CN106932273A - A kind of livestock meat and fruits and vegetables elastomeric check system and method - Google Patents
A kind of livestock meat and fruits and vegetables elastomeric check system and method Download PDFInfo
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- CN106932273A CN106932273A CN201710048916.8A CN201710048916A CN106932273A CN 106932273 A CN106932273 A CN 106932273A CN 201710048916 A CN201710048916 A CN 201710048916A CN 106932273 A CN106932273 A CN 106932273A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0069—Fatigue, creep, strain-stress relations or elastic constants
- G01N2203/0075—Strain-stress relations or elastic constants
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/0202—Control of the test
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The present invention relates to a kind of livestock meat and fruits and vegetables elastomeric check system and method.The system includes：Elastomeric check device, control cabinet and host computer.Control system is provided with control cabinet, for responding the operation signal that host computer sends, rotating speed and the steering of stepper motor is controlled, so as to control the rise and fall of lifting platform；The pressure signal of pressure sensor collection is received, pressure signal is converted into after data signal and is sent to host computer.Host computer carries out data processing to the data signal for receiving, and shows in graph form, and preserve the detection data during elastomeric check.The system integral moduleization is designed, and control system separates with hardware configuration, each several part is connected together with Serial Port Line, it is easy to carry, plug and play, and cost is relatively low.By the way of pressure sensor is underlying, accuracy of detection is improve.Simple to operate, output result is visual and understandable, and can show in real time, while the detection data for measuring is preserved, for subsequent data analysis.
Description
Technical field
The present invention relates to livestock meat and the Quality Safety detection technique field of fruits and vegetables, specifically a kind of livestock meat and fruits and vegetables
Elastomeric check system and method.A kind of elastomeric check system espespecially based on pressure sensor with signal acquisition control system.
Background technology
The mechanical characteristic of food is the main contents of organoleptic detection evaluation assessment, and freshness is that livestock meat and the important of fruits and vegetables are commented
The elasticity of one of valency index, livestock meat and fruits and vegetables is closely related with freshness.If livestock meat and fruits and vegetables can be accurately detected out
Elasticity, in conjunction with its elasticity and the relation of quality, then can exactly predict the quality of livestock meat and fruits and vegetables.
In recent years, the more instrument that can be used for elastomeric check occurs, such as Texture instrument, universal testing machine, but by
In strongly professional, the selling at exorbitant prices of the equipment such as Texture instrument, application of these equipment in actual production is constrained.
The content of the invention
For defect present in prior art, it is an object of the invention to provide a kind of livestock meat and fruits and vegetables elastomeric check
System and method.System of the present invention implements effective experiment using minimum cost, draws reliable experimental data.And
And accuracy guarantee higher, shirtsleeve operation interface, functional diversity are needed in detection process.
To achieve the above objectives, the present invention is adopted the technical scheme that：
A kind of livestock meat and fruits and vegetables elastomeric check system, including elastomeric check device, control cabinet 10 and host computer 12；
The elastomeric check device include fixed underpan 1, pressure sensor 2, monitor station 3, pressure probe 5, probe holder 6,
Lifting platform 7 and stepper motor 8；
Control cabinet 10 is connected by Serial Port Line I 9 with stepper motor 8, and control cabinet 10 passes through Serial Port Line III 13 and pressure sensing
Device 2 is connected, and control cabinet 10 is connected by Serial Port Line II 11 and Serial Port Line IV 14 with host computer 12；
The elastomeric check device is used for the elastomeric check of sample 4；
Control system is provided with control cabinet 10, for responding the operation signal that host computer 12 sends, control stepper motor 8
Rotating speed and steering, so as to control the raising and lowering of lifting platform 7；The pressure signal of the collection of pressure sensor 2 is received, and by pressure
Signal is sent to host computer 12 after being converted into data signal.
On the basis of such scheme, in the elastomeric check device, pressure sensor 2 and lifting platform 7 are both secured to admittedly
Determine the top on chassis 1, pressure sensor 2 is located at the side of lifting platform 7, and the top of pressure sensor 2 is fixed with monitor station 3；
Stepper motor 8 is fixed on the top of lifting platform 7, and the side of lifting platform 7 is provided with probe holder 6, pressure sensor 2 and probe holder 6
In the homonymy of lifting platform 7, probe holder 6 is connected as one by bolt with lifting platform 7, and pressure probe 5 is connected by pressure probe
Handle is connected with probe holder 6.
On the basis of such scheme, the monitor station 3 is connected by sunk screw with pressure sensor 2；
The pressure probe 5 is to be threadedly coupled with pressure probe connection handle；The pressure probe connection handle is with probe holder 6
Threaded connection.
On the basis of such scheme, the monitor station 3 is the smooth size of surfacing between 80mm~100mm
Square platform；The monitor station 3 is used to place sample 4.
A kind of livestock meat and fruits and vegetables elastomeric check method, using above-mentioned livestock meat and fruits and vegetables elastomeric check system, including
Following steps：
Step 1, corresponding pressure probe 5 is installed according to sample 4；
Step 2, host computer 12 sends control command, and control command is sent to the control in control cabinet 10 through Serial Port Line II 11
System processed, control system sends to stepper motor 8, the basis of stepper motor 8 control command through Serial Port Line I 9 in the form of a pulse
Control command controls the raising and lowering of lifting platform 7；
Step 3, by the raising and lowering of lifting platform 7, the pressure that control pressure 5 pairs of samples 4 of probe apply；Pressure
Sensor 2 gathers pressure signal, and pressure signal sends the control system in control cabinet 10 to through Serial Port Line III 13 in the form of a voltage
Voltage signal is amplified and is converted to data signal by system, control system, and data signal then is sent into supreme through Serial Port Line IV 14
Position machine 12；
Step 4, the data signal of 12 pairs of receptions of host computer carries out data processing, with pressure-time curve and displacement versus time
The form of curve shows, and preserves the detection data during elastomeric check.
On the basis of such scheme, the data signal of 12 pairs of receptions of the host computer is filtered treatment, for processing
The frequency hopping phenomenon occurred in data handling procedure.
On the basis of such scheme, the process of the filtering process is：The pressure signal that will be collected carries out differentiation ratio
Compared with, judge whether to belong to abnormity point, the display of pressure-time curve and displacement-time curve is used for if abnormity point is not belonging to,
If belonging to abnormity point, use a measured value for non-abnormity point and replace, be subsequently used for pressure-time curve and displacement versus time
The display of curve.
On the basis of such scheme, the abnormity point is tested and determined according to the characteristic of pressure sensor 2, filtering
Process time determines according to the compression displacement of detection process.
On the basis of such scheme, the host computer 12 is by the control program based on labview under control cabinet 10
Hair control command, receives the data signal from control cabinet 10, in real time display pressure-time curve and displacement-time curve, together
The experimental data that Shi Baocun is measured.
On the basis of such scheme, the control program is contained within closed loop defence program, and closed loop defence program is used to work as
When causing pressure due to misoperation beyond the range of pressure sensor 2, control lifting platform 7 stops pushing immediately.
Livestock meat of the present invention and fruits and vegetables elastomeric check system, including the light small simplicity of elastomeric check apparatus structure,
It is multiple functional, replaceable pressure probe is employed, pressure probe connection handle is to be threadedly coupled with probe, can easily and fast more
Probe is changed to meet the elastomeric check of different samples, while the purpose of functional diversity has also been reached, such as：Extrude, cut
Cut and puncture.The system integral module, control system is separated with hardware configuration, and each several part is connected together with Serial Port Line,
It is easy to carry about with one, plug and play, and cost is relatively low.Each several part modularized design, simple to operate, output result is visual and understandable, and
Can show in real time, while the experimental data for measuring is preserved, for subsequent data analysis.
Brief description of the drawings
The present invention has drawings described below：
Fig. 1 system structure diagrams of the invention；
Fig. 2 pressure probe connection handle schematic diagrames of the invention；
Fig. 3 pressure probe schematic diagrames of the invention；
Fig. 4 pressure probe perspective views of the invention；
Fig. 5 probe holder schematic diagrames of the invention；
The pressure-time curve design sketch one that Fig. 6 is obtained using the present invention；
The pressure-time curve design sketch two that Fig. 7 is obtained using the present invention.
Specific embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
As shown in Fig. 1~7, a kind of livestock meat of the present invention and fruits and vegetables elastomeric check system, including elastomeric check dress
Put, control cabinet 10 and host computer 12；
The elastomeric check device include fixed underpan 1, pressure sensor 2, monitor station 3, pressure probe 5, probe holder 6,
Lifting platform 7 and stepper motor 8；
Control cabinet 10 is connected by Serial Port Line I 9 with stepper motor 8, and control cabinet 10 passes through Serial Port Line III 13 and pressure sensing
Device 2 is connected, and control cabinet 10 is connected by Serial Port Line II 11 and Serial Port Line IV 14 with host computer 12；
The elastomeric check device is used for the elastomeric check of sample 4；
Control system is provided with control cabinet 10, for responding the operation signal that host computer 12 sends, control stepper motor 8
Rotating speed and steering, so as to control the raising and lowering of lifting platform 7；The pressure signal of the collection of pressure sensor 2 is received, and by pressure
Signal is sent to host computer 12 after being converted into data signal.
On the basis of such scheme, in the elastomeric check device, pressure sensor 2 and lifting platform 7 are both secured to admittedly
Determine the top on chassis 1, pressure sensor 2 is located at the side of lifting platform 7, and the top of pressure sensor 2 is fixed with monitor station 3；
Stepper motor 8 is fixed on the top of lifting platform 7, and the side of lifting platform 7 is provided with probe holder 6, pressure sensor 2 and probe holder 6
In the homonymy of lifting platform 7, probe holder 6 is connected as one by bolt with lifting platform 7, and pressure probe 5 is connected by pressure probe
Handle is connected with probe holder 6.
On the basis of such scheme, the monitor station 3 is connected by sunk screw with pressure sensor 2；
The pressure probe 5 is to be threadedly coupled with pressure probe connection handle；The pressure probe connection handle is with probe holder 6
Threaded connection.
On the basis of such scheme, the monitor station 3 is the smooth size of surfacing between 80mm~100mm
Square platform；The monitor station 3 is used to place sample 4.
A kind of livestock meat and fruits and vegetables elastomeric check method, using above-mentioned livestock meat and fruits and vegetables elastomeric check system, including
Following steps：
Step 1, corresponding pressure probe 5 is installed according to sample 4；
Step 2, host computer 12 sends control command, and control command is sent to the control in control cabinet 10 through Serial Port Line II 11
System processed, control system sends to stepper motor 8, the basis of stepper motor 8 control command through Serial Port Line I 9 in the form of a pulse
Control command makes stepper motor rotate forward, invert or accelerates, so as to reach the purpose of control lifting platform raising and lowering；
Step 3, by the raising and lowering of lifting platform 7, the pressure that control pressure 5 pairs of samples 4 of probe apply；Pressure
Sensor 2 gathers pressure signal, and pressure signal sends the control system in control cabinet 10 to through Serial Port Line III 13 in the form of a voltage
Voltage signal is amplified and is converted to data signal by system, control system, and data signal then is sent into supreme through Serial Port Line IV 14
Position machine 12；
Step 4, the data signal of 12 pairs of receptions of host computer carries out data processing, with pressure-time curve and displacement versus time
The form of curve shows, and preserves the detection data during elastomeric check.
On the basis of such scheme, in step 4, the data signal of 12 pairs of receptions of the host computer is filtered treatment,
For the frequency hopping phenomenon occurred in processing data processing procedure.
On the basis of such scheme, the process of the filtering process is：The pressure signal that will be collected carries out differentiation ratio
Compared with, judge whether to belong to abnormity point, the display of pressure-time curve and displacement-time curve is used for if abnormity point is not belonging to,
If belonging to abnormity point, use a measured value for non-abnormity point and replace, be subsequently used for pressure-time curve and displacement versus time
The display of curve.
On the basis of such scheme, the abnormity point determines according to the characteristic and test of many times of pressure sensor 2, filter
Ripple process time determines according to the compression displacement of detection process.
On the basis of such scheme, the host computer 12 is by the control program based on labview under control cabinet 10
Hair control command, receives the data signal from control cabinet 10, in real time display pressure-time curve and displacement-time curve, together
The experimental data that Shi Baocun is measured.
On the basis of such scheme, the control program is contained within closed loop defence program, and closed loop defence program is used to work as
When causing pressure due to misoperation beyond the range of pressure sensor 2, control lifting platform 7 stops pushing immediately.
The elastomeric check system of livestock meat of the present invention and fruits and vegetables includes host computer 12, control cabinet 10 and elastomeric check
Connected with Serial Port Line between device, these three independent modules, control the structure of system of the present invention to separate, plug and play.
Control system is all packaged in control cabinet 10, and it act as：Turning for stepper motor 8 is controlled by Serial Port Line 9
Speed and steering, so as to control the up and down motion of lifting platform 7；The pressure that pressure sensor 2 is collected is received by Serial Port Line 13
Signal, and conversion process is carried out to pressure signal；Communicated with computer 12 by Serial Port Line 11 and Serial Port Line 14, on the one hand
The operation signal of response computer 12, the pressure signal that on the other hand will be gathered and change is sent to computer 12.
To reach accuracy of detection higher, the system by the way of pressure sensor 2 is underlying, by monitor station 3 and tested
Sample 4 is placed on top.When elastomeric check is done, pressure is detected with calculating difference, thus effectively eliminated and detected
The systematic error and operating error occurred in journey.The computational methods of the difference are：Pressure sensor 2 is collected in detection process
Pressure value and detection before pressure value difference.
The pressure probe 5 is the probe of a series of, different shape and size.Pressure probe 5 can be according to detected sample
Product difference and changed.Pressure probe 5 detection when push displacement can be according to GB or personal inclination depending on.
Host computer 12 controls up and down motion and the movement velocity of lifting platform 7 by the control program for writing.Control journey
Sequence is contained within closed loop protection system：When causing pressure beyond the range of pressure sensor 2 due to misoperation, lifting platform 7
Can stop pushing immediately.Pressure is sent to control cabinet by pressure sensor 2 in the form of a voltage as the direct acquisition elements of power
Control system in 10, then control system the voltage signal for receiving be converted into data signal and by Serial Port Line send to
Host computer 12, host computer 12 carries out after-treatment (including filtering process) and real to the data signal for receiving by control program
When the display pressure-time curve and displacement-time curve that collect, make the change in process of whole elastomeric check more intuitively
Manifest；Preserving the detection data for measuring simultaneously is used for subsequent data analysis.
Obviously, described embodiment is a part of embodiment of the invention, rather than whole embodiments.Based on this hair
Embodiment in bright, the every other reality that those of ordinary skill in the art are obtained on the premise of creative work is not made
Example is applied, the scope of protection of the invention is belonged to.
The content not being described in detail in this specification belongs to prior art known to professional and technical personnel in the field.
Claims (10)
1. a kind of livestock meat and fruits and vegetables elastomeric check system, it is characterised in that：Including elastomeric check device, control cabinet (10) and upper
Position machine (12)；
The elastomeric check device includes fixed underpan (1), pressure sensor (2), monitor station (3), pressure probe (5), probe
Frame (6), lifting platform (7) and stepper motor (8)；
Control cabinet (10) is connected by Serial Port Line I (9) with stepper motor (8), and control cabinet (10) is by Serial Port Line III (13) and pressure
Force snesor (2) is connected, and control cabinet (10) is connected by Serial Port Line II (11) and Serial Port Line IV (14) with host computer (12)；
The elastomeric check device is used for the elastomeric check of sample (4)；
Control system is provided with the control cabinet (10), for responding the operation signal that host computer (12) sends, control stepping electricity
The rotating speed of machine (8) and steering, so as to control the raising and lowering of lifting platform (7)；Receive the pressure letter of pressure sensor (2) collection
Number, and pressure signal is converted into after data signal sends to host computer (12).
2. livestock meat according to claim 1 and fruits and vegetables elastomeric check system, it is characterised in that：The elastomeric check device
In, pressure sensor (2) and lifting platform (7) are both secured to the top of fixed underpan (1), and pressure sensor (2) is positioned at lifting platform
(7) side, is fixed with monitor station (3) above pressure sensor (2)；Stepper motor (8) is fixed on the upper of lifting platform (7)
Side, the side of lifting platform (7) is provided with probe holder (6), pressure sensor (2) and probe holder (6) positioned at lifting platform (7) homonymy,
Probe holder (6) is connected by bolt with lifting platform (7), and pressure probe (5) is connected by pressure probe connection handle and probe holder (6)
Connect.
3. livestock meat according to claim 2 and fruits and vegetables elastomeric check system, it is characterised in that：The monitor station (3) is led to
Sunk screw is crossed to be connected with pressure sensor (2)；
The pressure probe (5) is to be threadedly coupled with pressure probe connection handle；The pressure probe connection handle is with probe holder (6)
Threaded connection.
4. livestock meat according to claim 3 and fruits and vegetables elastomeric check system, it is characterised in that：The monitor station (3) is
Square platform of the smooth size of surfacing between 80mm~100mm；The monitor station (3) is for placing sample
(4)。
5. a kind of livestock meat and fruits and vegetables elastomeric check method, using the livestock meat described in claim 1-4 any claims and
Fruits and vegetables elastomeric check system, it is characterised in that：Comprise the following steps：
Step 1, corresponding pressure probe (5) is installed according to sample (4)；
Step 2, host computer (12) sends control command, sends in control cabinet (10) control command to through Serial Port Line II (11)
Control system, control system sends to stepper motor (8), stepper motor control command through Serial Port Line I (9) in the form of a pulse
(8) raising and lowering of lifting platform (7) is controlled according to control command；
Step 3, by the raising and lowering of lifting platform (7), the pressure that control pressure probe (5) applies to sample (4)；Pressure
Force snesor (2) gathers pressure signal, and pressure signal is sent in control cabinet (10) through Serial Port Line III (13) in the form of a voltage
Control system, voltage signal is amplified and is converted to data signal by control system, then by data signal through Serial Port Line IV
(14) send to host computer (12)；
Step 4, host computer (12) carries out data processing to the data signal for receiving, bent with pressure-time curve and displacement versus time
The form of line shows, and preserves the detection data during elastomeric check.
6. livestock meat according to claim 5 and fruits and vegetables elastomeric check method, it is characterised in that：The host computer (12) is right
The data signal of reception is filtered treatment, for the frequency hopping phenomenon occurred in processing data processing procedure.
7. livestock meat according to claim 6 and fruits and vegetables elastomeric check method, it is characterised in that：The mistake of the filtering process
Cheng Wei：The pressure signal that will be collected carries out differentiation comparing, judges whether to belong to abnormity point, is used to press if abnormity point is not belonging to
The display of force-time curve and displacement-time curve, if belonging to abnormity point, uses a measured value for non-abnormity point and replaces,
It is subsequently used for the display of pressure-time curve and displacement-time curve.
8. livestock meat according to claim 7 and fruits and vegetables elastomeric check method, it is characterised in that：The abnormity point is according to pressure
The characteristic of force snesor (2) carries out experiment determination.
9. livestock meat according to claim 5 and fruits and vegetables elastomeric check method, it is characterised in that：The host computer (12) is led to
Cross the control program based on labview and issue control command to control cabinet (10), receive the data signal from control cabinet (10),
Pressure-time curve and displacement-time curve are shown in real time, while preserving the experimental data for measuring.
10. livestock meat according to claim 9 and fruits and vegetables elastomeric check method, it is characterised in that：In the control program
Containing closed loop defence program, the closed loop defence program is used for when range of the pressure beyond pressure sensor (2), control lifting
Platform (7) stops pushing immediately.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710048916.8A CN106932273A (en) | 2017-01-20 | 2017-01-20 | A kind of livestock meat and fruits and vegetables elastomeric check system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710048916.8A CN106932273A (en) | 2017-01-20 | 2017-01-20 | A kind of livestock meat and fruits and vegetables elastomeric check system and method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107515156A (en) * | 2017-08-24 | 2017-12-26 | 中国石油天然气股份有限公司 | A kind of strength test system and method for water plugging profile control agent |
| CN108387043A (en) * | 2018-02-12 | 2018-08-10 | 山东商业职业技术学院 | A kind of chilled livestock meat preservation and freshness equipment of intelligence |
| CN108731872A (en) * | 2017-11-15 | 2018-11-02 | 江苏核电有限公司 | A kind of nuclear power plant containment shell seal tightness test device for pressure measurement |
| CN108956376A (en) * | 2018-05-08 | 2018-12-07 | 中国农业大学 | A kind of food rheological behavior detection system |
| CN108958306A (en) * | 2018-05-08 | 2018-12-07 | 中国农业大学 | A kind of the strength generation and its control method of the detection of food rheological behavior |
| JP2021015062A (en) * | 2019-07-12 | 2021-02-12 | 国立大学法人宇都宮大学 | Palatability measuring device, palatability measuring system and program of palatability measuring device |
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| CN107515156A (en) * | 2017-08-24 | 2017-12-26 | 中国石油天然气股份有限公司 | A kind of strength test system and method for water plugging profile control agent |
| CN108731872A (en) * | 2017-11-15 | 2018-11-02 | 江苏核电有限公司 | A kind of nuclear power plant containment shell seal tightness test device for pressure measurement |
| CN108387043A (en) * | 2018-02-12 | 2018-08-10 | 山东商业职业技术学院 | A kind of chilled livestock meat preservation and freshness equipment of intelligence |
| CN108956376A (en) * | 2018-05-08 | 2018-12-07 | 中国农业大学 | A kind of food rheological behavior detection system |
| CN108958306A (en) * | 2018-05-08 | 2018-12-07 | 中国农业大学 | A kind of the strength generation and its control method of the detection of food rheological behavior |
| CN108956376B (en) * | 2018-05-08 | 2020-04-28 | 中国农业大学 | Food rheological property detection system |
| JP2021015062A (en) * | 2019-07-12 | 2021-02-12 | 国立大学法人宇都宮大学 | Palatability measuring device, palatability measuring system and program of palatability measuring device |
| JP7411978B2 (en) | 2019-07-12 | 2024-01-12 | 国立大学法人宇都宮大学 | Deliciousness measuring device, deliciousness measuring system, and deliciousness measuring device program |
| KR102602883B1 (en) * | 2023-04-28 | 2023-11-16 | 경상북도(농업기술원) | Field type fruit hardness measuring apparatus |
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