CN218977327U

CN218977327U - Roller cutting device of caragana microphylla stubble cutting harvester

Info

Publication number: CN218977327U
Application number: CN202222028652.9U
Authority: CN
Inventors: 郝志辉; 仉英齐; 臧智雄; 汤磊; 马文亮; 冯剑; 董志强; 王晓磊; 张树园; 王万光; 王小禹; 布库; 李大伟; 王鹏飞
Original assignee: Inner Mongolia Yiji Group North Industrial Co ltd
Current assignee: Inner Mongolia Yiji Group North Industrial Co ltd
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2023-05-09
Anticipated expiration: 2032-08-03

Abstract

The utility model discloses a roller cutting device of a caragana microphylla stubble cutting harvester, which comprises a side plate, an upper grass roller, a lower grass roller, a bed knife assembly and a cutter assembly; a grass discharging roller, a bed knife assembly and a cutter assembly are sequentially arranged between the two side plates from front to back; the upper grass roller is positioned above the lower grass roller to form a channel for the caragana microphylla to pass through; a gap is arranged between the lower grass roller and the upper grass roller, the gap is adjustable, and the bottom knife assembly is matched with the cutter assembly to cut caragana microphylla; the grass feeding roller can slide up and down through the opposite side plates; the bed knife assembly is fixedly connected with the side plate. According to the biological characteristics and the subsequent use requirements of the caragana microphylla, the utility model designs the roller cutting device suitable for smashing the caragana microphylla, has the advantages of stable structure, low failure rate, high cutting efficiency, good cutting quality and the like, and can greatly improve the cutting efficiency and the use quality of the caragana microphylla.

Description

Roller cutting device of caragana microphylla stubble cutting harvester

Technical Field

The utility model belongs to the technical field of caragana microphylla harvesting, and particularly relates to a roller cutting device of a caragana microphylla stubble cutting harvester.

Background

The caragana microphylla has obvious functions of water and soil conservation, wind prevention and sand fixation; the nutrition value is rich, and the feed can be used as excellent feed; the fuel contains grease and can be used as biomass fuel. The roller cutting device of the harvester is one of important working parts of the harvester, and the functions of compacting, feeding, cutting and throwing the caragana microphylla are required to be completed. At present, in the automatic caragana microphylla harvesting equipment, a roller blanking device is complex in structure and high in failure rate, and the cutting effect on the caragana microphylla is poor.

Firstly, in the existing caragana microphylla harvesting equipment, many of the caragana microphylla harvesting equipment is improved by silage harvesting equipment, so that the caragana microphylla harvesting equipment is not suitable for cutting caragana microphylla, the cutting efficiency is low, the cutting effect is poor, the structure of a roller blanking device is complex, the failure rate is high, and the structure of a product is unstable;

secondly, the roller blanking device used by the domestic independently developed harvesting equipment has the defects of blockage, different shredding lengths, incapability of throwing and the like.

Disclosure of Invention

The utility model provides a roller cutting device of a caragana microphylla stubble cutting harvester, which aims to solve the technical problems that: solves the problem that the roller cutting device of the prior caragana microphylla harvester does not effectively, reasonably and efficiently realize compaction, transportation and chopping of caragana microphylla in the harvesting process.

In order to solve the technical problems, the utility model provides a roller cutting device of a caragana microphylla stubble cutting harvester, which is characterized in that: comprises a side plate, an upper grass roller, a lower grass roller, a bed knife assembly 6 and a cutter assembly 7; a grass discharging roller, a bed knife assembly 6 and a cutter assembly 7 are sequentially arranged between the two side plates 1 from front to back; the upper grass roller is positioned above the lower grass roller to form a channel for the caragana microphylla to pass through; a gap is arranged between the lower grass roller and the upper grass roller, the gap is adjustable, and the bottom knife assembly 6 is matched with the cutter assembly 7 to cut caragana microphylla; the grass feeding roller can slide up and down through the opposite side plates; the bed knife assembly 6 is fixedly connected with the side plate 1.

The beneficial effects are that: according to the biological characteristics and the subsequent use requirements of the caragana microphylla, the utility model designs the roller cutting device suitable for smashing the caragana microphylla, has the advantages of stable structure, low failure rate, high cutting efficiency, good cutting quality and the like, and can greatly improve the cutting efficiency and the use quality of the caragana microphylla. After the device is adopted, only one machine is needed to connect the header and the fan together, so that the harvesting, conveying, crushing and throwing of the caragana microphylla are realized. The utility model greatly improves the cutting efficiency of the caragana microphylla, saves the link of post-treatment of the caragana microphylla, well connects the cutting table with the fan, and improves the comprehensive efficiency of caragana microphylla harvesting.

Drawings

FIG. 1 is a schematic view of the structure of the present utility model

FIG. 2 is a schematic view of the present utility model with one side plate removed;

FIG. 3 is a drawing of a grass roller

FIG. 4 is a drawing of a grass laying roller

FIG. 5 is a bottom blade assembly view

FIG. 6 is a diagram of a seat assembly

Figure 7 is a view of a cutter assembly.

Detailed Description

To make the objects, contents and advantages of the present utility model more apparent, the following detailed description of the specific embodiments of the present utility model will be given.

The utility model provides a roller cutting device of a caragana microphylla stubble cutting harvester, which comprises a side plate 1, a first upper grass roller 2, a first lower grass roller 3, a second lower grass roller 4, a third lower grass roller 5, a bottom knife assembly 6, a cutter assembly 7, a cover plate 8, a third upper grass roller 9, a second upper grass roller 10, a transmission system 11 and a seat assembly 12;

a grass discharging roller, a bed knife assembly 6 and a cutter assembly 7 are sequentially arranged between the two side plates 1 from front to back; the upper grass roller is positioned above the lower grass roller to form a channel for the caragana microphylla to pass through; the grass feeding roller can slide up and down relative to the side plates through springs; a gap is arranged between the lower grass roller and the upper grass roller, and the gap is adjustable, so that the caragana microphylla is ensured to be in a clamping state when passing through; the bottom knife assembly 6 is matched with the cutter assembly 7 to cut the caragana microphylla.

The first grass feeding roller 2, the third grass feeding roller 9 and the second grass feeding roller 10 have the same structure and are formed by welding steel pipes, baffle plates, support plates and grass roller shafts, a plurality of support plates are uniformly welded on the steel pipes, and the support plates are parallel to the steel pipe shafts; the baffles are fixed at two ends of the steel pipe, and the grass roll shafts penetrate through the steel pipe and are fixedly connected with the baffles; penetrating into corresponding holes of the side plate 1 after the integral welding is finished, mounting the bearing blocks on the side plate by bolts, and sequentially mounting the bearing blocks front and back, wherein the bearing blocks, the bearings and the grass roller are convenient to maintain in a subsequent mode of bolt connection;

the first grass roller 3, the second grass roller 4 and the third grass roller 5 have the same structure and are formed by welding steel pipes, baffles and grass roller shafts, the baffles are fixed at two ends of the steel pipes, and the grass roller shafts penetrate through the steel pipes and are fixedly connected with the baffles. Penetrating into corresponding holes of the side plate 1 after the integral welding is finished, mounting the bearing blocks on the side plate by bolts, and sequentially mounting the bearing blocks front and back, wherein the bearing blocks, the bearings and the grass roller are convenient to maintain in a subsequent mode of bolt connection; the first grass roller 3, the second grass roller 4 and the third grass roller 5 are respectively arranged below the first grass roller 2, the third grass roller 9 and the second grass roller 10.

The bed knife assembly 6 mainly comprises bed knives, bed knife plates and square steel, wherein the bed knife plates and the square steel are fixed together in a welding mode, then a plurality of bed knives are fixed on the bed knife plates through bolts, and the bed knives are conveniently adjusted and replaced by adopting a bolt connection mode;

the bed knife assembly 6 is fixedly connected with the side plate 1 through bolts; is positioned between the rear grass discharging roller and the cutter assembly 7;

the cutter assembly 7 is of an existing structure and mainly comprises a main shaft, cutters and a cutter bottom plate, wherein the main shaft and the cutter bottom plate are welded together, the cutters are uniformly distributed on the cutter bottom plate along the circumference, and the cutters are connected by bolts, so that the cutter gap is convenient to adjust and the cutters are convenient to replace;

the cutter assembly 7 is connected with the side plate 1 through a bearing.

The cover plate 8 is welded together by the upper cover plate of the cutter and the rib plates, and is fixedly connected with the upper parts of the two side plates 1 through bolts.

The power of the transmission system 11 is transmitted into the cutter assembly, the cutter assembly is connected with the second grass feeding roller 10 through a chain, the second grass feeding roller 10 and the second grass feeding roller 4 are in gear transmission, the grass feeding roller and the grass feeding roller rotate in opposite directions, the fed material is guaranteed to be extruded and fed into the cutter, meanwhile, the second grass feeding roller 10 is respectively connected with the first grass feeding roller 2 and the third grass feeding roller 9 through the chain, the power transmission of the grass feeding roller is achieved, the second grass feeding roller 4 is connected with the first grass feeding roller 3 through the chain, the first grass feeding roller 3 is connected with the third grass feeding roller 5 through the chain, and the power transmission of the grass feeding roller is achieved. In a word, external power is input to a belt pulley at the initial end of a transmission system, and the power is respectively output to each grass roller through the connection of a chain wheel on a main shaft of a cutter assembly and a grass roller chain wheel and the change of a transmission ratio, so that the functions of rolling the grass rollers and cutting the cutters are realized.

The seat component 12 is formed by welding a sleeve, a bottom plate, a vertical plate and a rib plate, is directly sleeved on a bearing of the cutter assembly 7, is symmetrically arranged left and right and is used for being connected with a longitudinal beam of the whole vehicle;

the side plates are formed by cutting integral steel plates, the structure is simple and reliable, the positioning is accurate, the assembly is convenient, the structure of the roller blanking device is stable in operation, the harvesting quality is stable, and the failure rate is low.

The roll blanking device adopts a steel plate integral cutting and forming design, has simple structure, accurate positioning, convenient installation and maintenance and more stable performance; the transmission system mainly uses chain transmission, and has simple and reliable transmission structure, stable transmission and lower cost; the cutter assembly structure design that roller blank device used is more advanced, adopts the roller to cut the mode and cuts up, and five cutters central symmetry distributes, evenly installs on the cutter frame, is that the quality of cutting up is better. The parts are arranged in a central symmetry mode of the whole structure, dynamic balance is better, rotation is more stable, abrasion of a transmission structure in the cutting device can be reduced, stress on the blade is more uniform, abrasion to the blade is reduced, service life of the blade is prolonged, and cost is reduced.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.

Claims

1. The utility model provides a caragana microphylla stubble cutting harvester roller blank device which characterized in that: comprises a side plate, an upper grass roller, a lower grass roller, a bed knife assembly (6) and a cutter assembly (7); a grass discharging roller, a bed knife assembly (6) and a cutter assembly (7) are sequentially arranged between the two side plates (1) from front to back; the upper grass roller is positioned above the lower grass roller to form a channel for the caragana microphylla to pass through; a gap is arranged between the lower grass roller and the upper grass roller, the gap is adjustable, and the bottom knife assembly (6) is matched with the cutter assembly (7) to cut the caragana microphylla; the grass feeding roller can slide up and down through the opposite side plates; the bed knife assembly (6) is fixedly connected with the side plate (1).

2. The caragana microphylla stubble-cutting harvester roller blanking device as claimed in claim 1, wherein: the three grass feeding rollers are respectively a first grass feeding roller (2), a third grass feeding roller (9) and a second grass feeding roller (10), and the three grass discharging rollers are respectively a first grass discharging roller (3), a second grass discharging roller (4) and a third grass discharging roller (5); the first grass discharging roller (3), the second grass discharging roller (4) and the third grass discharging roller (5) are respectively arranged below the first grass feeding roller (2), the third grass feeding roller (9) and the second grass feeding roller (10).

3. The caragana microphylla stubble-cutting harvester roller blanking device as claimed in claim 2, wherein: the first grass feeding roller (2), the third grass feeding roller (9) and the second grass feeding roller (10) have the same structure and are formed by welding steel pipes, baffles, supporting plates and grass roller shafts, a plurality of supporting plates are uniformly welded on the steel pipes, and the supporting plates are parallel to the steel pipe shafts; the baffle is fixed at both ends of steel pipe, and grass roller passes steel pipe and baffle fixed connection.

4. The caragana microphylla stubble-cutting harvester roller blanking device as claimed in claim 1, wherein: the lower grass roller and the upper grass roller are both rotationally connected with the side plates.

5. The caragana microphylla stubble-cutting harvester roller blanking device as claimed in claim 2, wherein: the first grass roller (3), the second grass roller (4) and the third grass roller (5) are identical in structure and are formed by welding steel pipes, baffles and grass roller shafts, the baffles are fixed at two ends of the steel pipes, and the grass roller shafts penetrate through the steel pipes and are fixedly connected with the baffles.

6. The caragana microphylla stubble-cutting harvester roller blanking device as claimed in claim 1, wherein: the bed knife assembly (6) mainly comprises a bed knife, a bed knife plate and square steel, wherein the bed knife plate and the square steel are fixed together in a welding mode, and the bed knife is fixed on the bed knife plate through bolts.

7. The caragana microphylla stubble-cutting harvester roller blanking device as claimed in claim 1, wherein: the cutter assembly mainly comprises a main shaft, cutters and a cutter bottom plate, wherein the main shaft and the cutter bottom plate are welded together, and the cutters are uniformly distributed and fixed on the cutter bottom plate along the circumference.

8. The caragana microphylla stubble-cutting harvester roller blanking device as claimed in claim 1, wherein: the cutter assembly (7) is rotationally connected with the side plate (1) through a bearing.

9. The caragana microphylla stubble-cutting harvester roller blanking device as claimed in claim 1, wherein: the upper parts of the two side plates (1) are fixedly connected with cover plates.

10. The caragana microphylla stubble-cutting harvester roller blanking device as claimed in claim 2, wherein: the cutter assembly is connected with the second grass feeding roller (10) through a chain, the second grass feeding roller (10) and the second grass feeding roller (4) are in gear transmission, the grass feeding roller and the second grass feeding roller are rotated in opposite directions, meanwhile, the second grass feeding roller (10) is respectively connected with the first grass feeding roller (2) and the third grass feeding roller (9) through the chain, power transmission of the grass feeding roller is achieved, the second grass feeding roller (4) is connected with the first grass feeding roller (3) through the chain, and the first grass feeding roller (3) is connected with the third grass feeding roller (5) through the chain, so that power transmission of the grass feeding roller is achieved.