CN213784141U

CN213784141U - Seeding wheel and seeder with same

Info

Publication number: CN213784141U
Application number: CN202022596467.0U
Authority: CN
Inventors: 张立军; 张宏喜; 郝宏光
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-07-27
Anticipated expiration: 2030-11-11

Abstract

The utility model belongs to the technical field of seeding equipment, concretely relates to seeding wheel and have its seeder. The seeding wheel includes: the device comprises a shell, a feed inlet is formed in the top end of the shell, and a discharge outlet is formed in the bottom end of the shell; the inner shell is arranged in the outer shell in a manner of rotating relative to the outer shell, a distributing groove is formed in the inner shell, and when the inner shell rotates, the distributing groove can be respectively communicated with the feeding hole and the discharging hole; the sliding block can move along the distributing groove through a cam mechanism so as to adjust the volume of the distributing groove. According to the utility model discloses seeding wheel, through the volume of the position control branch silo of cam mechanism control slider in the branch silo to the seed quantity in the accurate control branch silo, and then the accurate seeding volume of control seeding wheel, with the different crops of adaptation seeding.

Description

Seeding wheel and seeder with same

Technical Field

The utility model belongs to the technical field of seeding equipment, concretely relates to seeding wheel and have its seeder.

Background

A planting machine using crop seeds as seeding objects. The sowing wheel is a main working component of the sowing machine, and the performance, reliability and accuracy of the sowing wheel have great influence on the application range of crop varieties and the application range of various agricultural requirements. At present, in the mechanical precision seeding operation, the seeding precision of most seeders is not adjustable, so that the seeder is difficult to adapt to different seeding requirements, and the application range of the seeder is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the existing seeder is difficult to accurately control the seeding quantity. The purpose is realized by the following technical scheme:

the utility model discloses the first aspect provides a seeding wheel, seeding wheel includes:

the device comprises a shell, a feed inlet is formed in the top end of the shell, and a discharge outlet is formed in the bottom end of the shell;

the inner shell is arranged in the outer shell in a manner of rotating relative to the outer shell, a distributing groove is formed in the inner shell, and when the inner shell rotates, the distributing groove can be respectively communicated with the feeding hole and the discharging hole;

the sliding block can move along the distributing groove through a cam mechanism so as to adjust the volume of the distributing groove.

According to the utility model discloses the seeding wheel, the utility model discloses a seeding wheel passes through the volume of the position control branch silo of cam mechanism control slider in the branch silo to seed volume in the accurate control branch silo, and then the accurate seeding volume of control seeding wheel, with the different crops of adaptation seeding.

In addition, according to the utility model discloses seeding wheel can also have following technical characteristic:

in some embodiments of the present invention, the first and second,

in some embodiments of the present invention, the cam mechanism comprises:

the rotating shaft penetrates through the inner shell in a detachable mode, and the rotating shaft is supported at two ends of the outer shell in a rotatable mode relative to the outer shell;

the cam can be connected with the rotating shaft at a plurality of positions, the cam is sleeved on the rotating shaft, and the sliding block is in contact with the outer edge of the cam along the radial direction.

In some embodiments of the present invention, the cam is a plurality of cams, and the cam is uniformly distributed on the rotating shaft.

In some embodiments of the present invention, the plurality of cams are connected to the rotating shaft through a plurality of positioning pins, respectively.

The utility model discloses an in some embodiments, each be equipped with a plurality of bosss on the cam, a plurality of bosss are followed the circumference interval arrangement of cam, divide the silo the quantity with the quantity of slider all with the quantity of boss is the same, divide the silo with the slider one-to-one is arranged, a plurality of bosss with a plurality of sliders can cooperate respectively.

In some embodiments of the present invention, a supporting block and a supporting bearing are disposed in the inner shell, the supporting block is connected to the inner side of the inner shell, the outer circle of the supporting bearing is supported in the supporting block or the outer circle of the supporting bearing is supported between the supporting blocks, and the inner circular sleeve of the supporting bearing is disposed on the rotating shaft.

The utility model discloses an in some embodiments, the slider is kept away from cam mechanism's one end is equipped with the slider stopper, divide the silo to be close to cam mechanism's one end is equipped with and divides the silo stopper, the slider stopper with divide the silo stopper cooperation.

The utility model discloses the second aspect provides a seeder, the seeder includes according to above-mentioned arbitrary embodiment the seeding wheel.

According to the utility model discloses seeder through the volume of the position control branch silo of cam mechanism control slider in the branch silo to the seed volume in the accurate control branch silo, and then the accurate seeding volume of control seeding wheel, with the different crops of adaptation seeding.

in some embodiments of the present invention, the seed sowing machine further comprises a feed cylinder, the feed cylinder is disposed on the housing and the feed cylinder is communicated with the feed inlet.

In some embodiments of the present invention, the seed planter further comprises a drive transmission mechanism, the drive transmission mechanism comprising:

a motor;

the motor is in driving connection with the first gear;

and the first gear is in meshing transmission with the second gear, and the second gear is in transmission connection with the rotating shaft.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like parts are designated by like reference numerals throughout the drawings. In the drawings:

fig. 1 is a schematic view of the overall structure of a seeding machine according to an embodiment of the present invention;

FIG. 2 is a sectional view showing the overall structure of the sowing wheel shown in FIG. 1

FIG. 3 is a sectional view A-A (first positional relationship of the cam with the rotary shaft) shown in FIG. 2;

FIG. 4 is a sectional view B-B shown in FIG. 2 (second positional relationship of the cam with the rotary shaft);

fig. 5 is a partial enlarged view C shown in fig. 2.

The reference symbols in the drawings denote the following:

100: a sowing wheel;

10: a housing, 11: feed inlet, 12: discharge port, 13: a housing bearing;

20: inner shell, 21: distributing chute, 22: supporting block, 23: support bearing, 24: a material distributing groove limiting block;

30: slider, 31: a slider stopper;

40: cam mechanism, 41: rotating shaft, 411: spline, 42: cam, 421: positioning pin, 422: a boss;

200: seeder, 201: cartridge, 202: drive transmission mechanism, 2021: motor, 2022: first gear, 2023: a second gear.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For convenience of description, spatially relative terms, such as "inner", "outer", "lower", "below", "upper", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" can include both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

As shown in fig. 1, an embodiment of the first aspect of the present invention provides a sowing wheel 100, where the sowing wheel 100 includes: outer shell 10, inner shell 20, slider 30 and cam mechanism 40, specifically, the top of outer shell 10 is equipped with feed inlet 11, and the bottom of outer shell 10 is equipped with discharge gate 12, and inner shell 20 sets up in outer shell 10 with shell 10 pivoted mode relatively, is equipped with branch silo 21 on the inner shell 20, and when inner shell 20 rotated, branch silo 21 can communicate with feed inlet 11 and discharge gate 12 respectively, and slider 30 can pass through cam mechanism 40 and remove along dividing silo 21 to the volume of adjustment branch silo 21.

According to the utility model discloses seeding wheel 100 makes the relative shell 10 of inner shell 20 rotate through rotating inner shell 20, and when distributing groove 21 and feed inlet 11 intercommunication, the seed gets into distributing groove 21 from feed inlet 11, and inner shell 20 continues to rotate and makes distributing groove 21 and discharge gate 12 intercommunication to the seed discharge in distributing groove 12. The utility model provides a divide silo 21 with can follow its gliding slider 30 cooperation, slider 30 keeps away from the one end and the contact of cam mechanism 40 of dividing silo 21, and when needs adjusted the volume of dividing silo 21, rotate the outward flange that cam mechanism 40 made the different positions of cam mechanism 40 and slider 30 one end contact to make slider 30 remove in dividing silo 21, thereby reach the volumetric purpose of adjusting dividing silo 21. The utility model discloses a seeding wheel passes through the volume of the position control silo of cam mechanism control slider in the silo of dividing to the seed volume in the accurate control silo of dividing, and then the accurate seeding volume of control seeding wheel, with the different crops of adaptation seeding.

In some embodiments of the present invention, the cam mechanism 40 includes: the rotating shaft 41 and the cam 42, specifically, the rotating shaft 41 is connected to the inner shell 20 through a spline 411, the rotating shaft 41 penetrates through the inner shell 20, the cam 42 is connected to the rotating shaft 41, the spline 411 is detached, at this time, the rotating shaft 41 and the inner shell 20 are in a non-connection relationship, the rotating shaft 41 is rotated to drive the cam 42 to rotate relative to the inner shell 20, after the cam 42 reaches a specified position, at this time, the slider 30 moves in the distributing groove 21, on the premise that the position of the cam 42 is not changed, the spline 411 is installed between the rotating shaft 41 and the inner shell 20, so that the positions of the cam 42 and the inner shell 20 are rotated, and the volume of the distributing groove 21 is adjusted to adapt to seeding of different crops.

In some embodiments of the present invention, the rotating shaft 41 is rotatably supported at two ends of the housing 10 through the housing bearing 13 relative to the housing 10, the cam 42 can be connected to the rotating shaft 41 at a plurality of positions, the cam 42 is sleeved on the rotating shaft 41, and the slider 30 contacts with the cam 42 along the radial outer edge. The cam 42 is connected with the rotating shaft 41 through a positioning key 421, and a plurality of positioning grooves are formed in an inner hole of the cam 42, or a plurality of positioning grooves are formed in the rotating shaft 41, and the plurality of positioning grooves are arranged at intervals along the circumferential direction of the cam 42 or the rotating shaft 41. So as to ensure the purpose of adjusting the volume of the material distributing groove 21 by adjusting the positions of the rotating shaft 41 and the cam 42.

In some embodiments of the present invention, the cam 42 is multiple, and the multiple cams 42 are respectively matched with the multiple distributing troughs 21, so that the sowing wheel 100 can keep more seeds and improve the sowing efficiency. The plurality of cams 42 are spaced along the length direction of the rotating shaft 41 to maintain a certain distance between the sown crop seeds, thereby facilitating the growth of crops.

In some embodiments of the present invention, the plurality of cams 42 are connected to the rotating shaft 41 by a plurality of positioning pins 421, respectively. The plurality of cams 42 may be coupled to the rotating shaft 41 at different angles so that the sowing wheel 100 can simultaneously sow different numbers of seeds through different discharging holes 12. It is also possible to couple a plurality of cams 42 to the rotation shaft 41 at the same angle uniformly so that the sowing wheel 100 can sow the same number of seeds through different discharge ports 12. Fig. 3 and 4 only show one accommodating groove for accommodating the positioning pin 421 to adjust the relative position between the rotating shaft 41 and the cam 42, and in this embodiment, a plurality of accommodating grooves for accommodating the splines 411 are correspondingly arranged in the cam 42 and the rotating shaft 41.

The utility model discloses a some embodiments are equipped with a plurality of bosss 422 on each cam 42, and a plurality of bosss 422 are arranged along cam 42's circumference interval, and the quantity of branch silo 21 and slider 30's quantity all is the same with boss 422's quantity, divides silo 21 and slider 30 one-to-one to arrange, and a plurality of bosss 422 can cooperate respectively with a plurality of sliders 30. Under the condition that the rotating speed of the rotating shaft 41 is the same, the larger the number of the bosses 422 is, the smaller the distance interval of the sowed seeds in the farmland is, the smaller the number of the bosses 422 is, and the larger the distance interval of the sowed seeds in the farmland is.

In some embodiments of the present invention, the inner shell 20 is provided with a supporting block 22 and a supporting bearing 23, the supporting block 22 is connected to the inner side of the inner shell 20, if the supporting block 22 is an annular supporting block, the outer circle of the supporting bearing 23 is supported in the supporting block 22, if the supporting block 22 is a plurality of blocks, the outer circle of the supporting bearing 23 is supported between the supporting blocks 22, and the inner circle of the supporting bearing is sleeved on the rotating shaft 41. The supporting block 22 and the supporting bearing 23 support the rotating shaft 41 to prevent the rotating shaft 41 from being positionally deviated by gravity.

The utility model discloses an in some embodiments, the one end that cam mechanism 40 was kept away from to slider 30 is equipped with slider stopper 31, and the one end that divides silo 21 to be close to cam mechanism 40 is equipped with divides silo stopper 24, and slider stopper 31 and the cooperation of dividing silo stopper 24 prevent that slider 30 from deviating from dividing silo 21, and then influence the normal use of seeding wheel 100.

An embodiment of the second aspect of the present invention provides a seeding machine 200, the seeding machine 200 comprising a seeding wheel 100 according to any one of the above embodiments.

According to the utility model discloses seeder 200, through the volume of the position control branch silo of cam mechanism control slider in the branch silo to the seed volume in the accurate control branch silo, and then the accurate seeding volume of control seeding wheel, with the different crops of adaptation seeding.

In some embodiments of the present invention, the seeding machine 200 further comprises a material cylinder 201, the material cylinder 201 is disposed on the housing 10, and the material cylinder 201 is communicated with the feeding port 11. Crop seeds in the charging barrel 201 enter the distributing groove 21 of the inner shell 20 through the feeding hole 11, and the rotating shaft 41 rotates to enable the distributing groove 21 to rotate to a position communicated with the discharging hole 12 so as to discharge the crop seeds.

In some embodiments of the present invention, the seeding machine 200 further comprises a driving transmission mechanism 202, and the driving transmission mechanism 202 comprises: the motor 2021 is in driving connection with the first gear 2022, the first gear 2022 is in meshing transmission with the second gear 2023, and the second gear 2023 is in transmission connection with the rotating shaft 41. The motor 2021 drives the first gear 2023 to rotate through the output shaft, the first gear 2023 drives the second gear 2023 to rotate, and the second gear 2023 drives the rotating shaft 41 to rotate, so that the seeds are discharged through the feeding port 11, the distributing groove 21 and the discharging port 12, thereby realizing the seeding function of the seeding machine 200.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A seeding wheel, comprising:

2. A sowing wheel according to claim 1, wherein the cam mechanism comprises:

the cam is sleeved on the rotating shaft, the cam can be connected with the rotating shaft at a plurality of positions, and the sliding block is in contact with the outer edge of the cam along the radial direction.

3. The sowing wheel of claim 2, wherein the cam is plural, and the plural cams are arranged on the rotating shaft at intervals along a length direction of the rotating shaft.

4. A sowing wheel according to claim 3, wherein a plurality of the cams are connected to the rotary shaft by a plurality of positioning pins, respectively.

5. The sowing wheel according to claim 4, wherein a plurality of bosses are arranged on each cam, the bosses are arranged at intervals along the circumferential direction of the cam, the number of the distributing grooves and the number of the sliding blocks are the same as the number of the bosses, the distributing grooves and the sliding blocks are arranged in a one-to-one correspondence manner, and the bosses and the sliding blocks can be respectively matched.

6. The sowing wheel according to claim 2, wherein the inner housing is provided with support blocks and support bearings, the support blocks are connected to the inner side of the inner housing, the outer circles of the support bearings are supported in the support blocks or between the support blocks, and the inner circles of the support bearings are sleeved on the rotating shaft.

7. The sowing wheel according to any one of claims 1 to 6, wherein a slider limiting block is arranged at one end of the slider far away from the cam mechanism, a distributing groove limiting block is arranged at one end of the distributing groove close to the cam mechanism, and the slider limiting block is matched with the distributing groove limiting block.

8. Seeding machine characterized in that it comprises a seeding wheel according to any one of claims 1 to 7.

9. The seed planter as claimed in claim 8, further comprising a cartridge disposed on said housing and in communication with said feed port.