CN215491602U

CN215491602U - Displacement sensor calibrating device

Info

Publication number: CN215491602U
Application number: CN202120954656.2U
Authority: CN
Inventors: 杨学斌; 陈俊杰
Original assignee: Shenzhen Guangheng Measurement And Testing Technology Co ltd
Current assignee: Shenzhen Guangheng Measurement And Testing Technology Co ltd
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2022-01-11
Anticipated expiration: 2031-05-07

Abstract

The utility model belongs to the technical field of displacement sensor calibration, and discloses a displacement sensor calibration device, which comprises a displacement sensor body, wherein a measuring shell is arranged on one side of the displacement sensor body, a measuring scale is arranged in the measuring shell, a clamping block is arranged on one side of the measuring scale, the clamping block and the measuring scale are of an integrated structure, a clamping groove is formed in the clamping block, the clamping block is arranged at one end of the measuring scale, and one side of the clamping block is provided with a clamping groove, the radian of the bottom end of the clamping groove is the same as that of the surface wall of the probe rod, when the probe rod is completely clamped into the clamping groove, the clamping block is vertical to the probe rod, when in use, the measuring scale is inserted into the measuring shell, then the probe rod is fixed, the probe rod is positioned in the clamping groove at the moment, the clamping block is moved outwards, the clamping block is utilized to drive the positioning nut, and then observing whether the length in the data display screen is the same as that of the measuring scale or not, so as to judge whether the displacement sensor needs to be debugged or not.

Description

Displacement sensor calibrating device

Technical Field

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

Background

The displacement sensor belongs to a metal induction linear device, and the sensor is used for converting various measured physical quantities into electric quantities and measuring the quantities related to the movement of the position of an object in the movement process, but the displacement sensor needs to be detected and calibrated in order to ensure the accuracy of data after the displacement sensor is manufactured, and electronic tests are both electronic instruments so that errors are likely to occur, so that the physical measurement mode is directly used before the displacement sensor is used for judging whether the data of the displacement sensor is accurate.

The bolt on displacement sensor top needs to be aimed at with the dipperstick to current measuring tool, then pull out certain length, it is the same whether the scale in the observation measuring chi and the distance that shows in the regulator, whether the data of disconnected displacement sensor is correct with this, whether need debug, thereby the condition of certain error appears in the condition that the position of dipperstick and bolt does not align easily appearing during staff's manual operation, and scale and displacement sensor do not have fixed knot to construct, need simultaneous operation displacement sensor and scale when measuring, the condition that the scale slope needs proofreading again can appear.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a displacement sensor calibration device, which solves the problems that when the conventional calibration device is used for manual measurement, a contact point is not aligned and the calibration device is lack of a fixed structure and is easy to incline.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a displacement sensor calibrating device, includes the displacement sensor body, one side of displacement sensor body is provided with measures the shell, and measures the inside of shell and be provided with the dipperstick, the fixture block is installed to one side of dipperstick, and fixture block and dipperstick formula structure as an organic whole, the draw-in groove has been seted up to the inside of fixture block.

Preferably, a probe rod is installed on one side of the displacement sensor body, a threaded layer is arranged on the surface wall of one side, far away from the displacement sensor body, of the probe rod, and the probe rod is located in the clamping groove.

Preferably, the surface wall on screw thread layer is provided with set nut, the radian of probe rod surface wall is the same with the inside radian of draw-in groove, the outside of displacement sensor body and measurement shell is provided with fixing device.

Preferably, fixing device includes pivot, clamping piece and locking bolt, and the clamping piece is provided with two altogether, two the clamping piece is through the pivot rotation connection.

Preferably, the surface wall of the locking bolt is provided with a nut, and the measuring shell is fixedly connected with the displacement sensor body through a fixing device.

Preferably, one side of the displacement sensor body, which is far away from the probe rod, is connected with a data transmission line, and one end of the data transmission line, which is far away from the displacement sensor body, is provided with a data display screen.

Compared with the prior art, the utility model has the following beneficial effects:

(1) when the measuring scale is used, the measuring scale is inserted into a measuring shell and then fixed, the probe rod is positioned in the clamping groove, the clamping block is moved outwards, the clamping block is utilized to drive a positioning nut, and then whether the length in a data display screen is the same as the length of the measuring scale or not is observed, so that whether the displacement sensor needs to be debugged or not is judged.

(2) The utility model is provided with the fixing device, the fixing device comprises the rotating shaft, the clamping pieces and the locking bolt, the two clamping pieces are arranged, the measuring shell can be fixed on the side surface of the displacement sensor after combination to be integrated, then the probe rod can be directly moved through the clamping block, the displacement sensor and the measuring scale do not need to be controlled simultaneously, and the situation that the measuring scale deviates during testing is avoided.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an external view of the present invention;

FIG. 3 is a side view of the fastening device of the present invention;

FIG. 4 is a side view of a cartridge of the present invention;

in the figure: 1. a data display screen; 2. a data transmission line; 3. a fixing device; 4. a rotating shaft; 5. a measuring shell; 6. measuring a scale; 7. positioning a nut; 8. a threaded layer; 9. a clamping block; 10. a probe rod; 11. a displacement sensor body; 12. a clip; 13. locking the bolt; 14. a nut; 15. a clamping groove.

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.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a displacement sensor calibrating device, includes displacement sensor body 11, one side of displacement sensor body 11 is provided with measures shell 5, and measures the inside of shell 5 and be provided with dipperstick 6, and fixture block 9 is installed to one side of dipperstick 6, and fixture block 9 and dipperstick 6 formula structure as an organic whole, and dipperstick 6 and fixture block 9 mutually perpendicular do not have the probe rod 10 and do not have the card to go into the draw-in groove completely in back, and probe rod 10 and dipperstick 6 keep the level, and draw-in groove 15 has been seted up to the inside of fixture block 9.

Further, probe rod 10 is installed to one side of displacement sensor body 11, and probe rod 10 keeps away from one side table wall of displacement sensor body 11 and is provided with screw thread layer 8, and probe rod 10 is located draw-in groove 15, and after probe rod 10 and draw-in groove 15 contacted completely, it is perpendicular to keep probe rod 10, drives set nut 7 through fixture block 9 to this reduces manually operation's error.

Furthermore, the surface wall of the thread layer 8 is provided with a positioning nut 7, the radian of the surface wall of the probe rod 10 is the same as the internal radian of the clamping groove 15, the outer parts of the displacement sensor body 11 and the measuring shell 5 are provided with two fixing devices 3, the two fixing devices 3 are respectively positioned at two ends of the measuring shell 5 and the displacement sensor body 11, and the two fixing devices are used for keeping the measuring shell 5 and the displacement sensor 11 parallel.

Specifically, fixing device 3 includes pivot 4, clamping piece 12 and locking bolt 13, and clamping piece 12 is provided with two altogether, and two clamping pieces 12 rotate through pivot 4 and connect, and two clamping pieces 12 are each other after contacting, divide into two regions in the space that the inner wall formed, and great partly is the fixed area of displacement sensor body 11, and less partly is the fixed area of measuring shell 5.

It should be noted that the surface wall of the locking bolt 13 is provided with a nut 14, the measuring shell 5 is fixedly connected with the displacement sensor body 11 through the fixing device 3, and the measuring shell and the displacement sensor body 1 are in contact with each other and cannot be deviated under the action of the clamping piece 12.

Further, one side that probe 10 was kept away from to displacement sensor body 11 is connected with data transmission line 2, and data display screen 1 is installed to the one end that displacement sensor body 11 was kept away from to data transmission line 2, and data display screen 1 is used for showing the distance that current probe 10 explored displacement sensor.

The working principle and the using process of the utility model are as follows: when the utility model is used, the displacement sensor body 11 with calibration is placed, then a part of the probe rod 10 is taken out, the measuring scale 6 is inserted into the measuring shell 5, the measuring shell 5 is fixed on one side of the displacement sensor body 11 by using the fixing device 3, so that the measuring scale 6 is prevented from deflecting during measurement, then the fixture block 9 is pulled to move outwards, the probe rod 10 is driven to move outwards under the action of the positioning nut 7, and since the probe rod is contacted with the positioning nut 7 through the clamping block 9 and then moves, therefore, the mutual contact moving mode does not generate error, the displacement sensor body 11 transmits data to the data display screen 1 through the data transmission line 2, present displacement sensor data is shown on data display screen 1, then whether the data that show in scale and the data display screen 1 through observing the dipperstick 6 are in reasonable scope to this judges whether need debug displacement sensor body 11.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A displacement sensor calibration device, includes displacement sensor body (11), its characterized in that: one side of displacement sensor body (11) is provided with measures shell (5), and the inside of measuring shell (5) is provided with dipperstick (6), fixture block (9) are installed to one side of dipperstick (6), and fixture block (9) and dipperstick (6) formula structure as an organic whole, draw-in groove (15) have been seted up to the inside of fixture block (9).

2. A displacement sensor calibration device according to claim 1, wherein: probe rod (10) are installed to one side of displacement sensor body (11), and probe rod (10) keep away from one side table wall of displacement sensor body (11) and be provided with screw thread layer (8), probe rod (10) are located draw-in groove (15).

3. A displacement sensor calibration device according to claim 2, wherein: the surface wall of screw thread layer (8) is provided with set nut (7), the radian of probe rod (10) surface wall is the same with the inside radian of draw-in groove (15), the outside of displacement sensor body (11) and measurement shell (5) is provided with fixing device (3).

4. A displacement sensor calibration device according to claim 3, wherein: fixing device (3) are including pivot (4), clamping piece (12) and locking bolt (13), and clamping piece (12) are provided with two altogether, two clamping piece (12) rotate through pivot (4) and connect.

5. A displacement sensor calibration device according to claim 4, wherein: the surface wall of the locking bolt (13) is provided with a nut (14), and the measuring shell (5) is fixedly connected with the displacement sensor body (11) through a fixing device (3).

6. A displacement sensor calibration device according to claim 5, wherein: one side of the displacement sensor body (11) far away from the probe rod (10) is connected with a data transmission line (2), and one end of the data transmission line (2) far away from the displacement sensor body (11) is provided with a data display screen (1).