JP2606922Y2 - Seed feeding device - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seed dispensing apparatus, which sequentially dispenses seeds to be sown directly in a field or to be sown in a sowing groove formed in a field.

[0002]

2. Description of the Related Art Conventionally, as a seed feeding device of this kind,
For example, as described in Japanese Utility Model Laid-Open Publication No. Sho 62-153804, a seed supply hopper is provided, and a delivery roll is rotatably provided at a discharge port opened at a lower end portion of the seed supply hopper. There is known a structure in which a large number of horizontal grooves are formed at intervals on an outer peripheral portion, and a rotary brush for rotatably removing a seed that is not stored in each horizontal groove is provided above the feeding roll. .

[0003]

An invention is to provide a seed according to the publication
Feeding device, rotating brush and at a fixed position without moving
The feeding roll is rotated, and the seeds stored in a number of horizontal grooves of the feeding roll are sequentially fed from the feeding section by the rotation of the feeding roll, and are not stored in these horizontal grooves.
The seeds are removed from the feeding roll by a rotating brush, but this type of seed feeding device is usually attached to a sowing machine and moved.
For al seeding work is carried out, this seed during the movement of sowing machine
When the seeder vibrates due to unevenness in the field where the machine moves,
The seed feeding device mounted on sowing machine is vibrated, the seeds housed in a number of transverse strip in the groove of the feed roll in momentum of vibrations may fall spill from the supply roll protrudes from Yokojo groove, deletion There is a problem that causes stocks.

[0004] The present invention has been made in view of such a point, and it is possible to hold and transport seeds placed in the respective mounting recesses of the conveyor, and to use the seedling machine in a field where the seeding machine moves.
The seeder vibrates due to unevenness, etc., and the conveyor vibrates .
Even if there is, the seeds placed in each mounting recess do not jump out of the mounting recess and fall down from the conveyor due to the vibration of the vibration, so that various seeds are sequentially sown at predetermined intervals. It is an object of the present invention to provide a seed feeding device capable of reliably preventing a stock-out state.

[0005]

According to the present invention, there is provided a seed dispensing apparatus comprising: a sowing machine pulled by a tractor;
The seeds provided on the main body are opposed to the towing direction of the sowing machine main body.
Conveyor, which is transported toward the rear side, and the seeding machine
And seed hopper having an outlet disposed in the body to discharge the seed into the conveyors, and seeded conduit seeding the co <br/> Nbe ya or we unloaded the seeds provided in the sowing machine body sowing unit The conveyor is provided on the outlet side of the seed hopper and is discharged from the outlet of the seed hopper.
Unloading seeds to the sowing conduit and loading unit for loading the seeds
Kaigyo freely have endless rotary line body provided, places the seed issued discharge outlet or al of the seed hopper at a distance in the conveying surface of the endless rotary line member between the unloading unit to Forming a large number of mounting recesses, from the carrying-in side of the endless revolving body
A seed presser is provided which presses, from above, various elements mounted in the mounting recesses from the loading section to the unloading section .

[0006]

[Function] With the seed feeding device of the present invention, seeding with a tractor
The machine body is towed , and the endless revolving body of the conveyor is seeded.
When rotating the row towards the traction direction behind the opposite species
The various children discharged from the discharge port of the seed hopper are sequentially placed in the respective mounting recesses of the endless revolving body located at the carry-in portion on the discharge port side of the child hopper , and the No children
While being conveyed toward the discharge section by the times the line end times line body, although such is pressed from above is fed et transportable by species Koosae body, out of the seeding pipe side from these each seed is loading recess portion
While being transported to the parts, is unloaded into the sowing conduit from the transportable out portion are seeded seeding unit at the seeding line.

[0007] eliminated from this time, since the endless rotary row of conveyors are rotating rows along the seed holding member, each seed that this is not placed in the respective loading recess seed presser at the endless rotary line member on is, therefore, each seed at intervals of the loading recess is unloaded into the sowing conduit from transportable out of the conveyor.

Furthermore, each seed placed in each loading recess of the endless rotary line body is pressed from above by the seed holding member while transportable
Unevenness in the field where the seeder moves because it is transported to the outlet
Sowing machine is vibrated by such, even if the conveyor is vibrated by the vibration of the sowing machine, each seed that is placed in each loading recess in momentum of the vibration from each of the mounting concave section is prevented from falling spill from jumping out by the endless rotary row of loading recess portion, therefore, each seed at intervals of the loading recess is sequentially carried out in the seeding conduit from the carry-out of the conveyor, this
In the seeding conduit, the seeding site is seeded neatly, and one of the causes of the lack of stock is eliminated.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The construction of an embodiment of the present invention will be described below with reference to the drawings.

[0010] In FIG. 2, 1 is a seeding machine body, this seeding
The seed machine main body 1 has a main frame 2 long in the left-right direction.
A first transmission case 3 in the vertical direction is provided at an intermediate portion of the first transmission case 3, and a transmission 5 is provided at an upper portion of the first transmission case 3 so as to rotatably project the input shaft 4 toward the front. At the same time, a rotary till 6 is rotatably mounted on a lower end of the first transmission case 3, and the rotary till 6 is rotatably driven by an output from the mission 5.

A cover 7 covering the upper part of the rotary tilling body 6 is provided on the first transmission case 3, and an earthproof plate 8 is provided at the rear end of the cover 7 in the front-rear direction. It is pivotally supported. Further, left and right lower arms 9 are respectively provided on both sides of the main frame 2 so as to protrude forward and in parallel and integrally therewith, and a mast 10 is provided on the upper end of the first transmission case 3 in a forward and upward direction. It protrudes integrally toward.

Next, front ends of a second transmission case 11 and a bracket (not shown) in the front-rear direction, which are disposed in parallel with each other, are integrally fixed to both ends of the main frame 2. Between the rear end portion of the second transmission case 11 and the bracket, a groove forming body 12 for forming a groove by erecting the tilled soil tilled by the rotary tilling body 6 to form a groove is rotatably mounted on a shaft. I have. The second transmission case 11 and the bracket are connected by a connecting member (not shown).

The grooved body 12 is provided in the second transmission case.
A rotating shaft 13 rotatably mounted between the rear end of the bracket 11 and the bracket; the rotating shaft 13 has an abacus-shaped drainage groove formed body 14 having a large radius in the axial direction and an abacus having a small radius A plurality of pearl-shaped seeding groove forming bodies 15 are alternately arranged and fixed. The groove forming body 12 is driven to rotate by an output from the mission 5 via an interlocking medium in the second transmission case 11.

Next, a front-rear support frame horizontally disposed opposite to the rear ends of the left and right lower arms 9.
The front ends of the 16 are fixed together, and the left and right support frames
The rear end portions 16 are connected by a square pipe-shaped connection frame 17. A bracket 18 protruding downward is fixed to both ends of the connection frame 17 and a support rod 18a is horizontally fixed between the rear ends of the left and right brackets 18. A plurality of support frames 49 are vertically fixed at predetermined intervals in the axial direction of the support rod 18a. In the length direction of the connection frame 17, a plurality of sets of connection plates 19 are provided at intervals corresponding to each seeding groove forming body 15 of the groove forming body 12, and a pair of mutually separated pairs are provided. It protrudes integrally toward the rear. And the main frame 2 and the mission 5
Rotary tilling body 6 that is driven to rotate by output
First transmission case 3, left and right lower arms 9, mast
10. The second transmission case in which the grooved body 12 is rotatably mounted on the shaft
11 and bracket, left and right support frame 16, connecting pipe 1
7, a bracket 18 having a plurality of support frames 49 and a plurality of sets
The seeding machine main body 1 is constituted by the connecting plate 19.

A hopper support frame 20 is integrally fixed between the front side portions of the pair of connecting plates 19 of each pair. Each hopper support frame 20 is, as shown in FIGS.
In addition, a left and right side plate 21 facing each other, a closing plate 22 is fixed between lower ends of the left and right side plates 21 facing each other, and a vertical direction positioned at a rear end of the left and right side plate 21. A mounting piece 23 is integrally fixed between the substantially middle portions. Also,
Inclined edge 24 is formed which is inclined toward the rear upper to the rear end of the left and right side plates 21 continuous from the rear end portion of the closure plate 22. Further, between the lower portion of the front end portion of the left and right side plates 21 has an inclined plate 25 which is inclined toward the <br/> lower back side, the inclination
The lower end of the plate 25 is continuous with the front end of the closing plate 22,
The front side plate 27 continuous with the upper end of the swash plate 25 is
Are provided between the front ends. And each hopper support
The frame 20 includes the left and right side plates 21, the front side plate 27, and the inclined plate.
25 and the obstruction plate 22 open the top and rear
Formed between the closing plate 22 and the mounting piece 23.
The seeds discharged from the outlet 29 of the seed hopper 26
A carry-in section 51 for carrying the vehicle 30 is formed.

Further, said each hopper support frame 20 is removably fitted seed hopper 26, respectively, these various
The child hopper 26 is supported by the front side plate 27 and the mounting piece 23. The each seed hopper 26 has a bottom plate 28 formed at its lower end, respectively, these bottom plate 28 is opened discharge port 29, respectively, are these outlet 29 communicating with the respective hopper support frame 20 It is open.

Next, a conveyor 30 is provided between the pair of connecting plates 19 of each of the sets, and the inclined edges of the respective hopper supporting frames 20 are respectively provided.
It is arranged along 24 at an angle rearward and upward.
Each of the conveyors 30 has left and right conveyor frames 31 disposed between the pair of connecting plates 19 and inclined rearward and upward, and lower ends of the left and right conveyor frames 31 of each set are While being fixed to the pair of connecting plates 19,
The upper ends of the left and right conveyor frames 31 of each set are connected and supported by stays 32 protruding from the pair of connecting plates 19.

Also, the left and right conveyor frames of each of the above sets.
31 between the lower end of the outlet 31 side of the child hopper 26
A single drive shaft 33 common to each set is rotatably mounted on the shaft, and between the upper end portions of the left and right conveyor frames 31 of each set is located on the unloading section 52 side for unloading seeds to the seeding conduit 39. And the driven shafts 34 are respectively rotatably mounted on the shafts. Also,
Each drive roller 35 and the respective driven shaft which is fixed to the front asked shaft 33
Wherein each seed hopper between the driven roller 36 which is fixed to 34
-26 outlet for seed hopper 26
To the loading section 51 and the sowing conduit 39 that are discharged from 29 and carry the seeds
An endless revolving body 37 is suspended between the unloading section 52 for unloading the seeds . Also, a certain number of loading recess 38 on the conveying surface <br/> of the endless rotary line member 37 for mounting the each seed A discharged from the discharge port 29 of the seed hopper 26 to and fro, respectively The openings are formed on the conveyance surface side at intervals.

Further, an upper end of a vertically long seeding conduit 39 is supported by a support 40 between the rear ends of the pair of connecting plates 19 of each pair. Each of the seeding conduits 39 has an upper conduit 41 supported by the pair of connecting plates 19, and a seed inlet 42 at the upper end of the upper conduit 41 facing the discharge end of the conveyor 30. An upper end of a bellows tube 43 communicates with a lower end of the upper conduit 41 to be fitted and fixed. An upper end of a lower conduit 44 communicates with a lower end of the bellows tube 43. At the lower end of the lower conduit 44, a seeding portion 45 formed by the above-described seeding groove molded body 15, that is, a seeding opening 45 for seeding the seeding groove is opened.

Further, at the lower end of each of the lower conduits 44, a rear part of each of the seeding groove forming bodies 15 is located.
Floats 46 sliding along both sides of the seeding groove formed by the above are connected. A support plate 47 protrudes from the lower front side of each of the lower conduits 44, and each of the support plates 47 is connected in parallel to each of the support frames 49 connected to the support rod 18a.
It is supported up and down freely through 48. The upper and lower ends of each of the parallel links 48 are supported by the support shaft 50 so as to be rotatable vertically.

Next, the endless revolving body 37 of each of the conveyors 30
A plate-like seed that presses, from above, the various children A placed in the loading recesses 38 from the loading section 51 between the loading section 37 on the upstream side and the loading section 52 from the loading section 51 on the upstream side. Presser bodies 53 are provided respectively . These various child holding bodies 53
At the front end of the hopper support frame 20, there are formed connecting pieces 54, which rise upward, and these connecting pieces 54 are mounted on the mounting pieces 23 of the hopper support frames 20 by bolts and nuts 55 so as to be adjustable in height. The various pressing members 53 are directed toward the carrying-out portion 52 in a state where the other parts except the connecting pieces 54 are free.
It is once arranged. The unloading section 52 is driven by the driven
In the revolving portion of the endless revolving body 37 that turns the roller 36 downstream.
The rear end of the seed presser 53 and the opening surface of the seeding conduit 39
Is formed between. And the hopper support frame 2
0, various child hoppers 26, each conveyor 30 and each seeding conduit 39
A seed feeding device is configured, and the seed feeding device is
The rotary tilling body 6 provided on the seeder body 1 and
The seeding machine main body 1 having the groove forming body 12 and the seed feeding device
A sowing machine is configured.

The various pressing members 53 are formed in a plate shape by using an elastic member such as synthetic rubber or foamed urethane resin, and one of the connecting piece 54 at the front end and the mounting piece 23 is attached to the other. An insertion slot through which the bolt is inserted is formed,
The connecting piece 54 and the mounting piece 23 are attached via the insertion slot so that the height position can be adjusted. And, each said conveyor 30
The upper end 37a of the endless revolving body 37 is adapted to be slid and revolved along the various child pressing bodies 53.

Next, the operation of the above embodiment will be described.

The connecting portion of the left and right lower arms 9 and the connecting portion of the mast 10 are respectively connected to the three-point suspension mechanism of the tractor, and the input shaft 4 is connected to the PTO shaft of the tractor via a power transmission shaft.

When the seeding machine is towed by the tractor and the input shaft 4 is rotationally driven via the power transmission shaft by the output from the PTO shaft of the tractor, the first transmission is performed by the output from the transmission 5. The rotary tilling body 6 of the case 3 is driven to rotate in the down-cut direction, and the groove forming body 12 of the second transmission case 11 is driven to rotate in the same direction as the rotary tilling body 6. The body 12 is rotationally driven at a speed of slip rotation with respect to the tilling soil.

The drive shaft 33 of each conveyor 30 is driven by an output from the mission 5 via an interlock mechanism (not shown).
Is driven to rotate, and the respective endless revolving bodies 37 are revolved in the direction of the arrow above and behind by the respective drive shafts 33.

The soil in the field is tilled by the rotary tilling body 6, and the cultivated soil is formed by a plurality of deep drain grooves in each drain groove forming body 14 of the groove forming body 12, In addition, in each of the seeding groove forming bodies 15, a shallow seeding groove is formed across the plurality of drain grooves between the plurality of drain grooves.

When the endless revolving bodies 37 of the respective conveyors 30 revolve rearward and upward, respectively, on the side opposite to the pulling direction of the seeding machine, the endless revolving bodies 37 are positioned at the carry-in section 51 on the discharge port 29 side of the seed hopper 26.
In each mounting concave portion 38 of the upper rotating portion 37a of each endless rotary member 37
Each seed A discharged from the discharge port 29 of the seed hopper 26 to the hopper support frame 20 is sequential placed, each of these loading recess
The various elements in 38 are conveyed upward and rearward by circulating in the circling upper part 37a of each endless circulating body 37.

Then, these various children A are placed in the respective mounting recesses 38.
Of the endless revolving body 37 placed in the
Okumen is forward next row along each seed holding member 53 Rutotomo
, This seed A of the mounting concave portion 38 of the conveying surface of the endless rotary line member 37 is similar pressed from above at each seed holding member 53 is fed et transportable, these each seed A, each endless Kaigyotai 37 placing of 置凹part
From the inside to the unloading section 52 on the seeding conduit 39 side
In, is unloaded from the unloading unit 52 into each of the seed inlet 42 of the sowing conduit 39, seeding opening at the lower end of each seeding pipe 39
From 45, it is sown in each sowing groove.

[0030] At this time, since the rotating line the top 37a of the endless rotary line member 37 of each conveyor 30 are rotating rows along each seed holding member 53, placing each round row top 37a of the endless rotary line member 37 Recess
The various children A that are not placed from the carry-in part 51 into the inside 38 are removed from the traveling upper part 37a of the endless traveling body 37 by the various child pressing bodies 53, and therefore, each of the mounting recesses 38 of each endless traveling body 37 is removed. At intervals, the various seeds A are transferred from the discharge section 52 of the endless revolving body 37 to the respective seeding conduits.
It is carried out in 39.

Further, the various children A placed in the respective mounting recesses 38 in the revolving upper part 37a of the endless revolving body 37 of each conveyor 30 are loaded.
Various child presser bodies 53 between the section 51 side and the unloading section 52
Since that is similar pressed from above is fed et transportable by seeding machine
The seeder vibrates due to the unevenness of the moving field, etc.
Vibration of the machine to the endless rotary line member 37 of the conveyor 30 vibrates
Even if there is, the each seed A placed on the loading recess 38 of each endless rotary line body 37 times the line top 37a with momentum of vibration, endless times protrudes from each of the loading recess within 38 The spilling of the endless circulating body 37 is prevented at the intervals between the mounting recesses 38 by preventing the spilling from the circling upper part 37a of the diverting body 37.
It is sequentially carried out from the detecting section 52 in each sowing conduit 39, the respective seeding
From the seeding port 45 of the conduit 39, the seeding grooves are seeded neatly, and one of the causes of the lack of stock is eliminated.

Further, each seeding conduit 39 is provided with a bellows tube 43 in the middle part.
In addition, since the lower conduit 44 connected to the lower part of the bellows tube 43 is supported by the parallel link 48 so as to be able to move up and down, when the float 46 moves up and down due to the unevenness of the sliding surface, the lower conduit 44 The bellows tube 43 is expanded and contracted via the float
Upward movement of 46 prevents upper conduit 41 from being pushed up.

Next, in the above-described embodiment, the various pressing members 53
Has described the case where it is formed in a plate shape with an elastic member such as synthetic rubber or foamed urethane resin, but the invention is not limited to this. A brush body 56 may be provided on 37a. In this case, a connecting piece 59 is protruded from a substantially intermediate portion of a support plate 58 supporting the brush 57 of the brush body 56, and the connecting piece 59 is attached to the mounting piece 23 of the hopper support frame 20 with a bolt / nut 55. Attach the height position freely.

With such a configuration, the brush body
In the same manner as in the above-described embodiment, the various child holding members 53 composed of the various child holding members 53, which are not placed in the respective mounting recesses 38 of the upper moving part 37a of the endless rotating body 37, are used by the various child pressing members 53. A field that is removed from the upper traveling part 37a of the endless traveling body 37 and in which the seeder moves.
The seeder vibrates due to irregularities in the field, etc.
Even if the endless rotary line member 37 of each conveyor 30 is vibrated, round row top 37a of the endless rotary line member 37 in momentum of the vibration
Each seed A is round row top 37 of the endless rotary line member 37 protrudes from each of the loading recess within 38 mounted on the mounting concave section 38 of the
It is prevented from falling from a.

[0035]

According to the invention present invention, from above between the placed seed from the loading portion side from the loading unit in each loading recess of the endless rotary row of conveyors with species Koosae body to the carrying-out unit It can be transported while holding down, so that the seeder can move
The seeder vibrates more, and the vibration of this seeder
Even if the endless rotary line body is vibrated, without falling spill from the conveying surface of the conveyor protrudes from置凹portion placed seeds on each mounting concave in section in momentum of the vibration mounting,
Therefore, various seeds can be sequentially sown at predetermined intervals, and the absence of stock can be reliably prevented.

[Brief description of the drawings]

FIG. 1 is a side view of a seed feeding device according to an embodiment of the present invention.

FIG. 2 is a side view of a sowing machine provided with the above-described seed feeding device.

FIG. 3 is a side view of a seed feeding device showing another embodiment.

[Description of Signs] 1 Seeding machine main body 26 Seed hopper 29 Discharge port 30 Conveyor 37 Endless revolving body 38 Mounting recess 39 Seeding conduit 51 Loading section 52 Unloading section 53 Seed holder A Seed

Claims (1)

(57) [Scope of request for utility model registration] A seeder body towed by a tractor;
The seeds provided on the sowing machine body are pulled by the sowing machine body.
A conveyor for conveying toward the rear opposite to the direction, before
And seed hopper having an outlet disposed in serial sowing machine body for discharging seed into the conveyors, provided in the sowing machine body
It is to seeding the conveyors or we unloaded the seeds sown portion
A seeding conduit, wherein the conveyor is provided on an outlet side of the seed hopper .
The seeds discharged from the outlet of the seed hopper
And an unloading unit for unloading seeds to the sowing conduit .
Have endless rotary line member provided to freely Kaigyo between a number of mounting for placing a seed discharged from the outlet of the seed hopper at a interval to a conveying surface of the endless rotary line body Forming a recess , between the carry-in portion and the carry-out portion of the endless revolving body;
A seed feeding device, comprising: a seed presser for pressing, from above, various kinds of children placed in the respective mounting recesses from the loading section .