CN214748421U - Fixture for simultaneously detecting multiple vibration sensors - Google Patents
Fixture for simultaneously detecting multiple vibration sensors Download PDFInfo
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- CN214748421U CN214748421U CN202120640680.9U CN202120640680U CN214748421U CN 214748421 U CN214748421 U CN 214748421U CN 202120640680 U CN202120640680 U CN 202120640680U CN 214748421 U CN214748421 U CN 214748421U
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- sensor
- fixture
- fixing block
- vibration sensors
- ball screw
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Abstract
The utility model provides a fixture for examining and determine a plurality of vibration sensor simultaneously, this fixture includes: the sensor fixing block is used for mounting a sensor to be measured and is used for bearing two sliding rails of the sensor fixing block, so that the sensor fixing block can flexibly move along the length direction of the sliding rails; the sensor fixing block is provided with a plurality of mounting positions for mounting the sensor to be tested, and the mounting positions are provided with V-shaped grooves which are mainly suitable for detecting dynamic and static parameters of a plurality of vibration sensors.
Description
Technical Field
The utility model relates to a vibration sensor's fixture especially relates to a fixture that is used for examining and determine a plurality of vibration sensor simultaneously.
Background
The vibration displacement sensor measures vibration displacement by converting the displacement amount of mechanical vibration into the variation amount of voltage or current using the variation of inductance, capacitance, or resistance. In order to make the monitoring data of the vibration displacement sensor compliant and effective, the sensitivity of the vibration displacement sensor must be measured periodically. According to the "verification procedure for vibro-displacement sensors" (jjjg 644-2003), in the dynamic reference sensitivity verification, the sensor to be tested is fixed at a suitable position in the vertical direction of the table top of a standard vibro-table by a suitable support, and it is ensured that no relative movement is generated between the support and the non-movable part of the sensor and the table body of the vibro-table. In the conventional calibration method, a single sensor is arranged on a fixed clamp, and calibration is performed according to the regulation requirement, so that the calibration efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem that exists among the prior art, provided a fixture for examining and determine a plurality of vibration sensor simultaneously.
The fixture includes: the sensor fixing block is used for mounting a sensor to be measured and is used for bearing two sliding rails of the sensor fixing block, so that the sensor fixing block can flexibly move along the length direction of the sliding rails; the sensor fixing block is provided with a plurality of mounting positions for mounting the sensor to be tested, and V-shaped grooves are formed in the mounting positions.
Furthermore, a sensor pressing block for pressing the sensor to be detected is arranged above the sensor fixing block, and a V-shaped groove for placing the sensor to be detected is also formed in the sensor pressing block.
Furthermore, the size of the V-shaped groove is adapted to the overall dimension of the sensor to be measured.
Furthermore, a ball screw is arranged between the slide rails, the ball screw is erected between the first vertical plate and the second vertical plate at the two ends of the slide rails, and a nut of the ball screw is connected to the lower end of the sensor fixing block.
Further, the input end of the ball screw extends out of the first vertical plate, and the input end of the ball screw is connected with the servo motor.
Further, fixture still includes: the sensor positioning plate is detachably arranged on the outer side of the second vertical plate and is perpendicular to the sliding rail.
The technical effects of the utility model reside in that: the fixture can be used for mounting sensors with various specifications at one time, the V-shaped groove for mounting the sensors can be designed into different sizes according to the specifications of the sensors, the sensor fixing block is mounted on the slide rail and connected with the nut of the ball screw, and the sensor fixing block can be driven to move back and forth on the slide rail by rotating the input end of the ball screw, so that the position of the vibration sensor can be adjusted during detection; in order to ensure that the installation positions of the simultaneously detected sensors to be detected are consistent, the sensor positioning plate perpendicular to the sliding rail is arranged in the direction of the sensing end of the sensor to be detected, the sensor positioning plate is detachably arranged on the second vertical plate, the sensor positioning plate is attached to the second vertical plate to be fixed when a plurality of sensors are arranged, the sensing end of the sensor to be detected is completely arranged by taking the sensor positioning plate as a reference, and the sensor positioning plate is detached after the sensor positioning plate is arranged.
Drawings
FIG. 1 is an isometric view of a clamp of the present invention;
fig. 2 is an axonometric view of the sensor to be measured that is not installed to the middle fixture of the utility model.
In the figure, 1, a sensor fixing block, 2, a sensor pressing block, 3, a sensor to be detected, 4, a nut, 5, a sliding rail, 6, a ball screw, 7, a servo motor, 8, a sensor positioning plate, 9, a first vertical plate, 10, a second vertical plate and 21, a V-shaped groove are arranged.
Detailed Description
The following describes embodiments of the present invention with reference to fig. 1 to 2.
Fig. 1 and 2 show a specific structure and a positional relationship of respective portions of a jig, which includes: the sensor fixing block 1 is used for installing the sensor 3 to be tested and is used for bearing two slide rails 5 of the sensor fixing block 1, so that the sensor fixing block 1 can flexibly move along the length direction of the slide rails 5, wherein the sensor fixing block 1 is provided with a plurality of installation positions for installing the sensor 3 to be tested, and the installation positions are provided with V-shaped grooves 21.
A sensor pressing block 2 for pressing the sensor 3 to be detected is arranged above the sensor fixing block 1, and a V-shaped groove 21 for placing the sensor 3 to be detected is also arranged on the sensor pressing block 2; the size of the V-shaped groove 21 is adapted to the overall dimension of the sensor 3 to be measured;
a ball screw 6 is arranged between the slide rails 5, the ball screw 6 is erected between a first vertical plate 9 and a second vertical plate 10 at two ends of the slide rails 5, a nut 4 of the ball screw 6 is connected to the lower end of the sensor fixing block 1, the input end of the ball screw 6 extends outwards from the first vertical plate 9, and the input end of the ball screw 6 is connected with a servo motor 7; the fixture still includes: a sensor positioning plate 8 detachably mounted on the outer side of the second vertical plate 10, wherein the sensor positioning plate 8 is perpendicular to the sliding rail 5
The working principle is as follows: place each specification sensor 3 that awaits measuring in V type groove 21 on sensor fixed block 1, install sensor locating plate 8 to second riser 10 on, promote sensor fixed block 1 and be close to sensor locating plate 8, make the whole touches to the 8 surfaces of sensor locating plate of response end of sensor 3 that awaits measuring, install sensor compact heap 2 again, fixed sensor 3's that awaits measuring position can guarantee all sensor 3's that awaits measuring response end parallel and level.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (6)
1. A fixture for simultaneously calibrating a plurality of vibration sensors, the fixture comprising: the sensor fixing block (1) is used for mounting a sensor (3) to be measured, and the two sliding rails (5) are used for bearing the sensor fixing block (1), so that the sensor fixing block (1) moves along the length direction of the sliding rails (5);
wherein, sensor fixed block (1) has a plurality of installation positions that are used for installing sensor (3) that await measuring, and installation position department is equipped with V type groove (21).
2. The fixture for simultaneously calibrating a plurality of vibration sensors according to claim 1, wherein a sensor pressing block (2) for pressing the sensor (3) to be tested is arranged above the sensor fixing block (1), and a V-shaped groove (21) for placing the sensor (3) to be tested is also arranged on the sensor pressing block (2).
3. The jig for simultaneously calibrating a plurality of vibration sensors according to claim 2, characterized in that the size of the V-shaped groove (21) is adapted to the outer dimensions of the sensor (3) to be tested.
4. The fixture for simultaneously calibrating a plurality of vibration sensors according to claim 1, wherein a ball screw (6) is arranged between two slide rails (5), the ball screw (6) is erected between a first vertical plate (9) and a second vertical plate (10) at two ends of each slide rail (5), and a nut (4) of the ball screw (6) is connected to the lower end of the sensor fixing block (1).
5. Fixture for the simultaneous verification of several vibration sensors according to claim 4, characterized in that the input of the ball screw (6) extends outwards from the first vertical plate (9), the input of the ball screw (6) being connected to the servo motor (7).
6. The fixture for simultaneously certification of a plurality of vibration sensors according to claim 1, further comprising: sensor locating plate (8) in second riser (10) outside is installed to detachable, and sensor locating plate (8) hang down in with slide rail (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120640680.9U CN214748421U (en) | 2021-03-30 | 2021-03-30 | Fixture for simultaneously detecting multiple vibration sensors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120640680.9U CN214748421U (en) | 2021-03-30 | 2021-03-30 | Fixture for simultaneously detecting multiple vibration sensors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214748421U true CN214748421U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120640680.9U Active CN214748421U (en) | 2021-03-30 | 2021-03-30 | Fixture for simultaneously detecting multiple vibration sensors |
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| Country | Link |
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| CN (1) | CN214748421U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113074767A (en) * | 2021-03-30 | 2021-07-06 | 宁夏计量质量检验检测研究院 | Eddy current sensor dynamic and static integrated calibrating device |
-
2021
- 2021-03-30 CN CN202120640680.9U patent/CN214748421U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113074767A (en) * | 2021-03-30 | 2021-07-06 | 宁夏计量质量检验检测研究院 | Eddy current sensor dynamic and static integrated calibrating device |
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