CN113179690A - Agricultural automatic sowing equipment - Google Patents
Agricultural automatic sowing equipment Download PDFInfo
- Publication number
- CN113179690A CN113179690A CN202110528096.9A CN202110528096A CN113179690A CN 113179690 A CN113179690 A CN 113179690A CN 202110528096 A CN202110528096 A CN 202110528096A CN 113179690 A CN113179690 A CN 113179690A
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- seed
- rotary tillage
- shell
- shaft
- transmission
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B49/00—Combined machines
- A01B49/04—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
- A01B49/06—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising
- A01B49/065—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising the soil-working tools being actively driven
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B49/00—Combined machines
- A01B49/02—Combined machines with two or more soil-working tools of different kind
- A01B49/022—Combined machines with two or more soil-working tools of different kind at least one tool being actively driven
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/062—Devices for making drills or furrows
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/066—Devices for covering drills or furrows
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sowing (AREA)
Abstract
The invention relates to the technical field of seeding, in particular to agricultural automatic seeding equipment, which comprises a rack and a seed box arranged on the rack, wherein the seed box is fixedly arranged at the top of the rack; the bottom of the seed box is provided with a plurality of discharge ports, and the lower part of each discharge port is connected with a seed sowing device; the plurality of seed sowing devices are connected through a transmission shaft, so that the actions of the seed sowing devices are synchronous; the discharge end of the seed sowing device is connected with a seed conveying pipe; the front side of the seed conveying pipe is connected with a furrow opener; the furrow opener is fixedly arranged on the frame; the transmission shaft is connected with a driving shaft through a transmission mechanism; two ends of the driving shaft are arranged on the frame; the driving shaft is connected with rotary tillage ridging mechanisms the number of which is consistent with that of the seed sowing devices; the rotary tillage ridging mechanism is connected to the rear side of the seed conveying pipe; the rear side of the rotary tillage ridging mechanism is linked with a soil covering mechanism; this patent drive shaft drives seed metering ware and rotary tillage ridging mechanism action simultaneously for rotary tillage ridging mechanism can obtain sufficient power, improves the adaptability to the soil.
Description
Technical Field
The invention relates to the technical field of seeding, in particular to agricultural automatic seeding equipment.
Background
A seeding machine is a planting machine that takes crop seeds as a seeding target.
An existing seeder, for example, a chinese utility model patent (publication No. CN212876636U, published: 20210406) discloses a uniform corn seeding seeder, which comprises a traction frame, a seeding mechanism and traveling wheels, wherein the seeding mechanism is provided with a plurality of seeding mechanisms, and the seeding mechanisms are arranged on the traction frame side by side; the travelling wheels are rotatably arranged at two ends of the traction frame and comprise driving shafts, miss-seeding detection devices and speed change mechanisms; the seeding mechanism comprises a seed box, a seed discharging box, a sliding support, a seed dropping pipe, a disc furrow opener and a compaction wheel; the speed change mechanism is arranged on the traction frame through a speed change mechanism support, an output part of the speed change mechanism is in transmission connection with the driving shaft, and an input part of the speed change mechanism is in transmission connection with the travelling wheel; the miss-seeding detection device comprises a photoelectric sensor, an analog-to-digital converter, a controller and a buzzer. The utility model discloses not only can realize improving planting effect to the even seeding of maize seed, can realize automatically moreover that the hourglass of maize seed is broadcast and is detected, reduced intensity of labour, the practicality is strong.
However, the above-mentioned seed sowing machine has the following problems: when the seeder is in operation, the seed metering ware passes through the actuating mechanism drive, realizes accurate orderly seed metering, but subsequent rotary tillage ridging mechanism only drags through the walking wheel and realizes rotary tillage and ridging, leads to when the soil situation is abominable, for example when earth is harder, can not effectually cover earth on the seed.
Disclosure of Invention
In order to solve the problems, the invention aims to provide agricultural automatic seeding equipment, wherein a driving shaft simultaneously drives a seed metering device and a rotary tillage ridging mechanism to act, so that the rotary tillage ridging mechanism can obtain enough power, and the adaptability to the soil is improved.
For the purpose of the invention, the following technical scheme is adopted for implementation:
an agricultural automatic sowing device comprises a rack and a seed box arranged on the rack, wherein the seed box is fixedly arranged at the top of the rack; the bottom of the seed box is provided with a plurality of discharge ports, and the lower part of each discharge port is connected with a seed sowing device; the plurality of seed sowing devices are connected through a transmission shaft, so that the actions of the seed sowing devices are synchronous; the discharge end of the seed sowing device is connected with a seed conveying pipe; the front side of the seed conveying pipe is connected with a furrow opener; the furrow opener is fixedly arranged on the frame; the transmission shaft is connected with a driving shaft through a transmission mechanism; two ends of the driving shaft are arranged on the frame; the driving shaft is connected with rotary tillage ridging mechanisms the number of which is consistent with that of the seed sowing devices; the rotary tillage ridging mechanism is connected to the rear side of the seed conveying pipe; the rear side of the rotary tillage ridging mechanism is linked with a soil covering mechanism; the driving shaft simultaneously drives the seed sowing device and the rotary tillage ridging mechanism to act, so that seeds are fed into soil batch by batch, and the soil is subjected to rotary tillage ridging; the furrow opener comprises an installation part and a furrow opening part; the upper part of the mounting part is fixedly mounted on the frame, and the rear side of the mounting part is fixedly provided with the seed conveying pipe; the mounting part is obliquely arranged, and the lower end of the mounting part is offset backwards relative to the upper end; the lower end of the mounting part is connected with a trenching part, and the front side of the trenching part forms an included angle relative to the horizontal plane; the front side of the ditching part is provided with a plow plate; the rotary tillage ridging mechanism comprises a rotary tillage ridging shell, a first buffer, a third transmission gear, a fourth transmission gear, a rotating shaft, a rotary tillage cutter, a mud guard cover and a pressing plate; the upper end of the rotary tillage ridging shell is rotatably arranged on the rack through a flange; a first buffer is connected between the middle part of the rotary tillage ridging shell and the frame; the upper part of the rotary tillage ridging shell is provided with a third transmission gear which is arranged on the driving shaft; a fourth transmission gear is arranged at the lower part of the rotary tillage ridging shell and is connected with the third transmission gear through a chain; a rotating shaft is arranged on the fourth transmission gear and is arranged at the lower part of the rotary tillage ridging shell; two ends of the rotating shaft extend out of the rotary tillage ridging shell, and rotary tillage blades are arranged at the two ends; a mud guard is connected above the rotary tillage blades and fixedly arranged on the rotary tillage ridging shell; the bottom of the rotary tillage ridging shell is provided with an arc-shaped pressing plate; the soil covering mechanism comprises a soil covering bracket, a second buffer, a soil covering shovel and a soil covering guide plate; the soil covering support is arranged at the rear side of the rotary tillage ridging mechanism, and a second buffer is connected between the soil covering support and the rack; the rear side end of the soil covering bracket is connected with a soil covering shovel; the lower part of the covering shovel is bent forwards, and the front side of the covering shovel is a left guide surface and a right guide surface which are mutually connected and are symmetrical left and right; the rear sides of the left guide surface and the right guide surface are both connected with earthing guide plates corresponding to the self direction.
Preferably, the seed box is movably provided with an upper cover, and a support rod is connected between the upper cover and the seed box; when the upper cover is opened, the upper cover is relatively fixed with the seed box through the supporting rod.
Preferably, the middle part of the bottom side of the upper cover is movably connected with a supporting rod; the support rod is provided with a sliding chute, and the bottom of the sliding chute is provided with a locking groove; a supporting column is connected in the chute and fixed on the side wall of the seed box; when the upper cover is opened and fixed, the supporting column is buckled into the locking groove, so that the upper cover and the seed box are relatively fixed; the upper cover is provided with a handle.
Preferably, the cross section of the transmission shaft is rectangular; the seed sowing device is an outer grooved wheel seed sowing device; the seed sowing device comprises a seed sowing shell, an outer grooved wheel, a blocking wheel, a limiting ring and a limiting plate; a cavity is arranged in the seed discharging shell, the upper part of the cavity is connected with a discharge port of the seed box, and the lower part of the cavity is connected with a feed port of the seed conveying pipe; an arc tongue plate is arranged inside the seed sowing shell; the seed discharging shell is connected with an outer grooved wheel and a blocking wheel; the outer grooved wheel is rotatably arranged on the seeding shell through the supporting sleeve; a limiting flange for limiting the supporting sleeve is arranged on one side of the seeding shell connected with the outer grooved wheel; one side of the blocking wheel is connected with a limiting ring; the outer grooved wheel, the blocking wheel and the limiting ring are all arranged on the transmission shaft, and a limiting plate is arranged between the outer grooved wheel, the blocking wheel and the limiting ring and the transmission shaft; a clamping knob is arranged on the limiting ring, and the clamping end of the clamping knob is pressed on the limiting plate; the outer grooved wheel, the limiting ring and the limiting plate rotate along with the transmission shaft; the blocking wheel is relatively fixed with the seed sowing shell; the tongue plate is positioned below the outer grooved wheel; the outer grooved wheel is uniformly provided with seed sowing grooves.
Preferably, the transmission mechanism comprises a transmission shell, a first shaft sleeve, a first transmission gear, a second shaft sleeve and a second transmission gear; the transmission shaft is provided with a first shaft sleeve, and the first shaft sleeve is connected with a first transmission gear; a second shaft sleeve is arranged on the driving shaft, a second transmission gear is connected to the second shaft sleeve, and the first transmission gear is connected with the second transmission gear through a chain; the transmission shell is sleeved outside the first shaft sleeve, the first transmission gear, the second shaft sleeve and the second transmission gear, and the middle part of the transmission shell is fixedly arranged on the rack; the first and second bushings are positioned on the drive shaft and the drive shaft, respectively, by the drive housing.
Preferably, at least two travelling wheels are arranged on the frame.
Preferably, a suspension mechanism is arranged on the front side of the frame.
In conclusion, the rotary tillage ridging machine has the advantages that the driving shaft simultaneously drives the seed sowing device and the rotary tillage ridging mechanism to act, so that the rotary tillage ridging mechanism can obtain enough power, and the adaptability to the soil is improved. Install first buffer and second buffer on rotary tillage ridging mechanism and earthing mechanism respectively, further improve the adaptability of seeder to uneven soil. The seed box can be closed by an upper cover, so that the seeds are prevented from being scattered outside the machine when the machine bumps. The outer grooved wheel seed sowing device is adopted, so that the seeding quantity is stable, and the seeding quantity can be conveniently adjusted. And all the seed metering devices 2 are connected through the transmission shaft 3, so that all the seed metering devices are ensured to fall into the soil at the same time, the space between the seeds is ensured, and the growth of the seeds is promoted. The rotary tillage ridging mechanism is directly connected with the driving shaft, so that the planting quality of seeds is guaranteed.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a left side view of the sowing machine.
Fig. 3 is a partially enlarged view of a portion a in fig. 1.
FIG. 4 is a schematic view of the exploded structure of the seed metering device.
Fig. 5 is a schematic structural diagram of the transmission mechanism.
FIG. 6 is a schematic view of the construction of the furrow opener.
Fig. 7 is an exploded view of the rotary tillage ridger.
Fig. 8 is a schematic structural view of the soil covering mechanism.
Detailed Description
As shown in fig. 1 and 2, an agricultural automatic sowing device comprises a rack and a seed box 1 mounted on the rack, wherein the seed box 1 is fixedly arranged at the top of the rack. Four discharge ports are arranged at the bottom of the seed box 1, and the lower part of each discharge port is connected with a seed sowing device 2. The seed sowing device 2 is an outer grooved wheel seed sowing device, so that the stability of the sowing quantity is ensured, and the sowing quantity is convenient to adjust. The four seed sowing devices 2 are connected through the transmission shaft 3, so that the actions of the seed sowing devices 2 are synchronous, the seeds are ensured to fall into the soil at the same time, the space between the seeds is ensured, and the growth of the seeds is promoted. The discharge end of the seed sowing device 2 is connected with a seed conveying pipe 4. The front side of the seed conveying pipe 4 is connected with a furrow opener 5, and the furrow opener 5 is fixedly arranged on the rack. The drive shaft 3 is connected to a drive shaft 6 via a transmission mechanism 31. The both ends of drive shaft 6 set up in the frame, and 6 middle parts of drive shaft are equipped with the gear box, and the gear box links to each other with the output shaft of tractor. The driving shaft 6 is connected with rotary tillage ridging mechanisms 7 the number of which is consistent with that of the seed sowing devices 2. The rotary tillage ridging mechanism 7 is connected with the rear side of the seed conveying pipe 4. The rear side of the rotary tillage ridging mechanism 7 is connected with a soil covering mechanism 8. The driving shaft 6 drives the seed sowing device 2 and the rotary tillage ridging mechanism 7 to act simultaneously, so that seeds are fed into soil batch by batch, and rotary tillage ridging is performed on the soil. At least two walking wheels 9 are arranged on the frame, a suspension mechanism 10 is arranged on the front side of the frame, and the suspension mechanism 10 is connected to a tractor.
As shown in fig. 3, an upper cover 11 is movably arranged on the seed box 1, and a support rod 12 is connected between the upper cover 11 and the seed box 1. When the upper cover 11 is opened, the upper cover is fixed relative to the seed box 1 through a support rod 12. The middle part of the bottom side of the upper cover 11 is hinged with a support rod 12. The support rod 12 is provided with a sliding groove 121, and the bottom of the sliding groove 121 is provided with a locking groove 122. The sliding groove 121 is internally engaged with the supporting column 13, and the supporting column 13 is fixed on the side wall of the seed box 1. When the upper cover is opened and fixed, the supporting column 13 is buckled into the locking groove 122, so that the upper cover 11 and the seed box 1 are relatively fixed. The upper cover 11 is provided with a handle 14 for opening the upper cover 11.
As shown in fig. 2 and 4, the drive shaft 3 is rectangular in cross section. The seed sowing device 2 comprises a seed sowing shell 21, an outer grooved wheel 22, a blocking wheel 23, a limiting ring 24 and a limiting plate 25. The seeding shell 21 is internally provided with a cavity, the upper part of the cavity is connected with the discharge hole of the seed box 1, and the lower part of the cavity is connected with the feed inlet of the seed conveying pipe 4. An arc tongue plate 211 is arranged inside the seed discharging shell 21. The seed discharging shell 21 is connected with an outer grooved wheel 22 and a blocking wheel 23. The outer grooved wheel 22 is rotatably arranged on the seed sowing housing 21 through a supporting sleeve 221. A limiting flange 212 for limiting a supporting sleeve 221 is arranged on one side of the seeding shell 21 connected with the outer grooved wheel 22. The right side of the choke wheel 23 is connected with a stop collar 24. The outer sheave 22, the blocking wheel 23 and the limiting ring 24 are all arranged on the transmission shaft 3, and a limiting plate 25 is arranged between the outer sheave 22, the blocking wheel 23, the limiting ring 24 and the transmission shaft 3. The two ends of the limiting plate 25 are provided with limiting flanges, and the outer grooved wheel 22 and the limiting ring 24 are limited by the limiting flanges at the two ends. The limiting ring 24 is provided with a clamping knob 241, and the clamping end of the clamping knob is pressed on the limiting plate 25. The limit plate 25 is attached to just one side surface of the transmission shaft 3. The center of the cross section of the outer sheave 22 is rectangular, and the shape of the central section of the outer sheave 22 connected with the limiting plate 25 is matched with the section of the transmission shaft 3. The outer sheave 22, the limit support sleeve 221, the limit ring 24 and the limit plate 25 rotate along with the transmission shaft 3. The blocking wheel 23 is fixed relative to the seed metering housing 21. The tongue plate 211 is located below the outer sheave 22. The outer grooved wheel 22 is uniformly provided with seeding grooves.
As shown in fig. 5, the transmission mechanism 31 includes a transmission housing 311, a first hub 312, a first transmission gear 313, a second hub 314, and a second transmission gear 315. The transmission shaft 3 is provided with a first shaft sleeve 312, and the first shaft sleeve 312 is connected with a first transmission gear 313. The driving shaft 6 is provided with a second shaft sleeve 314, the second shaft sleeve 314 is connected with a second transmission gear 315, and the first transmission gear 313 and the second transmission gear 315 are connected through a chain. The transmission housing 311 is sleeved outside the first shaft sleeve 312, the first transmission gear 313, the second shaft sleeve 314 and the second transmission gear 315, and the middle part of the transmission housing 311 is fixedly installed on the machine frame. The first and second bushings 312, 314 are positioned on the drive shaft 3 and the drive shaft 6, respectively, by the drive housing 311.
As shown in FIG. 6, the furrow opener 5 includes a mounting portion 51 and a furrow portion 52. The upper part of the mounting part 51 is fixedly mounted on the frame, and the rear side of the mounting part 51 is fixedly mounted with the seed conveying pipe 4. The mounting portion 51 is disposed obliquely, and the lower end of the mounting portion 51 is offset rearward with respect to the upper end. The lower end of the mounting portion 51 is connected to a furrow portion 52, and the front side of the furrow portion 52 forms an angle with respect to a horizontal plane. A plow plate 53 is mounted on the front side of the furrowing portion 52.
As shown in fig. 7, the rotary tillage ridging mechanism 7 includes a rotary tillage ridging housing 71, a first buffer 72, a third transmission gear 73, a fourth transmission gear 74, a rotating shaft 75, a rotary blade 76, a mud guard 77, and a pressing plate 78. The upper end of the rotary tillage ridging shell 71 is rotatably arranged on the frame through a flange. A first buffer 72 is connected between the middle part of the rotary tillage ridging shell 71 and the frame. A third transmission gear 73 is arranged at the upper part of the rotary tillage ridging shell 71, and the third transmission gear 73 is arranged on the driving shaft 6. The lower part of the rotary tillage ridging shell 71 is provided with a fourth transmission gear 74, and the fourth transmission gear 74 is connected with the third transmission gear 73 through a chain. The fourth transmission gear 74 is provided with a rotating shaft 75, and the rotating shaft 75 is arranged at the lower part of the rotary tillage ridging shell 71. Both ends of the rotary shaft 75 extend out of the rotary tillage ridging housing 71, and rotary blades 76 are provided on both ends. The upper part of the rotary blade 76 is connected with a mud guard 77, and the mud guard 77 is fixedly arranged on the rotary tillage ridging shell 71. The bottom of the rotary tillage ridging shell 71 is provided with an arc-shaped pressing plate 78.
As shown in fig. 8, the soil covering mechanism 8 includes a soil covering bracket 81, a second buffer 82, a soil covering blade 83, and a soil covering guide plate 84. The earthing bracket 81 is arranged at the rear side of the rotary tillage ridging mechanism 7, and a second buffer 82 is connected between the earthing bracket 81 and the frame. The rear end of the covering bracket 81 is connected with a covering shovel 83. The lower portion of the blade 83 is bent forward, and the front side of the blade 83 is a left guide surface and a right guide surface which are connected to each other and are bilaterally symmetrical. The rear sides of the left and right guide surfaces are connected with soil covering guide plates 84 corresponding to the self direction.
When the seeder acts, a traction device (such as a tractor) is connected to the suspension mechanism 10, a driving device (such as an engine) is connected with the driving shaft 6, the rack moves forwards, the furrow opener 5 ditches the soil, meanwhile, the driving shaft 6 drives the driving shaft 3 to rotate through the transmission mechanism 31, the driving shaft 3 drives each seed metering device 2 to act, the outer grooved wheel 22 in each seed metering device 2 rotates, the seeds in each seed metering groove fall onto the tongue plate 211 and fall into the seed conveying pipe 4 under the guidance of the tongue plate 211, finally, the seeds enter the opened groove, the rack moves forwards continuously, the rear rotary tillage knife 76 and the pressing plate 78 also act under the action of the driving shaft 6, the seeds are buried on the seeds, and soil ridges; the rear soil-covering shovel 83 and the soil-covering guide plate 84 cover and press the soil raised on the ridges.
The invention solves the problem that when the traditional seeder works, the seed sowing device is driven by the driving mechanism to realize accurate and ordered seed sowing, but the subsequent rotary tillage and ridging mechanism realizes rotary tillage and ridging only by dragging of the walking wheels, so that soil cannot be effectively covered on seeds when the soil condition is severe, such as hard soil. The rotary tillage ridging machine has the advantages that the driving shaft 6 simultaneously drives the seed sowing device 2 and the rotary tillage ridging mechanism 7 to act, so that the rotary tillage ridging mechanism 7 can obtain enough power, and the adaptability to the soil is improved. The first buffer 72 and the second buffer 82 are respectively arranged on the rotary tillage ridging mechanism 7 and the soil covering mechanism 8, so that the adaptability of the seeder to uneven soil is further improved. The seed box 1 can be closed by an upper cover 11 to prevent seeds from being spilled outside the machine when the machine encounters bumps. The outer grooved wheel seed sowing device is adopted, so that the seeding quantity is stable, and the seeding quantity can be conveniently adjusted. And all the seed metering devices 2 are connected through the transmission shaft 3, so that all the seed metering devices are ensured to fall into the soil at the same time, the space between the seeds is ensured, and the growth of the seeds is promoted. The rotary tillage ridging mechanism 7 is directly connected with the driving shaft 6, so that the planting quality of seeds is guaranteed.
Claims (7)
1. The agricultural automatic sowing equipment is characterized by comprising a rack and a seed box (1) arranged on the rack, wherein the seed box (1) is fixedly arranged at the top of the rack; the bottom of the seed box (1) is provided with a plurality of discharge ports, and the lower part of each discharge port is connected with a seed sowing device (2); the plurality of seed sowing devices (2) are connected through a transmission shaft (3) to enable the seed sowing devices (2) to act synchronously; the discharge end of the seed sowing device (2) is connected with a seed conveying pipe (4); the front side of the seed conveying pipe (4) is connected with a furrow opener (5); the furrow opener (5) is fixedly arranged on the frame; the transmission shaft (3) is connected with a driving shaft (6) through a transmission mechanism (31); two ends of the driving shaft (6) are arranged on the frame; the driving shaft (6) is connected with rotary tillage ridging mechanisms (7) the number of which is consistent with that of the seeding units (2); the rotary tillage ridging mechanism (7) is connected with the rear side of the seed conveying pipe (4); the rear side of the rotary tillage ridging mechanism (7) is linked with a soil covering mechanism (8); the driving shaft (6) simultaneously drives the seed sowing device (2) and the rotary tillage ridging mechanism (7) to act, so that seeds are fed into soil batch by batch, and rotary tillage ridging is performed on the soil; the furrow opener (5) comprises an installation part (51) and a furrow opening part (52); the upper part of the mounting part (51) is fixedly mounted on the frame, and the rear side of the mounting part (51) is fixedly provided with the seed conveying pipe (4); the mounting part (51) is obliquely arranged, and the lower end of the mounting part (51) is offset backwards relative to the upper end; the lower end of the mounting part (51) is connected with a trenching part (52), and the front side of the trenching part (52) forms an included angle relative to the horizontal plane; a plow plate (53) is arranged at the front side of the ditching part (52); the rotary tillage ridging mechanism (7) comprises a rotary tillage ridging shell (71), a first buffer (72), a third transmission gear (73), a fourth transmission gear (74), a rotating shaft (75), rotary tillage blades (76), a mud guard (77) and a pressing plate (78); the upper end of the rotary tillage ridging shell (71) is rotatably arranged on the frame through a flange; a first buffer (72) is connected between the middle part of the rotary tillage ridging shell (71) and the frame; a third transmission gear (73) is arranged at the upper part of the rotary tillage ridging shell (71), and the third transmission gear (73) is arranged on the driving shaft (6); a fourth transmission gear (74) is arranged at the lower part of the rotary tillage ridging shell (71), and the fourth transmission gear (74) is connected with the third transmission gear (73) through a chain; a rotating shaft (75) is arranged on the fourth transmission gear (74), and the rotating shaft (75) is arranged at the lower part of the rotary tillage ridging shell (71); two ends of the rotating shaft (75) extend out of the rotary tillage ridging shell (71), and rotary tillage blades (76) are arranged at the two ends; a mud guard cover (77) is connected above the rotary tillage blades (76), and the mud guard cover (77) is fixedly arranged on the rotary tillage ridging shell (71); an arc-shaped pressing plate (78) is arranged at the bottom of the rotary tillage ridging shell (71); the soil covering mechanism (8) comprises a soil covering bracket (81), a second buffer (82), a soil covering shovel (83) and a soil covering guide plate (84); the soil covering support (81) is arranged at the rear side of the rotary tillage ridging mechanism (7), and a second buffer (82) is connected between the soil covering support (81) and the rack; the rear side end part of the earthing bracket (81) is connected with an earthing shovel (83); the lower part of the covering shovel (83) is bent forwards, and the front side of the covering shovel (83) is a left guide surface and a right guide surface which are mutually connected and are bilaterally symmetrical; the rear sides of the left guide surface and the right guide surface are both connected with a soil covering guide plate (84) corresponding to the self direction.
2. The agricultural automatic sowing device according to claim 1, wherein an upper cover (11) is movably arranged on the seed box (1), and a support rod (12) is connected between the upper cover (11) and the seed box (1); when the upper cover (11) is opened, the upper cover and the seed box (1) are relatively fixed through the support rod (12).
3. The agricultural automatic sowing apparatus according to claim 2, wherein the upper cover (11) is movably connected with a support rod (12) at the middle part of the bottom side; a sliding groove (121) is arranged on the supporting rod (12), and a locking groove (122) is arranged at the bottom of the sliding groove (121); the supporting columns (13) are connected in the sliding grooves (121), and the supporting columns (13) are fixed on the side walls of the seed box (1); when the upper cover is opened and fixed, the supporting column (13) is buckled into the locking groove (122), so that the upper cover (11) and the seed box (1) are relatively fixed; the upper cover (11) is provided with a handle (14).
4. An agricultural automated sowing apparatus according to claim 1, wherein the transmission shaft (3) is rectangular in cross-section; the seed sowing device (2) is an outer grooved wheel seed sowing device; the seed metering device (2) comprises a seed metering shell (21), an outer grooved wheel (22), a blocking wheel (23), a limiting ring (24) and a limiting plate (25); a cavity is arranged in the seeding shell (21), the upper part of the cavity is connected with a discharge port of the seed box (1), and the lower part of the cavity is connected with a feed port of the seed conveying pipe (4); an arc tongue plate (211) is arranged inside the seed discharging shell (21); the seed discharging shell (21) is connected with an outer grooved wheel (22) and a blocking wheel (23); the outer grooved wheel (22) is rotationally arranged on the seeding shell (21) through a supporting sleeve (221); a limiting flange (212) for limiting a supporting sleeve (221) is arranged on one side of the seeding shell (21) connected with the outer grooved wheel (22); one side of the blocking wheel (23) is connected with a limiting ring (24); the outer grooved wheel (22), the blocking wheel (23) and the limiting ring (24) are all arranged on the transmission shaft (3), and a limiting plate (25) is arranged between the outer grooved wheel (22), the blocking wheel (23), the limiting ring (24) and the transmission shaft (3); limiting flanges are arranged at two ends of the limiting plate (25), and the outer grooved wheel (22) and the limiting ring (24) are limited through the limiting flanges at the two ends; a clamping knob (241) is arranged on the limiting ring (24), and the clamping end of the clamping knob is pressed on the limiting plate (25); the limiting plate (25) is attached to one side surface of the transmission shaft; the outer grooved wheel (22), the limiting support sleeve (221), the limiting ring (24) and the limiting plate (25) rotate along with the transmission shaft (3); the blocking wheel (23) is relatively fixed with the seed discharging shell (21); the tongue plate (211) is positioned below the outer grooved wheel (22); the outer grooved wheel (22) is uniformly provided with seeding grooves.
5. The agricultural automated sowing apparatus of claim 1, wherein the transmission mechanism (31) comprises a transmission housing (311), a first shaft sleeve (312), a first transmission gear (313), a second shaft sleeve (314) and a second transmission gear (315); a first shaft sleeve (312) is arranged on the transmission shaft (3), and a first transmission gear (313) is connected to the first shaft sleeve (312); a second shaft sleeve (314) is arranged on the driving shaft (6), a second transmission gear (315) is connected to the second shaft sleeve (314), and the first transmission gear (313) is connected with the second transmission gear (315) through a chain; a transmission shell (311) is sleeved outside the first shaft sleeve (312), the first transmission gear (313), the second shaft sleeve (314) and the second transmission gear (315), and the middle part of the transmission shell (311) is fixedly arranged on the rack; the first shaft sleeve (312) and the second shaft sleeve (314) are positioned on the transmission shaft (3) and the drive shaft (6) respectively through the transmission housing (311).
6. An agricultural automated sowing apparatus according to claim 1, wherein at least two road wheels (9) are provided on the frame.
7. An agricultural automated seeding device according to claim 1, wherein the front side of the frame is provided with a suspension mechanism (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110528096.9A CN113179690A (en) | 2021-05-14 | 2021-05-14 | Agricultural automatic sowing equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110528096.9A CN113179690A (en) | 2021-05-14 | 2021-05-14 | Agricultural automatic sowing equipment |
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| Publication Number | Publication Date |
|---|---|
| CN113179690A true CN113179690A (en) | 2021-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110528096.9A Pending CN113179690A (en) | 2021-05-14 | 2021-05-14 | Agricultural automatic sowing equipment |
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| CN (1) | CN113179690A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115176545A (en) * | 2022-08-19 | 2022-10-14 | 农业农村部农业生态与资源保护总站 | Self-propelled intelligent biochar returning machine |
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Application publication date: 20210730 |