CN216925445U - Magnetostrictive sensor detection device based on linear motor displacement measurement function - Google Patents
Magnetostrictive sensor detection device based on linear motor displacement measurement function Download PDFInfo
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- CN216925445U CN216925445U CN202220359870.8U CN202220359870U CN216925445U CN 216925445 U CN216925445 U CN 216925445U CN 202220359870 U CN202220359870 U CN 202220359870U CN 216925445 U CN216925445 U CN 216925445U
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- linear motor
- marble base
- sensor
- laser interferometer
- magnetostrictive
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Abstract
The utility model discloses a magnetostrictive sensor detection device based on a linear motor displacement measurement function, relating to the field of magnetostrictive sensor detection devices and comprising a marble base, the upper surface of the marble base is provided with two groups of linear guide rails, one end of the marble base is provided with a laser interferometer, the other end of the marble base is provided with a laser interferometer reflector, the motion control of the linear motor adopts the feedback of a magnetic grating ruler and adopts the laser interferometer as the length reference of displacement, the linear motor automation device is adopted to drive the magnetic ring of the magnetostrictive sensor to perform positioning motion along the track direction so as to realize the nonlinear and repetitive detection of the magnetostrictive displacement sensor, and the linear motor sliding table is provided with two different clamps which can realize the installation and fixation of an internal magnetic ring and an external magnet, thereby realizing the detection of the built-in and external magnetostrictive sensors.
Description
Technical Field
The utility model relates to the field of magnetostrictive sensor detection devices, in particular to a magnetostrictive sensor detection device based on a linear motor displacement measurement function.
Background
The magnetostrictive displacement (liquid level) sensor accurately detects the absolute position of the movable magnetic ring through an internal non-contact measurement and control technology to measure the actual displacement value of the detected product; the high accuracy and reliability of the sensor has been widely used in thousands of practical cases.
However, the magnetostrictive sensor detection device in the prior art cannot realize nonlinear and repetitive detection at the same time, and has more detection limitations. Therefore, it is necessary to provide a magnetostrictive sensor detection device based on a linear motor displacement measurement function to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a magnetostrictive sensor detection device based on a linear motor displacement measurement function, so as to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the magnetostrictive sensor detection device based on the linear motor displacement measurement function comprises a marble base, wherein two groups of linear guide rails are arranged on the upper surface of the marble base, a laser interferometer is arranged at one end of the marble base, a laser interferometer reflecting mirror is arranged at the other end of the marble base, the laser interferometer corresponds to the laser interferometer reflecting mirror, a detected magnetic substance telescopic sensor is arranged on one side of the laser interferometer reflecting mirror, a sensor pressing device is arranged on one side of the detected magnetic substance telescopic sensor, the sensor pressing device is installed on the marble base, a sliding table is further arranged on one side, close to the detected magnetic substance telescopic sensor, of the upper surface of the marble base, the sliding table is arranged on the linear guide rails in a sliding manner, a linear motor for driving the linear guide rails to move is arranged on one side of the linear guide rails, and a magnetic ring lifting adjusting device is further arranged on one side of the sliding table, the magnetic ring lifting adjusting device is connected with the end part of the detected magnetic substance telescopic sensor through a magnetic ring mounting fixture, and the middle part of the marble base is provided with a linear motor stator.
Preferably, the linear guide rail distributes along marble base's length direction, and two sets of linear guide rail distribute side by side, and two sets of linear guide rail are symmetrical and distribute in the upper surface both sides of marble base for marble base.
In the embodiment, the motion control of the linear motor adopts the feedback of a magnetic grating ruler and adopts a laser interferometer as the length reference of displacement.
Preferably, the bottom of the laser interferometer is provided with a first positioning seat, and the first positioning seat is fixedly arranged on one side of the linear motor stator.
It should be noted that the linear motor automation device is adopted to drive the magnetic ring of the magnetostrictive sensor to perform positioning motion along the track direction, so as to realize the non-linear and repetitive detection of the magnetostrictive displacement sensor.
Preferably, a second positioning seat is arranged at the bottom of the reflecting mirror of the laser interferometer, and the second positioning seat is slidably arranged on the stator of the linear motor.
Furthermore, two different clamps are arranged on the linear motor sliding table, so that the installation and fixation of the built-in magnetic ring and the external magnet can be realized, and the detection of the built-in magnetostrictive sensor and the external magnetostrictive sensor can be realized.
Preferably, the linear motor is connected to the linear motor stator in a sliding manner, and the sliding table is fixedly mounted on the linear motor.
Specifically, the device takes a marble base as a base, two parallel linear guide rails are arranged on the marble base, a linear motor stator is arranged in the middle of each linear guide rail, a sliding table is arranged on each guide rail and driven by a linear motor rotor to move along the direction of the guide rails, a magnetic ring is dragged to move along the axis direction of a detected magnetostrictive displacement sensor by a magnetic ring mounting fixture on the sliding table, a laser interferometer and a laser interferometer reflector are respectively arranged at two ends of a marble, the displacement distance of the sliding table is determined by the interferometer on the sliding table, the relative displacement of the magnetostrictive displacement sensor magnetic ring relative to the sensor is detected by taking the distance as a reference, a plurality of positions are detected in the range of the magnetostrictive sensor, and the nonlinear precision of the sensor is calculated.
Preferably, the bottom of the detected magnetic substance telescopic sensor is provided with a first mounting seat, and the first mounting seat is fixed on the surface of the marble base through a screw.
Wherein, the dismantled and assembled connection in examined magnetic matter telescopic sensor bottom facilitates the use and maintains on the marble base.
Preferably, sensor closing device is including fixing the bracing piece on marble base surface, and the fixed locating plate that is provided with in bracing piece upper end, and vertical the installing of locating plate depression bar, the bottom pressfitting of depression bar is being examined the upper surface of flexible sensor of magnetic substance, passes through screw-thread fit connection between depression bar and the locating plate.
In the device, when the pressure rod is connected on the positioning plate through the thread structure, the magnetic substance telescopic sensor to be detected can be pressed through the bottom of the pressure rod, so that the aim of adjusting the magnetic substance telescopic sensor to be detected is fulfilled.
The utility model has the technical effects and advantages that:
1. the magnetostrictive sensor detection device based on the linear motor displacement measurement function comprises a marble base, wherein two groups of linear guide rails are arranged on the upper surface of the marble base, a laser interferometer is arranged at one end of the marble base, a laser interferometer reflecting mirror is arranged at the other end of the marble base, the motion control of a linear motor adopts magnetic grating ruler feedback and adopts the laser interferometer as a displacement length reference;
2. the utility model relates to a magnetostrictive sensor detection device based on a linear motor displacement measurement function, which adopts a linear motor automation device to drive a magnetic ring of a magnetostrictive sensor to perform positioning motion along the track direction so as to realize the nonlinear and repetitive detection of the magnetostrictive displacement sensor;
3. according to the magnetostrictive sensor detection device based on the linear motor displacement measurement function, the two different clamps are arranged on the linear motor sliding table, so that the installation and fixation of the built-in magnetic ring and the external magnet can be realized, and the detection of the built-in magnetostrictive sensor and the external magnetostrictive sensor can be realized.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention.
FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention.
In the figure: the device comprises a marble base 1, a laser interferometer 2, a laser interferometer reflector 3, a linear guide rail 4, a sliding table 5, a linear motor 6, a magnetic ring lifting adjusting device 7, a magnetic ring mounting clamp 8, a sensor pressing device 9 and a detected magnetic substance telescopic sensor 10.
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
The utility model provides a magnetostrictive sensor detection device based on linear motor displacement measurement function as shown in figures 1-3, which comprises a marble base 1, wherein the upper surface of the marble base 1 is provided with two groups of linear guide rails 4, one end of the marble base 1 is provided with a laser interferometer 2, the other end is provided with a laser interferometer reflecting mirror 3, the laser interferometer 2 corresponds to the laser interferometer reflecting mirror 3, one side of the laser interferometer reflecting mirror 3 is provided with a detected magnetic substance telescopic sensor 10, one side of the detected magnetic substance telescopic sensor 10 is provided with a sensor pressing device 9, the sensor pressing device 9 is arranged on the marble base 1, one side of the upper surface of the marble base 1 close to the detected magnetic substance telescopic sensor 10 is also provided with a sliding table 5, the sliding table 5 is arranged on the linear guide rails 4 in a sliding manner, one side of the linear guide rails 4 is provided with a linear motor 6 for driving the linear guide rails 4 to move, a magnetic ring lifting adjusting device 7 is further arranged on one side of the sliding table 5, the magnetic ring lifting adjusting device 7 is connected with the end of the detected magnetic substance telescopic sensor 10 through a magnetic ring mounting fixture 8, and a linear motor stator is arranged in the middle of the marble base 1.
The linear guide 4 distributes along the length direction of marble base 1, and two sets of linear guide 4 distribute side by side, and two sets of linear guide 4 are symmetrical and distribute in the upper surface both sides of marble base 1 for marble base 1.
In this embodiment, the linear motor is controlled by using the feedback of the magnetic scale and the laser interferometer as the length reference of the displacement.
The bottom of the laser interferometer 2 is provided with a first positioning seat, and the first positioning seat is fixedly arranged on one side of a linear motor stator.
It should be noted that the linear motor automation device is adopted to drive the magnetic ring of the magnetostrictive sensor to perform positioning motion along the track direction, so as to realize the non-linear and repetitive detection of the magnetostrictive displacement sensor.
And a second positioning seat is arranged at the bottom of the reflecting mirror 3 of the laser interferometer, and the second positioning seat is arranged on the stator of the linear motor in a sliding manner.
Furthermore, two different clamps are arranged on the linear motor sliding table, so that the installation and fixation of the built-in magnetic ring and the external magnet can be realized, and the detection of the built-in magnetostrictive sensor and the external magnetostrictive sensor can be realized.
Linear electric motor 6 sliding connection is on the linear electric motor stator, and slip table 5 fixed mounting is on linear electric motor 6.
Specifically, the device takes a marble base 1 as a base, two parallel linear guide rails are installed on the marble base 1, a linear motor stator is installed in the middle of each linear guide rail, a sliding table is installed on each guide rail and driven by a linear motor rotor to move in the direction of the guide rails, a magnetic ring installing clamp on each sliding table is used for dragging a magnetic ring to move in the axis direction of a detected magnetostrictive displacement sensor, a laser interferometer and a laser interferometer reflector are respectively installed at two ends of a marble, the displacement distance of each sliding table is determined through the interference mirrors on each sliding table, the relative displacement of the magnetostrictive displacement sensor magnetic ring relative to the sensor is detected by taking the distance as a reference, a plurality of positions are detected in the range of the magnetostrictive sensor, and the nonlinear precision of the sensor is calculated.
The bottom of the detected magnetic substance telescopic sensor 10 is provided with a first mounting seat which is fixed on the surface of the marble base 1 through screws.
Wherein, the bottom of the magnetic telescopic sensor 10 to be detected is detachably connected to the marble base 1, thereby facilitating the use and maintenance.
Sensor closing device 9 is including fixing the bracing piece on marble base 1 surface, and the fixed locating plate that is provided with in bracing piece upper end, and vertical the installing of locating plate depression bar, the bottom pressfitting of depression bar is being examined the upper surface of flexible sensor 10 of magnetic substance, passes through screw-thread fit connection between depression bar and the locating plate.
In the device, when the pressure rod is connected on the positioning plate through the thread structure, the magnetic substance telescopic sensor 10 to be detected can be pressed through the bottom of the pressure rod, so that the aim of adjusting the magnetic substance telescopic sensor 10 to be detected is fulfilled.
The working principle is as follows: the device takes a marble base 1 as a base, two parallel linear guide rails are arranged on the marble base 1, a linear motor stator is arranged in the middle of each linear guide rail, a sliding table is arranged on each guide rail and driven by a linear motor rotor to move along the direction of the guide rails, a magnetic ring is driven by a magnetic ring mounting fixture on the sliding table to move along the axis direction of a detected magnetostrictive displacement sensor, a laser interferometer and a laser interferometer reflector are respectively arranged at two ends of a marble, the displacement distance of the sliding table is determined by the interferometer on the sliding table, the relative displacement of the magnetostrictive displacement sensor magnetic ring relative to the sensor is detected by taking the distance as a reference, a plurality of positions are detected in the range of the magnetostrictive sensor, and the nonlinear precision of the sensor is calculated.
Claims (7)
1. Magnetostrictive sensor detection device based on linear electric motor displacement measurement function, including marble base (1), its characterized in that: the upper surface of the marble base (1) is provided with two groups of linear guide rails (4), one end of the marble base (1) is provided with a laser interferometer (2), the other end of the marble base is provided with a laser interferometer reflector (3), the laser interferometer (2) corresponds to the laser interferometer reflector (3), one side of the laser interferometer reflector (3) is provided with a detected magnetic substance telescopic sensor (10), one side of the detected magnetic substance telescopic sensor (10) is provided with a sensor pressing device (9), the sensor pressing device (9) is installed on the marble base (1), one side of the upper surface of the marble base (1), which is close to the detected magnetic substance telescopic sensor (10), is also provided with a sliding table (5), the sliding table (5) is arranged on the linear guide rails (4) in a sliding manner, one side of the linear guide rails (4) is provided with a linear motor (6) for driving the linear guide rails (4) to move, a magnetic ring lifting adjusting device (7) is further arranged on one side of the sliding table (5), the magnetic ring lifting adjusting device (7) is connected with the end portion of the detected magnetic substance telescopic sensor (10) through a magnetic ring mounting fixture (8), and a linear motor stator is arranged in the middle of the marble base (1).
2. The magnetostrictive sensor detection device based on linear motor displacement measurement function according to claim 1, characterized in that: the linear guide (4) distribute along the length direction of marble base (1), and two linear guide (4) distribute side by side, and two sets of linear guide (4) are symmetrical and distribute in the upper surface both sides of marble base (1) for marble base (1).
3. The magnetostrictive sensor detection device based on linear motor displacement measurement function according to claim 2, characterized in that: the bottom of the laser interferometer (2) is provided with a first positioning seat, and the first positioning seat is fixedly arranged on one side of a linear motor stator.
4. The magnetostrictive sensor detection device based on linear motor displacement measurement function according to claim 3, characterized in that: and a second positioning seat is arranged at the bottom of the laser interferometer reflector (3) and is arranged on the linear motor stator in a sliding manner.
5. The magnetostrictive sensor detection device based on linear motor displacement measurement function according to claim 4, characterized in that: linear motor (6) sliding connection is on the linear motor stator, slip table (5) fixed mounting is on linear motor (6).
6. The magnetostrictive sensor detection device based on linear motor displacement measurement function according to claim 5, characterized in that: the bottom of the detected magnetic substance telescopic sensor (10) is provided with a first mounting seat, and the first mounting seat is fixed on the surface of the marble base (1) through a screw.
7. The magnetostrictive sensor detection device based on linear motor displacement measurement function according to claim 6, characterized in that: sensor closing device (9) is including fixing the bracing piece on marble base (1) surface, and the fixed locating plate that is provided with in bracing piece upper end, and vertical the installing of locating plate depression bar, the upper surface of examining magnetic substance telescopic sensor (10) is being pressfitting in the bottom of depression bar, passes through screw-thread fit connection between depression bar and the locating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220359870.8U CN216925445U (en) | 2022-02-22 | 2022-02-22 | Magnetostrictive sensor detection device based on linear motor displacement measurement function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220359870.8U CN216925445U (en) | 2022-02-22 | 2022-02-22 | Magnetostrictive sensor detection device based on linear motor displacement measurement function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216925445U true CN216925445U (en) | 2022-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220359870.8U Active CN216925445U (en) | 2022-02-22 | 2022-02-22 | Magnetostrictive sensor detection device based on linear motor displacement measurement function |
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| Country | Link |
|---|---|
| CN (1) | CN216925445U (en) |
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2022
- 2022-02-22 CN CN202220359870.8U patent/CN216925445U/en active Active
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