CN218916272U

CN218916272U - Flexible test platform for displacement sensor

Info

Publication number: CN218916272U
Application number: CN202222551175.4U
Authority: CN
Inventors: 谢永刚
Original assignee: Suzhou Weice Electronic Co ltd
Current assignee: Suzhou Weice Electronic Co ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-04-25
Anticipated expiration: 2032-09-26

Abstract

The utility model discloses a flexible test platform for a displacement sensor, which comprises a horizontally arranged base, wherein a gauge platform and a fixed platform are vertically inserted in the base, a plurality of through holes penetrating through the base are formed in the upper end face of the base, and a plurality of assembly holes are formed in the fixed platform along the circumferential direction of the fixed platform.

Description

Flexible test platform for displacement sensor

Technical Field

The utility model belongs to the technical field of sensor testing tools, and particularly relates to a flexible testing platform for a displacement sensor.

Background

The displacement sensor is also called as a linear sensor, is a linear device which belongs to metal induction and is used for converting various measured physical quantities into electric quantity, and has the advantages that signals are sent into a computing system, so that a computer can conveniently read and calculate the signals;

after the displacement sensor is produced, parameters such as current, voltage and frequency are required to be tested to determine whether the displacement sensor is qualified, so that parameter tests are required to be carried out on the displacement sensor through test platforms after the production of the displacement sensor, the traditional test platforms are required to be matched with the specially corresponding test platforms according to the specification of the displacement sensor, the test range and the like, a plurality of displacement sensors with different specifications are required to be provided with the test platforms with corresponding specification numbers, and meanwhile, different test platforms are required to be replaced by different measuring instruments, so that the number of the test platforms is too large, and the test cost is high; the test platform is repeatedly replaced in the test process, the displacement sensor is repeatedly detached and fixed, the test data are easy to produce errors, the displacement sensor is possibly damaged, and the defective rate is improved. There is a need for a solution to the above-mentioned problems.

The foregoing is not necessarily a prior art, and falls within the technical scope of the inventors.

Disclosure of Invention

In order to solve the problems, the utility model aims to provide a flexible test platform for a displacement sensor, which can be adapted to sensors with different specifications and is convenient to test and position,

in order to achieve the above purpose, the utility model provides a flexible test platform for a displacement sensor, which is characterized by comprising a horizontally arranged base, wherein a gauge platform and a fixed platform are vertically inserted into the base, a plurality of through holes penetrating through the base are formed in the upper end face of the base, so that the gauge platform and the fixed platform can adjust the self-installation distance according to the shape of the sensor to be tested, and a plurality of assembly holes are formed in the fixed platform along the circumferential direction of the fixed platform, so that the fixed platform can adjust the self-installation state according to the shape of the sensor to be tested.

In one example, the gauge platform comprises a positioning block and a vernier caliper, wherein a groove matched with the vernier caliper is formed in the upper end face of the positioning block, and the vernier caliper is horizontally embedded in the positioning block.

In one example, the fixed platform includes a concave portion and an extension portion horizontally positioned at both ends of the concave portion.

In one example, both sides of the concave portion and the concave portion are provided with fitting holes penetrating through the concave portion.

In one example, a fitting hole penetrating the extension portion is opened along a circumferential direction of the extension portion.

In one example, the gauge platform and the fixed platform are arranged in parallel, and the gauge platform and the fixed platform are arranged on the same horizontal line.

The displacement sensor flexible test platform provided by the utility model has the following beneficial effects:

1. the gauge platform and the fixed platform can adjust the gauge according to the requirements through the through holes on the base so as to increase the parameter range of the testing platform to the voltage or the current of the distance sensor;

2. the fixing state of the fixing platform on the base can be changed by matching with the positioning pin shaft through the assembly holes formed in the fixing platform, so that the fixing requirement of more sensors with different specifications can be met;

3. the purpose of quick adaptation by the sensor is reached through 3D printing auxiliary fitting, makes simultaneously that it can carry out different measuring instrument's test in proper order by the sensor that is surveyed, need not to dismantle repeatedly by the sensor to different test fixture on, avoids the error that brings when dismantling repeatedly, not only can improve measurement efficiency, can also improve measuring data's degree of accuracy.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

fig. 1 is a schematic three-dimensional structure of a flexible test platform for a displacement sensor according to the present utility model.

Fig. 2 is a schematic three-dimensional structure of the gauge platform of the present utility model.

Fig. 3 is a bottom view of the gauge platform of the present utility model.

Fig. 4 is a schematic three-dimensional structure of the fixing platform of the present utility model.

Fig. 5 is a bottom view of the stationary platform of the present utility model.

FIG. 6 is a schematic three-dimensional structure of another assembly of a flexible test platform for a displacement sensor according to the present utility model.

Fig. 7 is an application view of a flexible test platform for a displacement sensor according to the present utility model.

Fig. 8 is an application view of a flexible test platform for a displacement sensor according to the present utility model.

Detailed Description

In order to more clearly illustrate the general inventive concept, a detailed description is given below by way of example with reference to the accompanying drawings.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model 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 utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a 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 utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, the description with reference to the terms "one aspect," "some aspects," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the present utility model. In this specification, the schematic representations of the above terms are not necessarily for the same scheme or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.

As shown in fig. 1 to 6, the embodiment of the utility model provides a flexible test platform for a displacement sensor, which comprises a horizontally arranged base 1, wherein a test tool platform 2 and a fixed platform 3 are vertically inserted on the base 1, a plurality of through holes 11 penetrating through the base 1 are formed in the upper end surface of the base 1, the test tool platform 2 and the fixed platform 3 can adjust the self-installation distance according to the shape of the sensor to be tested, a plurality of assembly holes 31 are formed in the fixed platform 3 along the circumferential direction of the fixed platform 3, the fixed platform 3 can adjust the self-installation state according to the shape of the sensor to be tested, the test tool platform 3 can be penetrated in the through holes 11 through bolts, the positioning of the bottoms of the test tool platform 2 and the fixed platform 3 is completed, the test tool platform 2 comprises a positioning block 21 and a vernier caliper 22, grooves matched with the vernier caliper 22 are formed in the upper end surface of the positioning block 21, the vernier caliper 22 is horizontally embedded in the positioning block 21, the fixed platform 3 comprises a concave part 32 and an extension part 33, the extension part 33 is horizontally positioned at two ends of the concave part 32, the two sides of the concave part 32 and the concave part are both provided with assembly holes 31 penetrating through the concave part 32, the assembly holes 31 are formed along the circumferential direction of the extension part 31 of the sensor to be tested and are arranged along the extension part 33, the circumferential direction of the extension part 31 is arranged in the same plane, the direction, the assembly hole 31 is matched with the fixed platform 3, and is arranged in parallel to the fixed platform 3, and is arranged on the fixed platform 3, and is positioned in parallel with the fixed platform 3, and is positioned along the assembly hole 3, and is positioned along the direction along the extension line, and 3, and is positioned along the direction, and 3, and is positioned along the direction.

7-8, a jig (the jig can be rapidly manufactured through 3D printing) for fixing a magnet is arranged at the front end of the vernier caliper, and a corresponding aluminum alloy bracket (the aluminum alloy bracket can be installed in multiple directions through 3D printing) is manufactured according to the appearance of the sensor so as to position the sensor; the position between the magnet and the sensor can be adjusted according to the design requirement of the sensor, and after the position of the magnet and the sensor is determined, a vernier caliper can be slid to adjust the distance between the magnet and the sensor;

after the positioning of the sensor is completed, a measuring instrument (a power supply, a universal meter, an oscilloscope and the like) is connected to the sensor, so that parameters of the on/off state of the sensor and the sensor voltage or current corresponding to the distance are measured.

In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for system embodiments, since they are substantially similar to method embodiments, the description is relatively simple, as relevant to see a section of the description of method embodiments.

The foregoing is merely exemplary of the present utility model and is not intended to limit the present utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are to be included in the scope of the claims of the present utility model.

Claims

1. The utility model provides a flexible test platform of displacement sensor, its characterized in that, includes the base that the level set up, perpendicular inserting is established on the base and is examined utensil platform and fixed platform, a plurality of penetrations are seted up to the base up end examine utensil platform with fixed platform can be according to the shape adjustment self installation interval of being surveyed the sensor, follow on the fixed platform a plurality of pilot holes are seted up to fixed platform's circumference, make fixed platform can be according to the shape adjustment self installation status of being surveyed the sensor.

2. The flexible test platform of the displacement sensor according to claim 1, wherein the gauge platform comprises a positioning block and a vernier caliper, and a groove matched with the vernier caliper is formed in the upper end face of the positioning block, so that the vernier caliper is horizontally embedded in the positioning block.

3. The flexible test platform of claim 1, wherein the fixed platform comprises a concave portion and an extension portion, the extension portion being horizontally positioned at two ends of the concave portion.

4. A flexible test platform for a displacement sensor according to claim 3, wherein the recess and both sides of the recess are provided with mounting holes penetrating the recess.

5. A flexible test platform for a displacement sensor according to claim 3, wherein a fitting hole penetrating the extension is formed along the circumference of the extension.

6. The flexible test platform of claim 1, wherein the gauge platform is disposed parallel to the fixed platform, and the gauge platform and the fixed platform are disposed on the same horizontal line.