CN218566474U

CN218566474U - Checking device of non-contact sensor

Info

Publication number: CN218566474U
Application number: CN202223065608.1U
Authority: CN
Inventors: 黄效峰; 唐小路; 郑涛; 游浩; 窦敏
Original assignee: Hangzhou Wood Control Technology Co ltd
Current assignee: Hangzhou Wood Control Technology Co ltd
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-03-03
Anticipated expiration: 2032-11-18

Abstract

The utility model discloses a non-contact sensor's calibration equipment, including the installation base, the equal fixedly connected with bracing piece in both sides at installation base top, two the top of bracing piece all is provided with positioning mechanism, the top of installation base just is located and is provided with adjustment mechanism through the dead lever between two positioning mechanism, positioning mechanism is including the installation section of thick bamboo, the top fixed connection of installation section of thick bamboo and bracing piece, and the both ends of installation section of thick bamboo all run through and have seted up the mounting hole, and the inner wall of installation section of thick bamboo rotates and is connected with the mounting disc, the utility model relates to a sensor calibration technical field. This non-contact sensor's calibration equipment, through positioning mechanism's setting, fixed with the probe of sensor under the cooperation of multiunit spacing claw and limiting plate, can effectively keep the axis parallel or the coincidence of probe and installation section of thick bamboo, improved the precision of non-contact displacement sensor calibration greatly to make the more accurate measurement displacement of non-contact displacement sensor.

Description

Non-contact sensor's calibration equipment

Technical Field

The utility model relates to a sensor check-up technical field specifically is a non-contact sensor's calibration equipment.

Background

When an object has a small change in displacement, there are several methods for detecting the displacement, one is contact type and the other is non-contact type. When the movement of the object is in a fluid or semi-fluid state, a non-contact measurement method is adopted to measure the movement, contraction, expansion and the like of the flowing object. The accuracy of detecting the non-contact displacement sensor needs to be realized by measuring the movement of an object with a strict interface, the calibration device of the non-contact displacement sensor in the current market can only simply clamp and fix the probe of the non-contact displacement sensor when the non-contact displacement sensor is verified, and the probe of the non-contact displacement sensor is difficult to keep parallel or coincident with the central axis of the fixing device when the non-contact displacement sensor is fixed, so that the verification accuracy of the non-contact displacement sensor is seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a non-contact sensor's calibration equipment has solved when carrying out the calibration to non-contact displacement sensor, and it is fixed only to carry out simple centre gripping to non-contact displacement sensor's probe, and it keeps parallel or coincidence to hardly guarantee non-contact displacement sensor's probe and fixing device's axis when fixed, seriously influences non-contact displacement sensor's calibration precision's problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a non-contact sensor's calibration equipment, includes the installation base, the equal fixedly connected with bracing piece in both sides at installation base top, two the top of bracing piece all is provided with positioning mechanism, the top of installation base just is located and is provided with adjustment mechanism through the dead lever between two positioning mechanism, positioning mechanism includes the installation section of thick bamboo, the top fixed connection of installation section of thick bamboo and bracing piece, the both ends of installation section of thick bamboo all run through and have seted up the mounting hole, the inner wall of installation section of thick bamboo rotates and is connected with the mounting disc, one side of mounting disc is provided with adjusting part, sliding connection has spacing claw between the opposite side of mounting disc and the inner wall of installation section of thick bamboo, spacing claw is located the one end fixedly connected with limiting plate of installation section of thick bamboo inner wall.

Preferably, one side of the mounting disc, which is close to the limiting claw, is provided with a planar thread, and one side of the limiting claw, which is close to the mounting disc, is provided with a thread groove matched with the planar thread.

Preferably, the adjusting part comprises a worm wheel, one end of the worm wheel is fixedly connected with the mounting disc, the other end of the worm wheel is rotatably connected with the inner wall of the mounting cylinder, and the inner wall of the mounting cylinder is rotatably connected with a worm matched with the worm wheel.

Preferably, one end of the worm is fixedly connected with an adjusting rod, and one end of the adjusting rod, which is far away from the worm, penetrates through the mounting cylinder and extends to the outside of the mounting cylinder.

Preferably, adjustment mechanism includes the mount pad, the top fixed connection of mount pad and installation base, one side of mount pad is rotated and is connected with the screw sleeve, screw sleeve's inner wall threaded connection has the screwed pipe, the screwed pipe run through the mount pad and with mount pad sliding connection.

Preferably, the threaded pipe inner wall threaded connection has the mark target, the activity groove that parallels with the threaded pipe axis is seted up on the surface of threaded pipe, the inner wall sliding connection in activity groove has the stopper, the stopper is kept away from the one end and the mount pad fixed connection in activity groove.

Advantageous effects

The utility model provides a non-contact sensor's calibration equipment. Compared with the prior art, the method has the following beneficial effects:

(1) This non-contact sensor's calibration equipment, the equal fixedly connected with bracing piece in both sides through installing the base top, the top of two bracing pieces all is provided with positioning mechanism, the top of installation base just is located and is provided with adjustment mechanism through the dead lever between two positioning mechanism, positioning mechanism includes the installation section of thick bamboo, the top fixed connection of installation section of thick bamboo and bracing piece, the mounting hole has all been run through to the both ends of installation section of thick bamboo, the inner wall rotation of installation section of thick bamboo is connected with the mounting disc, one side of mounting disc is provided with adjusting part, sliding connection has spacing claw between the opposite side of mounting disc and the inner wall of installation section of thick bamboo, the mounting disc is close to one side of spacing claw and is seted up the thread groove with plane screw thread looks adaptation, spacing claw is located the one end fixedly connected with limiting plate of installation section of thick bamboo inner wall, setting through positioning mechanism, it is fixed with the probe of sensor under the cooperation of multiunit spacing claw and limiting plate, can effectively keep the axis parallel or the coincidence of probe and installation section of thick bamboo, the precision of non-contact displacement sensor check-up has been improved greatly, thereby make the more accurate measurement displacement sensor.

(2) This non-contact sensor's calibration equipment, include the mount pad through adjustment mechanism, the top fixed connection of mount pad and installation base, one side of mount pad is rotated and is connected with the threaded sleeve, threaded sleeve's inner wall threaded connection has the screwed pipe, the screwed pipe run through the mount pad and with mount pad sliding connection, screwed pipe inner wall threaded connection has the mark target, the movable groove that parallels with the screwed pipe axis is seted up on the surface of screwed pipe, the inner wall sliding connection in movable groove has the stopper, the stopper is kept away from the one end and the mount pad fixed connection in movable groove, setting through adjustment mechanism, the position transmission that rotates the threaded sleeve can the screwed pipe right-hand member is for the mark target, make things convenient for the calibration of sensor.

Drawings

FIG. 1 is a front view of the structure of the present invention;

fig. 2 is a sectional view of the positioning mechanism of the present invention;

FIG. 3 is an enlarged view of a portion of the substrate of FIG. 2;

fig. 4 is a perspective view of the adjusting assembly of the present invention;

fig. 5 is a cross-sectional view of the adjusting mechanism of the present invention.

In the figure: the device comprises a mounting base 1, a supporting rod 2, a positioning mechanism 3, a mounting barrel 31, a mounting hole 32, an adjusting component 33, a worm wheel 331, a worm 332, an adjusting rod 333, a mounting disc 34, a limiting claw 35, a limiting plate 36, a plane thread 37, a thread groove 38, an adjusting mechanism 4, a mounting seat 41, a thread sleeve 42, a thread pipe 43, a target 44, a movable groove 45, a limiting block 46 and a fixing rod 5.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides two technical solutions: a verification device of a non-contact sensor specifically comprises the following embodiments:

example 1

The utility model provides a non-contact sensor's verifying attachment, including installation base 1, the equal fixedly connected with bracing piece 2 in both sides at installation base 1 top, the top of two bracing pieces 2 all is provided with positioning mechanism 3, the top of installation base 1 just is located and is provided with adjustment mechanism 4 between two positioning mechanism 3 through dead lever 5, positioning mechanism 3 includes installation cylinder 31, the top fixed connection of installation cylinder 31 and bracing piece 2, the both ends of installation cylinder 31 all run through and have seted up mounting hole 32, the inner wall of installation cylinder 31 rotates and is connected with installation disc 34, one side of installation disc 34 is provided with adjusting part 33, adjusting part 33 includes worm wheel 331, the one end and the installation disc 34 fixed connection of worm wheel 331, the other end and the inner wall of installation cylinder 31 of worm wheel 331 rotate to be connected with, the inner wall of installation cylinder 31 rotates and is connected with the worm 332 with worm wheel 331 looks adaptation, the one end fixedly connected with regulation pole 333 of worm 332, the one end that regulation pole 333 kept away from worm 332 runs through installation cylinder 31 and extends to the outside of installation cylinder 31, sliding connection has spacing claw 35 between the opposite side of installation cylinder 31 and the inner wall of limiting claw 35 that the screw thread adaptation was located limiting plate 35, the one side of limiting claw 35 that limiting plate 35 was seted up screw thread adaptation was located.

Example 2

A checking device of a non-contact sensor comprises an installation base 1, wherein two sides of the top of the installation base 1 are fixedly connected with support rods 2, positioning mechanisms 3 are arranged at the tops of the two support rods 2, an adjusting mechanism 4 is arranged at the top of the installation base 1 and between the two positioning mechanisms 3 through a fixing rod 5, the adjusting mechanism 4 comprises an installation base 41, the installation base 41 is fixedly connected with the top of the installation base 1, one side of the installation base 41 is rotatably connected with a threaded sleeve 42, the inner wall of the threaded sleeve 42 is in threaded connection with a threaded pipe 43, the threaded pipe 43 penetrates through the installation base 41 and is in sliding connection with the installation base 41, the inner wall of the threaded pipe 43 is in threaded connection with a target 44, the surface of the threaded pipe 43 is provided with a movable groove 45 parallel to the central axis of the threaded pipe 43, the inner wall of the movable groove 45 is in sliding connection with a limiting block 46, one end, far away from the movable groove 45, of the limiting block 46 is fixedly connected with the installation base 41, the positioning mechanism 3 comprises an installation cylinder 31, the installation cylinder 31 is fixedly connected with the top of the support rod 2, two ends of the installation cylinder 31 are respectively provided with an installation hole 32 in a penetrating way, the inner wall of the installation cylinder 31 is rotatably connected with an installation disc 34, one side of the installation disc 34 is provided with an adjusting component 33, the adjusting component 33 comprises a worm wheel 331, one end of the worm wheel 331 is fixedly connected with the installation disc 34, the other end of the worm wheel 331 is rotatably connected with the inner wall of the installation cylinder 31, the inner wall of the installation cylinder 31 is rotatably connected with a worm 332 matched with the worm wheel 331, one end of the worm 332 is fixedly connected with an adjusting rod 333, one end of the adjusting rod 333 far away from the worm 332 penetrates through the installation cylinder 31 and extends to the outside of the installation cylinder 31, a limiting claw 35 is slidably connected between the other side of the installation cylinder 34 and the inner wall of the installation cylinder 31, one side of the installation disc 34 close to the limiting claw 35 is provided with a plane thread 37, one side of the limiting claw 35 close to the mounting disc 34 is provided with a thread groove 38 matched with the plane thread, and one end of the limiting claw 35 located on the inner wall of the mounting cylinder 31 is fixedly connected with a limiting plate 36.

When the micrometer is used, a probe of a distance sensor to be verified is placed between the limiting plates 36, the adjusting rod 333 is rotated, the adjusting rod 333 rotates to drive the worm 332 to rotate together, the worm wheel 331 and the mounting disc 34 are driven to rotate together through the meshing action, the mounting disc 34 rotates to drive the limiting claw 35 to move through the meshing action between the plane threads 37 and the thread groove 38, the limiting claw 35 slides to drive the limiting plate 36 to fix the probe of the sensor, the probe is kept parallel to or coincident with the central axis of the mounting cylinder 31, the target 44 is rotated to enable the left side of the target 44 to move to the position of the zero point of the probe of the sensor, then the micrometer is fixed through the positioning mechanism 3 on the right side, the probe of the micrometer is enabled to be in contact with the right end of the thread pipe 43, after the micrometer is fixed, the thread sleeve 42 is rotated, the thread sleeve 42 drives the thread pipe 43 and the target 44 to move together rightwards, the thread pipe 43 moves to squeeze the probe of the micrometer, whether the reading change penetrating through the micrometer is the same as the reading change of the distance sensor, and the distance sensor is verified.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A calibration device for a non-contact sensor comprises a mounting base (1), and is characterized in that: the two sides of the top of the mounting base (1) are fixedly connected with supporting rods (2), the tops of the two supporting rods (2) are respectively provided with a positioning mechanism (3), and the top of the mounting base (1) and the part between the two positioning mechanisms (3) are provided with an adjusting mechanism (4) through a fixing rod (5);

positioning mechanism (3) are including installation section of thick bamboo (31), the top fixed connection of installation section of thick bamboo (31) and bracing piece (2), mounting hole (32) have all been run through at the both ends of installation section of thick bamboo (31), the inner wall of installation section of thick bamboo (31) rotates and is connected with mounting disc (34), one side of mounting disc (34) is provided with adjusting part (33), sliding connection has spacing claw (35) between the opposite side of mounting disc (34) and the inner wall of installation section of thick bamboo (31), spacing claw (35) are located one end fixedly connected with limiting plate (36) of installation section of thick bamboo (31) inner wall.

2. A verification device for a non-contact sensor according to claim 1, wherein: plane screw threads (37) are formed in one side, close to the limiting claw (35), of the mounting disc (34), and thread grooves (38) matched with the plane screw threads are formed in one side, close to the mounting disc (34), of the limiting claw (35).

3. A verification apparatus for a proximity sensor as claimed in claim 1, wherein: adjusting part (33) include worm wheel (331), the one end and mounting disc (34) fixed connection of worm wheel (331), the other end and the inner wall of installation section of thick bamboo (31) of worm wheel (331) rotate to be connected, the inner wall of installation section of thick bamboo (31) rotates and is connected with worm (332) with worm wheel (331) looks adaptation.

4. A verification apparatus for a proximity sensor as claimed in claim 3, wherein: one end of the worm (332) is fixedly connected with an adjusting rod (333), and one end, far away from the worm (332), of the adjusting rod (333) penetrates through the mounting cylinder (31) and extends to the outside of the mounting cylinder (31).

5. A verification device for a non-contact sensor according to claim 1, wherein: adjustment mechanism (4) are including mount pad (41), the top fixed connection of mount pad (41) and installation base (1), one side of mount pad (41) is rotated and is connected with threaded sleeve (42), the inner wall threaded connection of threaded sleeve (42) has screwed pipe (43), screwed pipe (43) run through mount pad (41) and with mount pad (41) sliding connection.

6. The verification device for a non-contact sensor according to claim 5, wherein: the utility model discloses a portable wireless sensor, including screwed pipe (43), inner wall threaded connection of screwed pipe (43) has mark target (44), movable groove (45) that parallel with screwed pipe (43) axis are seted up on the surface of screwed pipe (43), the inner wall sliding connection of movable groove (45) has stopper (46), the one end and mount pad (41) fixed connection of movable groove (45) are kept away from in stopper (46).