CN108225647A - A kind of device and measuring method for measuring the quenched pressure of fodder grass - Google Patents
A kind of device and measuring method for measuring the quenched pressure of fodder grass Download PDFInfo
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- CN108225647A CN108225647A CN201810318944.1A CN201810318944A CN108225647A CN 108225647 A CN108225647 A CN 108225647A CN 201810318944 A CN201810318944 A CN 201810318944A CN 108225647 A CN108225647 A CN 108225647A
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- Prior art keywords
- fodder grass
- pressure
- container
- oscillograph
- pressure sensor
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- 244000025254 Cannabis sativa Species 0.000 title claims abstract description 79
- 238000000034 method Methods 0.000 title claims abstract description 7
- 238000012360 testing method Methods 0.000 claims abstract description 36
- 210000004907 gland Anatomy 0.000 claims abstract description 24
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 6
- 239000004615 ingredient Substances 0.000 abstract description 6
- 235000016709 nutrition Nutrition 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 18
- 239000010959 steel Substances 0.000 description 18
- 241000219793 Trifolium Species 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 244000138286 Sorghum saccharatum Species 0.000 description 2
- 235000011684 Sorghum saccharatum Nutrition 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229920006397 acrylic thermoplastic Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 235000012041 food component Nutrition 0.000 description 1
- 239000004459 forage Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- ISXSCDLOGDJUNJ-UHFFFAOYSA-N tert-butyl prop-2-enoate Chemical compound CC(C)(C)OC(=O)C=C ISXSCDLOGDJUNJ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0061—Force sensors associated with industrial machines or actuators
- G01L5/0071—Specific indicating arrangements, e.g. of overload
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fodder In General (AREA)
Abstract
The present invention relates to a kind of devices and measuring method for measuring the quenched pressure of fodder grass；Including container, oscillograph, last item, gland and pressure sensor；Last item upper end connects universal testing machine；Universal testing machine measures the normal pressure of fodder grass stalk；Two pressure sensors are separately mounted in the adjacent two side walls of container, for measuring the extruding force of fodder grass stalk different directions；Pressure sensor is connect with oscillograph, and oscillograph is connected with computer；The present invention can effectively solve the relations problems of stalk pressure, thickness of feed layer and fodder grass quality adjustment condition when fodder grass is compressed, and to fodder grass, the design of quenched machine provides data, improves the working efficiency and reliability of the quenched machine of fodder grass；It fodder grass suffered normal pressure and the influence of sidewall extrusion power to its compressive state and measuring when squeezing can be found out by the present invention obtains fodder grass and be crushed and maximum positive voltage force value under critical condition that nutritional ingredient is not lost in.
Description
Technical field
The present invention relates to a kind of devices and measuring method for measuring the quenched pressure of fodder grass, belong to agricultural machinery and are led with equipment
Domain.
Background technology
Animal husbandry is one of component part of agricultural, is occupied an important position in the national economy in China.Herbage has rich
Eutrophy, the particularly herbage after ovennodulation or processing can be processed into various mixed feeds, for replacing concentrated feed, ensiling
Feed is also convenient for storing.However the quality of ensilage depends on the quality of nutritional components and quenched technology.To forage grass
When expecting that such as native grass, clover, sugar grass carry out quenched, need to squeeze clover or sweet sorghum stalk, certain
Under pressure, fodder grass stalk is crushed and is split, but nutritional ingredient cannot be lost in.If pressure is excessive, fodder grass nutritional ingredient will flow
It loses, reduces the quality of ensilage, particularly clover greenery, protein content is higher, also easily loss, is designing quenched machine
When, it needs to consider the relationship of normal pressure, thickness of feed layer and the best quality adjustment condition of fodder grass.
By the invention it is possible to test quenched fodder grass, the positive pressure of gland can be obtained by universal testing machine
Power can measure fodder grass in compression process to the extruding force of side wall by sensor a, b, can also pass through transparent acrylic
Plate observes state change of the fodder grass in compression process, so as to obtain the relationship of thickness of feed layer and fodder grass stress, and then looks for
Go out the most preferably quenched pressure of fodder grass, the design for quenched machine provides theoretical foundation.
Invention content
To solve the above-mentioned problems, the present invention provides a kind of devices and measuring method for measuring the quenched pressure of fodder grass；
The present invention can effectively solve the relations problems of stalk pressure, thickness of feed layer and fodder grass quality adjustment condition when fodder grass is compressed, right
The design of the quenched machine of fodder grass provides data, improves the working efficiency and reliability of the quenched machine of fodder grass.
In order to achieve the above objectives, the present invention uses following technical scheme：
A kind of device for measuring the quenched pressure of fodder grass, including container, oscillograph, last item, gland and pressure sensor；Institute
Container is stated as open-topped square or cuboid；The container is used to hold fodder grass stalk to be measured；It is described
Gland is connected to by the way that screw thread is movable on last item, and the length of side of gland is less than the length of side of container；Last item upper end connects universal test
Machine；Last item rises or falls the fodder grass stalk driven under gland inside pressure vessel, universal testing machine and electricity with universal testing machine
Brain is connected, and universal testing machine measures gland and pushes reaction force (normal pressure) suffered during fodder grass stalk.
The pressure sensor is two, and two pressure sensors are separately mounted in the adjacent two side walls of container, and
Two pressure sensors are vertically arranged；Two pressure sensors are located at close to container bottom apart from the identical height of container bottom；
Pressure sensor measures the extruding force of fodder grass stalk different directions；It is respectively equipped in the two side walls opposite with pressure sensor
Observation panel；Observation panel is sealed using transparent acrylic；The pressure sensor is connected with oscillograph；Oscillograph and control terminal
It is connected；The control terminal is computer.
The pressure sensor is connect with oscillograph, and oscillograph is connected with computer, and pressure sensor is squeezed by fodder grass
During pressure, oscillograph collects the electric signal of pressure sensor and is transmitted on computer, then through manually being handled (root to data
Realized according to the prior art) pressure value of pressure sensor is calculated.
The invention further relates to a kind of method for measuring the quenched pressure of fodder grass, step is as follows：
Container is placed on universal testing machine first, pressure sensor is mounted in container, pressure sensor and oscillography
Device is connected, and oscillograph and universal testing machine are connected respectively with computer；Fodder grass stalk to be compressed is laid in container；It will connection
The last item for having gland is mounted on universal testing machine, mobile container so that gland can move up and down in container upper end opening；First
Oscillograph gathered data is opened, then opens universal testing machine and compresses fodder grass stalk downwards, fodder grass is observed by observation panel
Stalk is compressed to certain state, stops compression, suffered when respectively obtaining fodder grass stalk by oscillograph and universal testing machine
The lateral compression power and normal pressure arrived preserves data.
The present invention can provide theoretical foundation for the design of the quenched machinery of fodder grass, and China's animal husbandry is more flourishing, but herbage
It is unfavorable for storing, fodder grass plant recovery of nutrient is relatively low, it is therefore desirable to which quenched machine carries out modifier treatment to fodder grass, by this hair
It is bright to find out the fodder grass normal pressure suffered when squeezing and influence of the sidewall extrusion power to its compressive state and measurement
Obtain fodder grass be crushed and maximum positive voltage force value under critical condition that nutritional ingredient is not lost in.
Description of the drawings
Fig. 1 is overall structure figure of the present invention；
Fig. 2 is inventive container structure chart
Fig. 3 is inventive container internal structure chart；
In figure：1. III 7. steel plate of pressure sensor a 2. steel plate, I 3. steel plate, II 4. gland, 5. last item, 6. steel plates, IV 8. pressure
I 13. transparent acrylic of sensor b 9. bottom plate, 10. computer, 11. oscillograph, 12. transparent acrylics, II 14. fodder grass stalk
Specific embodiment
The relevant technologies content do not addressed below can be used or use for reference the prior art.
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, the technical solution in the embodiment of the present application is clearly and completely described, it is clear that described implementation
Example is merely a part but not all of the embodiments of the present application.Based on the embodiment in the application, this field is common
Technical staff's all other embodiments obtained without making creative work should all belong to the application protection
Range.
As shown in the figure, the container is is made of steel plate I, steel plate II, steel plate III, steel plate IV and bottom plate, top uncovered
Cuboid；The bottom plate is square；Container is used to hold fodder grass stalk to be measured；Gland 4 is connected on last item 5,
Last item 5 is connected with universal testing machine and is risen or fallen with universal testing machine；Transparent acrylic I 12, transparent acrylic II
13 are embedded in steel plate II 3, on steel plate III 6 respectively；Pressure sensor a and pressure sensor b is attached separately to steel plate I 2, steel plate IV 7
On；Pressure sensor a 1, pressure sensor b 8 are connected respectively with oscillograph 11 (commercially available)；Oscillograph 11 and universal testing machine
It is connected with computer 10.
The gland 4 is threadedly attached on last item 5,5 upper end of last item and universal testing machine；Universal testing machine drives
Gland 4 rises or falls action, and the reaction force of fodder grass suffered by gland 4 can be measured by universal testing machine.
The transparent acrylic I 12, transparent acrylic II 13 are embedded in steel plate II 3, are formed on steel plate III 6 respectively
Two observation panels, and its inner wall is concordant, by acrylic board, can observe the compressed of container inside fodder grass stalk
Journey.
Pressure sensor a1 and pressure sensor b8 ends inside container are flushed with steel plate inner wall, steel plate I 2 and steel
The two side walls adjacent for container of plate IV 7,8 vertical distribution of pressure sensor a1 and pressure sensor b；The pressure sensing
Device a, pressure sensor b measure the extruding force of two different directions of fodder grass stalk.
In use, container is placed on universal testing machine first, pressure sensor is mounted in container, pressure sensor
It is connected with oscillograph 11, oscillograph 11 and universal testing machine are connected respectively with computer 10；Fodder grass stalk to be compressed is laid in
In container；The last item 5 for being connected with gland 4 is mounted on universal testing machine, mobile container so that gland 4 can be in container upper end
It is moved up and down in opening；11 gathered data of oscillograph is first opened, then opens universal testing machine and compresses fodder grass stalk downwards, is passed through
Observation panel observes certain state that is compressed to of fodder grass stalk, stops compression, is distinguished by oscillograph 11 and universal testing machine
Lateral compression power and normal pressure suffered during fodder grass stalk is obtained, preserves data.
Fodder grass such as native grass, clover, sugar grass when carrying out quenched, are needed to clover or sweet sorghum stalk into
Row squeezes, and under pressure, fodder grass stalk is crushed and is split, but nutritional ingredient cannot be lost in.If pressure is excessive, fodder grass
Nutritional ingredient is lost from, and reduces the quality of fodder grass, particularly clover greenery, and protein content is higher, also easily loss,
When designing the quenched machine of fodder grass, need to consider in the best quenched relationship of normal pressure, thickness of feed layer and fodder grass.
The present invention solves the problems, such as these well, and universal testing machine drives gland 4 to be pressed down against fodder grass stalk, omnipotent
Testing machine measures the fodder grass stalk reaction force i.e. normal pressure suffered by gland 4, and the fodder grass stalk being squeezed can expand
Side wall is squeezed, while the pressure sensor a1 and pressure sensor b 8 that are located on steel plate I, IV can measure the extruding that side wall is subject to
Power is acquired in a manner of electric signal by oscillograph, and collected signal is transmitted on computer by oscillograph, and side is converted into through processing
The pressure that wall is subject to, wherein sensor a, b are arranged vertically and positioned at apart from the identical height of container bottom.
The present invention can measure the fodder grass stalk of certain material thickness when being compressed, container side wall stress and positive pressure
The size of power, while material stress relaxation test can also be carried out, have it is simple in structure, be easily installed and repair, securely and reliably
The features such as, there is preferable practicability and promotion prospect.
Can be with placed different-thickness fodder grass stalk in inventive container, fodder grass stalk can be can intersect between every layer
Placed, can placed in certain direction, can also disorderly and unsystematic placed；During the disorderly and unsystematic placed of stalk, two sensors of side wall
It then measures stalk to be more nearly the extruding force of side wall really, pressure sensor no longer measures merely the axis of fodder grass stalk at this time
To or radially to side wall extruding force.
The above is only the preferred embodiment of the application, is made skilled artisans appreciate that or realizing this Shen
Please.A variety of modifications of these embodiments will be apparent to one skilled in the art, it is as defined herein
General Principle can in other embodiments be realized in the case where not departing from spirit herein or range.Therefore, the application
The embodiments shown herein is not intended to be limited to, and is to fit to and the principles and novel features disclosed herein phase one
The most wide range caused.
Claims (2)
1. a kind of device for measuring the quenched pressure of fodder grass, it is characterised in that:Including container, oscillograph, last item, gland and pressure
Sensor；The container is open-topped square or cuboid；The container is used to hold fodder grass to be measured
Stalk；The gland is connected to by the way that screw thread is movable on last item, and the length of side of gland is less than the length of side of container；Last item upper end connects
Universal testing machine；Last item rises or falls the fodder grass stalk driven under gland inside pressure vessel, omnipotent examination with universal testing machine
It tests machine with computer to be connected, universal testing machine measures gland and pushes normal pressure suffered during fodder grass stalk；
The pressure sensor is two, and two pressure sensors are separately mounted in the adjacent two side walls of container, and two
Pressure sensor is vertically arranged；Two pressure sensors are located at close to container bottom apart from the identical height of container bottom；Pressure
Sensor measures the extruding force of fodder grass stalk different directions；Observation is respectively equipped in the two side walls opposite with pressure sensor
Mouthful；Observation panel is sealed using transparent acrylic；The pressure sensor is connected with oscillograph；Oscillograph and control terminal phase
Even；The control terminal is computer；
The pressure sensor is connect with oscillograph, and oscillograph is connected with computer, pressure sensor when being squeezed by fodder grass,
Oscillograph collects the electric signal of pressure sensor and is transmitted on computer, obtains the pressure value of pressure sensor.
2. a kind of method for measuring the quenched pressure of fodder grass as described in claim 1, it is characterised in that:Step is as follows：
Container is placed on universal testing machine first, pressure sensor is mounted in container, pressure sensor and oscillograph phase
Even, oscillograph and universal testing machine are connected respectively with computer；Fodder grass stalk to be compressed is laid in container；Pressure will be connected with
The last item of lid is mounted on universal testing machine, mobile container so that gland can move up and down in container upper end opening；First open
Oscillograph gathered data, then open universal testing machine and compress fodder grass stalk downwards, fodder grass stalk is observed by observation panel
Be compressed to certain state, stop compression, it is suffered when respectively obtaining fodder grass stalk by oscillograph and universal testing machine
Lateral compression power and normal pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810318944.1A CN108225647A (en) | 2018-04-11 | 2018-04-11 | A kind of device and measuring method for measuring the quenched pressure of fodder grass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810318944.1A CN108225647A (en) | 2018-04-11 | 2018-04-11 | A kind of device and measuring method for measuring the quenched pressure of fodder grass |
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| Publication Number | Publication Date |
|---|---|
| CN108225647A true CN108225647A (en) | 2018-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810318944.1A Pending CN108225647A (en) | 2018-04-11 | 2018-04-11 | A kind of device and measuring method for measuring the quenched pressure of fodder grass |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114964574A (en) * | 2022-05-23 | 2022-08-30 | 中国农业大学 | Test device and method for measuring modulation stress of alfalfa |
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|---|---|---|---|---|
| CN102359927A (en) * | 2011-10-19 | 2012-02-22 | 北京理工大学 | Equivalent mechanical parameter measurement system for granular media |
| CN202256105U (en) * | 2011-10-19 | 2012-05-30 | 北京理工大学 | Particulate medium equivalent mechanics parameter measurement system |
| CN104502197A (en) * | 2014-12-31 | 2015-04-08 | 南京林业大学 | Continuous prepressing test method and continuous prepressing test device for medium-density fiberboard blank |
| CN107576774A (en) * | 2017-10-18 | 2018-01-12 | 西安科技大学 | Coal seam containing gas mechanical characteristic analogue experiment installation and method under uniaxial compression |
| CN207937102U (en) * | 2018-04-11 | 2018-10-02 | 山东农业大学 | A kind of device measuring the quenched pressure of fodder grass |
-
2018
- 2018-04-11 CN CN201810318944.1A patent/CN108225647A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359927A (en) * | 2011-10-19 | 2012-02-22 | 北京理工大学 | Equivalent mechanical parameter measurement system for granular media |
| CN202256105U (en) * | 2011-10-19 | 2012-05-30 | 北京理工大学 | Particulate medium equivalent mechanics parameter measurement system |
| CN104502197A (en) * | 2014-12-31 | 2015-04-08 | 南京林业大学 | Continuous prepressing test method and continuous prepressing test device for medium-density fiberboard blank |
| CN107576774A (en) * | 2017-10-18 | 2018-01-12 | 西安科技大学 | Coal seam containing gas mechanical characteristic analogue experiment installation and method under uniaxial compression |
| CN207937102U (en) * | 2018-04-11 | 2018-10-02 | 山东农业大学 | A kind of device measuring the quenched pressure of fodder grass |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114964574A (en) * | 2022-05-23 | 2022-08-30 | 中国农业大学 | Test device and method for measuring modulation stress of alfalfa |
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Application publication date: 20180629 |