CN203616633U - Laser gyro jitter offset frequency effect automatic monitor system - Google Patents
Laser gyro jitter offset frequency effect automatic monitor system Download PDFInfo
- Publication number
- CN203616633U CN203616633U CN201320812703.5U CN201320812703U CN203616633U CN 203616633 U CN203616633 U CN 203616633U CN 201320812703 U CN201320812703 U CN 201320812703U CN 203616633 U CN203616633 U CN 203616633U
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- Prior art keywords
- laser gyro
- shake
- jitter
- power supply
- offset frequency
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- 230000000694 effects Effects 0.000 title claims abstract description 29
- 238000012806 monitoring device Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 abstract description 11
- 238000012544 monitoring process Methods 0.000 abstract description 7
- 230000006378 damage Effects 0.000 abstract description 5
- 238000010923 batch production Methods 0.000 abstract description 4
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 2
- 238000011002 quantification Methods 0.000 abstract 1
- 238000011156 evaluation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The utility model belongs to the laser gyro jitter offset frequency technology and relates to a laser gyro jitter offset frequency effect automatic monitor system. The laser gyro jitter offset frequency effect automatic monitor system comprises a jitter drive power supply (1), a jitter clamp (2), a laser gyro power supply (6), an automatic monitor device (10) and an upper computer (11), wherein, the jitter drive power supply (1) is connected with the jitter clamp, a laser gyro is arranged on the jitter clamp and connected with the laser gyro power supply (6), the laser gyro power supply is controlled by the upper computer, and the jitter mechanism of the jitter clamp is electrically connected with the automatic monitor device. During batch production, a calibrated monolithic PZT threshold voltage of each jitter clamp is subjected to monitoring. The problems of complex acquisition and processing processes and difficult quantification and monitoring of jitter effects are solved. When jitter is abnormal, a laser gyro lock area is protected from damage.
Description
Technical field
The utility model belongs to shaking laser gyroscope Frequency-Biasing Technique, relates to a kind of shaking laser gyroscope offset frequency effect automatic monitored control system.
Background technology
Making a general survey of the development of laser gyro, is mainly the history that same latch up effect is waged a struggle, and lock district is the important indicator of weighing gyro performance.Dithered technology is one of Frequency-Biasing Technique effectively overcoming the generation of lock district.
As shown in Figure 1, laser gyro resonator cavity is in electric discharge ageing process, if do not add the Dithered gyro that ignites, can cause non-linear destruction to catoptron rete, causing locking district increases, along with the increase lock district of working time continues to increase, and laser gyro lock district is caused to permanent infringement, and this process is irreversible.
Prior art lacks effective evaluation and the monitoring means for shake effect, and therefore when real work, shake weak effect easily causes permanent infringement to laser gyro lock district.
Utility model content
The purpose of this utility model: provide one automatic monitoring shaking laser gyroscope offset frequency effect also effectively to protect the impregnable system of laser gyro performance.
The technical solution of the utility model: a kind of shaking laser gyroscope offset frequency effect automatic monitored control system, it comprises shake driving power, shake fixture, laser gyro power supply, automatic monitoring device and host computer, wherein, shake driving power is connected with shake fixture, laser gyro is contained on shake fixture, and connecting laser gyro power supply, the power supply of laser gyro is simultaneously subject to PC control, and the shaker mechanism of shake fixture is electrically connected with automatic monitoring device.
The shaker mechanism of shake fixture is made up of some groups of PZT, and a certain monolithic PZT wherein connects automatic monitoring device.
Described PZT group is around being fixed in shake clamp base, and covering shake fixture upper plate.
The beneficial effects of the utility model are:
1) when shake fixture drives shaking laser gyroscope work, laser gyro output signal is carried out to acquisition process and record laser gyro offset frequency amount, weigh the shake effect of shake fixture with offset frequency amount size, solved the evaluation criterion of shake same effect.
2) again that laser gyro offset frequency amount is corresponding with monolithic PZT magnitude of voltage on shake fixture in this patent, require to calibrate shake fixture monolithic PZT voltage threshold scope according to laser gyro offset frequency figureofmerit, the monolithic PZT threshold voltage of in batch production, each shake fixture having been demarcated is monitored, solved acquisition process process complexity, shake effect is difficult for a difficult problem that quantizes, monitors.
3) by shake supervising device, each shake fixture monolithic PZT voltage is monitored and record in real time; when the monolithic PZT of certain monitored shake fixture voltage exceeds threshold voltage scope; show that this shake fixture shake effect occurs abnormal; automatic monitoring device will send warning to host computer; host computer sends instruction to laser gyro power supply quits work the laser gyro on this shake fixture, and protection laser gyro lock district does not suffer damage.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that is related between Dithered and gyro lock district;
Fig. 2 is the structural representation of shaking laser gyroscope offset frequency effect caliberating device;
Wherein, 1-shake driving power, 2-shake fixture, 3-PZT group, 4-monolithic PZT, 5-laser gyro, 6-laser gyro power supply, 7-beat signal gatherer, 8-oscillograph, 9-multimeter.
Fig. 3 is the structural representation of shaking laser gyroscope offset frequency effect automatic monitored control system;
Wherein, 10-automatic monitoring device, 11-host computer.
Fig. 4 is shake clamp structure schematic diagram;
Wherein, 12-shake clamp base, 13-PZT group, 14-shake fixture upper plate.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described:
Refer to Fig. 2, wherein said shake caliberating device comprises shake fixture 2, laser gyro 5, laser gyro power supply 6, beat signal collector 7, oscillograph 8, multimeter 9.Wherein, be provided with PZT group 3 on shake fixture 2, a certain monolithic PZT4 is wherein connected to multimeter 9, in addition, laser gyro 5 is fixed on shake fixture 2, and is connected with beat signal gatherer 7 with laser gyro power supply 6 with PZT group 3 respectively, and beat signal gatherer 7 is connected with oscillograph 8.
Refer to Fig. 3, it is the structural representation of the utility model shaking laser gyroscope offset frequency effect automatic monitored control system.The utility model shaking laser gyroscope offset frequency effect automatic monitored control system comprises shake caliberating device, laser gyro power supply 6, host computer 11, automatic monitoring device 10.
A certain monolithic PZT4 on shake fixture 2 is connected to automatic monitoring device 10, and laser gyro 5 is connected with laser gyro power supply 6 with PZT group 3 respectively.In addition, automatic monitoring device 10, laser gyro power supply 6 are all connected with host computer 11.
The course of work is described
Demarcate: shake driving power 1 is connected with shake fixture 2, PZT group 3 and monolithic PZT4 work on shake driving power output voltage, frequency drives shake fixture 2, make to shake fixture 2 and produce shake effect.Monolithic PZT4 is connected with multimeter 9, can measure the magnitude of voltage of monolithic PZT4 output by multimeter 9.Laser gyro 5 fills is just shaking on fixture 2, produces shake under the effect of shake fixture 2.Use laser gyro power supply 6 laser gyro 5 of igniting, laser gyro output signal is closed to light processing makes laser gyro 5 produce beat signal, utilize beat signal gatherer 7 to receive the beat signal that laser gyro 5 is exported, and recorded the offset frequency numerical quantity of now laser gyro 5 by oscillograph 8.When changing shake driving power 1 output voltage, frequency, change making to shake the shake effect that fixture 2 produces, the magnitude of voltage that now oscillograph 8 records the monolithic PZT4 output that offset frequency numerical quantity and multimeter 9 measure changes, and is demarcated as shaking the threshold voltage of fixture 2 monolithic PZT4 when recording the touch the mark range of voltage values of corresponding monolithic PZT4 output while requiring of offset frequency numerical quantity.
Monitoring
Host computer 11 is connected with laser gyro power supply 6, automatic monitoring device 10, and host computer 11 carries out Long-distance Control to laser gyro power supply 6, automatic monitoring device 10.Automatic monitoring device 10 is connected with monolithic PZT4, monitoring monolithic PZT4 output voltage values in real time, exceed once monolithic PZT4 output voltage values the thresholding operating voltage that shake fixture 2 is demarcated, automatic monitoring device 10 will send warning to host computer 11, the host computer 11 backward laser gyro power supply 6 that receives the report for police service sends instruction and cuts off the electricity supply, now laser gyro 5 stops igniting, and effectively prevents that laser gyro 5 from causing damage in the shake work Dui Suo district that continues to ignite when deleterious.
Advantage is described
1) when shake fixture drives shaking laser gyroscope work, laser gyro output signal is carried out to acquisition process and record laser gyro offset frequency amount, weigh the shake effect of shake fixture with offset frequency amount size, solved the evaluation criterion of shake same effect.
2) for the acquisition process process complexity of laser gyro offset frequency signal, in batch production, be difficult for realizing monitoring, again that laser gyro offset frequency amount is corresponding with monolithic PZT magnitude of voltage on shake fixture in this patent, require to calibrate shake fixture monolithic PZT voltage threshold scope according to laser gyro offset frequency figureofmerit, the monolithic PZT threshold voltage of in batch production, each shake fixture having been demarcated is monitored, and has solved shake effect and has been difficult for a difficult problem that quantizes, monitors.
3) by shake supervising device, each shake fixture monolithic PZT voltage is monitored and record in real time; when the monolithic PZT of certain monitored shake fixture voltage exceeds threshold voltage scope; show that this shake fixture shake effect occurs abnormal; automatic monitoring device will send warning to host computer; host computer sends instruction to laser gyro power supply quits work the laser gyro on this shake fixture, and protection laser gyro lock district does not suffer damage.
Claims (3)
1. a shaking laser gyroscope offset frequency effect automatic monitored control system, it is characterized in that, comprise shake driving power (1), shake fixture (2), laser gyro power supply (6), automatic monitoring device (10) and host computer (11), wherein, shake driving power (1) is connected with shake fixture, and laser gyro is contained on shake fixture, and connects laser gyro power supply, the power supply of laser gyro is simultaneously subject to PC control, and the shaker mechanism of shake fixture is electrically connected with automatic monitoring device.
2. shaking laser gyroscope offset frequency effect automatic monitored control system according to claim 1, is characterized in that, the shaker mechanism of shake fixture is made up of some groups of PZT, and a certain monolithic PZT wherein connects automatic monitoring device.
3. shaking laser gyroscope offset frequency effect automatic monitored control system according to claim 2, is characterized in that, described PZT group is around being fixed in shake clamp base, and covering shake fixture upper plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320812703.5U CN203616633U (en) | 2013-12-10 | 2013-12-10 | Laser gyro jitter offset frequency effect automatic monitor system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320812703.5U CN203616633U (en) | 2013-12-10 | 2013-12-10 | Laser gyro jitter offset frequency effect automatic monitor system |
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| Publication Number | Publication Date |
|---|---|
| CN203616633U true CN203616633U (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320812703.5U Expired - Lifetime CN203616633U (en) | 2013-12-10 | 2013-12-10 | Laser gyro jitter offset frequency effect automatic monitor system |
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| CN (1) | CN203616633U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768292A (en) * | 2015-11-24 | 2017-05-31 | 中国航空工业第六八研究所 | A kind of dithering-wheel working state real-time monitoring method |
| CN107167125A (en) * | 2017-07-05 | 2017-09-15 | 陕西蔚蓝航天测控技术开发有限公司 | One kind shake laser gyro ageing power control system and shake laser gyro ageing power supply cabinet |
| CN114636412A (en) * | 2022-05-17 | 2022-06-17 | 湖南亿诺胜精密仪器有限公司 | Mechanical shaking space three-axis laser gyroscope with electromagnetic shaking detection function and assembly method |
| CN115183758A (en) * | 2022-09-07 | 2022-10-14 | 四川图林科技有限责任公司 | Electromagnetic jitter detection device and detection method for ultrahigh-precision laser gyroscope |
| CN115290124A (en) * | 2022-10-10 | 2022-11-04 | 天津集智航宇科技有限公司 | Laser gyroscope rotation-free light-emitting vacuum aging device and method |
-
2013
- 2013-12-10 CN CN201320812703.5U patent/CN203616633U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768292A (en) * | 2015-11-24 | 2017-05-31 | 中国航空工业第六八研究所 | A kind of dithering-wheel working state real-time monitoring method |
| CN106768292B (en) * | 2015-11-24 | 2019-08-20 | 中国航空工业第六一八研究所 | A kind of dithering-wheel working state real-time monitoring method |
| CN107167125A (en) * | 2017-07-05 | 2017-09-15 | 陕西蔚蓝航天测控技术开发有限公司 | One kind shake laser gyro ageing power control system and shake laser gyro ageing power supply cabinet |
| CN107167125B (en) * | 2017-07-05 | 2023-06-02 | 陕西蔚蓝航天测控技术开发有限公司 | Shaking laser gyro aging power supply control system and shaking laser gyro aging power supply control cabinet |
| CN114636412A (en) * | 2022-05-17 | 2022-06-17 | 湖南亿诺胜精密仪器有限公司 | Mechanical shaking space three-axis laser gyroscope with electromagnetic shaking detection function and assembly method |
| CN115183758A (en) * | 2022-09-07 | 2022-10-14 | 四川图林科技有限责任公司 | Electromagnetic jitter detection device and detection method for ultrahigh-precision laser gyroscope |
| CN115183758B (en) * | 2022-09-07 | 2022-12-06 | 四川图林科技有限责任公司 | Electromagnetic jitter detection device and detection method for ultrahigh-precision laser gyroscope |
| CN115290124A (en) * | 2022-10-10 | 2022-11-04 | 天津集智航宇科技有限公司 | Laser gyroscope rotation-free light-emitting vacuum aging device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140528 |
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| CX01 | Expiry of patent term |