CN219064559U - Angular displacement sensor calibration tool - Google Patents
Angular displacement sensor calibration tool Download PDFInfo
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- CN219064559U CN219064559U CN202223514327.XU CN202223514327U CN219064559U CN 219064559 U CN219064559 U CN 219064559U CN 202223514327 U CN202223514327 U CN 202223514327U CN 219064559 U CN219064559 U CN 219064559U
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- angular displacement
- displacement sensor
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Abstract
The utility model discloses an angular displacement sensor calibration tool which comprises a motor support, a tool base and a sensor mounting seat, wherein the motor support and the tool base are respectively arranged on two sides of the tool base, a motor is arranged on the motor support, a motor rotating shaft is arranged at the output end of the motor, a sensor rotating shaft is arranged in the sensor mounting seat, the shaft head part of the sensor rotating shaft is matched with a hole site in an angular displacement sensor, the sensor mounting seat is connected with the sensor rotating shaft in a matched manner through a rolling bearing, and an elastic retainer ring is arranged on the sensor rotating shaft. When the rotation of the motor is controlled to calibrate the angular displacement sensor, the control precision is high, the rotation and fixation can be continuously carried out at any angle for many times, the calibration consistency of the angular displacement sensor is ensured, the tool is not worn and consumed, and the service life of the tool is long; when the manual rotation is adopted to calibrate the angular displacement sensor, the operability is strong, the operation difficulty is low, and the use is convenient and quick.
Description
Technical Field
The utility model belongs to the field of calibration tools, and particularly relates to an angular displacement sensor calibration tool.
Background
At present, the angular displacement sensor is widely applied to industry and automobile industry, has quite wide application prospect, is a device for measuring angular rotation quantity, can freely rotate a certain angle in the angular displacement sensor, feeds back a certain value to an output end, and can feed back a proper variation value after the angular displacement sensor is installed on a chip in the angular displacement sensor, so that in actual work, a special tool is often required to calibrate the angular displacement sensor.
The angular displacement sensor is equipment with high precision requirements, and the batched calibration of the angular displacement sensor has high requirements on the precision and reliability of the tool, and can achieve calibration accuracy, operation convenience and arbitrary calibration angles, which are all problems in actual work.
Disclosure of Invention
The utility model aims to solve the problems and provide an angular displacement sensor calibration tool.
The utility model realizes the above purpose through the following technical scheme:
the utility model provides an angular displacement sensor calibration frock, including motor support, the frock base, the sensor mount pad, motor support and frock base are installed respectively to the both sides of frock base, motor support facial make-up has the motor, motor output has installed motor rotation axis, the inside sensor rotation axis that is provided with of sensor mount pad, the spindle nose position of sensor rotation axis cooperatees with the inside hole site of angular displacement sensor, be connected through antifriction bearing cooperation between sensor mount pad and the sensor rotation axis, the circlip has been installed on the sensor rotation axis, the indexing pin mount pad has been installed to the sensor rotation axis outside, the L type indexing pin has been installed on the indexing pin mount pad.
Preferably, the shaft head of the index pin mounting seat is fixedly connected with the shaft head of the motor rotating shaft through a coupler, and the coupler is a diaphragm coupler.
The diaphragm coupler is arranged in such a way that the coaxiality of the indexing pin mounting seat and the motor rotating shaft can be adjusted to a certain extent, the influence caused by positioning errors in the tool mounting process is reduced, and the service life of the tool is prolonged.
Preferably, the sensor mounting seat and the angular displacement sensor are in a threaded pin structure, the outer ring is a pin, and the inner hole is a threaded hole.
The arrangement can effectively position the angular displacement sensor, and simultaneously can fasten the angular displacement sensor, so that the consistency performance of the angular displacement sensor and the sensor mounting seat is ensured when the angular displacement sensor is mounted every time.
Preferably, the motor is a brushless servo motor.
The angle rotation precision controlled by the brushless servo motor is high, and the brushless servo motor can continuously rotate and fix at any angle in a speed-regulating way for many times.
Preferably, the motor support is connected with the motor through a bolt, the tool base is connected with the motor support through a bolt, the tool base is connected with the sensor mounting seat through a bolt, the indexing pin mounting seat is connected with the sensor rotating shaft through a bolt, and the L-shaped indexing pin is connected with the indexing pin mounting seat through a thread.
So set up, simple to operate connects reliable intensity and has ensured.
Preferably, the L-shaped indexing pin comprises a pin column, a handle and a U-shaped groove, the pin column is matched with a pin hole on the sensor mounting seat, the pin column and the handle can move axially and rotate 360 degrees, when the handle is positioned in the U-shaped groove, the pin column is inserted into the pin hole on the sensor mounting seat, the sensor rotating shaft is locked, the angular displacement sensor is fixed in calibration tool state, and when the handle is positioned outside the U-shaped groove, the pin column is separated from the pin hole on the sensor mounting seat, and the sensor rotating shaft can rotate freely.
So set up, under manual demarcation mode, easy operation is convenient, and the location is quick accurate.
Preferably, the rotation of the motor is controlled to rotate so as to drive the angular displacement sensor to calibrate, or the rotation of the sensor rotation shaft is controlled to manually rotate the indexing pin mounting seat so as to drive the angular displacement sensor to calibrate.
The device provides two calibration modes, when the angular displacement sensor is calibrated by adopting the rotation of the control motor, the control precision is high, the rotation and fixation can be continuously carried out at any angle for multiple times, the calibration consistency of the angular displacement sensor is ensured, the tool cannot be worn and consumed, and the service life of the tool is long; when the manual rotation is adopted to calibrate the angular displacement sensor, the operability is strong, the operation difficulty is low, and the use is convenient and quick.
Preferably, the sensor mount is hard-oxidized.
By the arrangement, the abrasion caused by repeated installation and disassembly of the angular displacement sensor on the sensor mounting seat is effectively reduced.
Compared with the prior art, the utility model has the following beneficial effects:
1. the two calibration modes are provided, when the angular displacement sensor is calibrated by adopting the rotation of the control motor, the control precision is high, the rotation and fixation can be continuously carried out at any angle for many times, the calibration consistency of the angular displacement sensor is ensured, the tool cannot be worn and consumed, and the service life of the tool is long; when the manual rotation is adopted to calibrate the angular displacement sensor, the operability is strong, the operation difficulty is low, and the use is convenient and quick.
2. The shaft heads of the indexing pin mounting seat are fixedly connected with the shaft heads of the motor rotating shaft through the shaft coupling, so that the coaxiality of the indexing pin mounting seat and the motor rotating shaft to a certain extent can be adjusted, the influence caused by positioning errors in the tool mounting process is reduced, and the service life of the tool is prolonged.
3. The sensor mount pad is the screw thread round pin post structure with angular displacement sensor cooperation department, and the outer lane is the round pin post, and the hole is the screw hole, can effectively position angular displacement sensor, also can fasten angular displacement sensor simultaneously for angular displacement sensor is at every turn installed the time with the consistent performance of sensor mount pad obtain guaranteeing.
4. The L-shaped indexing pin is used for mechanically limiting the calibrated angle, and in a manual calibration mode, the operation is simple and convenient, and the positioning is quick and accurate.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic structural view of an angular displacement sensor calibration tool according to the present utility model;
FIG. 2 is a schematic diagram of the internal structure of an angular displacement sensor calibration tool according to the present utility model;
FIG. 3 is a schematic diagram of a sensor mounting seat of the calibration fixture for an angular displacement sensor according to the present utility model;
fig. 4 is a schematic diagram of an L-shaped index pin structure of the calibration fixture for the angular displacement sensor.
The reference numerals are explained as follows:
1. a motor support; 2. a tooling base; 3. a sensor mount; 4. an angular displacement sensor; 5. a motor; 6. a motor rotation shaft; 7. a sensor rotation shaft; 8. a shaft head; 9. hole sites; 10. a rolling bearing; 11. a circlip; 12. an indexing pin mounting seat; 13. an L-shaped indexing pin; 14. a coupling; 15. a pin; 16. a handle; 17. a U-shaped groove; 18. a pin hole; 19. threaded pins.
Detailed Description
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The utility model is further described below with reference to the accompanying drawings:
as shown in fig. 1-4, an angular displacement sensor calibration fixture comprises a motor support 1, a fixture base 2 and a sensor mounting seat 3, wherein a motor 5 is arranged on the motor support 1, a motor rotating shaft 6 is arranged on the motor 5, the fixture base 2 is arranged on the same side of the motor 5 on the motor support 1, the sensor mounting seat 3 is arranged at the other end of the fixture base 2, an angular displacement sensor 4 is arranged on the sensor mounting seat 3, a sensor rotating shaft 7 is arranged in the sensor mounting seat 3, a shaft head 8 part of the sensor rotating shaft 7 is matched with a hole site 9 in the angular displacement sensor 4, the sensor mounting seat 3 is connected with the sensor rotating shaft 7 in a matched manner through a rolling bearing 10, an elastic check ring 11 is arranged on the sensor rotating shaft 7, an index pin mounting seat 12 is arranged outside the sensor rotating shaft 7, and an L-shaped index pin 13 is arranged on the index pin mounting seat 12.
Wherein: the shaft heads of the index pin mounting seat 12 and the motor rotating shaft 6 are fixedly connected through the shaft coupler 14, the shaft coupler 14 is a diaphragm shaft coupler, the coaxiality of the index pin mounting seat 12 and the motor rotating shaft 6 can be adjusted to a certain extent through the diaphragm shaft coupler, the influence caused by positioning errors in the tool mounting process is reduced, and the service life of the tool is prolonged.
Wherein: the structure of sensor mount pad 3 and angular displacement sensor 4 cooperation department is threaded pin 19, and the outer lane is the round pin post, and the hole is the screw hole, can effectively position angular displacement sensor 4, also can fasten angular displacement sensor 4 simultaneously for angular displacement sensor 4 at every turn installation with sensor mount pad 3's uniformity performance obtain guaranteeing.
Wherein: the motor 5 is a brushless servo motor, the angle rotation accuracy controlled by the brushless servo motor is high, and the motor can be continuously rotated and fixed at any angle for multiple times.
Wherein: the motor support 1 is connected with the motor 5 through a bolt, the tool base 2 is connected with the motor support 1 through a bolt, the tool base 2 is connected with the sensor mounting seat 3 through a bolt, the indexing pin mounting seat 12 is connected with the sensor rotating shaft 7 through a bolt, the L-shaped indexing pin 13 is connected with the indexing pin mounting seat 12 through a thread, and the motor support is convenient to install and ensures the connection reliability.
Wherein: the L-shaped indexing pin 13 comprises a pin 15, a handle 16 and a U-shaped groove 17, the pin 15 is matched with a pin hole 18 on the sensor mounting seat 3, the pin 15 and the handle 16 can move axially and rotate 360 degrees, when the handle 16 is positioned in the U-shaped groove 17, the pin 15 is inserted into the pin hole 18 on the sensor mounting seat 3, the sensor rotating shaft 7 is locked, the angular displacement sensor calibration tool is fixed, when the handle 16 is positioned outside the U-shaped groove 17, the pin 15 is separated from the pin hole 18 on the sensor mounting seat 3, the sensor rotating shaft 7 can rotate freely, and in a manual calibration mode, the operation is simple, convenient, quick and accurate in positioning.
Wherein: the sensor rotating shaft 7 can be rotated by controlling the motor 5 to drive the angular displacement sensor 4 to calibrate, the sensor rotating shaft 7 can be rotated by manually rotating the indexing pin mounting seat 12 to drive the angular displacement sensor 4 to calibrate, two calibration modes are provided, when the angular displacement sensor 4 is calibrated by adopting the control motor 5 to rotate, the control precision is high, the angular displacement sensor 4 can be continuously rotated and fixed at any angle for many times, the calibration consistency of the angular displacement sensor 4 is ensured, the tool cannot be worn and consumed, the service life of the tool is long, the operability is strong when the manual rotation is adopted to calibrate the angular displacement sensor 4, the operation difficulty is low, and the use is convenient and quick.
Wherein: the sensor mounting seat 3 is subjected to hard oxidation treatment, so that the abrasion caused by repeated mounting and dismounting of the angular displacement sensor 4 on the sensor mounting seat 3 is effectively reduced.
Working principle: during calibration, the angular displacement sensor 4 is positioned on the sensor mounting seat 3 through the outer round pin column of the threaded pin column 19 structure on the sensor mounting seat 3, and then the angular displacement sensor 4 is fastened through the inner hole thread connection of the threaded pin column 19 structure, so that the angular displacement sensor 4 can be positioned effectively, and the angular displacement sensor 4 can be fastened, the consistency performance between the angular displacement sensor 4 and the sensor mounting seat 3 is ensured when the angular displacement sensor 4 is mounted each time, when the angular displacement sensor 4 is calibrated by adopting the rotation of the control motor 5, the motor 5 can be continuously and randomly rotated and fixed for many times through the control, the control precision is high, the calibration consistency of the angular displacement sensor 4 is ensured, the tool cannot be worn and consumed, the service life of the tool is long, when the angular displacement sensor 4 is calibrated by adopting manual rotation, the handle 16 is lifted out of the U-shaped groove 17, when the pin 15 is consistent with the axial direction of the pin hole 18 on the sensor mounting seat 3, the handle 16 is placed in the U-shaped groove 17, at the moment, the pin 15 is inserted into the pin hole 18 on the sensor mounting seat 3, the angular position of the angular displacement sensor 4 is locked, the angular calibration is carried out, when the other angle is rotated, the handle 16 is lifted out of the U-shaped groove 17, at the moment, the pin 15 is separated from the pin hole 18 on the sensor mounting seat 3, the sensor rotating shaft 7 can freely rotate, the angular position of the angular displacement sensor 4 is released until the next angular position is locked, the operation is simple and convenient, the positioning is rapid and accurate, and during the rotation, the coaxiality of the indexing pin mounting seat 12 and the motor rotating shaft 6 is adjusted to a certain degree because the shaft head of the indexing pin mounting seat 12 is fixedly connected with the shaft head of the motor rotating shaft 6 through the diaphragm coupling, the influence caused by positioning errors in the tool installation process is reduced, and the service life of the tool is prolonged.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and their equivalents.
Claims (7)
1. An angular displacement sensor calibration frock, its characterized in that: including motor support, frock base, sensor mount pad, install respectively the both sides of frock base the motor support with the frock base, the motor is installed on the motor support, motor rotation axis has been installed to the motor output, the inside sensor rotation axis that is provided with of sensor mount pad, the spindle nose position of sensor rotation axis cooperatees with the inside hole site of angular displacement sensor, the sensor mount pad with be connected through antifriction bearing cooperation between the sensor rotation axis, circlip has been installed on the sensor rotation axis, the outside graduation round pin mount pad that has installed of sensor rotation axis, the L type graduation round pin has been installed on the graduation round pin mount pad.
2. The angular displacement sensor calibration fixture of claim 1, wherein: the shaft head of the indexing pin mounting seat is fixedly connected with the shaft head of the motor rotating shaft through a coupler, and the coupler is a diaphragm coupler.
3. The angular displacement sensor calibration fixture of claim 1, wherein: the sensor mounting seat is in threaded pin structure with the angular displacement sensor, the outer ring is a pin, and the inner hole is a threaded hole.
4. The angular displacement sensor calibration fixture of claim 1, wherein: the motor is a brushless servo motor.
5. The angular displacement sensor calibration fixture of claim 1, wherein: the motor support is connected with the motor through a bolt, the tool base is connected with the motor support through a bolt, the tool base is connected with the sensor mounting seat through a bolt, the indexing pin mounting seat is connected with the sensor rotating shaft through a bolt, and the L-shaped indexing pin is connected with the indexing pin mounting seat through a thread.
6. The angular displacement sensor calibration fixture of claim 1, wherein: the L-shaped indexing pin comprises a pin column, a handle and a U-shaped groove, wherein the pin column is matched with a pin hole on the sensor mounting seat, the pin column and the handle can move axially and rotate 360 degrees, when the handle is positioned in the U-shaped groove, the pin column is inserted into the pin hole on the sensor mounting seat, the sensor rotating shaft is locked, the angular displacement sensor calibration tool is fixed in state, when the handle is positioned outside the U-shaped groove, the pin column is separated from the pin hole on the sensor mounting seat, and the sensor rotating shaft can rotate freely.
7. The angular displacement sensor calibration fixture of claim 1, wherein: the sensor rotating shaft is controlled to rotate to drive the angular displacement sensor to calibrate by controlling the motor to rotate, or the indexing pin mounting seat is manually rotated to rotate the sensor rotating shaft to drive the angular displacement sensor to calibrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223514327.XU CN219064559U (en) | 2022-12-28 | 2022-12-28 | Angular displacement sensor calibration tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223514327.XU CN219064559U (en) | 2022-12-28 | 2022-12-28 | Angular displacement sensor calibration tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219064559U true CN219064559U (en) | 2023-05-23 |
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ID=86372046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223514327.XU Active CN219064559U (en) | 2022-12-28 | 2022-12-28 | Angular displacement sensor calibration tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219064559U (en) |
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2022
- 2022-12-28 CN CN202223514327.XU patent/CN219064559U/en active Active
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