CN212544675U

CN212544675U - Anti-winding cutting and reel device of hair vetch harvester

Info

Publication number: CN212544675U
Application number: CN201922345266.0U
Authority: CN
Inventors: 于世强; 张军; 胡佳宁; 王伟
Original assignee: Shenyang Agricultural University
Current assignee: Shenyang Agricultural University
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2021-02-19
Anticipated expiration: 2029-12-24

Abstract

The utility model belongs to the technical field of agricultural equipment, in particular to an anti-winding cutting and seedling shifting device of a hair vetch harvester, which comprises a cutting knife unit and a seedling shifting roller unit, wherein the cutting and seedling shifting device comprises a left cutting and seedling shifting device and a right cutting and seedling shifting device which are bilaterally symmetrical, the left cutting and seedling shifting device and the right cutting and seedling shifting device are mutually reversely arranged and rotate inwards, the cutting knife unit and the seedling shifting roller unit are connected on the same vertical shaft 1, and the vertical shaft 1 drives the seedling shifting roller unit and the cutting knife unit to rotate; the reel roller unit comprises a roller upper end cover 2, a roller 3, a reel tooth, a roller blade 12 and a roller lower end cover 6, the cutter unit comprises a cutter head 5 and a cutter 4, and the cutter head 5 and the roller lower end cover 6 are connected through a bolt. The utility model discloses a device antiwind realizes reaping fast, reduces the machine damage, and simple structure, easy to operate, equipment load are low, long service life.

Description

Anti-winding cutting and reel device of hair vetch harvester

Technical Field

The utility model belongs to the technical field of agricultural equipment, in particular to a hair vetch harvester, especially an anti-winding cutting reel device of the hair vetch harvester.

Background

The hairy vetch is an annual or perennial green manure crop, is mainly planted in Anhui, Henan, Sichuan, Shaanxi, Gansu and other fields, is a high-quality biological source with complete nutrients, and has good effects on providing nutrients required by crops, improving soil, improving farmland ecological environment, preventing soil erosion and pollution and the like. The large-area planting of the hair vetch has very important significance for establishing a high-yield, high-quality and high-efficiency modern agricultural production system which has good ecological environment and high economic activity and provides agricultural products with high nutritive value, no pollution and strong safety. Due to the characteristics of creeping, disordered and easy winding of the stems of the hair vetch, smooth pods, easy bursting and the like, the harvesting difficulty of the hair vetch is increased. At present, the harvest of the hair vetch at home and abroad mainly takes manual harvest as the main part, and the manual harvest has low manual efficiency, high production cost and relatively low mechanization degree. During the harvesting process of the sweet potato, the stems are longer and are easy to wind with machines; secondly, the hair vetch is unlimited inflorescence, the seed maturation period is inconsistent, the pods are too mature and easy to explode and fall, and the hair vetch can be harvested when 70 percent of the pods are changed into dark brown. The header of the harvester is one of the main working parts of the harvester, cutting and feeding of harvested crops are completed, the poking teeth are the working parts on the header, the poking teeth rotate during working, crop stalks are poked towards the header, cutting is convenient, the research on the hair vetch harvester is basically blank at home and abroad, a special harvester is not provided for completing harvesting, the existing harvester cannot be used for reference, and a harvester suitable for long-stem seeds and micro-seeds must be redesigned.

SUMMERY OF THE UTILITY MODEL

In order to overcome a series of defects in the prior art, the utility model aims to provide an anti-winding cutting reel device of a hair vetch harvester, which aims to solve the anti-winding problem in the background technology.

In order to achieve the above purpose, the utility model provides the following technical scheme:

the utility model discloses a hair vetch harvester's antiwind cutting reel device, including cutting knife unit and reel cylinder unit, the cutting reel device is including left side cutting reel device and right side cutting reel device, the two bilateral symmetry, left side cutting reel device and right side cutting reel device reverse each other sets up and the inward rotation. The cutting knife unit and the reel roller unit are connected on the same vertical shaft 1, and the vertical shaft 1 drives the reel roller unit and the cutting knife unit to rotate; the reel roller unit comprises a roller upper end cover 2, a roller 3, a reel tooth, a roller blade 12 and a roller lower end cover 6, the cutter unit comprises a cutter head 5 and a cutter 4, and the cutter head 5 is connected with the roller lower end cover 6 through a bolt; the shifting teeth comprise a first shifting tooth 7, a second shifting tooth 8, a third shifting tooth 9, a fourth shifting tooth 10 and a fifth shifting tooth 11 which are sequentially welded from bottom to top along the axial direction of the roller; the roller blades 12 are welded on the roller 3, one blade is distributed between every two adjacent rows of shifting teeth, and three blades are arranged; and a driving device for driving the cutting knife unit and the reel roller unit to rotate is arranged on the vertical shaft.

Preferably, the shifting teeth have five groups of different sizes and are respectively welded on the roller 3, the shifting teeth are distributed in five layers, three same shifting teeth are welded on each layer, and the angle between every two adjacent shifting teeth is 120 degrees; the intervals of the shifting teeth on each layer are different so as to ensure that the edges of the shifting teeth are in the same straight line.

Preferably, the roller (3) is in the shape of a circular truncated cone, the circumference of the upper end surface of the circular truncated cone is 685mm, and the circumference of the lower end surface of the circular truncated cone is 880 mm.

Preferably, the drum blades 12 are arranged at an angle to the horizontal plane, and three drum blades are arranged around the drum.

Preferably, the cutters 4 are distributed on the edge of the cutter head 5, and the angle between two adjacent cutters is 120 degrees.

Preferably, the speed of the cutter 4 is 45 m/s.

Preferably, there are three cutters 4.

The utility model discloses a hair vetch harvester's antiwind cutting reel has following beneficial effect:

1. five groups of poking teeth are welded around the poking roller, the edges of the poking teeth are on the same straight line, the diameter of the poking roller is increased, a roller cutter slides to cut the stem, and the rotating speed of the cutter is increased, so that the problem that the long-stem creeping growth crop such as the hair vetch is easy to cause the winding of a machine in the harvesting process is solved, the hair vetch is rapidly harvested, and the damage of the machine is reduced;

2. the device has the advantages of simple structure, easy operation, low equipment load, long service life and contribution to popularization and use.

Drawings

FIG. 1 is a left side view of an anti-winding cutting and reel device of a hair vetch harvester

FIGS. 2a and 2b are respectively a front view and a top view of the reel drum

FIG. 3 is a schematic structural view of five types of shifting teeth

FIG. 4 is a view showing a position of a drum blade

FIG. 5 is a schematic view showing the structure of a cutter unit

The reference numbers in the figures are:

the vertical shaft cutting machine comprises a vertical shaft 1, a roller upper end cover 2, a roller 3, a cutting knife 4, a cutting knife disc 5, a roller lower end cover 6, a first shifting tooth 7, a second shifting tooth 8, a third shifting tooth 9, a fourth shifting tooth 10, a fifth shifting tooth 11 and a roller blade 12.

Detailed Description

In order to make the purpose, technical solution and advantages of the present invention clearer, the following will combine the drawings in the embodiments of the present invention to perform more detailed description on the technical solution in the embodiments of the present invention. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are only some, but not all embodiments of the invention. The embodiments and the directional terms described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention. Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

In a wide embodiment of the utility model, an anti-winding cutting and seedling shifting device of a sweet potato harvester, which is shown in figure 1, comprises a cutting knife unit and a seedling shifting roller unit;

the cutting and seedling pulling device comprises a left cutting and seedling pulling device and a right cutting and seedling pulling device which are bilaterally symmetrical, and the left cutting and seedling pulling device and the right cutting and seedling pulling device are arranged in opposite directions and rotate inwards. The cutting knife unit and the reel roller unit are connected on the same vertical shaft 1, a driving device for driving the cutting knife unit and the reel roller unit to rotate is arranged on the vertical shaft 1, the driving device drives the vertical shaft 1 to rotate, and the vertical shaft 1 drives the reel roller unit and the cutting knife unit to rotate; the reel roller unit comprises a roller upper end cover 2, a roller 3, a reel tooth, a roller blade 12 and a roller lower end cover 6, the cutter unit comprises a cutter head 5 and a cutter 4, and the cutter head 5 and the roller lower end cover 6 are connected through a bolt.

As shown in fig. 2a and 2b, the shifting teeth include a first shifting tooth 7, a second shifting tooth 8, a third shifting tooth 9, a fourth shifting tooth 10 and a fifth shifting tooth 11 which are welded in sequence from bottom to top along the axial direction of the drum;

the shifting teeth are five groups of different sizes and are respectively welded on the roller 3, the shifting teeth are distributed in five layers, three same shifting teeth are welded on each layer, and the angle between every two adjacent shifting teeth is 120 degrees; the intervals of the shifting teeth on each layer are different so as to ensure that the edges of the shifting teeth are in a straight line, and the shifting teeth are similar to a round-corner triangular structure. The edges of the first shifting tooth 7 to the fifth shifting tooth 11 are in a straight line, so that the probability of winding the stalks and the shifting teeth can be reduced, and the stalks are effectively prevented from winding the roller.

The roller 3 is in the shape of a circular truncated cone, the circumference of the upper end surface of the circular truncated cone is 685mm, the circumference of the lower end surface of the circular truncated cone is 880mm, the diameter of the reel roller is large, and the stalks can be prevented from being wound in a limited way.

As shown in fig. 3, the roller blades 12 are welded on the roller 3, one blade is distributed between every two adjacent rows of shifting teeth, and three blades are arranged; the arrangement of the roller blades 12 has a certain included angle with the horizontal plane, and the three roller blades are wound around the roller for a circle, so that a sliding cutting effect can be generated, and the stalks wound on the roller 3 are easy to cut. The roller blade 12 is arranged at an angle to the horizontal,

as shown in fig. 4, three cutting knives 4 are distributed on the edge of the cutter head 5, the angle between two adjacent cutting knives is 120 degrees, the speed of the cutting knife 4 is 45m/s, the speed of the cutting knife 4 is increased, and the cutting knife unit and the stalks can be effectively prevented from being wound.

The utility model relates to a hair vetch harvester's antiwind cutting reel device's working process as follows: the cutting and seedling shifting device is arranged at the front end of the feeding device of the hair vetch harvester, the driving device drives the vertical shaft 1 to rotate, and the vertical shaft 1 drives the seedling shifting roller unit and the cutter unit to rotate. The stalk is poked inwards by the poking roller 3, and meanwhile, the cutting knife 4 rotates to cut off the vetch stalk, so that conditions are provided for conveying and strip collecting of the spiral conveying device.

Finally, it should be pointed out that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it. Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. An anti-winding cutting and reel device of a hair vetch harvester is characterized by comprising a cutting knife unit and a reel roller unit, wherein the cutting reel device comprises a left cutting reel device and a right cutting reel device which are bilaterally symmetrical, and the left cutting reel device and the right cutting reel device are arranged in opposite directions and rotate inwards; the cutting knife unit and the reel roller unit are connected on the same vertical shaft (1), and the vertical shaft (1) drives the reel roller unit and the cutting knife unit to rotate; the reel roller unit comprises a roller upper end cover (2), a roller (3), a reel tooth, a roller blade (12) and a roller lower end cover (6), the cutter unit comprises a cutter head (5) and a cutter (4), and the cutter head (5) is connected with the roller lower end cover (6) through a bolt; the shifting teeth comprise a first shifting tooth (7), a second shifting tooth (8), a third shifting tooth (9), a fourth shifting tooth (10) and a fifth shifting tooth (11) which are sequentially welded from bottom to top along the axial direction of the roller; the roller blades (12) are welded on the roller (3), one blade is distributed between every two adjacent rows of shifting teeth, and three blades are arranged; and a driving device for driving the cutting knife unit and the reel roller unit to rotate is arranged on the vertical shaft.

2. The anti-winding cutting and seedling shifting device of the hair vetch harvester according to claim 1, characterized in that the shifting teeth have five groups of different sizes and are respectively welded on the roller (3), the shifting teeth are distributed in five layers, each layer is welded with three same shifting teeth, and the angle between every two adjacent shifting teeth is 120 degrees; the intervals of the shifting teeth on each layer are different so as to ensure that the edges of the shifting teeth are in the same straight line.

3. The anti-winding cutting and seedling shifting device of the hair vetch harvester according to claim 1, characterized in that the roller (3) is in the shape of a circular truncated cone, the circumference of the upper end surface of the circular truncated cone is 685mm, and the circumference of the lower end surface of the circular truncated cone is 880 mm.

4. The anti-winding cutting and seedling shifting device of the hair vetch harvester according to claim 1, characterized in that the roller blades (12) are arranged at a certain included angle with the horizontal plane, and the three roller blades are wound around the roller for one circle.

5. The anti-winding cutting and seedling shifting device of the hair vetch harvester according to claim 1, characterized in that the cutting knives (4) are distributed at the edge of the cutting knife disc (5), and the angle between two adjacent cutting knives is 120 °.

6. The anti-wind cutting and seedling shifting device of the hair vetch harvester according to claim 1 or 5, characterized in that the speed of the cutting knife (4) is 45 m/s.

7. The anti-wind cutting and seedling shifting device of the hair vetch harvester according to claim 1 or 5, characterized in that the number of the cutters (4) is three.