CN114667829A - Telescopic sleeve rod type precision seed taking device - Google Patents
Telescopic sleeve rod type precision seed taking device Download PDFInfo
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- CN114667829A CN114667829A CN202210426220.5A CN202210426220A CN114667829A CN 114667829 A CN114667829 A CN 114667829A CN 202210426220 A CN202210426220 A CN 202210426220A CN 114667829 A CN114667829 A CN 114667829A
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- 241000721671 Ludwigia Species 0.000 claims abstract description 39
- 238000000034 method Methods 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 37
- 230000008569 process Effects 0.000 claims description 14
- 230000001681 protective effect Effects 0.000 claims description 10
- 238000000605 extraction Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 8
- 238000010899 nucleation Methods 0.000 description 8
- 238000009331 sowing Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/20—Parts of seeders for conducting and depositing seed
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Abstract
The invention discloses a telescopic sleeve rod type precision seed taking device which comprises a rack, wherein at least one seed taking unit is arranged on the rack, the seed taking unit comprises a seed box, a seed guiding box and a seed taking assembly, the seed guiding box is arranged on the front side of the seed box, and the seed taking assembly is arranged in a cavity inside the seed box; get kind of subassembly and include the drive wheel, the drive wheel rotates to be installed in kind of seed box, the drive wheel sets up a plurality of poles of getting kind along circumference, it has the hole of getting to open on the lateral wall that gets kind of pole and be close to the outer end, it is equipped with the sleeve to get sliding sleeve on the pole of planting, a plurality of sleeves are connected through a set of mechanism that opens and shuts and are realized the linkage, make a plurality of poles of getting kind along with drive wheel pivoted in-process, each sleeve is along the reciprocal sliding of the axial of the pole of getting kind that corresponds, the hole of getting on the pole of getting kind is closed gradually and is opened gradually in the realization. Compared with the prior art, the invention has the following advantages: the accurate extraction of single seeds of the round-like large seeds is realized, and the seed taking rod can be conveniently and quickly replaced according to the size of the sown seeds.
Description
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to a telescopic sleeve rod type precision seed taking device.
Background
The mechanical precision seeding of large-grain seeds is an important component in the mechanical production link, the mechanical precision seeding requires the guarantee that the seeds are reasonably distributed in the field, the plant spacing is uniform, the seed taking quantity is accurate, the problems of re-seeding and missed seeding are avoided in the seeding process, and the damage to the seeds is avoided, so the quality of the seed taking device plays a decisive role in the seeding effect. The problems that the seed taking precision is not high, the operation is unstable, the adaptability of a seed taking object is poor, the universality of seed taking parts is not strong and the like exist in the operation process of the current large-seed taking device, the seed taking parts need to be replaced according to the shapes and the sizes of sown seeds during the sowing operation of machines and tools, the replacement process of the seed taking parts is complicated due to the complexity of the structural design of the sowing device, the use efficiency of the sowing device is reduced, the labor intensity is increased, the seed taking quality and the adaptability in the precision sowing process of the large-seed seeds are improved, the requirement for quick and accurate seed taking of different types of large-seed seeds is met, the universality, the reliability and the efficiency of the sowing device are enhanced, and the device has important significance for the development and the application of mechanical crop planting.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a telescopic sleeve rod type precision seed taking device, so that single seeds of round-like large seeds can be accurately extracted, the seed taking rods can be conveniently and quickly replaced according to the size of the sowed seeds, and the precision selection of the seeds in different size ranges is realized.
The invention is realized by the following technical scheme:
a telescopic sleeve rod type precision seed taking device comprises a rack, wherein at least one seed taking unit is arranged on the rack and comprises a seed box, a seed guiding box and a seed taking assembly, the seed guiding box is arranged on the front side of the seed box, an inner cavity of the seed guiding box is communicated with an inner cavity of the seed box, and the seed taking assembly is arranged in the inner cavity of the seed box;
the seed taking assembly comprises a driving wheel, the driving wheel is rotatably installed in a seed box through a driving shaft, the driving shaft extends along the left and right direction, the driving wheel is circumferentially provided with a plurality of seed taking rods, the seed taking rods are detachably installed on the driving wheel and extend outwards along the radial direction of the driving wheel, the side wall of each seed taking rod, which is close to the outer end, is provided with a seed taking hole, each seed taking rod is sleeved with a sleeve in a sliding manner, the sleeves are connected through a set of opening and closing mechanisms to realize linkage, so that in the process that the plurality of seed taking rods rotate along with the driving wheel, each sleeve slides in a reciprocating manner along the axial direction of the corresponding seed taking rod, and in the process that the seed taking rods rotate from the lower side to the upper side, the sleeves on the seed taking rods slide outwards to the outer limit position from the inner limit position gradually, the gradual closing of the seed taking holes on the seed taking rods is realized, and the seed taking holes are taken from the seed box; get the seed pole at the in-process of rotatory to below from the top, get sleeve on the seed pole and inwards slide to interior extreme position from outer extreme position gradually, realize getting opening gradually of getting the kind of a hole on the seed pole to the seed that the realization was got the kind of a hole falls into and leads kind of a box.
As the preferred scheme of above-mentioned seed taking device, the mechanism that opens and shuts includes the mounting disc, the installation pole, a plurality of connecting rods, the mounting disc sets up with the drive wheel is coaxial and the mounting disc is fixed at the seed case, the installation pole is fixed on the mounting disc and for the eccentric settings of mounting disc axial lead, a plurality of connecting rods one-to-one fix in a plurality of sleeve outsides and along telescopic radial extension, a plurality of connecting rod one end rotate the suit in proper order on the installation pole, the rotation suit of a plurality of connecting rod other end one-to-one is on a plurality of connecting rods, the pole of getting seeds is along with the drive wheel rotates the round in-process, the sleeve is once reciprocating sliding along the axial completion of the pole of getting seeds that corresponds.
As the preferable scheme of the seed taking device, a plurality of mounting holes are formed in the outer side wall of the driving wheel along the circumferential direction, the inner ends of the seed taking rods are mounted in the plurality of mounting holes in a one-to-one correspondence mode, and the inner ends of the seed taking rods are in interference fit with the mounting holes.
As a preferable scheme of the seed metering device, in the opening and closing mechanism, the lengths of the connecting rods are the same.
As above-mentioned preferred scheme of getting kind of a ware, the drive wheel dustcoat is equipped with the protecting cover body, and the protecting cover body is one end closed, the open cylindric of the other end, and the protecting cover body is fixed on the transmission shaft, and it has a plurality of perforation that supply a plurality of kinds of poles of getting to stretch out to open along circumference on the protecting cover body lateral wall, and the opening end of the protecting cover body is equipped with the protection shroud, and the protection shroud sets up with the protecting cover body free sleeve, and the protection shroud is fixed in the seed box.
As the preferable scheme of the seed taking device, the inner side of the protective cover is provided with the mounting column, and the other end of the mounting rod is inserted into an inner hole of the mounting column.
As above-mentioned preferred scheme who gets kind of a ware, the kind of a seed case front side is opened has the export of getting kind, and the export both sides of getting kind of a seed case front side are equipped with vertical slot respectively, and it is uncovered to lead kind of a box rear side, leads kind of a box rear side opening end both sides and is equipped with vertical picture peg respectively, inserts respectively to two vertical slots through two vertical picture pegs in to the limiting plate through two vertical picture peg tops supports on kind of a box top, realizes leading kind of a box and is connected with dismantling of kind of a seed case.
As the preferable scheme of the seed taking device, the rack is provided with two seed taking units which are arranged at intervals from left to right, the two seed taking units share one transmission shaft, a transmission gear is fixedly sleeved in the middle section of the transmission shaft, and the transmission shaft is driven to rotate through the transmission gear.
As the preferable scheme of the seed taking device, the seed taking rod is in a stepped shaft shape with a small inner section and a large outer section.
Compared with the prior art, the invention has the following advantages:
the telescopic sleeve rod type precision seed taking device skillfully designs the structure of the seed taking assembly, drives a plurality of circumferential seed taking rods to rotate together through the rotating driving wheel, and drives each sleeve to axially and repeatedly slide on the corresponding seed taking rod through the opening and closing mechanism, so that the seed taking holes on the seed taking rods are gradually opened and closed, and the accurate extraction of single seeds of round-like large seeds is realized; meanwhile, each seed taking rod is detachably mounted on the driving wheel, the seed taking rods can be conveniently and quickly replaced according to the size of the sowed seeds, the precise selection of the seeds in different size ranges is realized, the sowing quality and efficiency of different types of round-like large-seed seeds are improved, the labor amount and labor intensity are reduced, the problems that the use of an existing sowing device is complex due to the fact that sowing parts need to be replaced according to the overall size of sowed materials, the efficiency is low, the seed taking precision and operation flexibility are poor, the adaptability is poor and the like are solved, and a new idea is provided for precise seed taking of the large-seed seeds.
Drawings
Fig. 1 is a schematic structural diagram of the present embodiment.
Fig. 2 is a schematic structural diagram of the seed taking unit of the present embodiment.
Fig. 3 is a schematic structural view of the transmission wheel of the present embodiment.
Fig. 4 is a schematic structural view of the seed taking rod of the present embodiment.
FIG. 5 shows the structure of the sleeve of this embodiment
Fig. 6 is a schematic structural view of the mounting plate of the present embodiment.
Fig. 7 is an assembly view of the shield body and the shield cover of the present embodiment.
Fig. 8 is a schematic structural view of the protective cover of the present embodiment.
Fig. 9 is a schematic structural view of a seed box of the present embodiment.
FIG. 10 is a schematic view showing the structure of the seed cassette of this embodiment.
Reference numbers in the figures: the seed box comprises a machine frame 1, a seed box 2, a seed guiding box 3, a seed taking outlet 4, a vertical slot 5, a vertical inserting plate 6, a limiting plate 7, a driving wheel 8, a transmission shaft 9, a seed taking rod 10, a seed taking hole 11, a sleeve 12, a mounting disc 13, a mounting rod 14, a connecting rod 15, a connecting rod 16, a mounting hole 17, a protective cover 18, a perforation 19, a protective cover 20, a mounting column 21 and a transmission gear 22.
Detailed Description
The following examples are given for the detailed implementation and specific operation of the present invention, but the scope of the present invention is not limited to the following examples.
Referring to fig. 1 to 10, the embodiment discloses a telescopic sleeve rod type precision seed taking device, which comprises a rack 1, wherein at least one seed taking unit is arranged on the rack 1, the seed taking unit comprises a seed box 2, a seed guiding box 3 and a seed taking assembly, the seed guiding box 3 is arranged on the front side of the seed box 2, and the inner cavity of the seed guiding box 3 is communicated with the inner cavity of the seed box 2. Wherein, the connection mode of leading kind of box 3 and seed case 2 can adopt following connection mode: the front side of the seed box 2 is provided with a seed taking outlet 4, the two sides of the seed taking outlet 4 on the front side of the seed box 2 are respectively provided with a vertical slot 5, the rear side of the seed guiding box 3 is open, the two sides of the open end on the rear side of the seed guiding box 3 are respectively provided with a vertical inserting plate 6, the two vertical inserting plates 6 are respectively inserted into the two vertical slots 5, the limiting plates 7 at the tops of the two vertical inserting plates 6 are supported on the top end of the seed box 2, and the detachable connection of the seed guiding box 3 and the seed box 2 is realized.
The seed-taking assembly is arranged in the inner cavity of the seed box 2. Get kind of subassembly and include drive wheel 8, drive wheel 8 passes through transmission shaft 9 and rotates and install in kind seed box 2, transmission shaft 9 extends along left right direction, drive wheel 8 sets up a plurality of poles of getting kind 10 along circumference, pole 10 detachably of getting kind is installed on drive wheel 8, pole 10 of getting kind outwards extends along the radial direction of drive wheel 8, it has the hole 11 of getting to open on the lateral wall that pole 10 of getting kind is close to the outer end, it is the blind hole to get kind of hole 11, the hole depth and the aperture of getting kind of hole 11 can only hold a seed. Each seed taking rod 10 is sleeved with a sleeve 12 in a sliding mode, the sleeves 12 are connected through a set of opening and closing mechanisms to achieve linkage, so that in the process that the seed taking rods 10 rotate along with the driving wheel 8, the sleeves 12 slide in a reciprocating mode along the axial direction of the corresponding seed taking rods 10, and in the process that the seed taking rods 10 rotate from the lower side to the upper side, the sleeves 12 on the seed taking rods 10 slide outwards to the outer limit position from the inner limit position gradually, the seed taking holes 11 on the seed taking rods 10 are closed gradually, and therefore the seed taking holes 11 are taken from the seed box 2; get kind of pole 10 and in-process from the top rotation to the below, get sleeve 12 on the pole 10 of planting and slide inwards to the extreme position from outer extreme position gradually, realize getting opening gradually of getting kind of a hole 11 on the pole 10 of planting to the seed that realizes getting kind of a hole 11 falls into in leading kind of box 3.
Wherein, the mechanism that opens and shuts includes mounting disc 13, installation pole 14, a plurality of connecting rods 15, a plurality of connecting rods 16, mounting disc 13 and 8 coaxial settings of drive wheel and mounting disc 13 fix in kind seed box 2, installation pole 14 is fixed on mounting disc 13 and for 13 axial lead eccentric settings of mounting disc, the radial extension that just follows sleeve 12 in a plurality of 12 outsides of fixing of a plurality of connecting rods 16 one-to-one, a plurality of connecting rods 15 one end rotate the suit in proper order on installation pole 14, the rotation suit of a plurality of connecting rods 15 other end one-to-one is on a plurality of connecting rods 16, a plurality of connecting rods 15's length is the same. During the rotation of the seed taking rod 10 along with the driving wheel 8, the sleeve 12 completes one reciprocating sliding along the axial direction of the corresponding seed taking rod 10.
The seed taking rod 10 is in the shape of a stepped shaft with a small inner section and a large outer section. The outer side wall of the driving wheel 8 is circumferentially provided with a plurality of mounting holes 17, the inner ends of the seed taking rods 10 are correspondingly mounted in the mounting holes 17 one by one, and the inner ends of the seed taking rods 10 are in interference fit with the mounting holes 17, so that the seed taking rods 10 and the driving wheel 8 can be stably mounted, and the seed taking rods 10 are prevented from being separated from the mounting holes 17 of the driving wheel 8; simultaneously, the seed taking rod 10 can be pulled out from the mounting hole 17 when certain external force is applied, so that the replacement of the seed taking rod 10 is convenient, and the seed taking requirements of seeds with different shapes and sizes are met.
The driving wheel 8 dustcoat is equipped with the protecting cover body 18, and the protecting cover body 18 is one end and seals, the open cylindric of the other end, and the protecting cover body 18 is fixed on transmission shaft 9, and it has a plurality of perforation 19 that supply a plurality of seed rods 10 to outwards stretch out to open along circumference on the protecting cover body 18 lateral wall, and the opening end of the protecting cover body 18 is equipped with protective cover lid 20, and protective cover lid 20 sets up with the protecting cover body 18 free, and protective cover lid 20 fixes in kind of seed box 2. The inner side of the protective cover 20 is provided with a mounting column 21, and the other end of the mounting rod 14 is inserted into an inner hole of the mounting column 21, so that the mounting rod 14 is fixedly mounted, and the mounting disc 13 is prevented from rotating along with the transmission shaft 9.
The quantity of getting kind of unit in the frame 1 can design according to actual need, and in this embodiment, two that the interval was arranged about being equipped with in frame 1 get kind of unit, and two are got kind of unit and share a transmission shaft 9, and the fixed cover in transmission shaft 9 middle section is equipped with drive gear 22, drives transmission shaft 9 through drive gear 22 and rotates.
The working process of the telescopic sleeve rod type precision seed metering device provided by the embodiment is as follows:
when the seed box 2 works, power drives the transmission shaft 9 to rotate through the transmission gear 22, the transmission shaft 9 simultaneously drives the transmission wheels 8 of the two seed taking units to rotate, the transmission wheels 8 drive the respective plurality of seed taking rods 10 to rotate together, the protective cover body 18 rotates along with the transmission shaft 9, as the sleeve 12 is sleeved on the seed taking rods 10 in an empty way, one end of the connecting rod 15 is sleeved on the connecting rod 16 of the sleeve 12 in a rotating way, the other end of the connecting rod 15 is sleeved on the mounting rod 14 of the mounting disc 13 in a rotating way, the mounting rod 14 on the mounting disc 13 is eccentrically arranged relative to the transmission wheels 8, when the seed taking rods 10 rotate, the sleeve 12 slides along the axial direction of the seed taking rods 10 in a reciprocating way under the action of the connecting rod 15, when the seed taking rods 10 rotate from the upper part to the lower part to enter the seed box 2, the sleeve 12 moves along the outside-in direction of the seed taking rods 10 under the action of the connecting rod 15, the seed taking holes 11 on the seed taking rods 10 are gradually opened, and when the seed taking rods 10 rotate to the lowest position, the opening degree of the sleeve 12 is maximum, then the sleeve 12 starts to close the seed taking hole 11 gradually, when the seed taking rod 10 enters the seed box 2, the seed taking hole 11 on the seed taking rod 10 starts to take seeds until the seed taking rod 10 rotates to be positioned at the horizontal position, the seed taking rod 10 continues to rotate, as the sleeve 12 moves along the seed taking rod 10 continuously in the outward direction, the sleeve 12 gradually closes the seed taking hole 11 on the seed taking rod 10, meanwhile, the excess seeds at the seed taking hole 11 are removed, when the seed taking rod 10 turns to the highest point, the seed taking hole 11 on the seed taking rod 10 is completely sealed by the sleeve 12, the sleeve 12 is gradually opened relative to the seed taking rod 10 when the seed taking rod 10 continues to rotate, when the seed taking hole 11 on the seed taking rod 10 is completely opened again, the seeds in the seed taking hole 11 fall into the seed guide box 3 hung on the front side of the seed box 2 under the combined action of gravity and centrifugal force, and the seed taking process of single seeds is completed. The single seed taking rod 10 rotates for one circle, so that the whole process of separating seeds, cleaning seeds in the seed taking holes 11 and taking the seeds out of the seed box 2 to be put into the seed guide box 3 is realized, and precise seed taking is realized.
When drawing the appearance, the seed that the size and dimension is different, need select the pole 10 of getting kind that needs to be changed according to the appearance and the size and dimension of seed, only need get kind of pole 10 from the installation of male drive wheel 8 extract change can, get kind of part change easy operation, swift, change the loaded down with trivial details process of dismantling and installation that kind of part brought as required when having avoided the seeding different size and dimension seeds of seeding in the seeder operation.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a smart volume seed metering ware of telescopic sleeve pole formula, includes frame (1), its characterized in that: the seed taking unit is arranged on the rack (1) and comprises a seed box (2), a seed guiding box (3) and a seed taking assembly, the seed guiding box (3) is arranged on the front side of the seed box (2), an internal cavity of the seed guiding box (3) is communicated with an internal cavity of the seed box (2), and the seed taking assembly is arranged in the internal cavity of the seed box (2);
the seed taking assembly comprises a transmission wheel (8), the transmission wheel (8) is rotatably installed in a seed box (2) through a transmission shaft (9), the transmission shaft (9) extends along the left and right direction, the transmission wheel (8) is circumferentially provided with a plurality of seed taking rods (10), the seed taking rods (10) are detachably installed on the transmission wheel (8), the seed taking rods (10) extend outwards along the radial direction of the transmission wheel (8), a seed taking hole (11) is formed in the side wall, close to the outer end, of each seed taking rod (10), a sleeve (12) is slidably sleeved on each seed taking rod (10), the sleeves (12) are connected through a set of opening and closing mechanisms to realize linkage, so that the seed taking rods (10) rotate along with the transmission wheel (8), each sleeve (12) slides in a reciprocating mode along the axial direction of the corresponding seed taking rod (10), and the seed taking rods (10) rotate to the upper side from the lower side in the process, the sleeve (12) on the seed taking rod (10) slides outwards to the outer limit position from the inner limit position gradually, so that the seed taking hole (11) on the seed taking rod (10) is closed gradually, and the seed taking hole (11) is taken from the seed box (2); in the process that the seed taking rod (10) rotates to the lower part from the upper part, the sleeve (12) on the seed taking rod (10) slides inwards to the inner extreme position from the outer extreme position gradually, so that the seed taking hole (11) on the seed taking rod (10) is opened gradually, and seeds of the seed taking hole (11) fall into the seed guiding box (3).
2. The telescoping sleeve rod type precision seed metering device of claim 1, wherein: the opening and closing mechanism comprises a mounting disc (13), a mounting rod (14), a plurality of connecting rods (15) and a plurality of connecting rods (16), the mounting disc (13) and a driving wheel (8) are coaxially arranged, the mounting disc (13) is fixed in a seed box (2), the mounting rod (14) is fixed on the mounting disc (13) and is eccentrically arranged relative to the axial lead of the mounting disc (13), the connecting rods (16) are fixed on the outer sides of the sleeves (12) in a one-to-one correspondence mode and extend along the radial direction of the sleeves (12), one ends of the connecting rods (15) are sequentially rotatably sleeved on the mounting rod (14), the other ends of the connecting rods (15) are rotatably sleeved on the connecting rods (16) in a one-to-one correspondence mode, the seed taking rod (10) rotates for one circle along with the driving wheel (8), and the sleeves (12) complete one-time reciprocating sliding along the axial direction of the corresponding seed taking rod (10).
3. The telescopic sleeve rod type precision seed metering device as claimed in claim 1, characterized in that: a plurality of mounting holes (17) are formed in the outer side wall of the driving wheel (8) along the circumferential direction, the inner ends of the seed taking rods (10) are mounted in the mounting holes (17) in a one-to-one correspondence mode, and the inner ends of the seed taking rods (10) are in interference fit with the mounting holes (17).
4. A telescoping sleeve rod precision seed sampler as claimed in claim 2 wherein: in the opening and closing mechanism, the plurality of connecting rods (15) have the same length.
5. The telescopic sleeve rod type precision seed metering device as claimed in claim 2, characterized in that: the driving wheel (8) dustcoat is equipped with protecting cover body (18), protecting cover body (18) are one end closed, the open cylindric of the other end, protecting cover body (18) are fixed on transmission shaft (9), it has a plurality of perforation (19) that supply a plurality of kind of pole (10) to outwards stretch out to open along circumference on protecting cover body (18) lateral wall, the opening end of protecting cover body (18) is equipped with protection shroud (20), protection shroud (20) and protecting cover body (18) empty sleeve set up, and protection shroud (20) are fixed in seed box (2).
6. The telescoping tube rod type precision seed metering device as claimed in claim 5, wherein: the inner side of the protective cover cap (20) is provided with a mounting column (21), and the other end of the mounting rod (14) is inserted into an inner hole of the mounting column (21).
7. The telescopic sleeve rod type precision seed metering device as claimed in claim 1, characterized in that: seed case (2) front side is opened and is had kind of an export (4) of getting, and the kind of a export (4) both sides of getting of seed case (2) front side are equipped with vertical slot (5) respectively, and it is uncovered to lead kind of box (3) rear side, and it is equipped with vertical picture peg (6) respectively to lead kind of box (3) rear side opening end both sides, insert respectively to two vertical slot (5) through two vertical picture peg (6), and limit plate (7) through two vertical picture peg (6) tops support on seed case (2) top, realize leading kind of box (3) and being connected with dismantling of seed case (2).
8. The telescopic sleeve rod type precision seed metering device as claimed in claim 1, characterized in that: the seed picking machine is characterized in that two seed picking units which are arranged at left and right intervals are arranged on the rack (1), the two seed picking units share one transmission shaft (9), a transmission gear (22) is fixedly sleeved in the middle section of the transmission shaft (9), and the transmission shaft (9) is driven to rotate through the transmission gear (22).
9. The telescopic sleeve rod type precision seed metering device as claimed in claim 1, characterized in that: the seed taking rod (10) is in a stepped shaft shape with a small inner section and a large outer section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210426220.5A CN114667829B (en) | 2022-04-21 | 2022-04-21 | Telescopic sleeve rod type precise seed taking device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210426220.5A CN114667829B (en) | 2022-04-21 | 2022-04-21 | Telescopic sleeve rod type precise seed taking device |
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| CN114667829A true CN114667829A (en) | 2022-06-28 |
| CN114667829B CN114667829B (en) | 2023-07-07 |
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| CN202210426220.5A Active CN114667829B (en) | 2022-04-21 | 2022-04-21 | Telescopic sleeve rod type precise seed taking device |
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| CN113179709A (en) * | 2021-05-28 | 2021-07-30 | 东北农业大学 | Single-hole single-grain collection-inclination type rice precision seed sowing device |
| CN113712232A (en) * | 2021-09-01 | 2021-11-30 | 广州天地实业有限公司 | Screw rod ejecting mechanism and double-screw extruder with same |
| CN114271075A (en) * | 2021-11-15 | 2022-04-05 | 石河子大学 | Combined floating block type precision seed sowing mechanism and seed sowing method thereof |
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| CN114667829B (en) | 2023-07-07 |
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Effective date of registration: 20240924 Address after: 230000 B-1015, wo Yuan Garden, 81 Ganquan Road, Shushan District, Hefei, Anhui. Patentee after: HEFEI MINGLONG ELECTRONIC TECHNOLOGY Co.,Ltd. Country or region after: China Address before: 239000 No.1 Huifeng West Road, Nanqiao District, Chuzhou City, Anhui Province (Huifeng campus) Patentee before: CHUZHOU University Country or region before: China |