CN114642106A - Corn and soybean composite seeder - Google Patents
Corn and soybean composite seeder Download PDFInfo
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- CN114642106A CN114642106A CN202210320457.5A CN202210320457A CN114642106A CN 114642106 A CN114642106 A CN 114642106A CN 202210320457 A CN202210320457 A CN 202210320457A CN 114642106 A CN114642106 A CN 114642106A
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Images
Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/06—Seeders combined with fertilising apparatus
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C19/00—Arrangements for driving working parts of fertilisers or seeders
- A01C19/04—Arrangements for driving working parts of fertilisers or seeders by a ground-engaging wheel
-
- 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
- A01C5/068—Furrow packing devices, e.g. press wheels
-
- 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
- A01C5/08—Machines for both manuring and sowing or both manuring and planting
-
- 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
Abstract
The invention relates to agricultural machinery, in particular to a corn and soybean compound seeder. Including frame, fertilizer injection unit, fertilization ditching device, maize seeder, soybean seeder, main gear, wherein, fertilizer injection unit fixes the intermediate position at the frame top, and fertilization ditching device is located fertilizer injection unit under, and maize seeder and soybean seeder all are located fertilizer injection unit's rear, and maize seeder is located the left and right both sides of frame, is equipped with the soybean seeder that the width direction interval of several edge frame set up between the maize seeder of both sides, and fertilizer injection unit, soybean seeder are connected with main gear transmission respectively. The whole machine is coordinated, the requirements of planting row spacing of soybean and corn are used, the turning of the ground is facilitated, the pressing strength of the corn and the soybean is adjustable, the pressing strength for planting the corn and the soybean is met, and the combined seeding of the soybean and the corn is realized.
Description
Technical Field
The invention relates to agricultural machinery, in particular to a corn and soybean compound seeder.
Background
Only soybean and corn seeders with single variety exist in the market at present, and combined and unified complete machine equipment is needed in the lack of the soybean and corn intercropping composite planting process, so that the problems of complete machine incompatibility, difficult meeting of wide and narrow row spacing, difficult turning of machine tool and tool ground in the combined seeding process of soybean and corn are solved, and the requirement of simultaneous combined seeding of soybean and corn is met in equipment with strong pertinence and adaptability.
In addition, the compaction strength of the existing sowed soybeans is not high, and reasonable sowing equipment is needed to solve the problems.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a corn and soybean compound seeder which is coordinated in whole machine, convenient for turning the ground by using the planting row spacing requirements of soybeans and corns, adjustable in the pressing strength of the corns and the soybeans, capable of meeting the pressing strength of the corns and the soybeans and realizing the combined seeding of the soybeans and the corns.
The technical scheme of the invention is as follows: a soybean and corn compound seeder comprises a frame, a fertilizing device, a fertilizing and ditching device, a corn seeding device, a soybean seeding device and a main transmission device, wherein the fertilizing device is fixed at the middle position of the top of the frame, the fertilizing and ditching device is positioned under the fertilizing device, the corn seeding device and the soybean seeding device are both positioned behind the fertilizing device, the corn seeding device is positioned at the left side and the right side of the frame, a plurality of soybean seeding devices which are arranged at intervals along the width direction of the frame are arranged between the corn seeding devices at the two sides, and the fertilizing device and the soybean seeding device are respectively in transmission connection with the main transmission device;
the corn seeding device comprises a single connecting piece, a single supporting frame, a corn seed box, a seeding furrow opener, a corn seed sowing device and a corn press wheel, wherein the front end of the single connecting piece is fixedly connected with the frame, the rear end of the single connecting piece is connected with the single supporting frame through a four-bar linkage mechanism, the four-bar linkage mechanism comprises two connecting rods, two ends of each connecting rod are respectively hinged with the single connecting piece and the single supporting frame, the corn seed box is fixed at the top of the single supporting frame, the bottom of the single supporting frame is hinged with the seeding furrow opener, the corn seed sowing device is fixed on the seeding furrow opener, a gearbox is arranged in the corn seed sowing device, and a soil puller is hinged at the rear part of the seeding furrow opener;
the corn seed sowing device is characterized in that a corn press wheel is hinged to the rear portion of the single support frame, a central rotating shaft of the corn press wheel is hinged to the single support frame through single-side support frames positioned on two sides of the central rotating shaft, a press main transmission shaft is arranged on the outer side of each single support frame, the bottom end of the press main transmission shaft is connected with the end portion of a central shaft of the press wheel through a bearing, the top end of the press main transmission shaft is connected with a press auxiliary transmission shaft through a bearing, the press auxiliary transmission shaft is connected with a transmission shaft of a gearbox in the corn seed sowing device through a press transmission mechanism, and the gearbox is in transmission connection with a seed sowing spoon disc of the corn seed sowing device;
a depth limiting device is arranged between the single support frame and the press wheel and comprises two sections of screw rods, an internal thread connecting cylinder and a connecting plate, the connecting plate is fixed between the two single-side support frames, one section of the screw rods is hinged with the single support frame, the other section of the screw rods is hinged with the connecting plate, the two screw rods are connected through the threaded connecting cylinder, internal threads are arranged in the threaded connecting cylinder, and the internal threads are respectively meshed with the external threads of the two screw rods;
soybean seeder includes soybean press wheel, soybean press wheel passes through soybean press adjustment mechanism and is connected with the frame, soybean press adjustment mechanism includes the crank, movable rod and dead lever, the movable rod sliding sleeve is in the outside of dead lever, through fixing bolt fixed connection between movable rod and the dead lever, the bottom and the frame of dead lever are articulated, the top cover of dead lever is in the lower part of movable rod, soybean press wheel is connected with the movable rod, the movable rod internal fixation is equipped with the screw rod, the dead lever internal fixation that corresponds has the nut, the nut cover is in the outside of screw rod, the one end of screw rod is equipped with the crank.
The three-point suspension device is fixedly arranged at the front end of the rack, and the fertilizing device is positioned behind the three-point suspension device; the three-point suspension device comprises an upper suspension frame and a lower suspension frame which are connected through U-shaped bolts.
The fertilizer applying device comprises a fertilizer applying fixing frame, fertilizer applicators, a fertilizer discharging opening, a fertilizer applying transmission shaft, a fertilizer pipe and a fertilizer box, wherein the fertilizer box is fixed at the top of the rack through the fertilizer applying fixing frame, two partitions are arranged in the fertilizer box, the fertilizer box is divided into three sections, corn fertilizers are stored on two sides of the fertilizer box, soybean fertilizers are stored in the middle of the fertilizer box, a plurality of fertilizer applicators are arranged at the bottom of the fertilizer box 307, the fertilizer applying opening of each fertilizer applicator is connected with a fertilizer ditching device below the fertilizer applicator through the fertilizer pipe, and an adjusting knob is arranged at the fertilizer applying opening;
the fertilizer applicators are all fixed on the fertilizer delivery shafts, the fertilizer delivery shafts are in transmission connection with the main transmission device, the fertilizer applicators for fertilizing the corns are positioned in front of the corn seed metering devices and are deviated from the corn seed metering devices by 15-20cm, the fertilizer applicators for fertilizing the soybeans are respectively positioned between the soybean seed metering devices on two sides and the soybean seed metering devices adjacent to the soybean seed metering devices, and the fertilizer applicators are also provided with fertilizer discharge openings.
The fertilizer applying and ditching device is located under the fertilizer applying device and comprises a vertically arranged fertilizer applying connecting rod, a ditching shovel is arranged on the lower portion of the fertilizer applying connecting rod, a plurality of adjusting holes are formed in the fertilizer applying connecting rod, a shovel handle of the ditching shovel is hinged to the fertilizer applying connecting rod through a pin shaft, the pin shaft is arranged in the adjusting holes, and the front side of the fertilizer applying connecting rod is in a side edge shape.
The bottom of the single support frame is hinged with a sowing furrow opener through a pin shaft, a plurality of connecting holes are formed in the sowing furrow opener along the height direction of the sowing furrow opener, and the pin shaft penetrates through the connecting holes in the sowing furrow opener to be connected with the single support frame;
the sowing furrow opener is provided with a grass winding prevention device.
Soybean seeder includes soybean fixed connector, soybean four-bar linkage, soybean monomer support frame, soybean seeding furrow opener, the soybean seed metering ware, soil ware and soybean press wheel are drawn to soybean, soybean fixed connector's front end and frame fixed connection, soybean fixed connector's rear end is articulated with soybean monomer support frame through soybean four-bar linkage, the top of soybean monomer support frame is fixed with soybean seed case, the bottom of soybean monomer support frame is articulated with soybean seeding furrow opener, the soybean seed metering ware is fixed on soybean seeding furrow opener, the rear portion of soybean seeding furrow opener articulates has the soybean to draw soil ware, the soybean seed metering ware is connected with the main gear transmission, soybean press wheel passes through soybean press adjustment mechanism and is connected with soybean monomer support frame.
The driving wheel device is respectively positioned between the corn seeding device and the soybean seeding device, and comprises a walking wheel, a main power transmission mechanism, a main transmission shaft and an auxiliary transmission shaft, wherein the walking wheel is connected with the frame through a transmission fixed connecting piece, a wheel shaft of the walking wheel is in transmission connection with the main transmission shaft through the main power transmission mechanism, the main transmission shaft and the auxiliary transmission shaft are arranged in parallel and are all arranged on the frame, the main transmission shaft and the auxiliary transmission shaft are connected through a power reduction box, limiting plates are fixed on two sides of the power transmission box, and the main transmission shaft is in transmission connection with the fertilizer discharging transmission shaft.
The soybean press wheel is including the parallel press wheel board that is located both sides and the several side's pipe that is located between two press wheel boards, and the even interval setting of circumferencial direction is followed to the several side's pipe, forms circular shape press wheel.
The invention has the beneficial effects that:
(1) the machine can simultaneously meet the composite planting of soybean and corn, and meet the requirement of sowing two crops in a unified farming season;
(2) the device is suitable for the requirements of planting row spacing of soybeans and corns, has a compact structure and shorter front and back lengths, and is convenient for the tractor to turn at the ground;
(3) the soybean press wheel and the corn press wheel are adjustable in height, so that the press strength of corn and soybean is adjustable, the requirement of low press strength in the soybean sowing process can be met according to the land condition, and the corn press effect and the soybean press effect are improved;
(4) meanwhile, in the movement process, the soybean press wheel and the corn press wheel can float along with the ground to form a floatable seeding device, so that the soybean seeding effect and the corn seeding effect are greatly improved;
(5) the previous crops can be removed, the whole process mechanization degree in the sowing operation process is improved, the operation is convenient, and the method can be comprehensively popularized and applied.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic left side view of the present invention;
FIG. 4 is a first schematic structural view of the corn planting device;
FIG. 5 is a second schematic view of the corn seeding apparatus;
FIG. 6 is a schematic view of the construction of a sowing boot;
fig. 7 is a schematic structural view of a soybean sowing device.
In the figure:
1. a frame;
2. a three-point suspension device;
3. a fertilizing device; 301. a fertilizing fixing frame; 302. adjusting a knob; 303. a fertilizer apparatus; 304. a fertilizer discharge outlet; 305. a fertilizer discharging transmission shaft; 306. fertilizing; 307. fertilizer box;
4. a fertilizing and ditching device; 401 fertilizing connecting rod;
5. a corn seeding device; 501. a single connector; 502. a four-bar linkage; 503. a corn seed box; 504. a single support frame; 505. a sowing furrow opener; 506. a corn seed sowing device; 507. a soil pulling device; 508. a corn press wheel; 509. pressing the main transmission shaft; 510. pressing the auxiliary transmission shaft; 511. a depth stop device; 512 single-sided bracing frames; 513 grass winding prevention device; 514 a depth stop device; 515 a connecting plate;
6. a soybean seeding device; 601. soybean press wheels; 602. soybean suppression adjusting mechanism; 603 a crank; 604 a movable rod; 605 fixing the rod; 606 fixing the bolt;
7. a main transmission device; 701. a transmission fixed connecting piece; 702. a traveling wheel; 703. a main power transmission mechanism; 704. a main drive shaft; 705 secondary drive shaft.
8. Provided is a power gearbox.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, specific details are set forth in order to provide a thorough understanding of the present invention. The invention can be embodied in many different forms than those described herein and those skilled in the art will appreciate that the invention is susceptible to similar forms of embodiment without departing from the spirit and scope of the invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.
As shown in fig. 1 to 7, the soybean and corn compound seeder of the present invention comprises a frame 1, a three-point suspension device 2, a fertilizing device 3, a fertilizing and ditching device 4, a corn seeding device 5, a soybean seeding device 6, a main transmission device 7 and a power transmission box 8, wherein the three-point suspension device 2 is fixedly arranged at the front end of the frame 1 and is used for tractor hitching and traction. The fertilizing device 3 is located behind the three-point suspension device 2, is fixed in the middle of the top of the rack 1, and is used for spreading fertilizers. The fertilizing and ditching device 4 is positioned at the lower part of the frame 1 and is positioned right below the fertilizing device 3. Maize seeder 5 and soybean seeder 6 all are located fertilizer injection unit's rear, and wherein maize seeder 5 is located the left and right both sides of frame 1, and soybean seeder 6 is located between the maize seeder 5 of both sides, sets up several maize seeder 5 along the width direction interval of frame 1 for the seeding multirow soybean, in this embodiment, is equipped with four soybean seeder 6, thereby has realized the seeding of four lines soybean. The fertilizing device 3 and the soybean seeding device 6 are respectively in transmission connection with the main transmission device 7.
The three-point suspension device 2 comprises an upper suspension rack and a lower suspension rack, the upper suspension rack and the lower suspension rack are connected through U-shaped bolts, and the widths of the upper suspension rack and the lower suspension rack are adjustable through the U-shaped bolts so as to adapt to different widths of the rear suspension rack of the tractor.
As shown in fig. 2 and 3, the fertilizer applying device 3 includes a fertilizer applying fixing frame 301, a fertilizer applicator 303, a fertilizer applying discharge opening 304, a fertilizer applying transmission shaft 305, a fertilizer tube 306 and a fertilizer box 307, wherein the fertilizer box 307 is fixed on the top of the rack 1 through the fertilizer applying fixing frame 301, in this embodiment, the fertilizer box 307 is connected with the rack 1 through a U-shaped bolt, and the position of the fertilizer box 307 can be changed according to different seeding devices so as to meet the reasonable arrangement of arrangement; meanwhile, the width of the U-shaped bolt can be freely adjusted to adapt to the installation of fertilizer boxes with different widths. Be equipped with two walls in the fertile case 307, divide into the three-section with fertile case 307, wherein the both sides of fertile case store has maize fertile, and soybean fertilizer is stored in the middle part of fertile case, guarantees that the middle part of machine is executed soybean fertilizer, and maize is fertile is executed to the both sides of machine. Because the corn fertilizer is in large demand, the volume of the fertilizer box is divided into three parts on average, wherein the soybean fertilizer accounts for 1/3 of the volume of the fertilizer box, and the corn fertilizers on two sides respectively account for 1/3 of the volume of the fertilizer box.
The bottom of the fertilizer box 307 is provided with a plurality of fertilizer applicators 303, and fertilizer outlets of the fertilizer applicators 303 are connected with the fertilizing and ditching device 4 below the fertilizer applicators through fertilizer pipes 306, so that fertilizer can smoothly enter the ground. An adjusting knob 302 is arranged at the fertilizer outlet, and the area of the fertilizer outlet is changed by rotating the adjusting knob 302 so as to adjust the fertilizer application amount. The fertilizer applicators 303 are all fixed on a fertilizer delivery shaft 305, and the fertilizer delivery shaft 305 is in transmission connection with the main transmission device 7. In the embodiment, four fertilizer applicators 303 are arranged, wherein two fertilizer applicators are used for fertilizing corns, two fertilizer applicators are used for fertilizing soybeans, and the fertilizer applicators 303 used for fertilizing corns are positioned in front of the corn seeding device and are 15-20cm away from the corn seeding device; the fertilizer applicators 303 for fertilizing soybeans are respectively positioned between the soybean seeding devices on both sides and the soybean seeding devices adjacent thereto, ensuring that fertilizer is applied between two rows of soybeans. The fertilizer-discharging transmission shaft 305 adopts a hexagonal shaft, and the contact surface of the hexagonal shaft is large, so that large power can be formed, and the fertilizer-discharging device can stably run. The fertilizer discharging opening 304 is further formed in the fertilizer distributor 303, and surplus fertilizer on the fertilizer box fertilizer distributor can be removed through the fertilizer discharging opening 304, so that the fertilizer is prevented from corroding the fertilizer distributor 303.
As shown in fig. 3, the fertilizer furrowing device 4 is located right below the fertilizer application device 3 and is used for digging a fertilizer pit. The fertilizing and ditching device is fixed on the frame 1 through a bolt and can be freely adjusted according to the position of the fertilizer outlet. The fertilization ditching device 4 comprises a fertilization connecting rod 401 which is vertically arranged, a ditching shovel is arranged on the lower portion of the fertilization connecting rod 401, a plurality of adjusting holes are formed in the fertilization connecting rod 401, and a shovel handle of the ditching shovel is hinged to the fertilization connecting rod 401 through a pin shaft. In the actual working process, the pin shaft can be freely disassembled according to the fertilizing requirements of crops, and the ditching shovel is positioned at different positions of the fertilizing connecting rod 401 by penetrating different adjusting holes through the pin shaft, so that the fertilizing depth is adjusted. The front side of the fertilizer connecting rod 401 is in a sharp side edge shape, and a large-curved surface delaying design is adopted, so that the fertilizer connecting rod 401 can cut soil blocks in the movement process of the whole machine, cut off sundries such as weeds and previous stubbles, facilitate ditching, and slide extruded weeds and the like to the rear together to prevent the weeds from blocking seeding.
As shown in fig. 4 to 6, the corn seeding device includes a single connector 501, a single support frame 504, a corn seed box 503, a seeding furrow opener 505, a corn seed sowing device 506, and a corn press wheel 508, wherein the front end of the single connector 501 is fixedly connected with the frame 1, the rear end of the single connector 501 is connected with the single support frame 504 through a four-bar linkage 502, the four-bar linkage 502 includes two connecting bars sequentially arranged from top to bottom, the two ends of the connecting bars are respectively hinged with the single connector 501 and the single support frame 504, therefore, in the working process, the single support frame 504 can swing up and down around the single connector 501, it is ensured that the corn seeding device can float along with the ground, and a floatable seeding device is formed. The top of the single support frame 504 is fixed with a corn seed box 503, and the bottom of the single support frame 504 is hinged with a sowing furrow opener 505 through a pin shaft. A plurality of connecting holes are arranged on the sowing furrow opener 5 along the height direction thereof, and the pin shaft passes through the connecting holes on the sowing furrow opener to be connected with the single supporting frame 504. The sowing furrow opener 505 is provided with a grass-winding prevention device 513, and the grass-winding prevention device 513 can smoothly separate redundant weeds from previous crops, so that favorable conditions are created for convenient furrowing. When the pin shaft is arranged in the connecting holes at different positions, the adjustment of the sowing and ditching depth is realized. The corn seed sowing device 506 is fixed on the sowing furrow opener 505, a gear box is arranged in the corn seed sowing device 506, and different planting distances can be changed according to the planting requirements of corn through the gear box. In this embodiment, the corn seeding unit 506 uses a 24-scoop bucket wheel type seeder, and seeds of different varieties can be filled according to the planting requirements of the corn seeds, so that seeding is facilitated. The rear part of the sowing furrow opener 505 is hinged with a soil pulling device 507, and the soil pulling device 507 is palm-shaped and used for returning soil and filling a ditch after sowing and furrowing, so that soil collection is convenient.
The rear part of the single support frame 504 is hinged with a corn press wheel 508 through a bearing, and the central rotating shaft of the corn press wheel 508 is hinged with the single support frame 504 through single support frames 512 positioned at two sides of the corn press wheel. The corn press wheel 508 is made of polymeric resin material, and the surface of the corn press wheel is corrugated, so that a larger friction force is generated between the corn press wheel and the ground, and a larger rotating force is generated. The outside of unilateral support frame 512 is equipped with suppression final drive shaft 509, and the end connection of bearing and suppression wheel center pin is passed through to suppression final drive shaft 509's bottom, transmits to suppression final drive shaft 509 through the bearing with maize suppression wheel 508's rotation to drive suppression final drive shaft 509 and rotate. The top of suppression final drive shaft 509 is connected with the vice transmission shaft of suppression through the bearing, transmits the rotation of suppression final drive shaft 509 to the vice transmission shaft of suppression through the bearing. The suppression counter drive shaft passes through the suppression drive mechanism and is connected with the transmission shaft of the gearbox in maize seed metering ware 506, and in this embodiment, suppression drive mechanism adopts chain drive's power transmission mode. The transmission shaft of the gearbox is in transmission connection with the seed metering spoon disc of the corn seed metering device 506 through a transmission mechanism, such as chain transmission or gear transmission. Maize press wheel 508 is along with the in-process of frame 1 forward motion, maize press wheel 508 constantly rotates, maize press wheel transmits power to press final drive shaft 509, press final drive shaft 509 is power transmission to press counter drive shaft again, press counter drive shaft passes through press drive shaft mechanism 510 with power transmission to gearbox, the gearbox utilizes power to drive the rotation of seed metering spoon disc on the maize seed metering ware, thereby accomplish the seed metering effect, through the gear on the change gearbox, realize the change of different drive ratios, thereby change the plant spacing.
A depth limiting device 511 is arranged between the single support frame 504 and the press wheel 508, the depth limiting device 511 comprises two sections of screw rods, an internal thread connecting cylinder and a connecting plate 515, and the connecting plate 515 is fixed between the two single support frames 512. One of them section screw rod is articulated with monomer support frame 504, another section screw rod is articulated with connecting plate 515, connect through threaded connection section of thick bamboo between two screw rods, and be equipped with the internal thread in the threaded connection section of thick bamboo, the internal thread respectively with the screw rod between the meshing transmission be connected, when rotating the threaded connection section of thick bamboo, can realize that the distance between two sections screw threads increases or reduces, thereby highly having carried out the regulation to maize press wheel 508, after adjusting maize press wheel 508 to appointed height, this limit for depth device 511 can fix maize press wheel 508 at appointed height, prevent maize press wheel 508 luffing motion in the course of the work.
Soybean seeder includes soybean fixed connector, soybean four-bar linkage, soybean monomer support frame, soybean seeding furrow opener, soybean seed metering ware, soybean soil shifter and soybean press wheel 601, soybean fixed connector's front end and frame 1 fixed connection, soybean fixed connector's rear end is articulated with soybean monomer support frame through soybean four-bar linkage, the top of soybean monomer support frame is fixed with soybean seed case, the bottom of soybean monomer support frame is articulated with soybean seeding furrow opener, the soybean seed metering ware is fixed on soybean seeding furrow opener, the rear portion of soybean seeding furrow opener articulates there is soybean soil shifter, the soybean seed metering ware is connected with 7 transmissions of main gear, soybean press wheel 601 passes through soybean press adjustment mechanism 602 and is connected with the monomer support frame. As shown in fig. 7, the soybean rolling adjustment mechanism 602 includes a crank 603, a movable rod 604 and a fixed rod 605, the movable rod 604 is slidably sleeved outside the fixed rod 605, and the movable rod 604 and the fixed rod 605 can be fixedly connected through a fixed bolt 606. The bottom end of the fixed rod 605 is hinged with the single support frame, the top end of the fixed rod 605 is sleeved on the lower part of the movable rod 604, and the soybean press wheel 601 is connected with the movable rod 604 through the connecting frame. A screw is fixedly arranged in the movable rod 604, a nut is correspondingly fixed in the fixed rod 606 and sleeved outside the screw, and a crank 603 is arranged at one end of the screw. When the crank is rotated, the screw rod drives the movable rod 604 to move up and down, thereby realizing the up-and-down movement of the soybean press wheel 601, realizing the height adjustment of the soybean press wheel 601, and forming different press strengths. In this embodiment, soybean press wheel 601 is including the parallel press wheel board that is located both sides and the several side pipe that is located between two press wheel boards, and several side pipe is along the even interval setting of circumferencial direction to form circular shape press wheel. The soybean press wheel can reasonably separate the overstock of the previous crops after the soybean is sowed to form a thin press layer, so that the soybean planting requirement is met, and the slight press effect after the soybean is sowed is ensured.
As shown in fig. 1 and 2, the machine comprises two sets of driving wheel devices 7, the driving wheel devices 7 are respectively positioned between the corn sowing devices 5 and the soybean sowing devices 6, and the driving wheel devices 7 are mainly used for providing power for the soybean sowing devices 6. The two sets of main transmission devices adopt a coaxial design, so that the stability of the seeding transmission is ensured. The driving wheel device 7 comprises a walking wheel 702, a main power transmission mechanism 703, a main transmission shaft 704 and an auxiliary transmission shaft 705, wherein the walking wheel 702 is connected with the frame 1 through a transmission fixed connecting piece 701. The wheel shaft of the walking wheel 702 is in transmission connection with the main transmission shaft 704 through a main power transmission mechanism 703, and the main power transmission mechanism 703 can adopt chain transmission or gear transmission to transmit the power of the walking wheel 702 to the main transmission shaft 704. The main transmission shaft 704 and the auxiliary transmission shaft 705 are arranged in parallel and are both arranged on the frame 1, and the main transmission shaft 704 and the auxiliary transmission shaft 705 are connected through a power reduction box 8. The power gearbox 8 is used for receiving the power of the travelling wheels 702, and realizes different rotating speeds of the seed sowing device in the soybean sowing device 6 and the adjustment of the soybean planting distance by adjusting different touch ratios. The main transmission shaft 704 receives the power transmitted from the main running wheels 702, and transmits the power to the auxiliary transmission shaft 705 through different speed ratios in the power reduction box 8. The auxiliary transmission shaft 705 is in transmission connection with the soybean seed metering device and transmits power to the soybean seed metering device so as to realize the seed metering operation of soybeans. Limiting plates are fixed on two sides of the power gearbox 8 and used for preventing the power gearbox from moving back and forth on the shaft and enabling the position of the power gearbox to be fixed. Meanwhile, the main transmission shaft 704 is in transmission connection with the fertilizer discharging transmission shaft 305, a part of power is transmitted to the fertilizer discharging transmission shaft 305 through the main transmission shaft 704, and the fertilizer discharging device 303 is powered through the fertilizer discharging transmission shaft 305, so that fertilizer discharging operation is completed.
The working process of the seeder is as follows. At first, the rear portion at the tractor is connected in this seeder traction, drive this seeder work through the tractor, the tractor drives the in-process of global motion, walking wheel 702 and maize press wheel 508 walking thereupon and rotating be connected with the frame, along with maize press wheel 508's rotation, through parts such as middle suppression final drive shaft 509, suppression counter drive shaft 510, with the power transmission of maize press wheel 508 to the derailleur in the maize disseminator 506, realize the seeding of maize. Along with the rotation of the walking wheels 702, the power of the walking wheels 702 is transmitted to the soybean seeder through the main power transmission mechanism, the main transmission shaft 704, the power gearbox, the auxiliary transmission shaft 705 and the like, so that the seeding of the soybeans is realized. Meanwhile, partial power generated by the rotation of the main transmission shaft 704 is transmitted to the fertilizer discharging transmission shaft 305, and the fertilizer discharging transmission shaft 305 drives the fertilizer discharging device 303 to act, so that the fertilizer discharging action is realized.
The corn and soybean compound seeder provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, it is possible to make various improvements and modifications to the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention. The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a compound seeder of soybean maize, includes frame (1), fertilizer injection unit (3), fertilization ditching device (4), maize seeder (5), soybean seeder (6), final drive (7), its characterized in that: the corn seeder is characterized in that the fertilizing device (3) is fixed in the middle of the top of the rack (1), the fertilizing and ditching device (4) is located under the fertilizing device (3), the corn seeding devices (5) and the soybean seeding devices (6) are located behind the fertilizing device, the corn seeding devices (5) are located on the left side and the right side of the rack (1), a plurality of soybean seeding devices (6) are arranged between the corn seeding devices (5) on the two sides at intervals along the width direction of the rack (1), and the fertilizing device (3) and the soybean seeding devices (6) are in transmission connection with the main transmission device (7) respectively;
the corn seeding device (5) comprises a single connecting piece (501), a single supporting frame (504), a corn seed box (503), a seeding colter (505), a corn seed sowing device (506) and a corn press wheel (508), the front end of the single connecting piece (501) is fixedly connected with the rack (1), the rear end of the single connecting piece (501) is connected with the single supporting frame (504) through a four-bar mechanism (502), the four-bar mechanism (502) comprises two connecting rods, two ends of each connecting rod are respectively hinged with the single connecting piece (501) and the single supporting frame (504), a corn seed box (503) is fixed at the top of the single supporting frame (504), the bottom of the single supporting frame (504) is hinged with a sowing furrow opener (505), a corn seed sowing device (506) is fixed on the sowing furrow opener (505), a gearbox is arranged in the corn seed sowing device (506), and a soil pulling device (507) is hinged to the rear part of the sowing furrow opener (505);
the corn seed sowing device is characterized in that a corn press wheel (508) is hinged to the rear portion of the single support frame (504), a central rotating shaft of the corn press wheel (508) is hinged to the single support frame (504) through single-side support frames (512) located on two sides of the central rotating shaft, a press main transmission shaft (509) is arranged on the outer side of each single-side support frame (512), the bottom end of the press main transmission shaft (509) is connected with the end portion of a central shaft of the press wheel through a bearing, the top end of the press main transmission shaft (509) is connected with a press auxiliary transmission shaft through a bearing, the press auxiliary transmission shaft is connected with a transmission shaft of a gearbox in the corn seed sowing device (506) through a press transmission mechanism, and the gearbox is in transmission connection with a seed sowing spoon disc of the corn seed sowing device (506);
a depth limiting device (511) is arranged between the single support frame (504) and the press wheel (508), the depth limiting device (511) comprises two sections of screw rods, an internal thread connecting cylinder and a connecting plate (515), the connecting plate (515) is fixed between the two single support frames (512), one section of the screw rods is hinged with the single support frame (504), the other section of the screw rods is hinged with the connecting plate (515), the two screw rods are connected through the threaded connecting cylinder, internal threads are arranged in the threaded connecting cylinder, and the internal threads of the threaded connecting cylinder are respectively meshed with external threads of the two screw rods;
soybean seeder includes soybean press wheel (601), soybean press wheel (601) is connected with the frame through press adjustment mechanism (602), press adjustment mechanism (602) including crank (603), movable rod (604) and dead lever (605), movable rod (604) slip cap is in the outside of dead lever (605), through fixing bolt (606) fixed connection between movable rod (604) and dead lever (605), the bottom and the frame of dead lever (605) are articulated, the top cover of dead lever (605) is in the lower part of movable rod (604), soybean press wheel (601) is connected with movable rod (604), movable rod (604) internal fixation is equipped with the screw rod, corresponding dead lever (606) internal fixation has the nut, the nut cover is in the outside of screw rod, the one end of screw rod is equipped with crank (603).
2. The compound seeder of claim 1, wherein: the three-point suspension device (2) is fixedly arranged at the front end of the rack (1), and the fertilizing device (3) is positioned behind the three-point suspension device (2); the three-point suspension device (2) comprises an upper suspension frame and a lower suspension frame, and the upper suspension frame and the lower suspension frame are connected through U-shaped bolts.
3. The soybean-corn compound seeder of claim 1, wherein: the fertilizer applying device (3) comprises a fertilizer applying fixing frame (301), fertilizer applicators (303), a fertilizer discharging opening (304), a fertilizer applying transmission shaft (305), fertilizer pipes (306) and a fertilizer box (307), wherein the fertilizer box (307) is fixed at the top of the rack (1) through the fertilizer applying fixing frame (301), two partitions are arranged in the fertilizer box (307), the fertilizer box (307) is divided into three sections, corn fertilizer is stored at two sides of the fertilizer box, soybean fertilizer is stored in the middle of the fertilizer box, a plurality of fertilizer applicators (303) are arranged at the bottom of the fertilizer box (307), a fertilizer applying opening of each fertilizer applicator (303) is connected with a fertilizer ditching device (4) below the fertilizer applicator through the corresponding fertilizer pipe (306), and an adjusting knob (302) is arranged at the fertilizer applying opening;
the fertilizer distributor (303) is fixed on the fertilizer distributing transmission shaft (305), the fertilizer distributing transmission shaft (305) is in transmission connection with the main transmission device (7), the fertilizer distributor (303) for corn fertilization is located in front of the corn seed metering device and is deviated from the corn seed metering device by 15-20cm, the fertilizer distributor (303) for soybean fertilization is respectively located between the soybean seed metering devices on two sides and the adjacent soybean seed metering devices, and a fertilizer distributing opening (304) is further formed in the fertilizer distributor (303).
4. The compound seeder of claim 1, wherein: fertilization ditching device (4) are located fertilization device (3) under, and fertilization ditching device (4) are equipped with the ditching shovel including vertical fertilization connecting rod (401) that sets up, the lower part of fertilization connecting rod (401), are equipped with the several regulation hole on fertilization connecting rod (401), and the share shaft of ditching shovel is articulated through round pin axle and fertilization connecting rod (401), and the round pin axle sets up in the regulation hole, and the front side of fertilization connecting rod (401) is the side sword form.
5. The soybean-corn compound seeder of claim 1, wherein: the bottom of the single support frame (504) is hinged with a seeding furrow opener (505) through a pin shaft, a plurality of connecting holes are formed in the seeding furrow opener (5) along the height direction of the seeding furrow opener, and the pin shaft penetrates through the connecting holes in the seeding furrow opener to be connected with the single support frame (504);
an anti-grass winding device (513) is arranged on the sowing furrow opener (505).
6. The soybean-corn compound seeder of claim 1, wherein: soybean seeder includes soybean fixed connector, soybean four-bar linkage, soybean monomer support frame, soybean seeding furrow opener, the soybean seed metering ware, soybean soil pulling device and soybean press wheel (601), soybean fixed connector's front end and frame (1) fixed connection, soybean fixed connector's rear end is articulated with soybean monomer support frame through soybean four-bar linkage, the top of soybean monomer support frame is fixed with soybean seed case, the bottom of soybean monomer support frame is articulated with soybean seeding furrow opener, the soybean seed metering ware is fixed on soybean seeding furrow opener, the rear portion of soybean seeding furrow opener articulates there is soybean soil pulling device, the soybean seed metering ware is connected with main transmission (7) transmission, soybean press wheel (601) are connected with soybean monomer support frame through soybean press adjustment mechanism (602).
7. The soybean-corn compound seeder of claim 1, wherein: the soybean seeder is characterized in that the driving wheel device (7) is respectively located between the corn seeding device (5) and the soybean seeding device (6), the driving wheel device (7) comprises a walking wheel (702), a main power transmission mechanism (703), a main transmission shaft (704) and an auxiliary transmission shaft (705), the walking wheel (702) is connected with the rack (1) through a transmission fixed connecting piece (701), a wheel shaft of the walking wheel (702) is in transmission connection with the main transmission shaft (704) through the main power transmission mechanism (703), the main transmission shaft (704) and the auxiliary transmission shaft (705) are arranged in parallel and are both arranged on the rack (1), the main transmission shaft (704) and the auxiliary transmission shaft (705) are connected through a power reduction box (8), limiting plates are fixed on two sides of the power transmission box (8), and the main transmission shaft (704) is in transmission connection with the fertilizer discharging transmission shaft (305).
8. The soybean-corn compound seeder of claim 1, wherein: soybean press wheel (601) is including the parallel press wheel board that is located both sides and the several side's pipe that is located between two press wheel boards, and the even interval setting of several side's pipe along the circumferencial direction forms circular shape press wheel.
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| CN202210320457.5A CN114642106A (en) | 2022-03-29 | 2022-03-29 | Corn and soybean composite seeder |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210320457.5A CN114642106A (en) | 2022-03-29 | 2022-03-29 | Corn and soybean composite seeder |
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