CN207022461U - Seeder dials seed device - Google Patents

Abstract

The utility model discloses a kind of group seed device for adapting to seed ranges extensively and realizing precision drilling.Including plants case, rotating disk, fixing axle and toggle mechanism, cam is fixed in fixing axle, and plants case fixes as one with cam, rotating disk and fixing axle rotatable engagement.Toggle mechanism is on rotating disk, and the seed inlet of plants case is located directly below, and the upper left side of plants case side wall is provided with seed outlet.Seed outlet described in interior concane gap face on cam in plants case, the shell fragment on toggle mechanism be pressed in by elastic force on cam and with the curved spring cooperation of cam reducing.The structure being engaged in the utility model using toggle mechanism with cam and plants case, is realized precision drilling and can adapt to seed of different sizes to greatest extent, and without changing part.

Description

Seeder dials seed device

Technical field

A kind of seeding machinery is the utility model is related to, particularly sows the device of seed.

Background technology

At present, Mechanization sowing to have the advantages that to save seed, sowing accurate is agriculturally being popularized.It is existing to broadcast Kind machine uses the structure of seed wheel mostly, and seed is fallen into the kind cave on seed wheel by gravity, under kind of the auxiliary of brush, plants in cave Appropriate seed is included, when kind of a cave is rotated to seeding hole site, now drops out feed outlet by gravity without hairbrush, seed, most Fall into eventually at sowing, reach sowing purpose.With Various Seasonal or different needs, different seeds is selected to be sowed, by It is larger in the size difference of different seeds, therefore, it is necessary to which accurate sowing could be realized by changing different seed wheels.But due to The structure of seeder is limited, and it is not a nothing the matter for most peasants to change seed wheel, is not only wasted time and energy, often Adjustment is gone wrong frequently less than optimum state, directly increases the labor intensity of peasant, delay farming season.Further, since the knot in kind cave Structure is that fixed size is constant, when seed size inequality, often occurs having more due amount in a kind cave, not only wastes kind Son, it can also provide the thinning work increase workload of after seedling.

The content of the invention

The purpose of this utility model is to provide a kind of adaptation seed ranges extensively and can realize group seed device of precision drilling.

The technical solution of the utility model is：A kind of seeder dial seed device, including plants case, rotating disk, fixing axle and dial Motivation structure, it is characterised in that：One end of the fixing axle sequentially passes through the axis hole of rotating disk, cam and plants case, and the cam is fixed In fixing axle, the plants case fixes as one with cam, the rotating disk and fixing axle rotatable engagement；The toggle mechanism installation On rotating disk, toggle mechanism includes dialling seed block, shell fragment and connecting rod, and seed block, other end connection shell fragment, shell fragment are dialled in the connection of connecting rod one end Coordinate with seed block is dialled with rod hinge connection, bearing pin is fixed on rotating disk, dial seed block be enclosed on bearing pin and with bearing pin rotatable engagement, bullet Spring pin is fixed on rotating disk, shell fragment be enclosed on spring catch and with spring catch rotatable engagement, be set with spring on spring catch, the spring One end is withstood on limited post, and the other end is hooked on shell fragment, the limited post be fixed on rotating disk and positioned at connecting rod and spring catch it Between shell fragment on the outside of；After above-mentioned installation, the seed inlet of plants case is located directly below, and inner side edge and the turntable clearance of plants case are matched somebody with somebody Close, the upper left side of plants case side wall is provided with seed outlet；The cam is made up of reducing curved surface and interior concane gap, the interior notch on cam Seed outlet described in mouthful face in plants case, shell fragment be pressed in by elastic force on cam and with the curved spring cooperation of cam reducing.

Inner cover is provided between plants case and cam, the inner cover is located in plants case, and inner cover is fixed on rotating disk, and inner cover covers convex Wheel and shell fragment.

The working face for dialling seed block is provided with groove, and the groove is vertically used to logical form by transverse groove and cannelure.The horizontal stroke Parallel with rotating disk to the groove direction of groove, the groove direction of the cannelure is vertical with rotating disk, and cannelure is remote on seed block positioned at dialling From one end of bearing pin.

The structure being engaged in the utility model with cam and plants case using toggle mechanism, realizes precision drilling and can be most Seed of different sizes is adapted to limits, and without changing part.During turntable rotation, toggle mechanism synchronous rotary, bullet are driven Piece keeps Elastic Contact with cam, in the presence of cam reducing curved surface, dials seed block and is rotated around bearing pin, therefore, dials the work of seed block The angle that face is formed with kind chamber interior wall changes, and when retaining more seeds in group seed block groove, dialling seed block can only clamp An innermost seed, other seeds are unfettered and drop out the recessed of group seed block automatically by gravity during turntable rotation Groove, it is final to ensure that a seed be clamped simultaneously by dialling seed block for one, reach the purpose of precision drilling.Meanwhile by using dial Seed block clamps the structure of seed, can just adapt to seed of all sizes to greatest extent without changing group seed block, improve Operating efficiency.

Brief description of the drawings

Fig. 1 is structural representation of the present utility model.

Fig. 2 is Fig. 1 structural decomposition diagram.

Fig. 3 is the schematic diagram that Fig. 2 is further decomposed.

Fig. 4 is the structural representation of rotating disk and toggle mechanism of the present utility model.

Fig. 5 is of the present utility model group of seed block structure schematic diagram.

Fig. 6 is the structural representation at of the present utility model group of another visual angle of seed block.

Fig. 7 is the structural representation of plants case of the present utility model.

Embodiment

The utility model is described in further detail with reference to the accompanying drawings and examples, but not formed to the utility model Any restrictions.Shown in Fig. 1, Fig. 2 and Fig. 3, the utility model includes plants case 1, rotating disk 2, fixing axle 5 and toggle mechanism.It is described One end of fixing axle 5 sequentially passes through the axis hole of rotating disk 2, cam 3 and plants case 1, and the cam 3 is fixed in fixing axle 5, the kind Case 1 fixes as one with cam 3, the rotating disk 2 and the rotatable engagement of fixing axle 5.Shown in Fig. 4, the toggle mechanism, which is arranged on, to be turned On disk 2, toggle mechanism includes dialling seed block 21, shell fragment 23 and connecting rod 22, and seed block 21, other end connection bullet are dialled in the connection of the one end of connecting rod 22 Piece 23, shell fragment 23 and group seed block 21 are hinged with connecting rod 22 to be coordinated.Bearing pin 26 is fixed on rotating disk 2, is dialled seed block 21 and is enclosed on bearing pin It is fixed on 26 and with the rotatable engagement of bearing pin 26, spring catch on rotating disk 2, shell fragment 23 is enclosed on spring catch and matched somebody with somebody with spring catch rotation Close, spring 25 is set with spring catch, the one end of spring 25 is withstood on limited post 24, and the other end is hooked on shell fragment 23, the limit Position post 24 is fixed on the outside of shell fragment 23 on rotating disk 2 and between connecting rod 22 and spring catch.After above-mentioned installation, Fig. 1 and Shown in Fig. 7, the seed inlet 11 of plants case 1 is located directly below, and inner side edge and the gap of rotating disk 2 of plants case 1 coordinate, a left side for the side wall of plants case 1 Top is provided with seed outlet.Shown in Fig. 3 and Fig. 4, the cam 3 is made up of reducing curved surface and interior concane gap, the interior notch on cam 3 Seed outlet described in mouthful face in plants case 1, shell fragment 23 be pressed in by elastic force on cam 3 and with the curved spring cooperation of the reducing of cam 3.

Being caught in toggle mechanism, can be set up between plants case 1 and cam 3 shown in Fig. 3 and Fig. 4, during to prevent that seed from dropping Inner cover 4, the inner cover 4 are located in plants case 1, and inner cover 4 is fixed on rotating disk 2, and inner cover 4 covers cam 3 and shell fragment 23.

Shown in Fig. 5 and Fig. 6, seed is more effectively clamped to enable to dial seed block 21, the working face for dialling seed block 21 is provided with ditch Groove, the groove are vertically used to logical form by transverse groove and cannelure.The groove direction of the transverse groove is parallel with rotating disk 2, described The groove direction of cannelure is vertical with rotating disk 2.Cannelure is positioned at the one end for dialling remote bearing pin 26 on seed block 21.

During work, in frame, Chu Zi mechanisms and land wheel are fixed as one fixing axle 5 with rotating disk 2, before promoting seeder OK, land wheel rolls forward, so as to drive rotating disk 2 to rotate.Seed is put into from the seed inlet 11 of plants case 1, and seed is dialled with what rotating disk 2 rotated When block 21 is by 1 lower end of plants case, seed is scraped in the cavity that it forms with plants case 1, with the continuous rotation of rotating disk 2, convex Under the effect of wheel 3, the angle dialled between seed block 21 and the inwall of plants case 1 diminishes, and cavity originally diminishes, therefore dials seed block 21 and clamp one After grain seed, because the relation of angle is difficult to reclamp second seed, after rotating disk 2 turns over certain angle, in the work of gravity Under, do not dialled the seed clamped of seed block 21 it is automatic under drop back into the bottom of plants case 1, gone to when dialling seed block 21 at the seed outlet of plants case 1 When, the shell fragment 23 of toggle mechanism is just slipped into the interior concane gap of cam 3, and now, in the presence of spring 25, energy is released Put, the momentary reset of shell fragment 23, pulled by connecting rod 22 and dial the seed ejection that seed block 21 clamps group seed block 21, seed is just from kind The seed outlet ejection of case 1, is finally sown into soil through land wheel, reaches sowing purpose.The structure of land wheel is prior art, its install and Using to be public, will not be repeated here.Seed is more effectively clamped to enable to dial seed block 21, dials the transverse groove energy of seed block 21 Make seed along groove proper alignment, be easy to essence amount clamping seed, meanwhile, dial seed block to prevent the seed in transverse groove from departing from too early 21, dial the cannelure on seed block 21 and play a part of blocking seed transversely groove landing, after group seed block 21 presss from both sides steady seed, turn Seed is spontaneously decoupled under gravity in the rotary course of disk 2 and dial seed block 21, prevent the empty phenomenon broadcast.

Claims (3)

1. a kind of seeder dials seed device, including plants case（1）, rotating disk（2）, fixing axle（5）And toggle mechanism, its feature exist In：The fixing axle（5）One end sequentially pass through rotating disk（2）, cam（3）And plants case（1）Axis hole, the cam（3）It is fixed In fixing axle（5）On, the plants case（1）With cam（3）Fix as one, the rotating disk（2）With fixing axle（5）Rotatable engagement； The toggle mechanism is arranged on rotating disk（2）On, toggle mechanism includes dialling seed block（21）, shell fragment（23）And connecting rod（22）, connecting rod （22）Seed block is dialled in one end connection（21）, other end connection shell fragment（23）, shell fragment（23）With group seed block（21）And connecting rod（22）Hinge Connect cooperation, bearing pin（26）It is fixed on rotating disk（2）On, dial seed block（21）It is enclosed on bearing pin（26）Upper and and bearing pin（26）Rotatable engagement, Spring（25）Pin is fixed on rotating disk（2）On, shell fragment（23）Be enclosed on spring catch and with spring catch rotatable engagement, be set with spring catch There is spring（25）, the spring（25）One end withstands on limited post（24）On, the other end is hooked in shell fragment（23）On, the limited post（24） It is fixed on rotating disk（2）Go up and be located at connecting rod（22）Shell fragment between spring catch（23）Outside；After above-mentioned installation, plants case （1）Seed inlet（11）It is located directly below, plants case（1）Inner side edge and rotating disk（2）Gap coordinates, plants case（1）The upper left of side wall Side is provided with seed outlet；The cam（3）It is made up of reducing curved surface and interior concane gap, cam（3）On interior concane gap face described in Plants case（1）On seed outlet, shell fragment（23）Cam is pressed in by elastic force（3）Upper and and cam（3）The curved spring cooperation of reducing.

2. seeder according to claim 1 dials seed device, it is characterized in that：Plants case（1）With cam（3）Between be provided with it is interior Cover（4）, the inner cover（4）Positioned at plants case（1）It is interior, inner cover（4）It is fixed on rotating disk（2）On, inner cover（4）Cover cam（3）And bullet Piece（23）.

3. seeder according to claim 1 dials seed device, it is characterized in that：Dial seed block（21）Working face be provided with ditch Groove, the groove is used to lead to by transverse groove and cannelure to be formed, the groove direction of the transverse groove and rotating disk（2）It is parallel, it is described vertical To the groove direction of groove and rotating disk（2）Vertically, cannelure is positioned at group seed block（21）Upper remote bearing pin（26）One end.