CN210269013U - Pressure sensor detection device - Google Patents
Pressure sensor detection device Download PDFInfo
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- CN210269013U CN210269013U CN201921628768.8U CN201921628768U CN210269013U CN 210269013 U CN210269013 U CN 210269013U CN 201921628768 U CN201921628768 U CN 201921628768U CN 210269013 U CN210269013 U CN 210269013U
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- pressure sensor
- link
- plate
- connecting rod
- working platform
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- 238000001514 detection method Methods 0.000 title claims abstract description 22
- 239000000872 buffer Substances 0.000 claims description 4
- 230000001174 ascending effect Effects 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a pressure sensor detection device, including driving actuating cylinder, first link, second link and balancing weight, drive actuating cylinder and drive the ascending certain distance of second link through first link, place pressure sensor on the fixed plate, then drive actuating cylinder drive first link descends, diaphragm on the second link drives the pressure hammer and descends, until the pressure hammer is pressed on pressure sensor, this moment the second link no longer downstream, it continues to drive actuating cylinder first link descends certain distance, the head rod is relative the diaphragm slides, makes pressure sensor receives comes from balancing weight and second link, and then makes pressure sensor receives is comparatively stable, has reduced the detection error.
Description
Technical Field
The utility model relates to a pressure sensor technical field especially relates to a pressure sensor detection device.
Background
Pressure sensor is a detecting element who often uses in mechanical equipment, and pressure sensor mostly needs to carry out the selective examination before dispatching from the factory, and whether test pressure sensor's detection effect reaches the standard. The existing detection equipment for the pressure sensor generally positions the pressure sensor, then utilizes the air cylinder to drive the test hammer to press on the pressure sensor, compares the detection data of the pressure sensor through the parameters of the force provided by the air cylinder, and judges whether the pressure sensor is qualified, but the pressure parameters which can be provided by the air cylinder after being used for a long time are easy to fluctuate, and then errors are easy to occur when the detection data of the pressure sensor are judged.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model discloses a pressure sensor detection device utilizes the gravity of balancing weight to come to exert pressure to pressure sensor, and the pressure that can make pressure sensor receive is comparatively stable, and then has reduced the error of detection data.
The utility model discloses a pressure sensor detection device, which comprises a square tube bracket, a driving cylinder and a plurality of balancing weights, wherein the square tube bracket is provided with a working platform, the driving cylinder is fixed above the working platform through a fixing rod, the driving cylinder drives a second connecting frame to move in the vertical direction through a first connecting frame, the first connecting frame is provided with a first connecting rod, the second connecting frame comprises a transverse plate, a second connecting rod and a placing plate, the top of the second connecting rod is fixedly connected with the transverse plate, the bottom of the second connecting rod passes through the working platform and the placing plate, the second connecting rod can do telescopic motion relative to the working platform, a plurality of balancing weights are stacked on the placing plate, the first connecting rod is slidably connected with the transverse plate, and the transverse plate is fixedly provided with a pressure hammer, and a fixing plate for placing a pressure sensor is fixed on the working platform and is positioned right below the pressure hammer.
Furthermore, the first connecting frame further comprises a lifting plate, two ends of the lifting plate are respectively connected with the fixed rod in a sliding mode through buffering pieces, and the driving cylinder drives the first connecting rod to move in the vertical direction through the lifting plate.
Further, the driving distance of the driving cylinder in the vertical direction is greater than the maximum distance between the pressure hammer and the fixing plate.
Furthermore, two ends of the balancing weight are respectively provided with a U-shaped positioning groove, the openings of the two U-shaped positioning grooves are oppositely arranged, and the two second connecting rods respectively penetrate through the U-shaped positioning grooves and the balancing weight.
Furthermore, the distance between the circle centers of the two U-shaped positioning grooves is greater than the distance between the two second connecting rods.
Furthermore, threaded holes are formed in two ends of the balancing weight respectively, two positioning pieces are fixed on the bottom surface of the working platform, the two positioning pieces are arranged oppositely and are located on two sides of the balancing weight respectively, through holes corresponding to the threaded holes are formed in the positioning pieces, and the screw rod penetrates through the through holes and is in threaded connection with the threaded holes to fixedly connect the balancing weight with the positioning pieces.
The technical scheme of the utility model, compared with the prior art, beneficial effect is:
drive actuating cylinder and drive the ascending certain distance of second link through first link, place pressure sensor on the fixed plate, then drive actuating cylinder drive first link descends, diaphragm on the second link drives the pressure hammer and descends, until the pressure hammer is pressed on pressure sensor, at this moment the second link no longer downstream, it continues to drive actuating cylinder first link descends certain distance, the head rod is relative the diaphragm slides, makes pressure sensor receives comes from balancing weight and second link, and then makes pressure sensor receives is comparatively stable, has reduced detection error.
Drawings
FIG. 1 is a schematic structural diagram of a detection device;
FIG. 2 is a schematic view of an embodiment of a weight stack on a second frame;
FIG. 3 is a front view of the detecting unit according to another embodiment;
FIG. 4 is a schematic structural view of a counterweight block with a threaded hole;
FIG. 5 is a schematic structural view of a positioning member;
description of the figures
100. A detection device; 10. a square tube bracket; 11. a working platform; 111. a fixing plate; 12. fixing the rod; 13. mounting a plate; 20. a driving cylinder; 30. a first connecting frame; 31. a lifting plate; 32. a first connecting rod; 33. a buffer member; 40. a second link frame; 41. a transverse plate; 411. a pressure hammer; 42. a second connecting rod; 43. placing the plate; 50. a balancing weight; 51. a U-shaped positioning groove; 52. a threaded hole; 53. a positioning member; 531. a through hole; 54. a screw.
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 should be noted that when one component is considered to be "connected" to another component, it may be directly connected to the other component or intervening components may exist. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
It should be further noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1, the utility model discloses a pressure sensor detection device 100, include square tube support 10, drive actuating cylinder 20, first link 30, second link 40 and a plurality of balancing weight 50, be provided with work platform 11 on the square tube support 10, it sets up to drive actuating cylinder 20 work platform 11's top, and through first link 30 drives second link 40 removes in vertical direction, balancing weight 50 stacks on the second link 40, be provided with pressure hammer 411 on the second link 40, balancing weight 50 passes through second link 40 drives pressure hammer 411 descends, exerts pressure to pressure sensor.
The first connecting frame 30 includes a lifting plate 31 and a first connecting rod 32, two end positions of the lifting plate 31 are slidably connected to the fixing rod 12 through a buffer member 33, so that the first connecting frame 30 can move stably in the vertical direction, and the buffer member 33 can prevent the lifting plate 31 from moving fast along the fixing rod 12. The top end of the first connecting rod 32 is fixedly connected with the bottom surface of the lifting plate 31, the bottom end of the first connecting rod 32 is slidably connected with the second connecting frame 40, and the number of the first connecting rods 32 is two and the two first connecting rods are respectively arranged oppositely.
The second connecting frame 40 includes a transverse plate 41, a second connecting rod 42 and a placing plate 43, the transverse plate 41 is horizontally disposed above the working platform 11, and the bottom end of the first connecting rod 32 passes through the transverse plate 41 and is slidably connected with the transverse plate 41. The top end of the second connecting rod 42 is fixedly connected with the transverse plate 41, the bottom end of the second connecting rod 42 penetrates through the working platform 11 and is fixedly connected with the placing plate 43, the second connecting rod 42 can make telescopic movement relative to the working platform 11, and the number of the second connecting rods 42 is two, and the two second connecting rods are respectively and fixedly connected with the two end portions of the transverse plate 41. The bottom surface of the transverse plate 41 is fixedly connected with the pressure hammer 411, the pressure hammer 411 is located right above the working platform 11, the working platform 11 is provided with a fixing plate 111, the fixing plate 111 is located right below the pressure hammer 411, and the fixing plate 111 is used for positioning a pressure sensor.
As shown in fig. 2, a plurality of the weight blocks 50 are stacked on the placing plate 43. Two ends of the counterweight block 50 are respectively provided with a U-shaped positioning groove 51, the openings of the two U-shaped positioning grooves 51 are oppositely arranged, and the two second connecting rods 42 are arranged in the U-shaped positioning grooves 51 and can pass through the counterweight block 50 through the U-shaped positioning grooves 51.
In an embodiment, the distance between the centers of the two U-shaped positioning slots 51 is greater than the distance between the two second connecting rods 42, so that the clump weights 50 can be conveniently stacked on the placing plate 43, or the clump weights 50 stacked on the placing plate 43 can be conveniently removed, and the number of the clump weights 50 stacked on the placing plate 43 can be changed, thereby providing different weights.
As shown in fig. 3 to 5, in another embodiment, two ends of the weight block 50 are respectively provided with a threaded hole 52, a screw 54 is further provided in cooperation with the threaded hole 52, two positioning members 53 are fixedly connected to the bottom surface of the working platform 11, the two positioning members 53 are oppositely disposed, the two positioning members 53 are respectively disposed at two sides of the weight block 50, through holes 531 in cooperation with the threaded holes 52 are provided on the positioning members 53, and the through holes 531 are distributed in an array in the vertical direction, when the second connecting frame 40 drives the weight blocks 50 to rise to a certain position through the placing plate 43, the screw 54 penetrates through the through holes 531 to be screwed with the threaded holes 52, so that the weight block 50 can be fixed on the positioning members 53. When the total number of the counter weights 50 is not changed, the number of the counter weights 50 stacked on the placing plate 43 can be changed by fixing different numbers of the counter weights 50 on the positioning member 53, and further, the balance weight which cannot be provided can be provided.
In the present invention, the driving distance of the driving cylinder 20 in the vertical direction is greater than the maximum distance between the pressure hammer 411 and the fixing plate 111.
When the detection device works, a certain number of balancing weights 50 are stacked on the placing plate 43, the driving cylinder 20 drives the second connecting frame 40 to rise for a certain distance through the first connecting frame 30, the pressure sensor is placed on the fixing plate 111, after the pressure sensor is placed, the driving cylinder 20 drives the first connecting frame 30 to descend, at this time, the transverse plate 41 also descends under the action of gravity of the balancing weight 50, until the pressure hammer 411 presses on the pressure sensor, the second connecting frame 40 and the balancing weight 50 do not move downwards any more, because the driving distance of the driving cylinder 20 is greater than the distance between the pressure hammer 411 and the fixing plate 111, the driving cylinder 20 can also drive the first connecting frame 30 to continue to move downwards for a certain distance, at this time, the first connecting rod 32 does telescopic motion relative to the transverse plate 41, the first connecting frame 30 no longer applies force to the second connecting frame 40, and the pressure applied to the pressure sensor is provided by the second connecting frame 40 and the weight block 50. The wire of the pressure sensor is electrically connected with an external detection instrument, can transmit the sensed pressure data to the detection instrument, displays the data on the detection instrument, and judges whether the pressure sensor is qualified or not by reading the data displayed on the detection instrument and comparing the data with the provided balance weight.
The present invention can be designed in various embodiments and modifications without departing from the spirit and scope of the present invention in its broadest sense, and the above-described embodiments are intended to illustrate the present invention, but not to limit the scope of the present invention.
Claims (6)
1. A pressure sensor detection device is characterized by comprising a square tube support, a driving cylinder and a plurality of balancing weights, wherein a working platform is arranged on the square tube support, the driving cylinder is fixed above the working platform through a fixing rod, the driving cylinder drives a second connecting frame to move in the vertical direction through a first connecting frame, a first connecting rod is arranged on the first connecting frame, the second connecting frame comprises a transverse plate, a second connecting rod and a placing plate, the top of the second connecting rod is fixedly connected with the transverse plate, the bottom of the second connecting rod penetrates through the working platform and is fixedly connected with the placing plate, the second connecting rod can do telescopic motion relative to the working platform, the balancing weights are stacked on the placing plate, the first connecting rod is slidably connected with the transverse plate, and a pressure hammer is fixed on the transverse plate, and a fixing plate for placing a pressure sensor is fixed on the working platform and is positioned right below the pressure hammer.
2. The pressure sensor detecting device of claim 1, wherein the first connecting frame further comprises a lifting plate, two ends of the lifting plate are slidably connected to the fixing rods through buffers, respectively, and the driving cylinder drives the first connecting rod to move in a vertical direction through the lifting plate.
3. A pressure sensor measuring device as claimed in claim 2, wherein the driving distance of said driving cylinder in the vertical direction is greater than the maximum distance between said pressure hammer and said fixed plate.
4. The pressure sensor detecting device of claim 1, wherein the two ends of the weight member are respectively provided with a U-shaped positioning slot, the openings of the two U-shaped positioning slots are oppositely disposed, and the two second connecting rods respectively pass through the weight member through the U-shaped positioning slots.
5. The detecting device for a pressure sensor according to claim 4, wherein the distance between the centers of the two U-shaped positioning slots is greater than the distance between the two second connecting rods.
6. The pressure sensor detecting device of claim 4, wherein two ends of the weight block are respectively provided with a threaded hole, two positioning members are fixed on the bottom surface of the working platform, the two positioning members are oppositely arranged and respectively located at two sides of the weight block, a through hole corresponding to the threaded hole is arranged on the positioning member, and a screw rod passes through the through hole to be in threaded connection with the threaded hole, so as to fixedly connect the weight block and the positioning member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921628768.8U CN210269013U (en) | 2019-09-27 | 2019-09-27 | Pressure sensor detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921628768.8U CN210269013U (en) | 2019-09-27 | 2019-09-27 | Pressure sensor detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210269013U true CN210269013U (en) | 2020-04-07 |
Family
ID=70019800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921628768.8U Expired - Fee Related CN210269013U (en) | 2019-09-27 | 2019-09-27 | Pressure sensor detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210269013U (en) |
-
2019
- 2019-09-27 CN CN201921628768.8U patent/CN210269013U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200407 |