CN106072747A - A kind of method improving redrying rear blade comprehensive quality - Google Patents
A kind of method improving redrying rear blade comprehensive quality Download PDFInfo
- Publication number
- CN106072747A CN106072747A CN201610629172.4A CN201610629172A CN106072747A CN 106072747 A CN106072747 A CN 106072747A CN 201610629172 A CN201610629172 A CN 201610629172A CN 106072747 A CN106072747 A CN 106072747A
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- China
- Prior art keywords
- redrying
- blade
- temperature
- rear blade
- comprehensive quality
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Classifications
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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
- A24B3/00—Preparing tobacco in the factory
- A24B3/10—Roasting or cooling tobacco
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B3/00—Preparing tobacco in the factory
- A24B3/04—Humidifying or drying tobacco bunches or cut tobacco
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B3/00—Preparing tobacco in the factory
- A24B3/06—Loosening tobacco leaves or cut tobacco
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- Fats And Perfumes (AREA)
- Manufacture Of Tobacco Products (AREA)
Abstract
The present invention relates to a kind of method improving redrying rear blade comprehensive quality, it carries out, before blade redrying processes, loose process of heating, and to improve the leaf temperature entering redrying machine, and makes blade the loosest.Blade loose, unfold and beneficially improve the uniformity of redrying rear blade moisture content and reduce the shrinkage factor of blade during redrying；Simultaneously as enter redrying machine front vane to have carried out heating process, thus the baking temperature of redrying machine dry section can be reduced, it is achieved that low temperature is roasting slowly and Nicotiana tabacum L. protects perfume.
Description
Technical field
The present invention relates to tobacco business, especially with regard to a kind of method improving redrying rear blade comprehensive quality.
Background technology
In tobacco business beating and double roasting process flow process, blade redrying is one of important operation, and this operation mainly will storage
Rear blade of beating in leaf cabinet is transported to tobacco redryer through quantitative feeding, scraper plate feeding blade, vanes is the driest, cooling and
Leaf water content is dropped to 12% redrying completing blade from about 18% by moisture regain three phases.
Insider thinks: during beating and double roasting, except the physics such as finished product sheet cigarette moisture content to be ensured and blade construction
Feature style and the fragrance of blade also should be kept as far as possible outside chemical index.
Facts have proved:
1) relatively low baking temperature and moisture regain temperature advantageously reduce leaf characteristic style and the fragrance damage in redrying process
Lose, also can reduce the contraction of blade simultaneously.Existing redrying machine bakes commonly used increase dry section, cooling zone slowly for realizing low temperature
With the length in moisture regain district, but also increase equipment energy consumption simultaneously.
2) for ensureing the formula uniformity of sheet cigarette finished product, major part enterprise arranges blade cabinet after beating leaf, is conducive to
Beat the mixture of rear blade and the uniform of moisture content, but there is also the phenomenon offeing for sale vanes retract with hardening, to roasting rear blade structure
Large effect is had with the uniformity of moisture content.
3) redrying machine dry section drying temperature curve is arranged has bigger to roasting rear blade water ratio uniformity and aesthetic quality
Impact.The most in industry redrying machine dry section drying temperature curve uses camber line constant temperature method substantially.
As it is shown in figure 1, be the pretreating process flow process before traditional blade redrying, this technological process enters for beating rear blade
Leaf storing cabinet mixture is stored, and enters redrying machine and promotes homocline system, then carry out blade redrying, leaf after the quantitative feeding of the vanes that offers for sale
Sheet redrying process includes being dried blade, cools down, gets damp again.The blade shunk and harden is not owing to having through heating with intensity relatively
Blade unfolded by big aeration apparatus, loose, the roasting rear blade structure of impact and water ratio uniformity.
As in figure 2 it is shown, blade redrying drying curve commonly used in industry is camber line constant temperature method, the method is due to the highest
Baking temperature is in dry section stage casing, and leaf temperature is higher, is unfavorable for that the guarantor of Nicotiana tabacum L. is fragrant.In Fig. 2, which dry section abscissa represents,
Vertical coordinate represents heating-up temperature, unit DEG C.
Summary of the invention
The purpose of the present invention is to propose to a kind of method improving redrying rear blade comprehensive quality, the method can reduce again
The guarantor realizing Nicotiana tabacum L. while the uniformity of the shrinkage factor of roasted journey blade and raising redrying rear blade moisture content is fragrant.
For achieving the above object, the invention provides a kind of method realizing and improving redrying rear blade comprehensive quality, its tool
Body method is the loose process that carries out heating before processing in blade redrying, to improve the leaf temperature entering redrying machine, and makes leaf
Sheet is the loosest.
One preferably or in alternative embodiment, loose process of heating include according to demand with supplied materials grade, moisture content to leaf
Sheet carries out predrying heat treatment or heating and moistening processes.
One preferably or in alternative embodiment, loose cylinder of heating is used blade to be heated loose process.
One, preferably or in alternative embodiment, loose cylinder of heating includes hot air circulating system and heating and moistening system.
Preferably or in alternative embodiment, loose process is heated between quantitative feeding and blade redrying process one.
, carry out storing leaf before the step of quantitative feeding preferably or in alternative embodiment one.
One, preferably or in alternative embodiment, blade redrying processes and includes dried, uses in dried process
Dual-temperature process, upper air inlet and lower air intake set different dry temperature value.
One, preferably or in alternative embodiment, blade redrying processes and includes dried, uses in dried process
Temperature descent method, sets baking temperature value from high to low according to dry section order.
One, preferably or in alternative embodiment, the leaf temperature after loose process of heating is 40 DEG C～55 DEG C.
Based on technique scheme, the present invention at least has the advantages that
The present invention carries out, before blade redrying processes, loose process of heating, it is possible to increase enter the blade temperature of redrying machine
Degree, therefore, it can reduce the baking temperature of redrying machine dry section, it is achieved that low temperature is roasting slowly and Nicotiana tabacum L. protects perfume；And heat and can make
Blade is the loosest, blade loose, unfold beneficially improve redrying rear blade moisture content uniformity and reduce redrying process
The shrinkage factor of Leaf.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this
Bright schematic description and description is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is existing beating and double roasting process schematic flow sheet；
Fig. 2 is the temperature curve schematic diagram that the dry section in existing beating and double roasting process flow process uses camber line constant temperature；
The method flow schematic diagram improving redrying rear blade comprehensive quality that Fig. 3 provides for the present invention；
Fig. 4 is the temperature curve schematic diagram that redrying machine dry section of the present invention uses dual-temperature process；
Fig. 5 is the temperature curve schematic diagram that redrying machine dry section of the present invention uses temperature descent method.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in embodiment is clearly and completely retouched
State.Obviously, described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on this
Bright embodiment, the every other enforcement that those of ordinary skill in the art are obtained under not making creative work premise
Example, broadly falls into the scope of protection of the invention.
Tradition redrying technique is due to by equipment investment and production scene position limitation, in order to improve the matter of redrying rear blade
Amount, the general stability considering to improve entrance redrying machine mass flow, adjust redrying process parameter and be controlled.At storage leaf
Between cabinet and roasting machine, warehouse style feeding machine is set and mass flow is controlled by belted electronic balance, it is ensured that enter redrying operation thing
The discharge stability of material, but the raising of redrying rear blade quality is not the most especially desirable.
As it is shown on figure 3, the illustrative examples of the method improving redrying rear blade comprehensive quality provided for the present invention,
In this illustrative examples, the method for raising redrying rear blade comprehensive quality is included in before blade redrying processes and carries out adding WENSONG
Dissipate and process, to improve the leaf temperature entering redrying machine, therefore, it can reduce the baking temperature of redrying machine dry section, it is achieved that
Low temperature is roasting slowly and Nicotiana tabacum L. protects perfume；And heat blade can be made the loosest, blade loose, unfold beneficially raising redrying posterior lobe
The shrinkage factor of blade during the uniformity of sheet moisture content and reduction redrying.
In the method for above-mentioned raising redrying rear blade comprehensive quality, loose process of heating may be located at quantitative feeding and blade
Between redrying processes.Can carry out storing leaf before the step of quantitative feeding.
In the method for above-mentioned raising redrying rear blade comprehensive quality, loose process of heating can include according to demand and supplied materials
Grade, moisture content carry out predrying heat treatment to blade or heating and moistening processes, and process rear blade temperature and may be set in 40
DEG C～55 DEG C between.
Such as: in for, blade that before first-class cigarette or redrying, moisture content is bigger can carry out predrying heat treatment, with fall
Low blades moisture content also improves leaf temperature and degree of unfolding, and uses relatively low baking temperature to process, carry during redrying
The shrinkage factor of blade during the uniformity of high redrying rear blade moisture content and reduction redrying, and realize Nicotiana tabacum L. guarantor's perfume.And under,
Low cigarette such as grade then can carry out heating and moistening process, and higher temperature can be used during redrying to process, effectively to remove
The miscellaneous QI of Nicotiana tabacum L..
The district that is dried of general redrying machine mainly promotes leaf temperature, and blade is just dried by follow-up dry section,
Leaf temperature before the present invention promotes redrying can reduce the temperature of redrying machine dry section, it is achieved that low temperature is roasting slowly and Nicotiana tabacum L. protects perfume.
In said method, if blade being carried out predrying heat treatment before entering redrying machine, be equivalent in redrying process
Before add a dry section, thus the baking temperature of redrying machine dry section can be reduced, it is achieved that low temperature is roasting slowly and Nicotiana tabacum L. is protected
Fragrant.
One preferably or in alternative embodiment, loose cylinder of heating can be used blade to be heated loose process.Add
WENSONG dissipates cylinder can include hot air circulating system and heating and moistening system.
Beat after rear blade offers for sale, enter, through quantitative feeding, loose cylinder of heating, according to demand with supplied materials grade, moisture content pair
Blade carries out predrying heating or heating and moistening process, so that caking (group) blade is filled after rolling in loose cylinder of heating
Point loose, exit vane is unfolded because temperature raises, supplied materials loose, unfold and beneficially improve the equal of redrying rear blade moisture content
Even property and the shrinkage factor of reduction redrying process sheet cigarette.
In the method for above-mentioned raising redrying rear blade comprehensive quality, blade redrying processes and includes being dried, cool down and getting damp again three
In the individual stage, in dried process, the temperature curve of dryer section arranges and can use dual-temperature process or temperature descent method.
As shown in Figure 4, dual-temperature process is used: the upper air inlet of dryer section sets different baking temperature values with lower air intake.Use
Dual-temperature process, dry section maximum temperature is lower than traditional camber line constant temperature method, simple to operate.
As it is shown in figure 5, use temperature descent method: set dry from high to low according to the order of dry sections multiple in dryer section
Temperature value.Use temperature descent method, be dried district's maximum temperature higher than camber line constant temperature method, can quickly improve leaf temperature；Follow-up
The baking temperature of dry section is all low than camber line constant temperature method, advantageously reduces the shrinkage factor of redrying process sheet cigarette.
The method improving redrying rear blade comprehensive quality that the present invention provides, blade redrying drying curve uses dual-temperature process
(as shown in Figure 4) or temperature descent method (as shown in Figure 5), two kinds of methods all can improve the temperature in a dry district, and can be relatively
Promote leaf temperature, beneficially blade soon to unfold and follow-up rapid draing such that it is able to reduce redrying process sheet cigarette further and receive
Shrinkage and the uniformity of raising redrying rear blade moisture content.
Which dry section abscissa in Fig. 4 and Fig. 5 represents, vertical coordinate represents heating-up temperature, and unit is DEG C.
Test proves that: redrying machine dryer section uses both the above temperature curve to be dried can reduce the temperature being dried end district
Set, reduce dry section outlet and the temperature difference of cooling zone, decrease the contraction of blade.Compared with tradition camber line constant temperature method, use
Dual-temperature process, descent method redrying, roasting machine exit vane moisture content standard deviation is reduced to 2.26% and 3.01% respectively by 4.76%,
Vanes retract rate all have dropped about 1.2 percentage points, is effectively increased sheet cigarette end product quality.
In sum, the method improving redrying rear blade comprehensive quality that the present invention provides, can realize entering redrying machine
Front rear blade of beating first carries out predrying heat treatment, it is possible to warming and humidifying processes, and loose, in conjunction with redrying machine baking temperature
The change of curve, it is possible to realize low temperature and bake slowly, improves roasting rear blade water ratio uniformity and reduces redrying process shrinkage factor.
Finally should be noted that: above example is only in order to illustrate that technical scheme is not intended to limit；To the greatest extent
The present invention has been described in detail by pipe with reference to preferred embodiment, and those of ordinary skill in the field are it is understood that still
The detailed description of the invention of the present invention can be modified or portion of techniques feature is carried out equivalent；Without deviating from this
The spirit of bright technical scheme, it all should be contained in the middle of the technical scheme scope that the present invention is claimed.
Claims (9)
1. the method improving redrying rear blade comprehensive quality, it is characterised in that: heated before blade redrying processes
Loose process, to improve the leaf temperature entering redrying machine, and makes blade the loosest.
2. the method improving redrying rear blade comprehensive quality as claimed in claim 1, it is characterised in that: loose process of heating is wrapped
Include and according to demand with supplied materials grade, moisture content blade carried out predrying heat treatment or heating and moistening processes.
3. the method improving redrying rear blade comprehensive quality as claimed in claim 1, it is characterised in that: use loose rolling of heating
Blade is heated loose process by cylinder.
4. the method improving redrying rear blade comprehensive quality as claimed in claim 3, it is characterised in that: loose cylinder bag of heating
Include hot air circulating system and heating and moistening system.
5. the method improving redrying rear blade comprehensive quality as claimed in claim 1, it is characterised in that: loose process position of heating
Between quantitative feeding and blade redrying process.
6. the method improving redrying rear blade comprehensive quality as claimed in claim 5, it is characterised in that: in the step of quantitative feeding
Carry out before Zhou storing leaf.
7. the method improving redrying rear blade comprehensive quality as claimed in claim 1, it is characterised in that: blade redrying processes bag
Include dried, use dual-temperature process, upper air inlet and lower air intake to set different dry temperature value in dried process.
8. the method improving redrying rear blade comprehensive quality as claimed in claim 1, it is characterised in that: blade redrying processes bag
Include dried, dried process uses temperature descent method, sets baking temperature from high to low according to dry section order
Value.
9. the method improving redrying rear blade comprehensive quality as claimed in claim 1, it is characterised in that: after loose process of heating
Leaf temperature be 40 DEG C～55 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610629172.4A CN106072747B (en) | 2016-08-04 | 2016-08-04 | A kind of method for improving redrying rear blade comprehensive quality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610629172.4A CN106072747B (en) | 2016-08-04 | 2016-08-04 | A kind of method for improving redrying rear blade comprehensive quality |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106072747A true CN106072747A (en) | 2016-11-09 |
| CN106072747B CN106072747B (en) | 2018-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610629172.4A Active CN106072747B (en) | 2016-08-04 | 2016-08-04 | A kind of method for improving redrying rear blade comprehensive quality |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112716025A (en) * | 2021-02-05 | 2021-04-30 | 河南中烟工业有限责任公司 | Microwave drying and redrying method for aroma-preserving and quality-improving tobacco flakes |
| CN112772961A (en) * | 2021-02-05 | 2021-05-11 | 河南中烟工业有限责任公司 | Threshing and redrying pretreatment method for keeping characteristic aroma of strong aromatic tobacco leaves |
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| WO1997027766A1 (en) * | 1996-02-02 | 1997-08-07 | Brown & Williamson Tobacco Corporation | Method and apparatus for low residence time redrying of tobacco |
| CN1543882A (en) * | 2003-11-19 | 2004-11-10 | 云南昆船设计研究院 | Pretreating process of beating and roasting tobacco leaf |
| CN103120360A (en) * | 2013-02-27 | 2013-05-29 | 湖北中烟工业有限责任公司 | Tobacco leaf preparing and processing method |
| CN103141925A (en) * | 2013-03-07 | 2013-06-12 | 红云红河烟草(集团)有限责任公司 | Method for improving processing quality of sheet-like tobacco in tobacco leaf redrying procedure |
| CN103315375A (en) * | 2013-06-05 | 2013-09-25 | 红云红河烟草(集团)有限责任公司 | Re-drying method for improving quality of re-dried tobacco laminas |
| CN203952385U (en) * | 2014-07-10 | 2014-11-26 | 秦皇岛烟草机械有限责任公司 | A kind of tobacco sheet re-drying device |
| CN104340633A (en) * | 2014-10-11 | 2015-02-11 | 中国烟草总公司郑州烟草研究院 | Double-layer mesh belt type direct redrying equipment and redrying method thereof |
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2016
- 2016-08-04 CN CN201610629172.4A patent/CN106072747B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997027766A1 (en) * | 1996-02-02 | 1997-08-07 | Brown & Williamson Tobacco Corporation | Method and apparatus for low residence time redrying of tobacco |
| CN1543882A (en) * | 2003-11-19 | 2004-11-10 | 云南昆船设计研究院 | Pretreating process of beating and roasting tobacco leaf |
| CN103120360A (en) * | 2013-02-27 | 2013-05-29 | 湖北中烟工业有限责任公司 | Tobacco leaf preparing and processing method |
| CN103141925A (en) * | 2013-03-07 | 2013-06-12 | 红云红河烟草(集团)有限责任公司 | Method for improving processing quality of sheet-like tobacco in tobacco leaf redrying procedure |
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| CN104340633A (en) * | 2014-10-11 | 2015-02-11 | 中国烟草总公司郑州烟草研究院 | Double-layer mesh belt type direct redrying equipment and redrying method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112716025A (en) * | 2021-02-05 | 2021-04-30 | 河南中烟工业有限责任公司 | Microwave drying and redrying method for aroma-preserving and quality-improving tobacco flakes |
| CN112772961A (en) * | 2021-02-05 | 2021-05-11 | 河南中烟工业有限责任公司 | Threshing and redrying pretreatment method for keeping characteristic aroma of strong aromatic tobacco leaves |
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| Publication number | Publication date |
|---|---|
| CN106072747B (en) | 2018-03-27 |
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