CN222926167U - Laser displacement sensor calibration jig - Google Patents

Abstract

The utility model discloses a laser displacement sensor calibration jig, which belongs to the technical field of laser displacement sensor calibration and comprises a positioning part, an optical test board and a conducting part, wherein the positioning part comprises a positioning table, a positioning block and an elastic pressing block, the laser displacement sensor is positioned on the positioning table, the elastic pressing block elastically presses the laser displacement sensor, the distance between the optical test board and the laser displacement sensor is adjustable, so as to calibrate and test the laser displacement sensor, and the conducting part conducts or breaks the laser displacement sensor. The laser displacement sensor calibration jig provided by the utility model realizes accurate calibration of the laser displacement sensor, has high calibration precision, greatly reduces the labor intensity of operators compared with the traditional manual operation, improves the calibration efficiency of the laser displacement sensor, and can effectively reduce the calibration error of the laser displacement sensor and improve the precision.

Description

Laser displacement sensor calibration jig

Technical Field

The utility model belongs to the technical field of laser displacement sensor calibration, and particularly relates to a laser displacement sensor calibration jig.

Background

The laser displacement sensor is a high-precision sensor for measuring by using laser technology, and can accurately and non-contact measure the position, displacement and other changes of an object to be measured.

Before the laser displacement sensor is put into use, the laser displacement sensor needs to be calibrated, namely, accurate distance data needs to be recorded by the laser displacement sensor so as to meet the accuracy requirement of the laser displacement sensor, and the laser displacement sensor after the accurate data is recorded can be put into use.

At present, the calibration processing of the laser displacement sensor is usually performed by adopting manual operation, namely an operator manually places the laser displacement sensor, determines the detection distance of the laser displacement sensor, and then communicates the laser displacement sensor to acquire corresponding precision data.

Disclosure of utility model

The utility model overcomes the defects of the prior art and provides a laser displacement sensor calibration jig to solve the problems in the prior art.

In order to achieve the aim, the utility model adopts the technical scheme that the laser displacement sensor calibration jig comprises

The positioning part comprises a positioning table, a positioning block and an elastic pressing block, the laser displacement sensor is positioned on the positioning table, and the elastic pressing block elastically presses the laser displacement sensor;

The distance between the optical test plate and the laser displacement sensor is adjustable, so that the laser displacement sensor is calibrated and tested;

And a conduction part which turns on or off the laser displacement sensor.

In a preferred embodiment of the present utility model, the present utility model further includes a base, and the positioning portion and the conducting portion are both located on the base.

In a preferred embodiment of the present utility model, a mounting block is disposed on one side of the base, and a linear module is mounted on the mounting block to drive the optical test board to move, so as to change the distance between the optical test board and the laser displacement sensor.

In a preferred embodiment of the present utility model, a standard component is disposed on the base to compare the calibrated laser displacement sensor.

In a preferred embodiment of the present utility model, the positioning table is provided with a positioning protrusion to block and limit the laser displacement sensor.

In a preferred embodiment of the present utility model, the positioning block is fixedly installed on the positioning table, and the elastic pressing block is installed on the positioning block through a spring, so as to elastically press the laser displacement sensor.

In a preferred embodiment of the present utility model, the conducting part includes a conducting driver and a conducting probe, and the conducting driver drives the conducting probe to enter or exit the laser displacement sensor so as to conduct or disconnect the laser displacement sensor.

In a preferred embodiment of the present utility model, the conduction driver is a clamp, and the conduction probe is connected to the conduction driver through a connection base.

The utility model solves the defects existing in the background technology, and has the following beneficial effects:

The laser displacement sensor calibration jig provided by the utility model realizes accurate calibration of the laser displacement sensor, has high calibration precision, greatly reduces the labor intensity of operators compared with the traditional manual operation, improves the calibration efficiency of the laser displacement sensor, and can effectively reduce the calibration error of the laser displacement sensor and improve the precision.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a schematic view of the overall structure of a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of a partial structure of a preferred embodiment of the present utility model;

FIG. 3 is a schematic view of a positioning portion according to a preferred embodiment of the present utility model;

FIG. 4 is a schematic view of a conducting portion according to a preferred embodiment of the present utility model;

In the figure, 10, a positioning part, 11, a positioning table, 111, a positioning protrusion, 12, a positioning block, 13, an elastic pressing block, 20, an optical test board, 30, a conducting part, 31, a conducting driver, 32, a conducting probe, 40, a base, 50, a mounting block, 51, a linear module, 60, a standard component, 70 and a connecting seat.

Detailed Description

Various embodiments of the present utility model are disclosed in the following drawings, in which details are set forth in the following description for the sake of clarity. However, it should be understood that these physical details should not be used to limit the utility model. That is, in some embodiments of the present utility model, these physical details are not necessary. Moreover, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simplified schematic manner.

In addition, the descriptions of the "first," "second," and the like, herein are for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor are they intended to limit the utility model solely for distinguishing between components or operations described in the same technical term, but are not to be construed as indicating or implying any relative importance or order of such features. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The embodiment provides a laser displacement sensor calibration jig, and this laser displacement sensor calibration jig has realized the accurate calibration to laser displacement sensor, and its calibration accuracy is high, compares in traditional manual operation, has greatly reduced operator's intensity of labour, has improved the calibration efficiency to laser displacement sensor to can effectively reduce the calibration error to laser displacement sensor, improve the precision.

Referring to fig. 1 to 4, the calibration fixture for a laser displacement sensor of the present embodiment includes a positioning portion 10, an optical test board 20 and a conducting portion 30, the positioning portion 10 positions the laser displacement sensor, and obtains accurate distance data by moving the optical test board 20, and calibrates the laser displacement sensor, and the conducting portion 30 conducts or disconnects the laser displacement sensor.

In this embodiment, the calibration fixture for a laser displacement sensor further includes a base 40, the positioning portion 10 and the conducting portion 30 are both located on the base 40, a mounting block 50 is disposed on one side of the base 40, a linear module 51 is mounted on the mounting block 50 to drive the optical test board 20 to move, the distance between the optical test board 20 and the laser displacement sensor is changed, the linear module 51 of this embodiment can drive the optical test board 20, the distance between the optical test board 20 and the laser displacement sensor is changed, so as to implement calibration processing of the laser displacement sensor in different distance states, the linear module 51 drives the optical test board 20, thereby accurately determining the moving distance of the optical test board 20, determining the distance between the optical test board 20 and the laser displacement sensor, and improving the calibration accuracy of the laser displacement sensor.

Further, a standard component 60 is disposed on the base 40 of the present embodiment, so as to compare the calibrated laser displacement sensor, where a display screen is present on the laser displacement sensor, and the calibrated laser displacement sensor data is directly displayed on the display screen, and compare the calibrated laser displacement sensor with the standard component 60, so as to determine the calibration accuracy of the laser displacement sensor.

As shown in fig. 1 and 3, the positioning portion 10 of the present embodiment includes a positioning table 11, a positioning block 12 and an elastic pressing block 13, the laser displacement sensor is located on the positioning table 11, the elastic pressing block 13 elastically presses the laser displacement sensor, the positioning block 12 is fixedly installed on the positioning table 11, the elastic pressing block 13 is installed on the positioning block 12 through a spring to elastically press the laser displacement sensor, the number of the positioning block 12 and the elastic pressing block 13 of the present embodiment is three, the laser displacement sensor is pressed and positioned from three directions, the position of the laser displacement sensor is prevented from being deviated in the calibration process, so as to ensure the calibration accuracy of the laser displacement sensor, in the present embodiment, a pressing arc is arranged on one elastic pressing block 13, which is located at the corner position of the laser displacement sensor, so as to further promote the pressing and positioning effect on the laser displacement sensor.

In this embodiment, the positioning table 11 is provided with a positioning protrusion 111 to block and limit the laser displacement sensor, and under the cooperation of the positioning protrusion 111 and the elastic pressing block 13, the laser displacement sensor is accurately positioned on the positioning table 11 to ensure the calibration accuracy of the laser displacement sensor.

As shown in fig. 1 and fig. 4, the conducting part 30 of the present embodiment includes a conducting driver 31 and a conducting probe 32, the conducting driver 31 drives the conducting probe 32 to enter or exit the laser displacement sensor so as to conduct or disconnect the laser displacement sensor, the conducting part 30 of the present embodiment is mounted on the base 40 through a bracket, the conducting driver 31 drives the conducting probe 32, when the conducting probe 32 is inserted into the laser displacement sensor, that is, the laser displacement sensor is indicated to be in a conducting state, and when the conducting probe 32 leaves the laser displacement sensor, the laser displacement sensor is indicated to be disconnected, and the laser displacement sensor in the conducting state can be calibrated, so that the presence of the conducting part 30 can rapidly realize the on-off of the laser displacement sensor, thereby being beneficial to the replacement processing of the laser displacement sensor and improving the calibration efficiency of the laser displacement sensor.

In this embodiment, the conducting driver 31 is a clamping hand, the conducting probe 32 is connected with the conducting driver 31 through the connecting seat 70, and an operator can drive the conducting probe 32 through the conducting driver 31, so that the structure is simple, the operation is convenient, and the calibration efficiency of the laser displacement sensor is improved.

In actual use, the laser displacement sensor is placed on the positioning table 11 of the positioning portion 10, the plurality of elastic pressing blocks 13 elastically compress and position the laser displacement sensor, after the positioning is completed, the conducting portion 30 conducts the laser displacement sensor, the laser displacement sensor in the conducting state changes the distance between the optical test board 20 and the laser displacement sensor by changing the position of the optical test board 20, accurate distance data is obtained by moving the optical test board 20, the laser displacement sensor records the data, the accurate distance data is adopted to calibrate the data of the laser displacement sensor, and the calibrated laser displacement sensor is compared with the standard component 60 to determine the calibration precision.

In summary, the laser displacement sensor calibration jig of the embodiment realizes accurate calibration of the laser displacement sensor, has high calibration precision, greatly reduces labor intensity of operators compared with the traditional manual operation, improves the calibration efficiency of the laser displacement sensor, and can effectively reduce the calibration error of the laser displacement sensor and improve the precision.

While the utility model has been described above with reference to various embodiments, it should be understood that many changes and modifications can be made without departing from the scope of the utility model. That is, the methods, systems, devices, etc. discussed above are examples. Various configurations may omit, replace, or add various procedures or components as appropriate. For example, in alternative configurations, the methods may be performed in a different order than described, and/or various stages may be added, omitted, and/or combined. Moreover, features described with respect to certain configurations may be combined in various other configurations. The different aspects and elements of the configuration may be combined in a similar manner. Furthermore, many elements are examples only as technology evolves and do not limit the scope of the disclosure or the claims.

Specific details are given in the description to provide a thorough understanding of exemplary configurations involving implementations. However, the configuration may be practiced without these specific details, e.g., well-known circuits, processes, algorithms, structures, and techniques have been shown without unnecessary detail in order to avoid obscuring the configuration. This description provides only an example configuration and does not limit the scope, applicability, or configuration of the claims. Rather, the foregoing description of the configuration will provide those skilled in the art with an enabling description for implementing the described techniques. Various changes may be made in the function and arrangement of elements without departing from the spirit or scope of the disclosure.

Further, although each operation may describe the operation as a sequential process, many of the operations can be performed in parallel or concurrently. In addition, the order of operations may be rearranged. One process may have other steps. Furthermore, examples of methods may be implemented by hardware, software, firmware, middleware, code, hardware description language, or any combination thereof. When implemented in software, firmware, middleware or code, the program code or code segments to perform the necessary tasks may be stored in a non-transitory computer readable medium such as a storage medium and the described tasks are performed by a processor.

It is intended that the foregoing detailed description be regarded as illustrative rather than limiting, and that it be understood that it is the following claims, including all equivalents, that are intended to define the spirit and scope of this utility model. The above examples should be understood as illustrative only and not limiting the scope of the utility model. Various changes and modifications to the present utility model may be made by one skilled in the art after reading the teachings herein, and such equivalent changes and modifications are intended to fall within the scope of the utility model as defined in the appended claims.

Claims (8)

1. The utility model provides a laser displacement sensor calibration tool which characterized in that includes

The positioning part (10), the positioning part (10) comprises a positioning table (11), a positioning block (12) and an elastic pressing block (13), the laser displacement sensor is positioned on the positioning table (11), and the elastic pressing block (13) elastically presses the laser displacement sensor;

an optical test board (20), wherein the distance between the optical test board (20) and the laser displacement sensor is adjustable so as to calibrate and test the laser displacement sensor;

and a conduction unit (30), wherein the conduction unit (30) turns on or off the laser displacement sensor.

2. The laser displacement sensor calibration jig according to claim 1, further comprising a base (40), wherein the positioning portion (10) and the conducting portion (30) are both located on the base (40).

3. The laser displacement sensor calibration jig according to claim 2, wherein a mounting block (50) is provided on one side of the base (40), and a linear module (51) is mounted on the mounting block (50) to drive the optical test board (20) to move, so as to change the distance between the optical test board (20) and the laser displacement sensor.

4. The laser displacement sensor calibration jig according to claim 2, wherein a standard (60) is provided on the base (40) to compare the calibrated laser displacement sensor.

5. The laser displacement sensor calibration jig according to claim 1, wherein a positioning protrusion (111) is provided on the positioning table (11) to block and limit the laser displacement sensor.

6. The laser displacement sensor calibration jig according to claim 1, wherein the positioning block (12) is fixedly mounted on the positioning table (11), and the elastic pressing block (13) is mounted on the positioning block (12) through a spring so as to elastically press the laser displacement sensor.

7. The laser displacement sensor calibration jig according to claim 1, wherein the conducting part (30) comprises a conducting driver (31) and a conducting probe (32), and the conducting driver (31) drives the conducting probe (32) into or out of the laser displacement sensor to conduct or disconnect the laser displacement sensor.

8. The laser displacement sensor calibration jig according to claim 7, wherein the conduction driver (31) is a clamp, and the conduction probe (32) is connected to the conduction driver (31) through a connection base (70).