CN112493527B - Tobacco stem sorting device and method - Google Patents
Tobacco stem sorting device and method Download PDFInfo
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- CN112493527B CN112493527B CN202011488091.XA CN202011488091A CN112493527B CN 112493527 B CN112493527 B CN 112493527B CN 202011488091 A CN202011488091 A CN 202011488091A CN 112493527 B CN112493527 B CN 112493527B
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- 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
- A24B5/16—Other treatment of stems or ribs, e.g. bending, chopping, incising
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- 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
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Abstract
The invention discloses a tobacco stem sorting device and a method, wherein a stem separating mechanism of the device comprises a stem separating groove and a high-toughness tobacco stem screening unit, a high-toughness tobacco stem discharging port on the stem separating groove is positioned at the bottom of the stem separating groove, and a stem inlet, a first liquid inlet and an inlet of a low-toughness tobacco stem discharging channel are all positioned above the high-toughness tobacco stem discharging port; the stem selecting liquid supply mechanism is used for supplying the stem selecting liquid into the stem separating groove from the first liquid inlet; the stem outlet mechanism comprises a stem washing and leaching tank, a low-toughness-skin tobacco stem conveying unit and a low-toughness-skin tobacco stem screening unit, a stem liquid mixing inlet and a low-toughness-skin tobacco stem discharging port are formed in the stem washing and leaching tank, the stem liquid mixing inlet is communicated with an outlet of a low-toughness-skin tobacco stem discharging channel, and the low-toughness-skin tobacco stem screening unit is arranged opposite to the low-toughness-skin tobacco stem discharging port. The tobacco stem sorting device can separate the tobacco stems with high tenacity skins from the tobacco stems with low tenacity skins, and can carry out stem washing and stem soaking treatment on the tobacco stems with low tenacity skins, so that the tobacco stems with high tenacity skin content can be removed quickly and efficiently.
Description
Technical Field
The invention relates to the field of cigarette manufacturing, in particular to a tobacco stem sorting device and method.
Background
The tobacco stems accounting for about 25 percent of the total weight of the tobacco leaves can be obtained by separating the stems and the leaves of the tobacco leaves. The cut stems prepared by cutting the tobacco stems are important components of the tobacco leaf formula.
The tobacco stem consists of a phloem, a xylem and a pith core from outside to inside. The xylem and medulla are loose and easy to expand. While the phloem contains a large amount of pectic substances and carbohydrate compounds, and the tissue is dense. Moreover, the phloem has a strong adhesiveness. The quality of the tobacco stems is influenced by a plurality of factors such as tobacco leaf planting areas, varieties, grade positions, physical forms and the like, and the ratio of the phloem, the xylem and the medulla core in the tobacco stems is greatly changed.
In the shredding process, the tobacco stems are extruded and conveyed to the knife gate of the stem cutting machine. The cabo with high bast content can form bast cut stems which are difficult to expand no matter the cabo is cut on a longitudinal section or an oblique section. The bast stalk shreds are not only strong in viscosity and easy to adhere to a cutter during shredding, but also have the defects of difficult expansion, dark color, low filling value and the like, are difficult to sort out in the subsequent processing process, and cannot be rejected in the rejection process of a cigarette making machine. In addition, the combustion performance of the phloem stem is poor, the phloem stem is not matched with the combustion rate of tobacco shreds, and the ash explosion phenomenon is easy to occur after the phloem stem enters the cigarette, so that the quality of the cigarette is seriously influenced. Pectin in the phloem stem also adversely affects the smoking quality of cigarettes.
Therefore, how to provide a device capable of quickly and efficiently removing the tobacco stems with high-toughness skin content becomes a technical problem to be solved urgently in the field.
Disclosure of Invention
The invention aims to provide a novel technical scheme of a tobacco stem sorting device capable of quickly and efficiently removing high-toughness bark content.
According to a first aspect of the invention there is provided a tobacco stem sorting apparatus.
The tobacco stem sorting device comprises a stem separating mechanism, a stem sorting liquid supply mechanism and a stem discharging mechanism; wherein, the first and the second end of the pipe are connected with each other,
the stem separating mechanism comprises a stem separating groove and a high-toughness leather tobacco stem screening unit, wherein the stem separating groove is provided with a high-toughness leather tobacco stem discharging port, a stem inlet, a first liquid inlet and a low-toughness leather tobacco stem discharging channel, the high-toughness leather tobacco stem discharging port is positioned at the bottom of the stem separating groove, inlets of the stem inlet, the first liquid inlet and the low-toughness leather tobacco stem discharging channel are all positioned above the high-toughness leather tobacco stem discharging port, the stem inlet and the inlet of the low-toughness leather tobacco stem discharging channel are oppositely arranged, and the high-toughness leather tobacco stem screening unit is positioned below the high-toughness leather tobacco stem discharging port so as to separate the high-toughness leather tobacco stems discharged from the high-toughness leather tobacco stem discharging port from a stem selecting liquid;
the stem selecting liquid supply mechanism is used for supplying stem selecting liquid into the stem separating groove from the first liquid inlet;
the stem discharging mechanism comprises a stem washing and leaching groove, a low-phloem tobacco stem transmission unit and a low-phloem tobacco stem screening unit, wherein a stem liquid mixing inlet and a low-phloem tobacco stem discharging port are formed in the stem washing and leaching groove, the stem liquid mixing inlet is communicated with an outlet of a low-phloem tobacco stem discharging channel so as to input low-phloem tobacco stems and stem selection liquid discharged from the outlet of the low-phloem tobacco stem discharging channel into the stem washing and leaching groove, the low-phloem tobacco stem transmission unit is located in the stem washing and leaching groove, and the low-phloem tobacco stem screening unit is opposite to the low-phloem tobacco stem discharging port so as to separate the low-phloem tobacco stems and the stem selection liquid discharged from the low-phloem tobacco stem discharging port.
Optionally, the stem inlet and the first liquid inlet are located on the same side of the stem splitting groove, and the inlet of the low-bast tobacco stem discharge channel is located on the other side, opposite to the side where the stem inlet and the first liquid inlet are located, of the stem splitting groove.
Optionally, the height of the inlet of the stem inlet, the first liquid inlet and the inlet of the low-bast tobacco stem discharge channel relative to the bottom of the stem separating groove is gradually reduced.
Optionally, the bottom of the stem splitting groove is provided with a guide surface, the guide surface is set to be used for guiding the high-toughness-skin tobacco stems positioned at the bottom of one side of the stem splitting groove, where the stem inlet and the first liquid inlet are formed, to one side of the stem splitting groove, where the inlet of the low-toughness-skin tobacco stem discharge channel is formed, and the high-toughness-skin tobacco stem discharge port is positioned at the guide tail end of the guide surface.
Optionally, the stem separation mechanism further comprises a vibration unit, the vibration unit is mounted on the outer wall of the stem separation groove, and the vibration unit corresponds to the bottom of the stem separation groove.
Optionally, the stem separating mechanism further comprises a stem selecting liquid disturbing unit, wherein the stem selecting liquid disturbing unit comprises a flow-gathering plate, and a plurality of flow-gathering ports are formed in the flow-gathering plate;
a second liquid inlet is also formed in the stem separating groove;
the stem selecting liquid supply mechanism is also arranged to supply stem selecting liquid from the second liquid inlet to the flow gathering plate, so that the stem selecting liquid supplied from the second liquid inlet to the flow gathering plate is discharged from the flow gathering port, and thus the stem selecting liquid in the stem dividing groove is disturbed.
Optionally, the second liquid inlet and the first liquid inlet are located on the same side of the stem splitting groove, the second liquid inlet is located on one side of the bottom of the stem splitting groove, and the high-toughness cabo stem discharge port is located on the other side, opposite to the side where the second liquid inlet is located, of the bottom of the stem splitting groove.
Optionally, a liquid outlet is further arranged on the high-bast tobacco stem screening unit;
and a third liquid inlet is formed in the stem washing and leaching tank and connected with the liquid outlet, so that stem selection liquid separated by the high-toughness cabo stem screening unit enters the stem washing and leaching tank from the third liquid inlet.
Optionally, the stem sorting liquid supply mechanism includes a stem sorting liquid tank and a stem sorting liquid driving unit, and the stem sorting liquid driving unit is configured to drive the stem sorting liquid in the stem sorting liquid tank.
According to a second aspect of the invention, a tobacco stem sorting method is provided.
The tobacco stem sorting method comprises the following steps:
step (1): the tobacco stems are soaked by the stem selection liquid, so that the high-toughness-skin tobacco stems and the low-toughness-skin tobacco stems are dispersed at different heights of the stem selection liquid;
step (2): separating the high-toughness cabo located at the lower part;
and (3): and (3) carrying out stem washing treatment and stem soaking treatment on the low-toughness-skin tobacco stems.
The tobacco stem sorting device can separate the tobacco stems with high tenacity skins from the tobacco stems with low tenacity skins, and can carry out stem washing and stem soaking treatment on the tobacco stems with low tenacity skins, so that the tobacco stems with high tenacity skin content can be removed quickly and efficiently.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a schematic structural diagram of an embodiment of a tobacco stem sorting device according to the present disclosure.
The figures are labeled as follows:
the tobacco stem sorting machine comprises a stem separating groove-1, a high-toughness-skin tobacco stem discharging port-11, a stem inlet-12, a first liquid inlet-13, a low-toughness-skin tobacco stem discharging channel-14, a guide surface-15, a second liquid inlet-16, a high-toughness-skin tobacco stem screening unit-2, a liquid outlet-20, a stem selecting liquid tank-3, a stem selecting liquid driving unit-4, a stem washing and leaching groove-5, a stem liquid mixing inlet-51, a low-toughness-skin tobacco stem discharging port-52, a low-toughness-skin tobacco stem conveying unit-6, a low-toughness-skin tobacco stem screening unit-7, a vibration unit-8, a gathering flow plate-9 and a gathering flow port-90.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
As shown in fig. 1, the tobacco stem sorting device of the present disclosure includes a stem separating mechanism, a stem sorting liquid supplying mechanism, and a stem discharging mechanism.
The stem separating mechanism comprises a stem separating groove 1 and a high-toughness cabo screening unit 2.
The stem separating groove 1 is provided with a high-tough-skin tobacco stem discharging port 11, a stem inlet 12, a first liquid inlet 13 and a low-tough-skin tobacco stem discharging channel 14. The high-toughness leather tobacco stem discharging port 11 is positioned at the bottom of the stem splitting groove 1, the high-toughness leather tobacco stems with high toughness part content and high density can sink into the bottom of the stem splitting groove 1, and the high-toughness leather tobacco stems are discharged from the high-toughness leather tobacco stem discharging port 11 out of the stem splitting groove 1, so that the purpose of screening the high-toughness leather tobacco stems out of the tobacco stems is achieved. The inlet 12, the first liquid inlet 13 and the inlet of the low-toughness-skin tobacco stem discharging channel 14 are all positioned above the high-toughness-skin tobacco stem discharging port 11, and the inlet 12 and the inlet of the low-toughness-skin tobacco stem discharging channel 14 are arranged oppositely.
Tobacco stems can enter the stem separating groove 1 from the stem inlet 12, stem selecting liquid can enter the stem separating groove 1 from the first liquid inlet 13, and the tobacco stems and the stem selecting liquid are in contact in the stem separating groove 1. The stemming liquid can be water, for example. Because the high-toughness-skin tobacco stems have high-toughness-skin-part content and the low-toughness-skin tobacco stems have low-toughness-skin-part content, the density of the high-toughness-skin tobacco stems is higher than that of the low-toughness-skin tobacco stems, and the high-toughness-skin tobacco stems and the low-toughness-skin tobacco stems in the stem scoring groove 1 are separated and dispersed. The high-toughness-skin tobacco stems sink into the bottom of the stem separating groove 1, and the low-toughness-skin tobacco stems float on the liquid level of the stem selecting liquid. The high-toughness-skin tobacco stems sinking into the bottom of the stem dividing groove 1 can be discharged out of the stem dividing groove 1 from the high-toughness-skin tobacco stem discharge port 11, and the low-toughness-skin tobacco stems can leave the stem dividing groove 1 from the low-toughness-skin tobacco stem discharge channel 14 and enter a stem discharging mechanism for stem washing and stem soaking treatment.
The high-toughness cabo sieving unit 2 is positioned below the high-toughness cabo discharge port 11 to separate the high-toughness cabo discharged from the high-toughness cabo discharge port 11 from the stem selecting liquid. The high-toughness-skin-tobacco-stem screening unit 2 can be a conveying belt, after the high-toughness skin tobacco stems and the stem selection liquid are discharged from the high-toughness-skin-tobacco-stem discharging port 11, the high-toughness skin tobacco stems stay on the high-toughness-skin-tobacco-stem screening unit 2 and are conveyed to a waste bin, and the stem selection liquid can leak out of the conveying belt.
The stem selecting liquid supply mechanism can be used for supplying the stem selecting liquid into the stem separating groove 1 from the first liquid inlet 13. The stem liquid supply mechanism may be, for example, a pump.
The stem outlet mechanism comprises a stem washing and leaching tank 5, a low-phloem tobacco stem transmission unit 6 and a low-phloem tobacco stem screening unit 7.
The stem washing and soaking tank 5 is provided with a stem liquid mixing inlet 51 and a low-bast tobacco stem outlet 52. The stem liquid mixing inlet 51 is communicated with the outlet of the low-tough-skin tobacco stem discharge passage 14 so as to input the low-tough-skin tobacco stems discharged from the outlet of the low-tough-skin tobacco stem discharge passage 14 and the stem selecting liquid into the stem washing and soaking tank 5. The low-tough-skin tobacco stems enter the stem liquid mixing inlet 51 from the low-tough-skin tobacco stem discharge channel 14 under the driving of the flow of the stem selecting liquid, so that stem washing treatment and stem soaking treatment are carried out in the stem washing and soaking tank 5.
The low-tough-skin tobacco stem conveying unit 6 is positioned in the stem washing and soaking tank 5. The low-tough-skin tobacco stem conveying unit 6 can be, for example, a conveying belt provided with a vertical plate, and the low-tough-skin tobacco stems in the stem washing and soaking tank 5 can be conveyed, washed and soaked in the stem washing and soaking tank 5 under the driving of the low-tough-skin tobacco stem conveying unit 6 and leave the stem washing and soaking tank 5 from the low-tough-skin tobacco stem discharge port 52.
The low tough skin tobacco stem screening unit 7 is disposed opposite to the low tough skin tobacco stem discharging port 52 to separate the low tough skin tobacco stems discharged from the low tough skin tobacco stem discharging port 52 from the stem selecting liquid. The low-tough-skin tobacco stem screening unit 7 can be a conveying belt, after the low-tough-skin tobacco stems and the stem selection liquid are discharged from the low-tough-skin tobacco stem discharge port 52, the low-tough-skin tobacco stems stay on the low-tough-skin tobacco stem screening unit 7 and are conveyed to the next process, and the stem selection liquid can leak out of the conveying belt.
The tobacco stem sorting device can separate the tobacco stems with high tenacity skins from the tobacco stems with low tenacity skins, and can carry out stem washing and stem soaking treatment on the tobacco stems with low tenacity skins, so that the tobacco stems with high tenacity skin content can be removed quickly and efficiently.
In one embodiment of the disclosed tobacco stem sorting apparatus, in order to more efficiently and more thoroughly separate low-tough-skin tobacco stems from high-tough-skin tobacco stems, the stem inlet 12 and the first liquid inlet 13 are located on the same side of the stem dividing groove 1, and the inlet of the low-tough-skin tobacco stem discharge passage 14 is located on the other side of the stem dividing groove 1 opposite to the side provided with the stem inlet 12 and the first liquid inlet 13.
Further, in order to more efficiently and more thoroughly separate the low-tough-skin tobacco stems from the high-toughness-skin tobacco stems, the inlet 12, the first liquid inlet 13 and the inlet of the low-tough-skin tobacco stem discharge passage 14 are gradually reduced in height relative to the bottom of the stem splitting groove 1.
Further, the bottom of the stem separating groove 1 is provided with a guide surface 15. The guiding surface 15 can be used for guiding the high-toughness skin tobacco stems positioned at the bottom of one side of the stem separating groove 1, which is provided with the stem inlet 12 and the first liquid inlet 13, to one side of the stem separating groove 1, which is provided with the inlet of the low-toughness skin tobacco stem discharging channel 14, and the high-toughness skin tobacco stem discharging port 11 is positioned at the guiding tail end of the guiding surface 15. The design of the guide surface is beneficial to more efficiently and thoroughly guiding the high-toughness-skin tobacco stems sinking into the bottom of the stem dividing groove 1 to the high-toughness-skin tobacco stem discharging port 11, and the high-toughness-skin tobacco stems are prevented from being accumulated in the stem dividing groove 1.
In one embodiment of the disclosed tobacco stem sorting device, the stem separating mechanism further comprises a vibration unit 8. The vibration unit 8 is installed on the outer wall of the stem separating groove 1, and the vibration unit 8 corresponds to the bottom of the stem separating groove 1. The vibration unit 8 can effectively prevent the high-toughness skin tobacco stems sinking into the bottom of the stem dividing groove 1 from staying at the bottom of the stem dividing groove 1 for a long time, so that the high-toughness skin tobacco stems are effectively prevented from accumulating in the stem dividing groove 1. The vibration unit 8 may be, for example, a vibration hammer.
In an embodiment of the tobacco stem sorting device disclosed in the present disclosure, the stem separating mechanism further comprises a stem selecting liquid disturbing unit. The stem selecting liquid disturbance unit comprises a flow collecting plate 9, and a plurality of flow collecting ports 90 are arranged on the flow collecting plate 9. The stem separating groove 1 is also provided with a second liquid inlet 16. The stem selecting liquid supply mechanism may also be configured to supply the stem selecting liquid from the second liquid inlet 16 to the flow converging plate 9, so that the stem selecting liquid supplied from the second liquid inlet 16 to the flow converging plate 9 is discharged from the flow converging port 90, thereby disturbing the stem selecting liquid in the stem dividing tank 1.
The stem selecting liquid supply mechanism supplies the stem selecting liquid to the flow collecting plate 9, so that the stem selecting liquid is discharged out of the flow collecting port 90, and the purpose of disturbing the stem selecting liquid in the stem separating groove 1 is achieved. The disturbed stem selecting liquid is beneficial to accelerating the separation of the high-toughness-skin tobacco stems and the low-toughness-skin tobacco stems in the stem separating groove 1.
During specific implementation, the stem selecting liquid disturbance unit can further comprise a pressurizing and pumping mechanism, so that the pressure of the stem selecting liquid discharged out of the flow gathering port 90 is increased, and the disturbance degree of the stem selecting liquid in the stem separating groove 1 is increased.
Further, the second liquid inlet 16 and the first liquid inlet 13 are positioned on the same side of the stem splitting groove 1, the second liquid inlet 16 is positioned on one side of the bottom of the stem splitting groove 1, and the high-toughness cabo stem discharge port 11 is positioned on the other side of the bottom of the stem splitting groove 1, which is opposite to the side provided with the second liquid inlet 16. In specific implementation, the flow-gathering plate 9 should be located at the side of the stem-dividing groove 1 where the second liquid inlet 16 is located. The arrangement is beneficial to separating the tobacco stems with low toughness skins and the tobacco stems with high toughness skins more efficiently and thoroughly.
In an embodiment of the tobacco stem sorting device disclosed in the present disclosure, the high-toughness cabo stem screening unit 2 is further provided with a liquid outlet 20.
A third liquid inlet is arranged on the stem washing and leaching tank 5. The third liquid inlet is connected with the liquid outlet 20, so that the stem selecting liquid separated by the high-toughness peel tobacco stem screening unit 2 enters the stem washing and soaking tank 5 from the third liquid inlet.
The design of the liquid outlet 20 can lead the stem selecting liquid discharged from the high-toughness-skin tobacco stem discharging port 11 to flow back to the stem washing and soaking groove 5, thereby avoiding the waste of the stem selecting liquid.
In one embodiment of the tobacco stem sorting device of the present disclosure, the stem sorting liquid supply mechanism includes a stem sorting liquid tank 3 and a stem sorting liquid drive unit 4. The stem selecting liquid in the stem selecting liquid box 3 can be water. The stem selecting liquid driving unit 4 can be used for driving stem selecting liquid in the stem selecting liquid box 3. The stem liquor driving unit 4 can be, for example, an electric motor.
The disclosure also provides a tobacco stem sorting method.
The tobacco stem sorting method comprises the following steps:
step (1): the tobacco stems are soaked by the stem selection liquid, so that the high-toughness-skin tobacco stems and the low-toughness-skin tobacco stems are dispersed at different heights of the stem selection liquid.
Step (2): separating the high-toughness skin tobacco stems located at the lower part.
And (3): washing and soaking the tobacco stems with low tough bark.
The tobacco stem sorting method can separate the tobacco stems with high tenacity skins from the tobacco stems with low tenacity skins, and can carry out stem washing and stem soaking treatment on the tobacco stems with low tenacity skins, so that the tobacco stems with high tenacity skin content can be removed quickly and efficiently.
Although some specific embodiments of the present invention have been described in detail by way of example, it should be understood by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications can be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (6)
1. A tobacco stem sorting device is characterized by comprising a stem separating mechanism, a stem sorting liquid supply mechanism and a stem discharging mechanism; wherein the content of the first and second substances,
the stem separating mechanism comprises a stem separating groove and a high-toughness-skin-tobacco-stem screening unit, wherein the stem separating groove is provided with a high-toughness-skin-tobacco-stem discharging port, a stem inlet, a first liquid inlet and a low-toughness-skin-tobacco-stem discharging channel, the high-toughness-skin-tobacco-stem discharging port is positioned at the bottom of the stem separating groove, inlets of the stem inlet, the first liquid inlet and the low-toughness-skin-tobacco-stem discharging channel are all positioned above the high-toughness-skin-tobacco-stem discharging port, the stem inlet and the inlet of the low-toughness-skin-tobacco-stem discharging channel are oppositely arranged, the high-toughness-skin-tobacco-stem screening unit is positioned below the high-toughness-skin-tobacco-stem discharging port so as to separate tobacco stem skins discharged from the high-toughness-skin-tobacco-stem discharging port from the stem separating groove from a stem selecting liquid, the stem inlet and the first liquid inlet are positioned on the stem separating groove, the inlet of the low-toughness-skin-tobacco-stem is positioned on the other side of the stem separating groove opposite to the side provided with the stem inlet and the first liquid inlet, the heights of the stem inlet, the first liquid inlet and the inlet of the low-bast tobacco stem discharging channel are gradually reduced relative to the bottom of the stem separating groove;
the stem separating mechanism further comprises a stem selecting liquid disturbance unit, the stem selecting liquid disturbance unit comprises a flow gathering plate, and a plurality of flow gathering ports are formed in the flow gathering plate;
a second liquid inlet is also formed in the stem separating groove;
the stem selecting liquid supply mechanism is also arranged to supply stem selecting liquid from the second liquid inlet to the flow gathering plate, so that the stem selecting liquid supplied from the second liquid inlet to the flow gathering plate is discharged from the flow gathering port, and thus the stem selecting liquid in the stem separating groove is disturbed;
the second liquid inlet and the first liquid inlet are positioned on the same side of the stem splitting groove, the second liquid inlet is positioned on one side of the bottom of the stem splitting groove, and the high-toughness cabo stem discharging port is positioned on the other side, opposite to the side provided with the second liquid inlet, of the bottom of the stem splitting groove;
the stem selecting liquid supply mechanism is used for supplying stem selecting liquid into the stem separating groove from the first liquid inlet;
the stem discharging mechanism comprises a stem washing and leaching groove, a low-phloem tobacco stem transmission unit and a low-phloem tobacco stem screening unit, wherein a stem liquid mixing inlet and a low-phloem tobacco stem discharging port are formed in the stem washing and leaching groove, the stem liquid mixing inlet is communicated with an outlet of a low-phloem tobacco stem discharging channel so as to input low-phloem tobacco stems and stem selection liquid discharged from the outlet of the low-phloem tobacco stem discharging channel into the stem washing and leaching groove, the low-phloem tobacco stem transmission unit is located in the stem washing and leaching groove, and the low-phloem tobacco stem screening unit is opposite to the low-phloem tobacco stem discharging port so as to separate the low-phloem tobacco stems and the stem selection liquid discharged from the low-phloem tobacco stem discharging port.
2. The tobacco stem sorting device according to claim 1, wherein a guiding surface is provided at the bottom of the stem separating groove, the guiding surface is configured to guide the high-toughness-skin tobacco stems located at the bottom of the side of the stem separating groove where the stem inlet and the first liquid inlet are provided, to the side of the stem separating groove where the inlet of the low-toughness-skin tobacco stem discharging passage is provided, and the high-toughness-skin tobacco stem discharging port is located at a guiding end of the guiding surface.
3. The tobacco stem sorting device according to claim 1, wherein the stem separating mechanism further comprises a vibration unit, the vibration unit is mounted on the outer wall of the stem separating groove, and the vibration unit corresponds to the bottom of the stem separating groove.
4. The tobacco stem sorting device according to claim 1, wherein a liquid outlet is arranged on the high-tough-skin tobacco stem screening unit;
and a third liquid inlet is formed in the stem washing and leaching groove and connected with the liquid outlet, so that the stem selecting liquid separated by the high-toughness cabo stem screening unit enters the stem washing and leaching groove from the third liquid inlet.
5. The tobacco stem sorting device according to claim 1, wherein the stem sorting liquid supply mechanism comprises a stem sorting liquid tank and a stem sorting liquid driving unit, and the stem sorting liquid driving unit is configured to drive the stem sorting liquid in the stem sorting liquid tank.
6. A stem sorting method for use with a stem sorting device according to any one of claims 1 to 5, comprising the steps of:
step (1): the tobacco stems are soaked by the stem selection liquid, so that the high-toughness-skin tobacco stems and the low-toughness-skin tobacco stems are dispersed at different heights of the stem selection liquid;
step (2): separating the high-toughness skin tobacco stems at the lower part;
and (3): and (4) carrying out stem washing operation and stem soaking operation on the low-tenacity-skin tobacco stems.
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| CN202011488091.XA CN112493527B (en) | 2020-12-16 | 2020-12-16 | Tobacco stem sorting device and method |
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| CN202011488091.XA CN112493527B (en) | 2020-12-16 | 2020-12-16 | Tobacco stem sorting device and method |
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| CN112493527B true CN112493527B (en) | 2022-07-26 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102524937B (en) * | 2010-12-31 | 2014-10-29 | 贵州中烟工业有限责任公司 | Stem washing machine |
| CN204146302U (en) * | 2014-11-19 | 2015-02-11 | 贵州烟叶复烤有限责任公司湄潭复烤厂 | Convenient Redrying Factory offal sorting device of rejecting offal and offal classification |
| CN112021639A (en) * | 2020-07-08 | 2020-12-04 | 河南中烟工业有限责任公司 | Tobacco stalk screening device |
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