CN117067345A

CN117067345A - Automatic spreading machine

Info

Publication number: CN117067345A
Application number: CN202310957708.5A
Authority: CN
Inventors: 王新光; 费菲; 薛柏松
Original assignee: Qingdao Leisentol Environmental Protection Technology Co ltd
Current assignee: Qingdao Leisentol Environmental Protection Technology Co ltd
Priority date: 2023-08-01
Filing date: 2023-08-01
Publication date: 2023-11-17

Abstract

The application relates to the technical field of tray processing equipment, in particular to an automatic spreading machine which comprises a frame, a feeding assembly, a leveling assembly, a spraying assembly and a waste recycling assembly, wherein the feeding assembly is arranged on the frame; the automatic feeding is realized in the production process of the tray, the materials are conveyed to the mould, the materials paved on the mould are leveled and uniform through the leveling component, the materials paved on the upper mould and the lower mould are sprayed through the spraying component after the spreading is finished, then mould pressing is carried out, the mould is convenient to demould after spraying, and meanwhile, redundant or scattered materials are collected and recovered through the waste recovery component, so that the full-automatic production and processing of the tray, particularly the tray taking particles such as sawdust and straw as main raw materials, is realized, the automation degree is high, the operation is more convenient, the manual operation is reduced, the manual labor intensity is reduced, and the processing efficiency is effectively improved; the automatic spreading machine can also lead the spreading of materials on the die to be more uniform, and improve the processing quality of the tray.

Description

Automatic spreading machine

Technical Field

The application relates to the technical field of tray processing equipment, in particular to an automatic spreading machine.

Background

In the technical field of tray processing, in particular to a wooden tray obtained by adopting wood chip particles, plant straw particles and the like as raw materials for compression molding, which not only can meet the requirements of cargo carrying, storage and transportation, but also is more environment-friendly and widely applied in the industry of multiple industries. In the processing process of the wooden tray, the mixed materials such as wood dust, straw and the like are required to be evenly laid in a die for compression molding. However, in the prior art, the mixed materials are usually placed on a die manually and are laid flat, so that a plurality of workers are needed for cooperation, the labor intensity is high, and the working efficiency is low; and the uniformity of the spreading can influence the processing quality of the tray, so that the consistency of manual operation is difficult to ensure. Based on the above-mentioned problems, the prior art is therefore in need of further improvement.

Disclosure of Invention

The application aims to provide an automatic spreading machine so as to solve the problems in the prior art.

In order to solve the technical problems, the technical scheme provided by the application is as follows: the utility model provides an automatic spreading machine, include frame, material loading subassembly, feeding subassembly, level and smooth subassembly, spray the subassembly and waste recovery subassembly, the feeding subassembly sets up on the frame top for the material loading of material, feeding subassembly sets up the below at the feeding subassembly for the transport of material, level and smooth the subassembly and correspond the end that sets up at feeding subassembly for the spreading of material, spray the subassembly setting in one side of leveling the subassembly for the spraying of material and mould, waste recovery subassembly sets up in the frame bottom for waste recovery.

On the basis of the technical scheme, the feeding assembly comprises a feeding groove, a feeding shaft and blades, wherein the feeding shaft is arranged in the feeding groove and driven to rotate by a first driving mechanism, the blades are fixedly arranged on the outer side wall of the feeding shaft and are spirally arranged along the axial direction, a feeding hole is formed in the bottom of the feeding groove, and the feeding hole is correspondingly formed in the upper portion of the feeding assembly.

On the basis of the technical scheme, the feeding assembly further comprises a feeding mechanism, the feeding mechanism comprises a sealing plate and a second driving mechanism, the sealing plate is matched with the feeding hole and correspondingly arranged on one side of the feeding hole, and the second driving mechanism is fixedly arranged on the outer side wall of the feeding groove and drives the sealing plate to slide.

On the basis of the technical scheme, the feeding assembly comprises a first conveying belt, a third driving mechanism and a stirring conveying mechanism, wherein the first conveying belt is correspondingly arranged below the feeding assembly, the third driving mechanism drives the first conveying belt to be rotationally connected with the frame, and the stirring conveying mechanism is arranged above the first conveying belt and is located on one side of the feeding assembly and used for stirring and conveying materials.

On the basis of the technical scheme, the third driving mechanism comprises a first motor, a first driving roller and a first driven roller, the first motor is fixedly arranged on the frame, the first driving roller is driven to rotate by the first motor, the first conveyor belt is sleeved on the first driving roller and the first driven roller, and the first driven roller is driven to rotate by the first driving roller through the first conveyor belt.

On the basis of the technical scheme, the stirring conveying mechanism comprises a roll shaft, stirring teeth and a fourth driving mechanism, wherein the roll shaft is uniformly provided with a plurality of stirring teeth and is sequentially arranged from a feeding hole to a first conveyor belt in an inclined mode, the stirring teeth are uniformly distributed along the circumferential direction and the axial direction of the roll shaft, and the fourth driving mechanism drives the roll shaft to rotate and be connected with the frame.

On the basis of the technical scheme, the leveling assembly comprises rake teeth and a rotating shaft, a plurality of groups of rake teeth are uniformly arranged along the circumferential direction and the axial direction of the rotating shaft, and the rotating shaft is rotationally connected with the frame and is driven to rotate by a fifth driving mechanism.

On the basis of the technical scheme, the leveling assembly further comprises an adjusting mechanism, the adjusting mechanism comprises a mounting frame, nuts and a screw rod, the mounting frame is symmetrically arranged on two sides of the frame, two ends of the rotating shaft are rotationally connected with the mounting frame, the screw rod is arranged on the top end of the mounting frame and rotationally connected with the mounting frame, and the screw rod is provided with the nuts in the frame and is in threaded connection with the nuts.

On the basis of the technical scheme, the spray assembly comprises a first water pipe, a second water pipe and a spray header, wherein the first water pipe and the second water pipe are both rotationally connected with the frame, and the spray header is uniformly provided with a plurality of spray headers on the first water pipe and the second water pipe.

On the basis of the technical scheme, the waste recycling assembly comprises a third motor, a second driving roller, a second conveying belt and a second driven roller, the third motor drives the second driving roller to rotate, the second driving roller drives the second driven roller to rotate through the second conveying belt, the second conveying belt is rotationally connected with the frame, and the head end of the second conveying belt is located below the leveling assembly.

The technical scheme provided by the application has the beneficial effects that:

the application provides an automatic spreading machine, which is characterized in that a feeding assembly, a leveling assembly, a spraying assembly and a waste recycling assembly are arranged on a rack, so that automatic feeding is realized in the production process of a tray, materials are conveyed to a die, the materials paved on the die are leveled and uniformly spread through the leveling assembly, the materials paved on the upper die and the lower die are sprayed through the spraying assembly after spreading is finished, then mould pressing is carried out, the demoulding of the die is facilitated after spraying, and meanwhile, redundant or scattered materials are collected and recycled through the waste recycling assembly, so that the full-automatic production and processing of the tray, especially the tray taking wood dust, straw and other particles as main raw materials are realized, the automation degree is high, the operation is more convenient, the manual operation is reduced, the manual labor intensity is reduced, and the processing efficiency is effectively improved; meanwhile, the automatic spreading machine can ensure that the material on the die spreads more uniformly, and improves the processing quality of the tray.

Drawings

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a schematic perspective view of another angle of the present application;

FIG. 3 is a schematic view of a part of an exploded view of a loading assembly according to the present application;

FIG. 4 is a schematic perspective view of a feed assembly according to the present application;

FIG. 5 is a schematic view of a perspective view of another angle of the feed assembly of the present application;

FIG. 6 is a schematic view of the configuration of the leveling assembly and the shower assembly of the present application;

FIG. 7 is a schematic view of the construction of the waste reclamation assembly of the present application;

Detailed Description

The application is further illustrated by the following examples in conjunction with the accompanying drawings:

in the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present application, it should be understood that the terms "left", "right", "front", "rear", "top", "bottom", and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

As shown in fig. 1 to 7, an automatic spreading machine comprises a frame 1, a feeding component 2, a feeding component 3, a leveling component 4, a spraying component 5 and a waste recycling component 6, wherein the feeding component 2 is arranged at the top end of the frame 1 and used for feeding materials, the feeding component 3 is arranged below the feeding component 2 and used for conveying the materials, the leveling component 4 is correspondingly arranged at the tail end of the feeding component 3 and used for leveling the materials, the spraying component 5 is arranged on one side of the leveling component 4 and used for spraying materials and molds, and the waste recycling component 6 is arranged at the bottom end of the frame 1 and used for recycling the waste materials.

The application provides an automatic spreading machine, which is characterized in that a feeding component 2, a feeding component 3, a leveling component 4, a spraying component 5 and a waste recycling component 6 are arranged on a rack, so that automatic feeding is realized in the production process of a tray, materials are conveyed to a die, the materials paved on the die are leveled and evenly distributed through the leveling component 4, the materials paved on the upper die and the lower die are sprayed through the spraying component 5 after spreading is finished, then mould pressing is carried out, demoulding of the die is facilitated after spraying, and meanwhile, redundant or scattered materials are collected and recycled through the waste recycling component 6, so that full-automatic production and processing of the tray, especially the tray taking particles such as wood dust, straw and the like as main raw materials are realized, the automation degree is high, the operation is more convenient, the manual operation is reduced, the manual labor intensity is reduced, and the processing efficiency is effectively improved; meanwhile, the automatic spreading machine can ensure that the material on the die spreads more uniformly, and improves the processing quality of the tray.

On the basis of the technical scheme, the feeding assembly 2 comprises a feeding groove 21, a feeding shaft 22 and blades 23, wherein the feeding shaft 22 is arranged in the feeding groove 21 and driven to rotate by a first driving mechanism 24, the blades 23 are fixedly arranged on the outer side wall of the feeding shaft 22 and are spirally arranged along the axial direction, a feeding hole 25 is formed in the bottom of the feeding groove 21, and the feeding hole 25 is correspondingly formed in the upper portion of the feeding assembly 3.

Preferably, the feeding device further comprises a feeding barrel 26, one end of the feeding barrel 26 is connected with the feeding hole 25 in a penetrating mode, and the other end of the feeding barrel is arranged on the frame 1 and located above the feeding assembly 3.

Preferably, the first driving mechanism 24 is configured as a driving motor or a combination mode of the driving motor and a belt transmission mechanism or a combination mode of the driving motor and a gear transmission mechanism, and is only required to drive the feeding shaft to rotate; more preferably, the first driving mechanism 24 is provided as a driving motor in the present embodiment.

On the basis of the technical scheme, the feeding assembly 2 further comprises a feeding mechanism, the feeding mechanism comprises a sealing plate 27 and a second driving mechanism 28, the sealing plate 27 is matched with the feeding hole 25 and correspondingly arranged on one side of the feeding hole 25, and the second driving mechanism 28 is fixedly arranged on the outer side wall of the feeding groove 21 and drives the sealing plate 27 to slide.

Preferably, the second driving mechanism 28 is configured as a cylinder or an electric push rod; the sealing plate 27 can be driven to slide, the feeding port 25 is opened or closed, feeding is carried out according to the requirement of actual material quantity, and the practicability is better. More preferably, the second driving mechanism 28 is provided as a cylinder in the present embodiment.

The automatic feeding of the raw materials required by tray processing can be realized through the feeding component 2; specifically, the material is input from one end of the feeding groove 21, and the feeding shaft 22 and the helically arranged blades 23 arranged on the feeding shaft rotate to convey the material to a feeding hole 25 arranged on the feeding groove 21; when the feeding assembly 2 does not work, the sealing plate 27 is located at the feeding opening 25, when feeding operation is needed, namely after materials are input, the second driving mechanism 28 drives the sealing plate 27 to move, the sealing plate 27 is pulled out from the position of the feeding opening 25, the materials enter the feeding cylinder 26 from the feeding opening 25, and the materials fall onto the feeding assembly 3 to be fed, so that an automatic feeding process is completed. After the primary feeding is completed, the sealing plate 27 is driven by the second driving mechanism 28 to seal the feeding hole 25, so that continuous feeding or intermittent feeding can be realized, and the operation is performed according to actual requirements, so that the use is more convenient.

On the basis of the technical scheme, the feeding assembly 3 comprises a first conveying belt 31, a third driving mechanism and a stirring conveying mechanism 32, wherein the first conveying belt 31 is correspondingly arranged below the feeding assembly 2, the third driving mechanism drives the first conveying belt 31 to be rotationally connected with the frame 1, and the stirring conveying mechanism 32 is arranged above the first conveying belt 31 and is positioned on one side of the feeding assembly 2 and used for stirring and conveying materials. Specifically, the first conveyor belt 31 is disposed below the feed inlet 25, and the stirring and conveying mechanism 32 is correspondingly disposed at one side of the feed inlet 25.

On the basis of the technical scheme, the third driving mechanism comprises a first motor 33, a first driving roller 34 and a first driven roller 35, the first motor 33 is fixedly arranged on the frame 1, the first driving roller 34 is driven to rotate by the first motor 33, the first conveyor belt 31 is sleeved on the first driving roller 34 and the first driven roller 35, and the first driven roller 35 is driven to rotate by the first driving roller 34 through the first conveyor belt 31.

On the basis of the above technical scheme, the stirring and conveying mechanism 32 comprises a roller shaft 321, stirring teeth 322 and a fourth driving mechanism, the roller shaft 321 is uniformly provided with a plurality of stirring teeth 322 and is sequentially arranged from the feeding hole 25 to the first conveyor belt 31 in an inclined manner, the stirring teeth 322 are uniformly distributed along the circumferential direction and the axial direction of the roller shaft 321, and the fourth driving mechanism drives the roller shaft 321 to be rotationally connected with the frame 1.

Preferably, the fourth driving mechanism is arranged in a mode of a plurality of driving motors or driving motors and a belt transmission structure or a driving motor and a multi-gear transmission structure or a driving motor and a gear chain transmission structure, and drives the plurality of shaft rollers to synchronously rotate. More preferably, in this embodiment, the fourth driving mechanism adopts a mode that a driving motor and a gear chain transmission structure are matched to drive the multi-axis rollers to synchronously rotate, specifically, the fourth driving mechanism includes a second motor 323, a speed reducer 324, a main gear 325 and a slave gear 326, the second motor 323 is fixedly arranged on the frame 1 and drives the main gear 325 to rotate through the speed reducer 324, two slave gears 326 are arranged on the shaft rollers 321, one slave gear 326 is driven by the main gear 325 through a chain to rotate, and the other slave gear 326 is driven by the chain to rotate the slave gear 326 on the adjacent shaft rollers; therefore, each of the shaft rollers 321 is provided with two slave gears 326, it can be understood that one slave gear is provided on the last shaft roller, that is, one slave gear can be driven to rotate by the adjacent slave gear through the chain, and correspondingly, the plurality of shaft rollers are sequentially and correspondingly provided to realize synchronous rotation of the multi-shaft rollers.

When the stirring device works, the second motor 323 is started to drive the main gear 325 to rotate, synchronous rotation of the shaft rollers 321 is realized through the slave gears 326 and the chains, and the stirring teeth 322 fixedly arranged on the shaft rollers 321 stir and convey the mixed materials coming out of the feed inlet 25 and the feed cylinder 26. Simultaneously, the materials falling onto the first conveyor belt 31 in the feed inlet 25 can form accumulation in a short time and have a certain height, so that the accumulated materials can be conveniently scraped off and further stirred and mixed through the plurality of shaft rollers 321 and the stirring teeth 322 which are in an inclined state and the first conveyor belt 31 has a better auxiliary effect on conveying the materials.

On the basis of the technical scheme, the leveling assembly 4 comprises rake teeth 41 and a rotating shaft 42, wherein a plurality of groups of rake teeth 41 are uniformly arranged along the circumferential direction and the axial direction of the rotating shaft 42, and the rotating shaft 42 is rotationally connected with the frame 1 and is driven to rotate by a fifth driving mechanism 43.

Specifically, the fifth driving mechanism 43 is configured as a driving motor. The fifth driving mechanism 43 is started to drive the rotating shaft 42 to rotate, so that the rake teeth 41 on the fifth driving mechanism are driven to rotate, the plurality of groups of rake teeth 41 which are uniformly distributed rake the materials conveyed to the die, the materials on the die are spread more uniformly, and the processing quality of the tray is guaranteed.

On the basis of the technical scheme, the leveling assembly 4 further comprises an adjusting mechanism, the adjusting mechanism comprises a mounting frame 44, nuts 45 and a screw rod 46, the mounting frame 44 is symmetrically arranged on two sides of the frame 1, two ends of the rotating shaft 42 are rotationally connected with the mounting frame 44, the screw rod 46 is arranged on the top end of the mounting frame 44 and rotationally connected with the top end of the mounting frame, the nuts 45 are arranged on the frame 1, and the screw rod 46 is in threaded connection with the nuts (45).

Through being provided with adjustment mechanism, can adjust the axis of rotation and go up the position of rake teeth according to the shop material demand of different thickness materials, can also be applicable to the mould operation of co-altitude not only simultaneously, can not only make the material spread more evenly, still have better suitability, be applicable to the even laying of the material of different thickness. Specifically, the rotation shaft 42 is rotationally connected with the mounting frame 44 through a bearing, the bottom end of the screw rod 46 is rotationally connected with the top end of the mounting frame 44, the top end of the screw rod 46 is provided with a rotating handle, the nut 45 is fixedly arranged on the frame 1 through a nut seat, when the positions of the rotation shaft 42 and the rake teeth 41 need to be adjusted, the rotating handle is rotated to drive the screw rod 46 to rotate, and the screw rod 46 can move in the vertical direction due to the threaded connection of the screw rod 46 and the nut 45, so that the position of the mounting frame 44 and the rotation shaft 42 connected with the mounting frame is driven to change, and the adjustment process is completed.

Through being provided with leveling component 4 and rake teeth 41's height and the adaptation of follow-up mould top terminal surface at the end of feeding component 3, constantly carry the material to the mould at feeding component 3, level component 4 work in the continuous back removal of mould in-process, rake teeth 41 on it constantly rotate under the drive of axis of rotation 42 and fifth actuating mechanism 43, level the material on the mould, improve the roughness that the material spread. More preferably, adjusting mechanisms are arranged on two sides of the leveling assembly 4, namely, the rotating shaft 42 is driven to move up and down in a driving mode of a nut screw pair, the height position of the rotating shaft 42 is adjusted, and the leveling assembly is suitable for uniformly paving materials with different thicknesses and has higher applicability.

On the basis of the technical scheme, the spray assembly 5 comprises a first water pipe 51, a second water pipe 52 and a spray header 53, wherein the first water pipe 51 and the second water pipe 52 are rotationally connected with the frame 1, and the spray header 53 is uniformly provided with a plurality of spray headers on the first water pipe 51 and the second water pipe 52.

The spraying assembly 5 is arranged to automatically spray materials or molds, so that the demolding operation of the tray is facilitated; the first water pipe 51 and the second water pipe 52 are driven to rotate through the driving motor, so that different angles are adjusted by the spray heads 53 arranged on the first water pipe 51 and the spray heads arranged on the first water pipe, the upper die of a subsequent die pressing die is sprayed on one hand, and the second water pipe 52 and the spray heads arranged on the second water pipe can spray water on materials paved on the lower die of the die pressing die, so that the die releasing operation of the tray is facilitated after die closing and die pressing of the upper die and the lower die is finished, and the die pressing device is more convenient to use.

On the basis of the above technical solution, the waste recycling assembly 6 includes a third motor 61, a second driving roller 62, a second conveyor belt 63 and a second driven roller 64, the third motor 61 drives the second driving roller 62 to rotate, the second driving roller 62 drives the second driven roller 64 to rotate through the second conveyor belt 63, the second conveyor belt 63 is rotationally connected with the frame 1, and the head end of the second conveyor belt 63 is located below the leveling assembly 4.

The waste recycling component 6 is further arranged in the embodiment, the waste recycling component is correspondingly arranged below the leveling component 4 and the feeding component 3, the leveling component 4 is used for collecting and recycling redundant materials on a conveying belt in the material or feeding component which falls down in the process of uniformly spreading the materials on the die, and the operation is more convenient. Preferably, the second conveyor belt 63 is disposed obliquely to the frame 1; the inclined second conveyor belt 63 can effectively solve the problem that the end materials are scattered, and is more convenient for collecting the materials.

Preferably, a plurality of rollers 65 are disposed between the second driving roller 62 and the second driven roller 64, the rollers 65 are disposed on the frame 1 through support rods 66, and in the case that the second conveyor belt 63 is long, smooth conveyance of the conveyor belt can be effectively assisted.

The above-mentioned head end and tail end are defined according to the direction of material conveying, and are only for convenience of description of the present technical solution, and do not limit the present application.

While the basic principles and main features of the present application have been shown and described above, it will be apparent to those skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, and thus the embodiments should be regarded as illustrative rather than restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides an automatic spreading machine, its characterized in that includes frame (1), material loading subassembly (2), feeding subassembly (3), levels subassembly (4), sprays subassembly (5) and waste recovery subassembly (6), material loading subassembly (2) set up on frame (1) top for the material's material loading, feeding subassembly (3) set up the below at material loading subassembly (2) for the transport of material, level subassembly (4) correspond the end that sets up at feeding subassembly (3) for the shop of material, spray one side that subassembly (4) were leveled in setting up in spraying of subassembly (4) for material and mould, waste recovery subassembly (6) set up in frame (1) bottom for waste recovery.

2. An automatic spreading machine according to claim 1, wherein the feeding assembly (2) comprises a feeding groove (21), a feeding shaft (22) and blades (23), the feeding shaft (22) is arranged in the feeding groove (21) and is driven to rotate by a first driving mechanism (24), the blades (23) are fixedly arranged on the outer side wall of the feeding shaft (22) and are spirally arranged along the axial direction, a feeding opening (25) is arranged at the bottom of the feeding groove (21), and the feeding opening (25) is correspondingly arranged above the feeding assembly (3).

3. An automatic spreading machine according to claim 2, wherein the feeding assembly (2) further comprises a feeding mechanism, the feeding mechanism comprises a sealing plate (27) and a second driving mechanism (28), the sealing plate (27) is matched with the feeding hole (25) and is correspondingly arranged on one side of the feeding hole (25), and the second driving mechanism (28) is fixedly arranged on the outer side wall of the feeding groove (21) and drives the sealing plate (27) to slide.

4. An automatic spreading machine according to claim 1, wherein the feeding assembly (3) comprises a first conveyor belt (31), a third driving mechanism and a stirring and conveying mechanism (32), the first conveyor belt (31) is correspondingly arranged below the feeding assembly (2), the third driving mechanism drives the first conveyor belt (31) to be rotationally connected with the frame (1), and the stirring and conveying mechanism (32) is arranged above the first conveyor belt (31) and is positioned on one side of the feeding assembly (2) for stirring and conveying materials.

5. An automatic spreading machine according to claim 4, wherein the third driving mechanism comprises a first motor (33), a first driving roller (34) and a first driven roller (35), the first motor (33) is fixedly arranged on the frame (1), the first driving roller (34) is driven to rotate by the first motor (33), the first conveyor belt (31) is sleeved on the first driving roller (34) and the first driven roller (35), and the first driven roller (35) is driven to rotate by the first driving roller (34) through the first conveyor belt (31).

6. The automatic spreading machine according to claim 4, wherein the stirring and conveying mechanism (32) comprises a roller shaft (321), stirring teeth (322) and a fourth driving mechanism, the roller shaft (321) is uniformly provided with a plurality of stirring teeth and is sequentially arranged from the feeding hole (25) to the first conveyor belt (31) in an inclined manner, the stirring teeth (322) are uniformly distributed along the circumferential direction and the axial direction of the roller shaft (321), and the fourth driving mechanism drives the roller shaft (321) to be rotationally connected with the frame (1).

7. An automatic spreading machine according to claim 1, characterized in that the levelling assembly (4) comprises rake teeth (41) and a rotating shaft (42), the rake teeth (41) are uniformly provided with a plurality of groups along the circumferential direction and the axial direction of the rotating shaft (42), and the rotating shaft (42) is rotationally connected with the frame (1) and is driven to rotate by a fifth driving mechanism (43).

8. The automatic spreading machine according to claim 7, wherein the leveling assembly (4) further comprises an adjusting mechanism, the adjusting mechanism comprises a mounting frame (44), nuts (45) and a screw (46), the mounting frame (44) is symmetrically arranged on two sides of the frame (1), two ends of the rotating shaft (42) are rotationally connected with the mounting frame (44), the screw (46) is arranged on the top end of the mounting frame (44) and rotationally connected with the mounting frame, the nuts (45) are arranged on the frame (1), and the screw (46) is in threaded connection with the nuts (45).

9. An automatic spreading machine according to claim 1, wherein the spray assembly (5) comprises a first water pipe (51), a second water pipe (52) and a spray header (53), the first water pipe (51) and the second water pipe (52) are both rotatably connected with the frame (1), and the spray header (53) is uniformly provided with a plurality of spray headers on the first water pipe (51) and the second water pipe (52).

10. An automatic spreading machine according to claim 1, wherein the waste recycling assembly (6) comprises a third motor (61), a second driving roller (62), a second conveyor belt (63) and a second driven roller (64), the third motor (61) drives the second driving roller (62) to rotate, the second driving roller (62) drives the second driven roller (64) to rotate through the second conveyor belt (63), the second conveyor belt (63) is rotatably connected with the frame (1), and the head end of the second conveyor belt (63) is located below the leveling assembly (4).