CN217591526U - Corn and soybean composite seeder - Google Patents
Corn and soybean composite seeder Download PDFInfo
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- CN217591526U CN217591526U CN202220713096.6U CN202220713096U CN217591526U CN 217591526 U CN217591526 U CN 217591526U CN 202220713096 U CN202220713096 U CN 202220713096U CN 217591526 U CN217591526 U CN 217591526U
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Abstract
The utility model 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 several set up along the width direction interval of frame between the maize seeder of both sides, and fertilizer injection unit, soybean seeder are connected with the 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 utility model relates to agricultural machinery, in particular to a corn and soybean compound seeder.
Background
According to the requirement of promoting corn and soybean strip composite planting in Huang-Huai-Hai, northwest and southwest areas and developing grain and soybean crop rotation in the northeast area proposed by the file No. one in the center of 2022, the problem that the whole machine is uncoordinated, the wide and narrow row spacing is difficult to meet, the machine and tool are difficult to turn around at the ground in the process of combined planting of soybean and corn is urgently needed to meet the requirement of simultaneous combined planting of soybean and corn in equipment with pertinence and strong adaptability is solved by combining the requirements of only single-variety soybean and corn seeders on the market at present and lacking of the soybean and corn intercropping composite planting process.
In addition, the compaction strength of the existing sowed soybeans is not high, and reasonable sowing equipment is needed to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the above-mentioned defect that prior art exists, provide a compound seeder of maize soybean, its complete machine is harmonious, uses the planting row spacing requirement of soybean, maize, and the ground of being convenient for turns, and the suppression intensity of maize and soybean is adjustable, has satisfied the suppression intensity that maize and soybean were planted, has realized the combined seeding of soybean and maize.
The technical scheme of the utility model is that: a soybean and corn compound seeder comprises a rack, 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 rack, 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 on the left side and the right side of the rack, a plurality of soybean seeding devices which are arranged at intervals along the width direction of the rack are arranged between the corn seeding devices on the two sides, the fertilizing device and the soybean seeding device are respectively in transmission connection with the main transmission device, two partitions are arranged in a fertilizer box to divide the fertilizer box into three sections, corn fertilizers are stored on the two sides of the fertilizer box, the soybean fertilizers are stored in the middle of the fertilizer box, the soybean fertilizer box occupies 1/3 of the volume of the fertilizer box, and the corn boxes on the two sides respectively occupy 1/3 of the volume of the fertilizer box;
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, the surface of the corn press wheel is in a corrugated shape, 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-side 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 slip cap 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 frame, 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-proof device.
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, 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 there is soybean soil pulling device, 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.
Main drive unit is located respectively between maize seeder and the soybean seeder, main drive unit includes the walking wheel, main power transmission mechanism, final drive shaft and auxiliary drive shaft, the walking wheel is connected with the frame through transmission fixed connector, the shaft of walking wheel passes through main power transmission mechanism and is connected with the final drive shaft transmission, be parallel arrangement between final drive shaft and the auxiliary drive shaft, and all set up in the frame, connect through power transmission case between final drive shaft and the auxiliary drive shaft, power transmission case's both sides are fixed with the limiting plate, the transmission is connected between final drive shaft and the fertile transmission shaft of row.
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 utility model has the advantages 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 diagram of the present invention;
fig. 2 is a schematic front view of the present invention;
fig. 3 is a left side view structure diagram 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 body 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. A power gearbox.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.
In the following description, specific details are set forth in order to provide a thorough understanding of the present invention. The invention can be implemented in a number of other ways than those described herein, and those skilled in the art will be able to make similar generalizations without departing from the spirit of the invention. The invention is therefore not limited to the specific embodiments disclosed below.
As shown in figures 1 to 7, the soybean and corn compound seeder 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 used for hitching and traction of a tractor. 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 fertilizer box 307, divide into the three-section with fertilizer box 307, wherein the maize fertilizer has been stored to the both sides of fertilizer box, and the soybean fertilizer has been stored to the middle part of fertilizer box, guarantees that the middle part Shi Da soybean fertilizer of machine, and the maize is fertile to the both sides of machine. Because the corn fertilizer demand is large, the volume of the fertilizer box is divided into three parts on average, wherein the soybean fertilizer box occupies 1/3 of the volume of the fertilizer box, and the corn fertilizer boxes on two sides respectively occupy 1/3 of the volume of the fertilizer box.
The bottom of the fertilizer box 307 is provided with a plurality of fertilizer devices 303, and fertilizer ports of the fertilizer devices 303 are connected with the fertilizing and ditching device 4 below the fertilizer devices through fertilizer pipes 306, so that the 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 deviated from the corn seeding device by 15-20cm; the fertilizer spreaders 303 for spreading the fertilizer on the soybeans are respectively positioned between the soybean sowing devices at both sides and the soybean sowing device adjacent to the soybean sowing devices, so that the fertilizer is spread 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 furrowing and fertilizing apparatus 4 is located directly below the fertilizing apparatus 3 and 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 of vertical setting, 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 505 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 seed sowing device 506 adopts a 24-scoop bucket-type sowing device to realize the seed filling process of different varieties of seeds according to the planting requirements of corn seeds, thereby facilitating sowing. 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. Unilateral support frame 512's the outside 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 maize suppression wheel 508's rotation to suppression final drive shaft 509 through the bearing to drive suppression final drive shaft 509 and rotate. The top of suppression final drive shaft 509 is connected with suppression secondary drive shaft through the bearing, transmits suppression final drive shaft 509's rotation to suppression secondary drive shaft 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 transmits power to press auxiliary drive shaft again, press auxiliary drive shaft passes through press transmission shaft mechanism 510 and transmits power to the gearbox, the gearbox utilizes the seed metering spoon disc rotation on the power drives maize seed metering ware, thereby accomplish the seed metering effect, through the gear that changes on the 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 by 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 605, the nut is 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, so that the up-and-down movement of the soybean press wheel 601 is realized, the height adjustment of the soybean press wheel 601 is realized, and different press strengths are formed. 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. This soybean press wheel can rationally separate the backlog of preceding stubble crop after the soybean seeding, forms thin suppression layer, satisfies the soybean planting requirement, guarantees the slight suppression effect after the soybean seeding.
As shown in fig. 1 and 2, the machine comprises two sets of main transmission devices 7, the main transmission devices 7 are respectively positioned between the corn sowing device 5 and the soybean sowing device 6, and the main transmission devices 7 are mainly used for providing power for the soybean sowing device 6. The two sets of main transmission devices adopt a coaxial design, so that the stability of the seeding transmission is ensured. The main transmission device 7 comprises a walking wheel 702, a main power transmission mechanism 703, a main transmission shaft 704 and a secondary 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 transmission case 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 drive shaft 704 receives power from the main road wheels 702 and transmits power to the secondary drive shaft 705 via different speed ratios in the power transmission 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, the main transmission shaft 704 transmits a part of power to the fertilizer discharging transmission shaft 305, and the fertilizer discharging device 303 is powered through the fertilizer discharging transmission shaft 305 to finish fertilizer discharging operation.
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, the walking wheel 702 of being connected with the frame and maize press wheel 508 walk thereupon and rotate, along with the rotation of maize press wheel 508, through parts such as middle suppression final drive shaft 509, suppression counter drive axle 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 utility model is introduced in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims. 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 maize soybean, 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 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) which are arranged at intervals in the width direction of the rack (1) are arranged between the corn seeding devices (5) on the two sides, the fertilizing device (3) and the soybean seeding devices (6) are respectively in transmission connection with the main transmission device (7), two partitions are arranged in the fertilizer box (307), the fertilizer box (307) is divided into three sections, the corn fertilizers on the two sides of the fertilizer box are stored, the soybean fertilizer is stored in the middle of the fertilizer box, the soybean fertilizer box occupies 1/3 of the volume of the fertilizer box, and the corn fertilizer boxes on the two sides respectively occupy 1/3 of the volume of the fertilizer box;
the corn seeding device (5) comprises a single connecting piece (501), a single supporting 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 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 linkage mechanism (502), the four-bar linkage mechanism (502) comprises two connecting bars, two ends of each connecting bar are respectively hinged with the single connecting piece (501) and the single supporting frame (504), the top of the single supporting frame (504) is fixedly provided with the corn seed box (503), the bottom of the single supporting frame (504) is hinged with the seeding furrow opener (505), the corn seed sowing device (506) is fixedly arranged on the seeding furrow opener (505), a gearbox is arranged in the corn seed sowing device (506), and the rear part of the seeding furrow opener (505) is hinged with a soil puller (507);
the corn seed metering device is characterized in that a corn press wheel (508) is hinged to the rear portion of the single support frame (504), the surface of the corn press wheel (508) is in a corrugated shape, 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 metering device (506) through a press transmission mechanism, and the gearbox is in transmission connection with a seed metering spoon disc of the corn seed metering 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, the dead lever (605) 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 crank (603).
2. The corn-soybean 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 which are connected through U-shaped bolts.
3. The corn-soybean compound seeder of claim 1, wherein: the fertilizer applying device (3) comprises a fertilizer applying fixing frame (301), fertilizer applicators (303), a fertilizer applying discharge opening (304), a fertilizer applying transmission shaft (305), a fertilizer pipe (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), the bottom of the fertilizer box (307) is provided with a plurality of fertilizer applicators (303), the fertilizer applying opening of the fertilizer applicator (303) is connected with a fertilizer ditching device (4) below the fertilizer applicator through the fertilizer pipe (306), and an adjusting knob (302) is arranged at the fertilizer applying opening;
the fertilizer applicators (303) are all fixed on a fertilizer delivery shaft (305), the fertilizer delivery shaft (305) is in transmission connection with a main transmission device (7), the fertilizer applicators (303) for fertilizing 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 (303) for fertilizing soybeans are respectively positioned between the soybean seed metering devices at two sides and the adjacent soybean seed metering devices, and a fertilizer discharge opening (304) is further arranged on each fertilizer applicator (303).
4. The corn-soybean 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 fertilization connecting rod (401) of vertical setting fertilization connecting rod (401) 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 with fertilization connecting rod (401) through the round pin axle, 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 corn-soybean compound seeder of claim 1, wherein: 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 formed in the sowing furrow opener (505) 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 (504);
an anti-grass-winding device (513) is arranged on the sowing furrow opener (505).
6. The corn-soybean 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 corn and soybean compound seeder according to claim 1, wherein: the main transmission device (7) is respectively arranged between the corn sowing device (5) and the soybean sowing device (6), the main transmission 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 arranged on the rack (1), the main transmission shaft (704) and the auxiliary transmission shaft (705) are connected through a power transmission 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 corn and soybean compound seeder according to 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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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220713096.6U CN217591526U (en) | 2022-03-29 | 2022-03-29 | Corn and soybean composite seeder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220713096.6U CN217591526U (en) | 2022-03-29 | 2022-03-29 | Corn and soybean composite seeder |
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| CN217591526U true CN217591526U (en) | 2022-10-18 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114642106A (en) * | 2022-03-29 | 2022-06-21 | 青岛万世丰农业科技有限公司 | Corn and soybean composite seeder |
| CN116848977A (en) * | 2022-11-28 | 2023-10-10 | 山东齐力新农业服务有限公司 | Corn and soybean intercropping planting device and planting method |
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2022
- 2022-03-29 CN CN202220713096.6U patent/CN217591526U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114642106A (en) * | 2022-03-29 | 2022-06-21 | 青岛万世丰农业科技有限公司 | Corn and soybean composite seeder |
| CN116848977A (en) * | 2022-11-28 | 2023-10-10 | 山东齐力新农业服务有限公司 | Corn and soybean intercropping planting device and planting method |
| CN116848977B (en) * | 2022-11-28 | 2023-12-12 | 山东齐力新农业服务有限公司 | Corn and soybean intercropping planting device and planting method |
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