CN1899133A - Method for winnowing tobacco material using inertia and its device - Google Patents
Method for winnowing tobacco material using inertia and its device Download PDFInfo
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- CN1899133A CN1899133A CN 200610088276 CN200610088276A CN1899133A CN 1899133 A CN1899133 A CN 1899133A CN 200610088276 CN200610088276 CN 200610088276 CN 200610088276 A CN200610088276 A CN 200610088276A CN 1899133 A CN1899133 A CN 1899133A
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Abstract
The present invention discloses a kind of tobacco material winnowing method and apparatus operating on inertia. Material is separated inside the box of wind separating chamber with side material inlet and vertical upward blast. The present invention features that tobacco material is made to enter the wind separating chamber at the instantaneous speed of 2-6m/s. The tobacco material with relatively small density will be blown to outside the wind separating chamber while foreign matter with relatively great density falls to the wind separating chamber.
Description
Technical field
The present invention relates to the method for separating and the equipment of tobacco, or rather, is a kind of method and apparatus that utilizes inertia to tobacco material wind selection.
Background technology
Usually contain various foreign matters in the tobacco, on cigarette production line, often need to adopt the method for selection by winnowing that each tobacco articles is carried out foreign body eliminating, as the foreign body eliminating of blade, pipe tobacco, stem, expanded cut tobacco etc.Wind selection method commonly used has two kinds, a kind of is to adopt traditional method for floating, utilize the difference of tobacco and foreign matter floating velocity to carry out foreign body eliminating, the method that the employing flotation that a kind of advanced more method is narration among the patent ZL 02 138091.0 combines with the choosing of wafing, the method that perhaps is called sorting is on the spot carried out foreign body eliminating.These two kinds of methods are of many uses, are one of indispensable operations of present cigarette production line.
On the spot the method for sorting in the selection by winnowing precision, make aspects such as broken, energy consumption and all be better than traditional method for floating, but strengthen along with producing flow, the selection by winnowing precision of screening installation also descends thereupon on the spot, be particularly useful for the occasion that the sorting floating velocity is more or less the same, when the production flow arrived to a certain degree greatly, sharpness of separation can not meet the demands.
Therefore, be to guarantee the cigarette product quality, press for a kind of precision height, make broken low, wind selection method and equipment that production capacity is big.
Summary of the invention
The purpose of this invention is to provide a kind of precision height, make broken low, wind selection method that production capacity is big.
Another object of the present invention provides a kind of equipment of realizing this method.
The present invention realizes with following technology side: a kind of method of utilizing inertia to tobacco material wind selection, in casing, carry out with wind locellus, one side of wind locellus has material inlet and air-supply vertically upward, it is characterized in that the instantaneous velocity that material enters the wind locellus is the 2-6 meter per second; The little tobacco of density changes the direction of motion and moves obliquely upward to descend slowly and lightly and divide indoor or send the wind locellus at wind under wind action vertically upward because of inertia is little; The big foreign material of density because of inertia not the malleable direction of motion fall from the wind locellus.
The wind selection method of above-mentioned tobacco, the inertia that utilizes tobacco and foreign material high-speed motion wherein to obtain, the along continuous straight runs impelling divides indoor to wind, divide indoorly at wind, and the object inertia force that density is big is big, windage is little, cast is far away, and the wind-engaging time is short, is not easy to change direction of advance, and the little object inertia force of density is little, windage is big, and cast is near, and the wind-engaging time is long, change direction of advance easily, under vertical wind action, the object that the little object of density and density are big is easy to realize separating, and the object that density is little has changed direction of advance more, upwards, taken out of the wind locellus by vertically-supplying air, the object that density is big has less changed direction of advance, downwards, overcome vertical wind action, fall from the bottom of wind locellus.In general, the density of tobacco is little, and the density of foreign matter is big, utilizes the difference of different material density and inertia like this, under the effect of wind-force, has realized the foreign material of tobacco product are separated.
A kind of pneumatic separator of tobacco, it comprises casing, the wind locellus that is communicated with casing, the charging aperture that is positioned at wind locellus one side, wind locellus are all uncovered up and down; Device for transporting objects is arranged at the bottom at casing, and wind pipe is arranged above casing, at the charging aperture place charging conveying equipment is arranged, and it is characterized in that device has high speed belt conveyer below the blanking place of conveying equipment; Device has the material toggling roller at the close device for transporting objects place of wind locellus.
The belt speed of described high speed belt conveyer is the 2-6 meter per second.
Described material toggling roller is a polygon or board-like, and its setting height(from bottom) is adjustable, clockwise rotates.
The course of work of the said equipment is; The tobacco that contains foreign material forms on high-speed belt conveyor fast, evenly, continuously, the material flow that thickness is suitable, tobacco and foreign matter have wherein all obtained inertia in this process, utilize high-speed belt conveyor that tobacco is flowed the along continuous straight runs impelling and divide indoor to wind, divide indoor at wind, the object inertia force that density is big is big, and windage is little, and cast is far away, the wind-engaging time is short, be not easy to change direction of advance, and the little object inertia force of density is little, windage is big, cast is near, the wind-engaging time is long, changes direction of advance easily, under vertical wind action, the object that the little object of density and density are big is easy to realize separating, the object that density is little has changed direction of advance more, upwards, is taken out of the wind locellus by vertically-supplying air, the object that density is big has less changed direction of advance,, overcome vertical wind action downwards, fall from the bottom of wind locellus.In general, the density of tobacco is little, and the density of foreign matter is big, like this, utilizes the difference of different material density, under the effect of wind-force, has realized the foreign matter of tobacco product is separated.
Major advantage of the present invention is that production capacity is big, and the precision height can guarantee product quality effectively, and the plant machinery energy consumption is low.
Description of drawings
State the present invention below in conjunction with drawings and Examples are further auspicious.
Fig. 1 is the structural representation of one embodiment of the invention.
Fig. 2 is the structural representation of another embodiment of the present invention.
Fig. 3 is an embodiment structural representation of wind locellus of the present invention.
Fig. 4 is another embodiment structural representation of wind locellus of the present invention.
The specific embodiment
Fig. 1 is one embodiment of the present of invention, and the purposes of this embodiment is that the pipe tobacco after drying is handled carries out the foreign matter separation, mainly is that foreign matters such as offal, conglomeration are separated with pipe tobacco, to improve the degree of purity of pipe tobacco.
As shown in Figure 1, the below of casing 3 is equipped with and is carried tail band 8, between tail band 8 and the high-speed belt conveyor 2 wind locellus 6 is housed, the zone face of high-speed belt conveyor 2 is higher than the zone face of tail band 8, the other end of tail band 8 is equipped with discharging gas lock 9, tail band 8 is equipped with the material toggling roller 7 that clockwise rotates with the joint portion of wind locellus 6, the position of material toggling roller 7 is below high-speed belt conveyor 2 directions of advance, the air outlet of the top of casing 3 is connected with external blower fan by commentaries on classics net 4, wind pipe 5, and the governor motion 5-1 that adjusts vertically-supplying air size in the wind locellus 6 is installed on wind pipe 5.
As shown in Figure 1, apparatus for feeding 1 is layered on tobacco on the zone face of high-speed belt conveyor 2 equably, high-speed belt conveyor 2 drives tobacco and travels forward fast, form the material flow even, continuous, that thickness is suitable, because the zone face speed of high-speed belt conveyor 2 is much larger than the ordinary straps machine, therefore, on the zone face of high-speed belt conveyor 2, the layer thickness of tobacco is much smaller than the ordinary straps machine, and, can adjust the layer thickness of tobacco easily by adjusting the zone face speed of high-speed belt conveyor 2.Break away from the zone face of high-speed belt conveyor 2 when tobacco after, under the effect of self inertia power, tobacco continues rapid movement forward, falls along parabola, enters wind locellus 6.
Remain vertically-supplying air from bottom to top in the wind locellus 6.Under the impelling effect of high-speed belt conveyor 2, tobacco is as waterfall, fast and along entering wind locellus 6, traverse locellus 6 with the perpendicular direction of vertically-supplying air, aweather another sidewall motion of locellus 6, in this process, tobacco density is little, and inertia force is little, windage is big, cast is near, is subjected to the vertically-supplying air long action time, changes direction of advance easily, and offal, foreign matter density such as conglomeration are big, inertia force is big, and windage is little, and cast is far away, be subjected to vertically-supplying air short action time, be not easy to change direction of advance, therefore under vertical wind action, the direction of motion of the pipe tobacco that density is little has bigger change, upwards lift, cross material toggling roller 7 and enter casing 3, and the big offal of density, the direction of motion of foreign matters such as conglomeration changes smaller, can not cross material toggling roller 7, another sidewall along wind locellus 6 falls, and because the thickness of tobacco stream can effectively control, guarantee that pipe tobacco can accept vertical wind action effectively, so just realized foreign matter separation pipe tobacco.
After pipe tobacco is crossed material toggling roller 7 and entered casing 3,, drop on lentamente on the tail band 8 progressively with flow separation, tail band 8 drive under, send casing 3 from discharging gas lock 9, enter next procedure.
Changeing net 4 is network structures that diameter is slightly less than wind pipe 5 internal diameters and can rotates around the axle center, prevents that pipe tobacco from being taken out of casing 3 by air-flow.The governor motion of adjusting vertically-supplying air size in the wind locellus 6 is installed on wind pipe 5, and the wind speed of vertically-supplying air can be less than or equal to the floating velocity of pipe tobacco.Can adjust the selection by winnowing effect by the size of adjusting vertically-supplying air.
The zone face speed of high-speed belt conveyor 2 is fast, and tobacco thickness is little, and cast is far away, and the zone face speed and the production capacity of high-speed belt conveyor 2 are closely related, and production capacity is big, and for the thickness that guarantees tobacco stream is suitable, zone face speed also strengthens thereupon.The zone face speed of high-speed belt conveyor 2 generally is controlled at 2～6 meter per seconds.
High-speed belt conveyor 2 has a significant impact the selection by winnowing precision with the difference in height L of material toggling roller 7, and the difference in height L of high-speed belt conveyor 2 and material toggling roller 7 can adjust.The horizontal end face of material toggling roller 7 is a hexagon, also can be square or plate shape, and the another one effect of material toggling roller 7 is to prevent that the joint portion between wind locellus 6 and tail band 8 from forming buildup, influences the equipment operate as normal.
High-speed belt conveyor 2 can horizontal positioned, and shown in figure one, high-speed belt conveyor 2 also can tilt to place, and its elevation angle generally is no more than 15 °, and the selection by winnowing effect is identical.
The length L of wind locellus 6 depends on the zone face speed with high-speed belt conveyor 2, the device fabrication flow is big, the zone face speed of high-speed belt conveyor 2 can be accelerated, make tobacco keep a suitable thickness, simultaneously, the length L of wind locellus 6 can suitably strengthen, like this, the selection by winnowing effect can not descend because flow strengthens, and therefore can adapt to the production occasion of big flow, as 10000 kilograms/hour.
Air drag has played good action to the selection by winnowing effect in addition, because tobacco is in the process of aweather locellus 6 impellings and traverse locellus 6, under the air drag effect, the object cast that density is big is far away, the object cast that density is little is near, tobacco progressively scatters, and is convenient to the vertically-supplying air effect, helps improving the selection by winnowing precision.
Therefore, in the present embodiment, tobacco has been finished the foreign matter selection by winnowing to pipe tobacco under the acting in conjunction of self inertia, air drag, vertically-supplying air.
Apparatus for feeding 1 can adopt cigarette production line jigging conveyer commonly used or feeding machine, elevator etc.
Fig. 2 is another embodiment of the present invention.
In this embodiment, the zone face of high-speed belt conveyor 2 is lower than the zone face of tail band 8, the position of material toggling roller 7 is above high-speed belt conveyor 2 directions of advance, tobacco is finished at wind locellus 6 needs to climb a height after foreign matter separates, can cross material toggling roller 7 and enter casing 3, the operation principle of this method is identical with the embodiment that Fig. 1 describes, but the selection by winnowing precision is poor slightly, is particularly suitable for the occasion of production site anxiety.
As shown in Figure 3, in order further to improve the selection by winnowing precision, can on the sidewall of wind locellus 6, increase a corner block 10, the tobacco that can not cross material toggling roller 7 is by corner block 10, sent into wind locellus 6 once more, carry out the secondary selection by winnowing, foreign matter overcomes vertically-supplying air and falls from the bottom of wind locellus 6, and tobacco is crossed material toggling roller 7 and entered casing 3.If on wall, increase and respectively add a corner block 10, selection by winnowing better effects if in the both sides of wind locellus 6.
As shown in Figure 3, when carrying out the pipe tobacco selection by winnowing, lump, the conglomeration meeting is signed with stalk and is fallen, caking, conglomeration is made up of pipe tobacco basically, in order to solve caking, the reuse problem of pipe tobacco in the conglomeration, can on the sidewall of wind locellus 6, increase a thread delivering roller 11 and a thread rolling roller 12, caking, conglomeration can not be crossed material toggling roller 7 and be entered casing 3, sliding the silk-dressing machine structure of being made up of thread delivering roller 11 and thread rolling roller 12 back along the sidewall of wind locellus 6 will lump, conglomeration is rubbed with the hands and is opened, revert to the pipe tobacco state, sent into wind locellus 6 once more then, carry out the secondary selection by winnowing, foreign matter overcomes vertically-supplying air and falls from the bottom of wind locellus 6, and pipe tobacco is crossed material toggling roller 7 and entered casing 3.In order to solve the reuse problem of pipe tobacco in caking, the conglomeration better, can on the wall of the both sides of wind locellus 6, increase and respectively add a thread delivering roller 11 and a thread rolling roller 12, carry out secondary thread rolling and selection by winnowing.
Claims (7)
1, a kind of method of utilizing inertia to tobacco material wind selection is carried out in the casing with wind locellus, and a side of wind locellus has material inlet and air-supply vertically upward, it is characterized in that the instantaneous velocity that material enters the wind locellus is the 2-6 meter per second; The little tobacco of density changes the direction of motion and moves obliquely upward to descend slowly and lightly and divide indoor or send the wind locellus at wind under wind action vertically upward because of inertia is little; The big foreign material of density because of inertia not the malleable direction of motion fall from the wind locellus.
2, a kind of pneumatic separator of tobacco, it comprises casing (3), the wind locellus (6) that is communicated with casing, the charging aperture (6-1) that is positioned at wind locellus one side, wind locellus are all uncovered up and down; In the bottom of casing (3) device for transporting objects (8) is arranged, in the top of casing (3) wind pipe (5) is arranged, located charging conveying equipment (1) at charging aperture (6-1), it is characterized in that high speed belt conveyer (2) being arranged at the below, blanking place of conveying equipment (1) device; Locate device at the close device for transporting objects (8) of wind locellus material toggling roller (7) is arranged.
3, tobacco material wind selection equipment according to claim 2, the belt speed that it is characterized in that high speed belt conveyer (2) is the 2-6 meter per second.
4, tobacco material wind selection equipment according to claim 2 is characterized in that the material toggling roller is a polygon or board-like, and its setting height(from bottom) is adjustable, clockwise rotates.
5, tobacco material wind selection equipment according to claim 2 is characterized in that device has rotating commentaries on classics net (4) in wind pipe (5), and changeing net (4) is the network structure that diameter is slightly less than wind pipe (5) internal diameter.
6, tobacco material wind selection equipment according to claim 2 is characterized in that on the sidewall on the charging aperture opposite of wind locellus corner block (10) being housed.
7, tobacco material wind selection equipment according to claim 2 is characterized in that device has the silk-dressing machine structure on the sidewall on the charging aperture opposite of wind locellus, and the silk-dressing machine structure is made up of the thread rolling roller (12) of thread delivering roller (11) and counter-rotation with matching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100882765A CN1899133B (en) | 2006-07-04 | 2006-07-04 | Equipment for winnowing tobacco material using inertia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100882765A CN1899133B (en) | 2006-07-04 | 2006-07-04 | Equipment for winnowing tobacco material using inertia |
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| Publication Number | Publication Date |
|---|---|
| CN1899133A true CN1899133A (en) | 2007-01-24 |
| CN1899133B CN1899133B (en) | 2010-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006100882765A Active CN1899133B (en) | 2006-07-04 | 2006-07-04 | Equipment for winnowing tobacco material using inertia |
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| CN (1) | CN1899133B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101731738B (en) * | 2008-11-17 | 2012-10-10 | 北京达特烟草成套设备技术开发有限责任公司 | Method for improving dipping effect of carbon dioxide expanded cut tobacco and feeding device |
| CN103169149A (en) * | 2011-12-20 | 2013-06-26 | 上海烟草集团有限责任公司 | Tobacco shred air separator and air separation control method |
-
2006
- 2006-07-04 CN CN2006100882765A patent/CN1899133B/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101731738B (en) * | 2008-11-17 | 2012-10-10 | 北京达特烟草成套设备技术开发有限责任公司 | Method for improving dipping effect of carbon dioxide expanded cut tobacco and feeding device |
| CN103169149A (en) * | 2011-12-20 | 2013-06-26 | 上海烟草集团有限责任公司 | Tobacco shred air separator and air separation control method |
| CN103169149B (en) * | 2011-12-20 | 2016-04-20 | 上海烟草集团有限责任公司 | A kind of cut tobacco air classifier and selection by winnowing control method |
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| Publication number | Publication date |
|---|---|
| CN1899133B (en) | 2010-12-01 |
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