CN117769932A - Semi-automatic spacing seeder - Google Patents
Semi-automatic spacing seeder Download PDFInfo
- Publication number
- CN117769932A CN117769932A CN202410161087.4A CN202410161087A CN117769932A CN 117769932 A CN117769932 A CN 117769932A CN 202410161087 A CN202410161087 A CN 202410161087A CN 117769932 A CN117769932 A CN 117769932A
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- hopper
- seed selector
- seed
- shell
- selector
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- 239000000463 material Substances 0.000 claims abstract description 37
- 239000002689 soil Substances 0.000 claims abstract description 6
- 206010044048 Tooth missing Diseases 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000011084 recovery Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000009331 sowing Methods 0.000 abstract description 12
- 238000010899 nucleation Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000035784 germination Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
A semi-automatic spacing seeder relates to the technical field of agricultural appliances, and comprises a hopper for holding seeds, wherein the bottom of the hopper is provided with a discharge hole; the seed selector is rotatably arranged at a discharge hole of the hopper, a cavity is arranged on the seed selector, and a material hole for allowing seeds to enter the cavity or fall out of the cavity is arranged on the outer wall of the seed selector; the driving mechanism is used for driving the seed selector to intermittently rotate; the shell is covered on the seed selector and the bottom end of the shell is provided with a blanking port; the feed hole of seed selector can align the discharge gate of hopper so that the seed in the hopper enters into the cavity of seed selector, the seed in the cavity of seed selector can follow the feed hole and fall to soil through the blanking mouth of shell. The invention can improve the sowing efficiency and realize fixed-distance sowing by more accurate control.
Description
Technical Field
The invention relates to the technical field of agricultural appliances, in particular to a semi-automatic distance seeder.
Background
In the existing agricultural seeding technology, the traditional manual seeding mode has some defects. Manual sowing requires farmers to put seeds into soil sequentially, but due to inaccuracy and instability of manual operation, uneven density of the seeds is easily caused, and sowing depth is inconsistent, so that germination and growth of the seeds are affected. In addition, the mode has the defects of high labor cost and high labor intensity, and quantitative seed selection and continuous and efficient seed sowing are difficult to realize.
To solve these problems, some distance sowing machines have appeared in the prior art, but some early distance sowing machines still generally use manual operation, and cannot realize a high-efficiency sowing process. Secondly, some mechanized fixed-distance seeders adopt a continuous automatic seed feeding mode, so that the fixed-distance seeding distance of each seed cannot be accurately controlled, and the fixed-distance seeder is difficult to adapt to the seeding requirements of different crops. In addition, most of the sowing mechanism designs have too complex structures, and the manufacturing cost and maintenance difficulty of the equipment are increased.
Disclosure of Invention
The invention aims to provide a semi-automatic fixed-distance seeder with a simple structure, so as to improve the seeding efficiency and realize fixed-distance seeding through more accurate control.
In order to solve the technical problems, the invention adopts the following technical scheme: a semi-automatic spacing seeder comprises a hopper for holding seeds, and a discharge hole is arranged at the bottom; the seed selector is rotatably arranged at a discharge hole of the hopper, a cavity is arranged on the seed selector, and a material hole for allowing seeds to enter the cavity or fall out of the cavity is arranged on the outer wall of the seed selector; the driving mechanism is used for driving the seed selector to intermittently rotate; the shell is covered on the seed selector and the bottom end of the shell is provided with a blanking port; the feed hole of seed selector can align the discharge gate of hopper so that the seed in the hopper enters into the cavity of seed selector, the seed in the cavity of seed selector can follow the feed hole and fall to soil through the blanking mouth of shell.
Preferably, the seed selector is cylindrical hollow structure, the outer wall surface of seed selector is provided with a set of material hole along annular direction, a set of material hole includes a plurality of material holes that even interval set up, the bottom surface of the discharge gate of hopper sets up to be the arcwall face that matches and lean on with the outer wall surface of seed selector.
More preferably, the outer wall surface of the seed selector is provided with a plurality of groups of material holes along the axial direction at intervals, the aperture sizes of the same group of material holes are consistent, the aperture sizes of the material holes of different groups are different, and the hopper is movably connected at the top of the shell and can move along the axial direction of the seed selector so as to adjust the width range of the seed selector, in which the discharge hole of the hopper is aligned with any group of material holes.
More preferably, the driving mechanism comprises a motor arranged on the shell, a tooth-missing gear connected with an output shaft of the motor in a transmission way, and a guide rail vertically arranged on the side wall of the shell, wherein a sliding block is connected on the guide rail in a sliding way, a first rack meshed with the tooth-missing gear is arranged on one side of the sliding block, a second rack is arranged on the other side of the sliding block, one end of the seed selector is coaxially and fixedly provided with a seed selector gear, the seed selector gear is meshed with a transmission gear in a transmission way, the transmission gear is meshed with the second rack, a tension spring is arranged along the guide rail, the bottom end of the tension spring is fixedly connected with the sliding block, and the top end of the tension spring is fixedly connected with the guide rail; when the motor drives the tooth-missing gear to rotate, the sliding block can be driven to move downwards along the guide rail, and then the second rack drives the transmission gear to rotate, so that the seed selector gear drives the seed selector to rotate until one of the material holes is aligned with the discharge hole of the hopper to enable seeds to enter the seed selector, then the tooth-missing gear is disengaged from the first rack, and at the moment, the tension spring can drive the sliding block to move upwards and reset, so that the material holes are staggered with the discharge hole of the hopper.
More preferably, the outer peripheral surface of one end of the seed selector is provided with a plurality of grooves along the annular interval, the hopper can move to enable the discharge hole of the hopper to be aligned with any groove so that residual seeds in the hopper fall into the grooves, and the side wall of the shell below the grooves is provided with seed recovery holes.
More preferably, the top end of the shell is open, the bottom end of the hopper extends into the shell from the top end of the shell, two guide rods penetrating the hopper are arranged on the top end of the shell in parallel along the axial direction of the seed selector, and the hopper can move along the guide rods.
More preferably, a locking mechanism is arranged between the hopper and the shell, the locking mechanism comprises a first locking hole arranged on the outer wall of the hopper and a plurality of second locking holes arranged on the outer wall of the same side of the shell, the second locking holes are arranged along the axial direction of the seed selector and correspond to the position intervals of all groups of material holes, the first locking holes are matched and connected with any one second locking hole through a locking piece to realize locking, and the locking piece comprises a rod part and lugs which are respectively arranged at the upper end and the lower end and are used for being inserted into the first locking holes and the second locking holes.
More preferably, the bottom of shell is equipped with a plurality of conical blanking warehouses that cup joint layer by layer, the blanking mouth is located the bottom of blanking warehouses, and the same side outer wall of each blanking warehouses is provided with the connecting block, and each connecting block is provided with the through-hole and each through-hole aligns along vertical direction and wears to be equipped with the screw rod, be equipped with a plurality of adjusting nut that support respectively in corresponding connecting block bottom end face on the screw rod, rotate adjusting nut, and then the height of the blanking mouth of below is adjusted to the relative distance between each blanking warehouses of adjustable.
More preferably, one side of the hopper is also provided with a brush for abutting against the outer wall surface of the seed selector.
Compared with the prior art, the rotary drum is driven to intermittently rotate by the driving mechanism, so that the material holes on the rotary drum are intermittently aligned with the material outlet of the hopper, and seeds in the hopper can be intermittently blanked, and the effects of accurately realizing fixed-distance sowing of the seeds and improving sowing efficiency can be achieved in the moving process of the seeder.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;
FIG. 2 is a schematic diagram of the internal structure in an embodiment;
fig. 3 is a schematic diagram illustrating a positional relationship between the seed selector and the driving mechanism in the embodiment.
In the figure:
1-hopper 2-seed selector 3-feed hole
4-shell 5-motor 6-tooth-missing gear
7-guide rail 8-slide block 9-first rack
10-second rack 11-seed selector gear 12-transmission gear
13-tension spring 14-groove 15-a seed recovery hole
16-guide rod 17-first locking hole 18-second locking hole
19-locking piece 20-blanking bin 21-connecting block
22-screw 23-adjusting nut 24-brush.
Detailed Description
The invention will be further described with reference to examples and drawings, to which reference is made, but which are not intended to limit the scope of the invention.
It should be noted that, in the present invention, unless explicitly stated and limited otherwise, terms such as "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances. Furthermore, in the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" on a second feature may include both the first and second features being in direct contact, or may include both the first and second features not being in direct contact but being in contact through additional features therebetween.
As shown in fig. 1 to 3, the semi-automatic distance seeder comprises a hopper 1 for holding seeds, and a discharge hole is arranged at the bottom; the seed selector 2 is rotatably arranged at a discharge hole of the hopper 1, the seed selector 2 is provided with a cavity, and the outer wall of the seed selector 2 is provided with a material hole 3 for seeds to enter the cavity or fall out of the cavity; the driving mechanism is used for driving the seed selector 2 to intermittently rotate; the shell 4 is covered on the seed selector 2 and the bottom end of the shell is provided with a blanking port; the feed hole 3 of the seed selector 2 can be aligned with the discharge hole of the hopper 1 so that seeds in the hopper 1 enter the cavity of the seed selector 2, and seeds in the cavity of the seed selector 2 can fall out of the feed hole 3 and fall to soil through the blanking hole of the housing 4.
In the above structure, the seed selector 2 is a cylindrical hollow structure, a group of material holes are formed in the outer wall surface of the seed selector 2 along the annular direction, the group of material holes comprise a plurality of material holes 3 which are uniformly arranged at intervals, and the bottom end surface of the discharge hole of the hopper 1 is an arc surface which is matched with and is close to the outer wall surface of the seed selector 2.
The outer wall surface of the seed selector 2 is provided with a plurality of groups of material holes along the axial direction at intervals, the aperture sizes of the same group of material holes are consistent, the aperture sizes of the material holes of different groups are different, and the hopper 1 is movably connected to the top of the shell 4 and can move along the axial direction of the seed selector 2 so as to adjust the width range of the seed selector 2 where the discharge hole of the seed selector aligns with any group of material holes. In this way, the seed selector 2 can adapt to seeds of different sizes, so that the applicability of the seeder is improved, and the requirements of sowing different crops are met.
In this embodiment, the driving mechanism includes a motor 5 installed on the housing 4, a gear-missing gear 6 connected to the output shaft of the motor 5 in a transmission manner, a guide rail 7 vertically installed on the side wall of the housing 4, a sliding block 8 slidably connected to the guide rail 7, a portion of missing teeth provided on the gear-missing gear 6, a first rack 9 meshed with the gear-missing gear 6 provided on one side of the sliding block 8, a second rack 10 provided on the other side of the sliding block 8, a seed selector gear 11 coaxially and fixedly provided at one end of the seed selector 2, a transmission gear 12 meshed with the seed selector gear 11 in a transmission manner, a tension spring 13 provided along the guide rail 7, a bottom end of the tension spring 13 fixedly connected to the sliding block 8, and a top end fixedly connected to the guide rail 7.
Then, in a specific working process of the driving mechanism, when the motor 5 drives the tooth-missing gear 6 to rotate, the sliding block 8 can be driven to move downwards along the guide rail 7, and then the second rack 10 drives the transmission gear 12 to rotate, so that the seed selector 2 is driven by the gear of the seed selector 2 to rotate until one of the material holes 3 is aligned with the discharge hole of the hopper 1 to enable seeds to enter the seed selector 2, then the tooth-missing gear 6 is disengaged from the first rack 9, at the moment, the tension spring 13 can drive the sliding block 8 to move upwards and reset, in a resetting process, the second rack 10 can drive the transmission gear 12 to rotate reversely, and then the seed selector gear 11 drives the seed selector 2 to rotate reversely slightly, so that the material holes 3 are staggered with the discharge hole of the hopper 1, and the sliding block 8 rotates back to be aligned again when moving downwards next time. Those skilled in the art should know that in practical application, only need among a set of material holes 3 repeatedly with the discharge gate alignment of hopper 1 stagger can, set up the purpose of a set of material holes along the annular direction, on the one hand lie in conveniently entering in the seed selector 2 cavity after can drop out through other material holes 3, provided more channels that drop out, on the other hand, when debugging before the use, can rotate seed selector 2 and let arbitrary material hole 3 play the work of feeding to make things convenient for initial debugging.
After the seeding work is finished, part of seeds generally remain in the hopper 1, a plurality of grooves 14 can be formed in the peripheral surface of one end of the seed selector 2 along annular intervals for facilitating collection of the part of seeds, the hopper 1 can move to enable a discharge hole of the hopper to be aligned with any groove 14 so that the residual seeds in the hopper fall into the groove 14, a seed recovery hole 15 is formed in the side wall of the shell 4 below the groove 14, so that the residual seeds can fall out of the seed recovery hole 15, and collection is facilitated.
For the manner of realizing the movement of the hopper 1, specifically, the top end of the housing 4 is open, the bottom end of the hopper 1 extends into the housing 4 from the top end of the housing 4, and the top end of the housing 4 is provided with two guide rods 16 penetrating the hopper 1 in parallel along the axial direction of the seed selector 2, and the hopper 1 can move along the guide rods 16. In order to ensure the stability after the movement of the hopper 1 is completed, a locking mechanism is arranged between the hopper 1 and the shell 4, the locking mechanism comprises a first locking hole 17 arranged on the outer wall of the hopper 1 and a plurality of second locking holes 18 arranged on the outer wall of the same side of the shell 4, the second locking holes 18 are arranged along the axial direction of the seed selector 2 and correspond to the position intervals of the groups of holes, the first locking holes 17 are matched and connected with any one of the second locking holes 18 through a locking piece 19 to realize locking, and the locking piece 19 comprises a rod part and a protruding block which is respectively arranged at the upper end and the lower end and used for being inserted into the first locking holes 17 and the second locking holes 18.
The brush 24 for propping against the outer wall surface of the seed selector 2 is further arranged on one side of the hopper 1, so that when the seed is blocked at the feed hole 3, the blocked seed can be brushed down by the propping action of the brush 24 in the rotating process of the seed selector 2, and the blocking of the blocked seed into the feed hole 3 is avoided.
In addition, the bottom of the shell 4 of this embodiment is equipped with a plurality of conical blanking bins 20 that cup joint layer by layer, and the blanking mouth is located the bottom of blanking bin 20, and the same side outer wall of each blanking bin 20 is provided with connecting block 21, and each connecting block 21 is provided with the through-hole and each through-hole aligns along vertical direction and wears to be equipped with screw rod 22, is equipped with a plurality of adjusting nut 23 that support respectively in corresponding connecting block 21 bottom end face on the screw rod 22, rotates adjusting nut 23, can adjust the relative distance between each blanking bin 20 and then adjusts the height of the blanking mouth of below. The nested blanking bin 20 structure is adopted, and the length of the seeder can be increased through adjustment, so that the problem that the load of a lifting mechanism is overlarge when the automatic small-sized seeder is applied is solved.
The working principle of the semi-automatic distance seeder provided by the embodiment is as follows: the seeder is arranged on the seeder, seeds are placed in the hopper 1, the motor 5 is started in the process that the seeder moves on soil, the motor 5 drives the tooth-missing gear 6 to rotate, the toothed part of the tooth-missing gear 6 drives the first rack 9 to move, the tooth-missing part rotates to one side of the first rack 9 through rotation, the first rack 9 is caused to lose the meshing state with the tooth-missing gear 6, the sliding block 8 is reset under the action of the tension spring to realize reciprocating motion, the intermittent reciprocating rotation effect of the seed selector 2 is achieved, the intermittent falling into the seed selector 2 from the hopper 1 and blanking out are achieved, and the purpose of fixed-distance seeding is achieved in the moving process.
Therefore, the semi-automatic spacing seeder provided by the invention can drive the seed selector 2 to intermittently rotate under the drive of the driving mechanism, so that spacing seeding is realized, and the effects of accurately realizing spacing seeding of seeds and improving seeding efficiency are achieved. In addition, the release of the energy storage of the tension spring 13 can also drive the seeder to vibrate slightly, so that the problems that seeds are blocked in the seed selector 2, and the seeds cannot be quantitatively planted due to direct driving of the seed selector 2 by a friction electrostatic adsorption motor and the like are solved.
In order to make it easier for a person skilled in the art to understand the improvements of the present invention with respect to the prior art, some of the figures and descriptions of the present invention have been simplified, and the above-described embodiments are preferred implementations of the present invention, but in addition, the present invention may be implemented in other ways, and any obvious substitution is within the scope of protection of the present invention without departing from the concept of the present technical solution.
Claims (9)
1. Semi-automatic distance disseminator, its characterized in that includes:
the hopper (1) is used for containing seeds, and the bottom of the hopper is provided with a discharge hole;
the seed selector (2) is rotatably arranged at a discharge hole of the hopper (1), the seed selector (2) is provided with a cavity, and the outer wall of the seed selector is provided with a material hole (3) for seeds to enter the cavity or fall out of the cavity;
the driving mechanism is used for driving the seed selector (2) to intermittently rotate;
a shell (4) which is covered on the seed selector (2) and the bottom end of which is provided with a blanking port;
the feed hole (3) of seed selector (2) can be to the discharge gate of Ji Liaodou (1) so that the seed in hopper (1) gets into in the cavity of seed selector (2), the seed in the cavity of seed selector (2) can follow feed hole (3) and fall to soil through the blanking mouth of shell (4).
2. Semi-automatic distance seeder according to claim 1, characterized in that: the seed selector (2) is cylindrical hollow structure, the outer wall surface of seed selector (2) is provided with a set of material hole along annular direction, a set of material hole is including a plurality of material holes (3) that even interval set up, the bottom surface of the discharge gate of hopper (1) sets up to be with the outer wall surface assorted of seed selector (2) and the arcwall face that leans on.
3. Semi-automatic distance seeder according to claim 2, characterized in that: the outer wall surface of the seed selector (2) is provided with a plurality of groups of material holes along the axial direction at intervals, the aperture sizes of the same group of material holes are consistent, the aperture sizes of the material holes of different groups are different, and the hopper (1) is movably connected to the top of the shell (4) and can move along the axial direction of the seed selector (2) so as to adjust the width range of the seed selector (2) where the discharge hole of the seed selector aligns with any group of material holes.
4. A semiautomatic distance seeder according to claim 3, characterized in that: the driving mechanism comprises a motor (5) arranged on a shell (4), a tooth-missing gear (6) connected to an output shaft of the motor (5) in a transmission manner, and a guide rail (7) vertically arranged on the side wall of the shell (4), wherein a sliding block (8) is connected to the guide rail (7) in a sliding manner, a first rack (9) meshed with the tooth-missing gear (6) is arranged on one side of the sliding block (8), a second rack (10) is arranged on the other side of the sliding block, a seed selector gear (11) is coaxially and fixedly arranged at one end of the seed selector (2), a transmission gear (12) is meshed with the seed selector gear (11) in a transmission manner, the transmission gear (12) is meshed with the second rack (10), a tension spring (13) is arranged along the guide rail (7), the bottom end of the tension spring (13) is fixedly connected to the sliding block (8), and the top end of the tension spring is fixedly connected to the guide rail (7); when the motor (5) drives the tooth-missing gear (6) to rotate, the sliding block (8) can be driven to move downwards along the guide rail (7), and then the second rack (10) drives the transmission gear (12) to rotate, so that the seed selector (11) drives the seed selector (2) to rotate until one of the feed holes (3) is opposite to the discharge hole of the Ji Liaodou (1) so that seeds enter the seed selector (2), then the tooth-missing gear (6) is disengaged from the first rack (9), and at the moment, the tension spring (13) can drive the sliding block (8) to move upwards and reset, so that the feed holes (3) are staggered with the discharge hole of the hopper (1).
5. A semiautomatic distance seeder according to claim 3, characterized in that: the seed selector comprises a seed selector body, wherein a plurality of grooves (14) are formed in the outer peripheral surface of one end of the seed selector body at intervals in an annular mode, a hopper (1) can move to enable a discharge hole of the hopper to be aligned with any groove (14), so that residual seeds in the hopper fall into the grooves (14), and seed recovery holes (15) are formed in the side wall of a shell (4) below the grooves (14).
6. A semiautomatic distance seeder according to claim 3, characterized in that: the top of shell (4) is open, the bottom of hopper (1) stretches into shell (4) from the top of shell (4), the top of shell (4) is provided with two guide bars (16) of wearing to locate hopper (1) along the axial direction parallel of seed selector (2), hopper (1) can remove along guide bar (16).
7. Semi-automatic distance seeder according to claim 6, characterized in that: the utility model discloses a seed selector, including hopper (1) and shell (4), be provided with locking mechanism between hopper (1) and shell (4), locking mechanism is including setting up first locking hole (17) at hopper (1) outer wall and setting up a plurality of second locking hole (18) at shell (4) same side outer wall, a plurality of second locking hole (18) are along the axial direction of seed selector (2) and correspond the position interval setting of each group's material hole, first locking hole (17) are connected through a locking piece (19) and arbitrary second locking hole (18) cooperation and are realized locking, locking piece (19) include pole portion and set up respectively upper and lower both ends and be arranged in inserting the lug in first locking hole (17) and second locking hole (18).
8. Semi-automatic distance seeder according to claim 1, characterized in that: the bottom of shell (4) is equipped with a plurality of conical blanking warehouses (20) that cup joint layer by layer, the blanking mouth is located the bottom of blanking warehouses (20), and the same side outer wall of each blanking warehouses (20) is provided with connecting block (21), and each connecting block (21) are provided with through-hole and each through-hole along vertical direction alignment and wear to be equipped with screw rod (22), be equipped with a plurality of adjusting nut (23) that support respectively in corresponding connecting block (21) bottom end face on screw rod (22), rotate adjusting nut (23), the relative distance between each blanking warehouses (20) and then the height of the blanking mouth of regulation below.
9. Semi-automatic distance seeder according to claim 1, characterized in that: one side of the hopper (1) is also provided with a brush (24) which is used for propping against the outer wall surface of the seed selector (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410161087.4A CN117769932A (en) | 2024-02-05 | 2024-02-05 | Semi-automatic spacing seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410161087.4A CN117769932A (en) | 2024-02-05 | 2024-02-05 | Semi-automatic spacing seeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117769932A true CN117769932A (en) | 2024-03-29 |
Family
ID=90385196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410161087.4A Pending CN117769932A (en) | 2024-02-05 | 2024-02-05 | Semi-automatic spacing seeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117769932A (en) |
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2024
- 2024-02-05 CN CN202410161087.4A patent/CN117769932A/en active Pending
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