CN208505271U - A kind of device demarcated and calibrated for displacement sensor - Google Patents
A kind of device demarcated and calibrated for displacement sensor Download PDFInfo
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- CN208505271U CN208505271U CN201821008979.7U CN201821008979U CN208505271U CN 208505271 U CN208505271 U CN 208505271U CN 201821008979 U CN201821008979 U CN 201821008979U CN 208505271 U CN208505271 U CN 208505271U
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- movable plate
- displacement sensor
- rod
- induction
- drive rod
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Abstract
The utility model provides the device a kind of reproducible and with high accuracy demarcated and calibrated for displacement sensor.The device demarcated and calibrated for displacement sensor includes displacement sensor, measuring scale, movable plate and drive rod, and institute's displacement sensors are made of electronic head and induction rod, and one end of the induction rod is connected with electronic head；The measuring scale and drive rod are arranged in parallel with induction rod respectively, and the movable plate is sheathed on drive rod；The movable plate is equipped with through-hole corresponding with induction rod, and the other end of the drive rod driving movable plate self-induction bar is mobile towards the direction close to or far from electronic head.
Description
Technical field
The utility model relates to technical field of instrument calibration, in particular to it is a kind of for displacement sensor demarcate and calibrate
Device.
Background technique
Displacement sensor is also known as linear transducer, is a kind of linear unit for belonging to metal induction, the effect of sensor
It is that various tested displacements are converted to electricity and are measured.Existing way is to displacement sensor using gauge block as standard
It is demarcated and is calibrated, the problems such as that there are measurement result uncertainties is big, low efficiency, poor repeatability.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of reproducible and with high accuracy for displacement sensing
The device of device calibration and calibration.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows:
A kind of device demarcated and calibrated for displacement sensor, including displacement sensor, measuring scale, movable plate and driving
Bar, institute's displacement sensors are made of electronic head and induction rod, and one end of the induction rod is connected with electronic head；
The measuring scale and drive rod are arranged in parallel with induction rod respectively, and the movable plate is sheathed on drive rod；
The movable plate is equipped with through-hole corresponding with induction rod, and the drive rod drives the another of movable plate self-induction bar
End is mobile towards the direction close to or far from electronic head.
It further, further include servo motor, the drive rod is screw rod, the power output shaft and silk of the servo motor
One end of bar is connected.
Further, the number of the screw rod and servo motor is respectively two, and two screw rods are symmetrical arranged, two
Servo motor is symmetrical arranged.
Further, the measuring scale is grating scale.
Further, the movable plate is vertically arranged with grating scale.
The utility model has the beneficial effects that: drive rod control movable plate is moved along the axial direction of induction rod, work as drive
After the mobile a distance of lever, observes and measures the reading on ruler and obtains actual range, then obtain the measurement distance of displacement sensor,
Whether the measurement result by comparing actual range and measurement Distance Judgment displacement sensor is accurate, thus:
(1) can the mobile distance of flexible modulation movable plate, to realize calibration and the school of continuous magnitude according to customer requirement
It is quasi-；
(2) movable plate is mobile towards the direction close to or far from electronic head, realizes positive and negative stroke measurment, obtains displacement sensor
Hysterisis error；
(3) automation scheme is realized, calibration and calibration efficiency are improved, two or more displacements can be measured every time and passed
Sensor；
(4) requirement of ambient temperature and humidity is reduced, measurement result uncertainty is reduced.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the device demarcated and calibrated for displacement sensor of the utility model embodiment；
Label declaration:
1, displacement sensor；11, electronic head；12, induction rod；
2, measuring scale；
3, movable plate；
4, drive rod
5, servo motor.
Specific embodiment
For technology contents, the objects and the effects that the utility model is described in detail, below in conjunction with embodiment and match
Attached drawing is closed to be explained.
The design of the utility model most critical is: it is mobile using drive rod control movable plate, and measured by measuring scale
Actual range realizes precision calibration and calibration compared with the measurement distance of acquisition.
Please refer to Fig. 1, a kind of device demarcated and calibrated for displacement sensor, including displacement sensor 1, measuring scale 2,
Movable plate 3 and drive rod 4, institute's displacement sensors 1 are made of electronic head 11 and induction rod 12, one end of the induction rod 12 with
Electronic head 11 is connected；
The measuring scale 2 and drive rod 4 are arranged in parallel with induction rod 12 respectively, and the movable plate 3 is sheathed on drive rod 4
On；
The movable plate 3 is equipped with through-hole corresponding with induction rod 12, and the drive rod 4 drives 3 self-induction bar of movable plate
12 other end is mobile towards the direction close to or far from electronic head 11.
As can be seen from the above description, the utility model has the beneficial effects that: drive rod controls movable plate along the axis of induction rod
It is mobile to direction, it after drive rod mobile a distance, observes and measures the reading on ruler and obtains actual range, then obtain displacement and pass
The measurement distance of sensor, whether the measurement result by comparing actual range and measurement Distance Judgment displacement sensor is accurate, by
This:
(1) can the mobile distance of flexible modulation movable plate, to realize calibration and the school of continuous magnitude according to customer requirement
It is quasi-；
(2) movable plate is mobile towards the direction close to or far from electronic head, realizes positive and negative stroke measurment, obtains displacement sensor
Hysterisis error；
(3) automation scheme is realized, calibration and calibration efficiency are improved, two or more displacements can be measured every time and passed
Sensor；
(4) requirement of ambient temperature and humidity is reduced, measurement result uncertainty is reduced.
It further, further include servo motor 5, the drive rod 4 is screw rod, the power output shaft of the servo motor 5
It is connected with one end of screw rod.
Seen from the above description, drive rod 4 is controlled by servo motor 5, so that the movement of movable plate 3 is more controllable.
Further, the number of the screw rod and servo motor 5 is respectively two, and two screw rods are symmetrical arranged, and two
Servo motor 5 be symmetrical arranged.
Seen from the above description, using twin shaft precision actuation, the repeated result of measurement is improved.
Further, the measuring scale 2 is grating scale.
Seen from the above description, the precision of grating scale is high.
Further, the movable plate 3 is vertically arranged with grating scale.
Seen from the above description, movable plate 3 is vertically arranged with grating scale, so that actual range is easy to see on grating scale
It surveys.
Please refer to Fig. 1, the embodiments of the present invention one are as follows:
It is a kind of for displacement sensor demarcate and calibrate device, including at least two displacement sensor 1, measuring scale 2,
Movable plate 3, drive rod 4 and servo motor 5, the drive rod 4 are screw rod, and the measuring scale 2 is grating scale, the displacement sensing
Device 1 is made of electronic head 11 and induction rod 12, and one end of the induction rod 12 is connected with electronic head 11；
The measuring scale 2 and screw rod are arranged in parallel with induction rod 12 respectively, the movable plate 3 be sheathed on screw rod and with light
Grid ruler is vertically arranged；
The movable plate 3 is equipped with through-hole corresponding with induction rod 12, the screw rod driving 3 self-induction bar 12 of movable plate
The other end is mobile towards the direction close to or far from electronic head 11.
The power output shaft of the servo motor 5 is connected with one end of screw rod, the number point of the screw rod and servo motor 5
Wei not be two, two screw rods are symmetrical arranged, and two servo motors 5 are symmetrical arranged.
In conclusion the utility model provide it is a kind of reproducible and with high accuracy for displacement sensor calibration and school
Quasi- device.The drive rod control movable plate of the device demarcated and calibrated for displacement sensor is along the axial direction side of induction rod
It observes and measures the reading on ruler after drive rod mobile a distance to movement and obtains actual range, then obtain displacement sensor
Measurement distance, by comparing actual range and measure Distance Judgment displacement sensor measurement result it is whether accurate, thus:
(1) can the mobile distance of flexible modulation movable plate, to realize calibration and the school of continuous magnitude according to customer requirement
It is quasi-；
(2) movable plate is mobile towards the direction close to or far from electronic head, realizes positive and negative stroke measurment, obtains displacement sensor
Hysterisis error；
(3) automation scheme is realized, calibration and calibration efficiency are improved, two or more displacements can be measured every time and passed
Sensor；
(4) requirement of ambient temperature and humidity is reduced, measurement result uncertainty is reduced.
(5) it is provided with two servo motors and screw rod, controls a movable plate, twin shaft precision actuation improves measurement
Repeated result.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in relevant technology neck
Domain is also included in the patent protection scope of the utility model.
Claims (5)
1. a kind of device demarcated and calibrated for displacement sensor, including displacement sensor, institute's displacement sensors are by electronics
Head and induction rod composition, one end of the induction rod is connected with electronic head, which is characterized in that further include measuring scale, movable plate and
Drive rod；
The measuring scale and drive rod are arranged in parallel with induction rod respectively, and the movable plate is sheathed on drive rod；
The movable plate is equipped with through-hole corresponding with induction rod, the other end court of the drive rod driving movable plate self-induction bar
It is mobile close to or far from the direction of electronic head.
2. the device according to claim 1 demarcated and calibrated for displacement sensor, which is characterized in that further include servo
Motor, the drive rod are screw rod, and the power output shaft of the servo motor is connected with one end of screw rod.
3. it is according to claim 2 for displacement sensor demarcate and calibrate device, which is characterized in that the screw rod and
The number of servo motor is respectively two, and two screw rods are symmetrical arranged, and two servo motors are symmetrical arranged.
4. the device according to claim 1 demarcated and calibrated for displacement sensor, which is characterized in that the measuring scale
For grating scale.
5. the device according to claim 4 demarcated and calibrated for displacement sensor, which is characterized in that the movable plate
It is vertically arranged with grating scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821008979.7U CN208505271U (en) | 2018-06-28 | 2018-06-28 | A kind of device demarcated and calibrated for displacement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821008979.7U CN208505271U (en) | 2018-06-28 | 2018-06-28 | A kind of device demarcated and calibrated for displacement sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208505271U true CN208505271U (en) | 2019-02-15 |
Family
ID=65281780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821008979.7U Active CN208505271U (en) | 2018-06-28 | 2018-06-28 | A kind of device demarcated and calibrated for displacement sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208505271U (en) |
-
2018
- 2018-06-28 CN CN201821008979.7U patent/CN208505271U/en active Active
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