CN209055274U - A kind of calibrating installation of pliable pressure sensor - Google Patents
A kind of calibrating installation of pliable pressure sensor Download PDFInfo
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- CN209055274U CN209055274U CN201822145090.XU CN201822145090U CN209055274U CN 209055274 U CN209055274 U CN 209055274U CN 201822145090 U CN201822145090 U CN 201822145090U CN 209055274 U CN209055274 U CN 209055274U
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- pressure sensor
- pressure
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- pliable
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Abstract
The utility model discloses a kind of calibrating installations of pliable pressure sensor, including pressure-bearing platform, L-type support and pedestal, the L-type support is L shape structure, the one side inner surface wall of the L-type support is provided with rectangle sliding rail, it is connected with each other between the L-type support and pressure-bearing platform by rectangle sliding rail, the one side of the L-type support is vertically connected with pressure gauge, the upper surface of the pressure-bearing platform is provided with pliable pressure sensor, the pressure gauge is spatially mutually matched with pliable pressure sensor, the upper surface side of the pressure-bearing platform is provided with resistance measuring instrument.The utility model is by being provided with main control unit and drive control module, in the calibration process of pliable pressure sensor, when the collected numerical value of pressure gauge reaches the target value of setting, main control unit is issued to drive control module stops action command, to be not necessarily to manual intervention in entire calibration process, human resources are saved.
Description
Technical field
The utility model relates to sensor calibration technique field, in particular to a kind of calibration cartridge of pliable pressure sensor
It sets.
Background technique
With the continuous development of modern electronic technology and information technology, intelligent electronic device is increasingly appearing in people
Life in, the raising of intelligent level is needed by big data analysis and artificial intelligence, and the acquisition of big data be unable to do without and passes
The use of sensor, pliable pressure sensor is as a kind of novel sensor, with flexibility is good, thickness is small, flexible, sensitivity
It the advantages that high, at low cost, is with a wide range of applications.
The characteristics of due to pliable pressure sensor, needs to demarcate corresponding calibration, mesh in product test and use process
The method that the preceding calibration to pressure sensor mainly uses is to carry out linear fit based on principle of least square method, obtains one closely
As curve, but this method be suitable for the preferable pressure sensor of the linearity, when between the pressure and resistance of pressure sensor
Relationship when being unsatisfactory for linear, need to choose multiple calibration points and carry out multi-line section fittings, and the selection of multiple line segments is often
Difficult point has biggish error in partial section when the line segment of selection is less；When the line segment of selection is more, mark will increase
Number is pinpointed, to keep demarcation flow increasingly complex.Based on drawbacks described above, the utility model proposes one kind to be directed to pliable pressure
The scaling method of sensor and a kind of calibration facility, the above-mentioned mentioned some problems of adequate solution.
Utility model content
The utility model discloses a kind of calibrating installations of pliable pressure sensor, can be automatically to pliable pressure sensor
It is calibrated, and in the process without manually being intervened.
To achieve the above object, the technical solution that the utility model is taken are as follows:
According to technical solution provided by the utility model: a kind of calibrating installation of pliable pressure sensor, including pressure-bearing are flat
Platform, L-type support and pedestal, the L-type support are L shape structure, and it is sliding that the one side inner surface wall of the L-type support is provided with rectangle
Rail is connected with each other between the L-type support and pressure-bearing platform by rectangle sliding rail, and the one side of the L-type support vertically connects
There is pressure gauge, the upper surface of the pressure-bearing platform is provided with pliable pressure sensor, the pressure gauge and pliable pressure sensor
It is spatially mutually matched, the upper surface side of the pressure-bearing platform is provided with resistance measuring instrument, the following table of the pressure-bearing platform
Middle face is fixedly installed linear bearing rail, and the upper surface middle part of the pedestal is fixedly installed worm and gear cross box, institute
It states and is connected with each other between linear bearing rail and worm and gear cross box by screw rod, the upper surface of the pedestal is provided with servo
Motor and control cabinet, the lower surface of the servo motor are provided with cushion, and the shape of the cushion is inverted trapezoidal structure, institute
The one end for stating servo motor extends to the inside of worm and gear cross box, the worm screw of described servo motor one end and screw lower end
Worm gear contact, the side of the control cabinet is connected with display module by communication interface.
The control cabinet is internally provided with main control unit, drive control mould as a further improvement of the utility model,
Block and Data Management Unit.
The screw rod is relative to linear bearing rail and worm and gear cross box as a further improvement of the utility model,
Between be screw connection structure, the screw rod relative to be between linear bearing rail and worm and gear cross box can be rotated
Structure.
The worm and gear cross box is internally provided with worm gear and worm screw as a further improvement of the utility model,
One end of the servo motor between worm screw, worm gear and screw rod by being mutually threadedly coupled.
The pliable pressure sensor is by the first flexible substrate, flexible electrode as a further improvement of the utility model,
Layer, supporting layer, the second flexible substrate, pressure sensitive layer and flexible package layer are composed, under second flexible substrate
Surface is equipped with pressure sensitive layer, and the upper surface of first flexible substrate is equipped with flexible electrode layer, the pressure sensitive layer
It is connect with flexible electrode layer by the supporting layer of two sides, the flexible package layer is covered in the first flexible substrate and the second flexible liner
The edge at bottom.
The pliable pressure sensor is surveyed by electrical output signal and resistance as a further improvement of the utility model,
It measures instrument to be electrically connected, the resistance measuring instrument and pressure gauge are connected with main control unit, are respectively arranged on the main control unit
Drive control module and Data Management Unit, the main control unit are bi-directionally connected with Data Management Unit, the drive control mould
Block is connected with servo motor, and the Data Management Unit is electrical connected between communication interface and display module respectively.
The utility model compared with prior art, has the advantages that
1), the utility model is on pressure-bearing platform by being provided with resistance measuring instrument, pliable pressure sensor to be measured, with
And pressure gauge is installed in L-type support, after pressure-bearing platform is fixedly installed in external structure, watched in drive control module control
Take motor drive pressure-bearing platform and L-type support from zero pressure when just contacting to prescribed target pressure corresponding to position process
In, main control unit can read in real time the pliable pressure sensor resistance that resistance measuring instrument measures and pressure gauge acquisition
Pressure value, and calibration data obtained in whole process is pressed into polynomial method digital simulation to sequence, after finally calibrating
As a result it is displayed and stored in Data Management Unit on the display module.
2), the utility model is by being provided with main control unit and drive control module, in the calibration of pliable pressure sensor
In the process, when the collected numerical value of pressure gauge reaches the target value of setting, main control unit is issued to drive control module to be stopped
Action command saves human resources to be not necessarily to manual intervention in entire calibration process.
3), the utility model passes through the communication interface and display module for being configured with connect with computer on the apparatus, from
And it can realize the functions such as the display for importing and exporting, demarcating analysis and calibration curve of data, it is seen that the utility model function is real
With, be suitble to be widely popularized.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the bottom view of the utility model.
Fig. 3 is the schematic diagram of internal structure of the pliable pressure sensor of the utility model.
Fig. 4 is the circuit connection diagram of the utility model.
In figure: 1, rectangle sliding rail；2, pressure-bearing platform；3, pliable pressure sensor；4, L-type support；5, resistance measuring instrument；6,
Linear bearing rail；7, screw rod；8, servo motor；9, cushion；10, worm and gear cross box；11, pedestal；12, control cabinet；
13, pressure gauge；14, flexible package layer；15, supporting layer；16, the second flexible substrate；17, pressure sensitive layer；18, flexible electrode
Layer；19, the first flexible substrate；20, main control unit；21, drive control module；22, communication interface；23, Data Management Unit；
24, display module.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figs 1-4, a kind of calibrating installation of pliable pressure sensor, including pressure-bearing platform 2, L-type support 4 and pedestal
11, the L-type support 4 is L shape structure, and the one side inner surface wall of the L-type support 4 is provided with rectangle sliding rail 1, the L-type
It is connected with each other between bracket 4 and pressure-bearing platform 2 by rectangle sliding rail 1, the one side of the L-type support 4 is vertically connected with pressure
Meter 13, the upper surface of the pressure-bearing platform 2 are provided with pliable pressure sensor 3, the pressure gauge 13 and pliable pressure sensor 3
It is spatially mutually matched, the upper surface side of the pressure-bearing platform 2 is provided with resistance measuring instrument 5, under the pressure-bearing platform 2
Surface middle part is fixedly installed linear bearing rail 6, and the upper surface middle part of the pedestal 11 is fixedly installed worm and gear conversion
Case 10 is connected with each other between the linear bearing rail 6 and worm and gear cross box 10 by screw rod 7, the pedestal 11 it is upper
Surface is provided with servo motor 8 and control cabinet 12, and the lower surface of the servo motor 8 is provided with cushion 9, the cushion 9
Shape be inverted trapezoidal structure, one end of the servo motor 8 extends to the inside of worm and gear cross box 10, the servo electricity
The worm screw of 8 one end of machine contacts with the worm gear of 7 lower end of screw rod, and the side of the control cabinet 12 is connected with by communication interface 22
Display module 24.
As shown in Figure 1, wherein the control cabinet 12 is internally provided with main control unit 20,21 sum number of drive control module
According to administrative unit 23, main control unit 20 controls the opposite position between pressure-bearing platform 2 and L-type support 4 by drive control module 21
It sets, and reads and act on pressure value and corresponding resistance value on pliable pressure sensor 3, be stored in Data Management Unit 23
In.
As illustrated in fig. 1 and 2, wherein the screw rod 7 is relative between linear bearing rail 6 and worm and gear cross box 10
Be screw connection structure, the screw rod 7 relative to be between linear bearing rail 6 and worm and gear cross box 10 can be rotated
Structure can make pressure-bearing platform 2 relative to moving down in L-type support 4 by linear bearing rail 6 and worm and gear cross box 10
It is dynamic.
As shown in Figure 1, wherein the worm and gear cross box 10 is internally provided with worm gear and worm screw, the servo electricity
By being mutually threadedly coupled between worm screw, worm gear and screw rod 7, the setting of worm and gear cross box 10 be can be realized for one end of machine 8
The change of power direction of transfer.
As shown in Figure 3, wherein the pliable pressure sensor 3 is by the first flexible substrate 19, flexible electrode layer 18, support
The 15, second flexible substrate 16 of layer, pressure sensitive layer 17 and flexible package layer 14 are composed, second flexible substrate 16
Lower surface is equipped with pressure sensitive layer 17, and the upper surface of first flexible substrate 19 is equipped with flexible electrode layer 18, the pressure
Power sensitive layer 17 is connect with flexible electrode layer 18 by the supporting layer 15 of two sides, and the flexible package layer 14 is covered in the first flexibility
The edge of substrate 19 and the second flexible substrate 16, the setting of edge flexible package layer 14 can play the work of waterproof and dustproof
With.
As shown in Figure 4, wherein the pliable pressure sensor 3 is electrically connected by electrical output signal with resistance measuring instrument 5
It connects, the resistance measuring instrument 5 and pressure gauge 13 are connected with main control unit 20, are respectively arranged with driving on the main control unit 20
Control module 21 and Data Management Unit 23, the main control unit 20 are bi-directionally connected with Data Management Unit 23, the driving control
Molding block 21 is connected with servo motor 8, and the Data Management Unit 23 is electric between communication interface 22 and display module 24 respectively
Property be connected.
It should be noted that the utility model is a kind of calibrating installation of pliable pressure sensor, when calibration, firstly, root
According to the characteristic of pliable pressure sensor 3 to be detected, pressure calibration point sequence is determined in the range ability of pliable pressure sensor 3
Y0, y1 ... yn are arranged, secondly, main control unit 20 issues action command to servo motor 8, driving pressure-bearing platform 2 is moved up, according to
Secondary to apply pressure to pliable pressure sensor 3, the pressure value surveyed to pressure gauge 13 reaches calibration point pressure value yn and steady
After fixed, resistance sequence x0, x1 ... the xn in pliable pressure sensor 3, and the pressure-that will be obtained are read by resistance measuring instrument 5
Resistance is updated to polynomial equation to sequence (x0, y0), (x1, y1) ... (xn, yn)In, equation is solved using Gaussian elimination method, obtains sensor
Fitting function formula is finally completed the calibration of pliable pressure sensor 3.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of calibrating installation of pliable pressure sensor, including pressure-bearing platform (2), L-type support (4) and pedestal (11), special
Sign is: the L-type support (4) is L shape structure, and the one side inner surface wall of the L-type support (4) is provided with rectangle sliding rail
(1), it is connected with each other between the L-type support (4) and pressure-bearing platform (2) by rectangle sliding rail (1), the one of the L-type support (4)
Side is vertically connected with pressure gauge (13), and the upper surface of the pressure-bearing platform (2) is provided with pliable pressure sensor (3), described
Pressure gauge (13) is spatially mutually matched with pliable pressure sensor (3), the upper surface side setting of the pressure-bearing platform (2)
Have resistance measuring instrument (5), is fixedly installed linear bearing rail (6), the pedestal in the middle part of the lower surface of the pressure-bearing platform (2)
(11) upper surface middle part is fixedly installed worm and gear cross box (10), and the linear bearing rail (6) and worm and gear turn
It changes between case (10) and is connected with each other by screw rod (7), the upper surface of the pedestal (11) is provided with servo motor (8) and control cabinet
(12), the lower surface of the servo motor (8) is provided with cushion (9), and the shape of the cushion (9) is inverted trapezoidal structure,
One end of the servo motor (8) extends to the inside of worm and gear cross box (10), the worm screw of described servo motor (8) one end
It is contacted with the worm gear of screw rod (7) lower end, the side of the control cabinet (12) is connected with display mould by communication interface (22)
Block (24).
2. a kind of calibrating installation of pliable pressure sensor according to claim 1, it is characterised in that: the control cabinet
(12) be internally provided with main control unit (20), drive control module (21) and Data Management Unit (23).
3. a kind of calibrating installation of pliable pressure sensor according to claim 1, it is characterised in that: the screw rod (7)
Relative to being screw connection structure between linear bearing rail (6) and worm and gear cross box (10), the screw rod (7) is opposite
It is turntable between linear bearing rail (6) and worm and gear cross box (10).
4. a kind of calibrating installation of pliable pressure sensor according to claim 1, it is characterised in that: the worm and gear
Cross box (10) is internally provided with worm gear and worm screw, and one end of the servo motor (8) passes through worm screw, worm gear and screw rod (7)
Between be mutually threadedly coupled.
5. a kind of calibrating installation of pliable pressure sensor according to claim 1, it is characterised in that: the pliable pressure
Sensor (3) is quick by the first flexible substrate (19), flexible electrode layer (18), supporting layer (15), the second flexible substrate (16), pressure
Sense layer (17) and flexible package layer (14) are composed, and the lower surface of second flexible substrate (16) is equipped with presser sensor
Layer (17), the upper surface of first flexible substrate (19) is equipped with flexible electrode layer (18), the pressure sensitive layer (17) with
Flexible electrode layer (18) is connected by the supporting layer (15) of two sides, and the flexible package layer (14) is covered in the first flexible substrate
(19) with the edge of the second flexible substrate (16).
6. a kind of calibrating installation of pliable pressure sensor according to claim 1, it is characterised in that: the pliable pressure
Sensor (3) is electrically connected by electrical output signal and resistance measuring instrument (5), the resistance measuring instrument (5) and pressure gauge
(13) it is connected with main control unit (20), is respectively arranged with drive control module (21) and data pipe on the main control unit (20)
It manages unit (23), the main control unit (20) is bi-directionally connected with Data Management Unit (23), and the drive control module (21) is even
It is connected to servo motor (8), the Data Management Unit (23) is electrical between communication interface (22) and display module (24) respectively
It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822145090.XU CN209055274U (en) | 2018-12-20 | 2018-12-20 | A kind of calibrating installation of pliable pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822145090.XU CN209055274U (en) | 2018-12-20 | 2018-12-20 | A kind of calibrating installation of pliable pressure sensor |
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| Publication Number | Publication Date |
|---|---|
| CN209055274U true CN209055274U (en) | 2019-07-02 |
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ID=67055182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822145090.XU Active CN209055274U (en) | 2018-12-20 | 2018-12-20 | A kind of calibrating installation of pliable pressure sensor |
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| CN (1) | CN209055274U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738116A (en) * | 2018-12-20 | 2019-05-10 | 苏州能斯达电子科技有限公司 | A kind of calibration method and device of pliable pressure sensor |
| CN111174962A (en) * | 2020-01-08 | 2020-05-19 | 哈尔滨工业大学 | Capacitance type three-dimensional force sensor with adjustable measuring range |
-
2018
- 2018-12-20 CN CN201822145090.XU patent/CN209055274U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738116A (en) * | 2018-12-20 | 2019-05-10 | 苏州能斯达电子科技有限公司 | A kind of calibration method and device of pliable pressure sensor |
| CN111174962A (en) * | 2020-01-08 | 2020-05-19 | 哈尔滨工业大学 | Capacitance type three-dimensional force sensor with adjustable measuring range |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Yukang Inventor after: Xiong Zuoping Inventor after: Fan Longfei Inventor after: Zhou Zhen Inventor before: Wang Yukang Inventor before: Xiong Zuoping Inventor before: Zhang Ting Inventor before: Fan Longfei Inventor before: Zhou Zhen |