CN104750123B - The airborne face battle array imager of the two-way IMC of big visual field sweeping - Google Patents
The airborne face battle array imager of the two-way IMC of big visual field sweeping Download PDFInfo
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- CN104750123B CN104750123B CN201510145365.8A CN201510145365A CN104750123B CN 104750123 B CN104750123 B CN 104750123B CN 201510145365 A CN201510145365 A CN 201510145365A CN 104750123 B CN104750123 B CN 104750123B
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Abstract
The invention discloses a kind of airborne face battle array imager of the two-way IMC of big visual field sweeping.Imager inner ring framework assembly set is mounted in outer ring assembly, 45 ° of pitching mirror assemblies, sweeping imager cantilevered balance staff disappear gap high frequency image motion compensation device, turn back mirror assembly and image-forming assembly is fixedly mounted on inner ring frame assembly.Present configuration is reasonable, simple, compact, effectively realizes the high accuracy IMC of aircraft flight direction and spanwise in big visual field sweeping imaging process, and image quality is high.
Description
Technical field
The present invention relates to a kind of airborne face battle array imager, and in particular to a kind of airborne face of the two-way IMC of big visual field sweeping
Battle array imager.
Background technology
Airborne face battle array imager is to carry aboard, realizes the equipment to ground staring imaging in flight course.Mesh
The front big model for mainly completing spanwise in the airborne face battle array imager for grinding by the way of sweeping is carried out in aeroplane span direction
Enclose scanning imagery.Airborne face battle array imager needs certain time of integration (or time for exposure) in staring imaging, makes photosensitive Jie
Matter obtains enough light energies.Within this time, as carrier aircraft high-speed mobile and airborne face battle array imager are in aeroplane span
The sweeping in direction, can cause imaging optical axis movement in the time of integration, so as to produce the image in aircraft flight direction and spanwise
As moving.Compared to eliminate high spatial resolution, big speed height based on above reason, under the conditions of the long time of integration, big view field imaging picture is moved
Impact to image quality, while meet many picture overlapping imagings of high speed, needs to carry out the high-precision of heading and spanwise
Degree IMC, and general airborne face battle array imager is then helpless to this, and complex structure is loaded down with trivial details, high cost.
Content of the invention
It is an object of the invention to overcoming loaded down with trivial details existing airborne face battle array imager complex structure, high cost, can not realizing
Carrier aircraft heading and spanwise carry out the shortcoming of high accuracy IMC, there is provided a kind of simple and compact for structure, low cost
The airborne face battle array imager of the two-way IMC of big visual field sweeping, carrying the high-altitude flight carriers such as transporter carries out spanwise over the ground
The scanning imagery of sweeping on a large scale when, to the image slices of aircraft flight direction and spanwise shift-in row high accuracy IMC,
Reach the demand of high accuracy image quality.
For reaching above-mentioned purpose, the present invention adopts following technical proposals：
A kind of airborne face battle array imager of the two-way IMC of big visual field sweeping, including outer ring assembly 1, inner ring frame assembly 2,
45 ° of pitching mirror assemblies 3, sweeping imager cantilevered balance staff disappear gap high frequency image motion compensation device 4, mirror assembly 5 of turning back, image-forming assembly
6；It is characterized in that：
Described outer ring assembly 1 includes sweeping voice coil motor 1-1, outer shroud main frame 1-2, four handle 1-3, four outer shrouds
Leg 1-4, four damper 1-5, four shock absorber support 1-6, mounting base 1-7, outer shroud flexibility damper 1-8, outer shroud are limited
Position block 1-9；Its structure is：The outer shroud main frame 1-2 is rectangular loop configuration, and front end fixedly mounts the sweeping of encoder
Voice coil motor 1-1 is fixedly mounted in the outer shroud main frame 1-2 front end face rounded engagement grooves by screw；Four handles
Two in hand 1-3 are fixedly mounted on the right side of the outer shroud main frame 1-2 by screw, and two other fixes peace by screw
It is mounted in the left side of the outer shroud main frame 1-2；All around pass through spiral shell on the outside of the loop configuration of the outer shroud main frame 1-2 everywhere
One in each fixed installation of nail difference four outer shrouds leg 1-4, under each in four outer shrouds leg 1-4
End face is all fixedly connected one in four damper 1-5, and each in four damper 1-5 by screw
Lower surface be all fixedly connected in four shock absorber support 1-6 by screw one, four shock absorber support 1-6
The mounting base 1-7 upper surfaces are fixedly mounted on by screw, there is square image optics window the mounting base 1-7 front ends
Mouthful；The outer shroud flexibility damper 1-8 is fixedly mounted on the outer shroud main frame 1-2 rear end faces, the outer shroud limit by screw
Position block 1-9 both sides are respectively installed with a microswitch, are fixedly mounted on the outer shroud main frame 1-2 ring junctions by screw
The front end upper surface of structure.
Described inner ring frame assembly 2 includes inner ring main frame 2-1, inner ring forward spindle 2-2, main shaft 2-3 after inner ring, inner ring
Spacing ring stand 2-4, high-frequency compensation apparatus installing plate 2-5, turn back unit installing board 2-6, is imaged installing plate 2-7, and two are matched somebody with somebody weight
Plate 2-8, balancing weight 2-9, with siderosphere 2-10；Its structure is：The inner ring main frame 2-1 is rectangular loop configuration, and volume is slightly smaller
In the outer shroud main frame 1-2, there is main shaft orientation hole rear and front end；The inner ring forward spindle 2-2 and inner ring main frame 2-1
Front end face is positioned by main shaft orientation hole and the shaft shoulder and is fixedly connected by screw, main shaft 2-3 and the inner ring after the inner ring
Main frame 2-1 rear end faces are positioned by main shaft orientation hole and the shaft shoulder and are fixedly connected by screw；The spacing ring stand 2-4 of the inner ring
It is divided into upper and lower two semi-rings, is sleeved in the middle part of the inner ring forward spindle 2-2, positions before and after being fastened by both sides screw；The height
Frequency compensation device installing plate 2-5 is fixedly mounted in the inner ring main frame 2-1 nocks face groove by screw, described into
As installing plate 2-7 is left-right asymmetry structure, right side is heavier to carry out counterweight, the unit installing board 2- that turns back to imager sweeping
6th, the imaging installing plate 2-7 be fixedly mounted in the inner ring main frame 2-1 successively by screw, rear portion lower surface；Described
Inner ring main frame 2-1 rear portions upper/lower terminal face respectively fixedly mounts in described two counterweight pressing plate 2-8 respectively by screw
Individual, before and after's counterweight is carried out to imager sweeping；The balancing weight 2-9 is fixedly mounted on the inner ring main frame 2-1 by screw
Annular inboard right side, is fixedly mounted on the inner ring main frame 2-1 upper surfaces with siderosphere 2-10 by screw described in several
Or lower surface, the balancing weight 2-9 and described counterweight is carried out to imager sweeping with siderosphere 2-10.
45 ° of described pitching mirror assemblies 3 include the main support 3-1 of pitching, pitching cell mount 3-2, tilt mirrors 3-3, pitching sound
Circle motor 3-4, pitching left support 3-5, pitching right support 3-6, four tilt mirrors casting die 3-7, two pitching microswitches are installed
Part 3-8, two pitching microswitch 3-9, pitching encoder outer cover 3-10, pitching flexibility damper 3-11, pitching counterweight pendulum
3-12, pitching left rotary shaft 3-13, pitching right spindle 3-14；Its structure is：Pitching left support 3-5 is bowed with described by screw
Face upward main support 3-1 rear end faces to be fixedly connected, and be fixedly connected with the left of the pitching voice coil motor 3-4 by screw；Described
Pitching right support 3-6 is fixedly connected by screw support 3-1 rear end faces main with the pitching, and by screw and the pitching sound
It is fixedly connected on the right side of circle motor 3-4, while the pitching voice coil motor 3-4 is by screw also support 3-1 main with the pitching
Rear end face is fixedly connected；Tilt mirrors 3-3 are arranged in the pitching cell mount 3-2 fits, the pitching cell mount
3-2 front end faces respectively fixedly mount one in four tilt mirrors casting die 3-7 up and down everywhere respectively by screw, by institute
State tilt mirrors 3-3 and compress fastening；The pitching cell mount 3-2 upper and lower ends respectively fixedly mount described two bowing by screw respectively
Face upward in microswitch installed part 3-8, the groove of each in described two pitching microswitch installed part 3-8
One in described two pitching microswitch 3-9 is fixedly mounted by holding screw；Pitching left rotary shaft 3-13 with described
Pitching cell mount 3-2 left sides are positioned by location hole and are fixedly connected by screw, the pitching right spindle 3-14 with described
Pitching cell mount 3-2 right sides are positioned by location hole and are fixedly connected by screw, and the pitching cell mount 3-2 is arranged on institute
State in the main support 3-1 intermediate grooves space of pitching, pitching left rotary shaft 3-13, the pitching cell mount 3-2 and the pitching
Right spindle 3-14 forms a whole swing rotating shaft, and two ends are set with angular contact bearing, and sliding sleeve is arranged on the main support of the pitching
In the installation through-hole of 3-1 two ends；It is right that the pitching encoder outer cover 3-10 is fixedly mounted on the main support 3-1 of the pitching by screw
End face, protects to the encoder for being fixedly mounted on the pitching right spindle 3-14 right-hand members；The pitching flexibility damper 3-
11 are fixedly mounted on the main support 3-1 left sides of the pitching, and pitching flexibility damper 3-11 flexible connections by screw
Ring is fixedly connected with pitching left rotary shaft 3-13 by nut, to pitching left rotary shaft 3-13, the pitching cell mount 3-2
And the overall rotating shaft of the pitching right spindle 3-14 compositions applies flexible damping, makes axis of rotation steady；The pitching counterweight pendulum
Hammer 3-12 is fixedly connected with being set with the left of pitching left rotary shaft 3-13 by radial direction holding screw, to pitching left rotary shaft 3-
13rd, the overall rotating shaft of the pitching cell mount 3-2 and pitching right spindle 3-14 compositions carries out rotary oscillation counterweight.
Described mirror assembly 5 of turning back includes the mirror 5-1 that turns back, and turn back cell mount 5-2, four mirror casting die 5-3 that turn back, mirror of turning back
Frame mount 5-4；Its structure is：The mirror 5-1 that turns back turns back in cell mount 5-2 fits installed in described, the folding
Tilting mirror framework 5-2 front end faces respectively fixedly mount described four by screw respectively everywhere up and down and turn back in mirror casting die 5-3
One, the mirror 5-1 that turns back is compressed fastening；The cell mount installed part 5-4 front end faces of turning back are turned back with described by screw
Cell mount 5-2 rear end faces are fixedly connected.
Described image-forming assembly 6 includes that camera lens installed part 6-1, focusing assemble microscope group 6-2, detector connector 6-3, face battle array
Detector 6-4；Its structure is：The camera lens installed part 6-1 is anterior annulus, rear portion L-shaped intermediate throughholes structure, the focusing meeting
Poly- microscope group 6-2 is sleeved in the installation through-hole of the camera lens installed part 6-1 centers, is fixedly connected by holding screw；The detection
Device connector 6-3 front ends by screw thread and gluing assemble microscope group 6-2 with the focusing and be fixedly connected, rear end is by screw thread and gluing
It is fixedly connected with the planar array detector 6-4.
The inner ring forward spindle 2-2, the inner ring main frame 2-1 and the inner ring in described inner ring frame assembly 2
Main shaft 2-3 forms a whole swing rotating shaft afterwards, and two ends are respectively set with a pair of angular contact bearings, and sliding sleeve is arranged on the outer ring group
In outer shroud main frame 1-2 two ends installation through-hole in part 1, before the sweeping voice coil motor 1-1 output shafts and the inner ring
Main shaft 2-2 front ends are fixedly connected by key and holding screw, the outer shroud flexibility damper 1-8 flexible connection rings by nut with
After the inner ring, main shaft 2-3 is fixedly connected, to main after the inner ring forward spindle 2-2, the inner ring main frame 2-1 and the inner ring
The overall rotating shaft of axle 2-3 compositions applies flexible damping, makes axis of rotation steady；45 ° of pitching mirror assemblies, 3 or so the both ends of the surface are led to
Cross the inner ring main frame 2-1 loop configuration interior fronts that screw is fixedly mounted on the inner ring frame assembly 2, described 45 °
Install to form 45° angle with the inner ring main frame 2-1 upper surfaces 3 upper surface of pitching mirror assembly；The sweeping imager cantilevered
The balance staff gap high frequency image motion compensation device 4 that disappears is fixedly mounted on the high frequency compensation dress of the inner ring frame assembly 2 by screw
Put on the left of installing plate 2-5, the mirror assembly 5 of turning back is fixedly mounted on described in the inner ring frame assembly 2 by screw turns back
In the middle part of unit installing board 2-6 upper surfaces, the image-forming assembly 6 is fixedly mounted on the institute of the inner ring frame assembly 2 by screw
State imaging installing plate 2-7 on the left of, tilt mirrors 3-3, the sweeping imager cantilevered balance staff disappear gap high frequency IMC dress
Put 4, the mirror 5-1 that turns back, the installation of the image-forming assembly 6 and form system imaging light path.
The mounting base 1-7 of airborne for two-way for big visual field sweeping IMC face battle array imager is arranged on by bolt
Above the flight carrier remote sensing window of the high-altitude such as transporter, the mounting base 1-7 image optics window and flight carrier is mounted to
The salty conjunction state of Remote sensing window；Ground image carries out 45° angle by tilt mirrors 3-3 and turns back, through the sweeping imager cantilever
Formula balance staff disappear gap high frequency image motion compensation device 4 and described turn back mirror 5-1 reflection, and through described focusing assemble microscope group 6-2 enter
The planar array detector 6-4, forms system light path, and the planar array detector 6-4 is imaged to ground by imager system light path；
Start the sweeping voice coil motor 1-1, make sweeping voice coil motor 1-1 output balance staff drive the inner ring frame assembly 2 to
Left positive swing or backswing to the right, are entered with the spacing ring stand 2-4 end contacts of the inner ring by the outer shroud limited block 1-9
Row mechanical position limitation, the outer shroud limited block 1-9 both sides are fixed a detection entirety rotating shaft of microswitch and reach initial position；So
After control sweeping voice coil motor 1-1 output balance staff and drive the inner ring frame assembly 2 and system light path in the middle of rotating
The forward and reverse reciprocating rotary sweeping imaging in position, it is achieved that the large field of view scan imaging in imager aeroplane span direction；Start described
Pitching voice coil motor 3-4, makes the pitching voice coil motor 3-4 outputs balance staff drive pitching left rotary shaft 3-13, the pitching
The overall rotating shaft of cell mount 3-2 and pitching right spindle 3-14 compositions is positive upwards to be swung or backswing downwards, by institute
State the overall rotating shaft of a detection in two pitching microswitch 3-9 and reach initial position；Then the pitching voice coil loudspeaker voice coil electricity is controlled
Machine 3-4 output balance staffs drive pitching left rotary shaft 3-13, the pitching cell mount 3-2 and pitching right spindle 3-14 composition
Overall rotating shaft swing around the forward and reverse reciprocating rotary in centre position is rotated so that the tilt mirrors 3-3 reciprocating rotary swings, real
The high accuracy IMC that imager is moved is showed to aircraft flight directional image picture；Start the sweeping imager cantilevered balance staff
The gap that disappears high frequency image motion compensation device 4 carries out IMC, it is achieved that the high accuracy that imager is moved to aeroplane span directional image picture
IMC.
The present invention compared with prior art, with following features and advantage：Present configuration is reasonable, simple, compact, can
High by property, easy to manufacture, simple installation, low cost are easy to use, effectively realize aircraft flight direction and the span in imaging process
The high accuracy IMC in direction, image quality are high.The airborne face battle array imager of the two-way IMC of big visual field sweeping is using rectangular
Annular frame, overall sweeping realize that big visual field sweeping imaging, 45 ° of pitching mirror assemblies are implemented as ground direction-pointing function and flight
Direction IMC, is disappeared gap high frequency image motion compensation device using sweeping imager cantilevered balance staff, is installed in assembling microscope group
Spanwise IMC is realized in front, effectively eliminates the image slices rotation that sweeping imaging brings.Overall sweeping and 45 ° of tilt mirrors
Component increases kinetic stability using flexible damper.Aircraft flight vibrations are reduced to imaging using damper high degree
The impact that quality is brought.
Description of the drawings
Fig. 1 is the general structure schematic diagram of one embodiment of the present of invention.
Fig. 2 is the top view (including light path) of Fig. 1.
Fig. 3 is the general structure schematic diagram of the outer ring assembly of one embodiment of the present of invention.
Fig. 4 is the top view of Fig. 3.
Fig. 5 is the top view of the inner ring frame assembly of one embodiment of the present of invention.
Fig. 6 is the general structure schematic diagram of 45 ° of pitching mirror assemblies of one embodiment of the present of invention.
Fig. 7 is the front view of Fig. 6.
Fig. 8 is the general structure schematic diagram of the mirror assembly of turning back of one embodiment of the present of invention.
Fig. 9 is the general structure schematic diagram of the image-forming assembly of one embodiment of the present of invention.
Specific embodiment
The preferred embodiments of the present invention are described with reference to the drawings as follows：
Referring to Fig. 1 and Fig. 2, this airborne face battle array imager of two-way IMC of big visual field sweeping is including outer ring assembly 1, interior
2,45 ° of pitching mirror assemblies 3 of ring frame assembly, sweeping imager cantilevered balance staff disappear gap high frequency image motion compensation device 4, microscope group of turning back
Part 5, image-forming assembly 6；It is characterized in that：
Referring to Fig. 3 and Fig. 4, outer ring assembly 1 includes sweeping voice coil motor 1-1, outer shroud main frame 1-2, four handle 1-3,
Four outer shroud leg 1-4, four damper 1-5, four shock absorber support 1-6, mounting base 1-7, outer shroud flexibility damper 1-
8, outer shroud limited block 1-9；Its structure is：RS4520-s of the sweeping voice coil motor 1-1 using accurate electromechanics Co., Ltd of Suqian jump nation
30-00A, outer shroud main frame 1-2 are rectangular loop configuration, and the sweeping voice coil motor 1-1 of front end fixed installation encoder is by spiral shell
Nail is fixedly mounted in outer shroud main frame 1-2 front end face rounded engagement grooves；Two in four handle 1-3 are fixed by screw
Installed in the right side of outer shroud main frame 1-2, two other is fixedly mounted on the left side of outer shroud main frame 1-2 by screw；Outer shroud
All around distinguished in four outer shroud leg 1-4 of each fixed installation by screw everywhere on the outside of the loop configuration of main frame 1-2
One, four damper 1-5 adopt the 7002SB of PAULSTRA companies of the U.S., each in four outer shroud leg 1-4
Lower surface is all fixedly connected one in four damper 1-5, and the lower end of each in four damper 1-5 by screw
Face is all fixedly connected one in four shock absorber support 1-6 by screw, and four shock absorber support 1-6 fix peace by screw
Mounting base 1-7 upper surfaces are mounted in, there is square image optics window mounting base 1-7 front ends；Outer shroud flexibility damper 1-8 is adopted
The JSD-47B of Japanese FUJI SEIKI, outer shroud flexibility damper 1-8 are fixedly mounted on outer shroud main frame 1-2 rear ends by screw
Face, outer shroud limited block 1-9 both sides are respectively installed with a microswitch, are fixedly mounted on outer shroud main frame 1-2 by screw
The front end upper surface of loop configuration.
Referring to Fig. 5, inner ring frame assembly 2 includes inner ring main frame 2-1, and inner ring forward spindle 2-2, main shaft 2-3 after inner ring are interior
The spacing ring stand 2-4 of ring, high-frequency compensation apparatus installing plate 2-5, turn back unit installing board 2-6, is imaged installing plate 2-7, two counterweights
Pressing plate 2-8, balancing weight 2-9, with siderosphere 2-10；Its structure is：Inner ring main frame 2-1 is rectangular loop configuration, and volume is slightly smaller than
Outer shroud main frame 1-2, there is main shaft orientation hole rear and front end；Inner ring forward spindle 2-2 passes through main shaft with inner ring main frame 2-1 front end faces
Location hole and the shaft shoulder are positioned and are fixedly connected by screw, and after inner ring, main shaft 2-3 passes through main shaft with inner ring main frame 2-1 rear end faces
Location hole and the shaft shoulder are positioned and are fixedly connected by screw；It is upper and lower two semi-rings that the spacing ring stand 2-4 of inner ring is divided to, and is sleeved on inner ring
In the middle part of forward spindle 2-2, position before and after being fastened by both sides screw；High-frequency compensation apparatus installing plate 2-5 is fixedly mounted by screw
In the groove of inner ring main frame 2-1 nocks face, installing plate 2-7 is imaged for left-right asymmetry structure, right side is heavier to imaging
Instrument sweeping carries out counterweight, and the unit installing board 2-6 that turns back, imaging installing plate 2-7 are fixedly mounted on the main frame of inner ring successively by screw
In frame 2-1, rear portion lower surface；Inner ring main frame 2-1 rear portions upper/lower terminal face respectively fixedly mounts two counterweights by screw respectively
One in pressing plate 2-8, carries out before and after's counterweight to imager sweeping；Balancing weight 2-9 is fixedly mounted on the main frame of inner ring by screw
Frame 2-1 annular inboards right side, several with siderosphere 2-10 by screw be fixedly mounted on inner ring main frame 2-1 upper surfaces or under
End face, balancing weight 2-9 and carries out counterweight with siderosphere 2-10 to imager sweeping.
Referring to Fig. 6 and Fig. 7,45 ° of pitching mirror assemblies 3 include the main support 3-1 of pitching, pitching cell mount 3-2, tilt mirrors 3-3,
Pitching voice coil motor 3-4, pitching left support 3-5, pitching right support 3-6, four tilt mirrors casting die 3-7, two pitching fine motions are opened
Installed part 3-8 is closed, two pitching microswitch 3-9, pitching encoder outer cover 3-10, pitching flexibility damper 3-11, pitching match somebody with somebody
Weight pendulum 3-12, pitching left rotary shaft 3-13, pitching right spindle 3-14；Its structure is：Pitching voice coil motor 3-4 is using Suqian jump nation
The RS710-14-00A of accurate electromechanics Co., Ltd, pitching left support 3-5 are fixed by the main support 3-1 rear end faces of screw and pitching
Connection, and be fixedly connected with the left of pitching voice coil motor 3-4 by screw；Pitching right support 3-6 is by screw and pitching master
Support 3-1 rear end faces to be fixedly connected, and be fixedly connected with the right side of pitching voice coil motor 3-4 by screw, pitching voice coil motor
3-4 is fixedly connected by screw also support 3-1 rear end faces main with pitching；Tilt mirrors 3-3 coordinate recessed installed in pitching cell mount 3-2
In groove, pitching cell mount 3-2 front end faces are respectively fixedly mounted in four tilt mirrors casting die 3-7 by screw up and down everywhere respectively
One, by tilt mirrors 3-3 compress fastening；Pitching cell mount 3-2 upper and lower ends respectively fixedly mount two by screw respectively and bow
Face upward and pass through in microswitch installed part 3-8, the groove of each in two pitching microswitch installed part 3-8
Holding screw fixedly mounts in two pitching microswitch 3-9；Pitching left rotary shaft 3-13 and pitching cell mount 3-2 left ends
Face is positioned by location hole and is fixedly connected by screw, and pitching right spindle 3-14 is with pitching cell mount 3-2 right sides by fixed
Position hole is positioned and is fixedly connected by screw, and pitching cell mount 3-2 bows in the main support 3-1 intermediate grooves space of pitching
Face upward left rotary shaft 3-13, pitching cell mount 3-2 and pitching right spindle 3-14 to form a whole swing rotating shaft, two ends are set with corner connection
Contact bearing, sliding sleeve is in the main support 3-1 two ends installation through-hole of pitching；Pitching encoder outer cover 3-10 fixes peace by screw
The main support 3-1 right sides of pitching are mounted in, the encoder for being fixedly mounted on pitching right spindle 3-14 right-hand members is protected；Pitching is soft
Property damper 3-11 using Japan FUJI SEIKI JSD-47B, pitching flexibility damper 3-11 is fixedly mounted on by screw
The main support 3-1 left sides of pitching, and pitching flexibility damper 3-11 flexible connection rings are solid with pitching left rotary shaft 3-13 by nut
The fixed overall rotating shaft applying flexibility resistance for connecting, pitching left rotary shaft 3-13, pitching cell mount 3-2 and pitching right spindle 3-14 being constituted
Buddhist nun, makes axis of rotation steady；Pitching counterweight pendulum 3-12 is solid by suit on the left of radial direction holding screw and pitching left rotary shaft 3-13
Fixed connection, carries out rotation pendulum to the overall rotating shaft that pitching left rotary shaft 3-13, pitching cell mount 3-2 and pitching right spindle 3-14 are constituted
Dynamic counterweight.
Referring to Fig. 8, mirror assembly 5 of turning back includes the mirror 5-1 that turns back, and turn back cell mount 5-2, four mirror casting die 5-3 that turn back, and turns back
Cell mount installed part 5-4；Its structure is：Installed in turning back in cell mount 5-2 fits, turn back the mirror 5-1 that turns back cell mount 5-2
Front end face respectively fixedly mounts four turned back in mirror casting die 5-3 by screw up and down everywhere respectively, and will turn back mirror 5-1
Compress fastening；Cell mount installed part 5-4 front end faces of turning back are fixedly connected with cell mount 5-2 rear end faces of turning back by screw.
Referring to Fig. 9, image-forming assembly 6 includes that camera lens installed part 6-1, focusing assemble microscope group 6-2, detector connector 6-3, face
Array detector 6-4；Its structure is：Camera lens installed part 6-1 is that anterior annulus, rear portion L-shaped intermediate throughholes structure, focusing assemble microscope group
6-2 is sleeved in the installation through-hole of camera lens installed part 6-1 centers, is fixedly connected by holding screw；Focusing is assembled microscope group 6-2 and is adopted
The GX-FW- of the ZF.22/100 LENS of Zeiss, Germany company, planar array detector 6-4 using PointGrey companies of Canada
10K3M-C, detector connector 6-3 front end by screw thread and gluing with focusing assemble microscope group 6-2 be fixedly connected, rear end pass through spiral shell
Line and gluing it is fixedly connected with planar array detector 6-4.
After inner ring forward spindle 2-2, inner ring main frame 2-1 and inner ring in inner ring frame assembly 2, main shaft 2-3 compositions one are whole
Body swings rotating shaft, and two ends are respectively set with a pair of angular contact bearings, outer shroud main frame 1-2 two of the sliding sleeve in outer ring assembly 1
In the installation through-hole of end, sweeping voice coil motor 1-1 output shafts are fixed by key and holding screw with inner ring forward spindle 2-2 front ends and are connected
Connect, outer shroud flexibility damper 1-8 flexible connection rings are fixedly connected with main shaft 2-3 after inner ring by nut, to inner ring forward spindle 2-
2nd, after inner ring main frame 2-1 and inner ring, the overall rotating shaft of main shaft 2-3 compositions applies flexible damping, makes axis of rotation steady；45 ° are bowed
Face upward 3 or so both ends of the surface of mirror assembly to be fixedly mounted on the inside of the inner ring main frame 2-1 loop configuration of inner ring frame assembly 2 by screw
Install to form 45° angle with inner ring main frame 2-1 upper surfaces in front portion, 45 ° of 3 upper surfaces of pitching mirror assembly；Sweeping imager cantilevered
The balance staff gap high frequency image motion compensation device 4 that disappears is fixedly mounted on the high-frequency compensation apparatus installing plate of inner ring frame assembly 2 by screw
On the left of 2-5, mirror assembly 5 of turning back is fixedly mounted on the turning back in unit installing board 2-6 upper surfaces of inner ring frame assembly 2 by screw
Portion, image-forming assembly 6 are fixedly mounted on the left of the imaging installing plate 2-7 of inner ring frame assembly 2 by screw, tilt mirrors 3-3, sweeping
Imager cantilevered balance staff disappears gap high frequency image motion compensation device 4, the mirror 5-1 that turns back, the installation of image-forming assembly 6 formation as shown in Figure 2
Imaging optical path.
Embodiment motion flow：Mounting base 1-7 by this airborne face battle array imager of two-way IMC of big visual field sweeping
By bolt above the high-altitude flight carrier remote sensing windows such as transporter, mounting base 1-7 image optics windows are mounted to
With the salty conjunction state of flight carrier Remote sensing window；Ground image carries out 45° angle by tilt mirrors 3-3 and turns back, outstanding through sweeping imager
Arm-type balance staff disappears gap high frequency image motion compensation device 4 and the mirror 5-1 that turns back reflections, and assembles microscope group 6-2 entering surface battle array through focusing and visit
Device 6-4 is surveyed, system light path is formed, planar array detector 6-4 is imaged to ground by imager system light path；Start sweeping voice coil loudspeaker voice coil electricity
Machine 1-1, inner ring frame assembly 2 is positive to the left to be swung or backswing to the right to drive sweeping voice coil motor 1-1 output balance staffs,
Mechanical position limitation is carried out by outer shroud limited block 1-9 with the spacing ring stand 2-4 end contacts of inner ring, outer shroud limited block 1-9 both sides are fixed micro-
One detection entirety rotating shaft of dynamic switch reaches initial position；Then control sweeping voice coil motor 1-1 outputs balance staff drives inner ring
Frame assembly 2 and system light path are imaged around forward and reverse reciprocating rotary sweeping in the angular region of 60 ° of centre position is rotated, it is achieved that into
Large field of view scan imaging as instrument aeroplane span direction；Start pitching voice coil motor 3-4, make pitching voice coil motor 3-4 export pendulum
Axle drives the overall rotating shaft positive swing upwards of pitching left rotary shaft 3-13, pitching cell mount 3-2 and pitching right spindle 3-14 composition
Or backswing downwards, initial position is reached by a detection entirety rotating shaft in upper and lower two pitching microswitch 3-9；So
Control pitching voice coil motor 3-4 outputs balance staff drives pitching left rotary shaft 3-13, pitching cell mount 3-2 and pitching right spindle 3-14 afterwards
The overall rotating shaft of composition is swung around the forward and reverse reciprocating rotary in centre position is rotated so that tilt mirrors 3-3 reciprocating rotary swings, real
The high accuracy IMC that imager is moved is showed to aircraft flight directional image picture, compensation precision is better than 0.5 pixel；Start pendulum
Sweeping the imager cantilevered balance staff gap high frequency image motion compensation device 4 that disappears carries out IMC, it is achieved that imager is to aeroplane span side
To the high accuracy IMC that image slices are moved, compensation precision is better than 1 pixel；In imaging process, four damper 1-5 effectively drop
The impact that low aircraft flight vibrations are brought to image quality.
Claims (1)
1. the airborne face battle array imager of the two-way IMC of a kind of big visual field sweeping, imager include outer ring assembly (1), inner ring framework
Component (2), 45 ° of pitching mirror assemblies (3), sweeping imager cantilevered balance staff disappear gap high frequency image motion compensation device (4), microscope group of turning back
Part (5), image-forming assembly (6)；It is characterized in that：
Described outer ring assembly (1) include sweeping voice coil motor (1-1), outer shroud main frame (1-2), four handles (1-3), four
Outer shroud leg (1-4), four dampers (1-5), four shock absorber supports (1-6), mounting base (1-7), the flexible damping of outer shroud
Device (1-8), outer shroud limited block (1-9)；Its structure is：Described outer shroud main frame (1-2) is rectangular loop configuration, and front end is fixed
Encoder is installed, it is circular that described sweeping voice coil motor (1-1) is fixedly mounted on outer shroud main frame (1-2) front end face by screw
In fit；Two right sides for being fixedly mounted on outer shroud main frame (1-2) by screw in four described handles (1-3)
Side, two other are fixedly mounted on the left side of outer shroud main frame (1-2) by screw；The ring of described outer shroud main frame (1-2)
All around distinguish in four outer shroud legs (1-4) of each fixed installation on the outside of shape structure everywhere by screw, described
The lower surface of each in four outer shroud legs (1-4) is fixedly connected one in four dampers (1-5) by screw,
And the lower surface of each in four dampers (1-5) is fixedly connected four shock absorber supports (1-6) by screw
In one, four described shock absorber supports (1-6) are fixedly mounted on mounting base (1-7) upper surface by screw, described
Mounting base (1-7) front end have square image optics window；Described outer shroud flexibility damper (1-8) fixes peace by screw
Outer shroud main frame (1-2) rear end face is mounted in, described outer shroud limited block (1-9) both sides are respectively installed with a fine motion and open
Close, the front end upper surface that outer shroud main frame (1-2) loop configuration is fixedly mounted on by screw；
Described inner ring frame assembly (2) include inner ring main frame (2-1), inner ring forward spindle (2-2), main shaft (2-3) after inner ring,
The spacing ring stand of inner ring (2-4), high-frequency compensation apparatus installing plate (2-5), unit installing board of turning back (2-6) are imaged installing plate (2-
7), two counterweight pressing plates (2-8), balancing weight (2-9), with siderosphere (2-10)；Its structure is：Described inner ring main frame (2-1)
For rectangular loop configuration, slightly smaller than outer shroud main frame (1-2), there is main shaft orientation hole rear and front end to volume；Described inner ring
Forward spindle (2-2) is positioned by main shaft orientation hole and the shaft shoulder with inner ring main frame (2-1) front end face and is fixedly connected by screw,
After described inner ring, main shaft (2-3) is positioned by main shaft orientation hole and the shaft shoulder and passes through spiral shell with inner ring main frame (2-1) rear end face
Nail is fixedly connected；The spacing ring stand of described inner ring (2-4) is divided into upper and lower two semi-rings, is sleeved in the middle part of inner ring forward spindle (2-2),
Position before and after being fastened by both sides screw；Described high-frequency compensation apparatus installing plate (2-5) is fixedly mounted on inner ring by screw
In the groove of main frame (2-1) nock face, described imaging installing plate (2-7) is left-right asymmetry structure, and right side is heavier right
Imager sweeping carries out counterweight, and unit installing board of turning back (2-6), described imaging installing plate (2-7) pass through screw successively
Be fixedly mounted in inner ring main frame (2-1), rear portion lower surface；Described inner ring main frame (2-1) rear portion upper/lower terminal face point
One in two counterweight pressing plates (2-8) is not respectively fixedly mounted by screw, and before and after's counterweight is carried out to imager sweeping；Described match somebody with somebody
Pouring weight (2-9) is fixedly mounted on inner ring main frame (2-1) annular inboard right side by screw, described in several with siderosphere
(2-10) inner ring main frame (2-1) upper surface or lower surface are fixedly mounted on by screw, balancing weight (2-9) and are matched somebody with somebody
Siderosphere (2-10) carries out counterweight to imager sweeping；
45 ° of described pitching mirror assemblies (3) include the main support of pitching (3-1), and pitching cell mount (3-2), tilt mirrors (3-3) are bowed
Face upward voice coil motor (3-4), pitching left support (3-5), pitching right support (3-6), four tilt mirrors casting dies (3-7), two pitching
Microswitch installed part (3-8), two pitching microswitches (3-9), pitching encoder outer cover (3-10), pitching flexibility damper
(3-11), pitching counterweight pendulum (3-12), pitching left rotary shaft (3-13), pitching right spindle (3-14)；Its structure is：Described bows
Face upward left support (3-5) to be fixedly connected by screw and pitching main support (3-1) rear end face, and by screw and pitching voice coil motor
(3-4) it is fixedly connected on the left of；Described pitching right support (3-6) is fixed by screw and pitching main support (3-1) rear end face
Connection, and be fixedly connected with the right side of pitching voice coil motor (3-4) by screw, while pitching voice coil motor (3-4) passes through spiral shell
Nail is also fixedly connected with pitching main support (3-1) rear end face；Described tilt mirrors (3-3) are matched somebody with somebody installed in pitching cell mount (3-2)
Close in groove, described pitching cell mount (3-2) front end face respectively fixedly mounts four by screw respectively everywhere up and down and bows
One in mirror casting die (3-7) is faced upward, tilt mirrors (3-3) are compressed fastening；Described pitching cell mount (3-2) upper and lower ends difference
One in two pitching microswitch installed part (3-8), described two pitching microswitches are respectively fixedly mounted by screw
Fixedly mounted in two pitching microswitches (3-9) by holding screw in the groove of each in installed part (3-8)
One；Described pitching left rotary shaft (3-13) is positioned by location hole with pitching cell mount (3-2) left side and passes through screw admittedly
Fixed connection, described pitching right spindle (3-14) are positioned by location hole and pass through screw with pitching cell mount (3-2) right side
It is fixedly connected, described pitching cell mount (3-2) is arranged in pitching main support (3-1) intermediate groove space, described pitching
Left rotary shaft (3-13), pitching cell mount (3-2) and pitching right spindle (3-14) form a whole swing rotating shaft, and two ends are set with
Angular contact bearing, sliding sleeve is in the installation through-hole of the pitching main support (3-1) two ends；Described pitching encoder outer cover
(3-10) pitching main support (3-1) right side is fixedly mounted on by screw, to being fixedly mounted on the pitching right spindle (3-
14) encoder of right-hand member is protected；Described pitching flexibility damper (3-11) is fixedly mounted on main of pitching by screw
Support (3-1) left side, and described pitching flexibility damper (3-11) flexible connection ring is by nut and pitching left rotary shaft (3-
13) it is fixedly connected, the entirety constituted by pitching left rotary shaft (3-13), pitching cell mount (3-2) and pitching right spindle (3-14) turns
Axle applies flexible damping, makes axis of rotation steady；Described pitching counterweight pendulum (3-12) is by radial direction holding screw and pitching
It is set with the left of left rotary shaft (3-13) and is fixedly connected, to pitching left rotary shaft (3-13), pitching cell mount (3-2) and pitching right spindle
(3-14) the overall rotating shaft for constituting carries out rotary oscillation counterweight；
Described mirror assembly of turning back (5) includes mirror (5-1) of turning back, cell mount of turning back (5-2), four mirror casting dies (5-3) of turning back, folding
Tilting mirror frame mount (5-4)；Its structure is：Described mirror of turning back (5-1) is installed in cell mount (5-2) fit of turning back
Interior, described cell mount of turning back (5-2) front end face respectively fixedly mounts four mirror pressures of turning back by screw up and down everywhere respectively
One in part (5-3), mirror (5-1) of turning back compress fastening；Described cell mount installed part (5-4) front end face of turning back is by spiral shell
Nail is fixedly connected with cell mount of turning back (5-2) rear end face；
Described image-forming assembly (6) includes camera lens installed part (6-1), focuses and assembles microscope group (6-2), detector connector (6-3),
Planar array detector (6-4)；Its structure is：Described camera lens installed part (6-1) is anterior annulus, rear portion L-shaped intermediate throughholes structure,
Described focusing is assembled microscope group (6-2) and is sleeved in the installation through-hole of camera lens installed part (6-1) center, is fixed by holding screw and is connected
Connect；Described detector connector (6-3) front end by screw thread and gluing with focusing convergence microscope group (6-2) be fixedly connected, rear end
Gluing it is fixedly connected by screw thread and with planar array detector (6-4)；
Main shaft (2-3) after inner ring forward spindle (2-2), inner ring main frame (2-1) and inner ring in described inner ring frame assembly (2)
Form a whole swing rotating shaft, and two ends are respectively set with a pair of angular contact bearings, outer shroud of the sliding sleeve in outer ring assembly (1)
In the installation through-hole of main frame (1-2) two ends, described sweeping voice coil motor (1-1) output shaft and inner ring forward spindle (2-2) front end
It is fixedly connected by key and holding screw, described outer shroud flexibility damper (1-8) flexible connection ring is after nut with inner ring
Main shaft (2-3) is fixedly connected, and what main shaft (2-3) after inner ring forward spindle (2-2), inner ring main frame (2-1) and inner ring was constituted is whole
Body rotating shaft applies flexible damping, makes axis of rotation steady；45 ° of described pitching mirror assembly (3) left and right both ends of the surface are solid by screw
Dingan County is mounted in inner ring main frame (2-1) the loop configuration interior front of inner ring frame assembly (2), 45 ° of described pitching mirror assemblies
(3) upper surface is installed to form 45° angle with inner ring main frame (2-1) upper surface；Described sweeping imager cantilevered balance staff disappears gap
High frequency image motion compensation device (4) is fixedly mounted on the high-frequency compensation apparatus installing plate (2-5) of inner ring frame assembly (2) by screw
Left side, described mirror assembly of turning back (5) are fixedly mounted on the unit installing board (2- that turns back of inner ring frame assembly (2) by screw
6), in the middle part of upper surface, described image-forming assembly (6) is fixedly mounted on the imaging installing plate of inner ring frame assembly (2) by screw
(2-7) on the left of, tilt mirrors (3-3), sweeping imager cantilevered balance staff disappear gap high frequency image motion compensation device (4), turn back mirror (5-
1), image-forming assembly (6) is installed and forms system imaging light path.
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| CN201510145365.8A CN104750123B (en) | 2015-03-31 | 2015-03-31 | The airborne face battle array imager of the two-way IMC of big visual field sweeping |
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| CN106160323B (en) * | 2016-06-23 | 2018-06-01 | 北京空间机电研究所 | A kind of high-precision finite angle formula shafting device |
| CN106705994A (en) * | 2016-11-18 | 2017-05-24 | 天津津航技术物理研究所 | Simulated load device for optical whiskbroom platforms |
| CN107121152B (en) * | 2017-04-28 | 2020-01-03 | 长春长光睿视光电技术有限责任公司 | Forward image motion compensation method of three-axis gyroscope stabilization platform |
| CN109916520B (en) * | 2019-03-11 | 2023-09-12 | 中国科学院上海技术物理研究所 | Infrared search component structure with gesture stabilization function and gesture compensation method |
| CN110411661B (en) * | 2019-07-10 | 2024-03-26 | 中国科学院上海技术物理研究所 | Structure and method for measuring deviation between center of gravity of turntable and center of rotating shaft |
| WO2023015527A1 (en) * | 2021-08-12 | 2023-02-16 | 深圳市大疆创新科技有限公司 | Camera lens module having voice coil motor, camera, and mobile platform |
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