Tobacco shred recycling and winnowing device

Abstract

The utility model relates to the technical field of cigarette production, and discloses a tobacco shred recovery winnowing device which comprises a shell, a processing mechanism and a winnowing mechanism, the processing mechanism and the winnowing mechanism are both arranged in the shell, one end of the shell is provided with a feeding port, a processing cavity is arranged below the feeding port, the processing mechanism is arranged in the processing cavity, and the winnowing mechanism is arranged in the processing cavity. The winnowing mechanism comprises a vibration groove and a winnowing pipeline, the vibration groove is located below the machining cavity, the winnowing pipeline is located on one side of the conveying direction of the vibration groove, the suction end of the winnowing pipeline is located above the vibration groove, an airlock part is arranged on the winnowing pipeline, and a first adjusting part and a second adjusting part are arranged on the winnowing pipeline; the first adjusting piece is located between the airlock piece and the suction end of the winnowing pipeline, and the second adjusting piece is located between the airlock piece and the output end of the winnowing pipeline. The device can solve the problem that in the prior art, part of tobacco shreds inevitably exist in waste materials, and the tobacco shreds are wasted when the waste materials are directly discarded.

Description

Technical Field

[0001] The utility model relates to the technical field of cigarette production, in particular to a tobacco shred recovery and air selection device. Background Art

[0002] In cigarette production, before tobacco enters the cigarette making machine, it will be subjected to a wind selection process, the main purpose of which is to prevent stems, lumps of tobacco and other particles contained in the tobacco from entering the cigarette making machine and causing blockage or damage to the cigarette making machine. The principle is that lighter tobacco can be sucked away along the air duct, while heavier stems, lumps of tobacco and other particles will be discharged from the air duct through the outlet at the bottom of the air duct.

[0003] In the prior art, waste materials are mostly collected by setting a waste barrel at the bottom of the impurity outlet and regularly discarding them. Since impurities are removed by air separation, some tobacco shreds will inevitably be present in the waste materials, and direct discarding will result in a waste of tobacco shreds. Utility Model Content

[0004] In view of this, the purpose of the utility model is to provide a tobacco recovery and air selection device to solve the problem in the prior art that some tobacco will inevitably exist in the waste material and direct disposal will cause waste of tobacco.

[0005] The utility model solves the above technical problems through the following technical means:

[0006] A tobacco recovery and air separation device comprises a shell, a processing mechanism and an air separation mechanism, wherein the processing mechanism and the air separation mechanism are both arranged in the shell, a feed port is arranged at one end of the shell, a processing chamber is arranged below the feed port, the processing mechanism is arranged in the processing chamber, the air separation mechanism comprises a vibration trough and an air separation pipe, the vibration trough is located below the processing chamber, the air separation pipe is located on one side of the conveying direction of the vibration trough, the suction end of the air separation pipe is located above the vibration trough, an air lock is arranged on the air separation pipe, a first adjusting member and a second adjusting member are arranged on the air separation pipe, the first adjusting member is located between the air lock and the suction end of the air separation pipe, and the second adjusting member is located between the air lock and the output end of the air separation pipe.

[0007] Furthermore, the air lock component includes an air lock roller, a plurality of impurity outlet grooves are formed on the air lock roller, a first through groove is formed on the side wall of the air selection duct close to the vibration groove, and the air lock roller is rotatably installed in the first through groove.

[0008] Furthermore, the first adjusting member and the second adjusting member have the same structure, the air selection duct is provided with a second through slot at the first adjusting member, the first adjusting member is rotatably installed in the second through slot, the air selection duct is provided with a third through slot at the second adjusting member, and the second adjusting member is rotatably installed in the third through slot.

[0009] Further, the processing mechanism includes a differential wheel assembly and a first conveying wheel, the differential wheel assembly is arranged below the feed port, the first conveying wheel is arranged below the differential wheel assembly, the differential wheel assembly includes a first rotating wheel and a second rotating wheel, the first rotating wheel and the second rotating wheel are both provided with a plurality of convex teeth, the rotation direction of the first rotating wheel is opposite to the rotation direction of the second rotating wheel, and the rotation speed of the first rotating wheel is different from the rotation speed of the second rotating wheel.

[0010] Furthermore, a waste box is provided on one side of the shell, one end of the vibration groove passes through the shell and is located above the waste box, a cover body is provided on the top of the shell, one end of the cover body is connected to the air selection pipe, and the other end is connected to the recovery pipe.

[0011] Furthermore, a conveying member, a dust removing mechanism and a receiving conveying member are provided on one side of the shell, the output end of the receiving conveying member is connected to the input end of the dust removing mechanism, the input end of the conveying member is connected to the output end of the dust removing mechanism, and the output end of the conveying member is located in the feed port.

[0012] Furthermore, the impurity removal mechanism includes a mounting shell and an adsorption component, the mounting shell is provided with a first mounting groove, the adsorption component includes a cover plate, a mounting bar and a plurality of magnetic parts, one end of the cover plate is rotatably mounted on the top of the first mounting groove, the mounting bar is fixedly mounted on the cover plate, and a plurality of magnetic parts are fixedly mounted on the mounting bar, the output end of the receiving conveying member is located in the first mounting groove, and the magnetic part is located above the output end of the receiving conveying member.

[0013] Further, a second mounting groove is provided on one side of the first mounting groove, the first mounting groove is communicated with the second mounting groove, the receiving conveying member includes a first conveying belt, a plurality of first conveying teeth are provided on the first conveying belt, the first conveying belt is arranged in the second mounting groove, a second conveying wheel is installed in the first mounting groove, a plurality of second conveying teeth are provided on the second conveying wheel, and the first conveying teeth and the second conveying teeth are staggered.

[0014] Furthermore, a guide plate is provided below the first mounting groove, and the conveying member includes a second conveyor belt, an input end of the second conveyor belt is located below the guide plate, and an output end of the second conveyor belt is located in the feed port.

[0015] Furthermore, a first protective cover is provided at one end of the conveying member close to the impurity removing mechanism, and a second protective cover is provided at one end of the conveying member close to the processing mechanism.

[0016] Beneficial effects of the utility model:

[0017] 1. The utility model can process and recycle tobacco shreds in waste materials to avoid waste by arranging a processing mechanism and a wind selection mechanism.

[0018] 2. The utility model sets an air lock in the air selection pipeline, which can discharge the heavier unqualified tobacco in the air selection pipeline to the vibration groove and discharge it as waste. The first stage of air selection is between the suction end of the air selection channel and the vibration groove, and the air lock is used as the second stage of air selection, so as to realize two-stage air selection and effectively ensure the qualified rate of recycled tobacco.

[0019] 3. The utility model is capable of adjusting the wind speed in the air selection duct according to actual needs by providing the first adjusting member and the second adjusting member, so as to be suitable for the recovery of tobacco shreds of different sizes.

[0020] 4. The utility model receives the waste at the impurity outlet by providing a receiving conveyor and conveys it to the impurity removal mechanism, and removes metal particles and fragments in the waste through the adsorption component of the impurity removal mechanism. Then, by providing a second conveying wheel, the second conveying teeth on the second conveying wheel cooperate with the first conveying teeth on the first conveying belt, so as to loosen the block and ball tobacco, so as to tear the loosened tobacco apart later, and further improve the recycling efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a structural schematic diagram of a tobacco recovery and air selection device of the utility model;

[0022] Figure 2 It is a schematic cross-sectional structure diagram of a tobacco recovery and air selection device of the utility model;

[0023] Figure 3 It is a schematic diagram of the structure of the interior of a shell in a tobacco recovery and air selection device of the utility model;

[0024] Figure 4 It is a schematic diagram of the cross-sectional structure of an air selection pipeline in a tobacco recovery and air selection device of the utility model;

[0025] Figure 5 It is a schematic cross-sectional structure diagram of a decontamination mechanism in a tobacco recovery and air selection device of the utility model;

[0026] Among them, 1, shell; 11, feed port; 12, processing chamber; 13, cover; 14, recovery pipeline; 2, processing mechanism; 21, differential wheel assembly; 211, first rotating wheel; 212, second rotating wheel; 213, convex teeth; 22, first conveying wheel; 3, air selection mechanism; 31, vibration groove; 32, air selection pipeline; 321, first through groove; 322, second through groove; 323, third through groove; 4, air lock; 41, lock roller; 42, out of the impurity groove; 5 1. First adjusting member; 52. Second adjusting member; 6. Waste box; 7. Conveying member; 71. First protective cover; 72. Second protective cover; 8. De-impurity mechanism; 81. Mounting shell; 811. First mounting slot; 812. Second mounting slot; 821. Cover plate; 822. Mounting strip; 823. Magnetic member; 83. Second conveying wheel; 831. Second conveying tooth; 84. Guide plate; 9. Conveying member; 91. First conveying belt; 92. First conveying tooth. DETAILED DESCRIPTION

[0027] The following describes the implementation of the present invention through specific embodiments. Those skilled in the art can understand the advantages and effects of the present invention from the contents disclosed in this specification. It should be noted that the illustrations provided in the following embodiments are only for exemplary descriptions, and they are only schematic diagrams, not physical diagrams, and cannot be understood as limitations on the present invention. In order to better illustrate the embodiments of the present invention, some parts in the figures may be omitted, enlarged or reduced, and do not represent the size of the actual product; for those skilled in the art, it is understandable that some well-known structures and their descriptions in the figures may be omitted.

[0028] The same or similar numbers in the figures of the embodiments of the present invention correspond to the same or similar parts. In the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "front", "back", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the figures, they are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, the terms describing the positional relationship in the figures are only used for illustrative purposes and cannot be understood as limitations on the present invention. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0029] like Figure 1-Figure 5 As shown, a tobacco shred recovery and air separation device of the utility model comprises a shell 1, a processing mechanism 2 and an air separation mechanism 3. The processing mechanism 2 and the air separation mechanism 3 are both arranged in the shell 1. The processing mechanism 2 is used for processing tobacco shreds in waste materials. After processing, the waste materials and tobacco shreds are input into the air separation mechanism 3 together. The air separation mechanism 3, on the one hand, sucks in qualified tobacco shreds for recovery, and on the other hand, discharges the residual waste materials for storage.

[0030] In this embodiment, a feed port 11 is provided at one end of the housing 1, a processing chamber 12 is provided below the feed port 11, a processing mechanism 2 is provided in the processing chamber 12, and the long tobacco in the waste is processed by the processing mechanism 24. The air selection mechanism 3 includes a vibration trough 31 and an air selection pipe 32, the vibration trough 31 is located below the processing chamber 12, the air selection pipe 32 is located on one side of the conveying direction of the vibration trough 31, and the suction end of the air selection pipe 32 is located above the vibration trough 31, and the qualified tobacco on the vibration trough 31 is sucked in and recycled through the air selection pipe 32 to avoid tobacco waste.

[0031] In this embodiment, an air lock 4 is provided on the air selection pipe 32, and a first adjusting member 51 and a second adjusting member 52 are provided on the air selection pipe 32. The first adjusting member 51 is located between the air lock 4 and the suction end of the air selection pipe 32, and the second adjusting member 52 is located between the air lock 4 and the output end of the air selection pipe 32. Specifically, the air lock 4 includes an air lock roller 41, and a plurality of impurity outlet grooves 42 are provided on the air lock roller 41. A first through groove 321 is provided on the side wall of the air selection pipe 32 close to the vibration groove 31, and the air lock roller 41 is rotatably installed in the first through groove 321. The air lock 4 can discharge the heavier unqualified tobacco in the air selection pipe 32 to the vibration groove 31 and treat it as waste. The first stage of air selection is taken between the suction end of the air selection pipe 32 and the vibration groove 31, and the air lock 4 is taken as the second stage of air selection, so as to realize two-stage air selection and effectively ensure the qualified rate of the recovered tobacco. The first adjusting member 51 and the second adjusting member 52 have the same structure. The air selection duct 32 is provided with a second through slot 322 at the first adjusting member 51, and the first adjusting member 51 is rotatably mounted in the second through slot 322. The air selection duct 32 is provided with a third through slot 323 at the second adjusting member 52, and the second adjusting member 52 is rotatably mounted in the third through slot 323. The wind speed in the air selection duct 32 can be adjusted according to actual needs, so as to be suitable for the recovery of tobacco shreds of different sizes.

[0032] In this embodiment, the processing mechanism 2 includes a differential wheel assembly 21 and a first conveying wheel 22. The differential wheel assembly 21 is arranged below the feed port 11, and the first conveying wheel 22 is arranged below the differential wheel assembly 21. In this embodiment, a plurality of blades are arranged on the first conveying wheel 22 to achieve the purpose of uniformly conveying the waste. The differential wheel assembly 21 includes a first rotating wheel 211 and a second rotating wheel 212. The first rotating wheel 211 and the second rotating wheel 212 are both provided with a plurality of convex teeth 213. The rotation direction of the first rotating wheel 211 is opposite to that of the second rotating wheel 212, and the rotation speed of the first rotating wheel 211 is different from that of the second rotating wheel 212. The convex teeth 213 of the first rotating wheel 211 and the second rotating wheel 212 cooperate and rotate at a differential speed to tear off the long tobacco shreds in the waste, so that the air selection mechanism 3 can recover the tobacco shreds.

[0033] It should be noted that the axial gaps between the plurality of protruding teeth 213 along the first rotor 211 or the second rotor 212 can be set according to the length of the required tobacco. If longer tobacco is required, the distance between the protruding teeth 213 can be shortened; if longer tobacco is required, the distance between the protruding teeth 213 can be lengthened.

[0034] In this embodiment, a waste box 6 is provided on one side of the housing 1, one end of the vibration trough 31 passes through the housing 1 and is located above the waste box 6, a cover 13 is provided on the top of the housing 1, one end of the cover 13 is connected to the air selection pipe 32, and the other end is connected to the recovery pipe 14. When the vibration trough 31 is working, the waste in the processing chamber 12 is transported to the waste box 6, and the qualified tobacco is recovered through the cover 13 and the recovery pipe 14.

[0035] In this embodiment, a conveying member 7, a cleaning mechanism 8 and a receiving conveying member 9 are provided on one side of the housing 1, the output end of the receiving conveying member 9 is connected to the input end of the cleaning mechanism 8, the input end of the conveying member 7 is connected to the output end of the cleaning mechanism 8, and the output end of the conveying member 7 is located in the feed port 11. The receiving conveying member 9 is used to receive waste at the cleaning outlet, and convey the waste to the cleaning mechanism 8, which is initially cleaned by the cleaning mechanism 8, and then conveyed to the feed port 11 by the conveying member 7 for processing.

[0036] Specifically, the impurity removal mechanism 8 includes a mounting shell 81 and an adsorption assembly, the mounting shell 81 is provided with a first mounting groove 811, the adsorption assembly includes a cover plate 821, a mounting bar 822 and a plurality of magnetic members 823, one end of the cover plate 821 is rotatably mounted on the top of the first mounting groove 811, the mounting bar 822 is fixedly mounted on the cover plate 821, a plurality of magnetic members 823 are fixedly mounted on the mounting bar 822, the output end of the receiving conveying member 9 is located in the first mounting groove 811, and the magnetic member 823 is located above the output end of the receiving conveying member 9. The specific magnetic member 823 is a magnet, and it should be noted that the magnetic members 823 are arranged on the mounting bar 822 at equal intervals.

[0037] In this embodiment, a second mounting groove 812 is provided on one side of the first mounting groove 811, and the first mounting groove 811 is connected with the second mounting groove 812. The receiving conveying member 9 includes a first conveying belt 91, and a plurality of first conveying teeth 92 are provided on the first conveying belt 91. The first conveying belt 91 is arranged in the second mounting groove 812. A second conveying wheel 83 is installed in the first mounting groove 811, and a plurality of second conveying teeth 831 are provided on the second conveying wheel 83. The first conveying teeth 92 and the second conveying teeth 831 are arranged alternately. When the second conveying wheel 83 is working, the second conveying teeth 831 cooperate with the first conveying teeth 92 to loosen the block-shaped and ball-shaped tobacco, so that the loosened tobacco can be torn off later, further improving the recovery efficiency.

[0038] A guide plate 84 is provided below the first installation groove 811, and the conveying member 7 includes a second conveyor belt, the input end of the second conveyor belt is located below the guide plate 84, and the output end of the second conveyor belt is located in the feed port 11. The waste materials passing through the impurity removal mechanism 8 fall from the guide plate 84 below the first installation groove 811 onto the second conveyor belt, and the second conveyor belt conveys the waste materials to the feed port 11 for processing.

[0039] In this embodiment, a first protective cover 71 is provided at one end of the conveying member 7 close to the impurity removal mechanism 8, and the first protective cover 71 is provided to prevent the waste material falling into the first conveyor belt 91 from splashing around. A second protective cover 72 is provided at one end of the conveying member 7 close to the processing mechanism 2. The second protective cover 72 is provided to prevent the waste material entering the feed port 11 from splashing around.

[0040] The working principle of the utility model is as follows:

[0041] First, the waste in the outlet falls on the first conveyor belt 91, and the first conveyor belt 91 conveys the waste to the first installation groove 811. In this process, when the waste passes through the magnetic member 823, the magnetic member 823 absorbs metal particles, fragments, etc. in the waste. After the waste enters the first installation groove 811, the second conveying teeth 831 cooperate with the first conveying teeth 92 to loosen the block and ball tobacco.

[0042] Secondly, the waste falls onto the second conveyor belt through the guide plate 84 at the bottom of the first mounting groove 811. The second conveyor belt transports the waste to the feed port 11 and falls into the processing chamber 12. After the waste enters the processing chamber 12, the convex teeth 213 of the first rotating wheel 211 and the second rotating wheel 212 cooperate and rotate differentially to tear off the long tobacco shreds in the waste, and then pass through the first conveying wheel 22 and fall onto the vibration groove 31.

[0043] Then, the vibration trough 31 works to transport the waste into the waste box 6. During this process, the air selection pipe 32 sucks the light tobacco cut in the vibration trough 31, and the remaining waste enters the waste box 6 for storage. After the tobacco enters the air selection pipe 32, the overweight tobacco is discharged to the vibration trough 31 by the air lock 4 and is discharged as waste, and the qualified tobacco is recovered through the cover 13 and the recovery pipe 14.

[0044] The above embodiments are only used to illustrate the technical solution of the utility model and are not intended to limit it. Although the utility model is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model. The technology, shape, and structure that are not described in detail in the utility model are all well-known technologies.

Claims

1. A tobacco recovery and air selection device, characterized in that: The invention comprises a shell (1), a processing mechanism (2) and an air selection mechanism (3), wherein the processing mechanism (2) and the air selection mechanism (3) are both arranged in the shell (1), a feed port (11) is arranged at one end of the shell (1), a processing chamber (12) is arranged below the feed port (11), the processing mechanism (2) is arranged in the processing chamber (12), the air selection mechanism (3) comprises a vibration groove (31) and an air selection pipe (32), the vibration groove (31) is located below the processing chamber (12), and the air selection pipe (32) is arranged in the processing chamber (12). The air selection pipe (32) is located on one side of the conveying direction of the vibration trough (31), the suction end of the air selection pipe (32) is located above the vibration trough (31), an air lock (4) is provided on the air selection pipe (32), and a first adjusting member (51) and a second adjusting member (52) are provided on the air selection pipe (32), the first adjusting member (51) is located between the air lock (4) and the suction end of the air selection pipe (32), and the second adjusting member (52) is located between the air lock (4) and the output end of the air selection pipe (32).

2. A tobacco recovery and air selection device according to claim 1, characterized in that: The air lock component (4) comprises an air lock roller (41), a plurality of impurity outlet grooves (42) are provided on the air lock roller (41), a first through groove (321) is provided on the side wall of the air selection pipe (32) close to the vibration groove (31), and the air lock roller (41) is rotatably installed in the first through groove (321).

3. The tobacco recovery and air selection device according to claim 1, characterized in that: The first adjusting member (51) and the second adjusting member (52) have the same structure; the air selection duct (32) is provided with a second through slot (322) at the first adjusting member (51); the first adjusting member (51) is rotatably installed in the second through slot (322); the air selection duct (32) is provided with a third through slot (323) at the second adjusting member (52); the second adjusting member (52) is rotatably installed in the third through slot (323).

4. The tobacco recovery and air selection device according to claim 1, characterized in that: The processing mechanism (2) comprises a differential wheel assembly (21) and a first conveying wheel (22); the differential wheel assembly (21) is arranged below the feed port (11); the first conveying wheel (22) is arranged below the differential wheel assembly (21); the differential wheel assembly (21) comprises a first rotating wheel (211) and a second rotating wheel (212); the first rotating wheel (211) and the second rotating wheel (212) are both provided with a plurality of convex teeth (213); the rotation direction of the first rotating wheel (211) is opposite to the rotation direction of the second rotating wheel (212); and the rotation speed of the first rotating wheel (211) is different from the rotation speed of the second rotating wheel (212).

5. The tobacco recovery and air selection device according to claim 1, characterized in that: A waste box (6) is provided on one side of the shell (1), one end of the vibration groove (31) passes through the shell (1) and is located above the waste box (6), and a cover body (13) is provided on the top of the shell (1), one end of the cover body (13) is connected to the air selection pipe (32), and the other end is connected to the recovery pipe (14).

6. The tobacco recovery and air selection device according to claim 1, characterized in that: A conveying member (7), a dust removing mechanism (8) and a receiving conveying member (9) (7) are provided on one side of the shell (1); the output end of the receiving conveying member (9) (7) is connected to the input end of the dust removing mechanism (8); the input end of the conveying member (7) is connected to the output end of the dust removing mechanism (8); and the output end of the conveying member (7) is located in the feed port (11).

7. A tobacco recovery and air selection device according to claim 6, characterized in that: The impurity removal mechanism (8) comprises a mounting shell (81) and an adsorption assembly, wherein the mounting shell (81) is provided with a first mounting groove (811), and the adsorption assembly comprises a cover plate (821), a mounting bar (822) and a plurality of magnetic members (823), one end of the cover plate (821) is rotatably mounted on the top of the first mounting groove (811), the mounting bar (822) is fixedly mounted on the cover plate (821), and a plurality of magnetic members (823) are fixedly mounted on the mounting bar (822), the output end of the receiving and conveying member (9) (7) is located in the first mounting groove (811), and the magnetic member (823) is located above the output end of the receiving and conveying member (9) (7).

8. The tobacco recovery and air selection device according to claim 7, characterized in that: A second mounting groove (812) is provided on one side of the first mounting groove (811), the first mounting groove (811) is connected to the second mounting groove (812), the receiving conveying member (9) (7) comprises a first conveying belt (91), a plurality of first conveying teeth (92) are provided on the first conveying belt (91), the first conveying belt (91) is arranged in the second mounting groove (812), a second conveying wheel (83) is installed in the first mounting groove (811), a plurality of second conveying teeth (831) are provided on the second conveying wheel (83), and the first conveying teeth (92) and the second conveying teeth (831) are arranged alternately.

9. The tobacco recovery and air selection device according to claim 7, characterized in that: A guide plate (84) is provided below the first mounting groove (811), and the conveying member (7) comprises a second conveyor belt, the input end of the second conveyor belt is located below the guide plate (84), and the output end of the second conveyor belt is located in the feed port (11).

10. The tobacco recovery and air selection device according to claim 6, characterized in that: A first protective cover (71) is provided at one end of the conveying member (7) close to the impurity removal mechanism (8), and a second protective cover (72) is provided at one end of the conveying member (7) close to the processing mechanism (2).

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