CN218977335U - Inlaid stalk pulling roller, vertical header and corn stalk and ear harvesting machine - Google Patents

Abstract

The utility model discloses an embedded stalk pulling roller, a vertical cutting table and a corn stalk and ear harvester, which relate to the technical field of agricultural machinery and comprise a welding matrix, wherein a plurality of embedded strips are uniformly arranged on the circumference of the welding matrix, embedded into clamping grooves of the welding matrix and axially extended along the welding matrix; a plurality of protruding parts are arranged at intervals on the inner side of the embedded strip, and the clamping groove is provided with a through hole for clamping in the protruding parts; the fillet and the welding matrix are fixed through a locking piece. The embedded strip and the welding matrix form an embedded structure, so that parts can be replaced conveniently, and the working efficiency is improved; and the fillet adopts high strength material, can improve the life of arris roller.

Description

Inlaid stalk pulling roller, vertical header and corn stalk and ear harvesting machine

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to an embedded stalk pulling roller, a vertical header and a corn stalk and ear harvesting machine.

Background

At present, a stalk pulling roller is generally in a welding mode, structural design is carried out on the same material, the same material bears a supporting structure, and the stalk pulling roller is easy to wear in the working process. The requirements on the edges of the stalk rolls are different according to different conditions such as the variety, maturity and agronomic environment of crops in each place, so that the loss of the crops is reduced, the stalk pulling effect is improved, the number of the edge rolls is required to be increased or decreased, or the welding electrode is increased, welding spots are increased, or the excessive edges are polished, so that the problems of time and labor waste and poor effect are solved temporarily; moreover, the long-time operation has the defects of uneven abrasion of edges and corners, complicated steps for replacing parts, difficult maintenance and overhigh cost for replacing the whole parts, and has great influence on the harvesting effect and efficiency of crops.

For example: CN112219547a discloses a stalk pulling roll and a stalk pulling device, the stalk pulling roll comprises a stalk pulling roll front shaft head, a stalk pulling roll front cone, a stalk pulling roll pipe shaft, a stalk pulling knife and a locking mechanism; the front shaft head of the stalk rolls is connected with the small end of the front cone of the stalk rolls; the stalk pulling roller of the scheme is suitable for a horizontal cutting table, and can impact the ears by pulling the stalks at a high speed, so that the integrity of the ears is easily affected.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide an embedded stalk pulling roller, a vertical header and a corn stalk and ear harvester, wherein an embedded structure is formed by embedded strips and a welded matrix, so that parts are convenient to replace, and the working efficiency is improved; and the fillet adopts high strength material, can improve the life of arris roller.

In order to achieve the above object, the present utility model is realized by the following technical scheme:

in a first aspect, an embodiment of the present utility model provides an inlaid stalk roll, including a welding substrate, where a plurality of fillets are uniformly disposed in a circumferential direction of the welding substrate, and the fillets are embedded in a clamping groove of the welding substrate and extend in an axial direction of the welding substrate; a plurality of protruding parts are arranged at intervals on the inner side of the embedded strip, and the clamping groove is provided with a through hole for clamping in the protruding parts; the fillet and the welding matrix are fixed through a locking piece.

As a further implementation manner, the protruding portion has an L-shaped structure.

As a further implementation, the orientation of each boss is the same.

As a further implementation, the fillet is made of a high strength wear resistant material.

As a further implementation mode, the fillet and the welding matrix are made of different materials.

As a further implementation mode, one end of the welding base body is provided with a shaft sleeve, and the other end of the welding base body is provided with a plurality of prismatic teeth through a spline sleeve.

As a further implementation, the fillet forms a four-edged or eight-edged roller structure with the weld matrix.

In a second aspect, the embodiment of the utility model also provides a vertical header, which comprises the embedded stalk rolls.

As a further implementation mode, two stalk pulling rollers are arranged, and the two stalk pulling rollers are four-edge rollers and eight-edge rollers which are matched for use.

In a third aspect, the embodiment of the utility model also provides a corn stalk and ear harvesting machine, which comprises the vertical header.

The beneficial effects of the utility model are as follows:

(1) The embedded strip and the welding matrix form an embedded structure, so that parts can be replaced conveniently, and the working efficiency is improved.

(2) The embedded strip is provided with a plurality of L-shaped protruding parts, so that the connection stability with a welding matrix can be improved; the fillet is made of high-strength materials, so that the service life can be prolonged.

(3) Compared with a common horizontal plate-type header and a horizontal roller-type header, the stalk pulling roller is suitable for picking ears, and particularly for harvesting corn with low moisture content, the vertical header can ensure the integrity of the ears and reduce the collision loss of the header.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.

FIG. 1 is a schematic diagram of a structure in accordance with one or more embodiments of the utility model;

FIG. 2 is a cross-sectional view of the present utility model according to one or more embodiments;

FIG. 3 is a top view of the present utility model according to one or more embodiments;

FIG. 4 is a schematic illustration of a weld matrix structure in accordance with one or more embodiments of the present utility model;

FIG. 5 is a cross-sectional view of a weld matrix according to one or more embodiments of the present utility model;

FIG. 6 is a front view of a molding according to one or more embodiments of the present utility model;

FIG. 7 is a side view of a molding according to one or more embodiments of the present utility model;

FIG. 8 is a bottom view of a molding according to one or more embodiments of the present utility model;

fig. 9 is a schematic view of the operational state of a stalk roll according to one or more embodiments of the utility model.

The welding device comprises a welding matrix, a panel strip, a rib, a protrusion, a boss, a shaft sleeve, a spline housing, a locking screw, a clamping groove and a clamping groove, wherein the welding matrix is 1, the welding matrix is 2, the panel strip, the rib, the protrusion, the boss, the shaft sleeve, the spline housing, the locking screw and the clamping groove are 4, the boss, the shaft sleeve, the spline housing, the locking screw and the clamping groove are 7.

Detailed Description

Embodiment one:

the embodiment provides an embedded stalk-pulling roller, as shown in fig. 1-3, which comprises a welding matrix 1 and a plurality of embedded bars 2, wherein the embedded bars 2 are uniformly distributed along the circumferential direction of the welding matrix 1, and form a mortise-tenon-like structure with the welding matrix 1, so that the embedded bars 2 are convenient to replace and convenient to maintain.

In this embodiment, the molding 2 may be provided with four or eight, that is, the molding 2 and the bonding base 1 form a four-edge roller assembly structure or an eight-edge roller assembly structure. Of course, in other embodiments, the slug 2 may be provided in other numbers.

As shown in fig. 4 and 5, the welding base 1 is circumferentially provided with a plurality of clamping grooves 8, the clamping grooves 8 are axially provided along the welding base 1, and the molding 2 is provided in the clamping grooves 8 and is fixed by the locking screw 7.

In order to ensure the connection stability of the filler rod 2 and the welding matrix 1, a plurality of protruding parts 4 are arranged at intervals on the inner side of the filler rod 2, as shown in fig. 7, the cross sections of the protruding parts 4 are in an L-shaped structure, and the L-shaped orientations of the protruding parts 4 are identical; the L-shaped structure of the boss 4 is arranged downward with reference to the vertical state of the stalk rolls.

The protruding part 4 is in an L-shaped structure, so that the protruding part can be clamped into a through hole corresponding to the clamping groove 8, and the filler rod 2 is stably matched with the welding base body 1. The number of the protrusions 4 can be set according to the actual situation, for example, three.

The molding 2 has a bar-shaped structure, and as shown in fig. 6 to 8, the molding 2 protrudes a part from the clamping groove of the bonding base 1; the fillet 2 is made of high-strength material, so that the service life of the edge roller can be prolonged. The filler rod 2 and the welding matrix 1 can be made of different materials, and when the parts are worn after a period of time or crop loss and breakage are reduced according to working condition requirements, the filler rod 2 can be detached, so that the parts can be replaced conveniently.

The length of the molding 2 of the present embodiment can be cut out according to practical requirements.

One end of the welding matrix 1 is provided with a shaft sleeve 5, and the other end is provided with a plurality of prismatic teeth 3 through a spline housing 6. In this embodiment, eight teeth 3 are uniformly provided.

As shown in fig. 9, when harvesting corn, the vertical header ear picking device adopts a four-edge roller and eight-edge roller scheme, the high edges of the roller bodies are staggered, and the roller edges press corn to swing left and right to separate along with the relative rotation of the roller bodies, so that the corn tail handle is similarly broken left and right when the corn is broken off manually.

Embodiment two:

the embodiment provides a vertical header, which comprises the embedded stalk rolls in the first embodiment.

The vertical cutting table of the embodiment is flexible, compared with a common horizontal plate type cutting table and a horizontal roller type cutting table, the vertical cutting table is used for picking the ears, especially for harvesting corn with low moisture content, the integrity of the ears can be ensured, and the collision loss of the cutting table can be reduced.

Embodiment III:

the embodiment provides a corn stalk and ear harvesting machine, which comprises the vertical header in the second embodiment.

The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims (10)

1. The embedded stalk-pulling roller is characterized by comprising a welding matrix, wherein a plurality of embedded strips are uniformly arranged on the circumference of the welding matrix, and the embedded strips are embedded into clamping grooves of the welding matrix and extend along the axial direction of the welding matrix; a plurality of protruding parts are arranged at intervals on the inner side of the embedded strip, and the clamping groove is provided with a through hole for clamping in the protruding parts; the fillet and the welding matrix are fixed through a locking piece.

2. The inlaid stalk roll of claim 1, wherein the raised portion is of an L-shaped configuration.

3. A pinch roller as claimed in claim 2, wherein the projections are oriented in the same direction.

4. A pinch roller as claimed in claim 1 wherein said fillet is of a high strength wear resistant material.

5. The roll of claim 4, wherein the fillet and the weld matrix are of different materials.

6. The embedded stalk roll according to claim 1, wherein the welded base has a sleeve mounted on one end and a plurality of teeth mounted on the other end via a spline sleeve.

7. A mosaic draw roll according to claim 1, wherein the fillets and the weld matrix form a four-sided or eight-sided roll configuration.

8. A vertical header comprising a built-in stalk roll according to any one of claims 1 to 7.

9. The vertical header of claim 8, wherein two stalk rolls are provided, and the two stalk rolls are four-edged rolls and eight-edged rolls in combination.

10. A corn stalk and ear harvesting machine, comprising the vertical header of claim 9.

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