CN216523829U - Angular displacement sensor life test device - Google Patents
Angular displacement sensor life test device Download PDFInfo
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- CN216523829U CN216523829U CN202123070036.1U CN202123070036U CN216523829U CN 216523829 U CN216523829 U CN 216523829U CN 202123070036 U CN202123070036 U CN 202123070036U CN 216523829 U CN216523829 U CN 216523829U
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- displacement sensor
- angular displacement
- motor
- life test
- fixing plate
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Abstract
The utility model discloses a life test device of an angular displacement sensor, which comprises a bottom plate, wherein an angular displacement sensor fixing plate and a motor fixing plate are arranged on the bottom plate, the angular displacement sensor is fixedly arranged on the angular displacement sensor fixing plate, a motor is fixedly arranged on the motor fixing plate, the life test device also comprises a coupler for connecting the angular displacement sensor and the motor and a motor driver for controlling the motor, the life test device can perform constant-speed rotation life test and reciprocating motion working frequency life test of the angular displacement sensor, can meet the requirements of high and low temperature environments, ensures that an input shaft of the angular displacement sensor is subjected to small radial force, has a compact structure and high transmission efficiency, cannot generate play and return difference, and has small influence on the life test.
Description
Technical Field
The utility model belongs to the technical field of sensors, and particularly relates to a service life testing device of an angular displacement sensor.
Background
An angular displacement sensor is a sensor widely used for detecting angle change, and outputs an analog electrical signal in linear correspondence with an angle signal; on an airplane, an angular displacement sensor is used for measuring working angles of a rotary driving shaft, a power transmission system steering pipe and the like, converting the angular displacement into a voltage value and outputting the voltage value to a control detection system; the angular displacement sensor needs to be subjected to a service life test in a development stage, the service life test comprises three environmental states of normal temperature work, high temperature work and low temperature work, and therefore the service life test device is required to meet the three environmental states.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a service life test device for an angular displacement sensor, which can be used for carrying out a constant-speed rotation service life test and a reciprocating motion working frequency service life test on the angular displacement sensor in different environments, and has the advantages of compact structure and high transmission efficiency.
In order to solve the technical problems, the utility model aims to realize the following technical scheme: the utility model provides an angular displacement sensor life test device, includes the bottom plate, be equipped with angular displacement sensor fixed plate and motor fixed plate on the bottom plate, the fixed angular displacement sensor that is equipped with on the angular displacement sensor fixed plate, the fixed motor that is equipped with on the motor fixed plate, still including being used for connecting angular displacement sensor with the shaft coupling of motor and being used for control the motor drive of motor.
Further, the coupling is a universal coupling.
Further, the coupling comprises a first universal joint, a second universal joint and a connecting shaft for connecting the first universal joint and the second universal joint.
Furthermore, a first rotating shaft fixing seat is arranged on the first universal joint in a transmission connection mode, and a second rotating shaft fixing seat is arranged on the second universal joint in a transmission mode.
Furthermore, a first mounting seat is fixedly arranged on the bottom plate, and the angular displacement sensor fixing plate is fixedly arranged on the first mounting seat.
Furthermore, a second mounting seat is fixedly arranged on the bottom plate behind the first mounting seat, and the motor fixing plate is fixedly arranged on the second mounting seat.
Further, the motor is a special high-low temperature motor.
The utility model has the following beneficial effects:
the service life test device for the angular displacement sensor controls the motor to operate through the motor driver, namely, the service life test can be carried out on the angular displacement sensor, the motor driver can control the motor to move at a constant speed or reciprocate, so that the angular displacement sensor is driven to move at a constant speed or reciprocate, the service life of the angular displacement sensor is tested in different motion states, the universal coupling is adopted, the structure has larger angular compensation capacity, the structure is compact, the transmission efficiency is high, no play and return difference are generated, and the service life test of the angular displacement sensor can be carried out in different working environments by adopting the special high-temperature and low-temperature motor.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic view of a life test device for an angular displacement sensor according to an embodiment of the present invention;
fig. 2 is a schematic view of a coupling provided in an embodiment of the present invention.
The labels in the figures illustrate:
the device comprises a base plate 1, a angular displacement sensor 2, a motor 3, an angular displacement sensor 4, a motor 5, a coupler 6, a first universal joint 61, a second universal joint 62, a connecting shaft 63, a first cross shaft 64, a first rotating shaft fixing seat 65, a second cross shaft 66 and a second rotating shaft fixing seat 67.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
It is also to be understood that the terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in the specification of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.
Examples
Referring to fig. 1-2, a life test device for an angular displacement sensor according to an embodiment of the present invention includes a base plate 1, an angular displacement sensor fixing plate 2 and a motor fixing plate 3 are disposed on the base plate 1, an angular displacement sensor 4 is fixedly disposed on the angular displacement sensor fixing plate 2, a motor 5 is fixedly disposed on the motor fixing plate 3, and the life test device further includes a coupling 6 for connecting the angular displacement sensor 4 and the motor 5, and a motor driver (not shown in the figure) for controlling the motor 5.
Through the structure, in practical application, by utilizing the angular displacement sensor service life testing device, the angular displacement sensor 4 is firstly fixed on the angular displacement sensor fixing plate 2, the angular displacement sensor 4 is connected with the motor 5 through the coupler 6, the motor 5 is fixed on the motor fixing plate 3, and the motor 5 is controlled to operate through the motor driver, so that the service life test of the angular displacement sensor can be carried out; the motor driver can control the motor 5 to move at a constant speed or reciprocate, so as to drive the angular displacement sensor 4 to move at a constant speed or reciprocate, the service life of the angular displacement sensor 4 is tested under different motion states, and the service life test of the angular displacement sensor 4 can be carried out at a constant speed in rotation and the service life test of the reciprocating motion working frequency.
Specifically, the shaft coupling 6 is universal joint, the shaft coupling 6 includes first universal joint 61, second universal joint 62 and is used for connecting first universal joint 61 and second universal joint 62's connecting axle 63, first universal joint 61 is connected with angular displacement sensor 4's input shaft, second universal joint 62 and motor 5's output shaft, adopt universal joint can make the structure have great angular compensation ability, compact structure, high transmission efficiency, play and return difference can not produce, the length of shaft coupling 6 can suitably be adjusted to connecting axle 63, easy to assemble.
Specifically, a first rotating shaft fixing seat 65 is arranged on the first universal joint 61 through a first cross shaft 64 in a transmission connection mode, a second rotating shaft fixing seat 67 is arranged on the second universal joint 62 through a second cross shaft 66 in a transmission mode, and the cross shaft type universal coupling has the advantages of being large in bearing capacity, high in transmission efficiency, stable in carrying, low in noise and convenient to assemble, disassemble and maintain; the input shaft of the angular displacement sensor 4 can be inserted into the first rotating shaft fixing seat 65 for fixing, and the output shaft of the motor 5 can be inserted into the second rotating shaft fixing seat 67 for fixing.
Specifically, a first mounting seat 11 is fixedly arranged on the bottom plate 1, the angular displacement sensor fixing plate 2 is fixedly arranged on the first mounting seat 11, a second mounting seat 12 is fixedly arranged behind the first mounting seat 11 on the bottom plate 1, and the motor fixing plate 3 is fixedly arranged on the second mounting seat 12.
Specifically, the motor 5 is a special high-low temperature motor, and can meet the requirement that the life test device of the angular displacement sensor is placed in a high-low temperature box (not shown in the figure), and the life test of the angular displacement sensor is carried out in the high-low temperature box under the simulation of different working environments.
While the utility model has been described with reference to specific embodiments, the utility model is not limited thereto, and various equivalent modifications and substitutions can be easily made by those skilled in the art within the technical scope of the utility model. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides an angular displacement sensor life test device, includes the bottom plate, its characterized in that: the motor is characterized in that an angular displacement sensor fixing plate and a motor fixing plate are arranged on the bottom plate, an angular displacement sensor is fixedly arranged on the angular displacement sensor fixing plate, a motor is fixedly arranged on the motor fixing plate, and the motor is further provided with a coupler used for connecting the angular displacement sensor and the motor and a motor driver used for controlling the motor.
2. The angular displacement sensor life testing apparatus of claim 1, wherein the coupling is a universal coupling.
3. The angular displacement sensor life testing apparatus of claim 2, wherein the coupling comprises a first universal joint, a second universal joint, and a connecting shaft for connecting the first universal joint and the second universal joint.
4. The angular displacement sensor life testing device of claim 3, wherein a first rotating shaft fixing seat is arranged on the first universal joint in a transmission connection mode, and a second rotating shaft fixing seat is arranged on the second universal joint in a transmission mode.
5. The angular displacement sensor life testing device of claim 1, wherein a first mounting seat is fixedly arranged on the bottom plate, and the angular displacement sensor fixing plate is fixedly arranged on the first mounting seat.
6. The angular displacement sensor life testing device of claim 5, wherein a second mounting seat is fixedly arranged on the bottom plate behind the first mounting seat, and the motor fixing plate is fixedly arranged on the second mounting seat.
7. The angular displacement sensor life testing device of claim 1, wherein the motor is a high and low temperature special motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123070036.1U CN216523829U (en) | 2021-12-08 | 2021-12-08 | Angular displacement sensor life test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123070036.1U CN216523829U (en) | 2021-12-08 | 2021-12-08 | Angular displacement sensor life test device |
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| Publication Number | Publication Date |
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| CN216523829U true CN216523829U (en) | 2022-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123070036.1U Active CN216523829U (en) | 2021-12-08 | 2021-12-08 | Angular displacement sensor life test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115754573A (en) * | 2023-01-04 | 2023-03-07 | 成都宏明电子股份有限公司 | Batch rotation test system for angular displacement potentiometers in low-temperature environment |
-
2021
- 2021-12-08 CN CN202123070036.1U patent/CN216523829U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115754573A (en) * | 2023-01-04 | 2023-03-07 | 成都宏明电子股份有限公司 | Batch rotation test system for angular displacement potentiometers in low-temperature environment |
| CN115754573B (en) * | 2023-01-04 | 2023-04-14 | 成都宏明电子股份有限公司 | Batch rotation test system for angular displacement potentiometers in low-temperature environment |
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