CN214766732U - Tobacco leaf screening plant - Google Patents
Tobacco leaf screening plant Download PDFInfo
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- CN214766732U CN214766732U CN202120149284.6U CN202120149284U CN214766732U CN 214766732 U CN214766732 U CN 214766732U CN 202120149284 U CN202120149284 U CN 202120149284U CN 214766732 U CN214766732 U CN 214766732U
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Abstract
The utility model relates to a tobacco leaf screening plant, including the support frame, rotate around self axis and connect in the axis of rotation of support frame, slide along the axial of axis of rotation and connect in the screening cylinder of axis of rotation, set up in the axis of rotation and with horizontal drive spare and the drive axis of rotation pivoted circumference actuating mechanism that the drive screening cylinder slided, the screening cylinder ends with the axis of rotation relatively and sets up soon, the sieve mesh has been seted up to the perisporium of screening cylinder. Drive the screening cylinder through horizontal driving piece and be horizontal reciprocating sliding motion, thereby sieve the tobacco leaf, rotate through circumference actuating mechanism drive axis of rotation, thereby drive the screening cylinder and rotate, the operation of screening continues on of the screening cylinder perisporium that does not block up, make the sieve mesh that blocks up lie in first half week, block up the part tobacco leaf of sieve mesh and sieve in falling to the screening cylinder again because of the dead weight, continue to rotate after a period, thereby effectively reduce the sieve mesh and take place the possibility of jam, improve screening efficiency.
Description
Technical Field
The application relates to the technical field of tobacco processing, in particular to a tobacco leaf screening device.
Background
With the wide application of high-speed cigarette making machines, the requirements of cigarette factories on the uniformity of tobacco leaves are higher and higher. At present, many tobacco factories recognize the problem and uniformly lift tobacco leaves to a working schedule, in the process of processing the tobacco leaves, the screening of the tobacco leaves is an important link, and the screening aims to screen out a large number of tobacco leaves for independent processing, so that the tobacco leaves can be reduced in size, the tobacco leaf consumption in the production process is reduced, and the production cost is reduced.
The current main screening mode of tobacco leaf is vibration screening equipment, sieves the tobacco leaf through the screen cloth, then sets up the conveyer belt in the screen cloth below and transports the tobacco leaf that sieves. With respect to the related art, the inventors consider that the following drawbacks exist: when the tobacco leaves are screened on the screen, the most tobacco leaves are screened from the screen at the beginning, the longer the screening time is, the less the tobacco leaves are screened from the screen, namely, on the screen, part of the tobacco leaves can block the screen holes on the screen, so that the screening effect is poor, and the screening efficiency is low.
SUMMERY OF THE UTILITY MODEL
In order to improve the screening efficiency of tobacco leaf, this application provides a tobacco leaf screening plant.
The application provides a tobacco leaf screening plant adopts following technical scheme:
the utility model provides a tobacco leaf screening plant, includes the support frame, rotates around self axis to connect in the axis of rotation of support frame, slide along the axial of axis of rotation and connect in the screening cylinder of axis of rotation, set up in the horizontal drive spare that the axis of rotation slided with drive screening cylinder and drive axis of rotation pivoted circumference actuating mechanism, the screening cylinder ends with the axis of rotation relatively and revolves the setting, the sieve mesh has been seted up to the perisporium of screening cylinder.
Through adopting above-mentioned technical scheme, it is horizontal reciprocating sliding motion to drive the screening cylinder through horizontal driving piece, thereby sieve the tobacco leaf, after a period, the sieve mesh of perisporium under the screening cylinder can be blockked up to partial tobacco leaf, rotate through circumference actuating mechanism drive axis of rotation, thereby drive the screening cylinder and rotate, the screening operation continues to be sieved to the screening cylinder perisporium that does not block up, make the sieve mesh that blocks up be located first half week, the partial tobacco leaf that blocks up the sieve mesh sieves in falling to the screening cylinder again because of the dead weight, continue to rotate after a period, thereby effectively reduce the sieve mesh and take place the possibility of blockking up, improve screening efficiency.
Preferably, coaxial fixedly connected with spliced pole in the screening cylinder, the one end of screening cylinder is coaxial to run through and is seted up the through-hole that supplies the axis of rotation to wear to establish, and the diameter of through-hole is less than the external diameter of spliced pole, and the axis of rotation perisporium has seted up along its axial and has ended the groove of revolving, and the inner wall protrusion of through-hole is provided with to slide and connects in ending the slider that revolves of groove of revolving.
Through adopting above-mentioned technical scheme, be provided with and end groove of revolving and end the slider of revolving to realize the relative rotation restriction of axis of rotation and screening cylinder.
Preferably, the horizontal driving part is a cylinder with a cylinder body fixedly connected to the rotating shaft, and the end part of a piston rod of the cylinder is fixedly connected to the end surface of the screening roller.
By adopting the technical scheme, the piston rod of the air cylinder stretches and retracts to drive the screening roller to do horizontal reciprocating sliding motion along the axial direction of the rotating shaft.
Preferably, the circumferential driving mechanism comprises a driving motor fixedly connected to the support frame, a driving pulley coaxially fixed to the output shaft of the driving motor, a driven pulley coaxially fixed to the rotating shaft, and a driving belt wound around the driving pulley and the driven pulley.
Through adopting above-mentioned technical scheme, driving motor rotates, realizes the rotation of axis of rotation through drive belt, driving pulley and driven pulley.
Preferably, the screening device further comprises a blowing mechanism arranged on the support frame, the blowing mechanism comprises a blowing pipe which is fixedly connected to the support frame and is positioned above the screening roller so as to blow air to the screening roller, and a blowing hole is formed in the lower peripheral wall of the blowing pipe.
Through adopting above-mentioned technical scheme, be provided with the gas blow pipe, rotate to last global when the sieve mesh that blocks up, the high-pressure gas that blows through gas blow pipe, gas blow hole blows off the part tobacco leaf that adheres to the sieve mesh, further reduces the possibility that the sieve mesh takes place.
Preferably, the axial direction of the air blowing pipe is parallel to the axial direction of the screening roller, and a plurality of air blowing holes are arranged and distributed along the axial direction of the air blowing pipe.
Through adopting above-mentioned technical scheme, the hole of blowing is provided with a plurality ofly and distributes along the axis of gas blow pipe, can blow comprehensively to the screening cylinder, further reduces the possibility that the sieve mesh takes place.
Preferably, the blowing mechanism further comprises a blowing pump, an air supply pipe connected to the blowing pump, and a connecting pipe communicated between the air supply pipe and the blowing pipe, wherein the air supply pipe is provided with a flow regulating valve.
Through adopting above-mentioned technical scheme, the pump of blowing carries out the air feed through air supply pipe, connecting pipe to the gas blow pipe, and the air supply pipe is provided with flow control valve, adjusts the tolerance according to the tobacco leaf volume in the screening cylinder, makes the air flow and the tobacco leaf volume match, can practice thrift the use of gas energy.
Preferably, the air blowing pipe is provided with an air nozzle communicated with the air blowing hole.
Through adopting above-mentioned technical scheme, be provided with the air shower nozzle that communicates in the gas hole for gas is more concentrated, reduces gaseous dispersion, only needs less gas just can reach the effect with the tobacco leaf blows off, the energy saving.
In summary, the present application includes at least one of the following beneficial technical effects:
the rotating shaft is driven to rotate by the circumferential driving mechanism, so that the screening roller is driven to rotate, the peripheral wall of the unblocked screening roller continues to perform screening operation, the blocked screen holes are positioned in the upper half circle, part of tobacco leaves blocked by the screen holes drop into the screening roller again due to dead weight for screening, and the tobacco leaves continue to rotate after a period of time, so that the possibility of blockage of the screen holes is effectively reduced, and the screening efficiency is improved;
the tobacco leaf filter screen is provided with the air blowing pipe, when the blocked screen holes rotate to the upper peripheral surface, part of tobacco leaves adhered to the screen holes are blown down by high-pressure air blown out through the air blowing pipe and the air blowing holes, and the possibility of the generation of the screen holes is further reduced;
the air nozzle communicated with the air blowing hole is arranged, so that air is more concentrated, the dispersion of air is reduced, the effect of blowing the tobacco leaves is achieved only by using smaller air, and the energy is saved.
Drawings
Fig. 1 is a schematic perspective view of a tobacco leaf sieving device.
Figure 2 is a front view of a tobacco leaf screening device.
Fig. 3 is a schematic view of the construction of the screening drum.
Fig. 4 is a schematic view of the structure of the rotating shaft.
Description of reference numerals: 1. a support frame; 11. a base; 12. a support pillar; 13. a support plate; 14. a slide bar; 15. a limiting hole; 16. a limit bolt; 17. a material receiving groove; 2. a rotating shaft; 21. mounting a plate; 22. a rotation stopping groove; 3. a screening drum; 31. screening holes; 32. a cage door; 33. connecting columns; 34. a through hole; 35. a rotation stopping slide block; 4. a blowing mechanism; 41. an air blower; 42. a gas supply pipe; 43. a connecting pipe; 44. an air blowing pipe; 45. a gas shower head; 46. a flow regulating valve; 5. a cylinder; 6. a drive mechanism; 61. a drive motor; 62. a driving pulley; 63. a driven pulley; 64. a transmission belt.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses tobacco leaf screening plant, refer to fig. 1, including support frame 1, rotate around self axis and connect in the axis of rotation 2 of support frame 1, slide along the axial of axis of rotation 2 and connect in the screening cylinder 3 of axis of rotation 2, set up the mechanism 4 of blowing on support frame 1, set up in the horizontal drive spare that axis of rotation 2 slided with drive screening cylinder 3 and drive axis of rotation 2 pivoted circumference actuating mechanism 6. Screening cylinder 3 and axis of rotation 2 are relative to be stopped to revolve the setting, and support frame 1 is provided with and is located the receipts silo 17 of screening cylinder 3 below.
Referring to fig. 1, the supporting frame 1 includes a pair of bases 11, supporting columns 12 vertically arranged and fixedly connected to the bases 11, and a supporting plate 13 installed above the supporting columns 12, the rotating shaft 2 is rotatably connected between the two supporting columns 12, and the screening drum 3 is located below the supporting plate 13. The both ends of backup pad 13 downward protrusion fixedly connected with slide bar 14, slide bar 14 along vertical slip insert locate support column 12, and spacing bolt 16 is worn to be equipped with by the screw thread on the support column 12, and spacing hole 15 has been seted up to slide bar 14's outer wall, and spacing hole 15 has been seted up a plurality ofly and along vertical distribution.
Referring to fig. 1, the blowing mechanism 4 includes a blowing pump 41, an air supply pipe 42 connected to the blowing pump 41, a blowing pipe 44 fixedly connected to the support plate 13 by a hoop, and a connection pipe 43 communicating between the air supply pipe 42 and the blowing pipe 44. The axial direction of the air blowing pipe 44 is parallel to the axial direction of the screening roller 3, a plurality of air blowing holes are arranged and distributed along the axial direction of the air blowing pipe 44, and the air blowing pipe 44 is provided with an air nozzle 45 communicated with the air blowing holes. The air supply pipe 42 is provided with a flow rate control valve 46, and the connection pipe 43 is a hose.
Referring to fig. 1 and 3, a connecting column 33 is coaxially and fixedly connected in the screening roller 3, a through hole 34 for the rotation shaft 2 to penetrate is coaxially formed in one end of the screening roller 3 in a penetrating manner, the through hole 34 extends to the other end of the screening roller 3, and the diameter of the through hole 34 is smaller than the outer diameter of the connecting column 33. The peripheral wall of axis of rotation 2 has seted up along its axial and has stopped the groove 22 of revolving, and the inner wall protrusion of through-hole 34 is provided with the slider 35 that stops that slides and connect in stopping the groove 22 of revolving. Articulated on the perisporium of screening cylinder 3 have a cage door 32 that is used for getting to put the tobacco leaf, and the free end outer wall of cage door 32 is provided with the bolt, is provided with the socket that supplies the bolt to peg graft on the perisporium of screening cylinder 3, and cage door 32 is closed back and is pegged graft with screening cylinder 3 and realize locking cooperation, and sieve mesh 31 has all been seted up to the perisporium of screening cylinder 3 and cage door 32.
Referring to fig. 2, the rotating shaft 2 is fixedly connected with a mounting plate 21, the horizontal driving member is a cylinder 5 whose cylinder body is fixedly connected to the mounting plate 21, and the end of the piston rod of the cylinder 5 is fixedly connected to the end surface of the screening drum 3. The circumferential driving mechanism 6 includes a driving motor 61 fixedly connected to the support frame 1, a driving pulley 62 coaxially fixed to an output shaft of the driving motor 61, a driven pulley 63 coaxially fixed to the rotating shaft 2, and a transmission belt 64 wound around the driving pulley 62 and the driven pulley 63. The drive motor 61 and the driving pulley 62 are located below the screening drum 3.
The implementation principle of the tobacco leaf screening plant in the embodiment of the application is as follows: the screening roller 3 is driven to do horizontal reciprocating sliding motion through the extension and retraction of the piston rod of the air cylinder 5, so as to screen tobacco leaves, after a period of time, part of the tobacco leaves can block the sieve pores 31 on the lower peripheral wall of the screening roller 3, the rotating shaft 2 is driven to rotate through the driving motor 61, the driving belt wheel 62, the driven belt wheel 63 and the driving belt 64, so as to drive the screening roller 3 to rotate, the peripheral wall of the screening roller 3 which is not blocked continues to perform screening operation, so that the blocked sieve pores 31 are positioned on the upper half circumference, the part of the tobacco leaves which are blocked by the sieve pores 31 fall into the screening roller 3 again due to dead weight to be screened, the blowing pump 41 supplies air to the blowing pipe 44 through the air supply pipe 42 and the connecting pipe 43, the air blows air to the upper peripheral surface of the screening roller 3 through the air nozzle 45, the blown high-pressure air blows off the part of the tobacco leaves which are adhered to the sieve pores 31, and further reduces the possibility of the occurrence of the sieve pores 31, after a period of time, the sieve holes 31 continue to rotate, so that the possibility of blockage of the sieve holes 31 is effectively reduced, and the sieving efficiency is improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a tobacco leaf screening plant which characterized in that: including support frame (1), rotate around self axis and connect in axis of rotation (2) of support frame (1), slide along the axial of axis of rotation (2) and connect in screening cylinder (3) of axis of rotation (2), set up in horizontal drive spare that axis of rotation (2) slided with drive screening cylinder (3) and drive axis of rotation (2) pivoted circumference actuating mechanism (6), screening cylinder (3) and axis of rotation (2) stop the setting of revolving relatively, sieve mesh (31) have been seted up to the perisporium of screening cylinder (3).
2. A tobacco leaf screening apparatus according to claim 1, wherein: coaxial fixedly connected with spliced pole (33) in screening cylinder (3), the one end of screening cylinder (3) is coaxial to run through and to be seted up through-hole (34) that supply axis of rotation (2) to wear to establish, and the diameter of through-hole (34) is less than the external diameter of spliced pole (33), and axis of rotation (2) perisporium has seted up along its axial and has ended groove (22) soon, and the inner wall protrusion of through-hole (34) is provided with slide and connects in ending the slider (35) that only revolves of groove (22).
3. A tobacco leaf screening apparatus according to claim 1, wherein: the horizontal driving piece is a cylinder body fixedly connected to the cylinder (5) of the rotating shaft (2), and the end part of a piston rod of the cylinder (5) is fixedly connected to the end face of the screening roller (3).
4. A tobacco leaf screening apparatus according to claim 1, wherein: the circumferential driving mechanism (6) comprises a driving motor (61) fixedly connected to the support frame (1), a driving belt wheel (62) coaxially and fixedly sleeved on an output shaft of the driving motor (61), a driven belt wheel (63) coaxially and fixedly sleeved on the rotating shaft (2), and a transmission belt (64) wound on the driving belt wheel (62) and the driven belt wheel (63).
5. A tobacco leaf screening apparatus according to claim 1, wherein: the screening roller device is characterized by further comprising a blowing mechanism (4) arranged on the support frame (1), wherein the blowing mechanism (4) comprises a blowing pipe (44) fixedly connected to the support frame (1) and located above the screening roller (3) to blow air to the screening roller (3), and a blowing hole is formed in the lower peripheral wall of the blowing pipe (44).
6. A tobacco leaf screening apparatus according to claim 5, wherein: the axial direction of the air blowing pipe (44) is parallel to the axial direction of the screening roller (3), and a plurality of air blowing holes are arranged and distributed along the axial direction of the air blowing pipe (44).
7. A tobacco leaf screening apparatus according to claim 5, wherein: the blowing mechanism (4) further comprises a blowing pump (41), an air supply pipe (42) connected to the blowing pump (41) and a connecting pipe (43) communicated between the air supply pipe (42) and the blowing pipe (44), and a flow regulating valve (46) is arranged on the air supply pipe (42).
8. A tobacco leaf screening apparatus according to claim 5, wherein: the air blowing pipe (44) is provided with an air nozzle (45) communicated with the air blowing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120149284.6U CN214766732U (en) | 2021-01-20 | 2021-01-20 | Tobacco leaf screening plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120149284.6U CN214766732U (en) | 2021-01-20 | 2021-01-20 | Tobacco leaf screening plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214766732U true CN214766732U (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120149284.6U Active CN214766732U (en) | 2021-01-20 | 2021-01-20 | Tobacco leaf screening plant |
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| CN (1) | CN214766732U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114798408A (en) * | 2022-04-24 | 2022-07-29 | 山东日照发电有限公司 | Roller screen system with automatic cleaning function and using method thereof |
-
2021
- 2021-01-20 CN CN202120149284.6U patent/CN214766732U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114798408A (en) * | 2022-04-24 | 2022-07-29 | 山东日照发电有限公司 | Roller screen system with automatic cleaning function and using method thereof |
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