CN104735302A - Swing sweep imager cantilever type swing shaft gap elimination high-frequency image shifting compensation device - Google Patents
Swing sweep imager cantilever type swing shaft gap elimination high-frequency image shifting compensation device Download PDFInfo
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- CN104735302A CN104735302A CN201510145372.8A CN201510145372A CN104735302A CN 104735302 A CN104735302 A CN 104735302A CN 201510145372 A CN201510145372 A CN 201510145372A CN 104735302 A CN104735302 A CN 104735302A
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Abstract
The invention discloses a swing sweep imager cantilever type swing shaft gap elimination high-frequency image shifting compensation device. A device swing sweep voice coil motor is fixedly installed on the installation faces on the two sides of a compensation base. A pair of angular contact bearings are installed in circular bearing installation holes in the compensation base. A swing shaft is sleeved with the inner rings of the angular contact bearings. Bearing locking nuts are fixed to the threaded end of the lower side of the swing shaft. The lower end of the swing shaft is sleeved with the rear end of a compensating mirror. The compensation device is reasonable, simple and compact in structure, the ratio of the compensating mirror installation space to a drive structure installation space is 1:1, and a cantilever structure is adopted in the compensating mirror. According to the swing shaft of the structure, the mode that one end is locked by the two nuts is adopted, and shaft system gap errors caused by machining and assembling of the device can be effectively eliminated.
Description
Technical field
The present invention relates to a kind of image motion compensation device, be specifically related to a kind of sweeping imager cantilever type balance staff and disappear gap high frequency image motion compensation device.
Background technology
Sweeping imager is generally to be mounted in the equipment to ground sweeping imaging on the contour empty carrier of transporter.When sweeping imager to be mounted on carrier ground sweeping imaging, sweeping motion can cause imaging optical axis to move within imaging detector imaging time of integration, thus produces image slices and move.Based on above reason, in order to eliminate, high spatial resolution, large speed are high moves impact on image quality than sweeping imaging picture under, long time of integration condition, meets high speed many pictures overlapping imaging simultaneously, needs to carry out High-precision high-frequency and ring IMC.General image motion compensation device cost is high, and in can only realizing, low-frequency compensation, and structure is loaded down with trivial details, bulky, helpless for the situation narrow and small at imager phase shift compensation place installing space.
Summary of the invention
The object of the invention is to overcome existing image motion compensation device complex structure loaded down with trivial details, bulky, cost is high, can not high frequency compensation be realized and the shortcoming on the narrow and small sweeping imager of phase shift compensation place installing space can not be arranged on, there is provided a kind of simple and compact for structure, the sweeping imager cantilever type balance staff that cost is low disappears gap high frequency image motion compensation device, axle system gap error can be eliminated, narrow and small at phase shift compensation installing space that place needs, be arranged on sweeping imager phase shift compensation place, carry transporter contour empty carrier over the ground imaging time, the scanning of sweeping imager sweeping is compensated as the capable dither of shift-in.
For achieving the above object, the present invention adopts following technical proposals:
A kind of sweeping imager cantilever type balance staff disappears gap high frequency image motion compensation device, comprises and compensates pedestal 1, sweeping voice coil motor 2, two sensitive switch supports, 3, two sensitive switches 4, compensating glass 5, relative type motor encoder outer cover 6, relative type motor encoder probe 7, installing rack 8, balance staff 9, upper angular contact bearing 10, upper angular contact bearing casting die 11, relative type motor encoder 12, lower angular contact bearing 13, two bearing lock nuts 14, relative type motor encoder outer cover installed part 15; It is characterized in that:
Described compensation pedestal 1 is cubic loop configuration, four limit chamferings, and upper and lower two ends medium position respectively has a bearing to install circular hole, and circular hole inner end is that bearing outer ring annular leans on face, installs circular hole and is communicated with the middle square space of described compensation pedestal 1; Circular hole top the right and left installed by described compensation pedestal 1 bearing is installed surface, and installed surface is the upper surface that boss structure is stretched out at two ends, left and right.
Described sweeping voice coil motor 2 is fixedly mounted on described compensation pedestal 1 bearing by screw and installs on the right and left installed surface of circular hole top, in described sweeping voice coil motor 2 left and right sides by screw respectively described two the sensitive switch supports 3 of each fixed installation, one in described two sensitive switches 4 is bolted to connection with in described two sensitive switch supports 3, and another in another and described two sensitive switch supports 3 simultaneously in described two sensitive switches 4 is also bolted to connection; Described upper angular contact bearing 10 outer ring sliding sleeve is arranged on described compensation pedestal 1 upper end bearing and installs in circular hole, lower surface, outer ring is mounted on described compensation pedestal 1 upper shaft bearing outer-ring annular by face, described lower angular contact bearing 13 outer ring sliding sleeve is arranged on described compensation pedestal 1 bottom end bearing and installs in circular hole, upper surface, outer ring is mounted on described compensation pedestal 1 bottom end bearing outer ring annular by face, and described upper angular contact bearing 10 and described lower angular contact bearing 13 partner stagger angle contact bearing back-to-back; Described balance staff about 9 two ends are set in described upper angular contact bearing 10 with in described lower angular contact bearing 13 inner ring, described upper angular contact bearing casting die 11 is fixedly connected with being set with on the upside of described balance staff 9 by screw, and described upper angular contact bearing casting die 11 lower surface and described upper angular contact bearing 10 inner ring upper surface near, described relative type motor encoder 12 and described upper angular contact bearing casting die 11 are located by center positioning hole and are fixedly connected with by screw; Described relative type motor encoder outer cover installed part 15 and described compensation pedestal 1 upper surface are located by center positioning hole and are fixedly connected with by screw, described relative type motor encoder outer cover 6 is mounted by means of bolts in the fit of described relative type motor encoder outer cover installed part 15, described relative type motor encoder probe 7 is fixedly mounted on described relative type motor encoder outer cover 6 upper surface by screw, carries out turned position detection to described relative type motor encoder 12; Described two bearing lock nuts 14 are fixed on the end of thread on the downside of described balance staff 9 by screw thread simultaneously, with described lower angular contact bearing 13 inner ring lower surface near and be fixedly connected with by gluing, locking positioning is carried out to described balance staff 9 axial location and eliminates axle system gap error; Described sweeping voice coil motor 2 exports balance staff and is fixedly connected with by being set with in the middle part of pin and gluing and described balance staff 9, and described compensating glass 5 rear end is sleeved on described balance staff 9 lower end, by pin and to be gluingly fixedly connected with; Described installing rack 8 is L shape supporting construction, is fixedly connected with described compensation pedestal 1 rear end face by screw, and described installing rack 8 lower end is fixedly mounted on sweeping imager by screw.
Disappeared by sweeping imager cantilever type balance staff described installing rack 8 lower end of gap high frequency image motion compensation device is fixedly mounted on sweeping imager by screw, be mounted to described compensating glass 5 minute surface and sweeping imager light path IMC place coincidence status, when to be mounted on the contour empty carrier of transporter ground sweeping imaging, start described sweeping voice coil motor 2, drive the forward swing left of described balance staff 9 or backswing to the right, detect described balance staff 9 by described two sensitive switches 4 and arrive initial position; Then control described sweeping voice coil motor 2 and export overall rotating shaft that balance staff drives described balance staff 9, described compensating glass 5 and described relative type motor encoder 12 to form around the forward and reverse high-frequency reciprocating rotary oscillation in rotation centre position, detected swing in high frequency relative positions by described relative type motor encoder probe 7 and fed back relative position signal, achieving the dither IMC of device to the imaging of sweeping imager sweeping.
The present invention compared with prior art, has following features and advantage: the present invention is rational in infrastructure, simple, compact, and reliability is high, easy to manufacture, simple installation, and cost is low, easy to use, is suitable for various sweeping imager and uses; Compensating glass installing space reaches 1:1 with the ratio of Drive Structure installing space, and compensating glass adopts cantilever design, is specially adapted at the narrow and small sweeping imager of IMC place installing space.Balance staff structure takes one end double nut locking mode, can the effective axle system gap error that brings of cancellation element machining and assembling.Adopt sweeping voice coil motor to drive compensating glass to realize high frequency IMC, compensating frequency reaches more than 40Hz.
Accompanying drawing explanation
Fig. 1 is the general structure schematic diagram of one embodiment of the present of invention.
Fig. 2 is the front view of Fig. 1.
Fig. 3 is the cutaway view at A-A place in Fig. 2.
Fig. 4 is the structural representation of the compensation pedestal of one embodiment of the present of invention.
Embodiment
The preferred embodiments of the present invention accompanying drawings is as follows:
See Fig. 1, Fig. 2 and Fig. 3, this sweeping imager cantilever type balance staff disappears gap high frequency image motion compensation device, comprises and compensates pedestal 1, sweeping voice coil motor 2, two sensitive switch supports 3, two sensitive switches 4, compensating glass 5, relative type motor encoder outer cover 6, relative type motor encoder probe 7, installing rack 8, balance staff 9, upper angular contact bearing 10, upper angular contact bearing casting die 11, relative type motor encoder 12, lower angular contact bearing 13, two bearing lock nuts 14, relative type motor encoder outer cover installed part 15; It is characterized in that:
See Fig. 4, compensating pedestal 1 is cubic loop configuration, four limit chamferings, and upper and lower two ends medium position respectively has a bearing to install circular hole, and circular hole inner end is that bearing outer ring annular leans on face, installs circular hole and is communicated with the middle square space of compensation pedestal 1; Compensating pedestal 1 bearing installation circular hole top the right and left is installed surface, and installed surface is the upper surface that boss structure is stretched out at two ends, left and right.
Sweeping voice coil motor 2 adopts Suqian to jump the RS22-32-00A of accurate dynamo-electric Co., Ltd of nation, being fixedly mounted on by screw compensates on the right and left installed surface of pedestal 1 bearing installation circular hole top, in sweeping voice coil motor 2 left and right sides by screw respectively each fixed installation two sensitive switch supports 3, one in two sensitive switches 4 is bolted to connection with in two sensitive switch supports 3, and another in another and two sensitive switch supports 3 simultaneously in two sensitive switches 4 is also bolted to connection; Upper angular contact bearing 10 and lower angular contact bearing 13 all adopt the B7000SU of Japanese MISUMI company, upper angular contact bearing 10 outer ring sliding sleeve is arranged on and compensates in pedestal 1 upper end bearing installation circular hole, lower surface, outer ring is mounted on and compensates pedestal 1 upper shaft bearing outer-ring annular by face, lower angular contact bearing 13 outer ring sliding sleeve is arranged on and compensates in pedestal 1 bottom end bearing installation circular hole, upper surface, outer ring is mounted on and compensates pedestal 1 bottom end bearing outer ring annular by face, and upper angular contact bearing 10 and lower angular contact bearing 13 partner stagger angle contact bearing back-to-back; Balance staff about 9 two ends are set in angular contact bearing 10 with in lower angular contact bearing 13 inner ring, upper angular contact bearing casting die 11 is fixedly connected with being set with on the upside of balance staff 9 by screw, and upper angular contact bearing casting die 11 lower surface and upper angular contact bearing 10 inner ring upper surface near, relative type motor encoder 12 and upper angular contact bearing casting die 11 are located by center positioning hole and are fixedly connected with by screw; Relative type motor encoder outer cover installed part 15 and compensation pedestal 1 upper surface are located by center positioning hole and are fixedly connected with by screw, relative type motor encoder outer cover 6 is mounted by means of bolts in the fit of relative type motor encoder outer cover installed part 15, relative type motor encoder probe 7 is fixedly mounted on relative type motor encoder outer cover 6 upper surface by screw, carries out turned position detection to relative type motor encoder 12; Two bearing lock nuts 14 are fixed on the end of thread on the downside of balance staff 9 by screw thread simultaneously, with lower angular contact bearing 13 inner ring lower surface near and be fixedly connected with by gluing, locking positioning is carried out to balance staff 9 axial location and eliminates axle system gap error; Sweeping voice coil motor 2 exports balance staff by pin and to be gluingly fixedly connected with being set with in the middle part of balance staff 9, and compensating glass 5 rear end is sleeved on balance staff 9 lower end, by pin and to be gluingly fixedly connected with; Installing rack 8 is L shape supporting construction, and be fixedly connected with compensation pedestal 1 rear end face by screw, installing rack 8 lower end is fixedly mounted on sweeping imager by screw.
Embodiment motion flow: gap high frequency image motion compensation device installing rack 8 lower end that disappeared by sweeping imager cantilever type balance staff is fixedly mounted on sweeping imager by screw, be mounted to compensating glass 5 minute surface and sweeping imager light path IMC place coincidence status, when to be mounted on the contour empty carrier of transporter ground sweeping imaging, start sweeping voice coil motor 2, drive balance staff 9 forward swing left or backswing to the right, detect balance staff 9 by the sensitive switch 4 of two, left and right and arrive initial position; Then control sweeping voice coil motor 2 and export the overall rotating shaft of balance staff driving balance staff 9, compensating glass 5 and relative type motor encoder 12 composition around the forward and reverse high-frequency reciprocating rotary oscillation in rotation centre position, detected swing in high frequency relative positions by relative type motor encoder probe 7 and fed back relative position signal, achieving the dither IMC of device to the imaging of sweeping imager sweeping.
Claims (1)
1. a sweeping imager cantilever type balance staff disappears gap high frequency image motion compensation device, comprise and compensate pedestal (1), sweeping voice coil motor (2), two sensitive switch supports (3), two sensitive switches (4), compensating glass (5), relative type motor encoder outer cover (6), relative type motor encoder probe (7), installing rack (8), balance staff (9), upper angular contact bearing (10), upper angular contact bearing casting die (11), relative type motor encoder (12), lower angular contact bearing (13), two bearing lock nuts (14), relative type motor encoder outer cover installed part (15), it is characterized in that:
Described compensation pedestal (1) is cubic loop configuration, four limit chamferings, upper and lower two ends medium position respectively has a bearing to install circular hole, and circular hole inner end is that bearing outer ring annular leans on face, and in the middle of installing circular hole and compensation pedestal (1), square space is communicated with; Circular hole top the right and left installed by described compensation pedestal (1) bearing is installed surface, and installed surface is the upper surface that boss structure is stretched out at two ends, left and right;
Described sweeping voice coil motor (2) is fixedly mounted on by screw and compensates on the right and left installed surface of pedestal (1) bearing installation circular hole top, in described sweeping voice coil motor (2) left and right sides by screw respectively each fixed installation two sensitive switch supports (3), one in two described sensitive switches (4) is bolted to connection with in two sensitive switch supports (3), another in another and described two sensitive switch supports (3) simultaneously in two sensitive switches (4) is also bolted to connection, described upper angular contact bearing (10) outer ring sliding sleeve is arranged on and compensates in pedestal (1) upper end bearing installation circular hole, lower surface, outer ring is mounted on described compensation pedestal (1) upper shaft bearing outer-ring annular by face, described lower angular contact bearing (13) outer ring sliding sleeve is arranged on and compensates in pedestal (1) bottom end bearing installation circular hole, upper surface, outer ring is mounted on and compensates pedestal (1) bottom end bearing outer ring annular by face, and described upper angular contact bearing (10) and lower angular contact bearing (13) partner stagger angle contact bearing back-to-back, described balance staff (9) up and down two ends is set in angular contact bearing (10) with in lower angular contact bearing (13) inner ring, described upper angular contact bearing casting die (11) is set with by screw and balance staff (9) upside and is fixedly connected with, and upper angular contact bearing casting die (11) lower surface and upper angular contact bearing (10) inner ring upper surface near, described relative type motor encoder (12) and upper angular contact bearing casting die (11) are located by center positioning hole and are fixedly connected with by screw, described relative type motor encoder outer cover installed part (15) and compensation pedestal (1) upper surface are located by center positioning hole and are fixedly connected with by screw, described relative type motor encoder outer cover (6) is mounted by means of bolts in the fit of relative type motor encoder outer cover installed part (15), described relative type motor encoder probe (7) is fixedly mounted on relative type motor encoder outer cover (6) upper surface by screw, carries out turned position detection to relative type motor encoder (12), two described bearing lock nuts (14) are fixed on balance staff (9) the downside end of thread by screw thread simultaneously, with lower angular contact bearing (13) inner ring lower surface near and be fixedly connected with by gluing, locking positioning is carried out to described balance staff (9) axial location and eliminates axle system gap error, described sweeping voice coil motor (2) output balance staff passes through pin and gluing suit with balance staff (9) middle part is fixedly connected with, described compensating glass (5) rear end is sleeved on balance staff (9) lower end, by pin and to be gluingly fixedly connected with, described installing rack (8) is L shape supporting construction, and be fixedly connected with compensation pedestal (1) rear end face by screw, described installing rack (8) lower end is fixedly mounted on sweeping imager by screw.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510145372.8A CN104735302B (en) | 2015-03-31 | 2015-03-31 | Sweeping imager cantilevered balance staff disappears gap high frequency image motion compensation device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510145372.8A CN104735302B (en) | 2015-03-31 | 2015-03-31 | Sweeping imager cantilevered balance staff disappears gap high frequency image motion compensation device |
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| CN104735302A true CN104735302A (en) | 2015-06-24 |
| CN104735302B CN104735302B (en) | 2017-11-21 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106441240A (en) * | 2016-10-13 | 2017-02-22 | 中国科学院上海技术物理研究所 | Area array imager high-frequency image motion compensating device based on cam mechanism |
| CN108649724A (en) * | 2018-06-19 | 2018-10-12 | 苏州汇川技术有限公司 | Voice coil motor module and oscillating control device |
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| US20140063598A1 (en) * | 2012-08-29 | 2014-03-06 | Lightel Technologies Inc. | Adaptive device for inspecting endfaces of fiber-optic connector having multiple rows of fibers |
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| CN204517921U (en) * | 2015-03-31 | 2015-07-29 | 中国科学院上海技术物理研究所 | A kind of sweeping imager cantilever type balance staff disappears gap high frequency image motion compensation device |
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2015
- 2015-03-31 CN CN201510145372.8A patent/CN104735302B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20140063598A1 (en) * | 2012-08-29 | 2014-03-06 | Lightel Technologies Inc. | Adaptive device for inspecting endfaces of fiber-optic connector having multiple rows of fibers |
| CN102879902A (en) * | 2012-10-08 | 2013-01-16 | 同济大学 | Cam-driven oscillating mirror mechanism |
| CN103986270A (en) * | 2014-05-05 | 2014-08-13 | 中国科学院长春光学精密机械与物理研究所 | Electric high-precision heavy-load linear driving device for optical alignment |
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| CN204517921U (en) * | 2015-03-31 | 2015-07-29 | 中国科学院上海技术物理研究所 | A kind of sweeping imager cantilever type balance staff disappears gap high frequency image motion compensation device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106441240A (en) * | 2016-10-13 | 2017-02-22 | 中国科学院上海技术物理研究所 | Area array imager high-frequency image motion compensating device based on cam mechanism |
| CN106441240B (en) * | 2016-10-13 | 2019-01-01 | 中国科学院上海技术物理研究所 | A kind of face battle array imager high frequency image motion compensation device based on cam mechanism |
| CN108649724A (en) * | 2018-06-19 | 2018-10-12 | 苏州汇川技术有限公司 | Voice coil motor module and oscillating control device |
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| CN104735302B (en) | 2017-11-21 |
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