CN114600596B - Double-shaft differential precision seeder - Google Patents
Double-shaft differential precision seeder Download PDFInfo
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- CN114600596B CN114600596B CN202210271699.XA CN202210271699A CN114600596B CN 114600596 B CN114600596 B CN 114600596B CN 202210271699 A CN202210271699 A CN 202210271699A CN 114600596 B CN114600596 B CN 114600596B
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- seeding
- finger
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- wheel
- driving shaft
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- 238000010899 nucleation Methods 0.000 claims abstract description 111
- 238000009331 sowing Methods 0.000 claims description 18
- 241000721671 Ludwigia Species 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 6
- 240000001931 Ludwigia octovalvis Species 0.000 abstract 1
- 238000003825 pressing Methods 0.000 description 7
- 238000009313 farming Methods 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/08—Broadcast seeders; Seeders depositing seeds in rows
- A01C7/16—Seeders with other distributing devices, e.g. brushes, discs, screws or slides
- A01C7/163—Gravity distributors
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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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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Sowing (AREA)
Abstract
The invention discloses a double-shaft differential precision seeder, which comprises a seed box, a finger clamping cavity and a seeding cavity which are sequentially connected, wherein the inner wall of the seeding cavity is provided with a cushion pad and a photoelectric sensor mounting hole which are adjacently arranged, the cushion pad is provided with an ultrasonic sensor, and the photoelectric sensor mounting hole is internally provided with a photoelectric sensor; indicate to press from both sides the intracavity and be equipped with and indicate to press from both sides the disc and indicate to press from both sides the drive shaft, the one end that indicates to press from both sides the drive shaft is connected with indicating to press from both sides the disc, indicate to press from both sides the other end of drive shaft and wear out the seeding chamber and be equipped with the connecting gear, the seeding intracavity is equipped with the seeding drive shaft, big seeding wheel, little seeding wheel and transfer pulley, the outside that the finger pressed from both sides the drive shaft is located with indicating to press from both sides the coaxial setting of drive shaft and seeding drive shaft to the seeding drive shaft, the one end and the big seeding wheel of seeding drive shaft are connected, the seeding chamber is worn out and is equipped with the drive wheel to the other end of seeding drive shaft. The double-shaft differential precision seeder adopting the structure effectively avoids the phenomenon of missed seeding and ensures the seeding effect and the seeding efficiency.
Description
Technical Field
The invention relates to the technical field of seeders, in particular to a double-shaft differential precision seeder.
Background
With the development of the economic society and the progress of science and technology, the agriculture also gradually realizes mechanized production, and the labor intensity of farmers during farming is greatly reduced. The seeder is a common farming equipment among the agricultural production process, and the disseminator is the important component part on the seeder, and the disseminator among the prior art indicates that the empty clamp situation can appear in the disc during operation of pressing from both sides because the seed size is inconsistent, produces easily when leading to the seeding and leaks to sow even broken ridge phenomenon, has caused the soil extravagant, and to a great extent has influenced seeding efficiency.
Disclosure of Invention
The invention aims to provide a double-shaft differential type accurate seeder, which effectively avoids the phenomenon of missed seeding and ensures the seeding effect and the seeding efficiency.
In order to achieve the purpose, the invention provides a double-shaft differential precision seeder, which comprises a seed box, a finger grip cavity and a seeding cavity which are sequentially connected, wherein the top of the seed box is provided with a feed inlet, the bottom of the seed box is communicated with the finger grip cavity, a through hole is formed between the finger grip cavity and the seeding cavity, the inner wall of the seeding cavity is provided with a cushion pad and a photoelectric sensor mounting hole which are adjacently arranged, the cushion pad is arranged corresponding to the through hole, the cushion pad is provided with an ultrasonic sensor, the photoelectric sensor mounting hole is internally provided with a photoelectric sensor, the bottom of the seeding cavity is provided with a discharge hole, and the side wall of the seeding cavity is provided with a vertically arranged mounting plate;
the utility model discloses a seeding machine, including a plurality of finger presss from both sides drive shaft, the finger presss from both sides the intracavity and is equipped with finger clamp disc and finger clamp drive shaft, the one end of finger clamp drive shaft with the finger presss from both sides the disc and connects, the other end that the finger pressed from both sides the drive shaft is worn out the seeding chamber just is equipped with connecting gear, the seeding intracavity is equipped with seeding drive shaft, big seeding wheel, little seeding wheel and cover and establishes big seeding wheel with the transfer pulley between the little seeding wheel, the seeding drive shaft with the coaxial setting of finger clamp drive shaft just the seeding drive shaft is located the outside of finger clamp drive shaft, the one end of seeding drive shaft with big seeding wheel is connected, the other end of seeding drive shaft is worn out the seeding chamber just is equipped with the drive wheel.
Preferably, the finger-clipped disc comprises a casing, the outer edge of the casing is provided with uniformly distributed limiting slotted holes, the casing is internally provided with a cam and a finger-clipped lever, the cam is fixedly connected with the inner wall of the finger-clipped cavity, the cam is positioned in the middle of the casing, the end surface of the cam is provided with a groove arranged along the circumferential direction of the cam, two ends of the groove are connected with the end surface of the cam through smooth inclined planes, the finger-clipped lever is fixedly connected with the casing, the finger-clipped lever is in one-to-one correspondence with the limiting slotted holes, two adjacent finger-clipped levers are connected through a spring, one end of the finger-clipped lever is provided with a seed clip sheet extending out of the casing, and the other end of the finger-clipped lever is provided with a pressing sheet lapped on the end surface of the cam.
Preferably, the outer ring side wall of the conveying belt wheel is provided with uniformly distributed sowing teeth, the inner ring side wall of the conveying belt wheel is provided with uniformly distributed conveying holes, and the large sowing wheel and the small sowing wheel are respectively provided with a convex column which is arranged corresponding to the conveying holes.
Therefore, the double-shaft differential type precision seeder adopting the structure effectively avoids the phenomenon of missed seeding and ensures the seeding effect and the seeding efficiency.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
FIG. 1 is a schematic view of an embodiment of a dual-axis differential precision planter according to the present invention;
FIG. 2 is a schematic view of an embodiment of a finger grip disk in the dual-axis differential precision planter of the present invention;
FIG. 3 is a schematic view of an embodiment of the cam in the dual-axis differential precision planter of the present invention;
fig. 4 is a schematic view of an embodiment of a sowing cavity in the dual-shaft differential precision seeder of the present invention.
Reference numerals
1. A seed box; 2. a finger grip cavity; 3. a seeding cavity; 4. mounting a plate; 5. a cushion pad; 6. a photoelectric sensor mounting hole; 7. a finger-grip disk; 71. a housing; 72. a cam; 73. limiting slotted holes; 74. a groove; 75. a finger grip lever; 76. a spring; 8. a finger grip drive shaft; 9. a connecting gear; 10. a sowing wheel drive shaft; 11. a large sowing wheel; 12. a small sowing wheel; 13. a conveyor belt pulley; 14. sowing teeth; 15. a transfer aperture; 16. a controller; 17. a driving wheel.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
As shown in the figure, accurate disseminator of biax differential formula, including the seed case 1 that connects gradually, indicate to press from both sides chamber 2 and seeding chamber 3, the top of seed case 1 is equipped with the pan feeding mouth, and the bottom of seed case 1 presss from both sides chamber 2 with indicating and is linked together, indicates to press from both sides and is equipped with the through-hole between chamber 2 and the seeding chamber 3, and the bottom of seeding chamber 3 is equipped with the discharge gate, is equipped with the mounting panel 4 of vertical setting on the lateral wall of seeding chamber 3, and mounting panel 4 is convenient to be installed the disseminator on the seeding car. Be equipped with 5 and the photoelectric sensor mounting hole 6 of blotter and the adjacent setting of seeding chamber 3's inner wall, 5 and the through-hole correspondence of blotter set up, 5 can play the cushioning effect to the seed, produce the seed when preventing that the seed from colliding with 3 inner walls in seeding chamber and damaging. The buffer pad 5 is provided with an ultrasonic sensor which is used for detecting whether seeds pass through the through hole. Photoelectric sensors are arranged in the photoelectric sensor mounting holes 6 and used for detecting whether the sowing teeth 14 pass through or not.
Indicate to press from both sides the intracavity and be equipped with and indicate to press from both sides disc 7 and indicate to press from both sides drive shaft 8, indicate to press from both sides the one end of drive shaft 8 and indicate to press from both sides disc 7 and be connected, indicate to press from both sides the other end of drive shaft 8 and wear out the seeding chamber and be equipped with connecting gear 9, connecting gear 9 is used for with indicate to press from both sides power device and then drive and indicate to press from both sides drive shaft 8 and rotate like the motor. The finger-clamping disc 7 comprises a shell 71, the outer edge of the shell 71 is provided with limit slotted holes 73 which are uniformly distributed, and a cam 72 and a finger-clamping rod 75 are arranged in the shell 71. The cam 72 is fixedly connected with the inner wall of the finger grip cavity, the cam 72 is positioned in the middle of the shell 71, a groove 74 arranged along the circumferential direction of the cam 72 is arranged on the end face of the cam 72, and two ends of the groove 74 are connected with the end face of the cam 72 through smooth inclined planes. The finger clamping rods 75 are fixedly connected with the shell 71, the finger clamping rods 75 are arranged in one-to-one correspondence with the limiting slotted holes 73, two adjacent finger clamping rods 75 are connected through springs 76, one end of each finger clamping rod 75 is provided with a seed clamping sheet extending out of the shell 71, and the other end of each finger clamping rod 75 is provided with a pressing sheet lapped on the end face of the cam 72. When the clamping and pressing piece rotates into the groove 74, the seed clamping piece tilts, when the clamping and pressing piece rotates out of the groove 74, the seed clamping piece is closed to clamp seeds, and when the seed clamping piece clamps the seeds and moves to the through hole, the seeds are ejected into the sowing cavity 3 under the action of the spring 76.
The seeding intracavity is equipped with seeding drive shaft, big seeding wheel 11, little seeding wheel 12 and overlaps the conveyer 13 of establishing between big seeding wheel 11 and little seeding wheel 12, is equipped with evenly distributed's seeding tooth 14 on conveyer 13's the outer lane lateral wall, is equipped with evenly distributed's transfer hole 15 on conveyer 13's the inner circle lateral wall, all is equipped with the projection that corresponds the setting with transfer hole 15 on big seeding wheel 11 and the little seeding wheel 12. The seeding drive shaft is connected with big seeding wheel 11 with the outside that finger presss from both sides drive shaft 8 coaxial setting of finger clamp drive shaft 8 and seeding drive shaft located finger clamp drive shaft 8, the other end of seeding drive shaft is worn out the seeding chamber and is equipped with drive wheel 17, drive wheel 17 is used for being connected like the motor with seeding power device, and then drives the seeding drive shaft and rotate.
When the device is used, the ultrasonic sensor, the photoelectric sensor and the finger clamp power device are connected with the controller 16, the seed box 1 is filled firstly, then the finger clamp power device and the seeding power device are opened, the finger clamp power device drives the finger clamp driving shaft 8 to rotate so as to drive the finger clamp rod 75 on the finger clamp disc 7 to rotate, the seeding power device drives the seeding driving shaft to rotate, the seeding driving shaft drives the big seeding wheel 11 to rotate, and the big seeding wheel 11 drives the conveying belt wheel 13 to rotate circularly. The seed gets into from seed case and indicates pressing from both sides the chamber, indicates that the finger in pressing from both sides chamber 2 presss from both sides the dish 7 and press from both sides the seed and get the seed, presss from both sides the seed when reaching through-hole department with the seed bullet when indicating that the finger on the dish 7 that presss from both sides the pole 75 and insert the seeding chamber 3, and the seeding tooth 14 in the seeding chamber 3 sends the seed to the discharge gate and accomplishes the seeding action. When the photoelectric sensor detects the passing signal of the sowing teeth 14 and the ultrasonic sensor detects the passing signal of the seeds, the controller 16 maintains the operation rotating speed of the finger clamp power device unchanged so as to enable the finger clamp driving shaft 8 to normally rotate, when the photoelectric sensor detects the passing signal of the sowing teeth 14 and the ultrasonic sensor does not detect the passing signal of the seeds, namely, the finger clamp lever 75 is indicated to be empty clamped, the controller 16 controls the finger clamp power device to increase the operation rotating speed so as to enable the finger clamp driving shaft 8 to rotate in an accelerated manner, the following finger clamp lever 75 can rapidly rotate to the through hole to perform reseeding of the seeds, after the ultrasonic sensor detects the passing signal of the seeds, the controller 16 controls the finger clamp driving motor to return to the original rotating speed, the phenomenon of missed seeding of the seeds is effectively avoided, and the seeding effect and the seeding efficiency are guaranteed.
Therefore, the double-shaft differential type precision seeder adopting the structure effectively avoids the phenomenon of missed seeding and ensures the seeding effect and the seeding efficiency.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the disclosed embodiments without departing from the spirit and scope of the present invention.
Claims (1)
1. The utility model provides an accurate disseminator of biax differential formula which characterized in that: the device comprises a seed box (1), a finger clamping cavity (2) and a seeding cavity (3) which are sequentially connected, wherein a feeding hole is formed in the top of the seed box (1), the bottom of the seed box (1) is communicated with the finger clamping cavity (2), a through hole is formed between the finger clamping cavity (2) and the seeding cavity (3), a cushion pad (5) and a photoelectric sensor mounting hole (6) which are adjacently arranged are arranged on the inner wall of the seeding cavity (3), the cushion pad (5) is arranged corresponding to the through hole, an ultrasonic sensor is arranged on the cushion pad (5), a photoelectric sensor is arranged in the photoelectric sensor mounting hole (6), a discharge hole is formed in the bottom of the seeding cavity (3), and a vertically arranged mounting plate (4) is arranged on the side wall of the seeding cavity (3);
a finger clamp disc (7) and a finger clamp driving shaft (8) are arranged in the finger clamp cavity (2), one end of the finger clamp driving shaft (8) is connected with the finger clamp disc (7), the other end of the finger clamp driving shaft (8) penetrates out of the seeding cavity (3) and is provided with a connecting gear (9), the gear (9) and a finger clamp power device, a seeding driving shaft (10), a large seeding wheel (11), a small seeding wheel (12) and a conveying belt wheel (13) sleeved between the large seeding wheel (11) and the small seeding wheel (12) are arranged in the seeding cavity (3), the seeding driving shaft (10) and the finger clamp driving shaft (8) are coaxially arranged, the seeding driving shaft (10) is arranged outside the finger clamp driving shaft (8), one end of the seeding driving shaft (10) is connected with the large seeding wheel (11), the other end of the driving shaft (10) penetrates out of the seeding cavity (3) and is provided with a driving wheel (17), and the driving wheel (17) is connected with the seeding power device;
the finger-clamping disc (7) comprises a shell (71), wherein limiting slotted holes (73) which are uniformly distributed are formed in the outer edge of the shell (71), a cam (72) and finger-clamping rods (75) are arranged in the shell (71), the cam (72) is fixedly connected with the inner wall of the finger-clamping cavity (2), the cam (72) is located in the middle of the shell (71), grooves (74) which are arranged along the circumferential direction of the cam (72) are formed in the end face of the cam (72), two ends of each groove (74) are connected with the end face of the cam (72) through smooth inclined planes, the finger-clamping rods (75) are fixedly connected with the shell (71), the finger-clamping rods (75) and the limiting slotted holes (73) are arranged in a one-to-one correspondence mode, two adjacent finger-clamping rods (75) are connected through springs (76), a seed clamping sheet which extends out of the shell (71) is arranged at one end of each finger-clamping rod (75), and a clamping sheet which is lapped on the end face of the cam (72) is arranged at the other end of each finger-clamping rod (75);
seeding teeth (14) are uniformly distributed on the side wall of the outer ring of the conveying belt wheel (13), conveying holes (15) are uniformly distributed on the side wall of the inner ring of the conveying belt wheel (13), and convex columns which correspond to the conveying holes (15) are arranged on the large seeding wheel (11) and the small seeding wheel (12);
when the device is used, the ultrasonic sensor, the photoelectric sensor and the finger clamp power device are connected with the controller (16), the seed box (1) is filled, then the finger clamp power device and the seeding power device are started, the finger clamp power device drives the finger clamp driving shaft (8) to rotate so as to drive the finger clamp rod (75) on the finger clamp disc (7) to rotate, the seeding power device drives the seeding driving shaft (10) to rotate, the seeding driving shaft (10) drives the big seeding wheel (11) to rotate, and the big seeding wheel (11) drives the conveying belt wheel (13) to rotate circularly; seeds enter the finger clamping cavity from the seed box, the finger clamping disc (7) in the finger clamping cavity (2) clamps the seeds, when the finger clamping rod (75) on the finger clamping disc (7) clamps the seeds to reach the through hole, the seeds are popped into the sowing cavity (3), and the sowing teeth (14) in the sowing cavity (3) send the seeds to a discharge hole to complete sowing;
when the photoelectric sensor detects a passing signal of the sowing tooth (14) and the ultrasonic sensor detects a passing signal of seeds, the controller (16) maintains the operation rotating speed of the finger clamp power device unchanged so as to enable the finger clamp driving shaft (8) to normally rotate, when the photoelectric sensor detects the passing signal of the sowing tooth (14) and the ultrasonic sensor does not detect the passing signal of the seeds, the controller (16) indicates that the finger clamp rod (75) is empty clamped, controls the finger clamp power device to increase the operation rotating speed so as to enable the finger clamp driving shaft (8) to rotate in an accelerated mode, enables the following finger clamp rod (75) to rapidly rotate to a through hole to perform reseeding of the seeds, and when the ultrasonic sensor detects the passing signal of the seeds, the controller (16) controls the finger clamp driving motor to return to the original rotating speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210271699.XA CN114600596B (en) | 2022-03-18 | 2022-03-18 | Double-shaft differential precision seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210271699.XA CN114600596B (en) | 2022-03-18 | 2022-03-18 | Double-shaft differential precision seeder |
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| Publication Number | Publication Date |
|---|---|
| CN114600596A CN114600596A (en) | 2022-06-10 |
| CN114600596B true CN114600596B (en) | 2023-03-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210271699.XA Active CN114600596B (en) | 2022-03-18 | 2022-03-18 | Double-shaft differential precision seeder |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3633522A (en) * | 1968-04-01 | 1972-01-11 | Ronald S Main | Sod seeders |
| US6375137B1 (en) * | 1998-01-29 | 2002-04-23 | Mcquade Donald Joseph | Support for mounting on a brick wall |
| CN203661568U (en) * | 2013-11-04 | 2014-06-25 | 西北农林科技大学 | Non-independent large-grain crop miss-seeding compensation device |
| CN106124239A (en) * | 2016-08-31 | 2016-11-16 | 中国农业大学 | Semen Maydis finger-clipping type seed metering device planting quality monitor station and planting quality detection method |
| CN206713364U (en) * | 2017-04-28 | 2017-12-08 | 杨成宇 | Hand pushed wheel type seeder arranges seed device with folder simple grain is referred to |
| CN209731985U (en) * | 2019-04-19 | 2019-12-06 | 郑州航空工业管理学院 | miss-seeding compensation device of seed delivery mechanism |
| CN112119706A (en) * | 2020-10-07 | 2020-12-25 | 石河子大学 | Mechanical corn miss-seeding reseeding device based on horizontal disc |
-
2022
- 2022-03-18 CN CN202210271699.XA patent/CN114600596B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3633522A (en) * | 1968-04-01 | 1972-01-11 | Ronald S Main | Sod seeders |
| US6375137B1 (en) * | 1998-01-29 | 2002-04-23 | Mcquade Donald Joseph | Support for mounting on a brick wall |
| CN203661568U (en) * | 2013-11-04 | 2014-06-25 | 西北农林科技大学 | Non-independent large-grain crop miss-seeding compensation device |
| CN106124239A (en) * | 2016-08-31 | 2016-11-16 | 中国农业大学 | Semen Maydis finger-clipping type seed metering device planting quality monitor station and planting quality detection method |
| CN206713364U (en) * | 2017-04-28 | 2017-12-08 | 杨成宇 | Hand pushed wheel type seeder arranges seed device with folder simple grain is referred to |
| CN209731985U (en) * | 2019-04-19 | 2019-12-06 | 郑州航空工业管理学院 | miss-seeding compensation device of seed delivery mechanism |
| CN112119706A (en) * | 2020-10-07 | 2020-12-25 | 石河子大学 | Mechanical corn miss-seeding reseeding device based on horizontal disc |
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| Publication number | Publication date |
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| CN114600596A (en) | 2022-06-10 |
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