CN103230092B - Improve the method and apparatus of the made stem density uniformity of Microwave expansion tobacco stem - Google Patents

Improve the method and apparatus of the made stem density uniformity of Microwave expansion tobacco stem Download PDF

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Publication number
CN103230092B
CN103230092B CN201310198341.XA CN201310198341A CN103230092B CN 103230092 B CN103230092 B CN 103230092B CN 201310198341 A CN201310198341 A CN 201310198341A CN 103230092 B CN103230092 B CN 103230092B
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stem
separation bin
density
guipure
microwave expansion
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CN103230092A (en
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赵云川
邹泉
牟定荣
王毅
陈冉
杨光涛
高晓华
蔡媛
戚文辉
乔晓辉
肖文平
窦元春
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Hongta Tobacco Group Co Ltd
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Hongta Tobacco Group Co Ltd
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Abstract

A kind of method and apparatus improving the made stem density uniformity of Microwave expansion tobacco stem of the present invention, especially utilizes Microwave expansion tobacco stem to manufacture the technical field of stem, belongs to technical field of tobacco production.In the large Microwave expansion tobacco stem Primary Processing of the present invention, pneumatic separating operation is set after chopping operation, by wind sorting equipment, larger for density stem or offal powder separation are rejected, the expanded cabo of even density after separation, can be obtained, improve the uniformity of the made stem density of expanded cabo.Offal is after chopping operation, wind sorting equipment is set, by stem larger for expanded cut stem Midst density and offal powder separation out, its made stem Filling power is high, even density, after adding cigarette, can reduce cigarette smoke releasing content of coke tar batch in fluctuation, and improve cigarette smoke releasing content of coke tar batch between stability, reduce cigarette burning time seam broken phenomenon.

Description

Improve the method and apparatus of the made stem density uniformity of Microwave expansion tobacco stem
Technical field
A kind of method and apparatus improving the made stem density uniformity of Microwave expansion tobacco stem of the present invention, especially utilizes Microwave expansion tobacco stem to manufacture the technical field of stem, belongs to technical field of tobacco production.
Background technology
Chinese patent CN2607033Y discloses a kind of many wave source multi-feed port microwave tobacco stem expansion devices.
Chinese patent CNl518906A discloses a kind of offal mixes rear Microwave expansion tobacco stem method with microwave low-loss solid medium particle heating agent.
Chinese patent CN202077560U discloses a kind of roller-type tobacco stem continuous microwave expanding device, adopts mass transport cylinder can realize the continus convergence of offal.
Above Chinese patent method all can realize the microwave expansion continuous seepage of offal, but because microwave energy field has noncontinuity and heteropical feature, above microwave expansion method all can not make offal even inflation, simultaneously, the offal that in offal, moisture is larger and rotten not easily expands under microwave action, above reason causes in the offal after microwave expansion lower containing demi-inflation rate jointly, the offal that density is higher, the made stem Filling power of these offals reduces, add in cigarette and can reduce suction quality, increase the tar content in cigarette smoke, cause cigarette smoke tar content to fluctuate to increase, affect cigarette product quality.
Chinese patent application CN102125293A discloses a kind of preparation technology of cigarette expanded stem shreds, and the offal after microwave expansion is recovered sizing expand and moisture regain perfuming through moisture regain equilibrium water conten, section, storage, chopping, microwave by it, obtains finished product stem.
Chinese patent application CN102178341A discloses a kind of offal throwing processing method, and offal through microwave expansion, moisture regain, offal section, the chopping of stalk sheet, stem drying, is obtained finished product stem by it.
Chinese patent application CN102551189A discloses a kind for the treatment of process of expansion stem bar; it by the offal after offal or microwave expansion through immersion, terrier storage, quantitatively feeding, warming and humidifying, cut that stalk sheet, stalk sheet are temporary, row's stalk sheet, the chopping of stalk sheet, quantitatively feeding, stem are reinforced, terrier storage silk, quantitatively feeding, drying, stem perfuming, obtain finished product stem.
Chinese patent application CN102631015A discloses the thread contour machining procedure of a kind of offal, it is reinforced through pretreatment, microwave expansion, washing stalk, terrier storage, tobacco stalk straightening, offal section, stalk sheet by offal, stocker, the chopping of stalk sheet, stem sizing are dry, stem perfuming, obtains finished product stem.
Above Microwave expansion tobacco stem processing method all can not remove the higher offal of Microwave expansion tobacco stem Midst density, the made stem of high density offal all can not be rejected in expansion stem Primary Processing, these high density stems are mixing after pipe tobacco manufactures cigarette, and the cigarette containing high density stem punctures cigarette paper, seam broken, burning velocity is uneven, suction quality is deteriorated, the burst size of cigarette smoke tar increases problem by there will be.
In existing wind subset, the comparatively light effectively material separated all uses Cemented filling gentle material separating device to be separated by light matter material, make material moisture reduction in conveying and separation process, mechanical friction is violent, material size is caused to diminish, and produce a large amount of broken end, reduce material use value, be not suitable for and the made stem of less, the breakable Microwave expansion tobacco stem of physical size own is separated.
Summary of the invention
The object of the invention is to the deficiency solving prior art existence, provide a kind of method improving expanded cut stem density uniformity, make the made stem even density of Microwave expansion tobacco stem, Filling power is higher and stable, ensures that cigarette quality is stablized after adding cigarette.
What realize that the present invention improves the made stem density uniformity of Microwave expansion tobacco stem adopts with the following method: in expanded cabo throwing flow process, pneumatic separating operation is set after chopping operation, by the wind sorting equipment in pneumatic separating operation, larger for density stem or offal powder separation are rejected, the expanded cabo of even density can be obtained after separation, improve the uniformity of the made stem density of expanded cabo.
Mix the optional position between allotment of labor's sequence to expanded cut stem after pneumatic separating operation can be arranged on expanded cabo chopping operation, preferential position is after stem drying process.
Use the high density stem in the made stem of wind sorting equipment removal Microwave expansion tobacco stem.
Described wind sorting equipment is that double-chamber type wind divides device, and double-chamber type wind divides device to comprise air inlet (1), damping sheet (2), the sieve (3) that shakes, charging aperture (4), transmit guipure (5), inlet scoop (6), auxiliary air inlet mouth (7), cleaning brush (8), discharging opening (9), tailover blanking port (10), separation bin (11), blanking storehouse (12), offal blanking port and screen cloth;
Separation bin (11) upper portion side wall communicates with blanking storehouse (12) upper portion side wall, transmit guipure (5) and be communicated with separation bin (11) and blanking storehouse (12) by this phase port, phase passage port arranges the air curtain in isolation two storehouse, the bin bottom that falls arranges discharging opening (9), the top of separation bin (11) arranges negative-pressure air-suction mouth (6), separation bin (11) sidewall just arranges charging aperture (4) to the bottom of transmitting guipure (5) one end, separation bin (11) bottom arranges the groove that shakes (3) of band mesh, shake and the damping sheet (2) of band mesh is set under groove (3), damping sheet (2) below is installed just to the air inlet (1) of separation bin (11) lower port, groove (3) end that shakes connects rejects thing blanking port (10).
Furtherly, transmit guipure and be horizontally disposed with in separation bin and blanking storehouse, the structure of air curtain is that the phase port bottom connected with blanking storehouse at separation bin arranges auxiliary air inlet mouth, auxiliary air inlet mouth is arranged a series of upwards vertical just to the exhaust vent transmitting guipure.
Furtherly, little 100 ~ the 2100Pa of pressure ratio standard atmospheric pressure at inlet scoop (6) place, shake the large 100 ~ 2000Pa of mesh place pressure ratio standard atmospheric pressure of groove (3), the air inlet connected under damping sheet (2) is vertical pivoting angle structure, and the air intake direction of horizontal segment is consistent with the moving direction transmitting guipure; Pressure in blanking storehouse (12) is standard atmospheric pressure.
Furtherly, separation bin is suitable for readingly be greater than the horn-like of end opening, and the sloped sidewall in storehouse is with angle demodulator, and damping sheet adopts pull chute to be arranged on below the groove that shakes.
Furtherly, transmit guipure and be configured with correction and tensioning apparatus; The end that transmission guipure is arranged in blanking storehouse is provided with cleaning brush; Utilizing negative pressure, delivering to blanking storehouse by transmitting guipure (5) absorption material by separation bin.
Furtherly, between separation bin and blanking storehouse, there is auxiliary air inlet mouth, form gas curtain by air intake and isolate two storehouse air flowings, thus make the separation bin (11) communicated be in different pressures with blanking storehouse (12).Separation bin (11) utilizes wind to carry out secondary separation from top, storehouse negative pressure and bottom malleation to material; The position, pressure balance face of separation bin (11) interior malleation wind and negative pressure wind is adjustable up and down.
Furtherly, transmission guipure (5) between separation bin and blanking storehouse, is had to be interconnected, the air exchange of auxiliary air inlet mouth (7) between knot two storehouse; Air inlet has damping sheet (2) to carry out wind speed adjustment, makes the cross section in separation bin (11) be different blast and wind speed; Blanking storehouse is at atmospheric pressure state, and material, by self gravitation effect, is separated with transmission guipure (5), falls in the mode of freely falling body; The groove (3) that shakes uses two-part base plate, and the effect of separation bin (11) below first paragraph is that below positive pressure gas is flowed through, instead of material screening; Second segment is screen cloth, and its effect is screening materials carrying.
Furtherly, screen cloth is elongated hole, avette elongated hole, elongated hole and avette elongated hole hole long 6-15mm, the wide 1-6mm in hole, the long 12mm of preferably apertures, the wide 3mm in hole.
Operation principle of the present invention: Microwave expansion tobacco stem is made into thread after moisture regain, terrier storage, section, reinforced, chopping, drying process, the separation bin (11) of illustrated Wind pressure type two-bin classifier is sent into by conveyer belt, due to the effect of inertia, stem is to the descending motion of previous crops parabola, in the process, the dust and the broken end of offal that are wherein less than 1mm are upward through transmission guipure (5) by suction function, enter dust pelletizing system by inlet scoop (6); The qualified stem of part light specific gravity, by top suction function, is adsorbed on and transmits on guipure (5); Part stem is in dropping process, and be subject to lifting of malleation wind, lighter stem is progressively separated with unexpanded heavier stem, and crosses pressure balance face under the lifting of malleation wind, by negative-pressure adsorption in transmission guipure (5); After remaining unexpanded heavier stem falls to the groove that shakes (3), through groove conveying of shaking, to be fallen by the rejecting thing blanking port (10) below the groove that shakes and separated; The stem be adsorbed in transmission guipure (5) is transmitted guipure and is brought into blanking storehouse, there is auxiliary air inlet mouth (7) to blow out malleation air-flow because blanking storehouse (12) and separation bin (11) are middle and form gas curtain, make two storehouses connections and air exchange is isolated, in blanking storehouse, air pressure is identical with the external world, transmit the stem on guipure (5) to fall to being discharged by discharging opening (9) by the effect of self gravitation, be transferred band to take away and enter next procedure, complete the sorting of high density stem to reject, thus improve stem density uniformity.
advantage of the present invention is:
1, effectively expanded cut stem middle-high density stem and offal powder is removed.
2, remove the expanded cut stem density after high density stem evenly, can be evenly distributed in pipe tobacco after mix with pipe tobacco, after manufacturing cigarette, cigarette burning speed evenly, without the burst size of seam broken, cigarette smoke tar reduces, effective raising cigarette quality stability.
3, remove broken last expanded cut stem high purity, effectively reduce the burst size of downstream process dust in production environment.
4, double-chamber type wind divide device to avoid traditional wind send, the made stem of less to physical size, the breakable Microwave expansion tobacco stem of gas lock discharging equipment produces mechanical friction, reduces material friction and makes the broken supplies consumption caused.
Accompanying drawing explanation
Fig. 1 is embodiment 1 process chart of the inventive method;
Fig. 2 is embodiment 2 process chart of the inventive method;
Fig. 3 is embodiment 3 process chart of the inventive method;
Fig. 4 is embodiment 4 process chart of the inventive method
Fig. 5 is concrete equipment schematic diagram of the present invention.
In figure: 1-air inlet, 2-damping sheet; 3-the groove that shakes, 4-charging aperture, 5-transmission guipure, 6-inlet scoop, 7-auxiliary air inlet mouth, 8-cleaning brush, 9-discharging opening, 10-rejecting thing blanking port, 11-separation bin, 12-blanking storehouse.
Detailed description of the invention
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
embodiment 1: as shown in Figure 1, offal after microwave expansion, volume increases 200-350%, moisture reaches 3-5%, temperature 75-90 DEG C, through washing stalk, moisture is increased to 25-30%, then offal is cut into slices, slice thickness is 0.2mm, store the stem being cut into width 0.8mm after 1-3 hours again, through microwave drying, moisture is reduced to 10-12%, through double-chamber type wind subset, high density stem and the broken end of offal are removed, simultaneously to low-density stem cooling and shaping, obtain the low-density stem of even density through moisture regain perfuming, moisture of cut stem is controlled 12.5-13.5%, make finished product stem, for mixing outfit.
embodiment 2: as shown in Figure 2, offal is through microwave expansion, volume increases 200-350%, moisture reaches 3-5%, temperature 75-90 DEG C, through cooling and shaping, store ageing 7-60 days, then get damp again, make offal moisture reach 18-20%, then offal is cut into slices, slice thickness 0.8mm, the chopping of stalk sheet, tobacco cut width 0.2mm, stem is dried to moisture 13-14%, through double-chamber type wind subset, high density stem and the broken end of offal are removed, simultaneously to low-density stem cooling and shaping, obtain the low-density finished product stem of even density.
embodiment 3: as shown in Figure 3, by offal microwave expansion, volume increases 200-350%, moisture reaches 3-5%, temperature 75-90 DEG C, through soaking, moisture is increased to 30-35%, then through terrier storage 1-3 hours, quantitative feeding, warming and humidifying is to moisture content 32-38% temperature 55-70 DEG C, be cut to the stalk sheet of thickness 0.3mm, stalk sheet is kept in, row's stalk sheet, stalk sheet is cut to the stem of width 0.9mm, quantitative feeding, stem feeds in raw material, terrier storage silk 1-6 hours, quantitative feeding, dry, stem perfuming, through pneumatic separator, high density stem and the broken end of offal are removed, obtain finished product stem.
embodiment 4: as shown in Figure 4; offal through warming and humidifying to moisture 12-15% temperature 65-70 DEG C; then through microwave expansion; volume increases 200-350%; moisture reaches 3-5%; temperature 75-90 DEG C; through water terrier wash machine, moisture is increased to 20-25%; terrier storage 1-6 hours, tobacco stalk straightening, the stalk sheet being cut to thickness 0.2mm, stalk sheet is reinforced, stocker 1-4 hours, stalk sheet are cut to width 0.8mm stem, stem sizing are dry, stem perfuming; store up silk, through pneumatic separator, high density stem and the broken end of offal are removed, then mix and be fitted in pipe tobacco.
Through above-mentioned four embodiment expanded cut stems that process obtains, can mix by formula rate and be assigned in pipe tobacco, finally make finished cigarettes, and then realize a kind of method improving expanded cut stem density uniformity of the present invention.
embodiment 5: in certain trade mark cigarette primary processing process, tobacco leaf enters the separation bin 11 of illustrated Wind pressure type two-bin classifier after moisture regain, reinforced, leaves storage, warming and humidifying, chopping, drying process, due to the effect of inertia, pipe tobacco is to the descending motion of previous crops parabola, in the process, wherein be less than 1mm(and transmit the mesh size of guipure 5) dust and smashed tobacco powder be upward through transmission guipure 5 by suction function, enter dust pelletizing system by inlet scoop 6; The qualified pipe tobacco of part light specific gravity, by top suction function, is adsorbed on and transmits on guipure 5; Part pipe tobacco, in dropping process, is subject to lifting of malleation wind, is progressively separated with heavier stalk label compared with film silk, and under the lifting of malleation wind, cross the pressure balance face formed in separation bin 11, by negative-pressure adsorption on transmission guipure 5; After remaining pipe tobacco and stalk label mixed material fall to the groove 3 that shakes, shaking under groove 3 and malleation wind action power, mixed material is loose further, and lighter pipe tobacco is separated again with heavier stalk label, and under the lifting of malleation wind, cross pressure balance face, by negative-pressure adsorption on transmission guipure 5; The stalk label that in pipe tobacco, proportion is larger are carried through the groove 3 that shakes, and are fallen and separated by the rejecting thing blanking port 10 below the groove that shakes; The pipe tobacco be adsorbed on transmission guipure 5 is transmitted guipure and is brought into blanking storehouse 12, because in blanking storehouse 12, air pressure is identical with the external world, pipe tobacco on transmission guipure 5 under gravity, drop down onto discharging opening 9, walked to enter next procedure by conveying belt, complete the sorting of high density stem to reject, thus improve stem density uniformity.
Use same batch pipe tobacco and the flexible air classifier punishment in advance of traditional cut tobacco to test, the key technical indexes testing result is as following table.
Test item Through the pipe tobacco of flexible air classifier The pipe tobacco of device is divided through double-chamber type wind Difference
Cut tobacco is containing stalk label rate (%) 1.3 0.4 0.9
Long filament rate (%) 60.4 62.1 -1.7
Middle silk rate (%) 25.3 24.7 0.6
Short silk rate (%) 13.6 12.9 0.7
Filament broken rate (%) 0.7 0.3 0.4
Moisture content reduces (%) 0.6 0.2 0.4
Transmission guipure 5 is had to be interconnected between separation bin 11 of the present invention and blanking storehouse 12, the air exchange of auxiliary air inlet mouth 7 between knot two storehouse.
Separation bin 11 of the present invention utilizes wind to carry out secondary separation from top, storehouse negative pressure and bottom malleation to material.
Air inlet of the present invention has damping sheet 2 to carry out wind speed adjustment, makes the cross section in separation bin 11 be different blast and wind speed.
The present invention utilizes the negative pressure transmitted above guipure 5, and absorption material delivers to blanking storehouse by separation bin.
There is auxiliary air inlet mouth between separation bin and blanking storehouse, form gas curtain by air intake and isolate two storehouse air flowings, thus make the separation bin 11 communicated be in different pressures with blanking storehouse 12.
Blanking storehouse is at atmospheric pressure state, and material, by self gravitation effect, is separated with transmission guipure 5, falls in the mode of freely falling body.
In separation bin 11, the position, pressure balance face of malleation wind and negative pressure wind is adjustable up and down.
The groove 3 that shakes uses mesh floor, and effect is that below positive pressure gas is flowed through, instead of material screening.
The mesh size size transmitting guipure 5 use adjusts according to the size of sorting material particle.
Above five embodiments, only in order to technical scheme of the present invention to be described, are not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art should be appreciated that it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.

Claims (7)

1. one kind is improved the equipment of the made stem density uniformity of Microwave expansion tobacco stem, it is characterized in that: in expanded cabo throwing flow process, pneumatic separating operation is set after chopping operation, by the wind sorting equipment in pneumatic separating operation, larger for density stem or offal powder separation are rejected, the expanded cabo of even density can be obtained after separation, improve the uniformity of the made stem density of expanded cabo;
The optional position between allotment of labor's sequence is mixed to expanded cut stem after pneumatic separating operation can be arranged on expanded cabo chopping operation;
Described wind sorting equipment is that double-chamber type wind divides device, and double-chamber type wind divides device to comprise air inlet (1), damping sheet (2), the groove that shakes (3), charging aperture (4), transmit guipure (5), inlet scoop (6), auxiliary air inlet mouth (7), cleaning brush (8), discharging opening (9), rejecting thing blanking port (10), separation bin (11), blanking storehouse (12), offal blanking port and screen cloth;
Separation bin (11) upper portion side wall communicates with blanking storehouse (12) upper portion side wall, transmit guipure (5) and be communicated with separation bin (11) and blanking storehouse (12) by this phase port, phase passage port arranges the air curtain in isolation two storehouse, the bin bottom that falls arranges discharging opening (9), the top of separation bin (11) arranges negative-pressure air-suction mouth (6), separation bin (11) sidewall just arranges charging aperture (4) to the bottom of transmitting guipure (5) one end, separation bin (11) bottom arranges the groove that shakes (3) of band mesh, shake and the damping sheet (2) of band mesh is set under groove (3), damping sheet (2) below is installed just to the air inlet (1) of separation bin (11) lower port, groove (3) end that shakes connects rejects thing blanking port (10).
2. according to the equipment of the made stem density uniformity of the raising Microwave expansion tobacco stem described in claim 1, it is characterized in that: pneumatic separating operation preferential position is after stem drying process.
3. the equipment of the made stem density uniformity of raising Microwave expansion tobacco stem according to claim 1, its feature is being: transmit guipure and be horizontally disposed with in separation bin and blanking storehouse, the structure of air curtain is that the phase port bottom connected with blanking storehouse at separation bin arranges auxiliary air inlet mouth, auxiliary air inlet mouth is arranged a series of upwards vertical just to the exhaust vent transmitting guipure.
4. the equipment of the made stem density uniformity of raising Microwave expansion tobacco stem according to claim 1, it is characterized in that: the little 100 ~ 2100Pa of pressure ratio standard atmospheric pressure at inlet scoop (6) place, shake the large 100 ~ 2000Pa of mesh place pressure ratio standard atmospheric pressure of groove (3), the air inlet connected under damping sheet (2) is vertical pivoting angle structure, and the air intake direction of horizontal segment is consistent with the moving direction transmitting guipure; Pressure in blanking storehouse (12) is standard atmospheric pressure.
5. the equipment of the made stem density uniformity of raising Microwave expansion tobacco stem according to claim 1, its feature is being: separation bin is suitable for readingly be greater than the horn-like of end opening, the sloped sidewall of separation bin is with angle demodulator, and damping sheet adopts pull chute to be arranged on below the groove that shakes; Transmit guipure (5) and be configured with correction and tensioning apparatus; The end that transmission guipure (5) is arranged in blanking storehouse is provided with cleaning brush; Utilizing negative pressure, delivering to blanking storehouse by transmitting guipure (5) absorption material by separation bin.
6. the equipment of the made stem density uniformity of raising Microwave expansion tobacco stem according to claim 1; its feature is being: have auxiliary air inlet mouth between separation bin and blanking storehouse; form gas curtain by air intake and isolate two storehouse air flowings, thus make the separation bin (11) communicated be in different pressures with blanking storehouse (12); Separation bin (11) utilizes separation bin top negative pressure and bottom malleation to carry out secondary separation to material; The position, pressure balance face of separation bin (11) interior malleation wind and negative pressure wind is adjustable up and down.
7. the equipment of the made stem density uniformity of raising Microwave expansion tobacco stem according to claim 1, is characterized in that having transmission guipure (5) to be interconnected between separation bin and blanking storehouse, the air exchange of auxiliary air inlet mouth (7) between knot two storehouse; Air inlet has damping sheet (2) to carry out wind speed adjustment, makes the cross section in separation bin (11) be different blast and wind speed; Blanking storehouse is at atmospheric pressure state, and material, by self gravitation effect, is separated with transmission guipure (5), falls in the mode of freely falling body; The groove (3) that shakes uses two-part base plate, and the effect of separation bin (11) below first paragraph is that below positive pressure gas is flowed through, instead of material screening; Second segment is screen cloth, and its effect is screening materials carrying.
CN201310198341.XA 2013-05-26 2013-05-26 Improve the method and apparatus of the made stem density uniformity of Microwave expansion tobacco stem Active CN103230092B (en)

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Publication number Priority date Publication date Assignee Title
CN105249522A (en) * 2015-09-25 2016-01-20 红云红河烟草(集团)有限责任公司 Method for processing tobacco stems and cut stems
CN106108098B (en) * 2016-08-19 2017-05-10 云南中烟新材料科技有限公司 Fine and short tobacco stem expanding and recombining primary processing technology
CN113519886B (en) * 2021-07-27 2022-08-02 贵州中烟工业有限责任公司 Method and device for controlling moisture at cut stem drying outlet and readable storage medium

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CN2602618Y (en) * 2002-12-09 2004-02-11 周川 Microwave treatment device for continuous cut tabacco expansion
CN1736275A (en) * 2005-08-11 2006-02-22 周川 Method for preparing cabo particle filling material of cigarette
CN1843232A (en) * 2006-04-30 2006-10-11 云南昆船设计研究院 Tobacco peduncle granule production process
CN101548794A (en) * 2008-04-03 2009-10-07 湖北中烟工业有限责任公司 Multistage pneumatic separation device for eliminating stems from tobacco shreds
CN103054153A (en) * 2013-01-07 2013-04-24 深圳市宏翔益生科技有限公司 Cut stem strip production system
CN103054161A (en) * 2013-01-17 2013-04-24 云南瑞升烟草技术(集团)有限公司 Tobacco stem shred preparation method

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Publication number Priority date Publication date Assignee Title
US4898189A (en) * 1987-07-11 1990-02-06 Korber Ag Method of and apparatus for treating uncured tobacco
CN2602618Y (en) * 2002-12-09 2004-02-11 周川 Microwave treatment device for continuous cut tabacco expansion
CN1736275A (en) * 2005-08-11 2006-02-22 周川 Method for preparing cabo particle filling material of cigarette
CN1843232A (en) * 2006-04-30 2006-10-11 云南昆船设计研究院 Tobacco peduncle granule production process
CN101548794A (en) * 2008-04-03 2009-10-07 湖北中烟工业有限责任公司 Multistage pneumatic separation device for eliminating stems from tobacco shreds
CN103054153A (en) * 2013-01-07 2013-04-24 深圳市宏翔益生科技有限公司 Cut stem strip production system
CN103054161A (en) * 2013-01-17 2013-04-24 云南瑞升烟草技术(集团)有限公司 Tobacco stem shred preparation method

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