CN208513101U - A kind of two-sided vision-based detection mango grading plant - Google Patents
A kind of two-sided vision-based detection mango grading plant Download PDFInfo
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- CN208513101U CN208513101U CN201821143266.1U CN201821143266U CN208513101U CN 208513101 U CN208513101 U CN 208513101U CN 201821143266 U CN201821143266 U CN 201821143266U CN 208513101 U CN208513101 U CN 208513101U
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- mango
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Abstract
The utility model discloses a kind of two-sided vision-based detection mango grading plants.Two-sided vision-based detection mango grading plant includes rack, feeding device, conveying device, flexible turn-over mechanism, image collecting device, grading discharge device, transmission system and control system.Conveying device includes upper layer and lower layer, is installed using vertically stacked mode, and is respectively arranged with image collecting device for acquiring the tow sides image of mango.Upper layer and lower layer conveying device passes through flexible turn-over mechanism connection, and mango enters flexible turn-over mechanism turn-over after the conveying device of upper layer and enters back into lower layer's conveying device.The maturity and defect information of the comprehensive obverse and reverse sides of system, obtain mango grade, realize mango grading discharge by grading discharge device.Compared with prior art, the utility model realizes the virtually lossless detection of irregular fruit, has the advantages that classification efficiency is high, mitigates labour, high degree of automation.
Description
Technical field
The utility model relates to a kind of fruit grading technologies, more particularly to a kind of machine vision that passes through to carry out automatically to mango
The device of detection and classification.
Background technique
Mango is liked that by consumer, China is that Mango Output is second largest because of unique mouthfeel and higher nutritive value
State, mango plantation area are distributed mainly on the tropical and subtropical region such as Hainan, Guangxi, Guangdong, Taiwan and Yunnan, Fujian.Awns
Fruit belongs to rear ripe fruit, and can effectively be classified can be enhanced benefit, more helps mango postpartum commercial treatment.
But mango classification faces some difficulties, faces huge Mango Output, China's mango generally passes through manually at this stage
Or the mode of man-computer cooperation carries out mango classification.On the one hand, using manual grading skill heavy workload, the amount of labour is big, low efficiency, classification
Quality there is very strong dependence to the classification experience and qualification of staff, meanwhile, worker works long hours easy
Work fatigue causes classification to malfunction.On the other hand, in irregular shape due to mango, it is difficult to acquire multi-panel using machine vision
Image realizes mango automatic classification, and the backwardness of classification technique causes very big be stranded to work such as the after-ripening of mango, packaging, transports
It disturbs.
Domestic some R&D institutions and enterprise have developed the fruit sorter based on machine vision at present, but
It is the classification that these fruit graders are chiefly used in spherical fruit.Mango is in irregular shape, can not carry out on original grader complete
The detection in face, while mango quality is softer, using existing apparatus it is difficult to ensure that mango quality.
Summary of the invention
In view of the problems of the existing technology, the purpose of this utility model is that avoiding the deficiencies in the prior art, one is provided
The two-sided vision-based detection mango grading plant of kind, characteristic in irregular shape for mango, quality is softer, appearance entire for mango
It is detected, to realize mango grade classification.
To realize the purpose of this utility model, the utility model takes following technical scheme: a kind of two-sided vision-based detection awns
Fruit grading plant, including rack, feeding device, conveying device, flexible turn-over mechanism, image collecting device, grading discharge device,
Transmission system and control system, it is characterised in that: the conveying device includes upper layer conveying device and lower layer's conveying device, upper layer
Conveying device is mounted on the rack with lower layer's conveying device using vertically stacked mode, and passes through flexible turn-over mechanism connection, awns
Fruit is by entering lower layer's conveying device, upper layer conveying device and lower layer's conveying through flexible turn-over mechanism turn-over after the conveying device of upper layer
Be equipped on device image collecting device be respectively used to acquisition mango obverse and reverse image, control system by mango into
The image synthesis of row tow sides, which analyzes and determines mango rank and controls grading discharge device, carries out corresponding actions realization mango point
Grade.
The feeding device includes hopper and material guide mechanism, and the hopper is mounted on the upper of the upper layer conveying device
Fang Qianduan is used for splicing, and the material guide mechanism is formed by two pieces in the stock guide installed before and after splayed configuration, passes through material guide mechanism
Mango can be made along conveying direction longitudinal arrangement, in order to subsequent image acquisition, turn-over and discharging.
The flexibility turn-over mechanism is made of turn-over conveyer belt group, roller, carrying roller, adaptive roller and spring, described
Turn-over conveyer belt group is installed and is close together relatively by two conveyer belts that movement velocity is identical and the direction of motion is opposite and formed.
Mango enters flexible turn-over mechanism by upper layer conveying device, moves half along circular motion track under the clamping of turn-over conveyer belt group
A circle, to realize that 180 degree is overturn, subsequently into lower layer's conveying device.The adaptive roller is mounted on leading for rack
It can slide laterally on bar and on guide rod to adapt to different size of mango, the spring is connected with the adaptive roller
To keep suitable chucking power between turn-over conveyer belt group.
The image collecting device includes upper layer images acquisition device and lower image acquisition device, the upper layer images
Acquisition device includes industrial camera and light source, and the light source uses four square arrangements of bar-shaped LED lamp, lower layer's figure
As acquisition device is identical as the upper layer images acquisition device.
The grading discharge device has 3 groups of discharging mechanisms, and 3 groups of discharging mechanisms are mounted on lower layer using equidistant interval
The back segment of conveying device, every 1 group of discharging mechanism include sliding electromagnet, flexible push plate and discharge bucket, the sliding electromagnet peace
Mounted in the side of lower layer's conveying device, installation direction is vertical with the conveying direction of lower layer's conveying device, the flexibility
Push plate is connected with sliding electromagnet, and the discharge bucket is mounted on the other side of lower layer's conveying device, installation site and institute
Sliding electromagnet is stated on same center line.The sliding electromagnet is released when discharging, will be in conveying device by flexible push plate
Mango shift onto corresponding discharge bucket realize discharging.
The transmission system includes motor, chain and chain wheel set, and the chain is one, and the chain wheel set is by multiple
Sprocket wheel composition is connected with the upper layer conveying device, lower layer's conveying device, flexible turn-over mechanism and motor respectively, described
Whole sprocket wheels in chain wheel set are connected with the chain, guarantee the motion synchronicity of all moving components.
The control system includes pan feeding sensor, exit sensors, industrial computer, IO card, the pan feeding sensor
Including upper layer pan feeding sensor and lower layer's pan feeding sensor, it is all made of infrared emission sensor, is separately mounted to the upper layer figure
As the front of acquisition device and lower image acquisition device, for triggering the industrial camera acquisition image, the discharging sensing
Device uses infrared emission sensor, is mounted on the front of the grading discharge device, dynamic for triggering the grading discharge device
Make, the pan feeding sensor, exit sensors and grading discharge device are connected with the IO card, the IO card and the industry
Computer is connected, and the industrial computer is connected with the industrial camera.
Compared with prior art, the utility model has the beneficial effects that a kind of two-sided vision inspection provided by the utility model
Mango grading plant is surveyed, for mango feature in irregular shape, the automatic turnover of mango is realized using flexible turn-over mechanism, and
It acquires the obverse and reverse sides image of mango respectively using upper layer and lower layer image collecting device, analyze mango information comprehensively and is classified.Phase
For existing fruit grader, the utility model realizes the automatic collection of the entire appearance images of irregular fruit, realizes awns
The machine vision of fruit is classified, and has the advantages that classification efficiency is high, mitigates labour, high degree of automation.
Detailed description of the invention
Fig. 1 show two-sided vision-based detection mango grading plant main view.
Fig. 2 show two-sided vision-based detection mango grading plant top view.
Fig. 3 show flexible turn-over mechanism schematic diagram.
Fig. 4 show two-sided vision-based detection mango grading plant axonometric drawing.
In figure: 1, roller；2, adaptive roller；3, spring；4, carrying roller；5, turn-over conveyer belt group；6, rack；7, hopper；
8, material guide mechanism；9, upper layer conveying device；10, upper layer pan feeding sensor；11, industrial camera；12, chain wheel set；13, chain；14,
Lower layer's pan feeding sensor；15, motor；16, lower layer's conveying device；17, exit sensors 18, flexible push plate；19, discharge bucket；20,
Light source；21, sliding electromagnet.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing.
Two-sided vision-based detection mango grading plant main view in the utility model is as shown in Figure 1, two-sided vision-based detection mango
As shown in Fig. 2, a certain number of mango are put into hopper 7, upper layer conveying device 9 conveys mango and passes through grading plant top view
Material guide mechanism 8 makes the mango unification of different directions, different location arrange along conveying direction and pass through one by one.Mango is close to upper layer
When image collecting device, upper layer pan feeding sensor 10 triggers industrial camera 11 and obtains mango direct picture, and light source 20 is adopted for image
Acquisition means carry out light filling.
As shown in Fig. 2, to realize that dual-side image obtains, mango is moving flexible turn-over mechanism schematic diagram in the utility model
Enter flexible turn-over mechanism under contrary, the identical turn-over conveyer belt group 5 of movement velocity clamping, during turn-over, roller 1
Power is provided for turn-over conveyer belt group 5, carrying roller 4 is that turn-over conveyer belt group 5 provides support force, and spring 3 is according to mango shape adjustment
Adaptive 2 position of roller, thus keep turn-over move in mango chucking power, flexible turn-over mechanism makes mango flexibility turn-over and only
Turn-over is primary.
Under two-sided vision-based detection mango grading plant axonometric drawing after mango turn-over as shown in figure 4, enter in the utility model
Layer conveying device 16, lower layer's pan feeding sensor 14 receive signal and acquire verso images, control system by lower image acquisition device
System combines mango dual-side image to be classified, and user can pass through industrial computer real time inspection mango image and rating information.When out
When material sensor 17 receives signal, grading discharge device drives corresponding sliding electromagnet 21 to drive flexibility according to mango grade
Push plate 18 moves synchronously, and mango is pushed in specified discharge bucket 19, realizes mango classification.
Although being described in conjunction with the accompanying the real-time mode of the utility model, those skilled in the art can not departed from
Various modifications and variations are made in the case where the spirit and scope of the utility model, such modifications and variations are each fallen within by appended
In claim limited range.
Claims (7)
1. a kind of two-sided vision-based detection mango grading plant, including rack, feeding device, conveying device, flexible turn-over mechanism, figure
As acquisition device, grading discharge device, transmission system and control system, it is characterised in that: the conveying device includes that upper layer is defeated
Device and lower layer's conveying device are sent, upper layer conveying device is mounted on the rack with lower layer's conveying device using vertically stacked mode,
And by flexible turn-over mechanism connection, mango is by entering lower layer's conveying dress through flexible turn-over mechanism turn-over after the conveying device of upper layer
It sets, the obverse and reverse that image collecting device is respectively used to acquisition mango is equipped in upper layer conveying device and lower layer's conveying device
Image, control system are filled by carrying out the image synthesis analytical judgment mango rank of tow sides to mango and controlling grading discharge
It sets and carries out corresponding actions realization mango classification.
2. a kind of two-sided vision-based detection mango grading plant as described in claim 1, it is characterised in that: the flexibility turnover machine
Structure is made of turn-over conveyer belt group, roller, carrying roller, adaptive roller and spring, and the turn-over conveyer belt group is moved by two
The conveyer belt that speed is identical and the direction of motion is opposite is installed relatively and the composition that is close together, by carrying out clamping conveying to mango
Realize that mango turn-over, the adaptive roller are mounted on the guide rod of rack and can slide laterally on guide rod to adapt to not
With the mango of size, the spring is connected to keep suitable chucking power between turn-over conveyer belt group with the adaptive roller.
3. a kind of two-sided vision-based detection mango grading plant as described in claim 1, it is characterised in that: the feeding device
Including hopper and material guide mechanism, the hopper is mounted on the top front end of the upper layer conveying device, the material guide mechanism
It is formed by two pieces in the stock guide installed before and after splayed configuration.
4. a kind of two-sided vision-based detection mango grading plant as described in claim 1, it is characterised in that: the Image Acquisition
Device includes upper layer images acquisition device and lower image acquisition device, the upper layer images acquisition device include industrial camera and
Light source, the light source use four square arrangements of bar-shaped LED lamp, the lower image acquisition device and the upper layer figure
As acquisition device is identical.
5. a kind of two-sided vision-based detection mango grading plant as described in claim 1, it is characterised in that: the grading discharge
Device has 3 groups of discharging mechanisms, and 3 groups of discharging mechanisms are mounted on the back segment of lower layer's conveying device using equidistant interval, and every 1 group goes out
Material mechanism includes that sliding electromagnet, flexible push plate and discharge bucket, the sliding electromagnet are mounted on lower layer's conveying device
Side, installation direction is vertical with the conveying direction of lower layer's conveying device, and the flexibility push plate is connected with sliding electromagnet,
The discharge bucket is mounted on the other side of lower layer's conveying device, and installation site and the sliding electromagnet are in same center line
On.
6. a kind of two-sided vision-based detection mango grading plant as described in claim 1, it is characterised in that: the transmission system packet
Include motor, chain and chain wheel set, the chain is one, and the chain wheel set is made of multiple sprocket wheels, respectively with it is described
Upper layer conveying device, lower layer's conveying device, flexible turn-over mechanism are connected with motor, whole sprocket wheels and institute in the chain wheel set
It states chain to be connected, guarantees the motion synchronicity of all moving components.
7. a kind of two-sided vision-based detection mango grading plant as described in claim 1, it is characterised in that: the control system
Including pan feeding sensor, exit sensors, industrial computer, IO card, the pan feeding sensor includes upper layer pan feeding sensor under
Layer pan feeding sensor, is all made of infrared emission sensor, is separately mounted to upper layer images acquisition device and lower image acquisition dress
The front set, for triggering industrial camera acquisition image, the exit sensors use infrared emission sensor, are mounted on described
The front of grading discharge device, for triggering the grading discharge device action, the pan feeding sensor, exit sensors and point
Grade discharging device is connected with the IO card, and the IO card is connected with the industrial computer, the industrial computer and the work
Industry camera is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821143266.1U CN208513101U (en) | 2018-07-19 | 2018-07-19 | A kind of two-sided vision-based detection mango grading plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821143266.1U CN208513101U (en) | 2018-07-19 | 2018-07-19 | A kind of two-sided vision-based detection mango grading plant |
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| Publication Number | Publication Date |
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| CN208513101U true CN208513101U (en) | 2019-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821143266.1U Expired - Fee Related CN208513101U (en) | 2018-07-19 | 2018-07-19 | A kind of two-sided vision-based detection mango grading plant |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110146516A (en) * | 2019-06-17 | 2019-08-20 | 湖南农业大学 | Fruit sorter based on orthogonal binocular machine vision |
| CN110614232A (en) * | 2019-10-18 | 2019-12-27 | 沈阳农业大学 | Agaricus bisporus grading system |
| CN110732500A (en) * | 2018-07-19 | 2020-01-31 | 湖南农业大学 | mango grading device based on machine vision |
| CN110614232B (en) * | 2019-10-18 | 2024-07-09 | 沈阳农业大学 | Agaricus bisporus grading system |
-
2018
- 2018-07-19 CN CN201821143266.1U patent/CN208513101U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110732500A (en) * | 2018-07-19 | 2020-01-31 | 湖南农业大学 | mango grading device based on machine vision |
| CN110732500B (en) * | 2018-07-19 | 2024-02-27 | 湖南农业大学 | Mango grading plant based on machine vision |
| CN110146516A (en) * | 2019-06-17 | 2019-08-20 | 湖南农业大学 | Fruit sorter based on orthogonal binocular machine vision |
| CN110146516B (en) * | 2019-06-17 | 2024-04-02 | 湖南农业大学 | Fruit grading device based on orthogonal binocular machine vision |
| CN110614232A (en) * | 2019-10-18 | 2019-12-27 | 沈阳农业大学 | Agaricus bisporus grading system |
| CN110614232B (en) * | 2019-10-18 | 2024-07-09 | 沈阳农业大学 | Agaricus bisporus grading system |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190219 Termination date: 20190719 |