CN109521169B - Freshness degree detection equipment based on outer surface friction force of eggs - Google Patents
Freshness degree detection equipment based on outer surface friction force of eggs Download PDFInfo
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- CN109521169B CN109521169B CN201811442128.8A CN201811442128A CN109521169B CN 109521169 B CN109521169 B CN 109521169B CN 201811442128 A CN201811442128 A CN 201811442128A CN 109521169 B CN109521169 B CN 109521169B
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- 238000001514 detection method Methods 0.000 title claims abstract description 32
- 235000013601 eggs Nutrition 0.000 title description 52
- 239000004816 latex Substances 0.000 claims description 15
- 229920000126 latex Polymers 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 239000000022 bacteriostatic agent Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 102000002322 Egg Proteins Human genes 0.000 description 1
- 108010000912 Egg Proteins Proteins 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000003278 egg shell Anatomy 0.000 description 1
- 210000004251 human milk Anatomy 0.000 description 1
- 235000020256 human milk Nutrition 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 230000000050 nutritive effect Effects 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 235000015961 tonic Nutrition 0.000 description 1
- 230000001256 tonic effect Effects 0.000 description 1
- 229960000716 tonics Drugs 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- 235000013343 vitamin Nutrition 0.000 description 1
- 229940088594 vitamin Drugs 0.000 description 1
- 239000011782 vitamin Substances 0.000 description 1
- 229930003231 vitamin Natural products 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/02—Food
- G01N33/08—Eggs, e.g. by candling
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Meat, Egg Or Seafood Products (AREA)
Abstract
The invention provides freshness detection equipment based on friction force of the outer surface of an egg, and relates to the field of egg detection. This fresh degree check out test set based on egg surface frictional force, including base, linear drive, frictional force detection mechanism, fixture and drive arrangement, wherein linear drive fixes on the base, fixture includes top fixture and bottom fixture, bottom fixture fixes on linear drive's output, bottom fixture is including placing the ring, it is connected through elastic telescoping mechanism between the bottom of placing the ring and the linear drive's the output. The invention detects the friction force of the outer surface of the egg to judge the novel degree of the egg, compared with the traditional mode of touching the egg by hands, the invention has more accurate detection effect, and compared with the traditional photoelectric detection equipment, the invention has lower cost and lower operation requirement on staff and can meet the requirement of small and medium-sized enterprises.
Description
Technical Field
The invention relates to the technical field of egg detection, in particular to freshness detection equipment based on the friction force of the outer surface of an egg.
Background
The egg is a food which is rich in nutrition and popular with people, has excellent protein quality next to breast milk, is easy to be absorbed by human bodies, has a utilization rate of more than 98 percent, and has high nutritive value. Meanwhile, the eggs contain various mineral substances and other vitamins and trace elements necessary for human bodies, and are good tonics for children, old people, lying-in women and the like.
However, eggs are used as a biological food, and the eggs are deteriorated due to long storage time in the production, transportation and storage processes, and the egg liquid is deteriorated and cannot be eaten after the eggs are stored for a long time. Especially in summer, the eggs deteriorate faster. And an opaque eggshell layer on the outer surface of the egg can not lead people to identify whether the egg is damaged or not by naked eyes.
In the prior art, generally, the eggs are scanned and detected through photoelectric equipment, and the internal components of the eggs are identified through spectrum comparison to judge the freshness of the eggs. In some small and medium-sized enterprises, such high detection cost cannot be borne at all.
Researches show that the outer surface of a fresh egg is provided with a layer of bacteriostatic substance which can not be seen by naked eyes, the layer of bacteriostatic substance can slowly disappear along with the loss of time, and when the bacteriostatic substance disappears, the outer surface of the egg can be very smooth and bright. The outer surface of a fresh egg will be rougher than a older egg. At present, experienced people can judge whether eggs are fresh or not by touching, however, the detection method is too dependent on subjective judgment of people, and meanwhile, certain experience is needed to write, and for people with rough skin, the error of the judgment method is large.
Therefore, the invention provides equipment for judging whether eggs are fresh or not according to the film formed by the bacteriostatic substances on the outer surfaces of the eggs.
Disclosure of Invention
The invention aims to provide freshness detection equipment based on the friction force of the outer surface of an egg, so that the problem that the error of the existing method for detecting the freshness of the egg is large in the background art is solved.
In order to achieve the purpose, the invention is realized by the following technical scheme: a freshness degree detection device based on friction force of the outer surface of an egg comprises a base, a linear drive device, a friction force detection mechanism, a clamping mechanism and a driving device.
The linear driving mechanism is fixed on the base, the clamping mechanism comprises a top clamping mechanism and a bottom clamping mechanism, the bottom clamping mechanism is fixed on the output end of the linear driving mechanism, the bottom clamping mechanism comprises a placing ring, and the bottom of the placing ring is connected with the output end of the linear driving mechanism through an elastic telescopic mechanism.
The top clamping mechanism comprises a fixing ring, the top of the fixing ring is connected with the output end of the driving device through a plurality of connecting rods, the center of the fixing ring is provided with the fixing ring, the driving device is fixed with the output end of the linear driving through a U-shaped support, and the friction force detection mechanism is slidably mounted on the base.
Further, the base is of a plate-shaped structure, the linear drive is a linear stepping motor with the model number of 42BYGHT8, and the output end of the linear stepping motor is a sliding block which moves linearly.
Furthermore, the friction force detection mechanism comprises two moving blocks, a rotatable rotating shaft is movably mounted at the tops of the moving blocks through bearings, driving wheels are arranged on the rotating shaft, the two driving wheels are driven through driving belts, the driving belts are made of elastic materials, and the surfaces of the driving belts are arranged in a rough shape.
Furthermore, two guide rails are fixedly mounted at the top of the base, the moving block is slidably mounted on the guide rails, and wedge blocks for limiting the moving block are arranged on the guide rails.
Further, the control switch of the linear drive is arranged on the rotating shaft, when the rotating shaft rotates, the linear drive stops working, and the base is provided with scales matched with the output end of the linear drive.
Further, be fixed with the pressure strip on solid fixed ring's the inner wall, the free end thickness of pressure strip is less than the thickness of pressure strip stiff end, and the face of looking down of pressure strip is fan-shaped structure, four just are the annular around on solid fixed ring's inner wall at least are no less than to the quantity of pressure strip, and the bottom of pressure strip is the arc form, and the bottom of pressure strip free end is provided with elasticity latex board, the ground of elasticity latex board bonds and has the sponge lug.
Further, place the ring and constitute by two concentric rings, and connect through the bearing between two concentric rings, and the ring inner wall that is located the center coats and is stamped the latex layer board, the inner wall of latex layer board is circular-arcly, and its circular arc angle down reduces from last gradually.
Compared with the prior art, the invention detects the friction force on the outer surface of the egg so as to judge the novel degree of the egg, has more accurate detection effect compared with the traditional mode of touching the egg by hands, has lower cost and lower operation requirement on staff compared with the traditional photoelectric detection equipment, and can meet the requirement of small and medium-sized enterprises.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a top clamping mechanism according to the present invention;
FIG. 3 is a schematic view of a bottom clamping mechanism according to the present invention;
FIG. 4 is a schematic view of the construction of the guide rail of the present invention;
figure 5 is a cross-sectional view of a moving mass of the invention;
FIG. 6 is a cross-sectional view of the retaining ring of the present invention;
FIG. 7 is an enlarged view of a portion A of FIG. 6 according to the present invention;
FIG. 8 is a schematic view of the lifting ring of the present invention;
FIG. 9 is a top view of the retaining ring of the present invention
The device comprises a base 1, a linear driving device 2, a friction force detection mechanism 3, a moving block 31, a rotating shaft 32, a driving wheel 33, a transmission belt 34, a clamping mechanism 4, a top clamping mechanism 41, a fixing ring 411, a connecting rod 412, a bottom clamping mechanism 42, a placing ring 421, an elastic telescopic mechanism 422, a driving device 5, a U-shaped support column 6, a guide rail 7, a pressing plate 8, an elastic latex plate 9, a sponge bump 10 and a latex supporting plate 11.
Detailed Description
As shown in fig. 1 to 9, the freshness detection device based on the friction force on the outer surface of the egg according to the embodiment of the present invention includes a plate-shaped base 1 for supporting the device, a linear motor 2 with a model number of 42 byte 8, a slider structure at the output end of the linear stepping motor 2, a friction force detection mechanism 3, a clamping mechanism 4, and a driving motor 5.
Wherein linear electric motor 2 passes through the bolt fastening on base 1, fixture 4 includes top fixture 41 and bottom fixture 42, and bottom fixture 42 is fixed on linear drive 2's output, and bottom fixture 42 is including placing ring 421, places and is connected through elastic telescopic rod 422 between the bottom of ring 421 and linear electric motor 2's the output.
The top clamping mechanism 41 comprises a fixing ring 411, the top of the fixing ring 411 is connected with the output end of the driving device 5 through a plurality of connecting rods 412, the center of the fixing ring 411 is provided with a driving motor 5, the driving motor 5 is fixed with the output end of the linear motor 2 through a U-shaped support 6, and the friction force detection mechanism 3 is slidably mounted on the base 1.
The friction force detection mechanism 3 comprises two moving blocks 31, a rotatable rotating shaft 32 is movably mounted at the top of each moving block 31 through a bearing, a driving wheel 33 is arranged on each rotating shaft 32, transmission is carried out between the two driving wheels 33 through a driving belt 34, the driving belt 34 is made of elastic materials, and the surface of each driving belt 34 is in a rough shape. Two guide rails 7 are fixedly installed on the top of the base 1, the moving block 31 is slidably installed on the guide rails 7, and a wedge block 32 for limiting the moving block 31 is arranged on the guide rails 7. The control switch of the linear drive 2 is arranged on the rotating shaft 32, when the rotating shaft 32 rotates, the linear drive 2 stops working, and the base is provided with a scale matched with the output end of the linear drive.
In this embodiment, be fixed with pressure strip 8 on solid fixed ring 411's the inner wall, pressure strip 8's free end thickness is less than the thickness of pressure strip 8 stiff end, and pressure strip 8's the face of looking down is fan-shaped structure, pressure strip 8's quantity is no less than four at least and is the annular around on solid fixed ring 411's inner wall, and pressure strip 8's bottom is the arc form, and the bottom of pressure strip 8 free end is provided with elasticity latex board 9, elasticity latex board 9's ground bonds and has sponge lug 10. Place ring 421 and comprise two concentric rings, and connect through the bearing between two concentric rings, and be located that the ring inner wall of heart coats and is stamped latex layer board 11, the inner wall of latex layer board 11 is circular-arcly, and its circular arc angle down reduces gradually from last.
The schematic diagram of the guide rail 7 and the moving block for limiting is shown in fig. 4 and 5. The two sides of the guide rail 7 are provided with wedge blocks, the inside of the moving block 31 is hollow and is provided with a clamping block matched with the wedge blocks, the moving block 31 is sleeved on the outer side of the guide rail 7, and a spring is arranged between the inner top wall of the moving block 31 and the top of the guide rail 7.
When examining, it makes elasticity telescopic link 422 power to place ring 421 downward extrusion, weave the inside of placing ring 421 with the end that pauses of egg simultaneously, then loose hand, loose hand back, bounce the egg under elasticity telescopic link 422's elasticity effect, bounce the back when the egg, the pointed end of egg passes solid fixed ring 411, can jack up the pressure strip 8 that solid fixed ring 411 center department set up when the egg passes solid fixed ring 411, in-process at pressure strip 8 by jack-up, pressure strip 8 can produce a downwards to the egg, inward extrusion force simultaneously, thereby fix the egg, elastic latex board 9 and the setting of sponge lug 10 that the 8 bottoms of pressure strip set up simultaneously, the frictional force between egg and pressure strip 8 has all been increased, thereby make the egg fixed more firm, and simultaneously, can also avoid the egg to be crushed the condition to appear. After the eggs are fixed, the moving block 31 is moved to make the transmission belt 34 contact with the outer surface of the eggs, then the driving device 5, namely the driving motor, is started, the driving device 5 drives the fixing ring 411 to rotate and simultaneously drives the eggs to rotate, when the eggs rotate, the linear motor 2 is started, when the linear motor 2 is started, the eggs are driven to extrude the transmission belt 34, so that the friction force between the eggs and the transmission belt 34 is increased, when the friction force reaches a certain value, the eggs drive the transmission belt 34 to rotate, when the transmission belt 34 rotates, the linear driving stops moving, at the moment, the friction coefficient between the eggs and the transmission belt 34 is judged according to the moving distance of the sliding blocks on the linear motor 2, according to the formula of the friction force f = FN x mu, FN and f can be known in the scheme, so that the friction coefficient mu can be obtained, thereby judging whether the outer surface of the egg is smooth. When the slide block moves farther, the outer surface of the egg is smoother, the egg time is also long, and on the contrary, the egg is fresher.
Claims (6)
1. The utility model provides a freshness check out test set based on egg surface friction which characterized in that: comprises a base (1), a linear drive (2), a friction force detection mechanism (3), a clamping mechanism (4) and a drive device (5);
the linear driving mechanism (2) is fixed on the base (1), the clamping mechanism (4) comprises a top clamping mechanism (41) and a bottom clamping mechanism (42), the bottom clamping mechanism (42) is fixed on the output end of the linear driving mechanism (2), the bottom clamping mechanism (42) comprises a placing ring (421), and the bottom of the placing ring (421) is connected with the output end of the linear driving mechanism (2) through an elastic telescopic mechanism (422);
the top clamping mechanism (41) comprises a fixing ring (411), the top of the fixing ring (411) is connected with the output end of a driving device (5) through a plurality of connecting rods (412), a pressing plate (8) is arranged at the center of the fixing ring (411), the driving device (5) is fixed with the output end of the linear driving device (2) through a U-shaped support (6), and the friction force detection mechanism (3) is slidably mounted on the base (1);
the friction force detection mechanism (3) is slidably mounted on the base (1), the friction force detection mechanism (3) comprises two moving blocks (31), a rotatable rotating shaft (32) is movably mounted at the top of each moving block (31) through a bearing, a driving wheel (33) is arranged on each rotating shaft (32), transmission is carried out between the two driving wheels (33) through a driving belt (34), the driving belt (34) is made of an elastic material, and the surface of the driving belt (34) is arranged in a rough shape.
2. The freshness detection device based on the friction force of the outer surface of the egg as claimed in claim 1, wherein: the base (1) is of a plate-shaped structure, the linear drive (2) is a linear stepping motor with the model number of 42BYGHT8, and the output end of the linear stepping motor is a sliding block which moves linearly.
3. The freshness detection device based on the friction force of the outer surface of the egg as claimed in claim 2, wherein: two guide rails (7) are fixedly installed at the top of the base (1), the moving block (31) is installed on the guide rails (7) in a sliding mode, and wedge blocks (32) for limiting the moving block (31) are arranged on the guide rails (7).
4. The freshness detection device based on the friction force of the outer surface of the egg as claimed in claim 3, wherein: the control switch of the linear drive (2) is arranged on the rotating shaft (32), when the rotating shaft (32) rotates, the linear drive (2) stops working, and scales matched with the output end of the linear drive are arranged on the base.
5. The freshness detection device based on the friction force of the outer surface of the egg as claimed in claim 1, wherein: be fixed with pressure strip (8) on the inner wall of solid fixed ring (411), the free end thickness of pressure strip (8) is less than the thickness of pressure strip (8) stiff end, and the face of looking down of pressure strip (8) is fan-shaped structure, the quantity of pressure strip (8) is no less than four at least and is the annular around on the inner wall of solid fixed ring (411), and the bottom of pressure strip (8) is the arc form, and the bottom of pressure strip (8) free end is provided with elasticity latex board (9), the bottom surface of elasticity latex board (9) bonds and has sponge lug (10).
6. The freshness detection device based on the friction force of the outer surface of the egg as claimed in claim 1, wherein: place ring (421) and constitute by two concentric rings, and connect through the bearing between two concentric rings, and the ring inner wall that is located the heart has latex layer board (11) on, the inner wall of latex layer board (11) is circular-arcly, and its circular arc angle down reduces gradually from last.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811442128.8A CN109521169B (en) | 2018-11-29 | 2018-11-29 | Freshness degree detection equipment based on outer surface friction force of eggs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811442128.8A CN109521169B (en) | 2018-11-29 | 2018-11-29 | Freshness degree detection equipment based on outer surface friction force of eggs |
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| Publication Number | Publication Date |
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| CN109521169A CN109521169A (en) | 2019-03-26 |
| CN109521169B true CN109521169B (en) | 2021-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811442128.8A Active CN109521169B (en) | 2018-11-29 | 2018-11-29 | Freshness degree detection equipment based on outer surface friction force of eggs |
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| CN103091245A (en) * | 2012-12-17 | 2013-05-08 | 江苏大学 | Device and method for measuring poultry egg static friction coefficient |
| CN103528945A (en) * | 2013-09-27 | 2014-01-22 | 清华大学 | Friction measurement device |
| CN204433447U (en) * | 2015-01-27 | 2015-07-01 | 张兴圩 | A kind of dress egg device |
| CN204831961U (en) * | 2015-08-03 | 2015-12-02 | 河南师范大学 | Fresh degree detection device of egg |
| CN205124703U (en) * | 2015-10-27 | 2016-04-06 | 江苏长顺农牧有限公司 | Automatic machine is selected to breeding eggs |
| CN105673794A (en) * | 2016-03-28 | 2016-06-15 | 苏州市合叶精密机械有限公司 | Friction drive mechanism |
| CN105928869A (en) * | 2016-03-26 | 2016-09-07 | 东北农业大学 | Cylinder-type static friction and sliding friction coefficient test platform |
| CN207301033U (en) * | 2017-10-24 | 2018-05-01 | 仲恺农业工程学院 | A kind of egg non-destructive testing device based on infrared ray |
-
2018
- 2018-11-29 CN CN201811442128.8A patent/CN109521169B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06109621A (en) * | 1992-09-28 | 1994-04-22 | Kinugawa Rubber Ind Co Ltd | Rotational friction resistance test device |
| JPH08159952A (en) * | 1994-12-06 | 1996-06-21 | Nippon Seiko Kk | Friction testing machine |
| CN102081036A (en) * | 2010-11-19 | 2011-06-01 | 贵阳万江航空机电有限公司 | Tester for frictional coefficient between rain wiper rubber strip and glass |
| CN102507434A (en) * | 2011-11-25 | 2012-06-20 | 北京化工大学 | Device and method for measuring dynamical friction coefficient of powder materials |
| CN103091245A (en) * | 2012-12-17 | 2013-05-08 | 江苏大学 | Device and method for measuring poultry egg static friction coefficient |
| CN103528945A (en) * | 2013-09-27 | 2014-01-22 | 清华大学 | Friction measurement device |
| CN204433447U (en) * | 2015-01-27 | 2015-07-01 | 张兴圩 | A kind of dress egg device |
| CN204831961U (en) * | 2015-08-03 | 2015-12-02 | 河南师范大学 | Fresh degree detection device of egg |
| CN205124703U (en) * | 2015-10-27 | 2016-04-06 | 江苏长顺农牧有限公司 | Automatic machine is selected to breeding eggs |
| CN105928869A (en) * | 2016-03-26 | 2016-09-07 | 东北农业大学 | Cylinder-type static friction and sliding friction coefficient test platform |
| CN105673794A (en) * | 2016-03-28 | 2016-06-15 | 苏州市合叶精密机械有限公司 | Friction drive mechanism |
| CN207301033U (en) * | 2017-10-24 | 2018-05-01 | 仲恺农业工程学院 | A kind of egg non-destructive testing device based on infrared ray |
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| CN109521169A (en) | 2019-03-26 |
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Denomination of invention: A freshness detection device based on outer surface friction of eggs Effective date of registration: 20230208 Granted publication date: 20210511 Pledgee: Xinchang Zhejiang rural commercial bank Limited by Share Ltd. Pledgor: Shaoxing Ruikai New Material Co.,Ltd. Registration number: Y2023330000328 |
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Denomination of invention: A Freshness Detection Device Based on the Friction Force of the Outer Surface of Eggs Effective date of registration: 20230829 Granted publication date: 20210511 Pledgee: Xinchang Zhejiang rural commercial bank Limited by Share Ltd. Pledgor: Shaoxing Ruikai New Material Co.,Ltd. Registration number: Y2023330001867 |
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Granted publication date: 20210511 Pledgee: Xinchang Zhejiang rural commercial bank Limited by Share Ltd. Pledgor: Shaoxing Ruikai New Material Co.,Ltd. Registration number: Y2023330001867 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20240507 Address after: 516400 Baisha Village, Kebei Village Committee, Ketang Town, Haifeng County, Shanwei City, Guangdong Province Patentee after: Shanwei Jiajia Agricultural Technology Co.,Ltd. Country or region after: China Address before: 312500 No.1 Weiyi Road, Shaxi Town New District, Xinchang County, Shaoxing City, Zhejiang Province Patentee before: Shaoxing Ruikai New Material Co.,Ltd. Country or region before: China |