CN115137094B - Finished product cigarette moisture content control method and application thereof - Google Patents
Finished product cigarette moisture content control method and application thereof Download PDFInfo
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- CN115137094B CN115137094B CN202210954610.XA CN202210954610A CN115137094B CN 115137094 B CN115137094 B CN 115137094B CN 202210954610 A CN202210954610 A CN 202210954610A CN 115137094 B CN115137094 B CN 115137094B
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
- A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B19/00—Packaging rod-shaped or tubular articles susceptible to damage by abrasion or pressure, e.g. cigarettes, cigars, macaroni, spaghetti, drinking straws or welding electrodes
- B65B19/02—Packaging cigarettes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B57/00—Automatic control, checking, warning, or safety devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B65/00—Details peculiar to packaging machines and not otherwise provided for; Arrangements of such details
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/30—Computing systems specially adapted for manufacturing
Abstract
The invention discloses a method for controlling the moisture content of finished cigarettes and application thereof, which is characterized in that the influence factors of the moisture content of the finished cigarettes are formed by the influence factors of the moisture content loss and the influence factors of the moisture content transfer of the cigarettes in the production process of the products, and the optimal parameter combination of various influence factors is determined, so that the moisture content of the finished cigarettes is controlled. The invention can meet the design requirements of finished product cigarette moisture content products.
Description
Technical Field
The invention relates to the technical field of cigarettes, in particular to a method for controlling the moisture content of finished cigarettes and application thereof.
Background
The moisture content is an important index of the cigarette quality, not only influences the physical index of the cigarette, but also is closely related to the sensory quality of the cigarette, the irritation is increased to a certain extent when the moisture content is lower, the dry feeling is enhanced, the fragrance amount is insufficient when the moisture content is higher, and the yellow spots of the cigarette can be caused to appear, even the cigarette is mildewed.
The control standard of the moisture content of the cigarettes is changed to be (10.50-13.50)%, since the release of the standard GB 5606.3 of cigarette in 2006 is implemented. In recent years, from the viewpoint of improving the internal quality of products, the plant internal control indexes are required to be executed according to the standard of +/-0.40% of the design value, and higher requirements are put on the control method of the manufacturing process.
Disclosure of Invention
In order to solve the technical problems, the invention provides a method for controlling the moisture content of finished cigarettes and application thereof, so that the moisture content of the finished cigarettes can be accurately controlled, and the design requirement of the moisture content product of the finished cigarettes is met.
In order to realize the purpose of the invention, the following technical scheme is adopted:
the invention discloses a method for controlling the moisture content of finished cigarettes, which is characterized by comprising the following steps: influence factors of water content loss and influence factors of cigarette water content transfer in the production process of a product form influence factors of the water content of finished cigarettes, and Minitab software is used for statistically analyzing the correlation between the packaged cigarettes with different water contents and the variation of the water content of corresponding cigarettes, so that a regression equation is established for determining a relation model between the water content of the cigarettes and the water content of small boxes, the model provides a basis for process design of the water content of supplied materials of the small boxes, when the Y variation is 0, the water content Wk of the supplied materials of the small boxes and a standard tolerance are formulated, and the control result of the water content of the finished cigarettes can be pre-judged only by controlling the water content Wa of the cut tobaccos before pre-packaging and transportation in different places, so that the water content of the finished cigarettes is controlled. The method for controlling the moisture content of the finished product cigarettes is also characterized in that the influence factors of the moisture content loss in the production process of the product are calculated according to the following steps:
step 1a, calculating the water content dispersion X of the current nth batch of pre-wrapped cigarettes in the transfer process by using the formula (1) n ：
X n ＝W a,n -W b,n (1)
In the formula (1), W a,n Showing the moisture content of the cut tobacco before the pre-wrapped tobacco of the current batch is transferred in different places, W b,n Representing the moisture content of the cut tobacco of the current batch of pre-packaged tobacco after manual packaging;
step 2a, obtaining the moisture content W of the cut tobacco of the n +1 th batch of pre-packaged cigarettes obtained by the formula (2) before transportation a,n+1 ：
W a,n+1 ＝X n +W a,n (2)。
The influence factors of the moisture content transfer of the cigarettes are calculated according to the following steps:
step 1b, establishing a relation model between the moisture content of the cigarettes and the moisture content of the small boxes by using the formula (3):
Y＝KW k +b (3)
in the formula (3), Y represents the variation of the moisture content of the packaged cigarettes; k represents a relation coefficient between the cigarette moisture content variation and the small box moisture content variation; w is a group of k Indicating the water content of the empty small box; b represents the constant when the moisture content of the small box and the cigarette reaches the equilibrium state.
And 2b, providing a basis for the process design of the water content of the supplied small box, so that when the Y variable is 0, the water content Wk of the supplied small box and a standard tolerance are formulated, and the control result of the water content of the finished cigarette can be pre-judged only by controlling the water content Wa of the cut tobacco before pre-packing and transporting in different places.
The electronic device comprises a memory and a processor, and is characterized in that the memory is used for storing programs for supporting the processor to execute any control method, and the processor is configured to execute the programs stored in the memory.
The present invention relates to a computer-readable storage medium having a computer program stored thereon, wherein the computer program is adapted to perform the steps of any of the control methods when the computer program is executed by a processor.
Compared with the prior art, the invention has the following beneficial effects:
the invention finds out the key factors influencing the control of the moisture content of the cigarettes and adopts effective measures to improve the key indexes; a mathematical model of the relation between the moisture content variation of the cigarettes of the manual packaged product and the moisture content of the small box is established, a basis is provided for the process design of the moisture content of the supplied materials of the small box, and a basis is provided for the warehousing inspection unqualified review of the supplied materials of the small box and the pre-judgment of the moisture content control result of the finished cigarettes; the water content control level of the finished product cigarettes is integrally and greatly improved.
Detailed Description
In this embodiment, a method for controlling moisture content of finished cigarettes includes:
1. influence of tobacco shred moisture content loss in the production process of the product:
in the manual wrapping link, the moisture content dispersion amount of the pre-wrapped tobacco is counted according to a normal production flow, and the moisture content dispersion of the tobacco shreds is most obvious after the pre-wrapped tobacco is transported in different places and manually packaged. Therefore, the average value of the moisture content of the cut tobacco before the pre-wrapping of the current batch of pre-wrapped tobacco is transferred in different places and the moisture content of the cut tobacco after manual wrapping are collected to obtain the dispersion quantity X of the moisture content of the cut tobacco in the current nth batch of pre-wrapped tobacco transferring process n The relation of (A) is shown as (1):
X n ＝W a,n -W b,n (1)
formula (1)The method comprises the following steps: w a,n Representing the moisture content of the tobacco shreds before pre-wrapping and transporting in different places; w b,n Indicating the moisture content of the cut tobacco after manual packaging
Therefore, the moisture content of the cut tobacco before pre-wrapping and remote transportation of the current batch is subtracted from the moisture content of the cut tobacco after manual packaging to obtain the amount of loss; adding the obtained scattering amount and the moisture content of the tobacco shreds before pre-wrapping to obtain the moisture content W of the tobacco shreds before pre-wrapping and transporting of the next batch a,n+1 As shown in formula (1):
W a,n+1 ＝X n +W a,n (2)
in formula (1): w a,n+1 Representing the moisture content of the cut tobacco before the pre-packing and transferring of the next batch;
the Huangshan (Dahong Square stamp) is stored and transported to Chuzhou factory for manual boxing after being prepackaged in the fertilizer composition factory, and the moisture content of the tobacco shreds in the prepackaged process of 5 batches of fertilizer composition factories and the moisture content of the tobacco shreds after being manually packaged in the Chuzhou factory are counted, as shown in Table 1.
TABLE 1 statistical table of moisture content of pre-packaged tobacco in Huangshan (Dahong Fangyin) fertilizer factory
From the data set forth in table 1, it can be seen that: the average value of the moisture content of the cut tobacco before the 5 batches of pre-wrapped cigarettes are transported in different places is 12.218%, the average value of the moisture content of the cut tobacco after the pre-wrapped cigarettes are manually packaged in different places and transported to Chuzhou factories is 11.940%, and the moisture content loss in the transportation process is 0.398%. And the water content of the cut tobacco is controlled to be 12.59% after the pre-packaging of the fertilizer combining plant of the next batch is finished.
2. Influence of moisture content transfer of cigarettes and small boxes:
collecting and counting the water content transfer amount of the packaged cigarettes and the small boxes, establishing a mathematical model when the water content of the small boxes and the cigarettes reaches a balanced state, and determining the water content of the small boxes;
establishing a relation model between the moisture content of the cigarettes and the moisture content of the small boxes by using the formula (3):
Y＝KW k +b (3)
in the formula (3), Y represents the variation of the moisture content of the packaged cigarettes; k represents a relation coefficient between the cigarette moisture content variation and the small box moisture content variation; w k Indicating the water content of the empty small box; b represents the constant when the moisture content of the small box and the cigarette reaches the equilibrium state.
Formula (3) provides a basis for the process design of the supplied material moisture content of the small box, so when the Y variable quantity is 0, the moisture content Wk of the supplied material small box and the standard tolerance are formulated, and the moisture content control result of the finished product cigarettes can be pre-judged only by controlling the moisture content Wa of the cut tobaccos before pre-packing and off-site transportation.
The method comprises the steps of packaging cigarettes with small boxes with different water contents, balancing the water contents of the corresponding cigarettes, and analyzing the correlation between the variation of the water contents of the corresponding cigarettes with the small boxes with different water contents as shown in a table 2, and establishing a regression equation by using Minitab software to perform statistical analysis.
TABLE 2 statistical table for variation of moisture content of cigarettes packed in small boxes with different moisture contents
| Serial number | Water content of empty small box (%) | Moisture content variation (%) |
| 1 | 5.64 | -1.34 |
| 2 | 6.94 | -0.21 |
| 3 | 7.02 | -0.05 |
| 4 | 7.64 | 0.41 |
| 5 | 8.64 | 1.10 |
| 6 | 9.95 | 1.67 |
Correlation and regression analysis were statistically analyzed using Minitab software, with the following results:
1. the correlation is shown in the table 3, the water content ratio (%) of the empty small box and the water content variation (%) of the packaged cigarette are shown in the table;
the Pearson correlation coefficient of the moisture content (%) of the empty small box and the moisture content variation (%) of the packaged cigarettes is =0.987; p value =0.000;
2. regression analysis is shown in Table 4, wherein the moisture content variation (%) of the packaged cigarettes and the moisture content (%) of the empty small boxes are calculated; the regression equation is:
the moisture content change amount (%) of the packaged cigarettes is (%) 0.697 and 5.06+;
TABLE 3 analysis statistical table for correlation between cigarette moisture content variation and small box moisture content
TABLE 4 analysis statistical table for cigarette moisture content variation and small box moisture content variance
4. Regression analysis is shown in Table 5, the percentage of water in the empty capsule (%) and the percentage of change in the moisture in the packaged cigarettes (%);
the regression equation is:
moisture content (%) of the empty small box is not less than 7.27+1.40 and moisture content variation (%) of the packaged cigarettes is not less than 7.27 +;
TABLE 5 analysis statistical table for correlation between moisture content of small box and moisture content variation of cigarette
The significance test of the regression equation is shown in table 6:
for a given significance level α (α = 0.05), when F is>F 1-α (1,n-2), the regression equation is considered significant, i.e., meaningful.
F 1-α (1,n-2)＝F 0.95 (1,6-2) =7.71 (look up F distribution table, resulting in critical value);
F＝155.20>7.71；
TABLE 6 analysis statistical table for variance of moisture content of small box and moisture content of cigarette
In conclusion: at the α =0.05 level, the regression equation is meaningful. The water content of the small box of the Huangshan (red square seal) is linearly related to the variation of the water content of the cigarettes. The regression equation (mathematical model) is established as follows, and is significant.
Y＝-5.06+0.697W k
When a cigarette moisture content variable quantity is 0 after the packing, the standard central value of capsule supplied material moisture content can be designed to be 7.26, and when a cigarette moisture content variable quantity is 0.4 after the packing, the standard tolerance of capsule supplied material moisture content can be designed to be 0.57, namely the standard of capsule supplied material moisture content can be theoretically designed to be: (7.26. + -. 0.57)%. The model provides a basis for the process design of the moisture content of the supplied materials of the small boxes, so that when the Y variable quantity is 0, the moisture content Wk and the standard tolerance of the supplied materials of the small boxes are formulated, and the moisture content control result of the finished cigarettes can be pre-judged only by controlling the moisture content Wa of the cut tobaccos before pre-packing and off-site transportation.
The previous batch or the current batch is of the same grade.
Key factors influencing the control of the moisture content of the cigarettes are found out, and effective measures are taken to improve key indexes; a mathematical model of the relation between the moisture content variation of the cigarettes of the manual packaged product and the moisture content of the small box is established, a basis is provided for the process design of the moisture content of the supplied materials of the small box, and a basis is provided for the warehousing inspection unqualified review of the supplied materials of the small box and the pre-judgment of the moisture content control result of the finished cigarettes; the moisture content control level of the finished cigarette is integrally improved.
In this embodiment, an electronic device includes a memory for storing a program that supports a processor to execute the above-described control method, and a processor configured to execute the program stored in the memory.
In this embodiment, a computer-readable storage medium stores a computer program, and the computer program is executed by a processor to execute the steps of the control method.
Claims (3)
1. A method for controlling the moisture content of finished cigarettes is characterized by comprising the following steps: influence factors of water content loss in the production process of a product and influence factors of cigarette water content transfer form influence factors of the water content of a finished product cigarette, and Minitab software is used for carrying out statistical analysis on the correlation between the packaged cigarettes with the small boxes with different water contents and the variation of the water content of the corresponding cigarettes, so that a regression equation is established for determining a relation model between the water content of the cigarettes and the water content of the small boxes, the relation model provides a basis for the process design of the water content of the supplied materials of the small boxes, when the Y variation is 0, the water content Wk of the supplied materials of the small boxes and a standard tolerance are formulated, and the control result of the water content of the finished product cigarette can be pre-judged by controlling the water content Wa of the tobacco before pre-packaging and remote transportation, so that the water content of the finished product cigarette is controlled;
the influence factors of water content loss in the production process of the product are calculated according to the following steps:
step 1a, calculating the water content dispersion X of the current nth batch of pre-wrapped cigarettes in the transfer process by using the formula (1) n ：
X n =W a,n -W b,n (1)
In the formula (1), W a,n Showing the moisture content of the cut tobacco before the pre-wrapped tobacco of the current batch is transferred in different places, W b,n Representing the moisture content of the cut tobacco of the current batch of pre-packaged tobacco after manual packaging;
step 2a, obtaining the moisture content W of the cut tobacco of the n +1 th batch of pre-packaged cigarettes obtained by the formula (2) before transportation a,n+1 ：
W a,n+1 =X n + W a, n (2)
The influence factors of the moisture content transfer of the cigarettes are calculated according to the following steps:
step 1b, establishing a relation model between the moisture content of the cigarettes and the moisture content of the small boxes by using the formula (3):
Y=KW k +b (3)
in the formula (3), Y represents the variation of the moisture content of the packaged cigarettes; k represents a relation coefficient between the cigarette moisture content variation and the small box moisture content variation; w k Indicating the water content of the empty small box; b represents a constant when the moisture contents of the small box and the cigarette reach an equilibrium state;
and 2b, providing a basis for process design of the water content of the supplied materials of the small boxes by the relational model, formulating the water content Wk of the supplied materials of the small boxes and a standard tolerance when the Y variable quantity is 0, and prejudging the control result of the water content of the finished cigarettes only by controlling the water content Wa of the cut tobaccos before pre-packing and ex-situ transportation.
2. An electronic device comprising a memory and a processor, wherein the memory is configured to store a program that enables the processor to perform the control method of claim 1, and the processor is configured to execute the program stored in the memory.
3. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the control method according to claim 1.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3543358A1 (en) * | 1985-12-07 | 1987-06-11 | Hauni Werke Koerber & Co Kg | METHOD AND DEVICE FOR COMPARISONING THE HUMIDITY OF A STRING OF TOBACCO |
| CN107095340A (en) * | 2017-05-26 | 2017-08-29 | 上海烟草集团有限责任公司 | A kind of method for improving cigarette Moisture stability |
| CN110720655B (en) * | 2019-11-05 | 2022-06-21 | 福建中烟工业有限责任公司 | Cigarette quality control method |
| CN110720654B (en) * | 2019-11-05 | 2022-04-22 | 福建中烟工业有限责任公司 | Method for controlling moisture content of cigarette |
| CN111679641A (en) * | 2020-06-10 | 2020-09-18 | 重庆中烟工业有限责任公司涪陵卷烟厂 | Method for controlling moisture of finished cigarette |
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