CN102029263A - Device for detecting stems in leaves and removing stems from leaves - Google Patents

Device for detecting stems in leaves and removing stems from leaves Download PDF

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Publication number
CN102029263A
CN102029263A CN 201010551766 CN201010551766A CN102029263A CN 102029263 A CN102029263 A CN 102029263A CN 201010551766 CN201010551766 CN 201010551766 CN 201010551766 A CN201010551766 A CN 201010551766A CN 102029263 A CN102029263 A CN 102029263A
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CN
China
Prior art keywords
charge
person
eliminating
leaf
stems
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
CN 201010551766
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Chinese (zh)
Inventor
师厚利
杭建军
余东峰
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Nanjing Wencai Science & Technology Co Ltd
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Nanjing Wencai Science & Technology Co Ltd
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 Nanjing Wencai Science & Technology Co Ltd filed Critical Nanjing Wencai Science & Technology Co Ltd
Priority to CN 201010551766 priority Critical patent/CN102029263A/en
Publication of CN102029263A publication Critical patent/CN102029263A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a device for detecting stems in leaves and removing the stems from the leaves and belongs to the technical field of tobacco detection. The device comprises a vertical main pipe which is communicated with a conveying pipeline, wherein the stems enter the vertical main pipe from the bottom and are discharged from the top; a detection pipe made of a transparent material is arranged on the middle part of the main pipe; a light source is arranged on one side of the detection pipe; a light-reflecting mirror for upwards reflecting horizontal light passing through the detection pipe is arranged on the other side of the detection pipe; a camera of which the lens is downward is arranged above the light-reflecting mirror; the signal output end of the camera is connected to the controlled end of a solenoid valve nozzle through a control circuit; the solenoid valve nozzle is connected with a high-pressure air source; an air outlet of the high-pressure air source is horizontally formed on one side of the main pipe above the detection pipe; and a removing branching passage is formed on the other side opposite to the main pipe. The device can automatically detect the stems in the leaves and remove the stems from the leaves; the production efficiency is obviously improved; the labor intensity is reduced; and the quality of raw materials for preparing tobacco products is guaranteed.

Description

The Ye Zhonghan stalk detects and device for eliminating
Technical field
The present invention relates to a kind of checkout gear that is used in contained offal in the blade, contain stalk in especially a kind of leaf and detect and device for eliminating, belong to tobacco detection technique field.
Background technology
Tobacco business can not directly be utilized owing to the leaf stalk in process of production, and all can exert an influence to storage, the alcoholization of raw material, and therefore, Ye Zhonghan stalk rate is a crucial index in the beating and double roasting process.Ye Zhonghan stalk rate is higher, and stalk is signed and the increase of stalk piece content in the pipe tobacco that cuts out, and can cause leaf quality to reduce, and the degree of purity of pipe tobacco is not high, thereby influences the operational efficiency of cigarette product quality and cigarette machine.So need reject the leaf stalk out.
Understand according to the applicant, for a long time, it is very backward that means are rejected in the detection of leaf stalk, mainly relies on manually-operated, and not only efficient is low, and quality and stability are difficult to guarantee.
Application number is that reason was obstructed device and stalk knot eliminating device before the Chinese patent of CN200720018753.0 and CN200910233734.3 disclosed offal foreign material device for eliminating, offal chopping respectively, yet its technological means is still more elementary.Application number is that the Chinese patent application of CN200920036277.4 discloses a kind of cigarette paper detection device for eliminating, this device comprises the conveying device that is supported on the frame, video camera is settled in the top of described conveying device, homonymy is provided with lighting source, the exit is mounted with the blow gun that is controlled by magnetic valve, the signals collecting end of the signal output part map interlinking picture identification treatment circuit of described video camera, the control output end of described image recognition processing circuit connects the controlled end of magnetic valve.During use, this cigarette paper is detected the end that device for eliminating is placed in residual cigarette production line.Though this scheme has adopted comparatively advanced detection means, is subjected to its structural limitations, and is not suitable for the rejecting of offal.
Summary of the invention
The objective of the invention is to:, propose a kind of Ye Zhonghan stalk that can discern and reject the leaf stalk automatically and detect device for eliminating, thereby the production efficiency of significantly improving reduces labour intensity, guarantees the raw materials for production quality at the above-mentioned existing defective that in time exists.
In order to reach above purpose: detection device for eliminating of the present invention contains be communicated with transfer pipeline following and goes out the vertical person in charge on advancing, and the described person in charge's stage casing is the detector tube that transparent material is made; One side of described detector tube is settled light source, and opposite side is settled the reflective mirror that will reflect through the horizontal light of detector tube up; Camera lens camera is down settled in the top of described reflective mirror, and the signal output part of described camera connects the controlled end of magnetic valve nozzle by control circuit; Described magnetic valve nozzle connects high-pressure air source, a side among the person in charge of its gas outlet horizontal setting above detector tube, and its relative person in charge's opposite side is for rejecting branched bottom.
In the work, when the mixture material of leaf and stalk is fed into the person in charge from the lower end by wind, when arriving detector tube, under the irradiation of light source, video is caught by camera by reflective mirror, the blade information conveyance that camera will detect in real time is to control circuit, after the identification judgement has the blade of diameter greater than predetermined value, then output control signals to the magnetic valve nozzle, spray by gases at high pressure in the rejecting position, stalk is exported after being sprayed into and rejecting passage, thereby finish the detection and the rejecting of Ye Zhonghan stalk automatically, significantly improve production efficiency, reduce labour intensity, guarantee to produce the quality of tobacco product raw material.
Compared with prior art, the present invention not only has above-mentioned beneficial effect, and adopts and to go out and circuit design that side is picked compact conformation on advancing down; Camera and reflective mirror secondary seal, and camera lens is downward, can prevent that dust from adhering to, and very reasonable.
The present invention further improves, and gas, solid spacer assembly (for example gas lock, gas curtain etc.) are equipped with in the exit of described rejecting passage, thereby the offal of air-flow in the pipeline and rejecting is kept apart, and keep the conveying effect of transfer pipeline better.
Description of drawings
Fig. 1 is the overall structure schematic diagram of one embodiment of the invention.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the detection device for eliminating structure chart among Fig. 1.
Fig. 4 is the structural representation of magnetic valve nozzle segment among Fig. 3.
The specific embodiment
The Ye Zhonghan of present embodiment stalk detects device for eliminating as shown in Figure 3, contains be communicated with transfer pipeline following and goes out vertical person in charge 3-0 on advancing, and the person in charge's cross section is a rectangle, and the stage casing is the detector tube 3-8 that clear glass is made; One side of detector tube is settled light source 3-9, and opposite side is settled the reflective mirror 3-2 that will reflect through the horizontal light of detector tube up; Camera lens camera 3-3 is down settled in the top of reflective mirror, and the signal output part of camera connects the controlled end of magnetic valve nozzle 3-5 by the control circuit among the switch board 3-1; The magnetic valve nozzle meets high-pressure air source gas storage bag 3-4, a side among the person in charge 3-0 of its gas outlet horizontal setting above detector tube 3-8, and its relative person in charge's opposite side is for rejecting branched bottom 3-10.The exit of rejecting passage is equipped with gas, is isolated the gas lock (being the star discharger) of usefulness admittedly, the barrel of this gas lock is placed in the outlet of rejecting passage, described barrel has one group radial blade uniformly at intervals, the external diameter of blade matches with the cross-sectional width of rejecting passage, is divided into cavity between each blade.During work, when a certain cavity rotates to and rejects passage when communicating, isolated stalk enters wherein in the material, rotates to this cavity and passage open position, plays the effect of isolating air-flow.Continue to rotate to towards upper/lower positions, stalk drops out under the gravity effect.Also can adopt other spacer assemblys such as gas curtain herein.On the person in charge 3-0 of detector tube 3-8 top cylinder 3-7 is housed, the lower end abutment of described cylinder is in the upper end of detector tube 3-8, and its effect is to promote or press down detector tube 3-8.When pressing down, guarantee line seal by the descending sealing gasket that compresses of cylinder; Detector tube and lower end connecting plate are disconnected, so that whole detector tube can be drawn out along the upper end slideway, the convenient cleaning.
The package unit that employing the present invention constitutes as depicted in figs. 1 and 2, source of the gas is produced by the blower fan of sequence number 7, carry by round pipe 2, enter pipeline place leading portion at material and become square tube, enter 3 and detect device for eliminating, after separating by the feeder 6 with gas, solid buffer action then, wind is got back to blower fan and is finished closed loop.The mixture of leaf and stalk is spread out the even pipeline that enters by the groove that shakes of sequence number 1, and by detecting device for eliminating 3, the stalk of rejecting and wind enter gas lock 4 back outputs then, and normal leaf continues to be transported to feeder 6, exports then by belt feeder 5 and takes away.
In this process, carry by air-flow through the material that detects device for eliminating, leaf, stalk enter from the lower end, arrive the detector tube place, and video is caught by camera by reflective mirror under the irradiation of intense light source.After this, by conventional images processing controls technology (referring to CN200920036277.4), the blade information conveyance that camera will detect in real time is to digital image acquisition, treatment system, computer software uses image processing algorithm to analyze leaf image, judges whether the blade of diameter greater than 1.5 millimeters stalks.If this type of blade is arranged, then will contain stalk blade information conveyance and control computer to system, feed back to magnetic valve after the processing, calculate the time of magnetic valve action according to the distance between wind speed and test point and rejecting point.
The concrete structure of magnetic valve nozzle as shown in Figure 4, along the width of being responsible for 3-0 one group of air nozzle 5-3 that is arranged by magnetic valve 5-2 separately respectively side by side, the outgassing direction of each air nozzle is vertical with the direction of being responsible for interior delivery air, the outer end meets air accumulator 5-1 respectively.Because the magnetic valve nozzle is consistent with the width of pipeline, therefore can guarantee to be capped by each point of this section.Material is being rejected a corresponding solenoid valve action, the gases at high pressure ejection in the air accumulator, and stalk is sprayed into the rejecting passage and is exported then.Normal tobacco leaf is exported after pipeline continues upwards to move to feeder.
Conclusion is got up, and present embodiment has following major advantage:
1. detection efficiency is greatly improved;
2. detect satisfactory for result, rejecting rate height;
3. reject precisely, the amount of taking normal blade out of seldom;
4. reduce labour intensity, shortening time;
5. few easy workout part is saved maintenance cost;
6. carry by wind-force, gases at high pressure are rejected, and, nothing pollution-free to material damaged;
7. adopt vision video principle to discern, be very suitable for the lighter tobacco business of product quality.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.

Claims (6)

1. contain stalk in the leaf and detect and device for eliminating, contain be communicated with transfer pipeline following and go out the vertical person in charge on advancing, it is characterized in that: the described person in charge's stage casing is the detector tube that transparent material is made; One side of described detector tube is settled light source, and opposite side is settled the reflective mirror that will reflect through the horizontal light of detector tube up; Camera lens camera is down settled in the top of described reflective mirror, and the signal output part of described camera connects the controlled end of magnetic valve nozzle by control circuit; Described magnetic valve nozzle connects high-pressure air source, a side among the person in charge of its gas outlet horizontal setting above detector tube, and its relative person in charge's opposite side is for rejecting branched bottom.
2. contain stalk in the leaf according to claim 1 and detect device for eliminating, it is characterized in that: gas, solid spacer assembly are equipped with in the exit of described rejecting passage.
3. contain stalk in the leaf according to claim 2 and detect device for eliminating, it is characterized in that: described magnetic valve nozzle is made of air nozzle that is arranged side by side along person in charge's width and magnetic valve separately thereof; The outgassing direction of described each air nozzle is vertical with the direction of being responsible for interior delivery air, the outer termination air accumulator.
4. contain stalk in the leaf according to claim 3 and detect device for eliminating, it is characterized in that: the described person in charge's cross section is a rectangle.
5. contain stalk in the leaf according to claim 4 and detect device for eliminating, it is characterized in that: the barrel of described gas lock is placed in the outlet of rejecting passage, described barrel has one group of radial blade uniformly at intervals, the external diameter of described blade matches with the cross-sectional width of rejecting passage, is divided into cavity between each blade.
6. contain stalk in the leaf according to claim 5 and detect device for eliminating, it is characterized in that: on the person in charge of described detector tube top cylinder is housed, the lower end abutment of described cylinder is in the upper end of detector tube.
CN 201010551766 2010-11-19 2010-11-19 Device for detecting stems in leaves and removing stems from leaves Pending CN102029263A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201010551766 CN102029263A (en) 2010-11-19 2010-11-19 Device for detecting stems in leaves and removing stems from leaves

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Application Number Priority Date Filing Date Title
CN 201010551766 CN102029263A (en) 2010-11-19 2010-11-19 Device for detecting stems in leaves and removing stems from leaves

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CN102029263A true CN102029263A (en) 2011-04-27

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102339385A (en) * 2011-07-28 2012-02-01 南京焦耳科技有限责任公司 Combined light perspective based visual recognition detection method of stems and stem ratios in leaves
CN102687902A (en) * 2012-06-08 2012-09-26 深圳市格雷柏机械有限公司 Intelligent tobacco stalk detecting and removing device and working method thereof
CN103071629A (en) * 2013-02-07 2013-05-01 中国烟草总公司郑州烟草研究院 Process and device for detecting foreign matters and selecting tobacco leaves before redrying tobacco lamina
CN103084339A (en) * 2012-12-28 2013-05-08 湖南中烟工业有限责任公司 Free falling type tobacco leaf sorting device and tobacco leaf sorting method
CN104117489A (en) * 2014-07-09 2014-10-29 成都信泰科技有限公司 Air-flow type spectrum foreign body elimination method and device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001127034A (en) * 1999-10-26 2001-05-11 Dainippon Screen Mfg Co Ltd Board processor
CN101132867A (en) * 2004-11-01 2008-02-27 克马斯有限公司 Method and apparatus for sorting a gas-driven stream of generally flat and light-weight articles
CN101634103A (en) * 2008-07-23 2010-01-27 特鲁菲舍尔股份有限公司及两合公司 Apparatus in a spinning room preparation, ginning or the like installation for detection of foreign matter in fibre material
CN201500650U (en) * 2009-09-19 2010-06-09 福建品品香茶业有限公司 Tea color sorting machine
CN201894996U (en) * 2010-11-19 2011-07-13 南京文采科技有限责任公司 Device for detecting and picking out stalks contained in leaves

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001127034A (en) * 1999-10-26 2001-05-11 Dainippon Screen Mfg Co Ltd Board processor
CN101132867A (en) * 2004-11-01 2008-02-27 克马斯有限公司 Method and apparatus for sorting a gas-driven stream of generally flat and light-weight articles
CN101634103A (en) * 2008-07-23 2010-01-27 特鲁菲舍尔股份有限公司及两合公司 Apparatus in a spinning room preparation, ginning or the like installation for detection of foreign matter in fibre material
CN201500650U (en) * 2009-09-19 2010-06-09 福建品品香茶业有限公司 Tea color sorting machine
CN201894996U (en) * 2010-11-19 2011-07-13 南京文采科技有限责任公司 Device for detecting and picking out stalks contained in leaves

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102339385A (en) * 2011-07-28 2012-02-01 南京焦耳科技有限责任公司 Combined light perspective based visual recognition detection method of stems and stem ratios in leaves
CN102339385B (en) * 2011-07-28 2014-07-02 南京焦耳科技有限责任公司 Combined light perspective based visual recognition detection method of stems and stem ratios in leaves
CN102687902A (en) * 2012-06-08 2012-09-26 深圳市格雷柏机械有限公司 Intelligent tobacco stalk detecting and removing device and working method thereof
CN103084339A (en) * 2012-12-28 2013-05-08 湖南中烟工业有限责任公司 Free falling type tobacco leaf sorting device and tobacco leaf sorting method
CN103071629A (en) * 2013-02-07 2013-05-01 中国烟草总公司郑州烟草研究院 Process and device for detecting foreign matters and selecting tobacco leaves before redrying tobacco lamina
CN104117489A (en) * 2014-07-09 2014-10-29 成都信泰科技有限公司 Air-flow type spectrum foreign body elimination method and device

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Application publication date: 20110427

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