CN102389159B - Method and device for removing impurities of tobacco leaves in pre-processing stage of threshing and redrying - Google Patents
Method and device for removing impurities of tobacco leaves in pre-processing stage of threshing and redrying Download PDFInfo
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- CN102389159B CN102389159B CN2011102069794A CN201110206979A CN102389159B CN 102389159 B CN102389159 B CN 102389159B CN 2011102069794 A CN2011102069794 A CN 2011102069794A CN 201110206979 A CN201110206979 A CN 201110206979A CN 102389159 B CN102389159 B CN 102389159B
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- 241000208125 Nicotiana Species 0.000 title claims abstract description 76
- 235000002637 Nicotiana tabacum Nutrition 0.000 title claims abstract description 76
- 239000012535 impurity Substances 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000007781 pre-processing Methods 0.000 title abstract 3
- 238000012216 screening Methods 0.000 claims abstract description 104
- 239000000428 dust Substances 0.000 claims abstract description 16
- 244000025254 Cannabis sativa Species 0.000 claims abstract description 11
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 claims abstract description 11
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 claims abstract description 11
- 235000009120 camo Nutrition 0.000 claims abstract description 11
- 235000005607 chanvre indien Nutrition 0.000 claims abstract description 11
- 239000011487 hemp Substances 0.000 claims abstract description 11
- 238000010009 beating Methods 0.000 claims description 12
- 230000004931 aggregating effect Effects 0.000 claims description 4
- 239000004576 sand Substances 0.000 abstract description 14
- 239000012634 fragment Substances 0.000 abstract description 12
- 239000000463 material Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 241000208202 Linaceae Species 0.000 description 4
- 235000004431 Linum usitatissimum Nutrition 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
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Abstract
The invention discloses a method and a device for removing impurities of tobacco leaves in the pre-processing stage of threshing and redrying. The method comprises the following steps: conveying the tobacco leaves for a certain distance by a horizontal top screening roller channel conveying device; turning the tobacco leaves for 180 degrees, and conveying a certain distance by a middle screening horizontal roller channel conveying device; later turning the tobacco leaves for 180 degrees, and conveying a certain distance by a bottom screening horizontal roller channel conveying device; removing the impurities adhered on the upper surfaces and the lower surfaces of the tobacco leaves from the gaps among the roller channels, and separating the impurities from the tobacco leaves; and simultaneously arranging impurity collecting devices at the lower sides of the top screening roller channel conveying device, the middle screening roller channel device, and the bottom screening roller channel device, and collecting the dropped impurities. The invention can effectively separate the impurities and fragments, such the sand, dust and hemp thread, from the tobacco leaves in the pre-processing stage of threshing and redrying, and can effectively reduce the broken tobacco. The device has a compact structure and small taken area.
Description
Technical field
The present invention relates to tobacco business Threshing Re-dry Product Line pretreatment section and tobacco leaf is sieved to the method and apparatus technical field of removal of impurities.
Background technology
At present, in beating and double roasting process both domestic and external and equipment, sieve sand operation mainly contains two kinds of patterns, i.e. drum-type sand screen and roll-type vibrating screen classifier.Though the drum-type sand screen screening efficiency is high, because it makes broken shortcoming large, that floor space the is large market of progressively fading out.Though the roll-type vibrating screen classifier has advantages of that broken rate is low, floor space is little, but can not realize all turning over turnback due to tobacco leaf in the blanking process, cause the sand, the fragment that adhere on the tobacco leaf another side effectively to separate by shake, therefore screening efficiency is lower, although adopted by industry at present always, but screening efficiency can't meet technological requirement all the time, and the plant maintenance inconvenience.Without the hemp thread rejecting function, sandy soil, fragment etc. can only be separated in addition, the flax silk be entrained in tobacco leaf can't be rejected.Need to develop a kind of screening efficiency high, broken rate is low, floor space is little, can not only separate sand, dust, fragment can reject the equipment of flax silk again, in order to meet the demand of existing market for this reason.
Summary of the invention
The objective of the invention is in order to solve the industry deficiency that prior art exists for a long time, provide a kind of and can effectively separate impurity and the fragments such as sand, dust, flax silk in beating and double roasting pretreatment stage tobacco leaf, can effectively reduce again tobacco leaf makes broken, and compact equipment, the method that floor space is little, the present invention also provides the equipment of this method of application.
Purpose of the present invention is achieved through the following technical solutions.
A kind of method of removing impurity in beating and double roasting pretreatment stage tobacco leaf, after tobacco leaf is carried to a segment distance with the top layer screening roller conveyor of level, tobacco leaf is turned over to turnback, carry a segment distance with the middle level screening roller conveyor of level again, again tobacco leaf is turned over to turnback, then with the bottom screening roller conveyor of level, carry a segment distance, the impurity that the tobacco leaf upper and lower surface is adhered to falls from the gap between roller-way in course of conveying, and impurity is separated with tobacco leaf; Simultaneously, below top layer screening roller conveyor, middle level screening roller conveyor, bottom screening roller conveyor, the impurity aggregating apparatus is set respectively, by the impurity collection and treatment fallen.
Adopt the inventive method, on top layer screening roller conveyor, middle level screening roller conveyor, bottom screening roller conveyor, the hemp thread rejecting roller is set respectively.
A kind of equipment of removing impurity in beating and double roasting pretreatment stage tobacco leaf, comprise frame, be installed on frame and the staggered contrary bottom screening of throughput direction roller conveyor, middle level screening roller conveyor and top layer screening roller conveyor, be arranged at the perpendicular top layer impurity of top layer screening roller conveyor bottom and throughput direction and top layer screening roller conveyor and collect belt feeder, being arranged at middle level screening roller conveyor bottom and throughput direction collects with top layer impurity the middle level impurity that belt feeder is identical and collects belt feeder, be connected in the feed belt machine of top layer screening roller conveyor feed end, be connected in the middle level charging belt of middle level screening roller conveyor feed end, be connected in the bottom feeding belt of bottom screening roller conveyor feed end, be connected in the dust excluding hood that middle level impurity collects the belt discharge end, be arranged at the sieve that shakes of dust excluding hood below, be arranged at the belt feeder that collects of bottom screening roller conveyor discharge end, be arranged at the groove that shakes that collects of bottom screening roller conveyor below.
At least 2 rollers that the described bottom screening of present device roller conveyor, middle level screening roller conveyor, top layer screening roller conveyor are positioned at the charging front end are the hemp thread rejecting roller.The transporting velocity of feed belt machine is less than the transporting velocity of top layer screening roller conveyor.The strap surface of feed belt machine discharge end is higher than the roller-way face of top layer screening roller conveyor.
The inventive method has been broken the traditional tobacco leaf removal of impurities thinking of tobacco business, and a kind of brand-new method that can effectively remove the impurity such as sandy soil and tobacco leaf fragment is provided, and can also reject the flax silk adulterated in tobacco leaf, and dust removal rate is high and thorough, and tobacco leaf is made broken low.
Present device realizes suitable, the reverse screening conveying of tobacco leaf by three layers of screening roller conveyor of horizontal positioned, when tobacco leaf sieves roller conveyor by top layer due on cylinder alternately the effect transporting pattern of boss for the shake forward, carry, sand, dust and the fragment that the tobacco leaf lower surface adheres to separates with tobacco leaf when carrying, and the gap from roller-way falls.Tobacco leaf drops to middle level screening roller conveyor from top layer screening roller conveyor discharge end, screening roller conveyor in middle level is contrary with top layer screening roller conveyor throughput direction, tobacco leaf in the process dropped, overturn 180 the degree, making the former lower surface upset of tobacco leaf is upper surface, former upper surface upset is lower surface, tobacco leaf former upper surface adheres to when the shake of middle level screening roller conveyor is carried sand, dust and fragment just can separate with tobacco leaf like this, and the gap from roller-way falls.Tobacco leaf drops to bottom screening roller conveyor from middle level screening roller conveyor discharge end, bottom screening roller conveyor is contrary with middle level screening roller conveyor throughput direction, identical with top layer screening roller conveyor throughput direction, tobacco leaf in the process dropped, overturn again 180 the degree, by said process, make tobacco leaf carry out twice 180 degree upsets, tobacco leaf is shaken on roller conveyor can be by tobacco leaf while carrying, the sand that lower surface adheres to, dust separates with tobacco leaf with fragment, thereby guarantee the screening effect of tobacco leaf, improve screening efficiency, and then the degree of purity of raising tobacco leaf, improve the quality of smoked sheet, reduce the wearing and tearing to follow-up equipment of sand and dust.Present device is set to the hemp thread rejecting roller at front several rollers of every one deck screening roller conveyor, can effectively realize hemp thread rejecting.Set impurity aggregating apparatus focuses on after the impurity fallen can being collected.The present device compact conformation, floor space is little.
Further set forth content of the present invention below in conjunction with Figure of description and embodiment.
The accompanying drawing explanation
Fig. 1 is the schematic diagram of present device;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the A partial enlarged drawing of Fig. 1.
The specific embodiment
As Fig. 1, shown in Fig. 2, a kind of equipment of removing impurity in beating and double roasting pretreatment stage tobacco leaf, comprise frame 1, be installed on frame and the staggered contrary bottom screening of throughput direction roller conveyor 12, middle level screening roller conveyor 5 and top layer screening roller conveyor 3, be arranged at the perpendicular top layer impurity of top layer screening roller conveyor 3 bottoms and throughput direction and top layer screening roller conveyor and collect belt feeder 4, being arranged at middle level screening roller conveyor 5 bottoms and throughput direction collects with top layer impurity the middle level impurity that belt feeder 4 is identical and collects belt feeder 7, be connected in the feed belt machine 2 of top layer screening roller conveyor 3 feed ends, be connected in the middle level charging belt 6 of middle level screening roller conveyor 5 feed ends, be connected in the bottom feeding belt 13 of bottom screening roller conveyor 12 feed ends, be connected in the dust excluding hood 8 that middle level impurity collects belt 7 discharge ends, be arranged at the sieve 9 that shakes of dust excluding hood 8 belows, what be arranged at bottom screening roller conveyor 12 discharge ends collects belt feeder 11, be arranged at the groove 10 that shakes that collects of bottom screening roller conveyor 12 belows.At least 2 rollers that bottom screening roller conveyor 12, middle level screening roller conveyor 5, top layer screening roller conveyor 3 are positioned at the charging front end are illustrated in figure 3 the hemp thread rejecting roller, and the hemp thread rejecting roller of the present embodiment is the cross roller.For guaranteeing follow-up screening effect, the transporting velocity of feed belt machine 2 of the present invention generally should be less than the transporting velocity of top layer screening roller conveyor 3.The strap surface of feed belt machine 2 discharge ends, higher than the roller-way face of top layer screening roller conveyor 3, can be delivered to position smoothly to guarantee tobacco leaf, avoids tobacco leaf to be scattered and stops up.
During present device work, supplied materials is evenly paved, can adopt belt feeding or other feeding manner according to technology arrangement, to guarantee follow-up screening effect.Tobacco leaf is transported on feed belt machine 2 by the equipment of leading portion, by feed belt machine 2, tobacco leaf is transported on top layer screening roller conveyor 3, sieving roller conveyor 3 by top layer selects the sand in tobacco leaf and fragment shake, the top layer screening impurity of falling its bottom collects on belt 4, sieve impurity by top layer and collects belt 4 and sand and fragment and foreign material are thrown to middle level sieve impurity and collect on belt 7.Tobacco leaf falls on middle level charging belt 6 after top layer screening roller conveyor 3 is carried, by middle level charging belt 6, tobacco leaf oppositely is transported on middle level screening roller conveyor 5, by forward and reverse conveying of top layer and middle level screening roller conveyor, tobacco leaf has been overturn to 180 °.The middle level impurity that the foreign material that sieved out by middle level screening roller conveyor 5 are fallen its bottom collects on belt 7, collecting belt 7 by middle level impurity throws sand and fragment and foreign material in dust excluding hood 8, can add feeder in dust excluding hood 8, blower fan uses as air separating bin, lightweight and heavy foreign material are selected respectively, the heavy foreign material are fallen in chute, sending into the screening groove 9 that shakes further sieves, light weight sundries is delivered to the dedusting room by cleaning shaft, pass through top layer, the bottom that the tobacco leaf of middle level screening roller conveyor falls into the forward conveying sieves on the charging belt 13 of roller conveyor, by bottom charging belt 13, tobacco leaf is delivered on bottom screening roller conveyor 12, sieve the roller conveyor tobacco leaf by bottom and be reversed again 180 °, tobacco leaf after screened enters collecting on belt feeder 11 of next process, the foreign material of selecting enter the further screening in the groove 10 that shakes that collects of its bottom, by collecting the groove 10 that shakes, the further refinement of foreign material is divided, tobacco leaf has just obtained sufficient screening like this.Thereby reach the purpose that improves rod formula vibrating screen classifier screening effect.Hemp thread rejecting roller on roller conveyor can be designed to be convenient to the structure of quick-detachment and replacing.
After present device can be carried a segment distance with the roller conveyor of level by tobacco leaf, tobacco leaf is turned over to turnback, carry a segment distance with the roller conveyor of level again, again tobacco leaf is turned over to turnback, then with the roller conveyor of level, carry a segment distance, the impurity that the tobacco leaf upper and lower surface is adhered to falls from the gap between roller-way in course of conveying, impurity is fully separated with tobacco leaf, and by the impurity that falls by being arranged on the impurity aggregating apparatus collection and treatment of roller conveyor below.
Claims (6)
1. a method of removing impurity in beating and double roasting pretreatment stage tobacco leaf, it is characterized in that, after tobacco leaf is carried to a segment distance with the top layer screening roller conveyor of level, tobacco leaf is turned over to turnback, carry a segment distance with the middle level screening roller conveyor of level again, again tobacco leaf is turned over to turnback, then with the bottom screening roller conveyor of level, carry a segment distance, the impurity that the tobacco leaf upper and lower surface is adhered to falls from the gap between roller-way in course of conveying, and impurity is separated with tobacco leaf; Simultaneously, below top layer screening roller conveyor, middle level screening roller conveyor, bottom screening roller conveyor, the impurity aggregating apparatus is set respectively, by the impurity collection and treatment fallen.
2. a kind of method of removing impurity in beating and double roasting pretreatment stage tobacco leaf according to claim 1, it is characterized in that, on top layer screening roller conveyor, middle level screening roller conveyor, bottom screening roller conveyor, the hemp thread rejecting roller is set respectively.
3. apply a kind of equipment of removing impurity in beating and double roasting pretreatment stage tobacco leaf of method as claimed in claim 1, it is characterized in that, comprise frame (1), be installed on frame and the staggered contrary bottom screening of throughput direction roller conveyor (12), middle level screening roller conveyor (5) and top layer screening roller conveyor (3), be arranged at the perpendicular top layer impurity of top layer screening roller conveyor (3) bottom and throughput direction and top layer screening roller conveyor and collect belt feeder (4), being arranged at middle level screening roller conveyor (5) bottom and throughput direction collects with top layer impurity the middle level impurity that belt feeder (4) is identical and collects belt feeder (7), be connected in the feed belt machine (2) of top layer screening roller conveyor (3) feed end, be connected in the middle level charging belt (6) of middle level screening roller conveyor (5) feed end, be connected in the bottom feeding belt (13) of bottom screening roller conveyor (12) feed end, be connected in the dust excluding hood (8) that middle level impurity collects belt (7) discharge end, be arranged at the sieve (9) that shakes of dust excluding hood (8) below, what be arranged at bottom screening roller conveyor (12) discharge end collects belt feeder (11), what be arranged at bottom screening roller conveyor (12) below collects the groove that shakes (10).
4. a kind of equipment of removing impurity in beating and double roasting pretreatment stage tobacco leaf according to claim 3, it is characterized in that, at least 2 rollers that described bottom screening roller conveyor (12), middle level screening roller conveyor (5), top layer screening roller conveyor (3) are positioned at the charging front end are the hemp thread rejecting roller.
5. a kind of equipment of removing impurity in beating and double roasting pretreatment stage tobacco leaf according to claim 3, is characterized in that, the transporting velocity of feed belt machine (2) is less than the transporting velocity of top layer screening roller conveyor (3).
6. a kind of equipment of removing impurity in beating and double roasting pretreatment stage tobacco leaf according to claim 3, is characterized in that, the strap surface of feed belt machine (2) discharge end sieves the roller-way face of roller conveyor (3) higher than top layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102069794A CN102389159B (en) | 2011-07-22 | 2011-07-22 | Method and device for removing impurities of tobacco leaves in pre-processing stage of threshing and redrying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102069794A CN102389159B (en) | 2011-07-22 | 2011-07-22 | Method and device for removing impurities of tobacco leaves in pre-processing stage of threshing and redrying |
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| Publication Number | Publication Date |
|---|---|
| CN102389159A CN102389159A (en) | 2012-03-28 |
| CN102389159B true CN102389159B (en) | 2013-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102069794A Active CN102389159B (en) | 2011-07-22 | 2011-07-22 | Method and device for removing impurities of tobacco leaves in pre-processing stage of threshing and redrying |
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| CN (1) | CN102389159B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111282820B (en) * | 2018-12-06 | 2025-01-24 | 秦皇岛烟草机械有限责任公司 | A multi-stage screening machine |
| CN109619652A (en) * | 2019-02-25 | 2019-04-16 | 红塔烟草(集团)有限责任公司 | A kind of beating and double roasting flax silk fiber crops suede elimination method |
| CN111632858B (en) * | 2020-06-02 | 2022-03-11 | 含山县大力精密机械有限公司 | Sorting device and method for automobile incomplete casting accessories |
| CN111543670B (en) * | 2020-06-18 | 2024-11-26 | 福建中烟工业有限责任公司 | Tobacco leaf cleaning and impurity removal system and tobacco leaf cleaning and impurity removal method |
| CN112602960B (en) * | 2021-01-16 | 2024-07-26 | 中国烟草总公司郑州烟草研究院 | Tobacco raw material structure regulation and control and strengthening mixing integrated device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1656950A (en) * | 2004-02-19 | 2005-08-24 | 豪尼制丝设备责任有限公司 | Method and apparatus for removing foreign matter from tobacco to be processed |
| CN1714949A (en) * | 2004-06-30 | 2006-01-04 | 豪尼制丝设备责任有限公司 | Staggered separation of foreign bodies from a flow of tobacco |
| EP1886587A1 (en) * | 2006-08-08 | 2008-02-13 | V.I.T. S.A. | Tobacco leave cleaning rollers from scrap and foreign materials |
| CN201700389U (en) * | 2010-06-09 | 2011-01-12 | 深圳市格雷柏机械有限公司 | Spunyarn removing device |
| CN202160637U (en) * | 2011-07-22 | 2012-03-14 | 云南昆船设计研究院 | Equipment for removing impurities in tobacco leaves in threshing and re-drying pretreatment phase |
-
2011
- 2011-07-22 CN CN2011102069794A patent/CN102389159B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1656950A (en) * | 2004-02-19 | 2005-08-24 | 豪尼制丝设备责任有限公司 | Method and apparatus for removing foreign matter from tobacco to be processed |
| CN1714949A (en) * | 2004-06-30 | 2006-01-04 | 豪尼制丝设备责任有限公司 | Staggered separation of foreign bodies from a flow of tobacco |
| EP1886587A1 (en) * | 2006-08-08 | 2008-02-13 | V.I.T. S.A. | Tobacco leave cleaning rollers from scrap and foreign materials |
| CN201700389U (en) * | 2010-06-09 | 2011-01-12 | 深圳市格雷柏机械有限公司 | Spunyarn removing device |
| CN202160637U (en) * | 2011-07-22 | 2012-03-14 | 云南昆船设计研究院 | Equipment for removing impurities in tobacco leaves in threshing and re-drying pretreatment phase |
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| Publication number | Publication date |
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| CN102389159A (en) | 2012-03-28 |
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Address after: 650051 Kunming building Yunnan Kunming design and Research Institute, 6 Renmin Zhong Road, Kunming, Yunnan Patentee after: YUNNAN KSEC DESIGN RESEARCH INSTITUTE Co.,Ltd. Address before: No. 6 people middle road, Kunming, Yunnan Province, Yunnan:Kunchuan building Yunnan Kunchuan Design & Research Institute Patentee before: YUNNAN KSEC DESIGN AND RESEARCH INSTITUTE |
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Effective date of registration: 20180528 Address after: 650051 Kunming ship building, Kunming ship building, Yunnan Kunming Tobacco Equipment Co., Ltd., Kunming, Yunnan, China 6 Patentee after: YUNNAN KUNCHUAN TOBACCO EQUIPMENT Co.,Ltd. Address before: 650051 Kunming building Yunnan Kunming design and Research Institute, 6 Renmin Zhong Road, Kunming, Yunnan Patentee before: YUNNAN KSEC DESIGN RESEARCH INSTITUTE Co.,Ltd. |
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