CN101053868A - Tobacco material wind selection method and device - Google Patents
Tobacco material wind selection method and device Download PDFInfo
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- CN101053868A CN101053868A CN 200710021325 CN200710021325A CN101053868A CN 101053868 A CN101053868 A CN 101053868A CN 200710021325 CN200710021325 CN 200710021325 CN 200710021325 A CN200710021325 A CN 200710021325A CN 101053868 A CN101053868 A CN 101053868A
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Abstract
The invention provides a tobacco material winnowing method and an equipment thereof. The tobacco material enters through a transportation equipment into a primary winnowing room to choose sundry goods of larger density by the primary winnowing room having higher wind speed; the tobacco material which is wind separated by the primary winnowing enters into a secondary winnowing room having lower wind speed to choose sundry goods with less larger density; the tobacco material which is wind separated by the two winnowing processes is output via a discharge opening. The equipment implementing the method comprises two winnowing rooms connecting with each other in parallel, supplementation wind gap of each winnowing room is provided with a damper to obtain proper air quantity and air speed for winnowing. The equipment is capable of achieving winnowing the tobacco material for two times with enhanced winnowing efficiency, simple structure and convenient maintenance.
Description
Technical field
The present invention relates to be used for the method and apparatus of sorting tobacco, especially relate to a kind of method and apparatus that utilizes wind selection method to carry out the tobacco sorting.
Background technology
In the production process of tobacco product, can be mingled with various foreign matters usually in the tobacco, these foreign matters can influence the cigarette finished product quality.Tobacco enterprise adopts the mode of selection by winnowing to reject foreign matter in the tobacco usually.The basic principle of selection by winnowing is that the floating velocity according to material and foreign matter there are differences, and the tobacco that floating velocity is less is relatively separated from the relatively large foreign matter of floating velocity.But when the floating velocity difference of material and foreign matter is little, separative efficiency will reduce.In order to improve the selection by winnowing precision, can adopt the series connection of many typhoons optional equipment to carry out repeatedly selection by winnowing, but this must cause production equipment to increase, energy consumption increases, and production cost increases.
CN1692841A discloses the method and apparatus of a tobacco articles finely fanning, specifically is on corresponding selection by winnowing cabinet wall the material casting aeration apparatus is being set, and foreign matter and conglomeration material loosening is dished out once more carry out secondary or selection by winnowing repeatedly.This method is that same selection by winnowing wind speed repeats selection by winnowing, and only the selection by winnowing recovery to the conglomeration material has certain effect, and when the floating velocity difference of material and foreign matter was little, preciseness of separation was not high, and the aeration apparatus of material casting has simultaneously increased the stirring fragmentation of tobacco.
CN1151898C discloses a kind of sorting material in place method and apparatus, in order to improve the selection by winnowing precision, infeeds transverse air-intake and air intake vertically upward simultaneously in the selection by winnowing casing, to material waft simultaneously choosing and flotation.This method and apparatus can improve the selection by winnowing precision.But this method still is an a kind of selection by winnowing of wind speed, and when the floating velocity difference of material and foreign matter was little, preciseness of separation was not high.Because adopt the choosing method that wafts, the selection by winnowing casing of this pneumatic separator must have enough big volume and lateral length, simultaneously, this equipment is provided with the discharging conveying equipment, bulky, the system complex of entire equipment.
Disclosed tobacco material wind selection method of CN1899133A and equipment, be by before the charging aperture of selection by winnowing casing, adding a high-speed belt conveyor, make the material of being carried obtain a horizontal movement inertia, flotation is carried out in combination simultaneously air intake vertically upward, obtains to produce greatly the selection by winnowing purpose under the flow.This method is an a kind of selection by winnowing of wind speed equally, and preciseness of separation is not high, bulky, the system complex of pneumatic separator.
Therefore, no matter adopt above-mentioned any pneumatic separator, its essence all is to adopt a kind of method impurities removing of a selection by winnowing of wind speed, can't separate tiny foreign material such as stalk label effectively, and especially these tiny foreign material such as stalk label have a strong impact on cigarette quality in the cigarette process.
Summary of the invention
Technical problem to be solved by this invention provides a kind of selection by winnowing efficient height, tobacco material wind selection method simple to operate.
Tobacco material wind selection method of the present invention is to carry out in the wind locellus of two series connection; Tobacco is isolated the bigger foreign material of density earlier through a wind branch; And then pass through the selection by winnowing wind speed and divide the selection by winnowing wind speed low secondary air separating with respect to a wind, isolate time heavy foreign material.The selection by winnowing wind speed that described wind divides is generally 4.0 meter per second to 8.5 meter per seconds, and the wind speed of corresponding lower secondary air separating is 2.5 meter per second to 7.0 meter per seconds.
In the actual mechanical process, at handled different tobaccos, as blade, stem, pipe tobacco, expanded cut tobacco, or with a kind of material different humidity situation, can by suitably select and regulate coupling once, secondary selection by winnowing wind speed, obtain enough sharpness of separation.
Because tobacco material wind selection method of the present invention, no matter a wind divides or secondary air separating, is air intake flotation vertically upward, with respect to choosing or the horizontal inertia sorting of wafing, its floating velocity difference for different material is more responsive, and separating effect is more outstanding, and the selection by winnowing precision improves greatly.In addition, because in whole selection by winnowing process, do not vibrate and roll, the secondary selection by winnowing has reduced the selection by winnowing wind speed with respect to a selection by winnowing, and tobacco is made broken less relatively, and the selection by winnowing cost reduces.
Another technical problem to be solved by this invention is, a kind of selection by winnowing efficient height, tobacco material wind selection equipment simple in structure are provided.Utilize this equipment to realize tobacco material wind selection method of the present invention.
Tobacco material wind selection equipment of the present invention comprises wind locellus and frame, and one time the wind locellus is provided with charging aperture, a discharging opening and a wind-supplying mouth; A described wind locellus is in series with the secondary air separating chamber, and the discharging opening of a wind locellus merges mutually with the charging aperture of secondary air separating chamber; This secondary air separating chamber is provided with secondary wind-supplying mouth, secondary impurity outlet and discharging opening; Wind-supplying mouth and secondary wind-supplying mouth place are provided with damper respectively.
Secondary discharging opening of the present invention is arranged on the top of secondary air separating chamber usually, also can be arranged on any one direction of main body side, secondary air separating chamber as the case may be.
In actual use, tobacco is sent into the wind locellus one time by conveying equipment.Tell the bigger foreign material of density through a higher wind locellus wind of selection by winnowing wind speed.Tobacco after one time wind divides enters the low secondary air separating chamber of selection by winnowing wind speed wind and tells time heavy foreign material.Tobacco after dividing through twice wind is exported by the secondary discharging opening under the effect of wind-force.
The present invention has realized twice selection by winnowing of a typhoon optional equipment by the secondary air separating chamber is set, and the wind component efficiency significantly improves.Tobacco is sent into a wind locellus of the present invention by auxilliary connection equipment, tells the bigger foreign material of density through a higher wind locellus wind of selection by winnowing wind speed.Tobacco after one time wind divides enters the lower secondary air separating chamber wind of selection by winnowing wind speed and tells time heavy foreign material.Tobacco degree of purity after dividing through twice wind significantly improves.
Simultaneously, directly with the discharging opening of the wind locellus charging aperture as the secondary air separating chamber, entire equipment is simple in structure in the present invention, and functional reliability improves, and correspondingly, the equipment maintenance cost reduces relatively.
Divide indoor selection by winnowing wind speed in order accurately to adjust each wind of the present invention, make wind locellus and secondary air separating chamber can carry out effective selection by winnowing, be provided with damper respectively at the wind-supplying mouth of a wind locellus and the secondary wind-supplying mouth place of secondary air separating chamber, cooperate the damper of adjusting two places can regulate the benefit air quantity and the suitable selection by winnowing wind speed of selection of each wind locellus.
In order to realize more accurate wind speed adjustment, the present invention can the charging aperture of the discharging opening of a wind locellus and secondary air separating chamber mutually merging place damper is set.By this damper, can regulate the overflow section between wind locellus and the secondary air separating chamber, realize the wind locellus selection by winnowing wind speed different one time with the secondary air separating chamber.
Discharge in order to guarantee time that heavy foreign material separate, the present invention also can be provided with the impurity removal gas lock at the secondary impurity outlet place of secondary air separating chamber, is used for reducing the wind speed of secondary impurity outlet, guarantees that time heavy foreign material discharge smoothly from the secondary impurity outlet.Simultaneously, the setting of this impurity removal gas lock also helps to reduce race, leaks ash, improves working environment.
Description of drawings
The present invention is described in further detail below in conjunction with accompanying drawing:
Fig. 1: wind selection method schematic diagram of the present invention;
Fig. 2: pneumatic separator structural representation of the present invention;
Fig. 3: a wind-supplying mouth damper of pneumatic separator of the present invention structural representation;
Fig. 4: pneumatic separator secondary wind-supplying mouth damper structural representation of the present invention;
Fig. 5: pneumatic separator secondary feeds mouth damper structural representation of the present invention.
The specific embodiment
As shown in Figure 1, wind selection method of the present invention is, earlier tobacco sent into a higher wind locellus wind 2 of selection by winnowing wind speed by conveying equipment 4, isolates the bigger foreign material of density, and these foreign material are discharged from an impurity outlet 21; Then, the tobacco after a wind divides enters the low secondary air separating chamber 3 of selection by winnowing wind speed, and wind is told time heavy foreign material, and these foreign material are discharged from secondary impurity outlet 35.Tobacco after dividing through twice wind under the effect of wind-force by discharging opening 31 outputs.
In actual mechanical process, should be at handled different tobaccos, or with the different situations of a kind of material, suitably select and regulate mate once, secondary selection by winnowing wind speed, to obtain enough sharpness of separation.For example,, can select the selection by winnowing wind speed of 4.0 meter per seconds and the secondary selection by winnowing wind speed of 2.5 meter per seconds, carry out the wind branch twice for the less expanded cut tobacco of humidity; For the bigger stem of humidity, then can select the selection by winnowing wind speed of 8.5 meter per seconds and the secondary selection by winnowing wind speed of 7.0 meter per seconds, carry out selection by winnowing twice.
As shown in Figure 2, pneumatic separator of the present invention is made up of the wind locellus and the frame 1 of wind locellus 2,3 two series connection in secondary air separating chamber.Wind locellus 2 is provided with charging aperture 23, a wind-supplying mouth 21 and a discharging opening 25, impurity outlet of wind-supplying mouth 21 double as wherein, the charging aperture 32 of discharging opening double as secondary air separating chambers 25; Secondary air separating chamber 3 is provided with secondary feeds mouth 32, secondary wind-supplying mouth 34, secondary impurity outlet 35 and discharging opening 31.Wind-supplying mouth 21 left and right sides of a wind locellus 2 are arranged with two board-like dampers 22 of rotating shaft; Secondary air separating chamber 3 is provided with impurity removal gas lock 36 at secondary impurity outlet 35 places of its bottom, be provided with two slotted hole pumping board formula dampers 33 on the oblique slide flitch of two symmetries of impurity removal gas lock 36 tops, so, damper 33 just is symmetricly set on secondary wind-supplying mouth 34 left and right sides.Adjust damper 22 and damper 33, can regulate the benefit wind air quantity of each wind locellus, to reach suitable selection by winnowing wind speed.A discharging opening 25 of a wind locellus 2, but be the damper 24 that charging aperture 32 places of secondary air separating chamber are provided with a up-down adjustment, this damper is arranged on the upper end of the internal partition between wind locellus and the secondary air separating chamber, is used for regulating the feeding wind speed of secondary feeds mouth 32.
As shown in Figure 3, damper 22 of the present invention adopts rotating shaft board-like, and the self-lubricating bearing seat by air door main shaft 221 two ends is connected with the casing of a wind locellus 2, air door main shaft 221 two ends be provided be with rule can self-locking regulating handle 222, in order to the damper aperture.
As shown in Figure 4, damper 33 of the present invention adopts slotted hole pumping board formula, it is formed with moving air door plate 332 by deciding air door plate 331, moving air door plate 332 is connected by slide rail to be decided on the air door plate 331, and it is back and forth to remove by moving air door plate 332 to change the slotted hole of deciding on air door plate 331 and the moving air door plate 332 and repeat area and regulate the indoor benefit air quantity of secondary air separating.
As shown in Figure 5, but damper of the present invention 24 up-down adjustment, to regulate the size of the overflow section between wind locellus and the secondary air separating chamber, in order to regulate the wind locellus selection by winnowing wind speed different one time with the secondary air separating chamber.
Claims (8)
1, a kind of tobacco material wind selection method carries out in the wind locellus of two series connection; Tobacco is isolated the bigger foreign material of density earlier through a wind branch; And then pass through the selection by winnowing wind speed and divide the selection by winnowing wind speed low secondary air separating with respect to a wind, isolate time heavy foreign material.
2, tobacco material wind selection method as claimed in claim 1 is characterized in that: the selection by winnowing wind speed that a described wind divides is at 4.0 meter per second to 8.5 meter per seconds; The selection by winnowing wind speed of described secondary air separating is at 2.5 meter per second to 7.0 meter per seconds.
3, a kind of tobacco material wind selection equipment, comprise a wind locellus (2) and frame (1), a wind locellus (2) is provided with charging aperture (23), a discharging opening (25) and a wind-supplying mouth (21), it is characterized in that: a described wind locellus (2) also is in series with secondary air separating chamber (3), and a discharging opening (25) of a wind locellus (2) merges mutually with the charging aperture (32) of secondary air separating chamber (3); This secondary air separating chamber (3) also is provided with secondary wind-supplying mouth (34), secondary impurity outlet (35) and discharging opening (31); The wind-supplying mouth (21) of a wind locellus (2) and the secondary wind-supplying mouth (34) of secondary air separating chamber (3) locate to be provided with respectively damper (22) and damper (33).
4, tobacco material wind selection equipment as claimed in claim 3 is characterized in that: the discharging opening (25) of a wind locellus (2) and the charging aperture (32) of secondary air separating chamber (3) merging place mutually are provided with damper (24).
5, tobacco material wind selection equipment as claimed in claim 4 is characterized in that: described damper (24) but be the damper of up-down adjustment.
6, as claim 3 or 4 or 5 described tobacco material wind selection equipment, it is characterized in that: the secondary impurity outlet (35) of secondary air separating chamber (3) locates to be provided with impurity removal gas lock (36).
7, as claim 3 or 4 or 5 described tobacco material wind selection equipment, it is characterized in that: described damper (22) is the board-like damper of rotating shaft, and is symmetricly set on wind-supplying mouth (21) both sides.
8, as claim 3 or 4 or 5 described tobacco material wind selection equipment, it is characterized in that: described damper (33) is a slotted hole pumping board formula damper, and is symmetricly set on the both sides of secondary wind-supplying mouth (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100213258A CN101053868B (en) | 2007-04-06 | 2007-04-06 | Tobacco material wind selection method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100213258A CN101053868B (en) | 2007-04-06 | 2007-04-06 | Tobacco material wind selection method and device |
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| Publication Number | Publication Date |
|---|---|
| CN101053868A true CN101053868A (en) | 2007-10-17 |
| CN101053868B CN101053868B (en) | 2010-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007100213258A Active CN101053868B (en) | 2007-04-06 | 2007-04-06 | Tobacco material wind selection method and device |
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| CN (1) | CN101053868B (en) |
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| CN102000665A (en) * | 2010-10-29 | 2011-04-06 | 广东中烟工业有限责任公司 | Multistage winnowing machine for blending tobacco shreds |
| CN102334749A (en) * | 2010-07-20 | 2012-02-01 | 湖北中烟工业有限责任公司 | Device for separating waste smoke processing line on-line shredded tobacco and tow fiber |
| CN102580924A (en) * | 2012-02-28 | 2012-07-18 | 山东惟远新材料装备有限公司 | Countercurrent classifier |
| CN102580928A (en) * | 2012-02-28 | 2012-07-18 | 潍坊汇成新材料科技有限公司 | Method for classifying silicon carbide micro powder and classifying equipment of method |
| CN102626257A (en) * | 2012-03-23 | 2012-08-08 | 秦皇岛烟草机械有限责任公司 | High-speed air separator |
| CN103721947A (en) * | 2014-01-09 | 2014-04-16 | 新昌县马黛茶业有限公司 | Closed type tea leaf selecting separator |
| CN103769368A (en) * | 2013-12-13 | 2014-05-07 | 云南中烟昆船瑞升科技有限公司 | Reproduced tobacco leaf raw material preprocessing peduncle and leaf separating and decontaminating device |
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| CN102000665A (en) * | 2010-10-29 | 2011-04-06 | 广东中烟工业有限责任公司 | Multistage winnowing machine for blending tobacco shreds |
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| CN111567837B (en) * | 2020-04-24 | 2023-12-12 | 云南研联机电有限公司 | Wind power loosening impurity removing machine and method |
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| CN113210264A (en) * | 2021-05-19 | 2021-08-06 | 江苏鑫源烟草薄片有限公司 | Method and device for removing tobacco impurities |
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| CN113615857A (en) * | 2021-07-14 | 2021-11-09 | 河南中烟工业有限责任公司 | Air quantity control method and negative pressure detection device for local air separation |
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| Publication number | Publication date |
|---|---|
| CN101053868B (en) | 2010-06-30 |
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