CN202476077U

CN202476077U - Seed metering mechanism with dredge roller

Info

Publication number: CN202476077U
Application number: CN2012200827398U
Authority: CN
Inventors: 辛力
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-03-07
Filing date: 2012-03-07
Publication date: 2012-10-10
Anticipated expiration: 2022-03-07

Abstract

The utility model relates to a seed metering mechanism with a dredge roller. The seed metering mechanism comprises a seeding wheel, a seed box, a seed distribution roller, a seed distribution roller swing arm poking rod, a power chain wheel and a roller brush chain wheel and is characterized by further comprising the dredge roller which is arranged in the seed box and above the seed distribution roller. A dredge roller transmission mechanism arranged outside the seed box. The dredge roller transmission mechanism comprises a dredge roller driving gear which is coaxially and fixedly connected with the power chain wheel and meshed with a turning intermediate gear, the turning intermediate gear is meshed with the dredge roller driving gear, and the dredge roller is coaxially and fixedly connected with the dredge roller driving gear. Rotation of the dredge roller enables seeds in the seed box to be sequentially and continuously poked directionally, pocking force of the dredge roller leads seeds to move downwards to the direction of seed distribution and seed metering, seeds in the seed box can be poked cleanly, and bonded seeds are separated. The seed metering mechanism has the advantages of being simple in structure, wide in application range, high in seeding rate, good in seed distribution and metering effect, high in soil emergence rate after planting and the like.

Description

Band is dredged the feed mechanism of roller

Technical field

The utility model relates to the seeding machinery parts, more particularly, is the feed mechanism that a kind of band is dredged roller.

Background technology

The feed mechanism of existing seeder comprises seeding wheel, kind case, cloth kind roller, cloth kind roller swing arm driving lever, power chain and roller brush sprocket wheel; Power chain is connected with roller brush sprocket wheel through chain; During work, along with the rolling forward of seeding wheel, the swing arm of all stirring a substandard cloth kind roller when being uniformly distributed with several cloth kind roller swing arm driving levers process feeding positions that are connected on the seeding wheel; Make the angle of a setting of cloth kind roller one-directional rotation; Cloth kind roller rotated forward through roller when brush, the roller sweeping remove cloth kind roller hold kind cheat unnecessary seed realize the seeding operation, its weak point is; Because seed in kind of case is the descending seeding of gravity of leaning on some seeds stacks; Guaranteeing that normal cloth kind of cloth kind roller and seeding must make in kind of the case remains a quantity of seeds, plants grain weight minimum in the case usually and also need account for 1/5 of kind of case volume, when the seed amount in kind of the case is very few; Be difficult on the one hand guarantee the seed filling in the appearance kind hole of cloth kind roller and influence cloth kind roller cloth kind and seeding, often make after planting soil because of the scarce kind phenomenon that occurs being short of seedling; Need to dose in the frequentation kind case seed on the other hand guaranteeing to have in kind of the case seed of q.s, time-consuming and influence speed of drilling; Also low owing to broadcasting clean rate; All the time there is seed to be deposited in kind of the case; Be deposited between seed and the casing in kind of the case, mutual friction and collision and make seed damaged mutually repeatedly between seed and the seed; Particularly very easily damage dressing and reduced the ability of preventing disease and pest, influence emergence rate for the seed of dressings such as agricultural chemicals parcels; Also, particularly have the seed adhesion each other of dressing parcels such as agricultural chemicals, influence cloth kind roller cloth kind and seeding owing to plant the seed in the case.

Summary of the invention

The purpose of the utility model is the shortcoming that overcomes prior art, provides a kind of simple in structure, and it is high to broadcast clean rate, and the seeding of cloth kind is effective, and the high band of soil emergence rate is after planting dredged the feed mechanism of roller.

The purpose of the utility model is realized by following technical proposals: a kind of band is dredged the feed mechanism of roller; It comprises seeding wheel, kind case, cloth kind roller, cloth kind roller swing arm driving lever, power chain and roller brush sprocket wheel; It is characterized in that; Also comprise: in kind of case, be positioned at cloth kind roller above be provided with and dredge roller, the transmission mechanism of roller is dredged in setting kind of case outside, the said transmission mechanism of dredging roller comprises that the coaxial roller driving gear of dredging that is connected of power chain is meshed with break-in Jie gear; Break-in Jie gear is meshed with dredging the roller driven wheel, dredges roller and dredges that the roller driven wheel is coaxial to be connected.

The band of the utility model is dredged the feed mechanism of roller since in kind of case, be positioned at cloth kind roller above be provided with and dredge roller, outside kind of case, be provided with by the coaxial roller driving gear of dredging that is connected of power chain and be meshed with break-in Jie gear; Break-in Jie gear is meshed with dredging the roller driven wheel, dredges roller and dredges the coaxial transmission mechanism of dredging roller that is connected and forms of roller driven wheel, during work; Power chain drives to be dredged the roller driving gear and rotates in the same way, dredges the roller driving gear and makes through break-in Jie gear and dredge the roller driven wheel and rotate in the same way, causes and dredges roller and roller brush sprocket wheel and all rotations in the same way of seeding wheel; The rotation of dredging roller makes the seed in kind of the case loose, and is constantly stirred by orderly orientation, and the power of stirring of dredging roller makes seed carry to cloth kind roller; Be beneficial to the seed filling in the appearance kind hole of cloth kind roller, can also prevent that the seed at kind of case dead angle is detained, the seed that is beneficial in kind of the case is broadcast only; And the seed of adhesion is separated; Have simple in structurely, it is wide to be suitable for scope, and it is high to broadcast clean rate; The seeding of cloth kind is effective, soil emergence rate advantages of higher after planting.

Description of drawings

The feed mechanism that Fig. 1 dredges roller for the utility model band is used for the structural representation of seeder;

Fig. 2 is an A-A generalized section among Fig. 1;

Fig. 3 is a B-B cross-sectional schematic among Fig. 2.

Among the figure: 1 push rod, 2 bracing frames, 3 sowing duckbilleds, 4 kinds of casees, 5 power chains, 6 break-in Jie gears, 7 rollers brush sprocket wheel, 8 cloth kind rollers, 9 dredge the roller driven wheel, and 10 dredge the roller driving gear, and 11 dredge roller, 12 seeding wheels, 13 cloth kind roller swing arm driving levers.

Embodiment

Below in conjunction with accompanying drawing the utility model is described further.

With reference to Fig. 1-3; The feed mechanism that the utility model band is dredged roller is used for seeder; It is improvement to the feed mechanism of existing seeder; The push rod 1 of seeder, bracing frame 2, sowing duckbilled 3, seeding wheel 12, the basic structure and the drive connection of planting case 4, cloth kind roller 8, cloth kind roller swing arm driving lever 13, power chain 5 and roller brush sprocket wheel 7 are constant, just kind of case 4 in, be positioned at cloth kind roller 8 above be provided with and dredge roller 11, the transmission mechanism of roller is dredged in setting outside kind of case 4; The said transmission mechanism of dredging roller comprises that the power chain 5 coaxial roller driving gears 10 of dredging that are connected are meshed with break-in Jie gear 6; Break-in Jie gear 6 is meshed with dredging roller driven wheel 9, dredges roller 11 and dredges roller driven wheel 9 coaxial being connected, and the roller 11 of dredging of present embodiment is provided with protruding, the groove structure that alternately is uniformly distributed with.

During work: under the promotion of the push rod 1 of seeder; Rolling forward along with seeding wheel 12; The swing arm of all stirring a substandard cloth kind roller 8 when being uniformly distributed with several cloth kind roller swing arm driving levers 13 process feeding positions that are connected on the seeding wheel 12; Make the angle of a setting of cloth kind roller 8 one-directional rotation, when cloth kind roller 8 rotates through the coaxial rollers brush of roller brush sprocket wheel 7 forward, the roller sweeping remove cloth kind roller 8 hold kind cheat unnecessary seed realize the seeding operation; Under the promotion of the push rod 1 of seeder; Power chain 5 drives are dredged roller driving gear 10 and are rotated in the same way; Dredging roller driving gear 10 makes through break-in Jie gear 6 and dredges roller driven wheel 10 and rotate in the same way; Cause and dredge roller 11 and roller brush sprocket wheel 7 and all rotations in the same way of seeding wheel 12, the rotation of dredging roller 11 is constantly stirred the seeds in kind of the case 4 by orderly orientation, and the power of stirring of dredging roller 11 makes seed descending to cloth kind seeding direction; The seed that helps in kind of the case 4 is broadcast only, and the seed of adhesion is separated.

The embodiment that the utility model band is dredged the feed mechanism of roller is merely an embodiment, and those skilled in the art duplicating and improving without creative work, all belongs to the scope of the utility model claim protection.

Claims

1. a band is dredged the feed mechanism of roller; It comprises seeding wheel, kind case, cloth kind roller, cloth kind roller swing arm driving lever, power chain and roller brush sprocket wheel; It is characterized in that; Also comprise: in kind of case, be positioned at cloth kind roller above be provided with and dredge roller, the transmission mechanism of roller is dredged in setting kind of case outside, the said transmission mechanism of dredging roller comprises that the coaxial roller driving gear of dredging that is connected of power chain is meshed with break-in Jie gear; Break-in Jie gear is meshed with dredging the roller driven wheel, dredges roller and dredges that the roller driven wheel is coaxial to be connected.