Woven mesh conveying device of tobacco flake re-drying machine

Abstract

The utility model discloses a woven mesh conveying device of a tobacco flake re-drying machine, which comprises a driving shaft, a driven shaft, driving chain wheels symmetrically arranged on two sides of the driving shaft, driven chain wheels symmetrically arranged on two sides of the driven shaft, a conveying chain arranged between the driving chain wheel and the driven chain wheel on the same side, and a mounting plate, the mounting plates are oppositely arranged on the inner sides of the two conveying chains respectively; the supporting mechanisms are connected to the two opposite mounting plates correspondingly; the woven mesh is arranged on the plurality of supporting mechanisms in a surrounding manner to form a closed loop; the protective plates are symmetrically arranged above the two ends of the woven mesh; and the locking assembly sequentially penetrates through the protective plate, the woven mesh and the supporting mechanism and is detachably connected with the mounting plate into a whole. The drying and moisture regaining effects of the tobacco flake re-drying machine can be improved, and the air separation efficiency of the air separation machine can be improved; under the condition that an existing transmission structure of the tobacco flake redrying machine or the air separation machine is not changed, original equipment does not need to be changed complexly, performance improvement can be achieved, and high popularization value is achieved.

Description

Technical Field

[0001] The utility model relates to a conveying device, in particular to a woven net conveying device for a tobacco sheet redrying machine, which is mainly used in a main transmission system of a tobacco sheet redrying machine and can also be used in a main transmission system of a leaf beating and redrying line or a silk-making line air separator, and belongs to the technical field of tobacco equipment. Background Art

[0002] For a long time, in the tobacco industry, the conveyor belt devices of equipment such as re-drying machines and air separators have all been made of perforated steel plate mesh. The perforated steel plate mesh is limited by the punching rate, with a through-hole rate of about 31%, large wind resistance, and limited drying and moisture regain effects for tobacco re-drying machines; for air separators, the air separation efficiency is low, and the perforated mesh plate has a complex structure and is not easy to maintain; the perforated mesh plate has a low through-hole rate, large wind resistance and noise, and cannot achieve the energy-saving effect. During the operation of the equipment, the conveyor belt is loaded with a large load, and the chain's carrying capacity is very high.

[0003] At present, the Chinese invention patent with the publication number of CN110200305A discloses an application of a braided net on a slice roasting machine and a corresponding transmission method, including a left rotating rod and a right rotating rod, and the left rotating rod is fixedly connected with a left chain roller on the outside. The left chain roller and the left sprocket are both fixedly connected to the left rotating rod. When the left rotating rod rotates, the left chain roller and the left sprocket are driven to rotate, and the left chain roller and the right chain roller are meshed with the support ear seat, and the left sprocket and the right sprocket are meshed with the conveying chain. When the left chain roller and the left sprocket rotate, the conveying chain is driven to move, thereby driving the support ear seat to move, and the conveying mesh belt is fixed on the support ear seat in sections to realize the movement of the conveying mesh belt, and then the conveying of the material on the top of the conveying mesh belt is realized. In addition to the traditional chain transmission method, the patent describes that the left chain roller and the right chain roller must also be meshed with the support ear seat, and the transmission structure is complex, the reliability is poor, and the processing cost is high.

[0004] Therefore, the key to solving the above technical problems is to develop a woven mesh conveying device for a tobacco re-roasting machine with a simple structure and high reliability. Summary of the invention

[0005] In view of the many defects and shortcomings existing in the above-mentioned background technology, the present invention has made improvements and innovations thereon, aiming to provide a woven mesh conveying device for a tobacco sheet re-roasting machine which is simple in structure, stable and reliable, and has the potential benefit of improving the energy utilization rate of the equipment and reducing the energy consumption of the equipment.

[0006] Another invention purpose of the utility model is to be able to easily upgrade the original equipment, without complicated changes, to achieve performance improvement, and has a high promotion value.

[0007] In order to solve the above problems and achieve the above invention objectives, the utility model is a tobacco sheet re-roasting machine braided net conveying device is realized by adopting the following design structure and the following technical solutions:

[0008] As an improvement of a woven net conveying device of a tobacco sheet re-roasting machine of the utility model, the utility model comprises a driving shaft (1) and a driven shaft (2), a driving sprocket (11) symmetrically mounted on both sides of the driving shaft (1) and a driven sprocket (21) symmetrically mounted on both sides of the driven shaft (2), a conveying chain (3) being mounted between the driving sprocket (11) and the driven sprocket (21) on the same side, and further comprising:

[0009] A mounting plate (4), the mounting plates (4) being arranged opposite to each other on the inner sides of the two conveying chains (3);

[0010] A supporting mechanism (5), the supporting mechanism (5) being respectively connected to two opposite mounting plates (4);

[0011] A material conveying network (6), the material conveying network (6) is arranged around a plurality of supporting mechanisms (5) to form a closed loop;

[0012] Guard plates (7), the guard plates (7) are symmetrically arranged above both ends of the material conveying net (6);

[0013] The locking assembly (8) sequentially passes through the guard plate (7), the material conveying net (6) and the supporting mechanism (5) and is detachably mounted on the mounting plate (4) as a whole.

[0014] As an improvement of the above-mentioned utility model, the mounting plates (4) are multiple, and the relative mounting plates (4) form a group. Each group of mounting plates (4) is connected to the two conveying chains (3) at equal or unequal distances.

[0015] As a further improvement of the above-mentioned utility model, the cross-section of the mounting plate (4) is L-shaped, and a plurality of mounting holes are provided on the mounting plate (4).

[0016] As a further improvement of the above-mentioned utility model, the support mechanism (5) comprises:

[0017] Support rod (51);

[0018] A connecting plate (52) is symmetrically connected to both ends of the support rod (51), wherein the connecting plate (52) is provided with connecting holes corresponding to the mounting holes of the mounting plate.

[0019] As a further improvement of the above-mentioned utility model, the support rod (51) is in the shape of a square or circular column as a whole, and both ends of the support rod (51) are connected to the middle of the corresponding connecting plate (52);

[0020] The connecting plate (52) is an angle steel.

[0021] As a further improvement of the above-mentioned utility model, the material conveying net (6) is an integral structure or a mesh body component formed by segmented assembly.

[0022] As a further improvement of the above-mentioned utility model, the guard plate (7) includes a guard plate body and a fixing plate vertically connected to the lower end of the guard plate body, wherein the fixing plate is provided with fixing holes corresponding to the mounting holes of the mounting plate.

[0023] As a further improvement of the above-mentioned utility model, the locking assembly (8) includes a bolt and a nut, and the nut is screwed and installed on the end of the bolt to play a tightening and limiting role, wherein the bolt is a hexagonal bolt or a flat head bolt, and the nut is a hexagonal nut or a flat head nut.

[0024] As a further improvement of the above-mentioned utility model, the material conveying net (6) is a woven net.

[0025] The working principle is: before using a tobacco sheet re-roasting machine braided net conveying device of the above-mentioned design structure, it is necessary to install the already manufactured tobacco sheet re-roasting machine braided net conveying device of the structure as a backup.

[0026] The specific installation steps are: first, installing left and right driving sprockets (11) on both sides of the driving shaft (1); and installing left and right passive sprockets (21) on both sides of the passive shaft (2).

[0027] Then, the left and right conveying chains (3) are installed between the driving sprocket (11) and the driven sprocket (21), and the two ends of the support rod (51) are connected to the inner side attachment ears of the left and right conveying chains (3). The support rod (51) can be installed at the same pitch as the conveying chains (3), or can be installed at an interval pitch of the conveying chains (3).

[0028] Next, the material conveying net (6) is installed on the support rod (51) through the locking assembly (8); the material conveying net (6) can be installed as a whole net or in sections. The sectioned installation can reduce the difficulty of assembly, facilitate disassembly and assembly, and facilitate subsequent maintenance.

[0029] Finally, the guard plate (7) is installed on the left and right sides above the material conveying net (6), and is connected to the inner side attachment ears of the left and right conveying chains (3) below the material conveying net (6). At the same time, the locking assembly (8) is used to sequentially pass through the guard plate (7) and the material conveying net (6) and the support mechanism (5) and the mounting plate (4) to be detachably installed as a whole. At this point, the installation of the utility model is completed.

[0030] After the utility model is installed, it can be carried to a designated working position by corresponding carrying equipment or directly by hand for use.

[0031] When in use, the utility model is started to work. When working, when the driving shaft (1) rotates, the driving sprocket (11) is driven to rotate, the passive sprocket (21) is meshed with the driving sprocket (11), and the left and right conveying sprockets follow the driving sprocket (11) to rotate, thereby driving the support rod (51) and the material conveying net (6) of the utility model to move, so as to realize the conveying of the material (9). During the above-mentioned entire implementation operation process, the utility model adopts the material conveying net (6), and the through-hole rate of the material conveying net (6) is higher than that of the perforated steel plate net, which can improve the drying and moisture regain effects, and has the potential benefits of improving the energy utilization rate of the equipment and reducing the energy consumption of the equipment. At the same time, the conveying net can be installed as a whole net, or it can be installed in sections. The sectioned installation can reduce the difficulty of assembly, facilitate disassembly and assembly, and facilitate subsequent maintenance.

[0032] During the above working process, the operator needs to observe the running status of the utility model. If one or several parts become loose due to long-term work, the operator needs to stop and perform corresponding maintenance work according to the actual situation.

[0033] Finally, as time goes by, when the material (9) is transported, the operator only needs to close the utility model to stop working, and then clean or repair the various components of the utility model to prepare for the next cycle.

[0034] Compared with the prior art, the utility model has the following beneficial effects:

[0035] 1. The utility model adopts a woven mesh to replace the original perforated steel mesh. The through-hole rate of the woven mesh is higher than that of the perforated steel mesh, which can improve the drying and moisture regaining effect of the tobacco sheet re-baking machine and improve the air separation efficiency of the air separator;

[0036] 2. The utility model has a simple structure, is stable and reliable, has the potential benefits of improving equipment energy utilization and reducing equipment energy consumption, and brings more significant economic and environmental benefits to enterprises;

[0037] 3. The transmission mode of the utility model adopts chain transmission mode, which is similar to the original steel plate mesh transmission mode. The installation position of the chain ear remains unchanged, and the steel plate mesh and the woven mesh can be interchanged. Without changing the transmission structure of the existing tobacco slice re-baking machine or air distributor, the original equipment can be upgraded and reconstructed. Without complicated changes, the performance can be improved, which has high promotion value;

[0038] 4. The utility model can also be used in leaf threshing and re-baking lines or silk-making line air separators, and can also be used in dryers in the food industry, and is widely used;

[0039] 5. Due to the setting of the guard plate, the utility model can protect the material on the mesh belt and prevent the material from leaking;

[0040] 6. Since the material conveying net of the utility model adopts a woven net, the woven net can be installed as a whole net or in sections. The sectioned installation can reduce the difficulty of assembly, facilitate disassembly and assembly, and is conducive to subsequent maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0041] The specific implementation of the utility model is further described in detail below with reference to the accompanying drawings, wherein:

[0042] Figure 1 This is one of the use state diagrams of the utility model;

[0043] Figure 2 This is the second usage state diagram of the utility model;

[0044] Figure 3 This is the third use state diagram of the utility model;

[0045] Figure 4 It is one of the partial structural schematic diagrams of the utility model;

[0046] Figure 5 This is the second schematic diagram of the partial structure of the utility model;

[0047] Figure 6 It is one of the partial plan views of the utility model;

[0048] Figure 7 This is the second partial plan view of the utility model;

[0049] Among them, the numbers in the figure are: 1-driving shaft, 11-driving sprocket;

[0050] 2—passive shaft, 21—passive sprocket;

[0051] 3—Conveyor chain;

[0052] 4—Mounting plate;

[0053] 5—support mechanism, 51—support rod, 52—connecting plate;

[0054] 6—Material conveying network;

[0055] 7—guard plate;

[0056] 8—locking assembly;

[0057] 9—Materials. DETAILED DESCRIPTION

[0058] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the technical solution of the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that the embodiments and features in the embodiments of the present application can be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

[0059] As the instruction manual Figure 1 To the instruction manual Figure 6 The woven net conveying device of the tobacco sheet re-roasting machine shown in the figure comprises a driving shaft 1 and a driven shaft 2, and a driving sprocket 11 symmetrically installed on both sides of the driving shaft 1 and a driven sprocket 21 symmetrically installed on both sides of the driven shaft 2, a conveying chain 3 is installed between the driving sprocket 11 and the driven sprocket 21 on the same side, and also comprises:

[0060] Mounting plates 4 are respectively arranged on the inner sides of the two conveying chains 3;

[0061] Support mechanism 5, the support mechanism 5 is respectively connected to two opposite mounting plates 4;

[0062] A material conveying network 6, which is arranged around a plurality of supporting mechanisms 5 to form a closed loop;

[0063] Guard plates 7, which are symmetrically arranged above both ends of the material conveying net 6;

[0064] The locking assembly 8 passes through the guard plate 7, the material conveying net 6, and the supporting mechanism 5 in sequence and is detachably mounted on the mounting plate 4 as a whole.

[0065] Furthermore, there are multiple mounting plates 4 , and the opposite mounting plates 4 form a group, and each group of mounting plates 4 is connected to the two conveying chains 3 with equal or unequal distances.

[0066] Further, such as Figure 4 As shown, the cross section of the mounting plate 4 is L-shaped, and a plurality of mounting holes are provided on the mounting plate 4.

[0067] In the present invention, the mounting plate 4 is an angle steel or a chain attachment ear.

[0068] Further, such as Figure 4 As shown, the support mechanism 5 includes:

[0069] Support rod 51;

[0070] The connecting plate 52 is symmetrically connected to both ends of the support rod 51, wherein the connecting plate 52 is provided with connecting holes corresponding to the mounting holes of the mounting plate.

[0071] Specifically, Figure 4As shown, the support rod 51 is in a square or round columnar structure as a whole, and both ends of the support rod 51 are connected to the middle of the corresponding connecting plate 52;

[0072] The connecting plate 52 is an angle steel.

[0073] Further, such as Figure 1 and Figure 2 As shown, the material conveying net 6 is an integral structure or a mesh component formed by segmented assembly.

[0074] In the present invention, the material conveying net 6 can be installed as a whole net or in sections.

[0075] Segmented installation can reduce the difficulty of assembly, facilitate disassembly and assembly, and facilitate subsequent maintenance.

[0076] Further, such as Figure 4 and Figure 5 As shown, the guard plate 7 includes a guard plate body and a fixing plate vertically connected to the lower end of the guard plate body, wherein the fixing plate is provided with fixing holes corresponding to the mounting holes of the mounting plate.

[0077] In the utility model, the guard plate body is an isosceles trapezoidal plate with a long upper side and a short lower side, wherein the upper ends of the guard plate body are chamfered. The guard plate 7 is used to protect the material on the mesh belt and prevent the material from leaking.

[0078] Further, such as Figure 5 As shown, the locking assembly 8 includes a bolt and a nut, wherein the nut is screwed and installed on the end of the bolt to play a tightening and limiting role, wherein the bolt is a hexagonal bolt or a flat head bolt, and the nut is a hexagonal nut or a flat head nut.

[0079] In the present invention, the locking assembly 8 can also be installed by using rivets and double-hole washers in cooperation with each other.

[0080] Specifically, the material conveying net 6 is a woven net.

[0081] In summary, a more specific implementation method of the present invention is as follows:

[0082] Before using the woven mesh conveying device for tobacco sheet re-roasting machine of the above-mentioned design structure, the woven mesh conveying device for tobacco sheet re-roasting machine of the above-mentioned design structure needs to be installed as a spare.

[0083] The specific installation steps are: first, install the left and right driving sprockets 11 on both sides of the driving shaft 1; and install the left and right passive sprockets 21 on both sides of the passive shaft 2.

[0084] Then, the left and right conveyor chains 3 are installed between the driving sprocket 11 and the driven sprocket 21, and the two ends of the support rod 51 are connected to the inner side attachment ears of the left and right conveyor chains 3. The support rod 51 can be installed at the same pitch as the conveyor chains 3, or can be installed at intervals of the conveyor chains 3.

[0085] Next, the material conveying net 6 is installed on the support rod 51 through the locking assembly 8; the material conveying net 6 can be installed as a whole net or in sections. The sectioned installation can reduce the difficulty of assembly, facilitate disassembly and assembly, and facilitate subsequent maintenance.

[0086] Finally, the guard plate 7 is installed on the left and right sides above the material conveying net 6, and is connected to the inner ears of the left and right conveying chains 3 below the material conveying net 6. At the same time, the locking assembly 8 is used to sequentially pass through the guard plate 7 and the material conveying net 6, and the support mechanism 5 and the mounting plate 4 are detachably installed as a whole. At this point, the installation of the utility model is completed.

[0087] After the utility model is installed, it can be carried to a designated working position by corresponding carrying equipment or directly by hand for use.

[0088] When in use, start the utility model to start working. During operation, when the driving shaft 1 rotates, it drives the driving sprocket 11 to rotate, the passive sprocket 21 is meshed with the driving sprocket 11, and the left and right conveying sprockets follow the driving sprocket 11 to rotate, thereby driving the support rod 51 and the material conveying net 6 of the utility model to move, and realize the conveying of the material 9. During the above-mentioned entire implementation process, the utility model adopts the material conveying net 6, and the through-porosity rate of the material conveying net 6 is higher than that of the punched steel plate net, which can improve the drying and moisture regain effects, and has the potential benefits of improving the energy utilization rate of the equipment and reducing the energy consumption of the equipment. At the same time, the conveying net can be installed as a whole net, or it can be installed in sections. The sectioned installation can reduce the difficulty of assembly, facilitate disassembly and assembly, and is conducive to subsequent maintenance.

[0089] During the above working process, the operator needs to observe the running status of the utility model. If one or several parts become loose due to long-term work, the operator needs to stop and perform corresponding maintenance work according to the actual situation.

[0090] Finally, as time goes by, when the material 9 is transported, the operator only needs to close the utility model to stop working, and then clean or repair the various components of the utility model to prepare for the next cycle.

[0091] In summary, the utility model has the following advantages in a specific implementation manner:

[0092] 1. The utility model has a simple structure, a reasonable device design, and a simpler, more reliable, and lower-cost transmission structure. The original perforated steel plate mesh is limited by the punching rate, the through-hole rate is about 31%, the wind resistance is large, and the drying and moisture regain effects are limited.

[0093] 2. The perforation rate of the woven mesh of the utility model is higher than that of the punched steel mesh, which can improve the drying and moisture regaining effects, and has the potential benefits of improving the energy utilization rate of the equipment and reducing the energy consumption of the equipment. At the same time, the conveying net can be installed as a whole net or in sections. The sectioned installation can reduce the difficulty of assembly, facilitate disassembly and assembly, and facilitate subsequent maintenance.

[0094] Finally, it should be noted that the above is only a preferred embodiment of the utility model, and does not limit the utility model in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the utility model without departing from the content of the technical solution of the utility model still belongs to the protection scope of the technical solution of the utility model.

Claims

1. A woven net conveying device for a tobacco sheet re-roasting machine, comprising a driving shaft (1) and a driven shaft (2), and a driving sprocket (11) symmetrically mounted on both sides of the driving shaft (1) and a driven sprocket (21) symmetrically mounted on both sides of the driven shaft (2), wherein a conveying chain (3) is mounted between the driving sprocket (11) and the driven sprocket (21) on the same side, and characterized in that: Also includes: A mounting plate (4), the mounting plates (4) being arranged opposite to each other on the inner sides of the two conveying chains (3); A supporting mechanism (5), the supporting mechanism (5) being respectively connected to two opposite mounting plates (4); A material conveying network (6), the material conveying network (6) is arranged around a plurality of supporting mechanisms (5) to form a closed loop; Guard plates (7), the guard plates (7) are symmetrically arranged above both ends of the material conveying net (6); The locking assembly (8) sequentially passes through the guard plate (7), the material conveying net (6) and the supporting mechanism (5) and is detachably mounted on the mounting plate (4) as a whole.

2. A woven net conveying device for a tobacco sheet re-roasting machine according to claim 1, characterized in that: The mounting plates (4) are multiple, and the opposite mounting plates (4) form a group. Each group of mounting plates (4) is connected to the two conveying chains (3) at equal or unequal distances.

3. The woven mesh conveying device for tobacco sheet re-roasting machine according to claim 1, characterized in that: The cross section of the mounting plate (4) is L-shaped, and a plurality of mounting holes are provided on the mounting plate (4).

4. The woven mesh conveying device for a tobacco sheet re-roasting machine according to claim 1, characterized in that: The supporting mechanism (5) comprises: Support rod (51); A connecting plate (52) is symmetrically connected to both ends of the support rod (51), wherein the connecting plate (52) is provided with connecting holes corresponding to the mounting holes of the mounting plate.

5. The woven mesh conveying device for tobacco sheet re-roasting machine according to claim 4, characterized in that: The support rod (51) is in the form of a square or circular column as a whole, and both ends of the support rod (51) are connected to the middle of the corresponding connecting plate (52); The connecting plate (52) is an angle steel.

6. The woven mesh conveying device for tobacco sheet redrying machine according to claim 1, characterized in that: The material conveying net (6) is an integral structure or a net-shaped component formed by assembling sections.

7. The woven mesh conveying device for tobacco sheet re-roasting machine according to claim 1, characterized in that: The guard plate (7) comprises a guard plate body and a fixing plate vertically connected to the lower end of the guard plate body, wherein the fixing plate is provided with fixing holes corresponding to the mounting holes of the mounting plate.

8. The woven mesh conveying device for tobacco sheet re-roasting machine according to claim 1, characterized in that: The locking assembly (8) comprises a bolt and a nut, wherein the nut is screwed and installed on the end of the bolt to play a role of tightening and limiting, wherein the bolt is a hexagonal bolt or a flat-head bolt, and the nut is a hexagonal nut or a flat-head nut.

9. The woven mesh conveying device for tobacco sheet re-roasting machine according to claim 1, characterized in that: The material conveying net (6) is a woven net.

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