CN211672404U - Device for adjusting air separation rate of tobacco flake air separator - Google Patents
Device for adjusting air separation rate of tobacco flake air separator Download PDFInfo
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- CN211672404U CN211672404U CN201922184502.5U CN201922184502U CN211672404U CN 211672404 U CN211672404 U CN 211672404U CN 201922184502 U CN201922184502 U CN 201922184502U CN 211672404 U CN211672404 U CN 211672404U
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Abstract
The invention relates to an adjusting device for the air separation rate of a tobacco flake air separator, belonging to the technical field of tobacco equipment. Comprises a feeding belt scale, a discharging belt scale, a circulating fan, an air separation bin and a controller; air branch storehouse bottom be equipped with discharge gate I, air intake, I below of discharge gate is equipped with ejection of compact belt weigher, the air intake passes through the pipeline and is connected with circulating fan, air branch storehouse top is equipped with discharge gate II, is equipped with the feed inlet on the air branch storehouse right side wall, the feed inlet passes through the inlet pipe and is connected with the feeding belt weigher that is located air branch storehouse right side, controller signal input part be connected with feeding belt weigher and ejection of compact belt weigher respectively, the controller passes through converter control circulating fan rotation state. The belt weigher is used for measuring the feeding amount of the air distribution machine and the discharging amount of unqualified materials, so that the sheet discharging rate is calculated, and then the wind power, the first throwing angle and the second throwing angle of the circulating fan are controlled through the sheet discharging rate, so that the sheet discharging rate is maintained in a stable and reasonable range, and the purity of tobacco sheets is improved.
Description
Technical Field
The invention belongs to the technical field of tobacco equipment, and particularly relates to an adjusting device for the air separation rate of a tobacco flake air separator.
Background
In the threshing and redrying production process generally adopted in China at present, tobacco leaves are separated from tobacco stems under the tearing action of a threshing machine, and the mixture of the separated tobacco leaves and the tobacco stems is conveyed to a pneumatic separation machine for pneumatic separation of the tobacco leaves.
The domestic threshing and air separating production process comprises the following steps: after the tobacco flake and tobacco stem mixture after passing through the first-stage (four) threshing machine is gathered, five air separation machines which are mutually connected in series are used for five times of air separation and discharging of the tobacco flakes, if tobacco leaves which are not separated from the tobacco stems exist after discharging, the tobacco leaves which are not separated from the tobacco stems are conveyed to the next-stage threshing machine again, and threshing is repeated. And sorting qualified tobacco flakes and tobacco stems after multi-stage threshing and multi-time air separation.
The input of each parameter of the traditional air separation machine is preset according to experience, and due to the fact that tobacco flake feeding is unstable, the quantity of tobacco stems contained in materials is uncertain, and the tobacco flake output rate of the air separation machine is unstable, tobacco leaves containing the tobacco stems are mixed with unqualified tobacco flakes.
Disclosure of Invention
In order to solve the problems, the invention provides an adjusting device for the air separation rate of a tobacco flake air separator. According to the invention, the belt weigher is used for measuring the feeding amount of the air distribution machine and the discharge amount of unqualified materials, so that the sheet discharging rate is calculated, and then the wind power of the circulating fan, the first throwing angle and the second throwing angle are controlled through the sheet discharging rate, so that the sheet discharging rate is maintained in a stable and reasonable range, and the purity of tobacco sheets is improved.
In order to achieve the purpose, the invention is implemented according to the following technical scheme:
the sheet discharging rate adjusting device of the tobacco sheet air separator comprises a feeding belt scale, a discharging belt scale, a circulating fan, an air separation bin, a material throwing fan and a controller; the air separation bin is characterized in that a discharge port I and an air inlet are sequentially arranged at the bottom of the air separation bin from left to right, a discharge belt scale is arranged below the discharge port I, the air inlet is connected with a circulating fan through a pipeline, a discharge port II is arranged at the top of the air separation bin, a feed inlet is arranged on the right side wall of the air separation bin, the feed inlet is connected with a feed belt scale positioned on the right side of the air separation bin through a feed pipe, a throwing nozzle capable of adjusting an air injection angle is arranged at the bottom of the feed pipe, the throwing nozzle is connected with a throwing fan through a pipeline, a throwing baffle is arranged on the left side inner wall of the air separation bin, a second throwing nozzle capable; the signal input end of the controller is respectively connected with the feeding belt scale and the discharging belt scale, the signal output end of the controller is connected with the frequency converter, and the output end of the frequency converter is connected with the circulating fan.
Preferably, one throw the nozzle bottom and articulated with the inlet pipe, and one throw the nozzle and pass through I regulation jet angle of motor, motor I is connected with the signal output part of controller, the other each face of a throwing nozzle is connected with the inlet pipe through the flexible coupling.
Preferably, two ends of the two throwing nozzles are provided with rotating shafts, the rotating shafts are connected with the air distribution bin through bearings, and one of the rotating shafts is connected with a rotating shaft of a motor II arranged on the outer side wall of the air distribution bin.
Preferably, the upper surface of the throwing baffle is arc-shaped.
Preferably, the air inlet is provided with an air equalizing net.
The invention has the beneficial effects that:
according to the invention, the belt weigher is used for measuring the feeding amount of the air distribution machine and the discharge amount of unqualified materials, so that the sheet discharging rate is calculated, and then the wind power of the circulating fan, the first throwing angle and the second throwing angle are controlled through the sheet discharging rate, so that the sheet discharging rate is maintained in a stable and reasonable range, and the purity of tobacco sheets is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a partial cross-sectional view of the present invention;
FIG. 2 is a control block diagram of the present invention;
FIG. 3 is a sectional view of the air separation chamber of the present invention;
FIG. 4 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
FIG. 5 is a schematic view of the movement of the material in the air separation chamber of the present invention;
FIG. 6 is a diagram of the controller drive circuit of the present invention;
FIG. 7 is a circuit diagram of the frequency converter of the present invention;
in the figures 1-7, 1-feeding belt weigher, 2-discharging belt weigher, 3-circulating fan, 4-wind sub-bin, 5-throwing fan, 6-controller, 7-discharging port I, 8-air inlet, 9-first throwing nozzle, 10-throwing baffle, 11-second throwing nozzle, 12-motor I, 13-motor II, 14-air equalizing net, 15-discharging port II, 16-feeding port, 17-feeding pipe and 18-frequency converter.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings to facilitate understanding of the skilled person.
As shown in fig. 1-7, the adjusting device for the tobacco flake discharging rate of the tobacco flake air separator comprises a feeding belt scale 1, a discharging belt scale 2, a circulating fan 3, an air separation bin 4, a material throwing fan 5 and a controller 6; the tobacco leaf processing device is characterized in that a discharge port I7 and an air inlet 8 are sequentially arranged at the bottom of the air sub-bin 4 from left to right, a discharging belt scale 2 is arranged below the discharge port I7, the air inlet 8 is connected with a circulating fan 3 through a pipeline, a discharge port II 15 is arranged at the top of the air sub-bin 4, the circulating fan 3 is connected with an external power supply, wind energy is generated by electrifying the circulating fan 3, the wind energy is guided into the air sub-bin 4 from the air inlet 8 through the pipeline, airflow from bottom to top is formed in the air sub-bin 4, qualified tobacco leaves (tobacco leaves without tobacco stems) with light texture are driven by the airflow to float upwards and finally are guided out from the discharge port II 15 after entering the air sub-bin 4, unqualified tobacco leaves (tobacco leaves or tobacco stems containing tobacco stems) with heavy texture are guided out of the air sub-bin 4 through the discharge port I7, the unqualified tobacco leaves are guided out of the air, meanwhile, the discharging belt scale 2 measures the discharge amount of unqualified tobacco leaves in real time. The air inlet 8 is provided with an air equalizing net 14, so that tobacco leaves are prevented from falling into the pipeline and blocking the pipeline.
Be equipped with feed inlet 16 on the 4 right side walls in wind branch storehouse, feed inlet 16 is connected with feeding belt weigher 1 that is located wind branch storehouse 4 right side through inlet pipe 17, feeding belt weigher 1 is located feed inlet 16 upper right side, through a support of bottom welding at feeding belt weigher 1, make that it can stabilize fix in the position that needs, what of material in feeding belt weigher 1 real-time measurement entering wind branch storehouse 4, combine ejection of compact belt weigher 2's data, can calculate the real-time piece rate of going out of wind branch machine. The bottom of the feeding pipe 17 is provided with a throwing nozzle 9 capable of adjusting the air injection angle, the throwing nozzle 9 is connected with the throwing fan 5 through a pipeline, the throwing fan 5 is connected with an external power supply, the throwing fan 5 is electrified to rotate to generate wind energy, the wind energy is sprayed out from the throwing nozzle 9 through the pipeline, the tobacco leaves falling to the bottom of the feeding pipe 17 are blown into the air separation bin 4 from the feeding port 16, the tobacco leaves are more easily spread in the air separation bin 4 by utilizing the diffusivity of the wind, the winnowing effect is enhanced, and meanwhile, the angle of the tobacco leaves entering the air separation bin 4 is adjusted by adjusting the air injection angle of the throwing nozzle 9. The bottom of a throwing nozzle 9 is hinged with a feeding pipe 17, the spraying angle of the throwing nozzle 9 is adjusted through a motor I12, the motor I12 adopts a servo motor, a hinged shaft is fixedly connected with the throwing nozzle 9 during installation, then one end of the hinged shaft is connected with a rotating shaft of the motor I12, the motor I12 is fixedly installed on the feeding pipe 17, a hinged support is fixedly connected with the feeding pipe 17, and the throwing nozzle 9 is driven to rotate when the motor I12 is electrified and rotated, so that the spraying angle of the nozzle is adjusted. The motor I12 is connected with a signal output end of the controller 6, the controller 6 is a PLC for controlling the air distribution machine to run, the rotation angle of the motor I12 is controlled through the controller 6, the air injection angle of the one-shot nozzle 9 is adjusted more accurately, and the rest surfaces of the one-shot nozzle 9 are connected with the feeding pipe 17 through flexible connections, so that the situation that air leakage and material leakage occur due to too large gaps generated between the one-shot nozzle 9 and the feeding pipe 17 when the one-shot nozzle 9 rotates is avoided.
The inner wall of the left side of the air separation bin 4 is provided with a material throwing baffle 10, the height of the material throwing baffle 10 is set according to the height of the feeding hole 16, the fact that materials can collide with the inner wall of the air separation bin 4 above the material throwing plate is guaranteed, the material throwing baffle 10 is provided with a secondary throwing nozzle 11 capable of adjusting the air injection angle, the secondary throwing nozzle 11 is connected with the circulating fan 3 through a pipeline, and when the circulating fan 3 rotates, air is sprayed out of the secondary throwing nozzle 11 through the pipeline. The tobacco leaves enter the air separation bin 4 from the feeding hole 16, part of the tobacco leaves are taken away by upward airflow in the air separation bin 4, the other part of the tobacco leaves collide with the inner wall of the air separation bin 4 above the material throwing baffle 10 and then slide downwards along the inner wall of the air separation bin 4 and the material throwing baffle 10, when the tobacco leaves move to the position of the two throwing nozzles 11, the tobacco leaves are blown to the right, and are winnowed again when passing through the upward airflow, so that the air separation effect is improved. The positions of mutual impact points of the materials from right to left brought out by the first throwing nozzle 9 and the materials from left to right brought out by the second throwing nozzle 11 are adjusted by adjusting the air injection angle of the second throwing nozzle 11 and the air injection angle of the first throwing nozzle 9, so that the effect of changing the tobacco flake yield is achieved, and the tobacco flake purity and the tobacco flake yield are improved. Two ends of the two-throw nozzle 11 are provided with rotating shafts, the rotating shafts are connected with the air distribution bin 4 through bearings, one of the rotating shafts is connected with a rotating shaft of a motor II 13 arranged on the outer side wall of the air distribution bin, the motor II 13 adopts a servo motor, the motor II 13 is electrified and rotates to drive the two-throw nozzle 11 to rotate, and therefore the air injection angle of the two-throw nozzle 11 is adjusted. The upper surface of the throwing baffle 10 is arc-shaped, 1/4 arcs are adopted, when the tobacco leaves are at the position of the secondary throwing nozzle 11, the moving direction is towards the right, the downward speed is not included, and the tobacco leaves are more easily blown upwards.
The signal input end of the controller 6 is respectively connected with a feeding belt scale 1 and a discharging belt scale 2,
the signal output end of the controller 6 is connected with a frequency converter 18, the output end of the frequency converter 18 is connected with the circulating fan 3, and the controller 6 controls the rotation of the circulating fan 3 through the frequency converter 18.
The working process of the invention is as follows: controller 6 control circulating fan 3, throw the material motor and start, wind divides the interior air current that forms of storehouse 4, then controller 6 control feeding belt weigher 1 and ejection of compact belt weigher 2 rotate and begin to throw the material, and feeding belt weigher 1 gives controller 6 with real-time feeding volume transmission, and ejection of compact belt weigher 2 gives controller 6 with real-time ejection of compact volume transmission to obtain real-time piece rate.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, while the invention has been described in detail with reference to the foregoing preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the invention as defined by the appended claims; the size of the attached figure is irrelevant to the specific real object, and the size of the real object can be changed at will.
Claims (5)
1. The utility model provides a piece rate timing device is divided to smoked sheet wind extension wind which characterized in that: comprises a feeding belt scale (1), a discharging belt scale (2), a circulating fan (3), an air separation bin (4), a material throwing fan (5) and a controller (6); the bottom of the air sub-bin (4) is sequentially provided with a discharge port I (7) from left to right, the air separation device comprises an air inlet (8), a discharge belt scale (2) is arranged below a discharge port I (7), the air inlet (8) is connected with a circulating fan (3) through a pipeline, a discharge port II (15) is arranged at the top of an air separation bin (4), a feed port (16) is arranged on the right side wall of the air separation bin (4), the feed port (16) is connected with the feed belt scale (1) on the right side of the air separation bin (4) through a feed pipe (17), a first throwing nozzle (9) capable of adjusting an air injection angle is arranged at the bottom of the feed pipe (17), the first throwing nozzle (9) is connected with a throwing fan (5) through a pipeline, a throwing baffle (10) is arranged on the left side inner wall of the air separation bin (4), a second throwing nozzle (11) capable of adjusting an air injection angle is arranged on the throwing baffle (10), and; the signal input end of the controller (6) is respectively connected with the feeding belt scale (1) and the discharging belt scale (2), the signal output end of the controller (6) is connected with the frequency converter (18), and the output end of the frequency converter (18) is connected with the circulating fan (3).
2. The device for adjusting the wind separation rate of the tobacco flake wind extension set according to claim 1, characterized in that: the bottom of the one-shot nozzle (9) is hinged to the feeding pipe (17), the one-shot nozzle (9) adjusts the air injection angle through the motor I (12), the motor I (12) is connected with the signal output end of the controller (6), and the rest surfaces of the one-shot nozzle (9) are connected with the feeding pipe (17) through flexible connections.
3. The device for adjusting the wind separation rate of the tobacco flake wind extension set according to claim 1, characterized in that: two ends of the two-throw nozzle (11) are provided with rotating shafts, the rotating shafts are connected with the air distribution bin (4) through bearings, and one of the rotating shafts is connected with a rotating shaft of a motor II (13) arranged on the outer side wall of the air distribution bin.
4. The device for adjusting the wind separation rate of the tobacco flake wind extension set according to claim 1, characterized in that: the upper surface of the throwing baffle (10) is arc-shaped.
5. The device for adjusting the wind separation rate of the tobacco flake wind extension set according to claim 1, characterized in that: and the air inlet (8) is provided with an air equalizing net (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922184502.5U CN211672404U (en) | 2019-12-09 | 2019-12-09 | Device for adjusting air separation rate of tobacco flake air separator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922184502.5U CN211672404U (en) | 2019-12-09 | 2019-12-09 | Device for adjusting air separation rate of tobacco flake air separator |
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| CN211672404U true CN211672404U (en) | 2020-10-16 |
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| CN201922184502.5U Active CN211672404U (en) | 2019-12-09 | 2019-12-09 | Device for adjusting air separation rate of tobacco flake air separator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108296171A (en) * | 2018-04-20 | 2018-07-20 | 阜阳丰达机电设备有限公司 | Pneumatic floating formula screening machine |
| CN113426672A (en) * | 2021-07-05 | 2021-09-24 | 云南昆船烟草设备有限公司 | Multi-time material throwing air separation system |
| CN108296171B (en) * | 2018-04-20 | 2024-04-19 | 阜阳丰达机电设备有限公司 | Airflow suspension type sieving machine |
-
2019
- 2019-12-09 CN CN201922184502.5U patent/CN211672404U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108296171A (en) * | 2018-04-20 | 2018-07-20 | 阜阳丰达机电设备有限公司 | Pneumatic floating formula screening machine |
| CN108296171B (en) * | 2018-04-20 | 2024-04-19 | 阜阳丰达机电设备有限公司 | Airflow suspension type sieving machine |
| CN113426672A (en) * | 2021-07-05 | 2021-09-24 | 云南昆船烟草设备有限公司 | Multi-time material throwing air separation system |
| CN113426672B (en) * | 2021-07-05 | 2023-03-07 | 云南昆船烟草设备有限公司 | Multi-time material throwing air separation system |
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