CN203720072U - Hyperspectral detection device - Google Patents
Hyperspectral detection device Download PDFInfo
- Publication number
- CN203720072U CN203720072U CN201320792928.9U CN201320792928U CN203720072U CN 203720072 U CN203720072 U CN 203720072U CN 201320792928 U CN201320792928 U CN 201320792928U CN 203720072 U CN203720072 U CN 203720072U
- Authority
- CN
- China
- Prior art keywords
- objective table
- image
- detection device
- casing
- detected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 59
- 238000001228 spectrum Methods 0.000 claims description 54
- 239000013307 optical fiber Substances 0.000 claims description 11
- 238000013519 translation Methods 0.000 claims description 9
- 230000001276 controlling effect Effects 0.000 claims description 5
- 239000006185 dispersion Substances 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 150000002367 halogens Chemical class 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- 238000000701 chemical imaging Methods 0.000 abstract 5
- 238000012360 testing method Methods 0.000 description 12
- 241001465754 Metazoa Species 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 235000021393 food security Nutrition 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model discloses a hyperspectral detection device which comprises a hyperspectral imaging device (3), a sensor bracket (5) and an objective table (7), wherein the hyperspectral imaging device (3) and the sensor bracket (5) are arranged on an upright post (2); the objective table (7) is arranged below the hyperspectral imaging device (3); and the hyperspectral imaging device (3) can move up and down along the upright post (2). According to the hyperspectral detection device, image information and wavelength information of an object to be detected on the objective table are acquired through the hyperspectral imaging device, the object to be detected can be automatically detected by utilizing the device, a detection result is output in real time, errors brought by manual operation are greatly reduced in the detection process, and the detection efficiency and accuracy are improved, so that the detection result is more reliable. Moreover, because automatic collection is performed in a hyperspectral mode, the detection time is saved, and the detection efficiency is improved.
Description
Technical field
The utility model relates to spectrum detection technique field, relates in particular to a kind of high spectrum detection device.
Background technology
Current food security and quality are the emphasis that consumers in general pay close attention to, and especially food security index is related to consumers in general's health and life security especially.Generally before dispatching from the factory, there is special quality supervision department to check for converted products, but also there is blind area in the detection for agricultural and animal products safety, China's agricultural and animal products detection technique is relatively backward, especially directly perfect not enough towards quick, the instant detection technique of peasant household, this makes the place of production of China's agricultural and animal products detect slower development.
Mainly that reviewer is according to the place of production, it being carried out to field review for the traditional detection method of agricultural and animal products, comprise collection to sample or to environmental baseline, medicining condition etc. in agricultural and animal products cultivating process, professional standards, evaluation environment and the preparation of samples of this detection mode to reviewer has higher requirements, and checkout procedure complexity, length consuming time, inspection cost is high.
Utility model content
(1) technical matters that will solve
For above-mentioned defect, the technical problems to be solved in the utility model is how to provide a kind of pick-up unit can in the situation that simplifying testing process, shortening sense cycle, realize the detection to its quality.
(2) technical scheme
For addressing the above problem, the utility model provides a kind of high spectrum detection device, comprise: high light spectrum image-forming device 3, sensor stand 5 and objective table 7, wherein said high light spectrum image-forming device 3 and described sensor stand 5 are installed on described column 2, described objective table 7 is arranged on the below of high light spectrum image-forming device 3, and described high light spectrum image-forming device 3 can move up and down along described column 2.
Further, form between each connecting link of described sensor stand 5 and adopt articulated manner to connect, all capable of regulatings of position each other and distance.
Further, described objective table 7 is two-dimensional movement objective table, comprise electronic control translation stage and electrical-controlled lifting platform, described electrical-controlled lifting platform can drive described two-dimensional movement objective table to move up and down along vertical direction, and described motorized precision translation stage can drive two-dimensional movement objective table along horizontal direction.
Further, also comprise controller 6, comprise motion controller and data collecting card, wherein said data collecting card is for the collection to sensor signal, and described motion controller is for controlling position and the motion of described two-dimensional movement objective table electronic control translation stage and electrical-controlled lifting platform.
Further, also comprising optical fiber source 4, is a continuously adjustable high-power halogen tungsten lamp light source, and its light sending is exported by optical fiber, and being irradiated on the object to be detected being placed on described objective table 2 is a circular light spot.
Further, described high light spectrum image-forming device 2 comprises CCD camera, becomes image height spectrometer and optically focused camera lens, CCD camera with optically focused camera lens by becoming image height spectrometer to be connected, the image information of object to be detected converges to into image height spectrometer by optically focused camera lens, become image height spectrometer that the image information of gained is carried out projecting on CCD camera after dispersion according to different wavelength, thereby get image information and the wavelength information of object to be detected.
Further, on described sensor stand 5, be provided with range sensor, respond to identification for treating the height of detected object, output height number.
Further, also comprise casing 1, described column 2, high light spectrum image-forming device 3, optical fiber source 4, sensor stand 5, sensor, controller 6 and objective table 7 are all arranged on the first space of described box house, and wherein said column 2 is arranged on the top of described casing.
Further, the inside of described casing 1 also comprises second space, is positioned at described the first space below, is provided with display pallet 9, and described display pallet 9 can slide along track, by described display pallet 9 from the interior extraction of casing 1;
By display 8, by being hingedly fixed on display pallet 9, described display 8 closes or opens on described display pallet 9, after opening, can operate on it, and after closing, can together push casing 1 inside with display pallet 9, forms an entirety with casing 1.
Further, the inside of described casing 1 also comprises the 3rd space, is positioned at the below of described second space, is provided with main frame 10, and described data collecting card is arranged in described main frame 10.
(3) beneficial effect
The utility model provides and the utility model discloses a kind of high spectrum detection device, comprise: high light spectrum image-forming device 3, sensor stand 5 and objective table 7, wherein said high light spectrum image-forming device 3 and described sensor stand 5 are installed on described column 2, described objective table 7 is arranged on the below of high light spectrum image-forming device 3, and described high light spectrum image-forming device 3 can move up and down along described column 2.This high spectrum detection device obtains image information and the wavelength information of object to be detected on objective table by high light spectrum image-forming device, utilize this device can treat detected object and carry out robotization detection, and real-time output detections result, greatly reduce the error of bringing due to manual operation in testing process, improve detection efficiency and degree of accuracy, make testing result more reliable.Owing to adopting high spectrum automatically to gather, can, according to testing staff's the requirement that arranges, automatically the object to be detected of putting into be detected, detection speed is fast, saves time, thereby improves detection efficiency.High light spectrum image-forming technological incorporation traditional image and spectral technique, can obtain spatial positional information and the spectral information of object to be detected simultaneously, therefore can reflect better the Comprehensive Traits of object to be detected, can be used as in quality of agricultural product assessment and safety detection research effectively, testing tool easily and efficiently.
Brief description of the drawings
The composition schematic diagram of a kind of high spectrum detection device that Fig. 1 provides for the utility model embodiment.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
A kind of high spectrum detection device is provided in the utility model embodiment, structural representation as shown in Figure 1, comprise: high light spectrum image-forming device 3, sensor stand 5 and objective table 7, wherein high light spectrum image-forming device 3 and sensor stand 5 are installed on column 2, objective table 7 is arranged on the below of high light spectrum image-forming device 3, and high light spectrum image-forming device 3 can move up and down along column 2.
Based on above-mentioned high spectrum detection device, obtain image information and the wavelength information of object to be detected on objective table by high light spectrum image-forming device, utilize this device can treat detected object and carry out robotization detection, and real-time output detections result, greatly reduce the error of bringing due to manual operation in testing process, improve detection efficiency and degree of accuracy, make testing result more reliable.Owing to adopting high spectrum automatically to gather, can, according to testing staff's the requirement that arranges, automatically the object to be detected of putting into be detected, detection speed is fast, saves time, thereby improves detection efficiency.
It should be noted that, 1 in the present embodiment Fig. 1 represents casing, and 4 represent optical fiber source, and 6 represent controller, and 8 represent display, and 9 represent display pallet, and 10 represent main frame main frame.
Preferably, in the present embodiment, on sensor stand 5, be provided with range sensor, respond to identification for treating the height of detected object, output height number.Further, in the present embodiment, forming between each connecting link of sensor stand 5 adopts articulated manner to connect, position each other and all capable of regulatings of distance, can regulate height and the direction of the range sensor (not shown in figure 1) of placing on sensor stand more easily.
Preferably, objective table 7 in the present embodiment is two-dimensional movement objective table, comprise electronic control translation stage and electrical-controlled lifting platform, electrical-controlled lifting platform can drive two-dimensional movement objective table to move up and down along vertical direction, and motorized precision translation stage can drive two-dimensional movement objective table along horizontal direction.
Preferably, high spectrum detection device in the present embodiment also comprises controller 6, comprise motion controller and data collecting card, motion controller and data collecting card are shown in Figure 1, wherein data collecting card is for the collection to sensor signal, and motion controller is for controlling position and the motion of two-dimensional movement objective table electronic control translation stage and electrical-controlled lifting platform.
Preferably, the high spectrum detection device in the present embodiment also comprises optical fiber source 4, is a continuously adjustable high-power halogen tungsten lamp light source, and its light sending is exported by optical fiber, and being irradiated on the object to be detected being placed on objective table 2 is a circular light spot.
Preferably, in the present embodiment, high light spectrum image-forming device 2 comprises CCD camera, becomes image height spectrometer and optically focused camera lens, CCD camera with optically focused camera lens by becoming image height spectrometer to be connected, the image information of object to be detected converges to into image height spectrometer by optically focused camera lens, become image height spectrometer that the image information of gained is carried out projecting on CCD camera after dispersion according to different wavelength, thereby get image information and the wavelength information of object to be detected.
Preferably, high spectrum detection device in the present embodiment also comprises casing 1, column 2, high light spectrum image-forming device 3, optical fiber source 4, sensor stand 5, sensor, controller 6 and objective table 7 are all arranged on the first space of box house, and its central post 2 is arranged on the top of casing.
Preferably, in the high spectrum detection device in the present embodiment, the inside of casing 1 also comprises second space, is positioned at the first space below, is provided with display pallet 9, and display pallet 9 can slide along track, by display pallet 9 from the interior extraction of casing 1.By display 8, by being hingedly fixed on display pallet 9, display 8 closes or opens on display pallet 9, after opening, can operate on it, and after closing, can together push casing 1 inside with display pallet 9, forms an entirety with casing 1.
Preferably, in the high spectrum detection device in the present embodiment, the inside of casing 1 also comprises the 3rd space, is positioned at the below of second space, be provided with main frame 10, and data collecting card is arranged in main frame 10.
Further, in the present embodiment, casing 1 separates by a dividing plate, and optical fiber source 4 and controller 6 are placed in rear portion; Front portion is perform region, and high light spectrum image-forming device 3, range sensor, objective table 7 are installed, and column 2 is arranged on the top of casing 1, and high light spectrum image-forming device 3 is installed on column 2 and can on column 2, be slided up and down, and sensor stand 5 is also arranged on column 2.The middle part (being second space) of casing 1 is provided with display pallet 9, and display pallet 9 can slide in orbit, and track is positioned at the below of display pallet 9.The altitude information that wherein range sensor collects is directly exported to main frame 10 by serial ports, the height number that main frame 10 sends according to this range sensor is treated the height of detected object and is adjusted, control sensor stand 5 and move on column 2, till knowing the height that reaches suitable.
Shown in Fig. 1 is that the first space and second space are opened, the schematic diagram under third state closure state.
Wherein the present embodiment middle controller 6 practical functions comprise: control the motion state of two-dimensional movement objective table and reading and controlling of range sensor data; Control the setting of CCD camera correlation parameter; Control collection and the analyzing and processing of high light spectrum image-forming device to spectral information, also can show operation result for controlling demonstration with preservation module, and result can be exported and preserved according to operating personnel's requirement.
It should be noted that, but controller MCU(Micro Control Unit in the present embodiment, micro-control unit), it is as the slave computer of whole pick-up unit.
The workflow diagram of high spectrum detection device in the present embodiment, specific as follows:
Object to be detected is placed on two-dimensional movement objective table, the height that sensor is treated detected object is by way of example responded to identification, output height number, send it to main frame, main frame determines that whether position is suitable after receiving this height number, will, by regulating sensor stand, comprise that distance and the position between each connecting link that forms sensor stand adjusted, until find suitable position if improper.Open light fibre source, its light sending is radiated at and on object to be detected, forms a circular light spot, the image information of object to be detected converges to into image height spectrometer by optically focused camera lens, become image height spectrometer that the image information of gained is carried out projecting on CCD camera after dispersion according to different wavelength, thereby get image information and the wavelength information of object to be detected.
It should be noted that, the main frame in the present embodiment, as the host computer of whole pick-up unit, receives the processing of carrying out after image information and wavelength information, and provides testing result based on these information datas, specifically comprises:
First carry out parameter setting, comprise setting, the motion state parameters setting of CCD camera parameter, extraction of black and white reference etc.; Parameter setting completes laggard row and detects; Detect after circulation through n time (n needs counting of detection on each sample), judge whether invalid data (comprising data that are subject in data, abnormal structure that noise effect is larger etc.), need to reject invalid data if any invalid data, and then according to the number Resurvey data of rejected data; Complete after the collection of data the data of n point are averaged, extract predefined effective characteristic parameters after level and smooth etc. processing, transfer to computing machine to process, and result of calculation (being testing result) is shown by display, this testing result can also be saved simultaneously; After a sample detection completes, controller resets objective table automatically, waits for the detection of next object to be detected.
The principal feature of this high spectrum detection device is: after object to be detected is put into, realized and obtained image information and wavelength information by each structure in device, can automatically detect according to parameter preset, therefore its detection speed is fast, and accuracy of detection is higher; Can realize not damaged and detect, and preserve in real time testing result.
As can be seen from the above embodiments, the robotization that the utility model has been realized high light spectrum image-forming device detects, and can need real-time output detections result according to operating personnel, has greatly reduced the error that human intervention causes, improve detection efficiency and degree of accuracy, made result more reliable; Realize the computer control of device, can effectively reduce practical operation step, made the method for operating of detection system simple, more easily grasped by those of ordinary skill, offered reference for other similar detection techniques simultaneously, thereby have broad application prospects.
Above embodiment is only for illustrating the utility model; and be not limitation of the utility model; the those of ordinary skill in relevant technologies field; in the situation that not departing from spirit and scope of the present utility model; can also make a variety of changes and modification; therefore all technical schemes that are equal to also belong to category of the present utility model, and scope of patent protection of the present utility model should be defined by the claims.
Claims (8)
1. a high spectrum detection device, it is characterized in that, comprise: column (2), high light spectrum image-forming device (3), optical fiber source (4), sensor stand (5), controller (6) and objective table (7), be all arranged on the first inner space of casing (1);
The inside of casing (1) also comprises second space and the 3rd space, second space is positioned at states the first below, space, be provided with display pallet (9), described display pallet (9) can slide along track, described display pallet (9) is extracted out in casing (1), the 3rd space is positioned at the below of second space, is provided with main frame (10);
Described high light spectrum image-forming device (3) comprises CCD camera, becomes image height spectrometer and optically focused camera lens, CCD camera with optically focused camera lens by becoming image height spectrometer to be connected, the image information of object to be detected converges to into image height spectrometer by optically focused camera lens, become image height spectrometer that the image information of gained is carried out projecting on CCD camera after dispersion according to different wavelength, thereby get image information and the wavelength information of object to be detected;
Wherein said high light spectrum image-forming device (3) and described sensor stand (5) are installed on described column (2), described objective table (7) is arranged on the below of high light spectrum image-forming device (3), and described high light spectrum image-forming device (3) can move up and down along described column (2).
2. high spectrum detection device according to claim 1, is characterized in that, forms between each connecting link of described sensor stand (5) and adopts articulated manner to connect, all capable of regulatings of position each other and distance.
3. high spectrum detection device according to claim 1, it is characterized in that, described objective table (7) is two-dimensional movement objective table, comprise electronic control translation stage and electrical-controlled lifting platform, described electrical-controlled lifting platform can drive described two-dimensional movement objective table to move up and down along vertical direction, and described electronic control translation stage can drive two-dimensional movement objective table along horizontal direction.
4. high spectrum detection device according to claim 3, it is characterized in that, also comprise controller (6), comprise motion controller and data collecting card, wherein said data collecting card is arranged in described main frame (10), for the collection to sensor signal, described motion controller is for controlling position and the motion of described two-dimensional movement objective table electronic control translation stage and electrical-controlled lifting platform.
5. high spectrum detection device according to claim 1, it is characterized in that, also comprise optical fiber source (4), is a continuously adjustable high-power halogen tungsten lamp light source, its light sending is exported by optical fiber, and being irradiated on the object to be detected being placed on described objective table (2) is a circular light spot.
6. high spectrum detection device according to claim 1, is characterized in that, described sensor stand is provided with range sensor on (5), responds to identification for treating the height of detected object, output height number.
7. high spectrum detection device according to claim 1, is characterized in that, described column (2) is arranged on the top of described casing.
8. high spectrum detection device according to claim 1, it is characterized in that, display (8) is by being hingedly fixed on display pallet (9), described display (8) closes or opens on described display pallet (9), after opening, can operate on it, after closing, can together push casing (1) inside with display pallet (9), form an entirety with casing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320792928.9U CN203720072U (en) | 2013-12-04 | 2013-12-04 | Hyperspectral detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320792928.9U CN203720072U (en) | 2013-12-04 | 2013-12-04 | Hyperspectral detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203720072U true CN203720072U (en) | 2014-07-16 |
Family
ID=51159212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320792928.9U Expired - Lifetime CN203720072U (en) | 2013-12-04 | 2013-12-04 | Hyperspectral detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203720072U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105300899A (en) * | 2015-12-14 | 2016-02-03 | 南京农业大学 | Digital orientated acquisition device and method of poultry multispectral image |
| CN106501468A (en) * | 2016-11-04 | 2017-03-15 | 无锡艾科瑞思产品设计与研究有限公司 | A kind of portable detection means |
| CN106970034A (en) * | 2017-03-27 | 2017-07-21 | 吴慧军 | Food pesticide residue detection device and its detection method |
| CN107976408A (en) * | 2017-10-17 | 2018-05-01 | 中国科学院遥感与数字地球研究所 | A kind of historical relic non-destructive testing device |
-
2013
- 2013-12-04 CN CN201320792928.9U patent/CN203720072U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105300899A (en) * | 2015-12-14 | 2016-02-03 | 南京农业大学 | Digital orientated acquisition device and method of poultry multispectral image |
| CN105300899B (en) * | 2015-12-14 | 2018-12-04 | 南京农业大学 | A kind of poultry multispectral image number oriented acquisition device and method |
| CN106501468A (en) * | 2016-11-04 | 2017-03-15 | 无锡艾科瑞思产品设计与研究有限公司 | A kind of portable detection means |
| CN106970034A (en) * | 2017-03-27 | 2017-07-21 | 吴慧军 | Food pesticide residue detection device and its detection method |
| CN106970034B (en) * | 2017-03-27 | 2019-07-26 | 青岛宏瑞特食品有限公司 | Food pesticide residue detection device and its detection method |
| CN107976408A (en) * | 2017-10-17 | 2018-05-01 | 中国科学院遥感与数字地球研究所 | A kind of historical relic non-destructive testing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203720072U (en) | Hyperspectral detection device | |
| CN104360501B (en) | A kind of LCD screen defective vision detection method and device | |
| CN103257109A (en) | Detection system and method for total number of bacteria in livestock meat | |
| CN203191327U (en) | Printed circuit board (PCB) defect automatic detection device based on machine vision | |
| CN202010662U (en) | Real-time inspection and grading system device for fruit appearance quality | |
| CN104360089B (en) | A kind of automatic microcolumn gel card detector | |
| CN103109754B (en) | Online nondestructive inspection and sorting equipment and online nondestructive inspection and sorting method for eggs with blood spots | |
| CN204389408U (en) | The potato transmission high spectrum image collector that light source parameters is adjustable | |
| CN104897583B (en) | A kind of micro bloodstain the cannot-harm-detection device and method | |
| CN103033512A (en) | Device and method for recognizing hatching egg incubation based on hyperspectrum | |
| CN102854148A (en) | Detection and grading system for tenderness of fresh beef based on multispectral imagery | |
| CN103076288A (en) | Automatic fish flesh grading device and method based on computer vision | |
| CN104297439A (en) | Computer vision-based automatic identification detection method for double-yolked duck eggs | |
| CN106371013A (en) | Picture identification-based GIS switch fault automatic identification system | |
| CN105866050A (en) | Low-cost lossless and fast detecting equipment for apple moldy core | |
| CN103760166A (en) | Flue-cured tobacco appearance information collecting device | |
| CN104048966B (en) | The detection of a kind of fabric defect based on big law and sorting technique | |
| CN108318494A (en) | The red online vision detection and classification devices and methods therefor for putting forward fruit powder | |
| CN114419311B (en) | Multi-source information-based passion fruit maturity nondestructive testing method and device | |
| CN104614383A (en) | Feather defect detection system and method | |
| CN107576600B (en) | Quick detection method for matcha granularity grade | |
| CN203672794U (en) | Flue-cured tobacco appearance information acquisition device | |
| CN205719951U (en) | Detect black box and utilize the lossless quick detection equipment of Apple Mould Core of this detection black box | |
| CN102359939A (en) | Method for detecting tubercle bacillus in sputamentum | |
| CN110449369A (en) | One kind being based on visible and near infrared spectrum transmission-type fruit quality on-line checking and separation production line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140716 |