 with moving base 21 by operation handle 26.
Azimuth axis 22 is fixedly mounted on bracket by screw 7, a fixed basis is provided for entire turntable 2, turns
When moving base 21 and pitch axis 23, azimuth axis 22 is fixed, guarantees the accuracy of measurement；The height of adjustment bracket 6 facilitates people
To operate turntable 2 and adjust the level of turntable 2；Pitch axis 23 is rotated by operation handle 26, while can pass through manipulator
Handle 26 drives pitch axis 23 and then rotates with moving base 21 around azimuth axis 22.
As shown in Figs 1-4, a kind of optical guidance system, slewing area between azimuth axis 22 and pedestal 21 is 0 °~
360°；On the basis of horizontal plane, the slewing area between pitch axis 23 and pedestal 21 is -10 °~+87 °.
Specifically, limiting device can be arranged on pitch axis 23 and pedestal 21, which can be retention bead,
The angle position of restriction is set, how retention bead is set to those skilled in the art and limits slewing area, is normal
Technological means is advised, be not just discussed in detail herein, limiting device does not limit retention bead one kind, any to play limitation pitch axis
23 are suitable for the present invention with the limitation of 21 rotational angle range of pedestal, and the azimuth between azimuth axis 22 and pedestal 21 rotates model
Enclosing is 0 °~360 °, and when azimuth axis is fixed on bracket, azimuth axis is vertically arranged, and pedestal can arbitrarily be rotated around 360 ° of azimuth axis,
Comprehensive target can be tracked；And the pitch angle slewing area between pitch axis 23 and pedestal 21 is -10 °~+87 °,
The first plate is oriented parallel to as 0 ° of pitch angle benchmark using the head-up of telescope, on the one hand, in the pitch direction, satisfaction within the scope of this
Requirement to target following, the present invention track airbound target, can satisfy all ultralow flight mesh horizontal by -10 °
Target is tracked, and is that opticator 1 is vertical in order to prevent in+87 ° of limitation setting above the horizontal plane and there is a situation where fall.
Specifically, telescope uses 9 × 33 binoculars of general commercial in the present embodiment, pass through telescope mounting base 3
It is mounted on turntable 2, field angle: 7 ° × 7 °, operating distance: 0~20km (when visibility >=20km, to Medium Plane), setting
Level meter 242 and compass 241, for establishing the orientation and pitching benchmark of optical guidance system itself；Telescope is for searching
Lightweight general domestic telescope can be used in object observing, at low cost, small in size, light-weight, facilitates expansion, removes receipts, transport
Deng having good maintainability and economy.
Master's performance indicator to be achieved of the present invention is as follows:
The beneficial effect of the present embodiment is: using commercial binoculars in the present invention, devising turntable 2, and based on single
4 axes-angle conversion system of absolute optical encoder is enclosed, the function of optical guidance equipment is realized.Complete function of the present invention, performance
Index reaches design requirement, can meet radar system requirement.In addition, the present invention uses the universal product, general connect is realized
Mouth and data format, it is small in size, it is light-weight, facilitate expansion, remove receipts, transport etc., have good maintainability.System cost compared with
It is low, have good economy and certain practical value.
The course of work of the present embodiment is: the compass 241 and level meter 242 that are carried by system establish the orientation of system
With pitching benchmark, the azimuth axis 22 and pitch axis 23 of guidance equipment are calibrated；Secondly, passing through orientation, pitching encoder point
Not Huo get observed object azimuth and pitch angle；Finally, azimuth and pitch angle are passed to host computer by 485 buses
(or radar), and then obtain the movement in the orientation, pitch information or director radar of target.
In the description of this specification, reference term " embodiment one ", " embodiment two ", " example ", " specific example " or
The description of " some examples " etc. means that specific method, device or feature described in conjunction with this embodiment or example are contained in this hair
In at least one bright embodiment or example.In the present specification, schematic expression of the above terms are necessarily directed to
Identical embodiment or example.Moreover, specific features, method, apparatus or the feature of description can be in any one or more realities
Applying can be combined in any suitable manner in example or example.In addition, without conflicting with each other, those skilled in the art can incite somebody to action
The feature of different embodiments or examples and different embodiments or examples described in this specification is combined.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of optical guidance system characterized by comprising
Turntable (2), for the angle according to the position of target adjusting turntable (2) itself；
Reference calibration mechanism (24) carries out reference calibration for the original state to the turntable (2)；
Photoelectric encoder (4), for measure angle that the turntable (2) is started turning from original state and by measured value export to
Terminal.
2. a kind of optical guidance system according to claim 1, which is characterized in that the turntable (2) includes pedestal (21), side
Position axis (22) and pitch axis (23), the azimuth axis (22) and the pitch axis (23) pass through the photoelectric encoder (4) respectively
It is rotatably connected on the pedestal (21).
3. a kind of optical guidance system according to claim 2, which is characterized in that the pedestal (21) includes the first plate
(211) and the second plate (212), the photoelectric encoder (4) includes azimuth encoder (41) and pitching encoder (42), and described
One plate (211) is rotatablely connected by the azimuth encoder (41) and the azimuth axis (22)；Second plate (212) passes through institute
Pitching encoder (42) and the pitch axis (23) are stated to be rotatablely connected；The azimuth axis (22) is vertical with the pitch axis (23) to be set
It sets.
4. a kind of optical guidance system according to claim 3, which is characterized in that the pedestal (21) is U-shaped, including one
Horizontally disposed first plate (211) and two second plates (212) being vertically arranged, azimuth axis (22) rotation connect
The center in the first plate (211) is connect, and the axis of the azimuth axis (22) and first plate (211) are perpendicular；It is described
Pitch axis (23) is rotatably installed on two second plates (212), and the axis of the pitch axis (23) and the first plate (211)
In parallel.
5. a kind of optical guidance system according to claim 4, which is characterized in that the reference calibration mechanism (24) includes side
Position reference calibration mechanism and pitching reference calibration mechanism, the azimuth reference correcting mechanism and the azimuth encoder (41) are even
It connects, for carrying out initial calibration to the azimuth encoder (41)；Pitching reference calibration mechanism and the pitching encoder
(42) it connects, for carrying out initial calibration to the pitching encoder (42).
6. a kind of optical guidance system according to claim 5, which is characterized in that the azimuth reference correcting mechanism is guide
Needle (241), the horizontal reference correcting mechanism are level meter (242).
7. a kind of optical guidance system according to claim 4, which is characterized in that be additionally provided with one on the turntable and electrically connect
Mouthful (25), the universal communication interface on the azimuth encoder (41) and the pitching encoder (42) electrically connect with described respectively
Mouth (25) connection；For the electric interfaces (25) by one power pack of cable connection (5), the power pack (5) is orientation volume
Voltage is organized in code device (41) and the pitching encoder (42) offer altogether, and exports azimuth encoder (41) and the pitching encoder
(42) measured value obtained is to terminal.
8. a kind of optical guidance system according to claim 2, which is characterized in that the turntable (2) further includes for installing
The mounting base (3) of opticator (1), the mounting base (3) are fixed on the pitch axis (23)；The opticator (1) is used
In discovery and tracking target.
9. according to a kind of any one of claim 2-7 optical guidance system, which is characterized in that it further include bracket (6), it is described
Azimuth axis (22) is fixed on the bracket (6) by screw (7)；The bracket (6) it is height-adjustable；
It further include operation handle (26), the operation handle (26) is mounted on the two sides of the pitch axis (23), for adjusting
State the angle of turntable (2) itself.
10. according to a kind of any one of claim 2-7 optical guidance system, which is characterized in that the azimuth axis (22) with
The slewing area of pedestal (21) is 0 °~360 °；The slewing area of the pitch axis (23) and pedestal (21) is -10 °~+87 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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