CN203814168U - Mechanical multifunctional high-speed precise seed metering device capable of realizing twice seed filling and twice separation - Google Patents
Mechanical multifunctional high-speed precise seed metering device capable of realizing twice seed filling and twice separation Download PDFInfo
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- CN203814168U CN203814168U CN201420098399.7U CN201420098399U CN203814168U CN 203814168 U CN203814168 U CN 203814168U CN 201420098399 U CN201420098399 U CN 201420098399U CN 203814168 U CN203814168 U CN 203814168U
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Abstract
A mechanical multifunctional high-speed precise seed metering device capable of realizing twice seed filling and twice separation solves the problems that holes and formed and repeated sowing is needed caused by unreliable seed filling in the process of once seed filling and once separation of an existing seed metering device. A seed metering disc is arranged in a shell, the output end of a transmission shaft is installed in a central hole in the seed metering disc through a bearing, the input end of the transmission shaft is fixedly connected with a transmission chain wheel, a plurality of holes are uniformly distributed in the excircle surface of the seed metering disc, a plurality of inclined shifting teeth are uniformly arranged on the outer side end surface of the seed metering disc along the same circumference, and correspond to the plurality of holes one by one, a first seed clearing slot, a second seed clearing slot and a third seed clearing slot are formed in the excircle surface of the seed metering disc from front to back, a first-level separation seed blocking piece, a second-level separation seed protecting piece and a seed clearing piece are respectively arranged in the first seed clearing slot, the second seed clearing slot and the third seed clearing slot, a guard ring is arranged between the seed metering disc and the shell, and a seed box is covered at the front end of the seed metering disc. The seed metering device is used for a planter.
Description
Technical field:
The utility model relates to a kind of seeding unit.
Background technology:
The seeding unit that existing sower uses can be divided into two types by the difference of its operation principle: a kind of is adsorb or blow attached seed in the mode of strength, reaches the object of essence amount seeding; Another kind is to rely on the gravity of seed self to be filled in the type hole of seed plate, reaches essence measure the object of seeding with this.The former is called Pneumatic seeding apparatus, and the latter is mechanical seed sowing device.No matter be which kind of seeding unit, the object that wants to reach the seeding of essence amount must have reliably fills kind and reliable clear two the indispensable processes of planting, and the final purpose of reliably filling kind is generation in order to prevent hole and the generation of replay.In the agricultural modernization production era of current implemented high speed seeding operation, weigh the good of a seed sowing device performance and under high speed seeding condition, whether there is the seedling-damaging rate of minimum hole rate and replay rate and minimum with badly finally seeing it.Actual seeding operation for many years proves: the highest kind of the linear velocity of filling that mechanical type Cell wheel feed adapts to can not exceed 0.3 meter per second, and the locomotive seeding operation speed reflecting must not exceed 5 kms/time; The highest linear velocity of planting of filling that air-suction seeding unit adapts to can not exceed 0.5 meter per second, and the locomotive seeding operation speed reflecting must not exceed 8-10 kms/time; The speed of a motor vehicle of our desired high speed seeding operation should be more than 10-12 kms/time now, thereby the adaptability of current used various seeding units to high speed seeding operation speed or poor.With regard to above-mentioned various seeding units and the current any seeding unit using in agricultural production: although their operation principle differences separately, but these seeding units fill kind with separate the process of unnecessary seed in what all adopts is once to fill kind and first separation technology, thereby can cause filling the hole problem unreliable and generation of planting in the process of for once filling kind; In like manner, also can cause separating replay problem not thorough and that produce in the process that for once separates unnecessary seed, these two problems are the key points that affect seed sowing device performance index.
Utility model content:
The purpose of this utility model is to provide a kind of kind of twice separation machinery formula multifunctional high speed precision seeder that fill for twice, for once fill the process of kind of first separation to solve existing seeding unit, cause filling kind unreliable and produce hole and separate thoroughly and the problem of generation replay.
Above-mentioned purpose realizes by following technical scheme:
Fill kind of twice separation machinery formula multifunctional high speed precision seeder for twice, its composition comprises: housing, plant box cover, drive sprocket, power transmission shaft, bearing, seed plate, one-level separates gear kind of sheet, the second-order separation protects kind of a sheet, seed cleaning sheet and guard ring, seed plate is arranged in housing, the output of power transmission shaft is arranged on by bearing in the centre bore of seed plate, the input of power transmission shaft is fixedly connected with drive sprocket, on the outer round surface of seed plate, be laid with several types hole, on the outside end face of seed plate, be provided with several inclination moving teeth along same circumference uniform distribution, several inclination moving teeth are corresponding one by one with several types hole, be provided with successively from front to back first and plant clearly groove on the outer round surface of seed plate, second is planted clearly groove He tri-roads and is planted clearly groove, and one-level separates gear kind of sheet, the second-order separation protects kind of sheet and seed cleaning sheet and is arranged on respectively first and plants clearly groove, second is planted clearly groove He tri-roads and is planted clearly in groove, and guard ring is arranged between seed plate and housing, plants box cover and puts the front end at seed plate, and the anterior corresponding kind box cover of seed cleaning sheet is provided with out kind of a mouth.
Above-mentioned kind of the twice separation machinery formula multifunctional high speed precision seeder that fill for twice, one-level separates the semicircular ring that is shaped as of gear kind of sheet, the arc length of semicircular ring is greater than semicircle, the gear kind upper right side afterbody that one-level separates gear kind of sheet is positioned on seed face, and the gear kind upper left side afterbody that one-level separates gear kind of sheet is positioned on seeding unit horizontal center line.
Above-mentioned kind of the twice separation machinery formula multifunctional high speed precision seeder that fill for twice, the second-order separation protects the more than half annulus of being shaped as of kind of sheet, the second-order separation protects kind of the upper right side afterbody that protects of kind of sheet and plants upper right side afterbody higher than gear, and the second-order separation protects the gear kind upper left side afterbody of kind of sheet higher than gear kind of a upper left side afterbody.
Above-mentioned kind of the twice separation machinery formula multifunctional high speed precision seeder of filling for twice, seed cleaning sheet be shaped as quadrant ring, clear kind of upper right side afterbody of seed cleaning sheet is lower than gear kind of a upper right side afterbody, clear kind of upper left side afterbody of seed cleaning sheet is lower than gear kind of a upper right side afterbody.
This technical scheme has following beneficial effect:
1. the utility model has been installed one-level separation gear kind of a sheet on seed plate, the second-order separation protects kind of sheet and seed cleaning sheet, after filling for the first time kind, utilizing one-level to separate gear kind of a sheet completes for the first time and separates, filling for the first time kind is the hole rate that reduces seed with the object separating for the first time, the unnecessary seed of realization separation under the prerequisite that ensures effectively to fill kind.After filling for the second time kind, utilize the second-order separation to protect kind of a sheet and complete for the second time and separate, fill for the second time kind and the object separating is for the second time to make hole rate and replay rate reach minimum, thereby making to fill plants more reliably, has avoided hole and has separated halfway phenomenon
2. the utility model is through sowing experimental verification: this seeding unit seeding corn can reach the amount of seed metering of 25-30/seconds; Sowing soybean can reach the amount of seed metering of 90-135/seconds, can realize the requirement of soybean, the corn seeding speed high speed seeding operation more than 10-12 kms/time completely.
3. the utility model fills and plants reliably, and without strength, seed wheel rotates extremely light, consumes locomotive power minimum.
4. precise sowing, saves seed, and without brush-wheel consumable accessory, seed relies on the gravity of self while kind clearly, practical reliable.
5. while utilizing the utility model seeding corn, be not subject to the impact of kind and seed size, a set of seed of maize
Can complete.
Brief description of the drawings:
Fig. 1 is overall structure front view of the present utility model; Fig. 2 is the left view (in figure, the direction of arrow represents the direction of rotation of seed plate 6) of Fig. 1; Fig. 3 is the front view of seed plate 6; Fig. 4 is the left view of Fig. 3; Fig. 5 is the rigging position schematic diagram that one-level separation gear kind of a sheet 7, the second-order separation protect kind of sheet 8 and seed cleaning sheet 9; Fig. 6 is the structural representation that one-level separates gear kind of sheet 7; Fig. 7 is the structural representation that the second-order separation protects kind of sheet 8; Fig. 8 is the structural representation of seed cleaning sheet 9.
Embodiment:
Embodiment 1:
Fill kind of twice separation machinery formula multifunctional high speed precision seeder for twice, see Fig. 1～Fig. 4, its composition comprises: housing 1, plant box cover 2, drive sprocket 3, power transmission shaft 4, bearing 5, seed plate 6, one-level separates gear kind of sheet 7, the second-order separation protects kind of sheet 8, seed cleaning sheet 9 and guard ring 10, seed plate 6 is arranged in housing 1, the output of power transmission shaft 4 is arranged on by bearing 5 in the centre bore of seed plate 6, the input of power transmission shaft 4 is fixedly connected with drive sprocket 3, on the outer round surface of seed plate 6, be laid with several types hole 6-1, on the outside end face of seed plate 6, be provided with several inclination moving tooth 6-2 along same circumference uniform distribution, several inclination moving tooth 6-2 are corresponding one by one with several types hole 6-1, on the outer round surface of seed plate 6, be provided with successively from front to back first and plant clearly groove 6-3, second is planted clearly groove 6-4 He tri-roads and is planted clearly groove 6-5, one-level separates gear kind of sheet 7, the second-order separation protects kind of sheet 8 and seed cleaning sheet 9 and is arranged on respectively first and plants clearly groove 6-3, second is planted clearly groove 6-4 He tri-roads and is planted clearly in groove 6-5, guard ring 10 is arranged between seed plate 6 and housing 1, kind box cover 2 is arranged on the front end of seed plate 6, the kind box cover 2 that the anterior 9-1 of seed cleaning sheet 9 is corresponding is provided with out kind of a mouth 2-1, planting box cover 2 is connected by Connection Element with housing 1.The version of this seed plate 6 is gear shifting type side seed filling type seed plate.The effect of guard ring 10 is to protect kind of sheet 8 and seed cleaning sheet 9 for fixing one-level separation gear kind of a sheet 7, the second-order separation, another effect of guard ring 10 is that guard ring 10 is enclosed within the outer circumference of seed plate 6, make it to seal several types hole 6-1 on seed plate 6 radial circumferences, just going out kind of a mouth 2-1 place at seeding unit leaves corresponding radial opening, with convenient discharge seed.
Embodiment 2:
Above-mentioned kind of the twice separation machinery formula multifunctional high speed precision seeder that fill for twice, see Fig. 5 and Fig. 6, one-level separates the semicircular ring that is shaped as of gear kind of sheet 7, the arc length of semicircular ring is greater than semicircle, the gear kind upper right side afterbody 7-1 that one-level separates gear kind of sheet 7 is positioned on seed face A, the gear kind upper left side afterbody 7-2 that one-level separates gear kind of sheet 7 is positioned on seeding unit 6 horizontal center lines, the arc below that one-level separates gear kind of sheet 7 is provided with gear kind of a sheet projection 7-3, and gear kind of a sheet projection 7-3 snaps in the draw-in groove on housing 1 when installing.Other annexation is identical with embodiment 1.
Embodiment 3:
Above-mentioned kind of the twice separation machinery formula multifunctional high speed precision seeder that fill for twice, see Fig. 5 and Fig. 7, the second-order separation protects the more than half annulus of being shaped as of kind of sheet 8, kind of the upper right side afterbody 8-1 that protects that the second-order separation protects kind of sheet 8 plants upper right side afterbody 7-1 higher than gear, the second-order separation protects the gear kind upper left side afterbody 8-2 of kind of sheet 8 higher than gear kind of upper left side afterbody 7-2, the arc below that the second-order separation protects kind of sheet 8 is provided with protects kind of a sheet projection 8-3, protects kind of sheet projection 8-3 and snaps in the draw-in groove on housing 1 when installing.Other annexation is identical with embodiment 2.
Embodiment 4:
Above-mentioned kind of the twice separation machinery formula multifunctional high speed precision seeder that fill for twice, see Fig. 5 and Fig. 8, seed cleaning sheet 9 be shaped as quadrant ring, clear kind of upper right side afterbody 9-1 of seed cleaning sheet 9 is lower than gear kind of upper right side afterbody 7-1, clear kind of upper left side afterbody 9-2 of seed cleaning sheet 9 is lower than gear kind of upper right side afterbody 7-1, the arc below of seed cleaning sheet 9 is provided with seed cleaning sheet projection 9-3, and seed cleaning sheet projection 9-3 snaps in the draw-in groove on housing 1 when installing.Other annexation is identical with embodiment 3.
Operation principle:
Seeding unit drives drive sprocket 3 by sower power, power transmission shaft 4 and seed plate 6 are rotated counterclockwise, seed enters seed plate 6 by kind of box cover 2 and plants in the seed chamber forming between box cover 2, now one-level separates gear kind of a sheet 7 and blocks the seed in all seed chambers, only allow to pull out tooth 6-2 and capture when 2～3 seeds rotate to higher than seed heap position, the upper right corner, the top in seed chamber that (the seed face A in seed chamber repaiies only angle to be determined while being driven certain altitude by the seed inlet 2-2 height of kind of box cover 2 and seed self by the inclination moving tooth 6-2 of seed plate 6 along with the inclination that seed plate 6 is rotated counterclockwise, actual seed heap is that right high left low inclined plane is seed face A), 2～3 seeds hanging on inclination moving tooth 6-2 are going out the rear afterbody to one-level separation gear kind of sheet 7 of seed heap therebetween, in seed heap below the unnecessary gravity effect disengaging inclination moving tooth 6-2 that is affiliated to unstable seed dependence self drops back, after the gear kind upper left side afterbody 7-2 that upper remaining 1～2 seed of inclination moving tooth 6-2 separates gear kind of sheet 7 at seed plate 6 through one-level, be slipped to along the inclined plane of inclination moving tooth 6-2 on the side that the second-order separation protects kind of sheet 8, seed has now completed filling for the first time of this seeding unit and has planted and separation process for the first time, in this process, object is the hole rate that reduces seed, ensureing effectively to fill the unnecessary seed of realization separation under the prerequisite of planting.When inclination moving tooth 6-2 drives seed to continue to be rotated counterclockwise the second-order separation and protect the gear kind upper left side afterbody 8-2 of kind of sheet 8, in this process, because continuing rotation, seed plate 6 make seed angle of inclination unnecessary in moving tooth 6-2 to be strengthened, cause it unstable and drop, realize the object of secondary separation, finally tilt to pull out in tooth 6-2 a remaining seed turning in the type hole 6-1 that is slipped to seed plate 6 after the afterbody 8-2 of upper left side, the secondary that has completed since then whole seeding unit fills plants and secondary separation process, realize the desired design objective with minimum hole rate and minimum replay rate of seeding unit.Seed in the 6-1 of type hole is behind seeding unit the top, the gear kind upper left side afterbody 8-2 that is protected kind of sheet 8 by the second-order separation protects in the 6-1 of type hole (the second-order separation protects the gear kind upper left side afterbody 8-2 of kind of sheet 8 higher than gear kind of upper right side afterbody 7-1), seed plate 6 is rotated further seeding unit and goes out kind of a mouth 2-1 place, seed in the 6-1 of type hole relies on the gravity of seed self to discharge, when being stuck in super large seed in type hole and can not relying on self gravitation to discharge, seed cleaning sheet 9 brute forces of can You tri-roads planting clearly in groove 6-5 clear out.
Claims (4)
1. one kind is filled kind of twice separation machinery formula multifunctional high speed precision seeder for twice, its composition comprises: housing (1), plant box cover (2), drive sprocket (3), power transmission shaft (4), bearing (5), seed plate (6), one-level separates gear kind of sheet (7), the second-order separation protects kind of a sheet (8), seed cleaning sheet (9) and guard ring (10), seed plate (6) is arranged in housing (1), the output of power transmission shaft (4) is arranged in the centre bore of seed plate (6) by bearing (5), the input of power transmission shaft (4) is fixedly connected with drive sprocket (3), on the outer round surface of seed plate (6), be laid with several types hole (6-1), on the outside end face of seed plate (6), be provided with several inclination moving teeth (6-2) along same circumference uniform distribution, several inclination moving teeth (6-2) are corresponding one by one with several types hole (6-1), it is characterized in that: on the outer round surface of seed plate (6), be provided with successively from front to back first and plant clearly groove (6-3), second is planted clearly groove (6-4) He tri-roads and is planted clearly groove (6-5), one-level separates gear kind of sheet (7), the second-order separation protects kind of a sheet (8) and seed cleaning sheet (9) and is arranged on respectively first and plants clearly groove (6-3), second is planted clearly groove (6-4) He tri-roads and is planted clearly in groove (6-5), guard ring (10) is arranged between seed plate (6) and housing (1), kind box cover (2) is arranged on the front end of seed plate (6), kind box cover (2) corresponding to seed cleaning sheet (9) anterior (9-1) is provided with out kind of a mouth (2-1).
2. fill according to claim a kind of twice separation machinery formula multifunctional high speed precision seeder for twice, it is characterized in that: one-level separates the semicircular ring that is shaped as of gear kind of sheet (7), the arc length of semicircular ring is greater than semicircle, the gear kind upper right side afterbody (7-1) that one-level separates gear kind of sheet (7) is positioned on seed face (A), and the gear kind upper left side afterbody (7-2) that one-level separates gear kind of sheet (7) is positioned on seeding unit (6) horizontal center line.
3. fill according to claim 2 kind of twice separation machinery formula multifunctional high speed precision seeder for twice, it is characterized in that: the second-order separation protects more than half annulus that is shaped as of kind of a sheet (8), the second-order separation protects kind of the upper right side afterbody (8-1) that protects of kind of a sheet (8) and plants upper right side afterbody (7-1) higher than gear, and the second-order separation protects the gear kind upper left side afterbody (8-2) of kind of a sheet (8) higher than gear kind of a upper left side afterbody (7-2).
4. fill according to claim 2 kind of twice separation machinery formula multifunctional high speed precision seeder for twice, it is characterized in that: seed cleaning sheet (9) be shaped as quadrant ring, the clear kind of upper right side afterbody (9-1) of seed cleaning sheet (9) is lower than gear kind of upper right side afterbody (7-1), and the clear kind of upper left side afterbody (9-2) of seed cleaning sheet (9) is lower than gear kind of upper right side afterbody (7-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420098399.7U CN203814168U (en) | 2014-03-02 | 2014-03-02 | Mechanical multifunctional high-speed precise seed metering device capable of realizing twice seed filling and twice separation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420098399.7U CN203814168U (en) | 2014-03-02 | 2014-03-02 | Mechanical multifunctional high-speed precise seed metering device capable of realizing twice seed filling and twice separation |
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| Publication Number | Publication Date |
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| CN203814168U true CN203814168U (en) | 2014-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420098399.7U Expired - Fee Related CN203814168U (en) | 2014-03-02 | 2014-03-02 | Mechanical multifunctional high-speed precise seed metering device capable of realizing twice seed filling and twice separation |
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| CN (1) | CN203814168U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103858570A (en) * | 2014-03-02 | 2014-06-18 | 董臣 | Mechanical type multifunctional high-speed precise seeding apparatus with two-time seed charging and two-time separating |
| CN108055902A (en) * | 2018-01-26 | 2018-05-22 | 河北农业大学 | A kind of seed cleaning sheet of wheat feed mechanism for seed in agricultural machinery |
-
2014
- 2014-03-02 CN CN201420098399.7U patent/CN203814168U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103858570A (en) * | 2014-03-02 | 2014-06-18 | 董臣 | Mechanical type multifunctional high-speed precise seeding apparatus with two-time seed charging and two-time separating |
| CN108055902A (en) * | 2018-01-26 | 2018-05-22 | 河北农业大学 | A kind of seed cleaning sheet of wheat feed mechanism for seed in agricultural machinery |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20200302 |
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| CF01 | Termination of patent right due to non-payment of annual fee |