CN220583329U - Laser sensor calibrating device - Google Patents
Laser sensor calibrating device Download PDFInfo
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- CN220583329U CN220583329U CN202321948539.0U CN202321948539U CN220583329U CN 220583329 U CN220583329 U CN 220583329U CN 202321948539 U CN202321948539 U CN 202321948539U CN 220583329 U CN220583329 U CN 220583329U
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- laser sensor
- base
- laser
- fixedly connected
- fixed block
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- 238000013519 translation Methods 0.000 claims abstract description 11
- 238000005259 measurement Methods 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 3
- 230000006698 induction Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Abstract
The utility model relates to the technical field of detection devices, and discloses a laser sensor calibration device, which comprises: the base is provided with a groove; the translation device is arranged on the base; the calibration adjusting device is arranged on the translation device and used for adjusting the measurement distance; the lifting device is arranged on the base and is fixedly connected with the base; and the laser sensor is arranged on the lifting device. The device calibrates the measuring distance of the laser sensor according to the distance from the laser sensor to the laser receiving plate and the comparison of the adjusted distance, and the measuring error of the laser sensor can be accurately obtained by controlling the air cylinder through the controller.
Description
Technical Field
The utility model belongs to the technical field of detection devices, and particularly relates to a laser sensor calibration device.
Background
The laser displacement sensor is a sensor for measuring by using laser technology, and is composed of laser, laser detector and measuring circuit. The laser displacement sensor is a novel measuring instrument, can be used for non-contact measurement of displacement change of a measured object, and has high measurement accuracy.
In the use process of the laser displacement sensor, the measurement error of the laser displacement sensor is increased due to the abrasion and aging of equipment and the like, and the laser displacement sensor needs to be periodically checked and calibrated at the moment.
The Chinese patent with publication number of CN209512775U discloses a calibration device of a laser displacement sensor, which is characterized by comprising a laser calibration assembly, a guide rail, a grating ruler and a bracket; two induction pieces are sequentially arranged on the guide rail along the axial direction; the bracket is arranged between the two induction pieces and is movably arranged along the axial direction of the guide rail; the laser calibration assembly comprises a laser interferometer, a spectroscope and a reflecting mirror which are sequentially and correspondingly arranged along the axial direction of the guide rail, and the reflecting mirror is arranged on the bracket; the grating ruler is arranged in parallel with the guide rail; be equipped with the carousel on the support, the carousel rotatable setting for place the laser displacement sensor's that treats on the carousel sensing end orientation arbitrary response piece. The laser sensor is calibrated through the grating ruler and the laser interferometer, the structure of the calibrating device is complex, the use is slightly complicated, and the calibrating device is inconvenient.
Disclosure of Invention
The present utility model is directed to a laser sensor calibration device for solving at least one of the above-mentioned problems.
In order to solve the technical problems, the specific technical scheme of the utility model is as follows:
in some embodiments of the present application, there is provided a laser sensor calibration device comprising:
the base is provided with a groove;
the translation device is arranged on the base;
the calibration adjusting device is arranged on the translation device and used for adjusting the measurement distance;
the lifting device is arranged on the base and is fixedly connected with the base;
and the laser sensor is arranged on the lifting device.
Preferably, in a preferred embodiment of the foregoing laser sensor calibration device, the translation device includes:
the toothed plate is arranged in the groove and is in sliding connection with the base;
the driving motor is arranged on the base and is fixedly connected with the base;
the gear is arranged at the output end of the driving motor and is meshed with the toothed plate.
Preferably, in a preferred embodiment of the foregoing laser sensor calibration device, the calibration adjustment device includes:
the fixed block is arranged on the toothed plate and is fixedly connected with the toothed plate;
the graduated scale is arranged on the fixed block, and zero graduation lines of the graduated scale are aligned with the edges of the fixed block;
the air cylinder is arranged on the fixed block and is fixedly connected with the fixed block;
the laser receiving baffle is arranged at the output end of the cylinder and fixedly connected with the output end of the cylinder.
Preferably, in a preferred embodiment of the foregoing laser sensor calibration device, the lifting device includes:
the support column is vertically arranged on the base and corresponds to the calibration and adjustment device, and a chute is arranged on the support column;
the threaded rod is arranged in the chute, and one end of the threaded rod is rotationally connected with the base;
the rotating motor is fixedly arranged at the top of the supporting column, and the output end of the rotating motor extends into the sliding groove and is fixedly connected with the other end of the threaded rod;
the sliding block penetrates through the threaded rod and is in threaded connection with the threaded rod, one side of the sliding block is arranged in the sliding groove and is in sliding connection with the supporting column, and the other end of the sliding block extends out of the sliding groove.
Preferably, in a preferred embodiment of the laser sensor calibration device, a mounting frame is disposed on a side of the sliding block extending to the outside of the sliding groove.
Preferably, in a preferred embodiment of the laser sensor calibration device, the laser sensor is disposed on the mounting frame.
Preferably, in a preferred embodiment of the laser sensor calibration device, the laser receiving baffle side surface is aligned with the fixed block edge and with the scale zero graduation mark.
Preferably, in a preferred embodiment of the laser sensor calibration device, a controller is further included, and the controller is electrically connected to the driving motor, the rotating motor and the cylinder.
Compared with the prior art, the utility model has the beneficial effects that: the device calibrates the measuring distance of the laser sensor according to the distance from the laser sensor to the laser receiving plate and the comparison of the adjusted distance, and the measuring error of the laser sensor can be accurately obtained by controlling the air cylinder through the controller.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a side view of a calibration device according to an embodiment of the present utility model;
fig. 2 is a top view of a calibration device according to an embodiment of the present utility model.
Detailed Description
The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
In the description of the present application, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.
The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.
The present utility model will be described in further detail with reference to the accompanying drawings for a better understanding of the objects, structures and functions of the present utility model.
Referring to fig. 1-2, a laser sensor calibration device according to an embodiment of the present application is described, including:
the base 1 is provided with a groove;
a translation device 2 arranged on the base 1;
the calibration and adjustment device 3 is arranged on the translation device 2 and is used for adjusting the measurement distance;
the lifting device 4 is arranged on the base 1 and is fixedly connected with the base 1;
a laser sensor 5 provided on the lifting device 4.
To further optimize the above technical solution, the translation device 2 comprises:
the toothed plate 21 is arranged in the groove and is connected with the base 1 in a sliding way;
the driving motor 22 is arranged on the base 1 and is fixedly connected with the base 1;
and a gear 23 arranged at the output end of the driving motor 22 and meshed with the toothed plate 21.
To further optimize the above technical solution, the calibration adjustment device 3 comprises:
a fixed block 31, which is disposed on the toothed plate 21 and fixedly connected to the toothed plate 21;
a graduated scale 32, which is arranged on the fixed block 31, and the zero graduation line of the graduated scale is aligned with the edge of the fixed block 31;
the cylinder 33 is arranged on the fixed block 31 and is fixedly connected with the fixed block 31;
the laser receiving baffle 34 is disposed at the output end of the cylinder 33 and fixedly connected with the output end of the cylinder 33.
To further optimize the above technical solution, the lifting device 4 comprises:
the support column 41 is vertically arranged on the base 1 and corresponds to the calibration and adjustment device 3, and a chute is arranged on the support column 41;
the threaded rod 42 is arranged in the chute, and one end of the threaded rod is rotatably connected with the base 1;
the rotating motor 43 is fixedly arranged at the top of the supporting column 41, and the output end of the rotating motor extends into the sliding groove and is fixedly connected with the other end of the threaded rod 42;
the sliding block 44 penetrates through the threaded rod 42 and is in threaded connection with the threaded rod 42, one side of the sliding block is arranged in the sliding groove and is in sliding connection with the supporting column 41, and the other end of the sliding block extends out of the sliding groove.
To further optimize the above technical solution, a mounting frame 45 is provided on the side of the sliding block 44 extending outside the sliding groove.
To further optimise the solution described above, a laser sensor 5 is arranged on the mounting frame 45.
To further optimize the solution described above, the side surface of the laser receiving baffle 34 is aligned with the edge of the fixed block 31 and with the zero graduation mark of the graduation scale 32.
To further optimize the above technical solution, a controller is further included, and the controller is electrically connected to the driving motor 22, the rotating motor 43 and the air cylinder 33.
Working principle: firstly, adjusting the height of the laser sensor 5 to enable the laser sensor 5 to be opposite to the laser receiving baffle 34, starting a driving motor 22 through the controller to enable a toothed plate 21 to move to a specific distance, opening the laser sensor 5 to enable laser of the laser sensor 5 to irradiate on a receiving surface of the laser receiving baffle 34, and recording the distance from the laser sensor 5 to the laser receiving baffle 34; starting a driving motor 22 to enable a laser receiving baffle 34 to transversely displace, recording displacement data of the laser receiving baffle 34, recording the distance from the laser sensor 5 to the laser receiving baffle 34 at the moment, and calculating the error of the laser sensor 5 by comparing the distance difference measured by the laser sensor 5 before and after twice with the displacement data of the laser receiving baffle 34; the position of the toothed plate 21 is adjusted and the above measurement is repeated to reduce the measurement error. The device calibrates the measuring distance of the laser sensor 5 according to the comparison between the distance from the laser sensor 5 to the laser receiving plate 34 and the adjusted distance, and the measuring error of the laser sensor 5 can be accurately obtained by controlling the air cylinder 33 through the controller.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A laser sensor calibration device, comprising:
the base is provided with a groove;
the translation device is arranged on the base;
the calibration adjusting device is arranged on the translation device and used for adjusting the measurement distance;
the lifting device is arranged on the base and is fixedly connected with the base;
and the laser sensor is arranged on the lifting device.
2. A laser sensor calibration device as claimed in claim 1, wherein the translation means comprises:
the toothed plate is arranged in the groove and is in sliding connection with the base;
the driving motor is arranged on the base and is fixedly connected with the base;
the gear is arranged at the output end of the driving motor and is meshed with the toothed plate.
3. A laser sensor calibration device as claimed in claim 2, wherein the calibration adjustment means comprises:
the fixed block is arranged on the toothed plate and is fixedly connected with the toothed plate;
the graduated scale is arranged on the fixed block, and zero graduation lines of the graduated scale are aligned with the edges of the fixed block;
the air cylinder is arranged on the fixed block and is fixedly connected with the fixed block;
the laser receiving baffle is arranged at the output end of the cylinder and fixedly connected with the output end of the cylinder.
4. A laser sensor calibration device as claimed in claim 3, wherein the lifting device comprises:
the support column is vertically arranged on the base and corresponds to the calibration and adjustment device, and a chute is arranged on the support column;
the threaded rod is arranged in the chute, and one end of the threaded rod is rotationally connected with the base;
the rotating motor is fixedly arranged at the top of the supporting column, and the output end of the rotating motor extends into the sliding groove and is fixedly connected with the other end of the threaded rod;
the sliding block penetrates through the threaded rod and is in threaded connection with the threaded rod, one side of the sliding block is arranged in the sliding groove and is in sliding connection with the supporting column, and the other end of the sliding block extends out of the sliding groove.
5. The laser sensor calibration device of claim 4, wherein a mounting bracket is provided on a side of the slider extending outside the chute.
6. The laser sensor calibration device of claim 5, wherein the laser sensor is disposed on the mounting frame.
7. A laser sensor calibration device as claimed in claim 3 wherein the laser receiving baffle side surface is aligned with the fixed block edge and with the scale zero graduation mark.
8. The laser sensor calibration device of claim 4, further comprising a controller electrically connected to the drive motor, the rotary motor, and the cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321948539.0U CN220583329U (en) | 2023-07-24 | 2023-07-24 | Laser sensor calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321948539.0U CN220583329U (en) | 2023-07-24 | 2023-07-24 | Laser sensor calibrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220583329U true CN220583329U (en) | 2024-03-12 |
Family
ID=90113405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321948539.0U Active CN220583329U (en) | 2023-07-24 | 2023-07-24 | Laser sensor calibrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220583329U (en) |
-
2023
- 2023-07-24 CN CN202321948539.0U patent/CN220583329U/en active Active
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