CN105403510A - Apparatus for automatic white board storage and fetching during correction process of indoor hyperspectral imaging system - Google Patents

Apparatus for automatic white board storage and fetching during correction process of indoor hyperspectral imaging system Download PDF

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Publication number
CN105403510A
CN105403510A CN201510917185.7A CN201510917185A CN105403510A CN 105403510 A CN105403510 A CN 105403510A CN 201510917185 A CN201510917185 A CN 201510917185A CN 105403510 A CN105403510 A CN 105403510A
Authority
CN
China
Prior art keywords
blank
chamber door
case
platform
trimming process
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.)
Pending
Application number
CN201510917185.7A
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Chinese (zh)
Inventor
冯雷
潘冉冉
张初
张广前
何勇
刘飞
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Zhejiang University ZJU
Original Assignee
Zhejiang University ZJU
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhejiang University ZJU filed Critical Zhejiang University ZJU
Priority to CN201510917185.7A priority Critical patent/CN105403510A/en
Publication of CN105403510A publication Critical patent/CN105403510A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01Arrangements or apparatus for facilitating the optical investigation
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/255Details, e.g. use of specially adapted sources, lighting or optical systems

Abstract

The invention discloses an apparatus for automatic white board storage and fetching during the correction process of an indoor hyperspectral imaging system. The apparatus comprises a supporting platform; an elevating platform, which is located above the supporting platform; an elevation driving mechanism, which is mounted on the supporting platform to drive the elevating platform to move up and down; a white board box, which is arranged on the elevating platform and provided with a box door; a white board supporting member, which is located in the white board box and used for fixing a white board; and a telescoping driving mechanism, which is installed in the white board box and used for driving the white board supporting member to enter and exit from the box door; wherein the elevation driving mechanism comprises a transverse worm installed on the supporting platform in a rotary way, an elevating motor mounted on the supporting platform and being in linkage with the transverse worm and a vertical worm in transmission fit with the transverse worm, and the elevating platform is provided with a screw matching with the vertical worm. The apparatus provided by the invention more reliably guarantees accuracy of information acquired in later experimental process.

Description

The device of automatic access blank in a kind of indoor Hyperspectral imager trimming process
Technical field
The present invention relates to spectral technique, agricultural land information detection field, particularly relate to the device of automatic access blank in a kind of indoor Hyperspectral imager trimming process.
Background technology
Precision agriculture will carry out accurate operation according to the upgrowth situation of crops and growing environment situation, therefore gathers field crops information accurately and seems particularly crucial.The acquiring technology of plant growth information is that the important technology of precision agriculture one of supports, and the growth information acquiring technology of plant mainly comprises and utilizes its electrology characteristic, optical characteristics and machine vision technique etc.
Along with the development of spectral technique, near-infrared spectrum technique, multispectral technology and hyperspectral technique start to widely apply in the acquisition application of plant growth information, and show that its analysis speed is fast, efficiency is high, cost is low, without the need to preparing the advantages such as sample, become a kind of fast, harmless modern analytical technique.
Such as publication number is the plant leaf blade pest diagnosis system that the Chinese patent literature of CN104422660A discloses a kind of EO-1 hyperion, belongs to agriculture field.Hyperspectral imager is connected on automatically controlled displacement platform together with line source, controls to move together by mobile platform control device; Demarcate blank and measured leaf in moving process center line light source irradiation, hyperspectral imager image data also uploads to computing machine in real time; After graphical analysis and process software process, input the triple diagnostic model of disease and pest set up, real-time quantitative obtains the disease and pest gradient of infection of plant, and whether analysis decision is to measurement plant spray medicine and types of medicines dosage and nozzle type accordingly.
Publication number is that the Chinese patent literature of 103439270A discloses a kind of apparatus and method damaged to plants caused by sudden drop in temperature based on reflection and half transmitting high spectrum image detection Peach fruits, pass through hyperspectral imager, obtain Peach fruits and adopt reflection and the half transmitting high spectrum image that rear cryopreservation difference damages to plants caused by sudden drop in temperature the stage, analyze the difference between spectral value and image damaging to plants caused by sudden drop in temperature Peach fruits and normal fruit, extract the characteristic parameter of response, optimize on this basis and determine to reflect that Peach fruits damages to plants caused by sudden drop in temperature the variables set of feature, set up the mathematical model based on Fisher method of discrimination, Peach fruits being damaged to plants caused by sudden drop in temperature to differentiation, build and reach 85.6% and 95.6% respectively based on reflection and the differentiation accuracy rate of half transmitting high spectrum image detection model.Accurately can identify damaging to plants caused by sudden drop in temperature Peach fruits after adopting, replacing manual detection, reducing the loss of fruit postharvest storage, may be used for fruit adopt after circulation, detection in storage and sales process and monitoring.
In operating process, in order to the noise that the intensity inequality eliminating dark current and the light source existed in camera lens produces, the black and white of carrying out high spectrum image is needed to correct, and the very large problem of existence one of collecting of blank in this process, in order to ensure the clean of blank, all to put it in the chest of outer closures after each experiment terminates.Therefore, develop the device of automatic access blank in a kind of indoor Hyperspectral imager trimming process, be used for meeting the access high efficiency of blank and the cleaning of blank, ensure that the accuracy of Crop Information collection in experiment has a very big significance.
Summary of the invention
The invention provides the device of automatic access blank in a kind of indoor Hyperspectral imager trimming process, ensure more reliably for the accuracy of institute's Information Monitoring in later experiments process provides.In addition, the present invention also can be used for the research and development of field near infrared spectrum system calibration platform.
A device for automatic access blank in indoor Hyperspectral imager trimming process, comprising:
Support platform;
Hoistable platform, is in the top of described support platform;
Lift drive mechanism, is arranged in support platform to drive described hoistable platform to move up and down;
Blank case, to be arranged on described hoistable platform and with chamber door;
Blank support member, is positioned at described blank case for fixing blank;
Telescoping drive mechanism, is arranged in blank case for driving blank support member to pass in and out chamber door;
Described lift drive mechanism comprises:
Be rotatably installed in the horizontal worm screw in support platform;
Be arranged on the lifting motor that support platform links with horizontal worm screw;
The vertical worm screw coordinated with described horizontal worm drive;
Described hoistable platform is provided with the screw coordinated with described vertical worm screw.
By hoistable platform carrying blank case in the present invention, in blank case, drive the extended or retracted blank case of blank by telescoping drive mechanism, this device can complete propelling movement and the withdrawal of blank in trimming process, and can ensure to store in airtight environment.
Especially be optimized lift drive mechanism in the present invention, according to the feature of device use scenes, require that running part is simple and reliable, relative motion is steadily accurate again.
Apparatus of the present invention adopt worm mechanism to drive lifting to meet above-mentioned requirements, safeguard easy for installation in addition.
As preferably, in described support platform, vertically-arranged has at least two guide poles, and described hoistable platform is provided with the pilot hole be slidably matched with each guide pole.
Guide pole can prevent hoistable platform from following the rotation of vertical worm screw, makes the motion of hoistable platform more steady, and as further preferred, in described support platform, vertically-arranged four guide poles, are in the corner of support platform respectively.The quantity of described pilot hole and position also relative set.
In order to stablize horizontal worm screw, as preferably, the two ends of described horizontal worm screw are arranged in support platform by bearing, and horizontal worm screw is linked by Timing Belt and corresponding belt wheel between lifting motor.
Link can improve motion control accuracy further by Timing Belt between horizontal worm screw and lifting motor.
Direct-drive or through neutral gear indirect drive between described horizontal worm screw and vertically worm screw.Horizontal worm screw and the fit system vertically between worm screw can adopt prior art, but should reduce intermediate member as far as possible, avoid accumulated error.
In apparatus of the present invention, described telescoping drive mechanism comprises:
The swing arm be coupling in blank case,
Be arranged on the telescope motor in blank case;
With described motor linkage and outer rim and described swing arm against cam;
Be slidably arranged in the jaw in blank case, described jaw one end is clamped with described blank support member, and the other end drives by swing arm;
Be connected to the back-moving spring between blank case and jaw.
Drive jaw to stretch out by the motion of swing arm in apparatus of the present invention, namely blank stretches out blank case; Make pawl return by back-moving spring again after complete operation, namely blank is got back in blank case, and in order to ensure that jaw operates steadily, as preferably, the inwall of described blank case is provided with the gathering sill of guided jaw motion.
Jaw comprises the afterbody be slidably matched with gathering sill and the resilient clamp portion be connected with afterbody, and blank support member is tabular, and end face is with storage tank, and blank is placed in this storage tank.Blank can be avoided like this to misplace.
Adopt actuated by cams swing arm in apparatus of the present invention in addition, framework is simple and reliable, can be controlled the angle of cam, then control the pendulum angle of swing arm by the main axis angle of telescope motor, the also corresponding stroke of jaw tangential movement.
One side opening of described blank case and be provided with described chamber door, is provided with enabling driving mechanism between blank case and chamber door.
As preferably, opening and the chamber door of described blank case are sealed and matched.So more can keep the clean of blank case inside.Controlled enabling driving mechanism is adopted to realize automatic opening and closing door.
As a kind of implementation, described chamber door is two fans split, and is provided with chamber door slide rail, is provided with enabling motor, chamber door is provided with fixed pulley in blank case, linked between fixed pulley and motor by enabling drag-line at blank case opening.
As another kind of implementation, the end of described chamber door, along being coupling at blank case opening, is provided with enabling motor and guide roller at blank case end face, by the enabling drag-line interlock around the home on guide roller between chamber door and enabling motor.
As further preferred, the bottom of described support platform is provided with roller.Be convenient to the movement of whole device.
In order to realize automatic control, be provided with the first sensor for perception hoistable platform lifting position in apparatus of the present invention, described lifting motor and enabling motor are controlled by the signal of this first sensor.
After hoistable platform rising predetermined altitude, first sensor sends signal, and lifting motor quits work, and machine operation of opening the door opens chamber door.
Also be provided with the second sensor for perception hoistable platform down position in apparatus of the present invention, described lifting motor is controlled by the signal of this second sensor.
After hoistable platform decline predetermined altitude, the second sensor sends signal, and lifting motor quits work.
Also be provided with the 3rd sensor for perception chamber door open site in apparatus of the present invention, described enabling motor and telescope motor are controlled by the signal of the 3rd sensor.
Chamber door triggers the 3rd sensor after being opened to precalculated position, and the 3rd sensor sends signal, and enabling motor quits work, and blank is stretched out in telescope motor work.
Also be provided with the four-sensor for perception chamber door off-position in apparatus of the present invention, described enabling motor is controlled by the signal of this four-sensor.
Chamber door triggers four-sensor after being closed to precalculated position, and four-sensor sends signal, and enabling motor quits work.
Also be provided with the 5th sensor for perception blank extended position in apparatus of the present invention, described telescope motor is controlled by the signal of the 5th sensor.
Blank triggers the 5th sensor after reaching precalculated position, and the 5th sensor sends signal, and telescope motor quits work.
Also be provided with the 6th sensor for perception blank home position in apparatus of the present invention, described telescope motor and enabling motor are controlled by the signal of the 6th sensor.
Trigger the 6th sensor after blank retraction blank case to precalculated position, the 6th sensor sends signal, and telescope motor quits work, and enabling machine operation closes chamber door.
Apparatus of the present invention can complete automatic propelling movement and the withdrawal of blank in trimming process, and can ensure to store in airtight environment, ensure more reliably for the accuracy of institute's Information Monitoring in later experiments process provides.
Compared with existing automatic access research platform, advantage of the present invention is as follows:
(1) apparatus of the present invention are moveable research platforms, and whole device can realize overall mobile fast under the drive of roller;
(2) apparatus of the present invention achieve freely being elevated of blank case, can ensure that light source carries out quick position at differing heights, complete the accurate propelling movement of blank when differing heights and collect;
(3) apparatus of the present invention can also realize automatically opening with closed of blank case chamber door, automatically open when ensureing that blank pushes, and withdrawal terminates rear automatically closed, and completing the closure of storage condition, is the most basic guarantee to the spatter property of blank;
(4) apparatus of the present invention can realize the automatic propelling movement of blank and collect work under the driving of offset cam.
Accompanying drawing explanation
Fig. 1 is the structural representation of apparatus of the present invention;
Fig. 2 is blank case inner structure schematic diagram in apparatus of the present invention.
Embodiment
See Fig. 1, Fig. 2, in a kind of indoor Hyperspectral imager trimming process of the present embodiment, the device of automatic access blank, comprises support platform 100, and the bottom of support platform 100 is provided with the movement that roller 101 is convenient to whole device.
Have four guide poles 104 at the corner vertically-arranged of support platform 100, hoistable platform 102 is in the top of support platform 100, and hoistable platform 102 is provided with the pilot hole be slidably matched with each guide pole 104.
Support platform 100 is provided with horizontal worm screw 107 by bearing 109, and lifting motor 106 drives horizontal worm screw 107 by Timing Belt 105.
Support platform 100 is also rotatablely equipped with the vertical worm screw 108 coordinated with the transmission of horizontal worm screw 107, hoistable platform 102 is provided with the screw coordinated with vertical worm screw 108.
Blank case 103 to be fixed on hoistable platform and with chamber door.
By rotating shaft 402, swing arm 401 is installed in blank case, be also provided with telescope motor (not shown) in blank case and link with telescope motor and outer rim and swing arm 401 against cam 400.
The inwall of blank case is provided with gathering sill (not shown), jaw 404 is slidably arranged in gathering sill, jaw 404 afterbody acts on by swing arm 401 can horizontal shifting, jaw 404 is clamped with blank support member 405, blank support member 405 is for placing blank, also be connected with between blank case and jaw 404 for back-moving spring 406, back-moving spring 406 one end and jaw 404 offset, the fixed part (not shown) of the other end and blank chamber interior wall offsets, for the jaw 404 that resets.Additional back-moving spring 403 can also be set between blank chamber interior wall and swing arm 401 in addition.
In the present embodiment, the chamber door of blank case is two fans split, and is provided with chamber door slide rail, is provided with enabling motor, chamber door is provided with fixed pulley in blank case, linked, omit in figure between fixed pulley and motor by enabling drag-line at blank case opening.
When the present embodiment device uses, start lifting motor 106 and drive horizontal worm screw 107 by Timing Belt 105, vertical worm screw 108 of then linking, now hoistable platform 102 rises along guide pole 104 under vertical worm screw 108 drives, after hoistable platform 102 rises to predetermined altitude, chamber door is open.Telescope motor driving cam 400 moves, and cam 400 drives that swing arm 401 overcomes back-moving spring 403, back-moving spring 406 makes jaw 404 slide, and namely blank support member 405 stretches out.
In order to realize automatic control, be provided with in apparatus of the present invention:
For the first sensor of perception hoistable platform lifting position, after hoistable platform rising predetermined altitude, first sensor sends signal, and lifting motor quits work, and machine operation of opening the door opens chamber door.
For the second sensor of perception hoistable platform down position, after hoistable platform decline predetermined altitude, the second sensor sends signal, and lifting motor quits work.
For the 3rd sensor of perception chamber door open site, chamber door triggers the 3rd sensor after being opened to precalculated position, and the 3rd sensor sends signal, and enabling motor quits work, and blank is stretched out in telescope motor work.
For the four-sensor of perception chamber door off-position, chamber door triggers four-sensor after being closed to precalculated position, and four-sensor sends signal, and enabling motor quits work.
For the 5th sensor of perception blank extended position, blank triggers the 5th sensor after reaching precalculated position, and the 5th sensor sends signal, and telescope motor quits work.
For the 6th sensor of perception blank home position, trigger the 6th sensor after blank retraction blank case to precalculated position, the 6th sensor sends signal, and telescope motor quits work, and enabling machine operation closes chamber door.
Control corresponding motor by above-mentioned each sensor to realize automatically controlling, and the driving circuit of each electricity consumption device can adopt prior art.

Claims (10)

1. the device of automatic access blank in indoor Hyperspectral imager trimming process, is characterized in that, comprising:
Support platform;
Hoistable platform, is in the top of described support platform;
Lift drive mechanism, is arranged in support platform to drive described hoistable platform to move up and down;
Blank case, to be arranged on described hoistable platform and with chamber door;
Blank support member, is positioned at described blank case for fixing blank;
Telescoping drive mechanism, is arranged in blank case for driving blank support member to pass in and out chamber door;
Described lift drive mechanism comprises:
Be rotatably installed in the horizontal worm screw in support platform;
Be arranged on the lifting motor that support platform links with horizontal worm screw;
The vertical worm screw coordinated with described horizontal worm drive;
Described hoistable platform is provided with the screw coordinated with described vertical worm screw.
2. the device of automatic access blank in indoor Hyperspectral imager trimming process as claimed in claim 1, it is characterized in that, in described support platform, vertically-arranged has at least two guide poles, and described hoistable platform is provided with the pilot hole be slidably matched with each guide pole.
3. the device of automatic access blank in indoor Hyperspectral imager trimming process as claimed in claim 2, it is characterized in that, in described support platform, vertically-arranged four guide poles, are in the corner of support platform respectively.
4. the device of automatic access blank in indoor Hyperspectral imager trimming process as claimed in claim 3, is characterized in that, described horizontal worm screw and vertically direct-drive or through neutral gear indirect drive between worm screw.
5. the device of automatic access blank in indoor Hyperspectral imager trimming process as claimed in claim 1, it is characterized in that, described telescoping drive mechanism comprises:
The swing arm be coupling in blank case,
Be arranged on the telescope motor in blank case;
With described motor linkage and outer rim and described swing arm against cam;
Be slidably arranged in the jaw in blank case, described jaw one end is clamped with described blank support member, and the other end drives by swing arm;
Be connected to the back-moving spring between blank case and jaw.
6. the device of automatic access blank in indoor Hyperspectral imager trimming process as claimed in claim 5, is characterized in that, the inwall of described blank case is provided with the gathering sill of guided jaw motion.
7. the device of automatic access blank in indoor Hyperspectral imager trimming process as claimed in claim 6, it is characterized in that, described jaw comprises the afterbody be slidably matched with gathering sill and the resilient clamp portion be connected with afterbody, blank support member is tabular, end face is with storage tank, and blank is placed in this storage tank.
8. the device of automatic access blank in indoor Hyperspectral imager trimming process as claimed in claim 1, it is characterized in that, one side opening of described blank case and be provided with described chamber door, between blank case and chamber door, be provided with enabling driving mechanism, opening and the chamber door of described blank case are sealed and matched.
9. the device of automatic access blank in indoor Hyperspectral imager trimming process as claimed in claim 1, it is characterized in that, described chamber door is two fans split, chamber door slide rail is provided with at blank case opening, enabling motor is installed in blank case, chamber door is provided with fixed pulley, is linked by enabling drag-line between fixed pulley and motor.
10. the device of automatic access blank in indoor Hyperspectral imager trimming process as claimed in claim 1, it is characterized in that, the end of described chamber door, is along being coupling at blank case opening, at blank case end face, enabling motor and guide roller are installed, by the enabling drag-line interlock around the home on guide roller between chamber door and enabling motor.
CN201510917185.7A 2015-12-10 2015-12-10 Apparatus for automatic white board storage and fetching during correction process of indoor hyperspectral imaging system Pending CN105403510A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510917185.7A CN105403510A (en) 2015-12-10 2015-12-10 Apparatus for automatic white board storage and fetching during correction process of indoor hyperspectral imaging system

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Application Number Priority Date Filing Date Title
CN201510917185.7A CN105403510A (en) 2015-12-10 2015-12-10 Apparatus for automatic white board storage and fetching during correction process of indoor hyperspectral imaging system

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CN105403510A true CN105403510A (en) 2016-03-16

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109100644A (en) * 2018-07-06 2018-12-28 王琪 A kind of low voltage switch test device
CN112396041A (en) * 2021-01-19 2021-02-23 四川京炜数字科技有限公司 Road marking alignment system based on image recognition

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CN103332633A (en) * 2013-07-02 2013-10-02 济阳东方液压机械有限公司 Butt strap telescopic lifting platform
CN203224512U (en) * 2013-05-16 2013-10-02 山东建筑大学 Device capable of adjusting height of AFM sample
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CN203280066U (en) * 2013-05-03 2013-11-13 宁波大学 Electromechanical type automatic bedside cabinet
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Publication number Priority date Publication date Assignee Title
CN2473135Y (en) * 2001-03-16 2002-01-23 洪子钦 Sealing device capable of regulating seal height
CN202241633U (en) * 2011-10-09 2012-05-30 中建七局第一建筑有限公司 Cored slab cutting device
JP2013199346A (en) * 2012-03-26 2013-10-03 Mitsubishi Hitachi Home Elevator Corp Drum-type elevator
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109100644A (en) * 2018-07-06 2018-12-28 王琪 A kind of low voltage switch test device
CN112396041A (en) * 2021-01-19 2021-02-23 四川京炜数字科技有限公司 Road marking alignment system based on image recognition

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