CN111887466A - Formula threshing processing method for improving matching degree of module and formula single conformity - Google Patents
Formula threshing processing method for improving matching degree of module and formula single conformity Download PDFInfo
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- CN111887466A CN111887466A CN202010976928.9A CN202010976928A CN111887466A CN 111887466 A CN111887466 A CN 111887466A CN 202010976928 A CN202010976928 A CN 202010976928A CN 111887466 A CN111887466 A CN 111887466A
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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
- A24B3/16—Classifying or aligning leaves
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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
- A24B3/04—Humidifying or drying tobacco bunches or cut tobacco
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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
- A24B3/06—Loosening tobacco leaves or cut tobacco
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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
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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
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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
- A24B9/00—Control of the moisture content of tobacco products, e.g. cigars, cigarettes, pipe tobacco
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Abstract
The invention provides a formula threshing processing method for improving the matching degree of a module and a formula single, which comprises the following steps: obtaining a design formula of a formula list, and determining the grade type required by the tobacco leaves according to the design formula; carrying out grade classification on the raw tobacco according to the grade type, and carrying out single-grade leaf selection on the tobacco leaves according to the grade classification; carrying out vacuum moisture regain, leaf paving, leaf moistening, leaf and stem separation and leaf redrying on the single-grade tobacco leaves, and respectively temporarily storing and marking the single-grade tobacco leaves subjected to leaf redrying according to grade types; respectively sampling the tobacco flakes of each grade to prepare tobacco shreds, and putting the tobacco shreds into a constant temperature and humidity box for composition formula, sensory verification and lower formula list; and mixing single-grade tobacco flakes according to a formula, and performing moisture label-marking mixing according to the formula during redrying processing. The invention can realize the improvement of the homogenization processing level in the production process, increase the physical and chemical indexes of the tobacco leaf formula and the stability of the smoking taste, fully utilize the tobacco leaves and improve the use value of the tobacco leaf raw materials.
Description
Technical Field
The invention relates to the technical field of tobacco processing, in particular to a formula threshing processing method for improving the conformity of a module proportion and a formula single.
Background
The formula threshing and redrying processing is a process of mixing and processing the primary flue-cured tobacco leaves with different producing areas, parts and grades according to the proportion, the physical and chemical indexes and the compatibility of the smoking style set by a formula sheet of a cigarette enterprise. The technical tasks born by formula threshing are not only to uniformly mix the tobacco leaves of various grades by using a mechanical method and reduce the nonuniformity of components, but also to fully and uniformly mix the tobacco leaves of different grades according to a certain proportion (a formula list for industrial ordering). The conformity between the actual formula of the tobacco lamina after the formula is threshed and the formula design list is a key index which is related to whether the physicochemical index and the sensory quality of the actual formula module can meet the design requirements or not, and directly influences the design and the use of the cigarette formula in the future.
The proportion difference between the finished tobacco flakes of the existing formula after threshing and the formula single issued by industry is large, the conformity is low, and the analysis mainly has the following reasons. Firstly, a formula sheet formed by a formula designer is proportioned according to the quality of tobacco flakes without stems, in the actual production process, raw tobacco (the stem content is 25-3125%, the difference of the stem content of the raw tobacco of each grade is large and reaches about 6%) is proportioned according to each grade proportion of the formula sheet in the feeding stage, and subsequent moisture regain, threshing and redrying are carried out, so that a large error between the actually formed formula and the formula sheet is caused; secondly, the processing resistance of tobacco leaves of each grade has larger difference, the amount of broken pieces generated in the processing process is different, and a larger error is generated between the actual formula proportion and the formula list design proportion after the broken pieces and the broken powder are screened out; thirdly, a formula designer generally designs a formula sheet according to standard moisture, while the moisture content of the tobacco leaf incoming material of each grade in actual production has certain difference, the moisture conversion is not carried out, the feeding is directly carried out according to the formula sheet, and the difference between the actual feeding proportion and the design is also caused.
Disclosure of Invention
The invention provides a formula threshing processing method for improving the conformity of a module ratio and a formula bill, solves the problem that the ratio of finished tobacco sheets is inconsistent with an industrially issued formula bill, can realize the improvement of the homogenization processing level in the production process, increases the physical and chemical indexes of tobacco leaf formulas and the stability of flavor absorption, fully utilizes tobacco leaves, and improves the use value of tobacco leaf raw materials.
In order to realize the following purposes, the invention provides the following technical scheme:
a formula threshing processing method for improving the matching degree of a module and a formula single, comprising the following steps:
obtaining a design formula of a formula list, determining grade types required by tobacco leaves according to the design formula, and collecting the tobacco leaves of all grades in the formula list;
carrying out grade classification on the raw tobacco according to the grade type, and carrying out single-grade leaf selection on the tobacco leaves according to the grade classification so as to purify and select the single-grade tobacco leaves;
carrying out vacuum moisture regain, leaf paving, leaf moistening, leaf and stem separation and leaf redrying on the single-grade tobacco leaves, and respectively temporarily storing and marking the single-grade tobacco leaves subjected to leaf redrying according to grade types;
based on formula verification and determination of the moisture content of single-grade tobacco leaves, respectively sampling the tobacco flakes of each grade to prepare tobacco shreds, and putting the tobacco shreds into a constant-temperature and constant-humidity box for formula composition, sensory verification and formulation ordering;
and mixing single-grade tobacco flakes according to a formula, and performing moisture label-marking mixing according to the formula during redrying processing.
Preferably, the method further comprises the following steps:
and (4) transferring a plurality of grades into a redrying plant according to the formula list and mixing so as to ensure that the raw materials have consistent smoking style and characteristics.
Preferably, the method further comprises the following steps:
and the tobacco shreds of all grades are placed in a constant-temperature and constant-humidity environment with the temperature of 22 +/-2 ℃ and the humidity of 65% for 48 hours to enable the moisture of the tobacco shreds to reach (12.5 +/-0.5)% for moisture measurement, and the proportion of dry matters entering the formula of the tobacco shreds of all grades in the optimal formula design is calculated, wherein the formula is as follows: u. ofi＝mi*niWherein n isiIs grade i per 100g dry matter weight of tobacco shred, miAnd when the formula is designed, the tobacco shreds with the grade i enter the weight of the formula.
Preferably, the mixing of the moisture label during the redrying process according to the recipe list comprises:
detecting stem content and moisture in the tobacco leaves according to the prepared tobacco strips after the i-th grade redrying, and calculating the grade i total weight k which needs to be mixed actually according to the requirement module total weight M under the same moisture stateiThe calculation formula is as follows:
wherein M is the total weight of the demand module, l is the stem content in the leaf under the moisture state of the tobacco lamina to be mixed, and a is the moisture content under the moisture state of the tobacco lamina to be mixed.
Preferably, the method further comprises the following steps:
measuring the stem content in the leaves of the formula list and the moisture in the current state, and calculating the actual formula proportion of each grade of the tobacco flakes needing to be put into a production line;
mixing, vacuum moisture regaining, box turning and proportioning feeding, leaf moistening, tobacco sheet redrying and boxing are carried out according to the actual formula proportion.
The invention provides a formula threshing processing method for improving the conformity of a module ratio and a formula bill. The problem that the proportion of finished tobacco flakes is inconsistent with an industrially issued formula is solved, the homogenization processing level in the production process can be improved, the physical and chemical indexes of the tobacco leaf formula and the stability of the tobacco flavor are increased, the tobacco leaves are fully utilized, and the use value of tobacco leaf raw materials is improved.
Drawings
In order to more clearly describe the specific embodiments of the present invention, the drawings to be used in the embodiments will be briefly described below.
FIG. 1 is a schematic diagram of a method for processing a formula by threshing to improve the matching degree of a module and the single matching degree of the formula.
Detailed Description
In order to make the technical field of the invention better understand the scheme of the embodiment of the invention, the embodiment of the invention is further described in detail with reference to the drawings and the implementation mode.
Aiming at the problem that the proportion of finished tobacco sheets after the tobacco leaves are threshed by a formula is inconsistent with the proportion of the formula sheet issued by the industry in the process of mixing and processing the primary flue-cured tobacco leaves with different producing areas, parts and grades according to the proportion, physical and chemical indexes and the compatibility of the smoking style set by the formula sheet of a cigarette enterprise, the invention provides the formula threshing processing method for improving the conformity of the module proportion and the formula sheet, carries out grade classification according to the grade type of the set formula, carries out single-grade leaf redrying on the tobacco leaves according to the grade classification, and further presses the formula sheet to carry out moisture signature mixing. The problem is solved, the physical and chemical indexes of the tobacco leaf formula and the stability of the smoking flavor are realized, the tobacco leaves are fully utilized, and the use value of the tobacco leaf raw materials is improved.
As shown in fig. 1, a formula threshing processing method for improving the matching degree of a module and a formula single, comprising:
s1: obtaining a design formula of a formula list, determining grade types required by tobacco leaves according to the design formula, and collecting the tobacco leaves of all grades in the formula list;
s2: carrying out grade classification on the raw tobacco according to the grade type, and carrying out single-grade leaf selection on the tobacco leaves according to the grade classification so as to purify and select the single-grade tobacco leaves;
s3: carrying out vacuum moisture regain, leaf paving, leaf moistening, leaf and stem separation and leaf redrying on the single-grade tobacco leaves, and respectively temporarily storing and marking the single-grade tobacco leaves subjected to leaf redrying according to grade types;
s4: based on formula verification and determination of the moisture content of single-grade tobacco leaves, respectively sampling the tobacco flakes of each grade to prepare tobacco shreds, and putting the tobacco shreds into a constant-temperature and constant-humidity box for formula composition, sensory verification and formulation ordering;
s5: and mixing single-grade tobacco flakes according to a formula, and performing moisture label-marking mixing according to the formula during redrying processing.
Specifically, the procedures of vacuum moisture regain, leaf paving, leaf moistening and leaf and stem separation are carried out on the original tobacco in single grade, corresponding processing parameters can be set according to the physical characteristics of tobacco leaves in different grades, and breakage is reduced to the maximum extent. The single-level leaf spreading in the leaf spreading process can only meet the flow requirement of the subsequent process, and the weight of the materials is uniform. The production and material preparation organization mode is single and easy to implement. The leaf beating and leaf spreading process of the formula not only undertakes the tasks, but also needs to consider the precision of the proportion of each grade. Four or more than four leaf-laying belts in a general redrying plant are gathered to a gathering belt, the accurate matching of the formula is consistent with the speed requirements of a plurality of belts, and multiple investigation results show that: most baking plants do not achieve uniform speeds of multiple belts. The inconsistent speeds of the plurality of belts lead to the constant change of the module proportion in the leaf laying process, and the requirement of cigarette products on the uniformity and stability of the raw materials cannot be met.
The method further comprises the following steps:
s6: and (4) transferring a plurality of grades into a redrying plant according to the formula list and mixing so as to ensure that the raw materials have consistent smoking style and characteristics.
The method further comprises the following steps:
s7: before formulation, the tobacco shreds are placed in a constant temperature and humidity environment with the temperature of 22 +/-2 ℃ and the humidity of 65% for 48 hours to measure the moisture of the tobacco shreds of each grade (12.5 +/-0.5)%,calculating the proportion of dry matters entering the formula of each grade of the tobacco flakes in the optimal formula design, wherein the formula is as follows: u. ofi＝mi*niWherein n isiIs grade i per 100g dry matter weight of tobacco shred, miAnd when the formula is designed, the tobacco shreds with the grade i enter the weight of the formula.
Further, the step of performing moisture signature mixing according to the recipe sheet during redrying processing comprises the following steps:
detecting stem content and moisture in the tobacco leaves according to the prepared tobacco strips after the i-th grade redrying, and calculating the grade i total weight k which needs to be mixed actually according to the requirement module total weight M under the same moisture stateiThe calculation formula is as follows:
wherein M is the total weight of the demand module, l is the stem content in the leaf under the moisture state of the tobacco lamina to be mixed, and a is the moisture content under the moisture state of the tobacco lamina to be mixed.
The method further comprises the following steps:
s8: measuring the stem content in the leaves of the formula list and the moisture in the current state, and calculating the actual formula proportion of each grade of the tobacco flakes needing to be put into a production line;
s9: mixing, vacuum moisture regaining, box turning and proportioning feeding, leaf moistening, tobacco sheet redrying and boxing are carried out according to the actual formula proportion.
The technological task required to be undertaken in the leaf moistening parameter procedure is changed into providing a high-temperature high-humidity environment and fully mixing the materials. The temperature of the hot air for moistening the leaves is set to be 120 ℃, and the rotating speed of the roller is set to be 10 rpm.
In one embodiment, a middle tobacco leaf formula threshing module in an area A of a certain tobacco company is used as a test material, and the existing threshing and redrying mode and a redrying processing mode for improving the matching ratio of the module and the single matching degree of the formula are respectively fed for testing, so that the advantages and the disadvantages of the two processing modes are compared. Table 1 is a formula-one-leaf scheme:
TABLE 1
| Grade | Quantity (Sichuan style noodles) | Ratio of |
| A | 9670 | 35.08％ |
| B | 4622 | 16.77％ |
| C | 13275 | 48％ |
| Total up to | 27567 | 100％ |
(1) And (3) carrying out leaf-stem separation on the single-grade tobacco leaves, namely putting the single-grade tobacco leaves into a certain area of a threshing and redrying production line. The production and material preparation organization mode is single and easy to implement.
(2) The produced single-grade tobacco sheets are respectively temporarily stored and marked. Until the A, B, C grades are respectively processed by threshing and redrying, temporarily storing and marking.
(3) 500g of the processed tobacco flakes are respectively sampled and marked to be respectively made into tobacco shreds, the tobacco shreds are placed into a constant temperature and humidity box (the humidity is 60 percent, and the temperature is 22 +/-2 ℃) for 48 hours, and the formula, the sensory verification and the lower formula list are combined in the constant temperature and humidity environment. The dry matter weight entering the formula grade was calculated from formula (i), and the weight of the tobacco lamina in table 2 is the dry matter weight.
TABLE 2
| Grade | Quantity (Sichuan style noodles) | Ratio of |
| A | 6411.2 | 36.67％ |
| B | 2946.5 | 16.85％ |
| C | 8124.3 | 46％ |
| Total up to | 17482 | 100％ |
(3) Redrying processing enterprises measure the stem content of leaves needing to be added into a formula and the moisture content of the leaves under the current state according to the measurement after the industrial enterprises start vacuum moisture regain after blending.
TABLE 3
| Grade | Cut-off percentage in leaves (%) | Moisture (%) |
| A | 1.08 | 14.68％ |
| B | 0.97 | 13.72％ |
| C | 1.01 | 14.06％ |
(4) Calculating the actual formula proportion of each grade which needs to be put into the production line after vacuum moisture regain by using a formula 2:
TABLE 4
| Grade | Weight (Sichuan style noodles) | Ratio (%) |
| A | 7596.34 | 36.74％ |
| B | 3448.494 | 16.68％ |
| C | 9628.335 | 46.57％ |
| Total up to | 20673.17 | 100.00％ |
(5) Redrying the tobacco strips. Blending, redrying and the like are carried out according to a formula designed by a product worker.
Determining the chemical components treated by the two methods according to sampling, sample preparation and detection methods specified in YC/T147-charge 2010 quality inspection of tobacco leaves, comparing the detection data of nicotine indexes,
TABLE 5
| Item | Mean nicotine value | Coefficient of variation of nicotine |
| Control sample | 2.64 | 3.87 |
| Test specimen | 2.64 | 2.19 |
And carrying out three-point smoking evaluation, inspection and verification on the finished tobacco strips produced by the two redrying processing modes.
TABLE 6 results of the test sample homogeneity assessment
| Sample (I) | Control sample | Sample (I) |
| Serial number | Number 123 | Homogeneity determination result |
| 1 | BAA | |
| 2 | ABA | |
| 3 | AAB | |
| 4 | ABB | |
| 5 | BAB | |
| 6 | BBA | |
| 7 | BAA | |
| 8 | ABA | |
| 9 | AAB | |
| 10 | ABB | |
| 11 | BAB | |
| 12 | BBA | |
| 13 | BAA | |
| 14 | ABA | |
| 15 | AAB |
Wherein A is a reference sample, B is a test sample, and table 6 shows that when two A appear, the homogenization judgment result is almost inaccurate, which indicates that the homogenization degree of the sample A is not high, and when two B appear, the accuracy of the homogenization judgment result is 83.33%, which indicates that the homogenization degree of the test sample is high, namely, a formula threshing processing method for improving the matching degree of the module proportion and the formula single conformity is used, the production homogenization process is high, and the module proportion precision is high.
Therefore, the invention provides a formula threshing processing method for improving the conformity of the module proportion and the formula bill, which is characterized in that the grade classification is carried out according to the grade type of the set formula, the single-grade leaf redrying is carried out on the tobacco leaves according to the grade classification, and the moisture index blending is carried out by pressing the formula bill. The problem that the proportion of finished tobacco flakes is inconsistent with an industrially issued formula is solved, the homogenization processing level in the production process can be improved, the physical and chemical indexes of the tobacco leaf formula and the stability of the tobacco flavor are increased, the tobacco leaves are fully utilized, and the use value of tobacco leaf raw materials is improved.
The construction, features and functions of the present invention have been described in detail with reference to the embodiments shown in the drawings, but the present invention is not limited to the embodiments shown in the drawings, and all equivalent embodiments modified or modified by the spirit and scope of the present invention should be protected without departing from the spirit of the present invention.
Claims (5)
1. A formula threshing processing method for improving the matching degree of a module and a formula single, which is characterized by comprising the following steps:
obtaining a design formula of a formula list, determining grade types required by tobacco leaves according to the design formula, and collecting the tobacco leaves of all grades in the formula list;
carrying out grade classification on the raw tobacco according to the grade type, and carrying out single-grade leaf selection on the tobacco leaves according to the grade classification so as to purify and select the single-grade tobacco leaves;
carrying out vacuum moisture regain, leaf paving, leaf moistening, leaf and stem separation and leaf redrying on the single-grade tobacco leaves, and respectively temporarily storing and marking the single-grade tobacco leaves subjected to leaf redrying according to grade types;
based on formula verification and determination of the moisture content of single-grade tobacco leaves, respectively sampling the tobacco flakes of each grade to prepare tobacco shreds, and putting the tobacco shreds into a constant-temperature and constant-humidity box for formula composition, sensory verification and formulation ordering;
and mixing single-grade tobacco flakes according to a formula, and performing moisture label-marking mixing according to the formula during redrying processing.
2. The method for threshing and processing a formula according to claim 1, wherein the method further comprises:
and (4) transferring a plurality of grades into a redrying plant according to the formula list and mixing so as to ensure that the raw materials have consistent smoking style and characteristics.
3. The method for threshing and processing a formula according to claim 2, wherein the method further comprises:
before formulation, the tobacco shreds are placed in a constant-temperature and constant-humidity environment with the temperature of 22 +/-2 ℃ and the humidity of 65% for 48 hours to measure the moisture of the tobacco shreds in each grade (12.5 +/-0.5)%, and the dry matter proportion of the tobacco shreds in each grade entering the formulation is calculated according to the following formula:
ui＝mi*niwherein n isiIs grade i per 100g dry matter weight of tobacco shred, miAnd when the formula is designed, the tobacco shreds with the grade i enter the weight of the formula.
4. The method for threshing and processing a formula according to claim 3, wherein the step of blending a moisture label according to the formula during redrying includes:
detecting stem content and moisture in the tobacco leaves according to the prepared tobacco strips after the i-th grade redrying, and calculating the grade i total weight k which needs to be mixed actually according to the requirement module total weight M under the same moisture stateiThe calculation formula is as follows:
wherein M is the total weight of the demand module, l is the stem content in the leaf under the moisture state of the tobacco lamina to be mixed, and a is the moisture content under the moisture state of the tobacco lamina to be mixed.
5. The method for threshing and processing a formula according to claim 4, wherein the method further comprises:
measuring the stem content in the leaves of the formula list and the moisture in the current state, and calculating the actual formula proportion of each grade of the tobacco flakes needing to be put into a production line;
mixing, vacuum moisture regaining, box turning and proportioning feeding, leaf moistening, tobacco sheet redrying and boxing are carried out according to the actual formula proportion.
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| CN116098306A (en) * | 2022-09-09 | 2023-05-12 | 湖南烟叶复烤有限公司永州复烤厂 | Multi-grade homogenizing processing method for tobacco leaves |
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| CN111887466B (en) | 2022-02-25 |
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