CN203479251U - High-precision magnetostriction displacement/liquid level sensor calibration system device - Google Patents
High-precision magnetostriction displacement/liquid level sensor calibration system device Download PDFInfo
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- CN203479251U CN203479251U CN201320465442.4U CN201320465442U CN203479251U CN 203479251 U CN203479251 U CN 203479251U CN 201320465442 U CN201320465442 U CN 201320465442U CN 203479251 U CN203479251 U CN 203479251U
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- level sensor
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- calibration system
- displacement
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 23
- 239000007788 liquid Substances 0.000 title claims abstract description 21
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 230000006698 induction Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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Abstract
The utility model provides a high-precision magnetostriction displacement/liquid level sensor calibration system device comprising an execution movement mechanism 1, a sensor to be calibrated-a magnetostriction displacement/liquid level sensor 2, a lower positioning block 3, a workbench 4, a magnet ring sliding block 5 and an upper positioning block 6, wherein the execution movement mechanism 1 mainly comprises a driving motor, a motor controller, a synchronous belt and a feedback magnetic grid sensor. Compared with a traditional displacement calibration, high-precision requirements for position repeatability and system linearity are proposed by the magnetostriction displacement/liquid level sensor calibration system, wide-range technology requirements are required simultaneously, and therefore the wide-range and high-precision requirements cannot be satisfied by a traditional calibration system using a screw rod as a movement mechanism.
Description
Technical field
The utility model relates to magnetostrictive displacement/liquid level sensor device, refers in particular to a kind of high precision magnetostrictive displacement/liquid level sensor calibration system device.
Background technology
Magnetostrictive displacement/liquid level sensor is to utilize magnetostriction principle, intersect to produce a strain-pulse signal come measuring position exactly by two different magnetic fields.Measuring sensor is a waveguide filament, and the sensitive element in waveguide is made by special magnetostriction materials.Measuring process is by generation current pulse in the electronic room of sensor, this current impulse is transmitted in waveguide, thereby outside waveguide, produce a circumference magnetic field, when this magnetic field with when being enclosed within on waveguide magnetic field that the movable magnet ring as change in location produces and intersecting, due to magnetostrictive effect, in waveguide, can produce a strain mechanical wave pulse signal, the speed of sound transmission of this strain mechanical wave pulse signal to fix, and by electronic room, detected very soon.Because transmission time and the movable magnet ring of this strain mechanical wave pulse signal in waveguide is directly proportional to the distance between electronic room, by Measuring Time, just can highly precisely determine this distance.
Compare with traditional displacement calibrating, magnetostrictive displacement/liquid level sensor calibration system has proposed high-precision requirement to the repeatability of position and system linearity, the requirement of range ability is also further expanded, and therefore to take screw mandrel be that the calibration system of the mechanism of motion can not meet the large stroke of modern precision instrument, high-precision requirement to tradition.
Utility model content
Goal of the invention:
For the shortcomings and deficiencies that exist in prior art, a kind of high precision magnetostrictive displacement/liquid level sensor calibration system device is provided, adopt this device, greatly improved the precision of sensor and the scope of range.
Technical scheme:
A kind of high precision magnetostrictive displacement/liquid level sensor calibration system device, by carrying out motion 1, by calibration sensor-magnetostrictive displacement/liquid level sensor 2, lower locating piece 3, workbench 4, magnet ring slide block 5 and upper locating piece 6 form, carrying out motion 1 is fixed on workbench 4, by calibration sensor-magnetostrictive displacement/liquid level sensor 2, be fixed on lower locating piece 3, lower locating piece 3, magnet ring slide block 5 and upper locating piece 6 are fixed on to be carried out on motion 1 guide rail, lower locating piece 3, magnet ring slide block 5 and upper locating piece 6 can carried out slip vertically on motion 1 guide rail.The real time position signal of the slide block that controller provides according to feedback magnetic induction sensor and control requirement, to carrying out motion 1, send steering order, carrying out motion 1 accepts after position control order that controller sends, drive slide block to assigned address, thereby realize the accurate control of position, the precision of whole system can reach 0.1mm/m.
The beneficial effects of the utility model:
1, adopt high-precision servo motion structure and high precision magnetic induction sensor as feedback transducer, wherein magnetic induction sensor Measurement Resolution reaches 5 microns, and measuring accuracy is ± 0.02 millimeter/meter, and system can realize the measuring accuracy of 0.1mm in 2 meters of ranges;
2, workbench adopts adjustable height foot bolt, can realize the integral body adjustment to height, facilitates on-the-spot installation; Working platform face is designed with limited block simultaneously, can exceed stroke by anti-limited slip block, realizes warning function.
Accompanying drawing explanation
Fig. 1 is structural drawing of the present utility model
Wherein 1 is to be that lower locating piece, 4 is that workbench, 5 is that magnet ring slide block, 6 is upper locating piece by calibration sensor-magnetostrictive displacement/liquid level sensor, 3 for carrying out motion, 2.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
As shown in Figure 1, the utility model is a kind of high precision magnetostrictive displacement/liquid level sensor calibration system device, by carrying out motion 1, by calibration sensor-magnetostrictive displacement/liquid level sensor 2, lower locating piece 3, workbench 4, magnet ring slide block 5 and upper locating piece 6 form, carrying out motion 1 is fixed on workbench 4, by calibration sensor-magnetostrictive displacement/liquid level sensor 2, be fixed on lower locating piece 3, lower locating piece 3, magnet ring slide block 5 and upper locating piece 6 are fixed on to be carried out on motion 1 guide rail, lower locating piece 3, magnet ring slide block 5 and upper locating piece 6 can carried out slip vertically on motion 1 guide rail.The real time position signal of the slide block that controller provides according to feedback magnetic induction sensor and control requirement, to carrying out motion 4, send steering order, carrying out motion structure 4 accepts after position control order that controller sends, drive slide block to assigned address, thereby realize the accurate control of position, the precision of whole system can reach 0.1mm/m.
Claims (2)
1. high precision magnetostrictive displacement/liquid level sensor calibration system device, by carrying out motion (1), being formed by calibration sensor-magnetostrictive displacement/liquid level sensor (2), lower locating piece (3), workbench (4), magnet ring slide block (5) and upper locating piece (6), carrying out motion (1) is fixed on workbench (4), by calibration sensor-magnetostrictive displacement/liquid level sensor (2), be fixed on lower locating piece (3) upper, lower locating piece (3), magnet ring slide block (5) and upper locating piece (6) are fixed on to be carried out on motion (1) guide rail.
2. a kind of high precision magnetostrictive displacement/liquid level sensor calibration system device according to claim 1, it is characterized in that, lower locating piece (3), magnet ring slide block (5) and upper locating piece (6) can carried out slip vertically on motion (1) guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320465442.4U CN203479251U (en) | 2013-08-01 | 2013-08-01 | High-precision magnetostriction displacement/liquid level sensor calibration system device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320465442.4U CN203479251U (en) | 2013-08-01 | 2013-08-01 | High-precision magnetostriction displacement/liquid level sensor calibration system device |
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| Publication Number | Publication Date |
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| CN203479251U true CN203479251U (en) | 2014-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320465442.4U Expired - Fee Related CN203479251U (en) | 2013-08-01 | 2013-08-01 | High-precision magnetostriction displacement/liquid level sensor calibration system device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104101405A (en) * | 2014-08-01 | 2014-10-15 | 昆山市创新科技检测仪器有限公司 | Precision detection device for wide-range liquidometer |
| CN104677219A (en) * | 2015-03-24 | 2015-06-03 | 江南大学 | Automatic detection method and device for digital caliper |
| CN105136253A (en) * | 2015-09-07 | 2015-12-09 | 丹东通博电器(集团)有限公司 | Magnetostrictive liquid level meter detection device |
| CN109751949A (en) * | 2019-01-10 | 2019-05-14 | 中国石油化工股份有限公司 | High-precision linear displacement measuring device and adjustment measuring method for actuator |
| CN110470206A (en) * | 2019-08-23 | 2019-11-19 | 郑州开物通电子科技有限公司 | Magnetic scale caliberating device |
| CN112484626A (en) * | 2020-11-18 | 2021-03-12 | 浙江万丰奥威汽轮股份有限公司 | Correction method of displacement sensor |
| CN112476075A (en) * | 2020-11-11 | 2021-03-12 | 中国地质大学（北京） | High-precision grinding and polishing device and method for surface of industrial-grade diamond drill |
-
2013
- 2013-08-01 CN CN201320465442.4U patent/CN203479251U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104101405A (en) * | 2014-08-01 | 2014-10-15 | 昆山市创新科技检测仪器有限公司 | Precision detection device for wide-range liquidometer |
| CN104101405B (en) * | 2014-08-01 | 2017-05-17 | 昆山市创新科技检测仪器有限公司 | Precision detection device for wide-range liquidometer |
| CN104677219A (en) * | 2015-03-24 | 2015-06-03 | 江南大学 | Automatic detection method and device for digital caliper |
| CN105136253A (en) * | 2015-09-07 | 2015-12-09 | 丹东通博电器(集团)有限公司 | Magnetostrictive liquid level meter detection device |
| CN109751949A (en) * | 2019-01-10 | 2019-05-14 | 中国石油化工股份有限公司 | High-precision linear displacement measuring device and adjustment measuring method for actuator |
| CN109751949B (en) * | 2019-01-10 | 2020-12-18 | 中国石油化工股份有限公司 | High-precision linear displacement measuring device for actuating mechanism and adjusting measuring method |
| CN110470206A (en) * | 2019-08-23 | 2019-11-19 | 郑州开物通电子科技有限公司 | Magnetic scale caliberating device |
| CN110470206B (en) * | 2019-08-23 | 2021-11-05 | 郑州开物通电子科技有限公司 | Magnetic scale calibration device |
| CN112476075A (en) * | 2020-11-11 | 2021-03-12 | 中国地质大学（北京） | High-precision grinding and polishing device and method for surface of industrial-grade diamond drill |
| CN112484626A (en) * | 2020-11-18 | 2021-03-12 | 浙江万丰奥威汽轮股份有限公司 | Correction method of displacement sensor |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20150801 |
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| EXPY | Termination of patent right or utility model |