CN112205129A - Novel air-suction type electric seed sowing device - Google Patents
Novel air-suction type electric seed sowing device Download PDFInfo
- Publication number
- CN112205129A CN112205129A CN202010987717.5A CN202010987717A CN112205129A CN 112205129 A CN112205129 A CN 112205129A CN 202010987717 A CN202010987717 A CN 202010987717A CN 112205129 A CN112205129 A CN 112205129A
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- Prior art keywords
- seed
- sowing device
- rotor
- seed sowing
- worm
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- 238000009331 sowing Methods 0.000 title claims abstract description 39
- 238000004140 cleaning Methods 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 238000001746 injection moulding Methods 0.000 claims abstract description 8
- 238000000465 moulding Methods 0.000 claims abstract description 3
- 238000010899 nucleation Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000003746 surface roughness Effects 0.000 description 3
- 238000010923 batch production Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003971 tillage Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Sowing (AREA)
Abstract
The invention discloses a novel air-suction type electric seed sowing device which comprises a seed sowing device front shell assembly, a seed plate, seed cleaning pieces, a rotor, a worm, a bottom shell, a connecting sleeve and a servo motor, wherein mounting openings are formed in opposite surfaces of the bottom shell and the seed sowing device front shell assembly, the connecting sleeve is connected with the bottom shell through a first small bearing and a first bearing seat, an inner hole is formed in the rotor, a large bearing is arranged in the inner hole, the seed cleaning pieces are connected with the rotor through bolts, and the output end of the servo motor is connected with the connecting sleeve. The main body part structure of the invention adopts one-step molding injection molding processing, and can achieve the purposes of easy mass production, improved production efficiency and reduced cost; the problem that a sealing element of a suction chamber (negative pressure cavity) is easy to wear is solved; the problem of interchangeability of seed plates of a seed sowing device is solved; provides a simple scheme for adjusting the rotating speed (seed distance adjustment) of the seed sowing device, automatically adjusts the rotating speed of the seed sowing device and achieves the aim of precise sowing.
Description
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to a novel air-suction type electric seed sowing device.
Background
In the domestic market, the seed metering device which is the core component of a stable and reliable no-tillage seeding machine is still mainly imported, for example, the finger-clamping seed metering device produced by American precision seeding company. And foreign countries, such seed metering devices have been eliminated. More than 90% of parts of the air-suction type corn precision seed-metering device researched and developed by the project are made of special plastic materials, only the die is strictly controlled, the consistency of products is good, the batch production is easy to realize, the production period is short, and a large number of qualified and reliable parts are manufactured in a short time.
Some seed metering devices have seed plates made of stainless steel, and require high surface roughness and good flatness. The processing and manufacturing yield is low, and the interchangeability is not good. A horseshoe-shaped suction chamber is formed between the seed plate and the seed discharging cover, the seed plate and the suction chamber are sealed by a rubber piece or a polytetrafluoroethylene sealing ring, the seed plate and the suction chamber rub against each other in the movement process, the sealing piece is worn, the sealing piece needs to be replaced in time after being worn, otherwise, the seeding operation is directly influenced; the mechanical seed sowing device needs to drive a seed plate through chain transmission, and the number of teeth of a chain wheel of a gearbox needs to be adjusted to change the rotating speed of the seed plate, which is very troublesome; to solve the technical problems in the technical means. The invention provides a novel air-suction type electric seed sowing device, which can solve the problem that a sealing element of a suction chamber (negative pressure cavity) is easy to wear; the problem of interchangeability of seed plates of a seed sowing device is solved; provides a simple scheme for adjusting the rotation speed (seed distance adjustment) of the seed metering device.
Disclosure of Invention
The invention aims to solve the problem that a horseshoe-shaped suction chamber is formed between the conventional seed plate and the seed discharging cover, the seed plate and the suction chamber are sealed by a rubber piece or a polytetrafluoroethylene sealing ring, the seed plate and the suction chamber rub against each other in the motion process, the sealing piece is worn, the sealing piece needs to be replaced in time after being worn, and otherwise, the seeding operation is directly influenced; the mechanical seed sowing device needs to drive the seed plate through chain transmission, and needs to adjust the number of teeth of a chain wheel of a gearbox to change the rotating speed of the seed plate, so that the defect of inconvenience is overcome; the problem that a sealing element of a suction chamber (negative pressure cavity) is easy to wear is solved; the problem of interchangeability of seed plates of a seed sowing device is solved; provides a simple scheme for adjusting the rotation speed (seed distance adjustment) of the seed metering device.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a novel electronic seed metering ware of air-suction type, shell assembly, kind of a dish, clear piece, rotor, worm, drain pan, adapter sleeve and servo motor before the seed metering ware, the installing port has all been seted up with the seed metering ware front shell assembly opposite face to the drain pan, the adapter sleeve is connected with the drain pan through first little bearing and primary shaft bearing, the hole has been seted up in the rotor, be provided with big bearing in the hole, clear piece passes through the bolt and is connected with the rotor, the servo motor output is connected with the adapter sleeve.
Preferably, a storage box is arranged at the front shell assembly of the seed sowing device, and the front shell assembly of the seed sowing device and the outer side wall of the bottom shell are both provided with connecting lugs oppositely.
Preferably, the side wall of the back of the rotor is provided with a turbine, the turbine is meshed with the worm, the two ends of the worm are respectively provided with a second small bearing and a second bearing seat, and the second bearing seats are connected with a mounting opening in the bottom shell.
Preferably, a threaded hole is formed in the rotor, and the seed cleaning sheets are connected with the rotor through bolts.
Preferably, a corresponding opening penetrating through the side wall is formed in the mounting opening, and the connecting sleeve penetrates through the corresponding opening and extends inwards and is in transmission connection with a worm arranged in the mounting opening.
Preferably, a sealing ring is arranged between the seed plate and the rotor of the seed metering device.
Preferably, the bearing seat and the bottom shell; a rotor and a bottom shell; a disk and a rotor; the front shell assembly of the seeding unit and the connection parts such as the connection lugs on the bottom shell are connected by buckles.
Preferably, an elastic steel sheet used for ensuring the close contact between the seed cleaning sheet and the seed tray is arranged between the seed cleaning sheet and the seed tray.
Preferably, the seed sowing device front shell assembly, the rotor, the worm, the bottom shell, the bearing seat and the connecting sleeve are all made of high-molecular composite materials which are easy to produce in batches and high in interchangeability, and the injection molding one-step forming technology is adopted
Compared with the prior art, the invention has the beneficial effects that:
1. the main body part structure is processed by one-step molding and injection molding, so that the aims of easily realizing batch production, improving the production efficiency and reducing the cost can be fulfilled;
2. the space formed between the seed disc and the rotor is an absorption chamber, and because the seed disc and the rotor do not move relatively, a sealing element does not need to rub with the seed disc, the situation that negative pressure of the absorption chamber cannot be established does not exist, the seeding reliability is high, and the problem that the sealing element of the absorption chamber (negative pressure cavity) is easy to wear is solved;
3. after embedding a lining plate in the interior of the seed tray, performing injection molding and one-step forming; the surface roughness and the flatness are easy to ensure, the rate of finished products is high, the consistency is good, and the problem of seed plate interchangeability of the seed sowing device is solved;
4. the utility model provides a simple scheme of adjustment seed metering ware kind dish rotational speed (seed distance adjustment), conveniently adjusts the rotational speed of seed metering ware, and automatic adjustment kind dish rotational speed reaches the purpose of precision seeding.
Drawings
FIG. 1 is a schematic structural view of a novel air-suction electric seed sowing device provided by the invention;
fig. 2 is a schematic view of a connection structure of a worm and a worm gear in the novel air-suction electric seed sowing device provided by the invention.
In the figure: the device comprises a seed metering device 1, a front shell assembly, a seed plate 2, a seed cleaning plate 3, a large bearing 4, a rotor 5, a worm 6, a bottom shell 7, a small bearing 8, a first bearing seat 9, a connecting sleeve 10, a servo motor 11 and a turbine 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-2, a novel air-aspiration type electric seed sowing device comprises a seed sowing device front shell assembly 1, a seed plate 2, a seed cleaning sheet 3, a rotor 5, a worm 6, a bottom shell 7, a connecting sleeve 10 and a servo motor 11, wherein the opposite surface of the bottom shell 7 and the seed sowing device front shell assembly 1 is provided with a mounting opening, the connecting sleeve 10 is connected with the bottom shell 7 through a first small bearing 8 and a first bearing seat 9, an inner hole is formed in the rotor 5, a large bearing 4 is arranged in the inner hole, the seed cleaning sheet 3 is connected with the rotor 5 through a bolt, the bolt is provided with a rubber ring, the connection effect is ensured, and the output end of the servo.
A storage box is arranged at the front shell assembly 1 of the seed sowing device, the materials are discharged through the storage box, and the outer side walls of the front shell assembly 1 and the bottom shell 7 of the seed sowing device are both provided with connecting lugs oppositely;
a worm wheel 12 is arranged on the side wall of the back of the rotor 5, the worm wheel 12 is meshed and connected with the worm 6, the worm 6 is meshed, connected and aligned with the worm wheel 12 arranged on the rotor 5 and then installed on the bottom shell 7, a second small bearing and a second bearing seat are arranged at two ends of the worm 6, and the second bearing seat is connected with an installation opening in the bottom shell 7;
the rotor 5 is provided with a threaded hole, and the seed cleaning sheet 3 is connected with the rotor 5 through a bolt;
a corresponding opening penetrating through the side wall is formed in the mounting opening, and the connecting sleeve 10 penetrates through the corresponding opening to extend inwards and is in transmission connection with the worm 6 arranged in the mounting opening;
further, install the sealing washer between seed metering ware's kind of a dish 2 and rotor 5, adopt the beneficial effect of going up further scheme to be: the space formed between the seed tray 2 and the rotor 5 is a suction chamber, and because the seed tray 2 and the rotor 5 do not move relatively, a sealing element does not need to rub the seed tray 2, the situation that negative pressure of the suction chamber cannot be built up does not exist, and the seeding reliability is high;
further, the bearing seat 9 and the bottom case 7; rotor 5 and bottom shell 7; a seed disk 2 and a rotor 5; the mode that the connection positions such as engaging lug on shell assembly 1 and the drain pan 7 all adopt the buckle to be connected before the seed metering ware, and the beneficial effect who adopts last further scheme is: the seeding unit is in a vibration state during working, and the bolt connection is in a loosening risk, so that the connection effect among all the parts cannot be influenced when the machine vibrates during working by adopting a bolt connection mode and adopting a buckle for connection in the invention rarely;
furthermore, an elastic steel sheet for ensuring the close contact between the seed cleaning sheet 3 and the seed tray 2 is arranged between the seed cleaning sheet 3 and the seed tray 2, and the close contact between the seed cleaning sheet 3 and the seed tray 2 is ensured by the arrangement of the elastic steel sheet; the connection relationship between the shaft and the bearing is the prior art, and is not described herein;
furthermore, the front shell assembly 1, the rotor 5, the worm 6, the bottom shell 7, the bearing seat 9 and the connecting sleeve 10 of the seed sowing device are all made of high-molecular composite materials which are easy to produce in batches and have high interchangeability, and the injection molding one-step forming technology is adopted, so that the strength of the seed plate 2 is improved, the thickness of the seed plate 2 is reduced, and the interchangeability of the seed plate 2 is ensured; after a lining plate is pre-embedded in the seed tray 2, injection molding is adopted for one-step forming processing; the surface roughness and the planeness are easy to ensure, the rate of finished products is high, and the consistency is good; the beneficial effects of the further scheme are as follows: the high polymer composite material has strong anti-aging test, ensures that parts can be used for more than three years under natural conditions such as wind, sunshine, rain and the like, adopts the injection molding mode of the prior art, and is not described herein any more.
When the parts are installed, the installation sequence is as follows: firstly, respectively installing a small bearing 8 and a bearing seat 9 at two ends of a worm 6, installing the small bearing 8 in a hole of the bearing seat 9, and after the assembly is finished, installing the whole installed worm in a bottom shell 7;
then, a large bearing 4 is arranged in an inner hole of the rotor 5, and the seed cleaning sheet 3 is connected to the rotor 5 through a bolt; then the worm 6 is meshed, connected and aligned with a turbine 12 arranged on the rotor 5 and then is installed on the bottom shell 7; the disk is mounted to the rotor 5; the front shell assembly 1 of the seeding unit is aligned with the bottom shell 7 and is installed through a buckle; the connecting sleeve 10 penetrates through the corresponding opening to extend inwards and is in transmission connection with the worm 6 arranged in the mounting opening, the motor 11 is connected with the worm 6 through the connecting sleeve 10, the servo motor 11 is decelerated by the worm 126 and the worm speed reducer to increase the torque, the torque is transmitted to the seed plate 2, and the seed plate 2 is driven to rotate; the rotating speed of the seed tray 2 can be automatically adjusted according to the walking speed of the seeder, and the purpose of precise seeding 2 is achieved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The utility model provides a novel electronic seed metering ware of air-suction type which characterized in that, shell assembly (1), kind of a dish (2), clear piece (3), rotor (5), worm (6), drain pan (7), adapter sleeve (10) and servo motor (11) before the seed metering ware, the installing port has all been seted up to drain pan (7) and seed metering ware front shell assembly (1) opposite face, adapter sleeve (10) are connected with drain pan (7) through first little bearing (8) and primary shaft bearing (9), the hole has been seted up in rotor (5), the downthehole big bearing (4) that are provided with, clear piece (3) are connected with rotor (5) through the bolt, servo motor (11) output is connected with adapter sleeve (10).
2. The novel air-suction electric seed sowing device according to claim 1, wherein a storage box is arranged at the front shell assembly (1) of the seed sowing device, and the front shell assembly (1) of the seed sowing device and the outer side wall of the bottom shell (7) are provided with connecting lugs oppositely.
3. The novel air-suction electric seed sowing device according to claim 1, wherein the back side wall of the rotor (5) is provided with a turbine (12), the turbine (12) is meshed with the worm (6), both ends of the worm (6) are provided with a second small bearing and a second bearing seat, and the second bearing seat is connected with a mounting port in the bottom shell (7).
4. The novel air-suction electric seed sowing device according to claim 1, wherein the rotor (5) is provided with a threaded hole, and the seed cleaning sheets (3) are connected with the rotor (5) through bolts.
5. The novel air-suction electric seed sowing device according to claim 1, wherein corresponding openings penetrating through the side wall are formed in the mounting opening, and the connecting sleeve (10) extends inwards through the corresponding openings and is in transmission connection with a worm (6) installed in the mounting opening.
6. The novel air-suction electric seed sowing device of claim 1, wherein a sealing ring is arranged between a seed plate (2) and a rotor (5) of the seed sowing device.
7. A new air-aspiration electric seed sowing device according to claim 2, characterized in that the first bearing seat (9) and the bottom casing (7); a rotor (5) and a bottom shell (7); a disc (2) and a rotor (5); the connection parts of the seeding unit front shell assembly (1) and the connection lugs on the bottom shell (7) are connected in a buckling mode.
8. The novel air-aspiration electric seed sowing device according to claim 1, wherein an elastic steel sheet for ensuring close contact between the seed cleaning sheet (3) and the seed tray (2) is arranged between the seed cleaning sheet and the seed tray.
9. The novel air-suction electric seed sowing device according to claim 1, wherein the seed sowing device front shell assembly (1), the rotor (5), the worm (6), the bottom shell (7), the first bearing seat (9) and the connecting sleeve (10) are all made of high-molecular composite materials which are easy to produce in batches and high in interchangeability, and the injection molding one-step molding technology is adopted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010987717.5A CN112205129A (en) | 2020-09-18 | 2020-09-18 | Novel air-suction type electric seed sowing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010987717.5A CN112205129A (en) | 2020-09-18 | 2020-09-18 | Novel air-suction type electric seed sowing device |
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| Publication Number | Publication Date |
|---|---|
| CN112205129A true CN112205129A (en) | 2021-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010987717.5A Pending CN112205129A (en) | 2020-09-18 | 2020-09-18 | Novel air-suction type electric seed sowing device |
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| Country | Link |
|---|---|
| CN (1) | CN112205129A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030183142A1 (en) * | 2002-03-26 | 2003-10-02 | Deere & Company, A Delaware Corporation | Pneumatic coupler for an agricultural seeding machine |
| CN102119599A (en) * | 2011-04-02 | 2011-07-13 | 徐艺 | Synchronous air-aspiration type precise measuring device |
| CN102124846A (en) * | 2011-04-02 | 2011-07-20 | 徐艺 | Air-aspiration type precise seed taking device |
| CN204860004U (en) * | 2015-07-30 | 2015-12-16 | 袁延春 | Novel air -suction type seed metering ware |
| CN206472472U (en) * | 2016-12-16 | 2017-09-08 | 湛江嘉诚科技服务有限公司 | A kind of corn drill |
| US20180132415A1 (en) * | 2013-01-09 | 2018-05-17 | Cnh Industrial America Llc | Inductor box for an agricultural implement having compression limiters |
| CN208509563U (en) * | 2018-05-28 | 2019-02-19 | 黑龙江八一农垦大学 | A kind of paddy rice hole seeding air-suction seeding unit |
| CN209749115U (en) * | 2019-04-13 | 2019-12-10 | 李举 | Special seeder of shallot |
-
2020
- 2020-09-18 CN CN202010987717.5A patent/CN112205129A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030183142A1 (en) * | 2002-03-26 | 2003-10-02 | Deere & Company, A Delaware Corporation | Pneumatic coupler for an agricultural seeding machine |
| CN102119599A (en) * | 2011-04-02 | 2011-07-13 | 徐艺 | Synchronous air-aspiration type precise measuring device |
| CN102124846A (en) * | 2011-04-02 | 2011-07-20 | 徐艺 | Air-aspiration type precise seed taking device |
| US20180132415A1 (en) * | 2013-01-09 | 2018-05-17 | Cnh Industrial America Llc | Inductor box for an agricultural implement having compression limiters |
| CN204860004U (en) * | 2015-07-30 | 2015-12-16 | 袁延春 | Novel air -suction type seed metering ware |
| CN206472472U (en) * | 2016-12-16 | 2017-09-08 | 湛江嘉诚科技服务有限公司 | A kind of corn drill |
| CN208509563U (en) * | 2018-05-28 | 2019-02-19 | 黑龙江八一农垦大学 | A kind of paddy rice hole seeding air-suction seeding unit |
| CN209749115U (en) * | 2019-04-13 | 2019-12-10 | 李举 | Special seeder of shallot |
Non-Patent Citations (1)
| Title |
|---|
| 惠梅,赵跃进: "《精密机械设计》", 31 May 2018, 北京理工大学出版社 * |
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Application publication date: 20210112 |
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