CN212791779U

CN212791779U - Modular tobacco leaf sieving mechanism

Info

Publication number: CN212791779U
Application number: CN202020949797.0U
Authority: CN
Inventors: 张斌; 郑利锋; 吕勇
Original assignee: Chongqing China Tobacco Industry Co Ltd
Current assignee: Chongqing China Tobacco Industry Co Ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-03-26
Anticipated expiration: 2030-05-29

Abstract

The utility model belongs to the technical field of tobacco processing equipment, in particular to a combined tobacco leaf screening device, which comprises an outer frame and a screen board arranged on the outer frame, wherein the screen board comprises a first splice plate and a second splice plate, the first splice plate and the second splice plate are arranged on the outer frame in a staggered way, a leaf hanging plate is uniformly formed on the first splice plate and the second splice plate, a first main hole and a first auxiliary hole are respectively arranged at both sides of the first splice plate, the first main hole and the first auxiliary hole are respectively arranged at both sides of the leaf hanging plate, a second main hole and a second auxiliary hole are respectively arranged at both sides of the first splice plate, the second main hole and the second auxiliary hole are respectively arranged at both sides of the leaf hanging plate in a staggered way, the second main hole and the first auxiliary hole form a complete sieve mesh correspondingly, the second auxiliary hole forms a complete sieve mesh correspondingly with the first main hole, and is used for solving the problem that the tobacco leaves are easy to block the screen mesh in the current tobacco leaf screening process, the sieving effect is gradually reduced during the use process, and the problem of screen blockage is solved.

Description

Modular tobacco leaf sieving mechanism

Technical Field

The utility model belongs to the technical field of the tobacco processing equipment, concretely relates to modular tobacco leaf sieving mechanism.

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 leaves is vibration screening equipment, and because the tobacco leaves have large mass, the screen is usually formed by opening round holes on a plate body, and a woven screen is not generally used. The disadvantage of this kind of screen cloth is, the tobacco leaf easily blocks up the screen cloth in the process of screening, and the screening effect can reduce gradually in the use to block up the screen cloth, the screening efficiency that leads to is lower.

SUMMERY OF THE UTILITY MODEL

Based on the problem mentioned in the above-mentioned background art, the utility model provides a modular tobacco leaf sieving mechanism for solve the in-process tobacco leaf of present tobacco leaf screening and block up the screen cloth easily, the screening effect can reduce gradually in the use, and block up the problem of screen cloth.

The utility model adopts the technical scheme as follows:

a combined tobacco leaf screening device comprises an outer frame and a screen board arranged on the outer frame, wherein the screen board comprises a first splicing board and a second splicing board, the first splicing board and the second splicing board are arranged on the outer frame in a staggered mode, a leaf hanging board is uniformly formed on the first splicing board and the second splicing board in a integrated mode, the leaf hanging board is arranged obliquely and downwards, bayonets are formed in the leaf hanging board, a first main hole and a first auxiliary hole are formed in each of two sides of the first splicing board respectively, the first main hole and the first auxiliary hole are arranged in a staggered mode, the first main hole and the first auxiliary hole are located in each of two sides of the leaf hanging board respectively, a second main hole and a second auxiliary hole are formed in each of two sides of the first splicing board respectively, the second main hole and the second auxiliary hole are arranged in a staggered mode, the second main hole and the second auxiliary hole are located in each of two sides of the leaf hanging board respectively, and the second main hole and the first auxiliary hole correspond to form a complete screen mesh, the second auxiliary holes correspond to the first main holes to form a complete sieve pore.

On the basis of the above scheme, the utility model discloses following improvement has still been carried out:

furthermore, round corners are arranged at the top ends of the first main hole, the first auxiliary hole, the second main hole and the second auxiliary hole. The top ends of the first main hole, the first auxiliary hole, the second main hole and the second auxiliary hole are smooth, and tobacco leaves can fall into the holes formed by the first main hole, the first auxiliary hole, the second main hole and the second auxiliary hole better in the screening process.

Furthermore, one side of the first splicing plate is provided with a first connecting sheet, the other side of the first splicing plate is provided with a first jack, one side of the second splicing plate is provided with a second connecting sheet, the other side of the second splicing plate is provided with a second jack, the second jack corresponds to the first connecting sheet in position, and the first jack corresponds to the second connecting sheet in position. The first splicing plate and the second splicing plate can be connected into a whole through the second insertion hole and the first connecting plate which are matched with each other, and the surface after combination is kept flat, so that the tobacco leaves on the surface can be cleaned conveniently.

Furthermore, the frame is including dismantling installing frame and the fixed plate of connection, all be equipped with the slot on the inner wall of the relative both sides of installing frame, the both ends of first splice plate and second splice plate are blocked respectively and are located in the slot. The tobacco leaf screening device is used for installing and bearing the first splicing plate and the second splicing plate through the installation frame, the first splicing plate and the second splicing plate of the rethread fixing plate are fixed, and therefore the situation that gaps occur when the first splicing plate and the second splicing plate slide in use is avoided, and tobacco leaves are clamped into the gaps to influence screening.

Furthermore, the length of the leaf hanging plate is equal to the distance between the inner walls of the two opposite sides of the mounting frame. The two ends of the leaf hanging plate can be in contact with the inner walls of the two opposite sides of the mounting frame, so that tobacco leaves are prevented from being clamped in a gap between the leaf hanging plate and the mounting frame in the use process.

Furthermore, the end of the mounting frame is provided with a connecting pin, the fixing plate is provided with a connecting hole and a stepped hole, the connecting hole corresponds to the connecting pin, the fixing plate is provided with a threaded hole corresponding to the stepped hole, a screw penetrates through the stepped hole, and the screw is screwed in the threaded hole. The mounting frame and the fixing plate are fixed through screws, so that the fixing plate is convenient to mount and dismount and convenient to use; meanwhile, due to the arrangement of the connecting pin, the situation that the fixing plate is difficult to dismantle due to the fact that the screw is bent due to the fact that the screw bears the weight can be avoided.

Further, a first side plate is fixedly mounted on the mounting frame, a second auxiliary hole and a second connecting piece are also formed in the first side plate, a second side plate is fixedly mounted on the fixing plate, and a first main hole and a first connecting piece are also formed in the second side plate. The first splicing plates and the second splicing plates which are respectively positioned at the two ends are matched through the first side plates and the second side plates, so that the situation that a first main hole on the first splicing plates at the two ends and a second auxiliary hole on the second splicing plates cannot form a complete sieve mesh is avoided.

Furthermore, the inclination angle a of the leaf hanging plate is 130-150 degrees, so that the situation that the tobacco leaves are prevented from falling off due to the fact that the leaf hanging plate is excessively inclined is avoided.

Furthermore, the bayonet is the shape of falling V, and the top of bayonet is convex, and the tobacco leaf card that can be better avoids locating in the bayonet can't drop and cause the sieve mesh jam.

The utility model has the advantages that:

1. the first splicing plate and the second splicing plate are respectively provided with an inclined leaf hanging plate, in the oscillating and screening process, because the motion trail of the screen is fixed, the tobacco leaves are irregularly oscillated during screening, and the part of the tobacco leaves falling into the screen holes impacts the leaf hanging plates, so that the part of the tobacco leaves falling into the screen holes can be better taken out under the action of the leaf hanging plates, and the tobacco leaves can be better prevented from blocking the screen holes;

2. the first splicing plate is provided with a first main hole and a first auxiliary hole, the second splicing plate is provided with a second main hole and a second auxiliary hole, a complete sieve mesh is formed by the second main hole corresponding to the first auxiliary hole, and a complete sieve mesh is formed by the second auxiliary hole corresponding to the first main hole, so that the opening density is favorably improved, the density of the whole sieve mesh formed after splicing is higher, and the screening efficiency is favorably improved;

3. the screen is formed by combining the side plates, the first splicing plates and the second splicing plates, when the screen is locally damaged, the damaged parts of the first splicing plates and the second splicing plates can be disassembled and replaced, the whole replacement is not needed, and the cost is reduced; and compared with the screen with an integral structure, the combined screen is easy to produce and manufacture.

Drawings

The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

fig. 1 is a schematic structural view of a combined tobacco leaf screening device according to an embodiment of the present invention;

fig. 2 is a schematic structural view of an outer frame in an embodiment of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

FIG. 4 is an enlarged view of the structure at B in FIG. 2;

FIG. 5 is a schematic structural view of a first splice plate according to an embodiment of the present invention;

FIG. 6 is an enlarged view of the structure at C in FIG. 5;

FIG. 7 is a schematic structural view of a second splice plate according to an embodiment of the present invention;

FIG. 8 is an enlarged view of the structure of FIG. 7 at D;

FIG. 9 is a right side view of the first splice plate in an embodiment of the present invention;

the main element symbols are as follows:

the outer frame 1, the mounting frame 11, the slot 111, the connecting pin 112, the threaded hole 113, the fixing plate 12, the screw 13, the first side plate 14, the first splicing plate 2, the first main hole 21, the first auxiliary hole 22, the first connecting sheet 23, the first insertion hole 24, the second splicing plate 3, the second main hole 31, the second auxiliary hole 32, the second connecting sheet 33, the second insertion hole 34, the vane hanging plate 4, the bayonet 41, the adjusting column 42, the second hinge cylinder 43, the fillet 5, the adjusting seat 6 and the adjusting stud 61.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

Examples

As shown in fig. 1 to 9, a combined tobacco leaf screening device comprises an outer frame 1 and a screen board installed on the outer frame 1, wherein the screen board comprises a first splicing plate 2 and a second splicing plate 3, in order to reduce the overall weight of the screen, the first splicing plate 2 and the second splicing plate 3 are both aluminum alloy plates, the first splicing plate 2 and the second splicing plate 3 are installed on the outer frame 1 in a staggered manner, a leaf hanging plate 4 is uniformly formed on the first splicing plate 2 and the second splicing plate 3, the leaf hanging plate 4 is obliquely and downwards arranged, a bayonet 41 is formed on the leaf hanging plate 4, the bayonet 41 is in an inverted V shape, the top end of the bayonet 41 is in an arc shape, and the situation that tobacco leaves are clamped in the bayonet 41 and cannot fall off to cause screen hole blockage can be well avoided; the two sides of the first splicing plate 2 are respectively provided with a first main hole 21 and a first auxiliary hole 22, the first main hole 21 and the first auxiliary hole 22 are arranged in a staggered mode, the first main hole 21 and the first auxiliary hole 22 are respectively located on the two sides of the leaf hanging plate 4, the two sides of the first splicing plate 2 are respectively provided with a second main hole 31 and a second auxiliary hole 32, the second main hole 31 and the second auxiliary hole 32 are arranged in a staggered mode, the second main hole 31 and the second auxiliary hole 32 are respectively located on the two sides of the leaf hanging plate 4, the second main hole 31 corresponds to the first auxiliary hole 22 to form a complete sieve mesh, and the second auxiliary hole 32 corresponds to the first main hole 21 to form a complete sieve mesh; the top ends of the first main hole 21, the first auxiliary hole 22, the second main hole 31 and the second auxiliary hole 32 are all provided with round corners 5. The top ends of the first main hole 21, the first auxiliary hole 22, the second main hole 31 and the second auxiliary hole 32 are more smooth, so that the tobacco leaves can better fall into the holes formed by the first main hole 21, the first auxiliary hole 22, the second main hole 31 and the second auxiliary hole 32 in the screening process.

Specifically, one side of the first splicing plate 2 is provided with a first connecting sheet 23, the other side of the first splicing plate is provided with a first inserting hole 24, one side of the second splicing plate 3 is provided with a second connecting sheet 33, the other side of the second splicing plate is provided with a second inserting hole 34, the second inserting hole 34 corresponds to the first connecting sheet 23, and the first inserting hole 24 corresponds to the second connecting sheet 33. The first splicing plate 2 and the second splicing plate 3 can be connected into a whole through the second inserting hole 34 and the first connecting sheet 23 which are matched with each other, and the first inserting hole 24 and the second connecting sheet 33, and the combined surface is kept flat, so that the tobacco leaves on the surface can be cleaned conveniently.

Specifically, frame 1 all is equipped with slot 111 including dismantling installing frame 11 and the fixed plate 12 of connection on the inner wall of the 11 relative both sides of installing frame, and the both ends of first splice plate 2 and second splice plate 3 are blocked respectively and are located in slot 111. Be used for the installation to bear first splice plate 2 and second splice plate 3 through installing frame 11, rethread fixed plate 12 first splice plate 2 and second splice plate 3 are fixed, avoid first splice plate 2 and second splice plate 3 in use to slide the space appearance, lead to the tobacco leaf card to go into the space influence screening.

Specifically, the length of the louver 4 is equal to the distance between the inner walls of the opposite sides of the mounting frame 11. Two ends of the leaf hanging plate 4 can be in contact with the inner walls of two opposite sides of the mounting frame 11, so that tobacco leaves are prevented from being clamped in a gap between the leaf hanging plate 4 and the mounting frame 11 in the use process.

Specifically, the end of the mounting frame 11 is provided with a connecting pin 112, the fixing plate 12 is provided with a connecting hole 124 and a stepped hole 125, the connecting hole 124 corresponds to the connecting pin 112, the fixing plate 12 is provided with a threaded hole 113 corresponding to the stepped hole 125, a screw 13 penetrates through the stepped hole 125, and the screw 13 is screwed in the threaded hole 113. The mounting frame 11 and the fixing plate 12 are fixed through the screws 13, so that the fixing plate 12 is convenient to mount and dismount and convenient to use; meanwhile, the connecting pin 112 is arranged to prevent the screw 13 from bearing load, which causes the screw 13 to bend and causes difficulty in removing the fixing plate 12.

Specifically, the first side plate 14 is fixedly mounted on the mounting frame 11, the first side plate 14 is also provided with a second auxiliary hole 32 and a second connecting piece 33, the fixing plate 12 is fixedly mounted with a second side plate 121, and the second side plate 121 is also provided with a first main hole 21 and a first connecting piece 23. The first splicing plate 2 and the second splicing plate 3 which are respectively positioned at two ends of the first side plate 14 and the second side plate 121 are matched, so that the situation that the first main hole 21 on the first splicing plate 2 and the second auxiliary hole 32 on the second splicing plate 3 which are positioned at two ends cannot form a complete sieve hole is avoided.

Specifically, the inclination angle a of the leaf hanging plate 4 is 150 degrees, so that the situation that the tobacco leaves are prevented from falling off due to the fact that the leaf hanging plate 4 is excessively inclined is avoided.

When the screen mesh is installed, the fixing plate 12 is detached, the first splicing plate 2 and the second splicing plate 3 are clamped in the slot 111 on the outer frame 1 in a staggered mode, the first connecting plate 23 is inserted into the second inserting hole 34, the second connecting plate 33 is inserted into the first inserting hole 24, the first splicing plate 2 and the second splicing plate 3 are connected, at the moment, the second main hole 31 corresponds to the first auxiliary hole 22 to form a complete screen mesh, the second auxiliary hole 32 corresponds to the first main hole 21 to form a complete screen mesh, the connecting pin 112 is inserted into the connecting hole 124 on the fixing plate 12, the screw 13 penetrates through the stepped hole 125 to be screwed on the threaded hole 113 to fix the fixing plate 12 on the installing frame 11, the assembling is completed, and the screen mesh formed by the assembling is installed on the oscillating device to be used.

It is right above the utility model provides a pair of modular tobacco leaf sieving mechanism has carried out detailed introduction. The description of the specific embodiments is only intended to facilitate an understanding of the method of the invention and its core ideas. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The utility model provides a modular tobacco leaf sieving mechanism, includes frame (1) and installs the otter board on frame (1), its characterized in that: the net plate comprises a first splicing plate (2) and a second splicing plate (3), the first splicing plate (2) and the second splicing plate (3) are installed on an outer frame (1) in a staggered mode, a leaf hanging plate (4) is integrally formed on the first splicing plate (2) and the second splicing plate (3), the leaf hanging plate (4) is arranged obliquely and downwards, a bayonet (41) is formed in the leaf hanging plate (4), a first main hole (21) and a first auxiliary hole (22) are formed in two sides of the first splicing plate (2) respectively, the first main hole (21) and the first auxiliary hole (22) are arranged in a staggered mode, the first main hole (21) and the first auxiliary hole (22) are located in two sides of the leaf hanging plate (4) respectively, a second main hole (31) and a second auxiliary hole (32) are formed in two sides of the first splicing plate (2) respectively, and the second main hole (31) and the second auxiliary hole (32) are arranged in a staggered mode, the second main hole (31) and the second auxiliary hole (32) are respectively positioned at two sides of the leaf hanging plate (4), the second main hole (31) corresponds to the first auxiliary hole (22), and the second auxiliary hole (32) corresponds to the first main hole (21).

2. The combined tobacco leaf screening device of claim 1, wherein: round corners (5) are arranged at the top ends of the first main hole (21), the first auxiliary hole (22), the second main hole (31) and the second auxiliary hole (32).

3. The combined tobacco leaf screening device of claim 2, wherein: one side of the first splicing plate (2) is provided with a first connecting piece (23), the other side of the first splicing plate is provided with a first insertion hole (24), one side of the second splicing plate (3) is provided with a second connecting piece (33), the other side of the second splicing plate is provided with a second insertion hole (34), the second insertion hole (34) corresponds to the first connecting piece (23), and the first insertion hole (24) corresponds to the second connecting piece (33).

4. The combined tobacco leaf screening device of claim 3, wherein: the outer frame (1) comprises a mounting frame (11) and a fixing plate (12) which are detachably connected, slots (111) are formed in the inner walls of two opposite sides of the mounting frame (11), and the two ends of the first splicing plate (2) and the second splicing plate (3) are clamped in the slots (111) respectively.

5. The combined tobacco leaf screening device of claim 4, wherein: the length of the leaf hanging plate (4) is equal to the distance between the inner walls of the two opposite sides of the mounting frame (11).

6. The combined tobacco leaf screening device of claim 5, wherein: the end part of the mounting frame (11) is provided with a connecting pin (112), the fixing plate (12) is provided with a connecting hole (124) and a stepped hole (125), the connecting hole (124) corresponds to the connecting pin (112), the fixing plate (12) is provided with a threaded hole (113) corresponding to the stepped hole (125), a screw (13) penetrates through the stepped hole (125), and the screw (13) is screwed in the threaded hole (113).

7. The combined tobacco leaf screening device of claim 6, wherein: the mounting frame (11) is fixedly provided with a first side plate (14), the first side plate (14) is also provided with a second auxiliary hole (32) and a second connecting piece (33), the fixing plate (12) is fixedly provided with a second side plate (121), and the second side plate (121) is also provided with a first main hole (21) and a first connecting piece (23).

8. The combined tobacco leaf screening device of claim 7, wherein: the inclination angle a of the vane hanging plate (4) is 130-150 degrees.

9. The combined tobacco leaf screening device of claim 7, wherein: the bayonet (41) is inverted V-shaped, and the top end of the bayonet (41) is arc-shaped.