CN114918132A - On-line sorting and recycling process for cut tobacco cooling process - Google Patents
On-line sorting and recycling process for cut tobacco cooling process Download PDFInfo
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- CN114918132A CN114918132A CN202210647951.2A CN202210647951A CN114918132A CN 114918132 A CN114918132 A CN 114918132A CN 202210647951 A CN202210647951 A CN 202210647951A CN 114918132 A CN114918132 A CN 114918132A
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- 241000208125 Nicotiana Species 0.000 title claims abstract description 180
- 235000002637 Nicotiana tabacum Nutrition 0.000 title claims abstract description 180
- 238000000034 method Methods 0.000 title claims abstract description 47
- 238000004064 recycling Methods 0.000 title claims abstract description 26
- 238000001816 cooling Methods 0.000 title claims abstract description 24
- 235000019504 cigarettes Nutrition 0.000 claims abstract description 17
- 239000002699 waste material Substances 0.000 claims abstract description 14
- 230000001276 controlling effect Effects 0.000 claims description 16
- 230000001105 regulatory effect Effects 0.000 claims description 16
- 238000000926 separation method Methods 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 11
- 239000000843 powder Substances 0.000 claims description 9
- 238000009826 distribution Methods 0.000 claims description 6
- 239000000428 dust Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 238000012216 screening Methods 0.000 claims description 4
- 230000001737 promoting effect Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 239000008187 granular material Substances 0.000 claims description 2
- 206010024796 Logorrhoea Diseases 0.000 claims 3
- 238000002485 combustion reaction Methods 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract description 3
- 238000005096 rolling process Methods 0.000 abstract description 3
- 239000002245 particle Substances 0.000 abstract description 2
- 239000012535 impurity Substances 0.000 abstract 1
- 238000007599 discharging Methods 0.000 description 4
- 239000004744 fabric Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000391 smoking effect Effects 0.000 description 2
- 244000061322 Nicotiana alata Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B5/00—Stripping tobacco; Treatment of stems or ribs
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B5/00—Stripping tobacco; Treatment of stems or ribs
- A24B5/12—Auxiliary devices for stripping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
- B07B4/02—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
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- Manufacturing Of Cigar And Cigarette Tobacco (AREA)
Abstract
The invention discloses an on-line sorting and recycling process for a cut tobacco cooling process, which comprises the following steps: (1) waste materials are removed, and the following four waste materials are removed through a VAS fluidized bed type impurity removal system: agglomerating the cut tobacco; fine hard stem particles or stem slivers; the tail end of the mass silk is connected with the slender silk of the stem stick object; the outer side is wound with a stem stick object wrapped with a slender filament; (2) and (4) sorting and recovering. The cut tobacco cooling process online sorting and recycling process is based on the application of a cut tobacco cooling process online sorting and recycling device, sorting is sequentially carried out through a primary vibrating overhead screen, a winnowing instrument and a secondary horizontal vibrating screen, the stem sliver removing amount of a cut tobacco cooling process can be increased, as many stem slivers as possible are removed in a tobacco shred making link, the stem sliver removing pressure of a subsequent rolling link is greatly reduced, and the defects of cigarette puncture, combustion cone falling, flower-like cigarette opening and the like caused by the stem slivers are reduced to the greatest extent.
Description
Technical Field
The invention relates to the technical field of tobacco shred sorting, in particular to an on-line sorting and recycling process in a tobacco shred cooling process.
Background
The stem sorting and the available cut tobacco recycling in the cut tobacco cooling process of the tobacco shred manufacturing line have positive promoting effects on improving the quality of cigarette products, reducing the consumption of tobacco leaf raw materials and improving the cut tobacco yield. At present, the stem in the cut tobacco is generally removed on line by adopting a fluidized bed winnowing mode in the domestic cut tobacco production process.
The stem sticks in the finished cut tobacco easily cause the defects of the piercing of the cigarettes in the rolling and connecting process, or the falling of the combustion cone and the 'flowering cigarettes' in the smoking process, and the like, thereby not only influencing the combustibility and the stability of physicochemical indexes of the cigarettes, but also having great influence on the smoking quality of the whole cigarettes.
Therefore, an on-line tobacco shred sorting and recycling process which can remove stems as much as possible, improve the purity of tobacco shreds and simultaneously realize the maximization of available tobacco shred recycling is needed.
Disclosure of Invention
The invention aims to provide an on-line sorting and recycling process in a leaf shred cooling process, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an on-line sorting and recycling process in a cut tobacco cooling process comprises the following steps:
(1) waste material rejection
The following four wastes were removed by VAS fluidized bed: agglomerating the cut tobacco; fine hard stem particles or stem slivers; the tail end of the mass silk is connected with the slender silk of the stem stick object; the outer side is wound with a stem stick object wrapped with a slender filament;
(2) sorting and recovering
a. The material is fed into a first-stage vibrating inverted screen through a lifting feeding device, the first-stage vibrating inverted screen respectively feeds the stem sticks containing a small amount of tobacco shreds and the tobacco shreds containing a small amount of stem sticks into No. 1 and No. 2 channels of a winnowing instrument, meanwhile, the cigarette ash and shredded tobacco are fed into a dust removal pipeline, and the mixture of the stem sticks and the tobacco shreds is fed back to the lifting feeding device;
b. the channel 1 of the winnowing instrument picks and classifies the stems containing a small amount of tobacco shreds, the channel 2 of the winnowing instrument picks and classifies the tobacco shreds containing a small amount of stems, the channels 1 and 2 of the winnowing instrument pick out the stems and send the stems to a stem collection box, and the channels 1 and 2 of the winnowing instrument pick out available tobacco shreds and send the available tobacco shreds to a secondary vibrating screen;
c. the secondary vibrating screen sends the cut tobacco to the main cut tobacco conveying belt through the cut tobacco recycling conveying belt, and the residual cigarette ash, tobacco powder and shredded tobacco are sent to the dust removal pipeline.
Further, including a leaf silk cooling process online separation recovery unit, the device is including promoting feeding equipment, the one-level vibration is faced upward sieve, fan, air separator, blanking airlock, second grade horizontal vibration sieve and automatically controlled cabinet, the pay-off mouth that promotes feeding equipment and the feed inlet of the one-level vibration is faced upward the sieve intercommunication, the discharge gate that the one-level vibration was faced upward the sieve communicates with the feed inlet of air separator, air separator is driven by the fan, air separator discharge gate and the feed inlet of second grade horizontal vibration sieve intercommunication, it all passes through the connection of electric lines with automatically controlled cabinet to promote feeding equipment, one-level vibration and is faced upward sieve, fan, air separator, blanking airlock, second grade horizontal vibration sieve.
Furthermore, the lifting feeding equipment adopts a baffle type feeding conveyer belt, and the baffle type feeding conveyer belt adopts frequency conversion control.
Further, the one-level vibration is faced upward sieve includes baffle, zigzag screen cloth, pipe tobacco export, stalk sign and pipe tobacco mixture export, stalk sign export one and stalk sign export two, zigzag screen cloth sets up to cascaded angle of elevation structure, the theory of operation that the one-level vibration was faced upward the sieve is as follows:
a. when waste materials are removed and pass through the vibrating upward screen, shredded tobacco and tobacco powder are firstly separated through the zigzag screen, a large amount of slender agglomerated tobacco, available cut tobacco and stem sticks are continuously conveyed forwards on the upward screen, and an eddy current area is formed in the center of the upward screen under the action of high-frequency acting force of the screen, transverse centrifugal force and a baffle;
b. the stem, the mixing area of the stem and the tobacco shreds and the available tobacco shred distribution area are in a fan shape, wherein the stem is distributed at the front end of the primary vibrating inverted screen and is discharged through two discharge ports, namely a first stem outlet and a second stem outlet; the mixed area of the stem sticks and the cut tobacco is distributed in the middle area and is discharged through a mixture outlet of the stem sticks and the cut tobacco; the available tobacco shreds are distributed at the rear end and discharged through a tobacco shred outlet;
c. the stems and the cut tobaccos enter a feeding lifting device through a blanking square pipe, are mixed with VAS rejected waste materials, and are classified and screened again through a primary vibrating overhead screen.
Furthermore, the air separation instrument comprises a first channel, a first channel front area regulating and controlling part, a first channel rear area regulating and controlling part, a second channel front area regulating and controlling part, a second channel rear area regulating and controlling part, a stem sliver feeding hole and a tobacco shred feeding hole, the air separation instrument adopts a parallel double-cavity four-channel structure, the second channel and the channel process tobacco shreds separated by a tobacco shred outlet of the primary vibrating face-up screen respectively, and simultaneously, secondary air separation is carried out on the stem slivers separated by the first stem sliver outlet and the second stem sliver outlet, and each channel II and the channel I are independent and provided with an air door driver and have a feedback function and are controlled by a PLC (programmable logic controller) electric control system.
Further, second grade horizontal vibration sieve includes pipe tobacco entry, finished product pipe tobacco passageway, minced tobacco passageway, finished product pipe tobacco discharge gate, minced tobacco discharge gate, second grade horizontal vibration sieve carries out the secondary screening to the pipe tobacco after the passageway one and the passageway two selection by winnowing of selection by winnowing instrument, through two upper and lower finished product pipe tobacco passageways and minced tobacco passageway, thoroughly sieves cigarette ash, the tobacco powder that adulterates in the pipe tobacco.
Compared with the prior art, the invention has the beneficial effects that: the cut tobacco cooling process online sorting and recycling process is based on the application of a cut tobacco cooling process online sorting and recycling device, and sequentially carries out sorting by a primary vibrating overhead screen, a winnowing instrument and a secondary horizontal vibrating screen, so that the stem sliver removing amount of a cut tobacco cooling process can be increased, as many stem slivers as possible are removed in a tobacco shred making link, the stem sliver removing pressure of a subsequent rolling link is greatly reduced, and the defects of tobacco stick piercing, combustion cone falling, flowering tobacco and the like caused by the stem slivers are reduced to the greatest extent; the channel of the winnowing instrument and the tobacco shreds subjected to channel winnowing are secondarily screened by the secondary horizontal vibrating screen, and the tobacco shreds doped with cigarette ash and tobacco shreds are thoroughly screened through the upper finished tobacco shred channel, the lower finished tobacco shred channel and the broken tobacco shred channel, so that the purity of the tobacco shreds is further improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the overall structure of the apparatus of the present invention;
FIG. 3 is a schematic top view of the primary shaker of the present invention;
FIG. 4 is a schematic view of the top channel structure of the air classifier of the present invention;
FIG. 5 is a schematic structural view of a two-stage horizontal vibrating screen according to the present invention.
In the figure: 1. lifting feeding equipment, 2, a primary vibrating inverted screen, 21, a baffle, 22, a zigzag screen, 23, a tobacco shred outlet, 24, a stem and tobacco shred mixture outlet, 25, a first stem outlet, 26, a second stem outlet, 3, a fan, 4, a winnowing instrument, 41, a first channel, 411, a first channel front area regulating and controlling device, 412, a first channel rear area regulating and controlling device, 42, a second channel, 421, a second channel front area regulating and controlling device, 422, a second channel rear area regulating and controlling device, 43, a stem feeding port, 44 and a tobacco shred feeding port, 5, a blanking airlock, 6, a secondary horizontal vibrating screen, 61, a tobacco shred inlet, 62, a finished tobacco shred channel, 63, a crushed tobacco shred channel, 64, a finished tobacco shred discharging port, 65, a crushed tobacco shred discharging port, 7 and an electric control cabinet;
and (2) area A: a stem distribution area;
and a B region: a stem and tobacco shred mixing distribution area;
and a C region: and a tobacco shred distribution area.
Detailed Description
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: an on-line sorting and recycling process in a cut tobacco cooling process comprises the following steps:
(1) waste material rejection
The following four wastes were removed by VAS fluidized bed: agglomerating the cut tobacco; fine hard granules or sticks; the tail end of the mass silk is connected with the slender silk of the stem stick object; the outer side is wound with a stem stick object wrapped with a slender filament;
(2) sorting and recovering
a. Feeding the material into a first-stage vibration upward screen through a lifting feeding device, respectively feeding the stem sticks containing a small amount of cut tobacco and the cut tobacco containing a small amount of stem sticks into channels No. 1 and No. 2 of a winnowing instrument by the first-stage vibration upward screen, simultaneously feeding the cigarette ash and shredded tobacco into a dust removal pipeline, and feeding the mixture of the stem sticks and the cut tobacco back to the lifting feeding device;
b. the channel 1 of the winnowing instrument picks and classifies the stems containing a small amount of tobacco shreds, the channel 2 of the winnowing instrument picks and classifies the tobacco shreds containing a small amount of stems, the channels 1 and 2 of the winnowing instrument pick out the stems and send the stems to a stem collection box, and the channels 1 and 2 of the winnowing instrument pick out available tobacco shreds and send the available tobacco shreds to a secondary vibrating screen;
c. the secondary vibrating screen sends the cut tobacco to a main cut tobacco conveying belt through a cut tobacco recycling conveying belt, and the remaining cigarette ash, tobacco powder and shredded tobacco are sent to a dust removal pipeline;
referring to fig. 1-5, the present invention further provides a technical solution: an on-line sorting and recycling process for a cut tobacco cooling process comprises an on-line sorting and recycling device for the cut tobacco cooling process, and the device comprises a lifting feeding device 1, a primary vibrating inverted screen 2, a fan 3, a winnowing instrument 4, a blanking airlock 5, a secondary horizontal vibrating screen 6 and an electric control cabinet 7, wherein a feeding port of the lifting feeding device 1 is communicated with a feeding port of the primary vibrating inverted screen 2, a discharging port of the primary vibrating inverted screen 2 is communicated with a feeding port of the winnowing instrument 4, the winnowing instrument 4 is driven by the fan 3, a discharging port of the winnowing instrument 4 is communicated with a feeding port of the secondary horizontal vibrating screen 6, and the lifting feeding device 1, the primary vibrating inverted screen 2, the fan 3, the winnowing instrument 4, the blanking airlock 5 and the secondary horizontal vibrating screen 6 are all connected with the electric control cabinet 7 through electric wires;
the lifting feeding equipment adopts a baffle type feeding conveyer belt instead of a traditional wind conveying mode, and aims to reduce the possibility of breakage and water loss in the conveying process;
as shown in fig. 3, the primary vibrating supine sieve 2 includes a baffle 21, a zigzag screen 22, a tobacco shred outlet 23, a stem and tobacco shred mixture outlet 24, a stem outlet one 25 and a stem outlet two 26, the zigzag screen 22 is arranged in a stepped elevation structure, and the primary vibrating supine sieve 2 operates according to the following principle:
a. when the waste materials are removed and pass through the vibrating upward screen, the shredded tobacco and the tobacco powder are firstly separated through the zigzag screen 22, a large amount of slender agglomerated tobacco, available cut tobacco and stems are continuously conveyed forwards on the upward screen, and under the action of high-frequency acting force of the screen, transverse centrifugal force and the baffle 21, an eddy current area is formed in the center of the upward screen;
b. the shape and density of the slender agglomerated shred, the available tobacco shred and the stem stick are different, so that the positions of the slender agglomerated shred, the available tobacco shred and the stem stick in a central vortex area of the vibrating screen are distributed differently:
the stem, a mixing area of the stems and the cut tobacco and an available cut tobacco distribution area are in a fan shape, wherein the stems are distributed at the front end of the primary vibrating inverted screen, and are discharged through two discharge ports, namely a stem outlet I25 and a stem outlet II 26, in an area A in the drawing; the mixing area of the stems and the cut tobacco is distributed in the middle area, area B in the figure, and the mixture is discharged through a stem and cut tobacco mixture outlet 24; the available tobacco shreds are distributed at the rear end, area C in the figure, and are discharged through a tobacco shred outlet 23;
c. the stem sticks and the tobacco shreds enter a feeding lifting device through a square blanking pipe, are mixed with VAS rejected waste materials, and are classified and screened again through a primary vibrating overhead screen;
as shown in fig. 4, the air separation instrument 4 comprises a first channel 41, a first channel front zone regulating and controlling part 411, a first channel rear zone regulating and controlling part 412, a second channel 42, a second channel front zone regulating and controlling part 421, a second channel rear zone regulating and controlling part 422, a stem inlet 43 and a tobacco shred inlet 44, the air separation instrument 4 adopts a parallel double-cavity four-channel structure, the second channel 42 and the first channel 41 which are parallel respectively process the tobacco shreds which are separated by the tobacco shred outlet 23 of the primary vibrating inverted screen 2, and simultaneously the stems which are separated from the first stem outlet 25 and the second stem outlet 26 are subjected to secondary air separation, according to the difference of material specific gravity, the materials can be subjected to independent secondary air separation treatment in the air separation instrument, so that the tobacco shreds and tobacco stems can be better separated, the purity of the tobacco shreds after air separation is higher, and each independent channel second 42 and channel first channel 41 are provided with an air door driver and have a feedback function and are controlled by a PLC (programmable logic controller) electric control system;
as shown in fig. 5, the secondary horizontal vibrating screen 6 comprises a cut tobacco inlet 61, a finished cut tobacco channel 62, a broken tobacco channel 63, a finished cut tobacco outlet 64 and a broken tobacco outlet 65, the secondary horizontal vibrating screen 6 performs secondary screening on cut tobacco subjected to air separation by the first channel 41 and the second channel 42 of the air separation instrument 4, and thoroughly screens cigarette ash and tobacco powder mixed in the cut tobacco through the upper and lower finished cut tobacco channels 62 and the broken tobacco channel 63, so that the purity of the cut tobacco is further improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The on-line sorting and recycling process for the cut tobacco cooling process is characterized by comprising the following steps of:
(1) waste material rejection
The following four wastes were removed by VAS fluidized bed: agglomerating the cut tobacco; fine hard granules or sticks; the tail end of the mass silk is connected with the slender silk of the stem stick object; the outer side is wound with a stem stick object wrapped with a slender filament;
(2) sorting and recovering
a. Feeding the material into a first-stage vibration upward screen through a lifting feeding device, respectively feeding the stem sticks containing a small amount of cut tobacco and the cut tobacco containing a small amount of stem sticks into channels No. 1 and No. 2 of a winnowing instrument by the first-stage vibration upward screen, simultaneously feeding the cigarette ash and shredded tobacco into a dust removal pipeline, and feeding the mixture of the stem sticks and the cut tobacco back to the lifting feeding device;
b. the channel 1 of the winnowing instrument picks and classifies the stems containing a small amount of tobacco shreds, the channel 2 of the winnowing instrument picks and classifies the tobacco shreds containing a small amount of stems, the channels 1 and 2 of the winnowing instrument pick out the stems and send the stems to a stem collection box, and the channels 1 and 2 of the winnowing instrument pick out available tobacco shreds and send the available tobacco shreds to a secondary vibrating screen;
c. the secondary vibrating screen sends the cut tobacco to the main cut tobacco conveying belt through the cut tobacco recycling conveying belt, and the residual cigarette ash, tobacco powder and shredded tobacco are sent to the dust removal pipeline.
2. The on-line sorting and recycling process of the cut tobacco cooling process according to claim 1, comprising an on-line sorting and recycling device of the cut tobacco cooling process, and characterized in that: the device is including promoting feeding equipment 1, one-level vibration and facing upward sieve 2, fan 3, air separator 4, blanking airlock 5, second grade horizontal vibrating screen 6 and automatically controlled cabinet 7, promote the pay-off mouth of feeding equipment 1 and the feed inlet intercommunication of one-level vibration and facing upward sieve 2, the discharge gate of one-level vibration and facing upward sieve 2 and the feed inlet intercommunication of air separator 4, air separator 4 is driven by fan 3, the discharge gate of air separator 4 and the feed inlet intercommunication of second grade horizontal vibrating screen 6, promote feeding equipment 1, one-level vibration and facing upward sieve 2, fan 3, air separator 4, blanking airlock 5, second grade horizontal vibrating screen 6 and all pass through the connection of electric lines with automatically controlled cabinet 7.
3. The on-line sorting and recycling process of the cut tobacco cooling process according to claim 2, characterized in that: the lifting feeding equipment adopts a baffle type feeding conveyer belt, and the baffle type feeding conveyer belt adopts frequency conversion control.
4. The on-line sorting and recycling process for the cut tobacco cooling process according to claim 2, characterized in that: the first-level vibration elevation screen 2 comprises a baffle 21, a zigzag screen 22, a tobacco shred outlet 23, a stem and tobacco shred mixture outlet 24, a stem outlet I25 and a stem outlet II 26, the zigzag screen 22 is of a stepped elevation structure, and the first-level vibration elevation screen 2 has the following working principle:
a. when waste materials are removed and pass through the vibrating upward screen, shredded tobacco and tobacco powder are firstly separated through the zigzag screen 22, a large amount of slender agglomerated tobacco, available cut tobacco and stems are continuously conveyed forwards on the upward screen, and under the action of high-frequency acting force of the screen, transverse centrifugal force and the baffle 21, an eddy current area is formed in the center of the upward screen;
b. the stem, the mixing area of the stem and the tobacco shreds and the available tobacco shred distribution area are in a fan shape, wherein the stem is distributed at the front end of the primary vibrating inverted screen and is discharged through two discharge holes, namely a first stem outlet 25 and a second stem outlet 26; the mixing area of the stems and the cut tobacco is distributed in the middle area and is discharged through a stem and cut tobacco mixture outlet 24; the available tobacco shreds are distributed at the rear end and discharged through a tobacco shred outlet 23;
c. the stems and the cut tobaccos enter a feeding lifting device through a blanking square pipe, are mixed with VAS rejected waste materials, and are classified and screened again through a primary vibrating overhead screen.
5. The on-line sorting and recycling process for the cut tobacco cooling process according to claim 2, characterized in that: the air separation instrument 4 comprises a first channel 41, a first channel front area regulating and controlling 411, a first channel rear area regulating and controlling 412, a second channel 42, a second channel front area regulating and controlling 421, a second channel rear area regulating and controlling 422, a stem rod feeding port 43 and a tobacco shred feeding port 44, the air separation instrument 4 adopts a parallel double-cavity four-channel structure, the two parallel channels 42 and the first channel 41 respectively process tobacco shreds separated by a tobacco shred outlet 23 of the primary vibrating face-up screen 2, and meanwhile, secondary air separation is carried out on stem rods separated from a first stem rod outlet 25 and a second stem rod outlet 26, each channel two 42 and the channel one 41 are independent and are provided with an air door driver, have a feedback function and are controlled by a PLC (programmable logic controller) electric control system.
6. The on-line sorting and recycling process of the cut tobacco cooling process according to claim 2, characterized in that: second grade horizontal vibration sieve 6 includes pipe tobacco entry 61, finished product pipe tobacco passageway 62, garrulous end tobacco passageway 63, finished product pipe tobacco discharge gate 64, garrulous end tobacco discharge gate 65, second grade horizontal vibration sieve 6 carries out the secondary screening to the pipe tobacco after the passageway 41 of air separator 4 and the second 42 air separation of passageway, through upper and lower two finished product pipe tobacco passageways 62 and garrulous end tobacco passageway 63, carries out thorough screening with cigarette ash, the tobacco powder of adulterating in the pipe tobacco.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210647951.2A CN114918132B (en) | 2022-06-08 | 2022-06-08 | On-line sorting and recycling process in cut tobacco cooling process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210647951.2A CN114918132B (en) | 2022-06-08 | 2022-06-08 | On-line sorting and recycling process in cut tobacco cooling process |
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| CN114918132A true CN114918132A (en) | 2022-08-19 |
| CN114918132B CN114918132B (en) | 2024-02-13 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2909857Y (en) * | 2006-05-19 | 2007-06-13 | 长沙卷烟厂 | Airflow fluid-bed separator for offal |
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