CN109682256A - A kind of laser motion target simulator - Google Patents
A kind of laser motion target simulator Download PDFInfo
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- CN109682256A CN109682256A CN201811546213.9A CN201811546213A CN109682256A CN 109682256 A CN109682256 A CN 109682256A CN 201811546213 A CN201811546213 A CN 201811546213A CN 109682256 A CN109682256 A CN 109682256A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G7/00—Direction control systems for self-propelled missiles
- F41G7/001—Devices or systems for testing or checking
- F41G7/002—Devices or systems for testing or checking target simulators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G3/00—Aiming or laying means
- F41G3/32—Devices for testing or checking
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G7/00—Direction control systems for self-propelled missiles
- F41G7/001—Devices or systems for testing or checking
- F41G7/005—Devices or systems for testing or checking for testing benches or sets
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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- Mechanical Light Control Or Optical Switches (AREA)
Abstract
The application belongs to laser eyepiece analogue technique field, is related to laser motion target simulator, is summarized as follows: laser radiation laser；By motion-control module, energy adjustment unit adjusts energy, and hot spot adjusts unit and adjusts spot size；Spot motion unit adjusts hot spot orientation and pitch angle, and exports laser, projects laser light scattering screen, forms diffusing reflection laser；Optical alignment subsystem collimates diffusing reflection laser, provides near infinite remote laser pumping for measured laser target seeker.The fast laser motion target simulator of herein described a wide range of, high-precision, high speed, high stability, response, reliable test platform is provided for target seeker development and performance test, it is small to solve conventional laser moving target simulator energy variation range, poor linearity, the problems such as facula position precision, low velocity accuracy and hot spot degree of regulation, accelerate product development and sizing, laser-guided weapons systems design, the stages such as develop, be delivered for use and have great role.
Description
Technical field
The application belongs to high-precision large-range laser motion target simulation key technology area, is related to a kind of laser motion mesh
Mark simulator, in particular to a kind of large-scale laser motion control module of high-precision high-speed high stability.
Background technique
In the traditional Project R&D process of laser guided weapon, there are new technology lead time length and traditional experiment room to survey
The two serious problems for hindering laser guided weapon development are limited in examination very much.In order to solve this two large problems, need to establish sharp
Photomovement target simulation system (laser motion target simulator) is developed for target seeker and performance test provides reliably
Test platform in the design of system, prototype design and the different phases such as is delivered for use all for accelerating the development and sizing of product
Play the role of very big.
Core of the laser motion target simulation system as semi-matter simulating system, precision are directly related to equipment under test
Reliability and result accuracy.With advances in technology with the promotion of national military strength, battlefield surroundings are also more and more multiple
It is miscellaneous；So the laser optics characteristic index under actual combat environment is higher and higher, to the performance indicator of laser motion target simulation system
It is required that also higher and higher.The generally existing energy variation dynamic range of laser motion target simulation system that the country is built at present is small,
The linearity is bad, facula position precision, the problems such as movement velocity precision and dynamic hot spot degree of regulation be not high.Develop big model
It encloses, the laser motion target simulator of high-precision, high speed, high stability, response quickly becomes extremely urgent task.
Summary of the invention
Technical problems to be solved in this application are: providing a kind of laser motion target simulator, the laser motion target
Simulator has high speed, high-precision, high stability, a wide range of and response quickly characteristic；Meanwhile to adapt to become increasingly complex
Battlefield surroundings, develop target seeker of new generation, reliable test platform be provided.Currently, the domestic laser motion mesh built
Mark the generally existing energy variation dynamic range of simulation system it is small, the linearity is bad, facula position precision, movement velocity precision and
The problems such as dynamic hot spot degree of regulation is not high.
To solve the above-mentioned problems, this application discloses a kind of high speed, high-precision, high stability, a wide range of and responses
Quick laser motion target simulator, specific technical solution are as follows:
A kind of laser motion target simulator, comprising: laser optics simulates subsystem, laser light scattering screen, optical alignment
Subsystem and control subsystem；
The laser beam that the laser optics simulation subsystem generates, first emits to laser light scattering screen, then be emitted to light
Learn collimation subsystem；
The laser light scattering screen is used for: to from laser optics simulation subsystem laser beam (laser emission) with
Certain scattering angle radiation, forms diffusing reflection laser；
The optical alignment subsystem is located at the incidence end of measured laser target seeker, is used for: to from laser light scattering screen
The diffusing reflection laser of curtain is collimated, and provides near infinite remote laser pumping for measured laser target seeker；
The control subsystem is used to control the laser beam that laser optics simulation subsystem generates；
The laser optics simulation subsystem includes: laser, energy adjustment unit, hot spot adjusting unit and spot motion
Unit；
The laser is connect with energy adjustment unit；
The laser beam that the laser generates first emits to energy adjustment unit, then is emitted to hot spot and adjusts unit, most
After be emitted to spot motion unit；
The laser is for providing the laser beam of specified wavelength, energy and frequency；
The energy adjustment unit is used for: carrying out stepping adjusting to the energy of laser beam；
The hot spot adjusts unit and is used for: continuously adjusting to the size of hot spot (laser facula)；
The spot motion unit is used for: the orientation and pitch angle of hot spot are adjusted；
The spot motion unit includes: two dimension laser galvanometer；
The two dimension laser galvanometer is used for: being replaced traditional turntable, is carried out two-dimensional wiggle to laser beam, control laser motion
The motion profile of target, and by laser emitting, it realizes that laser motion target moves in the range of laser light scattering screen, that is, realizes
Laser motion target simulation；
The two dimension laser galvanometer is located at the laser emitting exit that hot spot adjusts unit, i.e. laser variable-focus expands optical path
Exit, that is, use: mobile method is carried out to laser motion target after object lens (zoom microscope group)；
The two dimension laser galvanometer includes: galvanometer motor component, X-axis galvanometer and Y-axis galvanometer；
The galvanometer motor component includes: galvanometer motor driver and galvanometer motor；
The galvanometer motor driver is connect with galvanometer motor, for driving the operating of galvanometer motor；
The galvanometer motor is connected with X-axis galvanometer, Y-axis galvanometer；
By the operating of galvanometer motor, change the pivot angle of X-axis galvanometer and Y-axis galvanometer.
Based on the above technical solution, effective clear aperture of the two dimension laser galvanometer are as follows: Φ 30mm, optics are swept
Retouch angular range are as follows: -30 °~30 °, reflectivity are as follows: 95%, the response time are as follows: 0.6ms；
The rotation acceleration of the galvanometer motor are as follows: 300 °/s2, velocity of rotation range are as follows: 0~50 °/s；
When the velocity of rotation of galvanometer motor is less than 1 °/s, the velocity of rotation precision of galvanometer motor is less than 0.005 °；
When the velocity of rotation of galvanometer motor is greater than 1 °/s, the velocity of rotation trueness error of galvanometer motor is less than 0.5%；
The position precision of the galvanometer motor are as follows: 0.1 °, positional stability are as follows: 0.006 °, position resolution are as follows:
0.006°。
Based on the above technical solution, the laser energy adjustable range of the energy adjustment unit are as follows: 0~30dB；
The energy adjustment unit includes: fixed attenuation module；
The fixed attenuation module includes: four holes rotation target wheel, three optical filters and target wheel rotating electric machine；
Four holes being evenly arranged are equipped on the circumference of four hole rotation target wheel, three optical filters are fixed respectively
In three holes in four holes rotation target wheel；
The decaying multiplying power of three optical filters is respectively 30dB, 20dB and 10dB；The target wheel rotating electric machine and four holes
Target wheel connection is rotated, and passes through target wheel rotating electric machine and controls four holes rotation target wheel rotation, for selecting the filter of suitably decaying multiplying power
Mating plate (attenuator) cuts optical path, the Spline smoothing of laser energy in simulation test.
Based on the above technical solution, the hot spot adjusts unit and includes: zoom microscope group, zoom motor and continuously decline
Subtract module；
The zoom motor is connect with zoom microscope group, and the focal length for controlling zoom microscope group；
The company of being equipped in the zoom optical path that the laser beam that the zoom microscope group is emitted energy adjustment unit carries out zoom
Continuous attenuation module；
The continuous attenuation module is used for: within the scope of 0~27.9dB, continuously being decayed to laser energy；
The continuous attenuation module and fixed attenuation block combiner use, to adjacent fixed attenuation multiplying power (such as 0 with
Between 10dB, between 10dB and 20dB and between 20dB and 30dB) it is finely divided, expand the consecutive variations model of laser energy
It encloses；
The fixed attenuation module and continuous attenuation module make laser energy can fixed attenuation also can continuously decay.
Based on the above technical solution, the continuous attenuation module is iris diaphgram (adjustable diaphragm)；
The iris diaphgram includes: 16 blades, loose collar and loose collar motor；
16 blades are superimposed as round clear aperture, and connect with loose collar；
The loose collar motor is connect with loose collar；
With the rotation of loose collar motor, loose collar is rotated with loose collar motor；
By rotating loose collar, makes 16 blades while movement, realize the variation of clear aperture；
The variable diameter range of the iris diaphgram are as follows: 20mm~0.8mm, so that laser energy is continuous in 0~27.9dB range
Decaying.
Based on the above technical solution, the hot spot adjusts the optical fiber output bore of unit are as follows:≤Φ 0.4mm, light
Spot adjustable range are as follows: Φ 50mm~Φ 120mm, the continuous vari-focus range of the zoom microscope group are as follows: 8mm~48mm, optical path amplification
Multiplying power are as follows: 125~300 times, zoom ratio is 2.4 times.
Based on the above technical solution, the control subsystem and master control platform (host computer) carry out communication connection, and
Receive the host computer instruction of master control platform transmission；
The control subsystem includes: motion-control module, control computer and control cabinet；
The motion-control module and control computer are mounted in control cabinet；
The control computer is connected with master control platform, and receives the host computer instruction of master control platform transmission；
The control computer is connect with motion-control module；
The motion-control module adjusts unit with energy adjustment unit, hot spot, spot motion unit is connect, and to energy
Adjust unit, hot spot adjusts unit, spot motion unit is controlled；
The control computer includes: control main frame, display, keyboard and mouse；
The control main frame is connected with master control platform, and receives the host computer instruction of master control platform transmission；
The control main frame is all connected with display, keyboard, mouse；
The keyboard and mouse are used for control main frame input human-computer interaction instruction；
The motion-control module includes: motion control card, galvanometer control card and stepper motor driver；
One end of the motion control card is connect with control main frame, and the other end is connect with stepper motor driver；
The stepper motor driver is connect with zoom motor, loose collar motor, target wheel rotating electric machine；
One end of the galvanometer control card is connect with control main frame, and the other end is connect with two dimension laser galvanometer.
Based on the above technical solution, the master control platform carries out communication company by real-time optical network and control subsystem
It connects, master control platform forms real-time optical fiber reflective memory network, laser motion target simulation by real-time optical network and control subsystem
The output transmission delay of device can achieve minimum；
Fiber reflection RAM card, the communication as laser motion target simulator and master control platform are set in real-time optical network
Interface, the master control platform carry out communication connection by fiber reflection RAM card and control subsystem；
The fiber reflection RAM card uses redundant transmission mode, and the accuracy of data is improved；
The laser is connect by optical fiber with energy adjustment unit；
For the motion control card using the advanced point control card of thunder match intelligence DMC3000 series, the DMC3000 series is high
Grade point position control card belongs to high-performance impulse type point position control card.
Based on the above technical solution, the fiber reflection RAM card uses the real-time reflective memory of VMIPCI-5565
Card, after fiber reflection RAM card, the transmission time of node and node is usually 1 microsecond；Therefore, for possessing 30 nodes
System, 30 microseconds are only needed by the time of network transmission to all nodes.
Based on the above technical solution, the zoom motor, loose collar motor and target wheel rotating electric machine are equal are as follows: 42 steps
Into motor；
The optical filter is near-infrared neutral density absorption-type optical filter；
The laser light scattering screen is made of base material and diffusing reflection coating；
The base material are as follows: acrylic, the diffusing reflection coating are wide spectrum metallic paint.
Based on the above technical solution, the laser motion target simulator further include: power supply subsystem, the confession
Power supply of the electric subsystem as laser motion target simulator.
Compared with prior art, the application has the following advantages:
The application gives the laser motion target simulator of a kind of high speed, high-precision, high stability and response quickly,
To adapt to the battlefield surroundings to become increasingly complex, target seeker of new generation is developed, reliable test platform is provided；Laser energy
In a wide range of interior continuously adjustable of 0~30dB；Pass through the output of theoretical calculation laser motion target simulator of the present invention
Transmission delay is that (the output transmission delay is 72ms: since the instruction issuing of control main frame, transporting to laser facula
Move the time interval to designated position)；After the reflection of two dimension laser galvanometer, spot motion speed are as follows: 0~50 °/s；Hot spot
Acceleration of motion are as follows: 300 °/s2；Facula position precision are as follows: 0.1 °；Facula position stability are as follows: 0.006 °；When spot motion
Speed: when >=1 °/s, the velocity accuracy of spot motion is better than 0.5%；When spot motion speed: when < 1 °/s, the speed of spot motion
It spends precision and is better than 0.005 °/s；Hot spot static position resolution ratio are as follows: 0.006 °；The position of dynamic hot spot adjusts bandwidth are as follows: and double ten,
1 ° of peak peak (peak-to-peak value when i.e. laser facula does sinusoidal motion is 1 °), and the delayed phase under 4Hz frequency is no more than
6.944ms；
Described double ten refer to:
(1) the curve movement amplitude completed does not allow decline 10%, that is to say, that decline is no more than 0.1 degree.
(2) phase does not allow to lag 10 degree；A cycle is 360 degree, that is, does not allow to lag 250/36=
6.944ms。
Detailed description of the invention
The present invention has following attached drawing:
Fig. 1 is the laser motion target simulator composition block diagram of the application；
Fig. 2 is the laser motion target simulator partial schematic diagram of the application；
Fig. 3 is the laser motion target simulation flow diagram of the application；
Fig. 4 (a) is the four holes rotation target wheel schematic perspective view of the application；
Fig. 4 (b) is the four holes rotation target wheel schematic view of the front view of the application；
Fig. 5 is the laser motion target simulator control structure block diagram of the application；
Fig. 6 is the software development flow schematic diagram of the laser motion simulator of the application.
Appended drawing reference:
1 laser, 2 optical fiber, 3 laser beams, 4 energy adjustment units, 5 hot spots adjust unit, 6 spot motion units, 7X
Axis galvanometer, 8Y axis galvanometer
Specific embodiment
In order to make the above objects, features, and advantages of the present application more apparent, with reference to the accompanying drawing and it is specific real
Mode is applied to be further described in detail the application.
With reference to Fig. 1, the composition of the high speed high-precision and high-stability laser motion target simulator of the application is illustrated
Block diagram can specifically include with lower component:
Laser, energy adjustment unit, hot spot adjusting unit, spot motion unit, control subsystem, optical alignment point are
System and laser light scattering screen.
The laser is for providing the laser beam (laser light source) of specified wavelength, energy and frequency.
The energy adjustment unit can carry out stepping to output energy (laser energy) under the control of motion-control module
It adjusts.
The hot spot, which adjusts unit, to continuously adjust the size of output facula under the control of motion-control module.
The spot motion unit can complete the tune in hot spot orientation and pitch angle under the control of motion-control module
Section.
The control subsystem is made of control cabinet, control computer and motion-control module, the motion control
The output energy to laser beam is completed in the instruction of host computer instruction and human-computer interaction that module is controlled by real-time optical network transmission,
The control of spot size and spot motion track.
The optical alignment subsystem is made of mechanical framework and microscope group, right positioned at the incidence end of measured laser target seeker
Diffusing reflection laser from laser light scattering screen is collimated, and is provided the remote laser of near infinite for measured laser target seeker and is swashed
It encourages.
The laser light scattering screen is made of base material and diffusing reflection coating, and base material selects acrylic, is overflow anti-
It penetrates coating and selects wide spectrum metallic paint, for the laser emission of subsystem will to be simulated from laser optics with certain angle of scattering
Degree radiation.
With reference to Fig. 2, the laser motion target simulator partial schematic diagram of the application is illustrated, illustrates laser light in detail
Route of transmission of the beam 3 in laser motion target simulator.Swashing for specified wavelength, energy and frequency is radiated by laser 1 first
Light light beam 3；Laser beam 3 gets to energy adjustment unit 4 by optical fiber 2, under the action of motion-control module, energy adjustment list
The laser energy of 4 pairs of output of member carries out stepping adjusting；Then laser beam 3 is emitted to hot spot and adjusts unit 5, in motion control mould
Under the action of block, hot spot adjusts unit 5 and continuously adjusts to output facula size；The laser that unit 5 is emitted is adjusted from hot spot；From light
Spot adjusts the laser of the outgoing of unit 5 using spot motion unit 6, realizes the adjusting in hot spot orientation and pitch angle；The light
Spot moving cell 6 includes: X-axis galvanometer 7 and Y-axis galvanometer 8；The laser projection that spot motion unit 6 exports is to laser light scattering screen
On.
With reference to Fig. 3, the laser motion target simulation process of the application is illustrated, laser motion target simulator is illustrated
The course of work carry out as follows: starting laser motion target simulator (not starting laser temporarily)；Control computer
Read current equipment under test (tested target seeker) posture；Control computer-solution equipment under test posture；Adjust spot motion unit
The state of middle two dimension laser galvanometer；Laser motion target simulator needs to start laser when simulating for the first time, starts to simulate；
The step of starting laser need not be executed again in the work of laser motion target simulator, after the completion of work, close laser.
With reference to Fig. 4, the four hole rotary target wheel construction schematic diagrames of the application are shown, 3 attenuators are fixed on same four hole
It rotates in target wheel, four holes is controlled by target wheel rotating electric machine and rotate target wheel rotation, the attenuator of appropriate multiplying power is selected to cut optical path,
Spline smoothing for laser energy in simulation test.
With reference to Fig. 5, the laser motion target simulator control structure block diagram of the application, herein described laser are illustrated
Moving target simulator use mirror-vibrating laser moving target simulator, the mirror-vibrating laser moving target simulator mainly by
Host computer, controls subsystem, and executing agency and laser light scattering screen (projection screen is used for laser facula) four parts are constituted.On
Position machine selects industrial control computer, has operated above upper computer software, has been mainly used for: parameter input, the man-machine friendship of setting command
Mutual program, and operation generate the trajectory planning program of simulated target air route track；Control subsystem as connection host computer with
The bridge of executing agency is the core of entire laser motion target simulator design.Control subsystem primary recipient host computer hair
The control instruction brought, air route trajectory signal, and to air route trajectory signal do corresponding processing (such as: order executes, data
Storage, data extract separation and digital-to-analogue conversion etc.)；Laser generator (laser) in executing agency is for exporting certain function
Rate, the laser beam (laser beam) of specific optical maser wavelength；Two dimension laser galvanometer includes the X-axis galvanometer and Y there are two orthogonal setting
Axis galvanometer is each responsible for the movement of X-direction and Y-direction.Projection screen is the plummet plane screen of simulative display laser motion target.
With reference to Fig. 6, the software development flow of the laser motion simulator of the application is shown, steps are as follows for detailed process:
Data extraction is carried out to the data of the information such as position, speed and the size that should be moved to comprising hot spot first, is obtained
The data of RTE DATA and optical characteristics data mixing；
RTE DATA and optical characteristics control data are identified again；
Then, RTE DATA is divided into X-direction data and Y-direction data, and X-axis galvanometer is controlled by D/A conversion respectively
With the execution of Y-axis galvanometer；
Meanwhile optical characteristics control data are transmitted to laser optics mould through control program (being stored in control main frame)
The hot spot of quasi- subsystem adjusts unit and energy adjustment unit.
The working principle of brief description high speed high-precision and high-stability laser motion target simulator:
The laser beam of laser radiation specified wavelength, energy and frequency；Energy adjustment unit is to output energy stepping tune
Section；Hot spot adjusts the size that unit continuously adjusts output facula；The tune in the realization of spot motion unit hot spot orientation and pitch angle
Section.On the laser projection to laser light scattering screen of spot motion unit output, and with the radiation of certain scattering angle；Swash positioned at tested
The optical alignment subsystem of light homing head incidence end will be collimated from the diffusing reflection laser of laser light scattering screen, be quilt
Surveying laser seeker provides near infinite remote laser pumping.
Firstly, it is necessary to explanation, for the embodiment of the present application, for simple description, therefore, it is stated as a series of
Component combination, but those skilled in the art should understand that, the device of the application is not by described material and component
Limitation, because certain materials and component can be replaced using other materials and component according to the application.
Secondly, those skilled in the art should also know that, the embodiments described in the specification are all preferred embodiments,
Necessary to related movement not necessarily the application.
Finally, it is to be noted that, herein, relational terms such as first and second and the like are used merely to
It distinguishes one entity or operation from another entity or operation, without necessarily requiring or implying these entities or behaviour
There are any actual relationship or orders between work.Moreover, the terms "include", "comprise" or its any other change
Body, it is intended that cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only
It including those elements, but also including other elements that are not explicitly listed, or further include for this process, method, object
Product or the intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...",
It is not precluded in the process, method, article or apparatus that includes the element that there is also other identical elements.
Laser motion target simulator is described in detail above, specific case used herein is to the application's
Principle and embodiment is expounded, the present processes that the above embodiments are only used to help understand and its core
Thought；At the same time, for those skilled in the art, according to the thought of the application, in specific embodiment and application range
Upper there will be changes, in conclusion the contents of this specification should not be construed as limiting the present application.
The content not being described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.
Claims (10)
1. a kind of laser motion target simulator characterized by comprising laser optics simulate subsystem, laser light scattering screen,
Optical alignment subsystem and control subsystem；
The laser beam that the laser optics simulation subsystem generates, first emits to laser light scattering screen, then is emitted to optics standard
Straight subsystem；
The laser light scattering screen is used for: to the laser beam from laser optics simulation subsystem with certain scattering angle spoke
It penetrates, forms diffusing reflection laser；
The optical alignment subsystem is located at the incidence end of measured laser target seeker, is used for: to from laser light scattering screen
Diffusing reflection laser is collimated, and provides laser pumping for measured laser target seeker；
The control subsystem is used to control the laser beam that laser optics simulation subsystem generates；
The laser optics simulation subsystem includes: laser, energy adjustment unit, hot spot adjusting unit and spot motion list
Member；
The laser is connect with energy adjustment unit；
The laser beam that the laser generates first emits to energy adjustment unit, then is emitted to hot spot and adjusts unit, finally goes out
It is incident upon spot motion unit；
The laser is for providing the laser beam of specified wavelength, energy and frequency；
The energy adjustment unit is used for: carrying out stepping adjusting to the energy of laser beam；
The hot spot adjusts unit and is used for: continuously adjusting to the size of hot spot；
The spot motion unit is used for: the orientation and pitch angle of hot spot are adjusted；
The spot motion unit includes: two dimension laser galvanometer；
The two dimension laser galvanometer is used for: two-dimensional wiggle carried out to laser beam, controls the motion profile of laser motion target, and
By laser emitting, realize that laser motion target moves in the range of laser light scattering screen；
The two dimension laser galvanometer is located at the laser emitting exit that hot spot adjusts unit；
The two dimension laser galvanometer includes: galvanometer motor component, X-axis galvanometer and Y-axis galvanometer；
The galvanometer motor component includes: galvanometer motor driver and galvanometer motor；
The galvanometer motor driver is connect with galvanometer motor, for driving the operating of galvanometer motor；
The galvanometer motor is connected with X-axis galvanometer, Y-axis galvanometer；
By the operating of galvanometer motor, change the pivot angle of X-axis galvanometer and Y-axis galvanometer.
2. laser motion target simulator as described in claim 1, it is characterised in that: the effective of the two dimension laser galvanometer is led to
Optical port diameter are as follows: Φ 30mm, optical scan angle range are as follows: -30 °~30 °, reflectivity are as follows: 95%, the response time are as follows: 0.6ms；
The rotation acceleration of the galvanometer motor are as follows: 300 °/s2, velocity of rotation range are as follows: 0~50 °/s；
When the velocity of rotation of galvanometer motor is less than 1 °/s, the velocity of rotation precision of galvanometer motor is less than 0.005 °；
When the velocity of rotation of galvanometer motor is greater than 1 °/s, the velocity of rotation trueness error of galvanometer motor is less than 0.5%；
The position precision of the galvanometer motor are as follows: 0.1 °, positional stability are as follows: 0.006 °, position resolution are as follows: 0.006 °.
3. laser motion target simulator as described in claim 1, it is characterised in that: the laser energy of the energy adjustment unit
Measure adjustable range are as follows: 0~30dB；
The energy adjustment unit includes: fixed attenuation module；
The fixed attenuation module includes: four holes rotation target wheel, three optical filters and target wheel rotating electric machine；
Four holes being evenly arranged are equipped on the circumference of four hole rotation target wheel, three optical filters are separately fixed at four
Hole rotates in three holes in target wheel；
The decaying multiplying power of three optical filters is respectively 30dB, 20dB and 10dB；The target wheel rotating electric machine and four Kong Xuanzhuan
Target wheel connection, and pass through target wheel rotating electric machine and control four holes rotation target wheel rotation, for selecting the optical filter of suitably decaying multiplying power
Optical path is cut, the Spline smoothing of laser energy in simulation test.
4. laser motion target simulator as claimed in claim 3, it is characterised in that: it includes: to become that the hot spot, which adjusts unit,
Burnt microscope group, zoom motor and continuous attenuation module；
The zoom motor is connect with zoom microscope group, and the focal length for controlling zoom microscope group；
It is equipped in the zoom optical path that the laser beam that the zoom microscope group is emitted energy adjustment unit carries out zoom and continuously declines
Subtract module；
The continuous attenuation module is used for: within the scope of 0~27.9dB, continuously being decayed to laser energy；
The continuous attenuation module and fixed attenuation block combiner use, and are finely divided to adjacent fixed attenuation multiplying power, expand
The consecutive variations range of laser energy.
5. laser motion target simulator as claimed in claim 4, it is characterised in that: the continuous attenuation module is can darkening
Door screen；
The iris diaphgram includes: 16 blades, loose collar and loose collar motor；
16 blades are superimposed as round clear aperture, and connect with loose collar；
The loose collar motor is connect with loose collar；
With the rotation of loose collar motor, loose collar is rotated with loose collar motor；
By rotating loose collar, makes 16 blades while movement, realize the variation of clear aperture；
The variable diameter range of the iris diaphgram are as follows: 20mm~0.8mm.
6. laser motion target simulator as claimed in claim 4, it is characterised in that: the optical fiber that the hot spot adjusts unit is defeated
Bore out are as follows:≤Φ 0.4mm, hot spot adjustable range are as follows: Φ 50mm~Φ 120mm, the continuous vari-focus range of the zoom microscope group
Are as follows: 8mm~48mm, optical path enlargement ratio are as follows: 125~300 times, zoom ratio is 2.4 times.
7. laser motion target simulator as claimed in claim 5, it is characterised in that: the control subsystem and master control platform into
Row communication connection, and receive the host computer instruction of master control platform transmission；
The control subsystem includes: motion-control module, control computer and control cabinet；
The motion-control module and control computer are mounted in control cabinet；
The control computer is connected with master control platform, and receives the host computer instruction of master control platform transmission；
The control computer is connect with motion-control module；
The motion-control module adjusts unit with energy adjustment unit, hot spot, spot motion unit is connect, and to energy adjustment
Unit, hot spot adjust unit, spot motion unit is controlled；
The control computer includes: control main frame, display, keyboard and mouse；
The control main frame is connected with master control platform, and receives the host computer instruction of master control platform transmission；
The control main frame is all connected with display, keyboard, mouse；
The keyboard and mouse are used for control main frame input human-computer interaction instruction；
The motion-control module includes: motion control card, galvanometer control card and stepper motor driver；
One end of the motion control card is connect with control main frame, and the other end is connect with stepper motor driver；
The stepper motor driver is connect with zoom motor, loose collar motor, target wheel rotating electric machine；
One end of the galvanometer control card is connect with control main frame, and the other end is connect with two dimension laser galvanometer.
8. laser motion target simulator as claimed in claim 7, it is characterised in that: the master control platform passes through real-time optical network
Communication connection is carried out with control subsystem, master control platform forms real-time optical fiber reflective memory by real-time optical network and control subsystem
Network；
Fiber reflection RAM card is set in real-time optical network, is connect as laser motion target simulator and the communication of master control platform
Mouthful, the master control platform carries out communication connection by fiber reflection RAM card and control subsystem；
The fiber reflection RAM card uses redundant transmission mode；
The laser is connect by optical fiber with energy adjustment unit.
9. laser motion target simulator as claimed in claim 8, it is characterised in that: the fiber reflection RAM card uses
The real-time reflective memory card of VMIPCI-5565；The motion control card is using the advanced point position control of thunder match intelligence DMC3000 series
Card.
10. laser motion target simulator as claimed in claim 5, it is characterised in that: the zoom motor, loose collar motor
It is equal with target wheel rotating electric machine are as follows: 42 stepper motors；
The optical filter is near-infrared neutral density absorption-type optical filter；
The laser light scattering screen is made of base material and diffusing reflection coating；
The base material are as follows: acrylic, the diffusing reflection coating are wide spectrum metallic paint.
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| CN201811546213.9A CN109682256B (en) | 2018-12-18 | 2018-12-18 | Laser moving target simulator |
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| CN112050685B (en) * | 2020-07-19 | 2023-03-14 | 武汉光谷航天三江激光产业技术研究院有限公司 | Laser target simulator |
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| CN109682256B (en) | 2020-05-19 |
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