CN106705993A - Micromechanical gyroscope swing arm type testing device - Google Patents
Micromechanical gyroscope swing arm type testing device Download PDFInfo
- Publication number
- CN106705993A CN106705993A CN201510775990.0A CN201510775990A CN106705993A CN 106705993 A CN106705993 A CN 106705993A CN 201510775990 A CN201510775990 A CN 201510775990A CN 106705993 A CN106705993 A CN 106705993A
- Authority
- CN
- China
- Prior art keywords
- guide rod
- ball
- disc
- swing arm
- arm type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C25/00—Manufacturing, calibrating, cleaning, or repairing instruments or devices referred to in the other groups of this subclass
- G01C25/005—Manufacturing, calibrating, cleaning, or repairing instruments or devices referred to in the other groups of this subclass initial alignment, calibration or starting-up of inertial devices
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Gyroscopes (AREA)
Abstract
The invention provides a micromechanical gyroscope swing arm type testing device. The micromechanical gyroscope swing arm type testing device comprises a mechanical device part and a control part, wherein the mechanical device comprises a base, a disc supporting shaft and a guide rod supporting shaft are installed on the base, a disc is installed on the disc supporting shaft, a driven wheel is arranged below the disc, a ball is fixed to the disc, a guide rod and an objective table are installed on the guide rod supporting shaft, a guide rail limiting groove is formed in the guide rod, and the ball is arranged in the guide rail limiting groove; the control part is a direct current torque motor with a speed controller, the direct current torque motor is installed on the base, and a driving wheel is installed on an output shaft of the direct current torque motor and is connected with the driven wheel through a belt. The disc and the ball drive the guide rod to swing in a reciprocating mode when rotating at the constant speed, the swing angular speed changes according to the sine law approximately, and the frequency and amplitude of the angular speed are controlled by a controller and can be measured by a standard top fixed to the objective table. The micromechanical gyroscope swing arm type testing device provides accurate signals and is high in stability, easy to control, simple in structure, convenient to process and easy to operate.
Description
Technical field
It is specifically a kind of to be commonly used in the test of micromechanical gyro the present invention relates to a kind of test device, for providing the test device of the angular velocity signal changed by sinusoidal rule.
Background technology
Need to provide angular velocity signal with test table in the performance test of micromechanical gyro.Test table is the main test equipment for detecting and evaluating gyro system, gyro system can be studied using turntable, founding mathematical models, identify the performances such as its scale factor, precision, sensitivity, the various transiences of gyro are found out by different test methods, compensated by inertial navigation system, so as to improve the precision of system.
The test table for using at present is mainly used in the test of classical spinning top, mainly use air-bearing, alternating current torque motor directly drives, angle measuring system is constituted with inductosyn and rotary transformer, traditional test table mechanical realization is complicated, and bulky, difficulty of processing is big, it is expensive, use inconvenience.
The content of the invention
It is an object of the invention to provide it is a kind of provide that signal is accurate, controllability strong, good stability, it is simple to operate, easy to process in micromechanical gyro test for providing the swing arm type tester for micromechanical gyro that angular speed test is carried out to micromechanical gyro of angular velocity signal.
The object of the present invention is achieved like this：It includes mechanical machine parts and control section, wherein mechanical device includes base, disk support shaft and guide rod supports axle are installed on base, disk is installed in disk support shaft, driven pulley is set under disk, ball is fixed with disk, guide rod and objective table are installed on guide rod supports axle, guide rail stopper slot is provided with guide rod, ball is placed in guide rail stopper slot, and control section is the direct current torque motor with speed regulator, and direct current torque motor is arranged on base, driving wheel is installed on its output shaft, is connected by belt between driving wheel and driven pulley.
The present invention can also include：
Distance of the length of guide rod much larger than ball to the axle center of disk support shaft.
Disk of the invention is fixed on base by disk support shaft, and a ball is fixed on disk plane, and guide rod is fixed on base by guide rod supports axle.Direct current torque motor drives disk uniform rotation, speed regulator regulation motor rotating speed by belt pulley.Ball is placed in the guide rail stopper slot of guide rod, and the simple harmonic motion of reciprocally swinging is acted by disk band.The length of the guide rail stopper slot wherein in guide rod should be greater than the diameter of disk, and width is equal to ball diameter and can make ball free movement in guide rail.Ball at the uniform velocity rotates along disk support shaft axle center, and its radius of turn is much smaller than guide rod length.
The advantage of the invention is that：1st, signal is provided accurate；2nd, good stability, it is easy to control；3rd, simple structure, is easy to processing, simple to operate.
Brief description of the drawings
Fig. 1 is ground structure schematic diagram of the present invention；
Fig. 2 is the top view of Fig. 1.
Specific embodiment
It is for a more detailed description to the present invention below in conjunction with the accompanying drawings：
Swing arm type tester for micromechanical gyro includes mechanical machine parts and control section.Wherein mechanical machine parts are made up of disk, base, guide rod, ball, support shaft and objective table, and control section is made up of direct current torque motor and speed regulator.Disk 1 is fixed on base 4 by disk support shaft 3, and a driven pulley 2 is fixed in the bottom of disk 1, and a ball 5 is fixed on the top of disk 1.The driving wheel 7 of the direct current torque motor 6 with speed regulator drives the uniform rotation of driven pulley 2 by belt 12, so that disk 1 and the uniform rotation of ball 5, its rotating speed is controlled by the speed regulator of direct current generator.Guide rod 8 is fixed on base 4 by guide rod supports axle 10, and ball 5 is placed in the guide rail stopper slot 11 of guide rod 8, and guide rod 8 is driven down with the axle center of guide rod supports axle 10 as reciprocally swinging is made in the center of circle by disk 1.The length of the wherein guide rail stopper slot of guide rod should be greater than the diameter of disk, and width is equal to ball diameter, can make ball in guide rail stopper slot along the central axis free movement of guide rod 8.Objective table 9 is used to place standard gyro 14 and gyro to be measured 13, is linked together with guide rod 8, the axis coinciding of center and guide rod supports axle 10.During test, standard gyro 14 is placed on objective table 9, gyro to be measured 13 is positioned on standard gyro 14 and tests.Two gyro centers should be with the axis coinciding of guide rod supports axle.Direct current torque motor 6 can adjust rotating speed by speed regulator.In order to the length that a sinusoidal angular velocity signal, guide rod 8 is produced on gyro should be much larger than ball 5 to the distance (more than 10 times) in the axle center of disk support shaft 3.
Claims (2)
1. a kind of swing arm type tester for micromechanical gyro, it includes mechanical machine parts and control section, it is characterized in that：Wherein mechanical device includes base, disk support shaft and guide rod supports axle are installed on base, disk is installed in disk support shaft, driven pulley is set under disk, ball is fixed with disk, guide rod and objective table are installed on guide rod supports axle, guide rail stopper slot is provided with guide rod, ball is placed in guide rail stopper slot, control section is the direct current torque motor with speed regulator, direct current torque motor is arranged on base, and driving wheel is installed on its output shaft, is connected by belt between driving wheel and driven pulley.
2. swing arm type tester for micromechanical gyro according to claim 1, it is characterized in that：Distance of the length of guide rod much larger than ball to the axle center of disk support shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510775990.0A CN106705993A (en) | 2015-11-15 | 2015-11-15 | Micromechanical gyroscope swing arm type testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510775990.0A CN106705993A (en) | 2015-11-15 | 2015-11-15 | Micromechanical gyroscope swing arm type testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106705993A true CN106705993A (en) | 2017-05-24 |
Family
ID=58930270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510775990.0A Withdrawn CN106705993A (en) | 2015-11-15 | 2015-11-15 | Micromechanical gyroscope swing arm type testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106705993A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107677291A (en) * | 2017-09-12 | 2018-02-09 | 中国航空工业集团公司洛阳电光设备研究所 | A kind of gyro frequency characteristic measurement method and device |
| CN109506673A (en) * | 2017-09-15 | 2019-03-22 | 神讯电脑(昆山)有限公司 | Gyroscope detection device |
| CN110887482A (en) * | 2019-10-31 | 2020-03-17 | 北京航天时代光电科技有限公司 | Universal support for assembling inertia measuring device |
| CN113124904A (en) * | 2021-04-25 | 2021-07-16 | 重庆理工大学 | Moment gyroscope restoring moment test bed and measuring method |
-
2015
- 2015-11-15 CN CN201510775990.0A patent/CN106705993A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107677291A (en) * | 2017-09-12 | 2018-02-09 | 中国航空工业集团公司洛阳电光设备研究所 | A kind of gyro frequency characteristic measurement method and device |
| CN107677291B (en) * | 2017-09-12 | 2021-09-10 | 中国航空工业集团公司洛阳电光设备研究所 | Method and device for measuring frequency characteristics of gyroscope |
| CN109506673A (en) * | 2017-09-15 | 2019-03-22 | 神讯电脑(昆山)有限公司 | Gyroscope detection device |
| CN109506673B (en) * | 2017-09-15 | 2022-08-19 | 神讯电脑(昆山)有限公司 | Gyroscope detection device |
| CN110887482A (en) * | 2019-10-31 | 2020-03-17 | 北京航天时代光电科技有限公司 | Universal support for assembling inertia measuring device |
| CN113124904A (en) * | 2021-04-25 | 2021-07-16 | 重庆理工大学 | Moment gyroscope restoring moment test bed and measuring method |
| CN113124904B (en) * | 2021-04-25 | 2023-09-08 | 重庆理工大学 | Moment gyro recovery moment test bed and measuring method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170524 |
|
| WW01 | Invention patent application withdrawn after publication |