CN210120895U

CN210120895U - Defoliation device

Info

Publication number: CN210120895U
Application number: CN201920269672.0U
Authority: CN
Inventors: 鲁永祥; 马晓伟; 夏琼凤; 戚文辉; 易斌; 王晓辉; 窦元春; 王文浩; 杨光涛; 李雯琦; 陆光钰; 董文平; 常卫东; 唐家伟; 胡建洪; 冯振宇; 靳志富; 杨磊; 许玲玲; 储睿
Original assignee: Hongta Tobacco Group Co Ltd
Current assignee: Hongta Tobacco Group Co Ltd
Priority date: 2019-03-04
Filing date: 2019-03-04
Publication date: 2020-03-03
Anticipated expiration: 2029-03-04

Abstract

The utility model relates to a defoliation device belongs to tobacco processing equipment technical field, the defoliation device include guide strip, screen cloth, tobacco leaf conveying mechanism, drum, nailing etc, drum fixed mounting in the frame, be provided with the nailing that is the helix range on the drum, the below of drum is the screen cloth of arc structure, the one end of screen cloth is provided with guide strip, the drum is provided with tobacco leaf conveying mechanism with one side of screen cloth. The utility model discloses a tobacco leaf conveying mechanism centre gripping petiole to by the poor upset former cigarette of speed of platoon chain, the tobacco leaf is fully torn to the rotatory needle drum of guarantee, holds in the palm former cigarette by the screen cloth, and the tobacco flake is derived to the guide strip, reaches the action that the petiole breaks away from. The utility model has the advantages of simple structure, easy maintenance, low cost, small occupied area, low energy consumption, low noise, small dust generation and small environmental impact.

Description

Defoliation device

Technical Field

The utility model belongs to the technical field of the tobacco processing equipment, specifically speaking relates to a defoliation device.

Background

In the threshing and redrying process of tobacco processing, a threshing machine is important processing equipment for separating original tobacco leaves and stems, tearing force is formed on the original tobacco through the matching of high-speed rotation of a movable cutter and a fixed cutter, the original tobacco is easily separated by forming stress concentration at the connection part of tobacco stems and tobacco flakes at proper temperature and moisture, the purpose of separating the tobacco leaves and the stems is achieved under the action of the tearing force, the leaves, the stems and the stem strips are separated through an air separator, and the stem strips flow into the next stage for threshing and air separating again. The threshing process usually adopts a series connection mode of four threshing and eleven minutes or four threshing and fifteen minutes to separate tobacco flakes from stems as much as possible, in the multiple threshing and air separating process, the moisture and the temperature of tobacco leaves are rapidly reduced, so that the tobacco leaf loss of the three threshing and four threshing processes is increased, the volume of a threshing machine and an air separator is large, the occupied area is large, the energy consumption is high, the noise is high, the dust is large, and the environmental influence is large.

Disclosure of Invention

To current threshing and air separating process tobacco leaf loss big, it is big that thresher and air separator occupy the place, and the energy consumption is high, and the noise is big, and the dust is big, to the big problem of environmental impact, the utility model provides a defoliation device through the round as a flat cable centre gripping petiole, and the tobacco leaf is torn to the needle drum, reaches the action that the petiole breaks away from.

In order to realize the purpose, the invention is realized by the following technical scheme:

the threshing device comprises a threshing mechanism and a tobacco leaf conveying mechanism, the threshing mechanism comprises a drum wheel 16, spokes 15, a drum wheel shaft 22, a rack 5, a motor 2 and nailing plates 17, the drum wheel 16 is mounted on the drum wheel shaft 22 through the spokes 15, the drum wheel shaft 22 is mounted on the rack 5 and is connected with the motor 2 through a belt wheel transmission mechanism 3, the nailing plates 17 which are arranged in rows are uniformly arranged on the drum wheel 16 along the wheel surface, the sieve 7 which is of an arc-shaped structure is mounted below the drum wheel 16, and the material guide plate 1 is arranged below the sieve 7; a tobacco leaf conveying mechanism for clamping tobacco leaves and stems and conveying the tobacco leaves between the screen 7 and the drum wheel 16 is arranged on one side of the drum wheel 16 and the screen 7.

Further, tobacco leaf conveying mechanism include conveyor frame 6, conveying motor 8, tooth type pulley mechanism I9, lower chain 10, transmission shaft 11, tooth type pulley mechanism II 12, the driven shaft 13, go up chain 14, lower chain 10 is installed on conveyor frame 6 through linking a transmission shaft 11, it installs on conveyor frame 6 to go up chain 14 through two driven shafts 13, and go up chain 14 and be located under chain 10 directly over, conveying motor 8 fixed mounting is connected with one of them transmission shaft 11 through tooth type pulley mechanism I9 on conveyor frame 6, this transmission shaft 11 is connected with one of them driven shaft 13 through tooth type pulley mechanism II 12.

Preferably, the toothed wheel of the toothed pulley mechanism II 12 is larger than the toothed wheel of the toothed pulley mechanism I9.

Furthermore, one end of the screen 7 is provided with a material guiding strip 7-1, the material guiding strip 7-1 and the screen 7 are of an integral structure, the integral structure formed by the material guiding strip 7-1 and the screen 7 is of an arc shape, the central axis of the integral structure is superposed with the central line of the drum 16, and the lower part of the screen 7 is provided with an inclined material guiding plate 1.

Further, the drum 16 is of a hollow type construction.

Further, the nailing 17 is nail-shaped, one end of the nailing is pointed, and the other end of the nailing is fixed on the outer surface of the drum wheel 16; the rows of nails 17 are obliquely arranged on the outer surface of the drum 16 to form a spiral shape.

The utility model has the advantages that:

the utility model discloses a tobacco leaf conveying mechanism centre gripping petiole to by the poor upset former cigarette of speed of platoon chain, the tobacco leaf is fully torn to the rotatory needle drum of guarantee, holds in the palm former cigarette by the screen cloth, and the tobacco flake is derived to the guide strip, reaches the action that the petiole breaks away from. The invention has the advantages of simple structure, convenient maintenance, low cost, small occupied area, low energy consumption, low noise, small dust generation and small influence on the environment.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a rear view of the present invention;

fig. 3 is a right side view of the present invention.

In the figure, 1-a material guide plate, 2-a motor, 5-a rack, 6-a conveying rack, 7-a screen, 7-1-a material guide strip, 8-a conveying motor, 9-a tooth-shaped belt pulley mechanism I, 10-a lower chain, 11-a transmission shaft, 12-a tooth-shaped belt pulley mechanism II, 13-a driven shaft, 14-an upper chain, 15-spokes, 16-a drum wheel, 17-nailing, 18-a tooth-shaped belt pulley, 19-a tooth-shaped belt pulley, 20-a tooth-shaped belt pulley, 21-a gear and 22-a drum wheel shaft.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the following will explain in detail a preferred embodiment of the present invention with reference to the accompanying drawings to facilitate understanding of the skilled person.

As shown in fig. 1-3, the defoliation device include defoliation mechanism and tobacco leaf conveying mechanism, the defoliation mechanism include drum 16, spoke 15, drum wheel axle 22, frame 5, motor 2, nailing 17, drum 16 install on drum wheel axle 22 through spoke 15, drum wheel axle 22 installs and is connected with motor 2 on frame 5 and through belt pulley drive mechanism 3, drum 16 is the cavity type structure, on the drum 16 along its wheel face even setting nailing 17 of arranging in rows, the screen cloth 7 that is the arc structure is installed to the below of drum 16, supports to do benefit to nailing 17 through screen cloth 7 and tears the tobacco leaf to former cigarette. One end of the screen 7 is provided with a material guiding strip 7-1, the material guiding strip 7-1 and the screen 7 are of an integral structure, the integral structure formed by the material guiding strip 7-1 and the screen 7 is of an arc shape, the central axis of the integral structure coincides with the central line of the drum 16, and the lower part of the screen 7 is provided with an inclined material guiding plate 1. A material guide plate 1 is arranged below the screen 7; a tobacco leaf conveying mechanism for clamping tobacco leaves and stems and conveying the tobacco leaves between the screen 7 and the drum wheel 16 is arranged on one side of the drum wheel 16 and the screen 7.

The tobacco leaf conveying mechanism comprises a conveying rack 6, a conveying motor 8, a toothed belt pulley mechanism I9, a lower row chain 10, a transmission shaft 11, a toothed belt pulley mechanism II 12, driven shafts 13 and an upper row chain 14, wherein the lower row chain 10 is installed on the conveying rack 6 through a transmission shaft 11, the upper row chain 14 is installed on the conveying rack 6 through the two driven shafts 13, the upper row chain 14 is located right above the lower row chain 10, the conveying motor 8 is fixedly installed on the conveying rack 6 and is connected with one of the transmission shafts 11 through the toothed belt pulley mechanism I9, and the transmission shaft 11 is connected with one of the driven shafts 13 through the toothed belt pulley mechanism II 12; the tobacco stems of the tobacco leaves are clamped by the upper row of chains 14 and the lower row of chains 10 and then conveyed forwards under the driving action of the conveying motor 8, the tobacco leaves penetrate through the screen 7 and the drum 16 and are torn by nailing nails 17 on the drum 16, tobacco flakes are guided out through the material guiding strips 7-1, and the torn small tobacco flakes fall onto the material guiding plate 1 through the screen 7 and are guided out.

The tooth-shaped wheel of the tooth-shaped belt pulley mechanism II 12 is larger than the tooth-shaped wheel of the tooth-shaped belt pulley mechanism I9, so that the linear velocity of the upper row chain 14 is larger than that of the lower row chain 10, tobacco leaves can be turned over in the conveying process, the leaf removing mechanism can tear each part of the tobacco leaves, and the effect of complete leaf removal is achieved.

The nailing 17 is nail-shaped, one end of the nailing is sharp, and the other end of the nailing is fixed on the outer surface of the drum wheel 16; the rows of nailing 17 are obliquely arranged on the outer surface of the drum wheel 16 to form a spiral shape; the tobacco leaves can be torn off from the tobacco stems quickly.

The utility model discloses a working process:

the tobacco leaf stalks after being heated and remoistened are placed on a spreading table in an outward sequence, the spreading table conveys raw tobacco to a tobacco leaf conveying mechanism from the side, the lower row chain 10 and the upper row chain 14 of the tobacco leaf conveying mechanism clamp the raw tobacco to convey the tobacco leaves to a position between a screen 7 and a drum 16 from one side, the drum 16 rotates, a nailing gun 17 on the drum tears the tobacco leaves to separate the tobacco leaves from the stalks, the tobacco flakes are led out through a material guide strip 7-1, and the torn fine tobacco flakes fall onto a material guide plate 1 through the screen 7 and are led out. The tobacco stems are discharged to enter the three beating and the four beating of the threshing process under the clamping action of the lower row chain 10 and the upper row chain 14, so that the tobacco leaves in the tobacco leaves with stems are completely separated.

Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.

Claims

1. A defoliation apparatus characterized by: the threshing device comprises a threshing mechanism and a tobacco leaf conveying mechanism, the threshing mechanism comprises a drum wheel (16), spokes (15), a drum wheel shaft (22), a rack (5), a motor (2) and nailing pieces (17), the drum wheel (16) is installed on the drum wheel shaft (22) through the spokes (15), the drum wheel shaft (22) is installed on the rack (5) and is connected with the motor (2) through a belt wheel transmission mechanism (3), the nailing pieces (17) which are arranged in rows are uniformly arranged on the drum wheel (16) along the wheel surface of the drum wheel, a sieve (7) which is of an arc-shaped structure is installed below the drum wheel (16), and a material guide plate (1) is arranged below the sieve (7); a tobacco leaf conveying mechanism which clamps tobacco leaves and stems and conveys the tobacco leaves between the screen (7) and the drum wheel (16) is arranged on one side of the drum wheel (16) and the screen (7).

2. A defoliating apparatus as claimed in claim 1, wherein: tobacco leaf conveying mechanism include conveyor frame (6), conveying motor (8), tooth type pulley mechanism I (9), chain (10) down, transmission shaft (11), tooth type pulley mechanism II (12), driven shaft (13), go up row chain (14), lower row chain (10) are installed on conveyor frame (6) through linking a transmission shaft (11), it installs on conveyor frame (6) to go up row chain (14) through two driven shafts (13), and go up row chain (14) and be located down and arrange chain (10) directly over, conveying motor (8) fixed mounting is connected through tooth type pulley mechanism I (9) and one of them transmission shaft (11) on conveyor frame (6), this transmission shaft (11) are connected through tooth type pulley mechanism II (12) and one of them driven shaft (13).

3. A defoliating apparatus as claimed in claim 2, wherein: and the tooth-shaped wheel of the tooth-shaped belt pulley mechanism II (12) is larger than the tooth-shaped wheel of the tooth-shaped belt pulley mechanism I (9).

4. A defoliating apparatus as claimed in claim 1, wherein: one end of the screen (7) is provided with a material guiding strip (7-1), the material guiding strip (7-1) and the screen (7) are of an integral structure, the integral structure formed by the material guiding strip (7-1) and the screen (7) is of an arc shape, the central axis of the integral structure coincides with the central line of the drum wheel (16), and the lower part of the screen (7) is provided with an inclined material guiding plate (1).

5. A defoliating apparatus according to claim 1 or 4, wherein: the drum (16) is of a hollow structure.

6. A defoliating apparatus as claimed in claim 1, wherein: the nailing machine (17) is in a nail shape, one end of the nailing machine is pointed, and the other end of the nailing machine is fixed on the outer surface of the drum wheel (16); the rows of nails (17) are obliquely arranged on the outer surface of the drum (16) to form a spiral shape.