CN210774087U - Laser gyro test support - Google Patents
Laser gyro test support Download PDFInfo
- Publication number
- CN210774087U CN210774087U CN201921632188.6U CN201921632188U CN210774087U CN 210774087 U CN210774087 U CN 210774087U CN 201921632188 U CN201921632188 U CN 201921632188U CN 210774087 U CN210774087 U CN 210774087U
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- gyro
- support
- laser
- suspension arm
- gyroscope
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Abstract
The utility model discloses a laser gyro test support, including support, rotation axis, davit, top bracket and top mount the top of support is provided with an installation section of thick bamboo, the one end of rotation axis is fixed in this installation section of thick bamboo, the other end of rotation axis with the upper end of davit is rotated and is connected the free end of davit is fixed with top bracket, dispose on the top bracket and be used for carrying out the top mount fixed to the laser gyro. The remarkable effects are as follows: simple structure, convenient operation realizes with low costsly, and structural strength is high, and long service life has improved efficiency of software testing greatly, and the accuracy of test result is high.
Description
Technical Field
The utility model relates to the production test field of laser top, concretely relates to laser top test support.
Background
The laser gyro is used as a navigation, positioning and orientation angular velocity sensor in the aerospace field, can be used for various navigation systems, has an unlimited angular velocity measurement range, does not need a mechanical stabilization platform, is an ideal strapdown angular velocity sensor, and needs a special test platform for testing and calibrating performance parameters.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims at providing a laser gyro test bracket,
in order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a laser top test support which the key lies in: the laser gyroscope fixing device comprises a support, a rotating shaft, a suspension arm, a gyroscope support and a gyroscope fixing frame, wherein an installation barrel is arranged at the top of the support, one end of the rotating shaft is fixed in the installation barrel, the other end of the rotating shaft is rotatably connected with the upper end of the suspension arm, the gyroscope support is fixed at the free end of the suspension arm, and the gyroscope fixing frame used for fixing a laser gyroscope is configured on the gyroscope support.
Further, the support comprises a bottom plate and a vertical plate vertically connected to the bottom plate, and the mounting cylinder is fixed to the top of the vertical plate.
Furthermore, a supporting plate is connected between the bottom plate and the vertical plate, and the end part of the mounting cylinder also extends to the upper part of the supporting plate and is fixedly connected with the top of the supporting plate.
Furthermore, the suspension arm is approximately L-shaped, the vertical end of the suspension arm is rotationally connected with the rotating shaft, and the horizontal part of the suspension arm fixes the gyro bracket, so that the structure is simplified, the interference caused by the construction of a plurality of connecting joints is avoided, and the reliability of test parameters is improved.
Furthermore, a flat plate is connected between the gyro support and the gyro fixing frame, so that the installation smoothness of the gyro fixing frame is better ensured, and the reliability of a test result is ensured.
Furthermore, the cross section of the gyro fixing frame is of a structure shaped like a Chinese character ji, the extending parts on two sides of the gyro fixing frame are used for being connected with the gyro support, at least three mounting bosses are formed at the top of the gyro fixing frame, and threaded holes for fixing the laser gyro are formed in the mounting bosses.
Furthermore, a reinforcing block is connected between the bottom surface of the gyro bracket and the suspension arm.
The utility model discloses a show the effect and be: the structure is simple, the operation is convenient, the realization cost is low, the structural strength is high, the service life is long, and the laser gyroscope is arranged on the gyroscope fixing frame through 3 mounting screws during the test; the whole test support is arranged on a shock absorption table meeting the requirements, and then the performance parameters (including zero offset, zero offset repeatability, zero offset drift and the like) of the laser gyroscope are tested and calibrated, so that the test efficiency is greatly improved, and the accuracy of the test result is high.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a left side view of the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
fig. 5 is a top view of the present invention;
fig. 6 is a schematic structural view of the gyro holder.
Detailed Description
The following provides a more detailed description of the embodiments and the operation of the present invention with reference to the accompanying drawings.
As shown in fig. 1 to 5, a laser gyro test stand includes a support 1, a rotation shaft 2, a suspension arm 3, a gyro bracket 4 and a gyro fixing frame 5, wherein a mounting tube 6 is disposed on the top of the support 1, one end of the rotation shaft 2 is fixed in the mounting tube 6, the other end of the rotation shaft 2 is rotatably connected with the upper end of the suspension arm 3, the gyro bracket 4 is fixed to the free end of the suspension arm 3, a reinforcing plate 10 is further connected between the bottom surface of the gyro bracket 4 and the suspension arm 3 to improve the structural strength, the gyro fixing frame 5 for fixing a laser gyro S is disposed on the gyro bracket 4, and a flat plate 7 is further connected between the gyro bracket 4 and the gyro fixing frame 5.
In this example, the support 1 includes a bottom plate 1a and an upright plate 1b vertically connected to the bottom plate 1a, a support plate 1c is connected between the bottom plate 1a and the upright plate 1b, the mounting cylinder 6 is fixed to the top of the upright plate 1b, and the end of the mounting cylinder 6 further extends to above the support plate 1c and is fixedly connected to the top of the support plate 1 c.
Furthermore, in order to simplify the structure and reduce the implementation cost, the suspension arm 3 is substantially L-shaped, the vertical end of the suspension arm 3 is rotatably connected with the rotating shaft 2, and the horizontal part of the suspension arm 3 fixes the gyro bracket 4.
Referring to fig. 6, the cross section of the gyro fixing frame 5 is in a zigzag structure, the extending portions on two sides of the gyro fixing frame 5 are used for being connected with the gyro bracket 4, three mounting bosses 8 are formed at the top of the gyro fixing frame 5, and threaded holes 9 for fixing the laser gyro S are formed in the mounting bosses 8.
During testing, the support is fixed on a damping table meeting requirements, and then the laser gyroscope S is installed on the gyroscope fixing frame 5 through 3 installation screws; and then, the performance parameters (including zero offset, zero offset repeatability, zero offset drift and the like) of the laser gyroscope S can be tested and calibrated, so that the testing efficiency is greatly improved, and the accuracy of the testing result is high.
The technical scheme provided by the utility model is introduced in detail above. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (7)
1. The utility model provides a laser top test support which characterized in that: the laser gyroscope fixing device comprises a support, a rotating shaft, a suspension arm, a gyroscope support and a gyroscope fixing frame, wherein an installation barrel is arranged at the top of the support, one end of the rotating shaft is fixed in the installation barrel, the other end of the rotating shaft is rotatably connected with the upper end of the suspension arm, the gyroscope support is fixed at the free end of the suspension arm, and the gyroscope fixing frame used for fixing a laser gyroscope is configured on the gyroscope support.
2. The laser gyro test stand of claim 1, wherein: the support comprises a bottom plate and a vertical plate vertically connected to the bottom plate, and the mounting cylinder is fixed to the top of the vertical plate.
3. The laser gyro test stand of claim 2, wherein: a supporting plate is connected between the bottom plate and the vertical plate, and the end part of the mounting cylinder also extends to the upper part of the supporting plate and is fixedly connected with the top of the supporting plate.
4. The laser gyro test stand of claim 1, wherein: the suspension arm is approximately L-shaped, the vertical end of the suspension arm is rotationally connected with the rotating shaft, and the horizontal part of the suspension arm fixes the gyro bracket.
5. The laser gyro test stand of claim 1, wherein: and a flat plate is connected between the gyro bracket and the gyro fixing frame.
6. The laser gyro test stand of claim 1, wherein: the cross section of the gyro fixing frame is of a structure shaped like a Chinese character 'ji', the extending parts on two sides of the gyro fixing frame are used for being connected with the gyro support, at least three mounting bosses are formed at the top of the gyro fixing frame, and threaded holes for fixing the laser gyro are formed in the mounting bosses.
7. The laser gyro test stand of claim 1, wherein: and a reinforcing block is also connected between the bottom surface of the gyro bracket and the suspension arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921632188.6U CN210774087U (en) | 2019-09-28 | 2019-09-28 | Laser gyro test support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921632188.6U CN210774087U (en) | 2019-09-28 | 2019-09-28 | Laser gyro test support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210774087U true CN210774087U (en) | 2020-06-16 |
Family
ID=71035998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921632188.6U Active CN210774087U (en) | 2019-09-28 | 2019-09-28 | Laser gyro test support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210774087U (en) |
-
2019
- 2019-09-28 CN CN201921632188.6U patent/CN210774087U/en active Active
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