CN201938047U

CN201938047U - Corn seeder

Info

Publication number: CN201938047U
Application number: CN2011200657195U
Authority: CN
Inventors: 杨成宇; 王志宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-03-14
Filing date: 2011-03-14
Publication date: 2011-08-24
Anticipated expiration: 2021-03-14

Abstract

A corn seeder comprises a seed box, a seeding wheel and a push rod. A seed taking roller and a roller brush contacting with the seed taking roller are arranged at an opening of the seed box, the seed taking roller is provided with two rows of seed containing holes, each seed containing hole in the seed box is opposite to an adjusting plate, the seed containing holes outside the seed box entering a seeding position are opposite to a seed receiving hopper, the surfaces of the seed containing holes not entering the seeding position are covered by a seed protecting plate, one end of a seed removing fork is forked into the seed containing holes at the seeding position, a roller brush shaft rod is fixedly connected with a rim of the seedling wheel by the aid of a chain transmission mechanism, the seed taking roller movably contacts with roller shaft rocker stirring rod positioned at the seeding position by the aid of a transmission mechanism, and a seeding duckbill is movably connected with a stirring wheel mounted on a seed box end cover in a pressed mode by the aid of a duckbilled stirring rod at the seeding position. The corn seeder has the advantages of high seeding accuracy and convenience in operation of adjustment of single seeds or double seeds.

Description

The corn seeding device

Technical field

The utility model relates to a kind of corn seeding device, belongs to agricultural seeder implement.

Background technology

Existing corn seeding device kind is a lot, and some corn seeding devices are because the seeding poor accuracy, causes to be short of seedling and to have a strong impact on crop yield.Therefore, constantly release seed-metering performance accurately and reliably, seeder easy to use, the person's of being to use expectation also is the important scientific research task that factory constantly develops.

Summary of the invention

The purpose of this utility model provides a kind of corn seeding device, uses present technique can realize seed-metering performance accurately and reliably, and easy to operate.

The technical solution of the utility model is: a kind of corn seeding device, comprise kind of a case, seeding wheel, push rod, it is characterized in that: on the wheel rim of seeding wheel connecting rod is housed, several seed reception buckets and the sowing duckbilled and the transmission connection piece thereof that are communicated with seed reception bucket, seeding wheel flexibly connects by the sleeve pipe and the push rod of connecting rod one end, the casing of planting case is fixedlyed connected with push rod, the outlet of kind of case be equipped with get kind of roller with get the roller that kind of roller contact and brush, get kind of roller and roller brush two ends respectively by kind of a case end cap movable supporting, get and be axially arranged with the appearance kind hole of two rows on kind of the roller roller periphery along Zhou Junbu, be in kind of the case each hold kind of hole be contained in kind of case interior can adjustable plate be relative in axial sliding along getting kind of roller, being in kind of case, to enter the appearance kind hole of feeding position outward relative with seed reception bucket, the surface, appearance kind hole that does not enter feeding position is covered with seeds protecting plate, play kind of fork shaft by kind of a case end cap movable supporting, fork is contained in the appearance kind hole of feeding position, roller brush axle end is equipped with minor sprocket, minor sprocket is connected with hinge wheel by chain, hinge wheel is connected by the wheel rim of connecting rod and seeding wheel Roll shaft rocking arm driving lever is housed on the seed reception bucket, getting kind of roller is connected with a joggle by ratchet one-way rotating mechanism and roll shaft rocking arm one end that is contained in the roll shaft end, the roll shaft rocking arm other end contacts with the roll shaft rocking arm driving lever that is in feeding position is movable, roll shaft rocking arm and back-moving spring one end are connected, the back-moving spring other end is fixed on kind of the case, the sowing duckbilled by moving duckbilled with decide duckbilled and form, the wheel rim of deciding duckbilled and seeding wheel is connected, decide to be equipped with on the duckbilled duckbilled driving lever of flexible connection, moving duckbilled is fixedlyed connected with duckbilled driving lever one end, be with spring on the duckbilled driving lever, spring one end and duckbilled driving lever are connected, the spring other end and seeding wheel are connected, and plant on the case end cap thumb wheel is housed the duckbilled driving lever other end crimping of thumb wheel when being in the sowing position.

The advantage of present technique is a seeding accuracy rate height; Single two grain transfers seed convenient.

Description of drawings

Fig. 1 is the agent structure schematic diagram of the utility model corn seeding device.

Fig. 2 is the rearview of Fig. 1.

Fig. 3 is kind of the roll structure schematic diagram of getting of corn seeding device.

Fig. 4 is an A-A profile among Fig. 3.

Fig. 5 is the roller brush structure schematic diagram of corn seeding device.

Fig. 6 is the left view of Fig. 5.

Fig. 7 is the adjustable plate structural representation of corn seeding device.

The left view that Fig. 8 Fig. 7 is.

Fig. 9 is the seeds protecting plate structural representation of corn seeding device.

The left view of Figure 10 Fig. 9.

Figure 11 is kind of the fork structural representation that rises of corn seeding device.

The left view of Figure 12 Figure 11.

1 push rod among the figure, 2 connecting rods, 3 sowing duckbilleds, 4 wheel rims, 5 kinds of casees, 6 hinge wheels, 7 rollers brush, 8 minor sprockets, 9 seed reception buckets, 10 hold kind of holes, 11 roll shaft rocking arm driving levers, 12 back-moving springs, 13 roll shaft rocking arms, 14 kind forks, 15 seeding wheels, 16 adjustable plates, 17 and get kind of a roller, 18 seeds protecting plates, 19 thumb wheels, 20 and decide duckbilled, 21 and move duckbilleds, 22 duckbilled driving levers, 23 springs, 24 appearances and plant a medial launder of cheating.

Embodiment

The corn seeding device, comprise kind of case 5, seeding wheel 15, push rod 1, the sowing duckbilled 3 and the transmission connection piece thereof that connecting rod 2, several seed reception buckets 9 are housed on the wheel rim 4 of seeding wheel and are communicated with seed reception bucket, seeding wheel 15 flexibly connects by the sleeve pipe and the push rod 1 of connecting rod 2 one ends, the casing of planting case 5 is fixedlyed connected with push rod 1, the outlet of kind of case be equipped with get kind of roller 17 with get the roller brush 7 that kind of roller contact, get kind of roller and roller and brush two ends respectively by kind of a case end cap movable supporting.Get and be axially arranged with the appearance kind hole 10 of two rows on kind of the roller roller periphery along Zhou Junbu, adjustable plate 16 in axial sliding is installed on kind of box body, this adjustable plate main body places in kind of the case, slidably covers to get the row of kind of roller in kind of case and hold kind of hole or slide into two rows and hold outside kind of the hole.Kind of case outside is equipped with seeds protecting plate 18 and is played kind of a fork 14, and seeds protecting plate 18 covers on each that be in before the outer seeding position of kind of case and holds kind of a surface, hole, plays kind of fork 14 on the seeds protecting plate opposite, plays kind of fork one end and inserts and hold in kind of the medial launder 24 in hole.The appearance kind hole that enters feeding position is relative with seed reception bucket 9, and seed reception bucket 9 is communicated with sowing duckbilled 3.The transmission system of seeder is: the axle head of roller brush 7 is equipped with minor sprocket 8, and minor sprocket is connected with hinge wheel 6 by chain, and hinge wheel 6 is connected with the connecting rod 2 of seeding wheel; Roll shaft rocking arm driving lever 11 is housed on the seed reception bucket 9, getting kind of roller 17 is connected with a joggle by ratchet one-way rotating mechanism and roll shaft rocking arm 13 1 ends that are contained in the roll shaft end, roll shaft rocking arm 13 other ends reach on the circumference rotation track of roll shaft rocking arm driving lever 11, when meeting with the roll shaft rocking arm driving lever 11 that is in feeding position, roll shaft rocking arm driving lever 11 promotes roll shaft rocking arm 13 one-directional rotation, back-moving spring 12 is housed on the roll shaft rocking arm 13, and the back-moving spring other end is fixed on kind of the case; Be located at and respectively sow duckbilled respectively by moving duckbilled 21 with decide duckbilled 20 and form on the seeding wheel, the wheel rim of deciding duckbilled and seeding wheel is connected, decide to be equipped with on the duckbilled duckbilled driving lever 22 of flexible connection, moving duckbilled 21 is fixedlyed connected with duckbilled driving lever 22 1 ends, be with spring 23 on the duckbilled driving lever, spring one end and duckbilled driving lever are connected, and the spring other end and seeding wheel are connected, on kind of the case end cap thumb wheel 19 is housed, duckbilled driving lever 22 other end crimping of thumb wheel when being in the sowing position.During work, get each appearance kind of hole of kind of roller and fill seed in kind of case, promote the seeder push rod, seeding wheel rolls forward, and seeding wheel is brushed roller and rotated by hinge wheel, minor sprocket; Seeding wheel rolls forward, stir one time the roll shaft rocking arm during each roll shaft rocking arm driving lever process feeding position, make and get angle of kind of roller one-directional rotation, getting kind of roller changeed forward through roller when brush, and the roller sweeping removes gets seed unnecessary on kind of the roller, and the single seed that the seeds protecting plate protection is left behind the roller brush is discharged when arriving feeding position again, in seed reception bucket is fallen the sowing duckbilled, play kind of a fork and can remove being trapped in and hold kind of the interior seed in hole, guarantee that seed in time discharges, fall accurately and sow in the duckbilled; When the duckbilled driving lever turns to and plant thumb wheel on the case end cap when meeting, thumb wheel is depressed the duckbilled driving lever, and the moving duckbilled of the duckbilled driving lever other end is opened, and realizes sowing, and after the duckbilled driving lever broke away from thumb wheel, back-moving spring made the duckbilled auto-closing.Get each appearance kind of hole of kind of roller and in kind of case, fill seed; arrive feeding position under the protection of single seed after the roller brush is cleared up in only remaining single seed, each appearance kind of the hole, rise to plant and pitch the timely discharge that to guarantee seed at seeds protecting plate; arrive accurately in the sowing duckbilled and broadcast, realized seeder seed-metering performance purpose accurately and reliably.Promotion is at kind of a box body adjusted plate, adjustable plate endwisely slipped cover a row to hold kind of hole or slide into two rows and holds outside kind of the hole, can realize regulating the sowing of single seed or two seed, and is easy to operate.

Claims

1. corn seeding device, comprise kind of a case, seeding wheel, push rod, it is characterized in that: on the wheel rim of seeding wheel connecting rod is housed, several seed reception buckets and the sowing duckbilled and the transmission connection piece thereof that are communicated with seed reception bucket, seeding wheel flexibly connects by the sleeve pipe and the push rod of connecting rod one end, the casing of planting case is fixedlyed connected with push rod, the outlet of kind of case be equipped with get kind of roller with get the roller that kind of roller contact and brush, get kind of roller and roller brush two ends respectively by kind of a case end cap movable supporting, get and be axially arranged with the appearance kind hole of two rows on kind of the roller roller periphery along Zhou Junbu, be in kind of the case each hold kind of hole be contained in kind of case interior can adjustable plate be relative in axial sliding along getting kind of roller, being in kind of case, to enter the appearance kind hole of feeding position outward relative with seed reception bucket, the surface, appearance kind hole that does not enter feeding position is covered with seeds protecting plate, play kind of fork shaft by kind of a case end cap movable supporting, fork is contained in the appearance kind hole of feeding position, roller brush axle end is equipped with minor sprocket, minor sprocket is connected with hinge wheel by chain, hinge wheel is connected by the wheel rim of connecting rod and seeding wheel, roll shaft rocking arm driving lever is housed on each seed reception bucket, getting kind of roller is connected with a joggle by ratchet one-way rotating mechanism and roll shaft rocking arm one end that is contained in the roll shaft end, the roll shaft rocking arm other end contacts with the roll shaft rocking arm driving lever that is in feeding position is movable, roll shaft rocking arm and back-moving spring one end are connected, the back-moving spring other end is fixed on kind of the case, the sowing duckbilled by moving duckbilled with decide duckbilled and form, the wheel rim of deciding duckbilled and seeding wheel is connected, decide to be equipped with on the duckbilled duckbilled driving lever of flexible connection, moving duckbilled is fixedlyed connected with duckbilled driving lever one end, be with spring on the duckbilled driving lever, spring one end and duckbilled driving lever are connected, the spring other end and seeding wheel are connected, on kind of the case end cap thumb wheel is housed, the duckbilled driving lever other end crimping of thumb wheel when being in the sowing position.