CN213579283U - Portable angle sensor calibrating device - Google Patents
Portable angle sensor calibrating device Download PDFInfo
- Publication number
- CN213579283U CN213579283U CN202022946348.3U CN202022946348U CN213579283U CN 213579283 U CN213579283 U CN 213579283U CN 202022946348 U CN202022946348 U CN 202022946348U CN 213579283 U CN213579283 U CN 213579283U
- Authority
- CN
- China
- Prior art keywords
- angle sensor
- chuck
- rotary table
- calibration device
- mounting seat
- 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.)
- Active
Links
Images
Landscapes
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The utility model relates to a calibrating device's technical field, more specifically relates to a portable angle sensor calibrating device. A portable angle sensor calibration device comprises a mounting seat, an angle encoder arranged in the mounting seat, a precise rotary table, a chuck and a display; the display is arranged outside the mounting seat and is electrically connected with the angle encoder; the angle encoder, the precision rotary table and the chuck are sequentially connected from bottom to top, and the precision rotary table is connected with the rotary disc; the shell of the angle sensor is fixed with the upper part of the mounting seat, and the rotating shaft of the angle sensor is fixedly connected with the chuck. The calibration device is simple in design structure, low in requirement on operators, capable of meeting field metering requirements, capable of improving calibration work efficiency, capable of shortening calibration time and good in application prospect in actual work.
Description
Technical Field
The utility model relates to a calibrating device's technical field, more specifically relates to a portable angle sensor calibrating device.
Background
The angle sensor is a sensor which can sense the change of a measured angle and convert the change into a usable output signal, is mainly used for measuring the rotating angle between a fixed part and a rotating part, is widely applied to the precise measurement of the angle of a dynamic system, such as the measurement of the azimuth angle or the pitch angle of an inertial navigation system, a mechanical control system, an unmanned aerial vehicle, a director and a radar system, and directly influences the quality and the service life of a product, so the angle measurement plays an important role in the industry.
In the prior art, an angle sensor calibration device generally adopts a calibration method of a photoelectric autocollimator and a regular polygon to calibrate. The defects of the prior art are as follows: the photoelectric autocollimator is matched with a calibration scheme of a regular polygonal prism, so that the requirement on an operator is high; the corner displacement sensors with different specifications need to be matched with a regular polygonal prism, and the calibration is time-consuming and labor-consuming. The calibration has higher requirements on the auxiliary fixing device, is difficult to carry out field calibration, and can not meet the requirements of enterprise users.
Another solution in the prior art is to calibrate the angle sensor using a calibration method of the turntable. The method has the disadvantages that the rotary table is adopted to calibrate the angle sensor, each calibration needs to be concentrically adjusted, and the calibration is time-consuming and labor-consuming. The calibration equipment is heavy in mass, not portable, difficult to carry out on-the-spot measurement, can't satisfy enterprise user's demand.
For example, chinese patent CN201420745941.3 discloses a magnetic angle sensor calibration and calibration device, which includes a base, a motor, a photoelectric encoder, a support, a mechanical platform, and a data processing device. But the installation is more complicated and the operation is not simple and convenient.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving above-mentioned technical problem to a certain extent at least, provide a portable angle sensor calibrating device, its installation is convenient simple, easy operation, satisfy the on-the-spot measurement requirement.
The technical scheme of the utility model is that: a portable angle sensor calibration device comprises a mounting seat, an angle encoder arranged in the mounting seat, a precise rotary table, a chuck and a display;
the display is arranged outside the mounting seat and is electrically connected with the angle encoder; the angle encoder, the precision rotary table and the chuck are sequentially connected from bottom to top, and the precision rotary table is connected with the rotary disc;
the shell of the angle sensor is fixed with the upper part of the mounting seat, and the rotating shaft of the angle sensor is fixedly connected with the chuck.
Furthermore, both sides on mount pad upper portion be equipped with fixed chuck and fixed knob, fixed knob be connected with fixed chuck, fixed chuck joint angle sensor's casing.
Furthermore, the inside of the fixed chuck is of a V-shaped structure.
Furthermore, the mounting seat comprises a base and side plates arranged at two side parts of the base, and the angle encoder, the precision rotary table and the chuck are all arranged in the base; the fixed chuck and the fixed knob are arranged on the upper part of the side plate.
Furthermore, the middle part of the side plate is also provided with a hollow part.
Furthermore, a connecting part is arranged on the side part of the precision rotary table, and the rotary disc is connected with the precision rotary table through the connecting part.
Furthermore, the upper part of the precision rotary table is provided with a precision rotary table opening, and the precision rotary table opening is connected with the bottom of the chuck.
Furthermore, a concave part is arranged on the base, and the connecting part penetrates through the concave part.
Further, the chuck is a three-jaw chuck.
Furthermore, the indication error of the angle encoder is less than or equal to 4'.
Compared with the prior art, the beneficial effects are: the utility model provides a traditional angle sensor installation of sensor and calibration operation are high, calibration equipment is heavy, be difficult for carrying, be difficult to satisfy the problem of on-the-spot measurement demand to operating personnel technical requirement in the calibration process. The portable angle sensor calibration device is convenient and fast to install, simple to operate and capable of meeting field metering requirements.
The calibration device is simple in design structure, low in requirement on operators, capable of meeting field metering requirements, capable of improving calibration work efficiency, capable of shortening calibration time and good in application prospect in actual work.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an explosion diagram of the present invention.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
As shown in fig. 1 and 2, a portable angle sensor calibration device comprises a mounting base 8, an angle encoder 1 arranged in the mounting base 8, a precision turntable 3, a chuck 4, and a display 7;
the display 7 is arranged outside the mounting seat 8 and electrically connected with the angle encoder 1; the angle encoder 1, the precision rotary table 3 and the chuck 4 are sequentially connected from bottom to top, and the precision rotary table 3 is connected with the rotary disc 2;
the shell of the angle sensor is fixed with the upper part of the mounting seat 8, and the rotating shaft of the angle sensor is fixedly connected with the chuck 4.
Further, both sides on 8 upper portions of mount pad are equipped with fixed chuck 5 and fixed knob 6, and fixed knob 6 is connected with fixed chuck 5, and fixed chuck 5 joint angle sensor's casing. The inside of the fixed chuck 5 is in a V-shaped structure.
In this embodiment, by rotating the fixing knob 6, the fixing chuck 5 can be moved laterally inside the mounting seat 8, so that the angle sensor to be calibrated can be clamped or loosened. And the fixed chuck 5 with the V-shaped structure can firmly clamp the corrected angle sensor, so that the corrected angle sensor is not easy to fall off in the calibration process, and the accuracy of the calibration result is ensured.
Further, the mounting base 8 comprises a base 81 and side plates 84 arranged at two side parts of the base 81, and the angle encoder 1, the precision rotary table 3 and the chuck 4 are all arranged in the base 81; the fixing chuck 5 and the fixing knob 6 are provided at an upper portion of the side plate 84. The side plate 84 is also provided with a hollowed-out portion 82 in the middle.
In this embodiment, the side plate 84 can protect the angle encoder 1, the precision turret 3, and the chuck 4 from the external environment during the calibration process. In addition, the hollow-out part 82 is arranged, so that an experimenter can observe the condition inside the mounting seat 8 at any time in the calibration process, and can make rapid adjustment on the calibration process in time.
Further, the precision turntable 3 is provided with a connecting portion 32 at a side portion thereof, and the rotating disc 2 is connected with the precision turntable 3 through the connecting portion 32.
Further, a precise turntable opening 31 is formed in the upper portion of the precise turntable 3, and the precise turntable opening 31 is connected with the bottom of the chuck 4. The base 81 is provided with a recess 83, and the connecting portion 32 passes through the recess 83.
Specifically, the chuck 4 is a three-jaw chuck. The indication error of the angle encoder 1 is less than or equal to 4'. The three-jaw chuck ensures that the installation eccentricity is less than 0.02 mm; the value error of the angular encoder is less than or equal to 4' and meets the requirements of the JJF 1352 and 2012 angular displacement sensor calibration standard metering device.
This calibrating device design is simple, through the cooperation of three-jaw chuck and accurate revolving stage, can realize by the quick coaxial arrangement of calibration angular displacement sensor and high accuracy angle encoder, and is lower to the operator requirement, satisfies the on-the-spot measurement demand, improves calibration work efficiency, has shortened calibration time, possess good application prospect in the actual work.
The utility model discloses a theory of operation: the corrected angle sensor is arranged at the central position of the fixed chuck 5, the angle sensor is adjusted to be coaxial with the three-jaw chuck 4, and the fixed knob 6 is screwed to be fixed. The precision rotary table 3 is driven by the rotary disc 2 to coaxially rotate with the angle sensor and the high-precision angle encoder 1, and the standard indicating value is read through the display 7 to complete the calibration of the instrument.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A portable angle sensor calibration device is characterized by comprising a mounting seat (8), an angle encoder (1) arranged in the mounting seat (8), a precise rotary table (3), a chuck (4) and a display (7);
the display (7) is arranged outside the mounting seat (8) and is electrically connected with the angle encoder (1); the angle encoder (1), the precision rotary table (3) and the chuck (4) are sequentially connected from bottom to top, and the precision rotary table (3) is connected with the rotary disc (2);
the shell of the angle sensor is fixed with the upper part of the mounting seat (8), and the rotating shaft of the angle sensor is fixedly connected with the chuck (4).
2. A portable angle sensor calibration device according to claim 1, wherein: the both sides on mount pad (8) upper portion be equipped with fixed chuck (5) and fixed knob (6), fixed knob (6) be connected with fixed chuck (5), fixed chuck (5) joint angle sensor's casing.
3. A portable angle sensor calibration device according to claim 2, wherein: the inside of the fixed chuck (5) is of a V-shaped structure.
4. A portable angle sensor calibration device according to claim 3, wherein: the mounting seat (8) comprises a base (81) and side plates (84) arranged at two side parts of the base (81), and the angle encoder (1), the precision rotary table (3) and the chuck (4) are all arranged in the base (81); the fixed chuck (5) and the fixed knob (6) are arranged on the upper part of the side plate (84).
5. A portable angle sensor calibration device according to claim 4, wherein: the middle part of the side plate (84) is also provided with a hollow part (82).
6. A portable angle sensor calibration device according to claim 5, wherein: the side part of the precision rotary table (3) is provided with a connecting part (32), and the rotary disc (2) is connected with the precision rotary table (3) through the connecting part (32).
7. A portable angle sensor calibration device according to claim 6, wherein: the upper part of the precision turntable (3) is provided with a precision turntable hole (31), and the precision turntable hole (31) is connected with the bottom of the chuck (4).
8. A portable angle sensor calibration device according to claim 7, wherein: the base (81) is provided with a concave part (83), and the connecting part (32) penetrates through the concave part (83).
9. A portable angle sensor calibration device according to any one of claims 1 to 8, wherein: the chuck (4) is a three-jaw chuck.
10. A portable angle sensor calibration device according to any one of claims 1 to 8, wherein: the indication error of the angle encoder (1) is less than or equal to 4'.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022946348.3U CN213579283U (en) | 2020-12-10 | 2020-12-10 | Portable angle sensor calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022946348.3U CN213579283U (en) | 2020-12-10 | 2020-12-10 | Portable angle sensor calibrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213579283U true CN213579283U (en) | 2021-06-29 |
Family
ID=76548737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022946348.3U Active CN213579283U (en) | 2020-12-10 | 2020-12-10 | Portable angle sensor calibrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213579283U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113927629A (en) * | 2021-11-16 | 2022-01-14 | 国网湖南省电力有限公司 | Calibration system and calibration method for angle sensor of continuum mechanical arm |
| CN114199282A (en) * | 2022-02-17 | 2022-03-18 | 南京谷贝电气科技有限公司 | Angle sensor calibration device and method based on double encoders |
| CN114812617A (en) * | 2022-07-01 | 2022-07-29 | 深圳市沃感科技有限公司 | Intelligent inclination angle calibration device and calibration method thereof |
-
2020
- 2020-12-10 CN CN202022946348.3U patent/CN213579283U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113927629A (en) * | 2021-11-16 | 2022-01-14 | 国网湖南省电力有限公司 | Calibration system and calibration method for angle sensor of continuum mechanical arm |
| CN114199282A (en) * | 2022-02-17 | 2022-03-18 | 南京谷贝电气科技有限公司 | Angle sensor calibration device and method based on double encoders |
| CN114199282B (en) * | 2022-02-17 | 2022-05-10 | 南京谷贝电气科技有限公司 | Angle sensor calibration device and method based on double encoders |
| CN114812617A (en) * | 2022-07-01 | 2022-07-29 | 深圳市沃感科技有限公司 | Intelligent inclination angle calibration device and calibration method thereof |
| CN114812617B (en) * | 2022-07-01 | 2022-10-04 | 深圳市沃感科技有限公司 | Intelligent inclination angle calibration device and calibration method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213579283U (en) | Portable angle sensor calibrating device | |
| CN101915562B (en) | Calibrating device for tilt angle sensor | |
| CN207963779U (en) | A kind of laser displacement sensor calibrating installation | |
| CN105486276A (en) | High-precision measurement device and measurement method for angle of pitch | |
| CN204479056U (en) | A kind of calibrating device for angular displacement sensor | |
| CN110763110A (en) | Three-jaw internal diameter ruler automatic calibration device | |
| CN103968812A (en) | Geodetic device and a method for determining a characteristic of the device | |
| CN112157635A (en) | Double-encoder type dynamic angle generation rotary table and use method | |
| CN114749995A (en) | Swing type rotating shaft positioning precision detection method | |
| CN113324514B (en) | Rotating shaft debugging method and debugging assembly | |
| CN112880512B (en) | Device for detecting positioning accuracy in robot plane | |
| CN112798015B (en) | Dynamic angle calibration device | |
| CN106482619A (en) | Forced centering surveying marker alignment accuracy detecting device | |
| CN201191183Y (en) | Optical height measuring equipment | |
| CN115325984B (en) | Universal simulation measuring device and method for measuring sizes of casings with different linear expansion coefficients | |
| CN114459390B (en) | Lathe tailstock coaxiality precision detection device and detection method | |
| CN212620672U (en) | Lathe tool angle measuring instrument | |
| CN102192702A (en) | Method for operating digital display height measurement instrument | |
| CN217404626U (en) | Rapid reflector system based on flexible universal support and piezoelectric ceramic | |
| CN114812495B (en) | Leveling device, leveling system and leveling method based on laser ranging | |
| CN114018472B (en) | Swing arm for torque sensor calibration, calibration device, method and system | |
| CN102192700A (en) | Main engine design of digital display height meter | |
| CN218159079U (en) | Test calibration device for three-dimensional scanner | |
| CN210154553U (en) | On-line large-extension extensometer calibrating device | |
| CN216283315U (en) | High-precision two-dimensional misalignment angle calibration device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 511400 150, No. 8, Qishan Road, Shiqi Town, Panyu District, Guangzhou City, Guangdong Province Patentee after: Radio and TV Measurement and Testing Group Co.,Ltd. Patentee after: GRG METROLOGY & TEST (SHENYANG) CO.,LTD. Patentee after: GRG METROLOGY & TEST (WUHAN) CO.,LTD. Address before: No. 163, xipingyun Road, Huangpu Avenue, Tianhe District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU GRG METROLOGY & TEST Co.,Ltd. Patentee before: GRG METROLOGY & TEST (SHENYANG) CO.,LTD. Patentee before: GRG METROLOGY & TEST (WUHAN) CO.,LTD. |
|
| CP03 | Change of name, title or address |