CN208555015U - A kind of tobacco leaf screening installation - Google Patents
A kind of tobacco leaf screening installation Download PDFInfo
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- CN208555015U CN208555015U CN201820449650.8U CN201820449650U CN208555015U CN 208555015 U CN208555015 U CN 208555015U CN 201820449650 U CN201820449650 U CN 201820449650U CN 208555015 U CN208555015 U CN 208555015U
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- tobacco leaf
- screening
- sieve plate
- flat circle
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Abstract
The utility model relates to a kind of tobacco leaf screening installations, mainly it is made of level-one screening plant and second level screening plant, wherein level-one screening plant includes with the flat circle roll screen for recycling round-trip structure, irregular material can preferably be screened, the situation that gets stuck is reduced simultaneously, and the effective sieve area of flat circle roll screen is big, and more materials can be screened within the unit time, therefore material screening flow can be increased, and then increases the production capacity of whole production line.Second level screening plant is self-excited oscillation sieve, increases wave compass screen surface in the sieve pore design of sieve plate, which has the function of to make material in order in the operating condition, can unify the direction of material to a certain extent, increases screening efficiency.By described in the utility model for screening to tobacco leaf, multiple groups tobacco leaf material can be efficiently screened out, increases the working ability and machining accuracy of production line material screening.
Description
Technical field
The utility model belongs to tobacco leaf processing field, is related to a kind of tobacco leaf multi-stage screening apparatus.
Background technique
It is frequently necessary to screen material in tobacco leaf process, classify with impurities removing or to material.?
It is higher to screening requirement on machining accuracy during tobacco leaf sieve.Higher screening machining accuracy, it is necessary to needs can be rejected
Material rejecting more as far as possible, while can have multiple groups material that can sift out, systematic error can be reduced as far as possible, and it is controllable to improve material
Property.
Now, in tobacco leaf screening process, there are several Important Problems.First is that the screening of irregular material.Such as beating and double roasting
In process, need after roasting stalk head and long and short stalk separated.Length obstructs shape comparison rule, and surface is smooth, generally
It can preferably be screened by common hole sizer.And obstruct the in irregular shape of head, it is difficult to set aperture with general hole sizer, and
And obstructs head in practical screening process and be also easy to be stuck in sieve.Second is that working ability.Screening process cannot be too slow, otherwise shadow
The flow of prime material is rung, and then influences the flow of the entire production line.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of efficient tobacco leaf screening installation.This equipment has multistage
Screening plant and function can screen out multiple groups material as needed.
The technical solution of the utility model is realized by following means:
A kind of tobacco leaf screening installation, is mainly made of level-one screening plant and second level screening plant, the level-one screening dress
Setting mainly includes hollow flat circle roll screen, transmission chain, Primary Transmit band, the level-one feeding port with the round-trip structure of circulation；
The second level screening plant mainly includes sieve plate, secondary transport band, second level feeding port；The Primary Transmit band passes perpendicularly through described
The hollow space of flat circle roll screen, level-one feeding port are located at the underface of flat circle roll screen compass screen surface end, and sieve plate is located at level-one biography
Immediately below the end of defeated tape feeding direction, secondary transport band is located at the lower section of sieve plate, and second level feeding port is located at sieve plate and transports along material
Immediately below the end of the sieve plate compass screen surface of line direction.
The flat circle roll screen is made of multiple round rollers, and round roller both ends are respectively arranged on two driving chains, by being driven
Chain-driving round roller travels forward.
The tobacco leaf screening installation further includes a level-one screening plant platform, and the level-one screening plant is fixed on level-one
On screening plant platform.Vibrating reed is installed in the bottom of the level-one screening plant platform, the vibrating reed and vibrating motor connect
It connects, drives the vibration of level-one screening plant, enable material loose, fall convenient for material.
The level-one feeding port is located at the underface of flat circle roll screen compass screen surface end, obstructs first-class larger and in irregular shape
Material cannot fall from the gap between the round roller of flat circle roll screen, flat circle roll screen compass screen surface end is transported to, with round roller
The another side of flat circle roll screen is downwardly turned over, free-falling is then transferred to other processes to level-one feeding port.
The sieve plate is located at immediately below the end of Primary Transmit tape feeding direction, between the round roller of flat circle roll screen
The material fallen on Primary Transmit band under gap is fed forward, and when reaching the end of Primary Transmit band, material is fallen on sieve plate.
The secondary transport band is located at the lower section of sieve plate, when the material on Primary Transmit band falls into sieve plate, it is short stalk etc. compared with
Short lesser tobacco leaf material falls from the sieve pore of sieve plate, falls on secondary transport band, the operation with secondary transport band is conveyed
Into other processes.
The second level feeding port is located at sieve plate immediately below the end of the sieve plate compass screen surface of material traffic direction, cannot be from sieve plate
The larger longer tobacco leaf material such as the long stalk that falls of sieve pore move forward, when moving to the compass screen surface end of sieve plate, fall
Into second level feeding port, subsequently into other processes.
Vibrating reed is installed in the bottom of the sieve plate, and the vibrating reed is connect with vibrating motor, and sieve plate is driven to be vibrated, from
And fall the tobacco leaf material on sieve plate from the sieve pore of sieve plate by effect of vibration.
In the utility model, the sieve plate preferred design is to be made of wave compass screen surface and sieve pore compass screen surface, preferably along material
The compass screen surface first half in direction is designed as wave compass screen surface, and latter half is designed as sieve pore compass screen surface.Purpose is that material is made to enter second level
Wave compass screen surface is first passed around when screening plant, because wave compass screen surface enables material to show certain directionality, works as material
After wave compass screen surface, material travels forward according to major diameter direction state identical with material movement direction and reaches mesh screen face,
Therefore, it is screened convenient for mesh screen in face of offal different in size.
Preferably, the utility model re-entrant angle, mesh in the compass screen surface end of flat circle roll screen traffic direction setting one
Be make round roller along indent direction run, to enable the materials such as offal more successfully to fall.
Preferably, the two sides of flat circle roll screen described in the utility model and the two sides of the sieve plate are mountable
Baffle, it is therefore an objective to prevent material from falling during transportation from the two sides of flat circle roll screen and sieve plate.
The round roller sieve spacing of flat circle roll screen described in the utility model can be adjusted, to adapt to screened tobacco leaf
Size.
The utility model always according to the screening needs of tobacco leaf material, can increase more stages screening plant.
The tobacco leaf screening installation working principle of the utility model are as follows: tobacco leaf initially enters level-one screening plant, and tobacco leaf is past
The flat circle roll screen brought forward for returning movement, since rodlike, regular shape, the strip gap of round roller is presented in the long and short stalk of tobacco leaf
It can well correspond to, long and short stalk is easy for falling into Primary Transmit band, so that it is transported into second level screening plant, and shape is not
The stalk head of rule cannot be fallen by the gap of round roller, therefore will be moved forward, and using up for flat circle roll screen compass screen surface is moved to
Head, when round roller is translated into it is following when, all stalk heads can voluntarily fall under normal circumstances, level-one feeding port be fallen into, hence into it
His process.If individually stalk head cards cannot tightly fall very much, stalk head can also return again to round roller sieve the upper surface of continue to sieve
Point.When tobacco leaf material enters second level screening plant, shaking platform drives sieve plate vibration to sieve material.The first half of sieve plate
Part uses wave compass screen surface, so that it, in unified direction, subtracts material towards being made in order to a certain extent during the motion
Few material is entwined, convenient for improving the screening efficiency of sieve pore compass screen surface.
Increase wave compass screen surface in the sieve pore design of sieve plate in the utility model, which has in the operating condition to object
Material makes function in order, can unify the direction of material to a certain extent, increases screening efficiency.
Flat circle roll screen in the utility model can do back and forth movement, can preferably screen irregular material, simultaneously
Reduction gets stuck situation, and the effective sieve area of flat circle roll screen is big, more materials can be screened within the unit time, therefore can
To increase material screening flow, and then increase the production capacity of whole production line.
Tobacco leaf is screened by equipment described in the utility model, can efficiently screen out multiple groups tobacco leaf material, is increased
Add the working ability and machining accuracy of production line material screening.
Detailed description of the invention
Fig. 1 tobacco leaf screening installation schematic diagram described in the utility model.
Fig. 2 tobacco leaf screening installation left view described in the utility model.
The course of work schematic diagram of Fig. 3 tobacco leaf screening installation described in the utility model.
Wherein, 1- level-one screening plant, 101- flat circle roll screen, 102- transmission chain, 103- Primary Transmit band, 104- mono-
Grade feeding port, 105- round roller, 106- level-one screening plant platform, re-entrant angle in 107-, 2- second level screening plant, 201- sieve plate,
202- secondary transport band, 203- second level feeding port, 204- wave compass screen surface, 205- sieve pore compass screen surface, 3- vibrating reed, 4- baffle.
Specific embodiment
The structure and the course of work of the tobacco leaf screening installation of the utility model are specifically described with reference to the accompanying drawing.
As depicted in figs. 1 and 2, a kind of tobacco leaf screening installation, mainly by level-one screening plant 1 and 2 groups of second level screening plant
At.
The level-one screening plant 1 mainly includes hollow flat circle roll screen 101, the conveyer chain with the round-trip structure of circulation
Item 102, Primary Transmit band 103, level-one feeding port 104, level-one screening plant platform 106；
The flat circle roll screen 101 is made of multiple round rollers 105, and round roller both ends are respectively arranged in two driving chains 102
On, drive round roller to travel forward by driving chain 102.
Level-one screening plant 1 is fixed on level-one screening plant platform 106, the bottom peace of level-one screening plant platform 106
Vibrating reed 3 is filled, the vibrating reed 3 is connect with vibrating motor, vibrating reed vibration is driven by vibrating motor, to drive entire level-one
Screening plant is vibrated, and the material on flat circle roll screen is preferably sieved.
Preferably, flat circle roll screen re-entrant angle 107 along the compass screen surface end of traffic direction setting one.
In present embodiment, the second level screening plant 2 mainly includes sieve plate 201, secondary transport band 202, second level
Feeding port 203；Vibrating reed 3 is installed in the bottom of the sieve plate 201, and vibrating reed 3 is connect with vibrating motor, and sieve plate 201 is driven to carry out
Vibration.The sieve plate 201 is designed as being made of wave compass screen surface 204 and sieve pore compass screen surface 205, wherein along the compass screen surface of material traffic direction
First half is designed as wave compass screen surface 204, and latter half is designed as sieve pore compass screen surface 205.
Wherein Primary Transmit band 103 passes perpendicularly through the hollow space of flat circle roll screen 101, and level-one feeding port 104 is located at flat
Face round roller sieves the underface of compass screen surface end, and sieve plate 201 is located at immediately below the end of 103 conveying direction of Primary Transmit band, and second level passes
Defeated band 202 is located at the lower section of sieve plate 201, and second level feeding port 203 is located at sieve plate 201 along the end of the sieve plate compass screen surface of material traffic direction
Rectify lower section.
In present embodiment, to prevent material from falling during transportation from the two sides of flat circle roll screen and sieve plate,
Baffle 4 is respectively mounted in the two sides of the flat circle roll screen 101 and the two sides of the sieve plate 201.
Fig. 3 show the course of work schematic diagram of tobacco leaf screening installation described in the utility model, specifically: tobacco leaf to be selected
Material enters level-one screening plant 1 from above along material movement direction a first, and driving chain 102 drives flat circle roll screen 101 to do
Back and forth movement drives the material on flat circle roll screen to move forwards along material movement direction b, due to level-one screening plant platform
The effect of vibration of vibrating reed 3 under 106, so that the material on flat circle roll screen vibrates simultaneously in the process of running, due to tobacco leaf
Rodlike, regular shape is presented in long and short stalk, and the strip gap of round roller can well correspond to, therefore size is smaller and regular shape
The materials such as long and short stalk be easy for falling into Primary Transmit band 103 along material movement direction c by round roller gap, transported along material
Dynamic direction d travels forward, and then along material movement direction, g falls to second level screening plant 2, and stalk head in irregular shape cannot
It is fallen, therefore will moved forward by the gap of round roller, the end of flat circle roll screen compass screen surface is moved to, when round roller is translated into down
When face, all stalk heads can voluntarily fall under normal circumstances, and material falls into level-one feeding port 104 along material movement direction e, from
And enter other processes, if individually stalk head card cannot tightly fall very much, stalk head can also return again to round roller sieve the upper surface of after
It is continuous to be sieved.Flat circle roll screen is designed as interior re-entrant angle 107 along the distal end faces of traffic direction in the utility model, so that circle
Roller does indent movement, promotes the materials such as offal that can more successfully fall.When tobacco leaf material enters second level screening plant 2, sieve
The vibrating reed 3 of 201 bottom of plate drives sieve plate vibration to sieve material, and wherein the first half of sieve plate uses wave compass screen surface
204, so that it, in unified direction, reduces entwining for material towards being made in order to material to a certain extent during the motion,
Convenient for improving the screening efficiency of sieve pore compass screen surface 205.When material moves to sieve pore compass screen surface along material traffic direction h, it is short stalk etc. compared with
Short lesser material falls from the sieve pore in sieve pore compass screen surface, enters secondary transport band 202 along material movement direction i, along material
Traffic direction j enters other processes, and the larger longer material such as long stalk that cannot be fallen from sieve pore compass screen surface moves forward, and transports
It when moving the compass screen surface end, falls along material movement direction k, into second level feeding port 203, enters along material movement direction l
Other processes.
Claims (10)
1. a kind of tobacco leaf screening installation, it is characterised in that mainly by level-one screening plant (1) and second level screening dress
Set (2) composition；The level-one screening plant (1) mainly includes the hollow plane with the round-trip structure of circulation
Round roller sieves (101), transmission chain (102), Primary Transmit band (103) and level-one feeding port (104)；
The second level screening plant (2) mainly includes sieve plate (201), secondary transport band (202) and second level feeding
Mouth (203)；The Primary Transmit band (103) passes perpendicularly through the hollow portion of the flat circle roll screen (101)
Point, level-one feeding port (104) is located at the underface of flat circle roll screen (101) compass screen surface end, the sieve plate (201)
Immediately below the end of Primary Transmit band (103) conveying direction, secondary transport band (202) is located at sieve plate (201)
Lower section, second level feeding port (203) is located at sieve plate (201) along the sieve plate compass screen surface end of material traffic direction
Underface, the flat circle roll screen (101) are driven by driving chain (102) and are travelled forward.
2. the tobacco leaf screening installation according to claim 1, it is characterised in that the flat circle roll screen (101)
It is made of multiple round rollers (105), round roller both ends are respectively arranged on two driving chains (102), by being driven
Chain-driving round roller travels forward.
3. the tobacco leaf screening installation according to claim 1, it is characterised in that further include a level-one screening
Apparatus platform (106), the level-one screening plant (1) are fixed on the level-one screening plant platform.
4. the tobacco leaf screening installation according to claim 3, it is characterised in that the level-one screening plant is flat
Vibrating reed (3) are installed in the bottom of platform (106), and the vibrating reed is connect with vibrating motor.
5. the tobacco leaf screening installation according to claim 1, it is characterised in that the bottom of the sieve plate (201)
Vibrating reed (3) are installed in portion, and the vibrating reed is connect with vibrating motor.
6. according to claim 1 or tobacco leaf screening installation described in 5, it is characterised in that the sieve plate (201)
It is made of wave compass screen surface (204) and sieve pore compass screen surface (205).
7. according to claim 1, tobacco leaf screening installation described in 3 or 4, it is characterised in that in flat circle roll screen
(101) re-entrant angle (107) in the compass screen surface end setting one of traffic direction.
8. the tobacco leaf screening installation according to claim 6, it is characterised in that in flat circle roll screen (101)
Re-entrant angle (107) in the compass screen surface end setting one of traffic direction.
9. according to claim 1, tobacco leaf screening installation described in 3 or 4, it is characterised in that in the flat circle
The two sides of roll screen (101) are installed by baffle (4).
10. the tobacco leaf screening installation according to claim 1, it is characterised in that in the sieve plate (201)
Two sides install baffle (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820449650.8U CN208555015U (en) | 2018-04-02 | 2018-04-02 | A kind of tobacco leaf screening installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820449650.8U CN208555015U (en) | 2018-04-02 | 2018-04-02 | A kind of tobacco leaf screening installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208555015U true CN208555015U (en) | 2019-03-01 |
Family
ID=65453676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820449650.8U Active CN208555015U (en) | 2018-04-02 | 2018-04-02 | A kind of tobacco leaf screening installation |
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| Country | Link |
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| CN (1) | CN208555015U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115041383A (en) * | 2022-06-07 | 2022-09-13 | 浙江知丰食品有限公司 | High-efficiency marinated food processing and sorting device and method |
-
2018
- 2018-04-02 CN CN201820449650.8U patent/CN208555015U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115041383A (en) * | 2022-06-07 | 2022-09-13 | 浙江知丰食品有限公司 | High-efficiency marinated food processing and sorting device and method |
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