CN101375736B - Technique for selecting tobacco leaf - Google Patents
Technique for selecting tobacco leaf Download PDFInfo
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- CN101375736B CN101375736B CN2008102010464A CN200810201046A CN101375736B CN 101375736 B CN101375736 B CN 101375736B CN 2008102010464 A CN2008102010464 A CN 2008102010464A CN 200810201046 A CN200810201046 A CN 200810201046A CN 101375736 B CN101375736 B CN 101375736B
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Abstract
The invention discloses a tobacco leaf selection process which comprises the following steps: re-moisturizing of stock materials, spreading of tobacco leaf stalks, cutting of tobacco leaf stalks, flow rate control, wetting and loosening of tobacco leaves, tobacco leaf distribution, on-line selection of tobacco leaves, automatic collection and metering and packaging. The tobacco leaf selection process is applicable to the selection procedure of tobacco leaf raw materials for high-grade cigarettes, reduces the labor intensity, increases the purity of tobacco leaves, and ensures the inherent quality of the cigarette product.
Description
Technical field
The present invention relates to the manufacturing process of cigarette, be specifically related to the technology of selecting of tobacco leaf.
Background technology
From technique for selecting tobacco leaf, the at present domestic leaf mode of selecting that generally adopts has: the one, and static state is selected, and manually selects leaf, manually separates handle, the mode of dress while selecting, before feeding intake, adopts on tobacco leaf the electronic scale metering, the production scene is provided with fixedly station, the configuration cull board, and every station is numbered respectively, each station tobacco leaf choosing, separate, select and removal of impurities is all finished under static state, select the touring detecting and selecting quality of each regional Quality Inspector in the process, the tobacco leaf after selecting carries out secondary measurement at each station dress basket.(process chart is seen Fig. 1)
This pattern major defect of selecting is:
1, labour intensity is big, should manually separate also selecting, and is unfavorable for the raising of product quality;
2, inefficiency, the production capacity room for promotion is little;
3, tobacco leaf is made broken greatly, and logistics has some setbacks;
4, quality management is difficult for monitoring constantly.
The 2nd, dynamically select, on belt feeder, select leaf and collect the mode of casing automatically.Adopt the electronic scale metering before tobacco leaf feeds intake, feed intake, choosing, separate, loose, select and removal of impurities, collection are all finished on belt conveyor, every line carries out single grade to be selected, the tobacco leaf dress after selecting basket carries out secondary measurement.
This pattern major defect of selecting is:
1, the fuel-displaced raw material that hardens is difficult to loosely, is unfavorable for the raising of product quality;
2, be subjected to raw material stability and select time restriction in the dynamic process, select difficult quality guarantee.
3, people's eyesight is tired easily in dynamic process, the sensation that leaf is chosen in influence.
4, can't examine separately and select personnel's technical ability, lack the quality trackability.
Summary of the invention
The objective of the invention is for change ubiquity in the present technique for selecting tobacco leaf labour intensity big, select quality and cannot say for sure that card, logistics organize phenomenons such as messy.The research and utilization plant equipment substitutes manual action, increases new technologies such as Qie Yeji, alleviates hand labor intensity, improves and selects efficient; With the technology of selecting of being association of activity and inertia, tobacco leaf is carried out online secondary select, guarantee that tobacco leaf selects quality; Utilize the on-line metering means, gather and select each grade weight data, calculate and select ratio, be convenient to production management.
The present invention combines the advantage of aforementioned two kinds of technique for selecting tobacco leaf, carried out process modification, adopted the laddering leaf pattern of selecting of online secondary, raw tobacco material is selected so that choosing and sheet choosing are combined, selecting main task is to choose picking time, and preliminary rejecting does not obviously meet the tobacco leaf of quality requirement; It is that secondary is purified that sheet selects main task, remedies the deficiency of choosing, is to guarantee that tobacco leaf selects the emphasis of quality; Qie Ji separates handle, removes the phyllopodium part of tobacco leaf, and line is handled in design separately, manually separates choosing assorted action to substitute, and makes the personnel of selecting be absorbed in other judgement of tobacco leaf level; Concentrate the mode of carrying to make logistics orderly with belt; On-line metering is convenient to production management.
The invention discloses a kind of technique for selecting tobacco leaf, comprise following process steps successively: the moisture regain of getting the raw materials ready, shop leaf choosing, Qie Ji separate that handle, flow-control, leaves moisting are loose, tobacco leaf distributes, at the line selection leaf, compile automatically, measure to case and finish the leaf task of selecting.Be summarized as follows:
(1) the moisture regain operation of getting the raw materials ready
Raw material is transported to from the tobacco leaf reservoir area by fork truck and is selected leaf workshop Material Staging Area temporary, uses for production line.In view of the high-grade cigarette raw tobacco material is generally all selected sound tobacco, economic worth height for use.Rational moisture content control can minimizing tobacco leaf is made broken, reduces economic loss.The now general vacuum conditioning poor effect that adopts, be difficult to back on the one hand saturating, even also may influence quality of tobacco by hot and humid time after thoroughly on the other hand and be unfavorable for depositing.Therefore, this operation will be carried out the flexibility moisture regain to raw material and handle according to the gentle time situation of raw material moisture content before former cigarette is selected, Material Staging Area adopts the humidification mode to improve tobacco leaf surface moisture content, and deposits about 24 hours, and it is flexible that the tobacco leaf moisture absorption is increased, reduce tobacco leaf and make broken phenomenon, be convenient to select leaf.
By artificial material loading, required grade tobacco leaf is assigned to each shop Ye Taiwei on request.
(2) the shop leaf is selecting operation
Shop leaf operation is according to the desired flow of production line, manually with cigarette evenly, quantitatively, neat, location shakedown puts on the belt, inaccurate folded, staggered, the accuracy rate of cutting the labour contractor in order to raising, carry out primary election simultaneously, defective cigarette is reclaimed conveyer belt and collects automatically choosing to put into.
(3) Qie Ji separates an operation
Cut basic operation and be utilize cutting machine with the labour contractor of tobacco leaf along around downcutting together, make tobacco leaf be more prone to loose, be convenient to the sheet choosing.After the leaf cut-out of shop, can guarantee tobacco leaf abundant loose expansion in the postorder process, for postorder processing provides good machining state.This operation has been quoted and has been cut sharp technology, forms a head technique of cutting of characteristic.
The labour contractor who downcuts will can loose off the labour contractor around incision through machine for loosening handle, collect pack then separately, remove the foreign material among the labour contractor effectively and help the processing of back operation.
(4) flow-control operation
Tobacco leaf is through the laggard inbound traffics automatic control system of shop Ye Qieji operation, this system is made up of bin type feeding machine, limited tube and belted electronic balance, flow in order to each operation of control back, guarantee tobacco leaf flow that each operation passes through evenly, stable, thereby ensure stable, equal even unanimities of crudy.
(5) the loose operation of leaves moisting
Adopt the method for hot blast leaves moisting that the tobacco leaf supplied materials is carried out suitable heating and moistening, improve the moisture and the temperature of tobacco leaf, make the tobacco leaf softness, strengthen tobacco leaf toughness, prevent that tobacco leaf from making brokenly, and further loose tobacco leaf effectively guarantees tobacco leaf crush resistance and the easy property selected.Certainly, the main purpose of setting up the leaves moisting operation is loose tobacco leaf, is convenient to the follow-up leaf that selects, the setting of humiture a little less than in the beating and double roasting process to the index request of leaves moisting, reduce influence to quality of tobacco and storage thereof.
(6) dynamically sheet selects operation
Tobacco leaf passing ratio distributor after the loose leaves moisting is assigned to by a certain percentage selects Ye Taishang, by selecting the leaf workman that suborder tobacco leaf and foreign material go-no-go are come out, good, in, differ from three grades of tobacco leaves and collect respectively, deliver to subsequent processing, the rest materials vanning is handled.
(7) online detection
Select the height of leaf quality directly to influence the stability and the uniformity of formula for a product, finally influence the homogenieity and the uniformity of cigarette product quality, the inspector is set after selecting leaf for this reason, follow-up inspection selects leaf quality.
(8) the metering vanning is labelled
Tobacco leaf after selecting transports vanning by conveyer belt, and the chest bottom is provided with static electronic scale, in order to weighing tobacco leaf weight and control vanning order, avoids tobacco leaf to be scattered on the ground.The different grades of tobacco vanning is provided with the different colours label, mark tobacco leaf grade, weight, and computer calculates every case tobacco leaf weight automatically, utilizes bar code to carry out data tracking, management and follow-up use, for Recipe leaf beating provides accurate data.
The present invention can be applicable to the process procedure of selecting of high-grade cigarette trade mark raw tobacco material.The technology of selecting with " Chinese board " tobacco leaf raw material is example, the main technique task of " selecting " is the sound tobacco that buying will be come, to not meet the tobacco leaf rejecting of Chinese board tobacco leaf raw material quality requirement in the mode of hand picking, improve the purity of tobacco leaf, to guarantee the inherent quality of cigarette product.Select in the process at tobacco leaf, the personnel that select need to carry out sense organ to tobacco leaf and differentiate every, distinguish the tobacco leaf presentation quality, with cutter untie around, pick the contained foreign material of tobacco leaf base portion, put into collection container respectively.Demonstration has after research and testing proposed to select link utilization at tobacco leaf and has been association of activity and inertia and selects the new approaches of technology.
Effect of the present invention:
(1) reduces hand labor intensity, help selecting personnel and be absorbed in other judgement of tobacco leaf level.
(2) promote tobacco leaf and select quality, the degree of purity of selecting is brought up to more than 90% by original 80%.
(3) realize truly online choosing with the loose tobacco leaf of heating and moistening, accomplish to make the best use of everything, reach with this and select the quality of tobacco level and further improve.
(4) utilize the weight data of online acquisition, estimate that in time tobacco leaf chooses ratio, produce and follow the tracks of and management, and provide reference frame for follow-up Recipe leaf beating.
(5) logistics is smooth and easy, meets the vivid requirement of high-grade cigarette brand.
Description of drawings
Fig. 1: traditional static technique for selecting tobacco leaf flow chart
Fig. 2: conventional dynamic technique for selecting tobacco leaf flow chart
Fig. 3: technique for selecting tobacco leaf flow chart of the present invention
Annotate: the category-A cigarette is the tobacco leaf that conforms to quality requirements; C class cigarette is the tobacco leaf that does not meet quality requirement;
The specific embodiment
Below enumerate instantiation and further set forth the present invention, should be understood that example is not to be used to limit protection scope of the present invention.
Embodiment 1
On the existing threshing and redrying production line of Anhui Huahuan International Tobacco Co., Ltd., select equipment component for use, carried out two batches test, every batch 50 bag, grade is Ankang C2F, and excision phyllopodium part is set C class cigarette and is chosen ratio 20%.
Take online static state to select fully for first batch, each station is chosen the back tobacco leaf and is utilized belt to carry;
Second batch of employing is association of activity and inertia and selected technology, the tobacco leaf moisture regain of getting the raw materials ready, and shop leaf platform is taked static choosing, and choosing back tobacco leaf repaves leaf, leaves moisting, concentrator table is taked dynamic sheet choosing, concentrates belt to collect metering.Its technological process as shown in Figure 3, comprise following process steps: the moisture regain of getting the raw materials ready, shop leaf choosing, Qie Ji separate that handle, flow-control, leaves moisting are loose, tobacco leaf distributes, at the line selection leaf, compile automatically, measure to case and finish the leaf task of selecting, each process is specific as follows:
The moisture regain of getting the raw materials ready: raw material is transported to from the tobacco leaf reservoir area by fork truck and is selected leaf workshop Material Staging Area temporary, and Material Staging Area adopts the humidification mode to improve tobacco leaf surface moisture content.Moisture regain: in the winter time, northern tobacco leaf is through the long-distance transport tobacco bale, owing to influenced by outside air temperature, the tobacco bale temperature gets damp again to this type of tobacco leaf near freezing point or icing.Tobacco bale all leaves on the cigarette frame during moisture regain, by manually utilizing the hydraulic pressure car that the cigarette frame is pulled in the ordering room, administrative staff require rationally to be provided with and to adjust the humiture parameter and the moisture regain time of ordering room according to supplied materials situation and back operation, slowly promote the temperature of ordering room, reduce the ordering room dewfall, through about 18 hours heat, make improvements room temperature be controlled at 35 ℃ ± 5 ℃, relative humidity is controlled at 70% ± 5% simultaneously, heat and moisture preserving is 24～30 hours then, make the moisture content of tobacco leaf on original basis, increase by 2～3%, finish moisture regain.The process moisture regain, tobacco leaf is looser in the tobacco bale, and moisture is even, and minimizing is made broken, is convenient to the back operation and selects the pendulum handle.In tobacco leaf improvements process, mode by thermal cycle wind, saturated vapor, atomized water is carried out slow warming and humidifying, stops humidification after tobacco leaf goes out to get warm again after a cold spell the room immediately, slowly reduces temperature again, the temperature that makes ordering room is waited for the moisture regain of next group tobacco leaf near room temperature.
And deposit about 24 hours, it is flexible that the tobacco leaf moisture absorption is increased, and reduces tobacco leaf and make broken phenomenon.By artificial material loading, required grade tobacco leaf is assigned to each shop Ye Taiwei on request.
The shop leaf is choosing: manually with cigarette evenly, quantitatively, neat, location shakedown puts on the belt, inaccurate folded, staggered, in order to the accuracy rate that the labour contractor is cut in raising, carry out primary election simultaneously, defective cigarette is reclaimed conveyer belt and collects automatically choosing to put into.
Qie Ji separates handle: cut basic operation and be utilize cutting machine with the labour contractor of tobacco leaf along around downcutting together.The labour contractor who downcuts will can loose off the labour contractor around incision through machine for loosening handle, collect pack then separately, remove the foreign material among the labour contractor effectively.
Flow-control: tobacco leaf is through the laggard inbound traffics automatic control system of shop Ye Qieji operation, this system is made up of bin type feeding machine, limited tube and belted electronic balance, flow in order to each operation of control back, guarantee tobacco leaf flow that each operation passes through evenly, stable, thereby ensure stable, equal even unanimities of crudy.
Leaves moisting is loose: adopt the method for hot blast leaves moisting that the tobacco leaf supplied materials is carried out suitable heating and moistening, improve the moisture and the temperature of tobacco leaf, make the tobacco leaf softness, strengthen tobacco leaf toughness, prevent that tobacco leaf from making brokenly, and further loose tobacco leaf effectively guarantees tobacco leaf crush resistance and the easy property selected.Leaves moisting: the tobacco leaf of cutting behind the labour contractor enters tobacco leaf moisting machine through weigh feeder by belt conveyor, the leaves moisting operative employee selects requirement parameters rationally is set according to supplied materials situation and back operation, it is loose to guarantee to moisten the back tobacco leaf, Ye Wen is between 40-50 ℃, moisture content is between 15.5-17%, and tobacco leaf needs 5 minutes from advancing tobacco leaf moisting machine approximately to going out tobacco leaf moisting machine.Through leaves moisting, can effective loose cigarette handle, evenly heat, humidification slightly reduces and makes brokenly, helps the uniform distribution of back operation tobacco leaf and selects.
Dynamically sheet selects: the tobacco leaf passing ratio distributor after the loose leaves moisting is assigned to by a certain percentage selects Ye Taishang, by selecting the leaf workman that suborder tobacco leaf and foreign material go-no-go are come out, good, in, differ from three grades of tobacco leaves and collect respectively, deliver to subsequent processing, the rest materials vanning is handled.
Online detection: after selecting leaf the inspector is set, follow-up inspection selects leaf quality.
The metering vanning is labelled: the tobacco leaf after selecting transports vanning by conveyer belt, and the chest bottom is provided with static electronic scale, in order to weighing tobacco leaf weight and control vanning order, avoids tobacco leaf to be scattered on the ground.The different grades of tobacco vanning is provided with the different colours label, mark tobacco leaf grade, weight, and computer calculates every case tobacco leaf weight automatically, utilizes bar code to carry out data tracking, management and follow-up use, for Recipe leaf beating provides accurate data.
The test creation data is analyzed as follows:
(1) reject ratio and select efficient from C class cigarette, second batch of C class cigarette rejecting ratio is 19.64%, requires to coincide substantially (seeing Table 1) with 20% setting;
Table 1: tobacco leaf is chosen ratio
| Batch | The weight that feeds intake (Kg) | Category-A cigarette weight (Kg) | Category-A cigarette proportion (%) | C class cigarette weight (Kg) | C class cigarette proportion (%) |
| First batch | 2472.5 | 1575 | 63.70 | 726 | 29.36 |
| Second batch | 2533.5 | 1741 | 68.72 | 497.5 | 19.64 |
(2) second batches tobacco leaf is selected the efficient (seeing Table 2) that efficient will be higher than first batch of static sorting, selects with support staff's number and obviously reduces.
Table 2: tobacco leaf is selected the efficient contrast
| Batch | The number (people) of choosing | Selecting efficient (kilogram/time people) | Sheet is chosen and is counted (people) | Sheet selects efficient (kilogram/time people) | The auxiliary number of sheet choosing | Cull board conveyer belt speed (m/s) |
| First batch | 24 | 121.2 | 56 | 51.9 | 28 | 0.477 |
| Second batch | 12 | 275.4 | 28 | 118.0 | - | 0.477 |
(3) under the approaching condition of tobacco leaf leaf base excision proportion, two batches of C class cigarette proportions of choosing at shop leaf platform and concentrator table are basic identical, are about 36%, but the rejecting amount of spreading leaf platform C class cigarette is starkly lower than the rejecting amount of concentrator table, shows that the emphasis of selecting is selected.Therefore the control emphasis of selecting quality is that sheet selects link at selected place, and the design focal point of this point and this technology conforms to;
Table 3: the C class cigarette proportion after choosing
| Batch | Shop leaf platform C class cigarette proportion (%) | Concentrator table C class cigarette proportion (K %) | Cut back phyllopodium proportion (%) |
| First batch | 35.54 | 64.46 | 17.01 |
| Second batch | 36.28 | 63.72 | 16.76 |
(4) select in the process at second batch, the personnel of selecting can adapt to this and select pattern, and tobacco leaf is selected quality through my the prescription personnel of group company identification, can satisfy and select quality requirement.
(4) the big or fuel-displaced raw tobacco material that hardens can reach the loose purpose of increase tobacco leaf mainly by the suitable warming and humidifying of leaves moisting technology at moisture content.(seeing Table 4)
Table 4: the loose testing result of tobacco leaf
(5) excision no longer needs manually to separate handle behind the labour contractor, and the classifier is placed on grade with main energy and selects, and helps improving quality of tobacco after the classification, and through excision labour contractor and leaves moisting loose after, more help improving the degree of purity of tobacco leaf after the classification.
Test effect according to two batches, we think, adopt the mode of being association of activity and inertia, and take choosing (primary election) and sheet choosing (selected) are combined, this pattern can satisfy the quality requirement that the high-grade cigarette raw tobacco material is selected, and has also further improved tobacco leaf simultaneously and has selected efficient.
Claims (7)
1. technique for selecting tobacco leaf, comprise following process steps successively: the moisture regain of getting the raw materials ready, shop leaf choosing, Qie Ji separate that handle, flow-control, leaves moisting are loose, the tobacco leaf distribution, at the line selection leaf, compile automatically and measure vanning, wherein said tobacco leaf distributes and selects Ye Taishang in line selection leaf operation for the tobacco leaf passing ratio distributor after leaves moisting is loose is assigned to by a certain percentage, by selecting the leaf workman that suborder tobacco leaf and foreign material go-no-go are come out, good, in, differ from three grades of tobacco leaves and collect respectively, deliver to subsequent processing, the rest materials vanning is handled.
2. technique for selecting tobacco leaf according to claim 1 is characterized in that, flexible moisture regain processing mode is adopted in the described moisture regain of getting the raw materials ready.
3. as technique for selecting tobacco leaf as described in the claim 2, it is characterized in that the mode that described flexible moisture regain processing mode is deposited for the Material Staging Area humidification.
4. as technique for selecting tobacco leaf as described in the arbitrary claim of claim 1-3, it is characterized in that, described shop leaf choosing be specially manually after the choosing with cigarette being laid on the conveyer belt.
5. as technique for selecting tobacco leaf as described in the claim 4, it is characterized in that, described cigarette lay require evenly, neat, location, quantitatively, do not have folded and staggered.
6. as technique for selecting tobacco leaf as described in claim 1-3 or the 5 arbitrary claims, it is characterized in that, described cut base separate for the labour contractor of tobacco leaf along around downcutting together, then separate handle.
7. as technique for selecting tobacco leaf as described in claim 1-3 or the 5 arbitrary claims, it is characterized in that described leaves moisting is loose to be the mode of hot blast leaves moisting.
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102247007A (en) * | 2011-07-20 | 2011-11-23 | 天昌国际烟草有限公司 | Tobacco pretreatment system |
| CN102511922B (en) * | 2011-12-23 | 2014-01-15 | 上海烟草集团有限责任公司 | Method for regulating and controlling threshed and re-dried product uniformizing system based on chemical compositions and application thereof |
| CN103704873B (en) * | 2014-01-16 | 2015-12-09 | 福建武夷烟叶有限公司 | The online foreign material Controlling Technology of a kind of beating and double roasting |
| CN107080286B (en) * | 2017-04-25 | 2018-07-10 | 昆明船舶设备集团有限公司 | A kind of material selecting system and method for concentrating |
| CN109283289A (en) * | 2018-08-13 | 2019-01-29 | 上海烟草集团有限责任公司 | Tobacco leaf grading test method, device, storage medium and electric terminal |
| CN110214969A (en) * | 2019-04-30 | 2019-09-10 | 贵州中烟工业有限责任公司 | The artificial selected preprocess method of a kind of cigarette |
| CN110419759B (en) * | 2019-09-29 | 2020-01-14 | 征图新视(江苏)科技股份有限公司 | Double-channel large-leaf crop high-speed sorting and grading device |
| CN110839931B (en) * | 2019-11-29 | 2022-02-25 | 河南中烟工业有限责任公司 | Method and system for controlling uniformity of leaf laying and distributing |
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