CN220157044U - Seedling cutting and discharging device of garlic combine harvester - Google Patents

Abstract

The utility model provides a seedling cutting and discharging device of a garlic combine harvester, which is integrally arranged at the front end of the garlic combine harvester and comprises a stubble cleaning cutter, a conveying unit, a bottom plate, a top plate, a discharging plate and a reciprocating cutter; the bottom plate and the top plate are connected with each other and cover the stubble cleaning cutter, the conveying unit and the reciprocating cutter, the conveying unit is positioned behind the stubble cleaning cutter, one end of the conveying unit is connected to the discharging plate, and the reciprocating cutter is positioned at the inclined rear position of the lower part of the stubble cleaning cutter. According to the utility model, a stubble cleaning cutter is utilized to remove a plurality of rows of garlic seedlings before the garlic combine harvester is vibrated and excavated, the crushed garlic seedlings enter a rear conveying unit under the shielding of a top plate and are discharged through a discharge channel of a discharge plate conveyed by an auger blade, so that the garlic seedlings are not blocked, can be orderly laid in the field, and are convenient to air and collect manually; meanwhile, a reciprocating cutter is utilized to cut off multiple rows of garlic stems in order, so that the consistency of the height of the stems is ensured, and the quality of the harvested product of garlic is further ensured.

Description

Seedling cutting and discharging device of garlic combine harvester

Technical Field

The utility model belongs to the technical field of agricultural machinery, and particularly relates to a seedling cutting and discharging device of a garlic combine harvester.

Background

In the field of garlic harvesting, the seedling cutting and discharging device on the existing garlic combine harvester mainly comprises a combination of a reciprocating cutter or a disc cutter and a conveying belt, garlic seedlings are excavated out and conveyed into a cutting area, cut by the cutter and fall on the conveying belt, and then the garlic seedlings are discharged to the field by the conveying belt. The traditional seedling cutting and discharging structure mainly has the following three problems: firstly, the cutting efficiency of the cutter is low, so that a plurality of garlic can enter the next link after being cut; secondly, the garlic seedlings can fall around during seedling discharge, which is easy to cause blockage and inconvenient for later collection; thirdly, the cutting position of the cutter is fixed, the consistency of the height of the garlic cutting stem cannot be ensured, and the quality of the harvested product of the garlic cannot be ensured.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a seedling cutting and discharging device of a garlic combine harvester, which effectively solves the problems of low cutting efficiency, easy blockage, poor consistency of stubble height and the like of the traditional seedling cutting and discharging device.

The present utility model achieves the above technical object by the following means.

A seedling cutting and discharging device of a garlic combine harvester comprises a stubble cleaning cutter, a conveying unit, a bottom plate, a top plate, a discharging plate and a reciprocating cutter, wherein the bottom plate, the top plate and the discharging plate are detachably arranged on the garlic combine harvester; one end of the bottom plate is bent into an arc shape, the conveying unit is coaxially arranged in the arc-shaped structure, one end of the conveying unit is arranged in a bearing seat on a discharge plate which is obliquely arranged, and the other end of the conveying unit is arranged in a bearing seat on the garlic combine harvester; the other end of the bottom plate is bent into an arc shape and is detachably connected with a top plate, the stubble cleaning knife is arranged below the top plate, and both ends of the stubble cleaning knife are arranged in a bearing seat on the garlic combine harvester; the reciprocating cutter is positioned at the lower part of the stubble cleaning cutter at the inclined rear position and both ends of the reciprocating cutter are fixed on the garlic combine harvester.

Further, a row of fixed cutters are arranged on the top plate obliquely above the stubble cleaning cutters.

Further, the stubble cleaning sword includes the spindle nose and the central siphon of welding as an organic whole, and central siphon surface mounting has a plurality of blade holders, installs a set of crushing sword on every blade holder, and crushing sword comprises two Y bent knives and a straight sword.

Further, the tool apron is evenly provided with four rows along the axial interval of the shaft tube, and the tool apron positions on two adjacent rows are staggered.

Further, the conveying unit comprises an auger shaft head and an auger shaft tube which are welded into a whole, and auger blades are welded on the surface of the auger shaft tube.

Further, the interval between the inner wall of the bottom plate and the conveying unit is 3mm.

The utility model has the following beneficial effects:

compared with the traditional structure of digging first and then conveying and cutting stems, after the utility model is applied to a garlic combine harvester, a stubble cleaning knife can be used for removing a plurality of rows of garlic seedlings before vibrating digging, and the garlic seedlings are conveyed to a discharging channel for discharging through an auger blade, so that the garlic seedlings can be neatly laid in the field without blockage, and the garlic seedlings are convenient to air-dry and collect manually; meanwhile, a reciprocating cutter is utilized in the advancing process of the harvester to cut off multiple rows of garlic stems in order, so that the consistency of the height of the stems is ensured, and the quality of the harvested product phase of the garlic is further ensured. The crushing knife is of a structure that two Y-shaped bent knives and one straight knife are combined, and the crushing knife is matched with a fixed knife on a top plate, so that the crushing of garlic seedlings can be completed rapidly and efficiently. In addition, the utility model has the advantages of simple integral structure, stable and reliable work, complete functions, easy disassembly of the structure and convenient maintenance and repair of the used object in the later period.

Drawings

FIG. 1 is a schematic view of the whole structure of the seedling cutting and discharging device of the utility model;

FIG. 2 is a schematic side view of the seedling cutting and discharging device according to the utility model;

FIG. 3 is a schematic view of the stubble cleaning cutter according to the present utility model;

FIG. 4 is a schematic view of a conveying unit according to the present utility model;

FIG. 5 is a schematic view of the structure of the base plate according to the present utility model;

FIG. 6 is a schematic diagram of a reciprocating cutter according to the present utility model;

FIG. 7 is a schematic illustration of an eccentric cam and rocker ring installation in accordance with the present utility model;

FIG. 8 is a schematic view of an eccentric cam structure according to the present utility model;

in the figure: 1-stubble cleaning cutters; 100-shaft heads; 101-shaft tube; 102-crushing knife; 2-a conveying unit; 200-auger shaft heads; 201-an auger shaft tube; 202-auger blades; 3-a bottom plate; 4-top plate; 400-stationary knife; 5-a discharging plate; 500-a discharge channel; 6-a reciprocating cutter; 600-motor; 601-a box; 602, cutting the cutter; 603-cutting down; 604-upper tool holder; 605-an input gear; 606-an output gear; 607-eccentric cams; 608-rocker ring a; 609-rocker ring B.

Detailed Description

The utility model will be further described with reference to the drawings and the specific embodiments, but the scope of the utility model is not limited thereto.

As shown in figure 1, the seedling cutting and discharging device of the garlic combine harvester comprises a stubble cleaning cutter 1, a conveying unit 2, a bottom plate 3, a top plate 4, a discharging plate 5 and a reciprocating cutter 6.

As shown in fig. 3, the stubble cleaning cutter 1 comprises a shaft head 100, a shaft tube 101, a cutter holder and a crushing cutter 102. The shaft head 100 and the shaft tube 101 are welded into a whole, a plurality of tool holders are arranged on the surface of the shaft tube 102, and a group of crushing tools 102 are arranged on each tool holder through a pin shaft; the tool holders are axially arranged along the shaft tube 101 in four rows, the distance between each row is consistent, the tool holders on two adjacent rows are arranged in a staggered manner, and the crushing tool 102 consists of two Y-shaped curved tools and one straight tool. The shaft head 100 of the stubble cleaning cutter 1 is arranged in a bearing seat which is arranged at the forefront of a side plate of the garlic combine harvester; the stubble cleaning knife 1 is provided with driving force by a motor, a chain wheel, a chain and other structures on the garlic combine harvester.

As shown in fig. 1, 2 and 4, the conveying unit 2 comprises an auger shaft head 200, an auger shaft tube 201 and an auger blade 202, wherein the auger shaft head 200 and the auger shaft tube 201 are welded into a whole, and the auger blade 202 is welded on the surface of the auger shaft tube 201; one end of the auger shaft head 200 is arranged in a bearing seat arranged on the garlic combine harvester, the other end of the auger shaft head is arranged on a bearing seat of the discharging plate 5, the discharging plate 5 is obliquely arranged and fixed on a side plate of the garlic combine harvester through bolts, and a discharging channel 500 is formed at the lower end of the discharging plate 5 in a bending mode. The conveying unit 2 is provided with driving force by a motor, a chain wheel, a chain and other structures on the garlic combine harvester.

As shown in fig. 1, 2 and 5, the bottom plate 3 is a metal plate, one end of the bottom plate 3 is bent into an arc shape and is coaxial with the conveying unit 2, the distance is 3mm, the conveying unit 2 is located in the arc-shaped structure of the bottom plate 3, two sides of the bottom plate 3 are welded with lining plates, and the lining plates are fixed on the side plates of the garlic combine harvester through bolts. The other end of the bottom plate 3 is bent into an arc shape and is connected with the top plate 4 through bolts, the top plate 4 is covered above the stubble cleaning cutter 1, and a row of fixed cutters 400 are arranged at the other end of the top plate 4 and are used for assisting the stubble cleaning cutter 1 to jointly cut up garlic seedlings; the two sides of the top plate 4 are welded with lining plates which are fixed on the side plates of the garlic combine harvester through bolts.

As shown in fig. 1, 2, 6, 7 and 8, the reciprocating cutter 6 is positioned at the lower oblique rear position of the stubble cleaning cutter 1 and comprises a box body 601 fixed on the garlic combine harvester, a lower cutter rest is arranged between the box body 601 and a side plate of the garlic combine harvester, an upper cutter rest 604 is connected to the lower cutter rest, the upper cutter rest 604 and the lower cutter rest are arranged in parallel and in parallel, and the upper cutter rest 604 and the lower cutter rest clamp an upper cutter 602 and a lower cutter 603 through screw nuts. The box 601 is also provided with a motor 600, an output shaft of the motor 600 extends into the box 601 and is provided with an input gear 605, the input gear 605 is meshed with an output gear 606, an eccentric cam 607 is arranged on the output gear 606, the eccentric cam 607 is connected with a rocker arm ring A608 and a rocker arm ring B609 through deep groove ball bearings, and the other ends of the rocker arm ring A608 and the rocker arm ring B609 extend out of the box 601 and are respectively connected with an upper cutter 602 and a lower cutter 603.

In practical application, the seedling cutting and discharging device is arranged at the front part of the garlic combine harvester, the garlic combine harvester advances in a garlic field, and the seedling cutting and discharging device is driven to work under the cooperation of transmission structures such as a corresponding motor, a chain wheel, a chain and the like; the stubble cleaning cutter 1 firstly contacts with garlic seedlings, the garlic seedlings are crushed together by the fixed cutter 400, the crushed garlic seedlings enter the conveying unit 2 behind the stubble cleaning cutter 1 along the tangential direction under the shielding of the top plate 4, the auger blades 202 of the conveying unit 2 continuously rotate to push the garlic seedlings to the discharge plate 5, and finally the crushed garlic seedlings are discharged to the field through the discharge channel 500 at the lower part of the discharge plate 5; meanwhile, the power of the motor 600 is sequentially transmitted to the input gear 605 and the output gear 606, the output gear 606 drives the eccentric cam 607 to do rotary motion, and then drives the rocker arm ring A608 and the rocker arm ring B609 to do eccentric rotary motion, and drives the upper cutter 602 and the lower cutter 603 to do reciprocating linear motion, so that the crushed garlic is subjected to stem cutting operation, and the stubble remaining height is ensured to be 3-5 cm.

The examples are preferred embodiments of the present utility model, but the present utility model is not limited to the above-described embodiments, and any obvious modifications, substitutions or variations that can be made by one skilled in the art without departing from the spirit of the present utility model are within the scope of the present utility model.

Claims (6)

1. The seedling cutting and discharging device of the garlic combine harvester is characterized by comprising a stubble cleaning cutter (1), a conveying unit (2), a bottom plate (3), a top plate (4), a discharging plate (5) and a reciprocating cutter (6), wherein the bottom plate (3), the top plate (4) and the discharging plate (5) are detachably arranged on the garlic combine harvester; one end of the bottom plate (3) is bent into an arc shape, the conveying unit (2) is coaxially arranged in the arc-shaped structure, one end of the conveying unit (2) is arranged in a bearing seat on a discharge plate (5) which is obliquely arranged, and the other end of the conveying unit is arranged in a bearing seat on the garlic combine harvester; the other end of the bottom plate (3) is bent into an arc shape and is detachably connected with a top plate (4), the stubble cleaning cutter (1) is arranged below the top plate (4), and both ends of the stubble cleaning cutter (1) are arranged in bearing seats on the garlic combine harvester; the reciprocating cutter (6) is positioned at the lower part of the stubble cleaning cutter (1) at the inclined rear position and both ends are fixed on the garlic combine harvester.

2. The seedling cutting and discharging device of the garlic combine harvester according to claim 1, wherein a row of stationary blades (400) are arranged on a top plate (4) obliquely above the stubble cleaning blades (1).

3. The seedling cutting and discharging device of the garlic combine harvester according to claim 1, wherein the stubble cleaning cutter (1) comprises a shaft head (100) and a shaft tube (101) which are welded into a whole, a plurality of cutter seats are arranged on the surface of the shaft tube (101), a group of crushing cutters (102) are arranged on each cutter seat, and each crushing cutter (102) consists of two Y-shaped bent cutters and a straight cutter.

4. A seedling cutting and discharging device of a garlic combine harvester according to claim 3, characterized in that the blade holders are uniformly provided with four rows along the axial direction of the shaft tube (101), and the blade holders on two adjacent rows are staggered.

5. The seedling cutting and discharging device of the garlic combine harvester according to claim 1, wherein the conveying unit (2) comprises an auger shaft head (200) and an auger shaft tube (201) which are welded into a whole, and auger blades (202) are welded on the surface of the auger shaft tube (201).

6. The seedling cutting and discharging device of the garlic combine harvester according to claim 1, wherein the interval between the inner wall of the bottom plate (3) and the conveying unit (2) is 3mm.