CN109997467B - Pre-cutting seed type seeding device - Google Patents

Abstract

The invention discloses a precut seed sowing device which comprises a rack, a seed discharging system, a seed sorting system and a sowing system, wherein the seed discharging system, the seed sorting system and the sowing system are sequentially connected to the rack, the seed sorting system is used for receiving seeds conveyed by the seed discharging system, sorting the received seeds to be orderly arranged and sequentially conveying the sorted seeds to the sowing system, and the sowing system is used for receiving the seeds conveyed by the seed sorting system and sequentially sowing the seeds; the seeding device is convenient to operate, has higher automation degree, can greatly reduce the labor capacity of workers and effectively improves the planting efficiency.

Description

Pre-cutting seed type seeding device

Technical Field

The invention belongs to the technical field of agricultural machinery, and particularly relates to a pre-cutting seed sowing device.

Background

The mechanical planting of the stalk crops mainly comprises a real-time seed cutting mode and a pre-seed cutting mode, at present, the mechanical planting research of the stalk crops is mainly focused on the real-time seed cutting direction, the stalk crops need to be cut in real time during sowing, the structure is low in efficiency, the manual labor amount is high, the research of pre-seed cutting type planting machines is low at home and abroad, the labor amount of workers can be greatly reduced by the pre-seed cutting type planting mode, and the planting efficiency is improved;

the cassava is taken as an example, and can be used in starch industry, ethanol production, biofuel production and other industries. The importance and strategic position of the cassava serving as an important biomass raw material and an adjustment substitute for aged grains such as rice, corn and the like are more remarkable, and the requirements of China on cassava and cassava processed products are further expanded; therefore, the study on the mechanization of the planting of the stalk crops is urgent in real time;

to above-mentioned problem proposes a seed cutting formula seeder in advance, the device simple operation, degree of automation is high, has reduced workman's amount of labour to improve seeding efficiency.

Disclosure of Invention

In view of the above, the invention provides a pre-cut seed sowing device which is convenient to operate, high in automation degree, capable of reducing the labor capacity of workers and improving the cassava planting efficiency.

The seed pre-cutting type seeding device comprises a frame, a seed discharging system, a seed sorting system and a seeding system, wherein the seed discharging system, the seed sorting system and the seeding system are sequentially connected to the frame, the seed sorting system is used for receiving seeds conveyed by the seed discharging system, sorting the received seeds to enable the seeds to be orderly arranged, sequentially conveying the seeds after sorting to the seeding system, and the seeding system is used for receiving the seeds conveyed by the seed sorting system and sequentially seeding the seeds.

Further, seed ejection of compact system is including installing in the frame be used for storing the seed and open-top's storage case, set up in the storage case be used for with the lift subassembly of seed upward pushing and set up in storage case opening part be used for dialling the seed in the storage case to seed arrangement system dial material subassembly.

Further, the seed arrangement system is including installing a plurality of arrangement roller bearing, the pivoted driving piece of drive arrangement roller bearing I of frame length direction arranging in proper order in the frame and setting up in the frame and be located and be used for accepting the seed that falls down between the adjacent arrangement roller bearing and carry this seed to seeding system's conveying component, have between the adjacent arrangement roller bearing outer peripheral face and be used for making the seed drop to the below and with the seed pendulum to preset the clearance that drops of direction, conveying component is last have with drop clearance trend direction unanimity be used for holding a plurality of holding tanks of seed, the holding tank is arranged in proper order along frame length direction.

Further, the seeding system is including installing in the frame and vertical extension is closed annular drive assembly, connect a plurality of seeding container and the reciprocal pivoted driving piece II of drive assembly that are used for accepting the seed after the arrangement on drive assembly in proper order, seeding container has an open end, when seeding container moves to one side near the arrangement system along with drive assembly, and its open end upwards is used for accepting the seed after the arrangement system arrangement, when seeding container moves to one side far away from the arrangement system along with drive assembly, its open end is used for making the seed fall down to realize the seeding function downwards.

Further, the stirring assembly comprises at least one stirring chain arranged at the opening end of the storage box and extending along the length direction of the frame, at least one pair of stirring chain wheels in transmission fit with the stirring chain and a driving piece III for driving the stirring chain wheels, the stirring chain wheels are mounted on the storage box in a rotating fit manner, and a plurality of stirring rods extending vertically outwards are sequentially connected to the stirring chain.

Further, the conveying assembly comprises a belt extending along the length direction of the frame, a transmission roller matched with the belt in a transmission mode and a driving piece IV for driving the transmission roller to rotate, a plurality of raised strips arranged along the length direction of the frame are connected to the belt, accommodating grooves are formed between every two adjacent raised strips, and the section of each raised strip is of an arch structure.

Further, the adjacent collation rollers are reversed in direction.

Further, the transmission assembly comprises a seeding chain extending vertically and a seeding chain wheel matched with the seeding chain in a transmission manner, the seeding chain wheel is installed on the frame in a rotating fit manner and driven by a driving piece II, and the seeding container is of a circular arc tile-shaped structure and is fixedly connected to the seeding chain.

Further, the seeding system is still including connecting the seed stem arrangement board that is used for accepting seed after the seed arrangement system arrangement in the frame, seed stem arrangement board is located between seed arrangement system and the seeding chain and inclines downwards from seed arrangement system one side to seeding chain one side, seed stem arrangement board is last to open and to have the falling hole I that supplies seeding chain and seeding container to pass.

Further, the storage case is connected with the flitch towards seed arrangement system one side, the flitch is used for accepting the seed that the driving lever dialled, the flitch is downwards to seed arrangement system one side slope, the flitch border is provided with the baffle, it has hole II to fall to open on the flitch, it is located seed arrangement system top to fall hole II.

The invention has the beneficial effects that:

the arrangement system can arrange and transport the disordered seeds in order, and can ensure that the seeding system is used for sequentially carrying the corresponding seeds for seeding in cooperation with the seeding system; the seeding device is convenient to operate, has higher automation degree, can greatly reduce the labor capacity of workers and effectively improves the planting efficiency;

the stirring assembly and the lifting assembly are matched to continuously stir seeds in the storage box, so that the continuous stirring device is good in continuity and high in discharging efficiency; the direction of the seeds can be adjusted by rotating the arranging roller, the directions of the adjacent arranging roller are opposite, when the seeds fall on the arranging roller, the gesture of the seeds is adjusted by the action of the two arranging rollers with opposite directions, so that the seeds are converted into the gesture parallel to the arranging roller, and the seeds can be effectively ensured to fall from the falling gap; seeds drop onto the conveying assembly below and drop into the corresponding accommodating groove, the randomly piled seeds can be arranged into a structure which is orderly and orderly arranged through the structure, manual selection is not needed, labor cost is reduced, each seed can be sequentially sowed by the cooperation sowing system, the phenomenon of repeated sowing or sowing missing can be effectively reduced, and sowing efficiency is improved; the quantitative seeding is realized through the seeding container, the seeding effect is good, the seeding precision is high, the transmission component drives the plurality of seeding containers to operate, the seeding container on one side acquires seeds, the seeding container on the other side spreads the seeds, and the structure is circularly reciprocated to synchronously acquire the seeds and spread the seeds, so that the seeding efficiency is greatly improved;

drawings

The invention is further described below with reference to the drawings and examples.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic diagram of a discharging system;

FIG. 3 is a schematic diagram of a seed grooming system;

FIG. 4 is a schematic diagram of a seeding system;

in this embodiment:

1-rack, 2-storage box, 3-arrangement roller, 4-driving piece I, 5-falling gap, 6-holding groove, 7-seeding container, 8-driving piece II, 9-stirring chain, 10-stirring chain wheel, 11-driving piece III, 12-stirring rod, 13-belt, 14-driving roller, 15-seeding chain, 16-seeding chain wheel, 17-stem arrangement plate, 17 a-falling hole I, 18-discharging plate, 18 a-falling hole II, 19-baffle, 20-convex strip, 21-notch, 22-lifting motor, 23-mounting plate, 24-screw rod, 25-guide rod 26, -arrangement chain and 27-seed.

Description of the embodiments

FIG. 1 is a schematic perspective view of the present invention; FIG. 2 is a schematic diagram of a discharging system; FIG. 3 is a schematic diagram of a seed grooming system; FIG. 4 is a schematic diagram of a seeding system;

in the embodiment, the length direction of the frame is consistent with the left-right direction, and the frame is provided with a seed discharging system, a seed sorting system and a seeding system in sequence from left to right;

the embodiment provides a precut seed sowing device, which comprises a frame 1, a seed discharging system, a seed sorting system and a sowing system, wherein the seed discharging system, the seed sorting system and the sowing system are sequentially connected to the frame, the seed sorting system is used for receiving seeds conveyed by the seed discharging system, sorting the received seeds in order and sequentially conveying the sorted seeds to the sowing system, and the sowing system is used for receiving the seeds conveyed by the seed sorting system and sequentially sowing the seeds; the system stores precut seeds 27 in the seed discharging system, the seed discharging system conveys the seeds to the seed arrangement system, the arrangement system arranges the seeds in order, so that the seeds are sequentially arranged and conveyed to the sowing system, the sowing system sequentially performs sowing operation on the seeds, the device can be matched with the seed cutting device, the seed cutting device supplies the cut seeds to the discharging system for storage, the arrangement system orderly arranges the disordered seeds, so that the seeds are sequentially arranged and transported, the sowing system can be matched to ensure that the sowing system sequentially receives the corresponding seeds for sowing, the structure can ensure the continuity and stability of sowing, and the phenomenon of repeated sowing or missing sowing is effectively avoided; the seeding device is convenient to operate, has higher automation degree, can greatly reduce the labor capacity of workers and effectively improves the planting efficiency;

in this embodiment, the seed discharging system includes a storage box 2 mounted on the frame and used for storing seeds and having an opening at the top, a lifting assembly disposed in the storage box and used for pushing the seeds upwards, and a stirring assembly disposed at the opening of the storage box and used for stirring the seeds in the storage box to the seed finishing system; as shown in fig. 2, the side plates of the storage box in the length direction of the frame are lower than the side plates of the storage box in the width direction, namely, two notches 21 are formed on two sides of the storage box in the length direction, the notches provide running space for running of a stirring assembly and discharging of seeds, a bottom plate of the storage box can be provided with a lifting plate structure or a lifting plate is independently arranged in the storage box, the lifting assembly comprises the lifting plate and a lifting driving piece for driving the lifting plate to lift, the lifting driving piece can be an air cylinder, a hydraulic cylinder or a linear motor, in the embodiment, the lifting driving piece is selected from a lifting motor 22, a mounting plate 23 is transversely arranged at the opening end of the storage box, the lifting motor 22 is fixedly arranged on the mounting plate, the lifting motor is in driving fit with a screw rod 24, the screw rod is in threaded transmission fit with the lifting plate, guide rods 25 which extend vertically are fixedly connected to the two side walls of the storage box in the width direction, the guide rods penetrate through the lifting plate to form guide, a plurality of groups of guide rods can be arranged to improve the stability of the lifting plate when the lifting plate moves, the lifting assembly can also be a combination of the hydraulic cylinder and the lifting plate, the lifting driving piece can be a lifting plate, the lifting plate is fixed on the storage box and a lifting plate is pushed from the bottom of the lifting plate to move. The stirring assembly can be in a linear running structure form, namely seeds are stirred in a preset direction through horizontal movement of a plurality of groups of stirring rods, or can be set into a rotating structure form, the stirring assembly can drive the stirring rods to rotate to stir the seeds through rotating wheels, and other structure forms can be adopted for the stirring assembly, and are not described in detail; the seed is pulled out of the storage box through the seed pulling component, the lifting component continuously pushes the seed to the upper side, so that the seed pulling component is always contacted with the seed to conduct seed pulling operation, the seed pulling component pulls the seed to one side of the seed sorting system and pulls the seed out of the storage box to fall onto the seed sorting system to be sorted, and the seed pulling component and the lifting component are matched to continuously pull the seed in the storage box, so that the continuity is good, and the discharging efficiency is high;

in this embodiment, the seed arranging system includes a plurality of arranging rollers 3 mounted on the frame and sequentially arranged along the length direction of the frame, a driving member i 4 for driving the arranging rollers to rotate, and a conveying assembly disposed on the frame and located below the arranging rollers for receiving the seeds falling between adjacent arranging rollers and conveying the seeds to the sowing system, a falling gap 5 for falling the seeds below and aligning the seeds to a preset direction is disposed between the peripheral surfaces of the adjacent arranging rollers, and a plurality of accommodating grooves 6 for accommodating the seeds in accordance with the direction of the falling gap are disposed on the conveying assembly and sequentially arranged along the length direction of the frame; the arrangement rolling shafts 3 are arranged on the frame in a rotating fit manner through rotating shafts, the arrangement rolling shafts can be in transmission fit through a transmission system, the arrangement rolling shafts can synchronously rotate through the transmission system, the transmission system can be a plurality of gears which are meshed with each other and are in transmission fit with the arrangement rolling shafts respectively, and of course, other structural modes can be selected for the transmission system, and the transmission system is not described in detail; the driving piece I adopts a motor, and of course, the driving piece I can also adopt a fuel engine, which is not described in detail; the falling gap between the adjacent finishing rollers is determined according to the diameter of the seeds, and the falling gap is ensured to be larger than the diameter of the seeds; the conveying component can be in the form of a belt conveying structure, a chain plate conveying structure and other structural forms, which are not described in detail, the section of the accommodating groove 6 can be in the form of an arc, a triangle, a trapezoid or other structural forms, the accommodating groove is ensured to adapt to the diameter of seeds, and the width of the accommodating groove can accommodate a specified number of seeds; when seeds are conveyed to the arranging roller 3, the direction of the seeds can be adjusted through the rotation of the arranging roller, when the direction of the seeds is consistent with the direction of the falling gap, the seeds fall onto the conveying assembly below and fall into the corresponding accommodating groove, the seeds which are piled up in disorder can be arranged into a structure orderly and orderly, manual selection is not needed, labor cost is reduced, each seed can be sowed in sequence by the cooperation sowing system, repeated sowing or sowing missing phenomenon can be effectively reduced, and sowing efficiency is improved;

in this embodiment, the seeding system includes a transmission assembly installed on the frame and extending vertically to form a closed ring, a plurality of seeding containers 7 connected to the transmission assembly and sequentially used for receiving the seeds after finishing, and a driving member ii 8 driving the transmission assembly to reciprocally rotate, where the seeding containers have an open end, when the seeding containers move along with the transmission assembly to a side close to the finishing system, the open ends of the seeding containers are upward used for receiving the seeds after finishing by the seed finishing system, and when the seeding containers move along with the transmission assembly to a side far from the finishing system, the open ends of the seeding containers are downward used for making the seeds fall down to realize the seeding function; the transmission component can be in a belt structure, a chain plate structure or other structural forms, the transmission component is driven by the driving component II to operate so as to drive the seeding container to reciprocate, when the transmission component is in the belt structure, the driving component II can be in a combined structure of a motor and a belt pulley, and when the transmission component is in the chain structure, the driving component II can be in a combined structure of the motor and a chain wheel, however, the driving component II can also adopt a fuel engine as a power source, and the details are not repeated; the seeding container is preferably arranged in a flaring shape, such as a trapezoid groove-shaped structure, a triangular groove-shaped structure or an arc groove-shaped structure, the opening of the seeding container is relatively wide, corresponding seeds are easy to receive when the opening is upward, the seeds are easy to drop to the outside when the opening is downward, the inner cavity of the seeding container is arranged to only contain one seed or a certain amount of seeds, the specific arrangement mode is determined according to the types of plants, the fact that excessive seeds cannot enter the seeding container is ensured, the seeding container sequentially receives the seeds from the seed arrangement system, all the seeds sequentially enter the seeding container in sequence to perform seeding operation, quantitative seeding is realized through the seeding container, the seeding effect is good, the seeding precision is high, the transmission assembly drives a plurality of seeding containers to operate, the seeding container on one side of the seeding container acquires the seeds, and the seeding container on the other side of the seeding container spreads the seeds in a synchronous way, and the structure is cyclically and reciprocally enabled to acquire the seeds and spread the seeds, so that the seeding efficiency is greatly improved;

in this embodiment, the material stirring assembly includes at least one material stirring chain 9 disposed at the open end of the storage tank 2 and extending along the length direction of the frame, at least one pair of material stirring sprockets 10 in transmission fit with the material stirring chain, and a driving member iii 11 for driving the material stirring sprockets, the material stirring sprockets are rotatably mounted on the storage tank, and the material stirring chain 9 is sequentially connected with a plurality of vertically outwardly extending stirring rods 12; the number of the stirring chains can be determined according to the width of the storage box, when the width of the storage box is narrow, one stirring chain is arranged to completely stir out seeds in the storage box, when the length of the storage box is wide, a plurality of stirring chains can be arranged along the width direction of the storage box to avoid accumulation caused by incapability of stirring out partial seeds, the stirring chains drive corresponding stirring rods to stir the seeds in the width direction of the storage box, two stirring chains are arranged to adapt to the width of the storage box in the embodiment, each stirring chain is matched with a pair of stirring chain wheels, the number of the stirring chain wheels can be correspondingly adjusted according to the length of the stirring chain, when the length of the stirring chain is too long, three, four or more stirring chain wheels can be arranged to form a support for the stirring chain, the stirring chain wheels are matched and installed on a rotating shaft in a transmission mode, the rotating shaft is matched with a rotor of a driving part III 11, the driving part III is fixed on the storage box, the driving part III is of a motor structure is selected, an engine and other power sources such as an engine are selected, and the number of course, and the driving part is not specifically described in detail; the end of the deflector rod is provided with a mounting seat which is clamped on a chain to form fixed connection, the deflector rod is preferably made of plastic or rubber materials to avoid damaging seeds by the deflector rod, anti-slip protrusions can be arranged on the outer surface of the deflector rod to improve the stirring effect, the deflector rod can be driven by the deflector rod to stir the seeds in the length direction range of the storage box by the deflector rod, the stirring length range of the deflector rod is longer, the deflector rod can be adapted to the long-distance storage box, no dead angle exists in the length direction of the storage box, the deflector rod is continuously stirred by a plurality of connecting rods, the discharging effect is good, and the discharging is constant;

in this embodiment, the conveying assembly includes a belt 13 extending along the length direction of the frame, a driving roller 14 in driving engagement with the belt, and a driving member iv for driving the driving roller to rotate, where the belt is connected with a plurality of protruding strips 20 arranged along the length direction of the frame, and a receiving groove is formed between adjacent protruding strips, and the cross section of each protruding strip is in an arch structure; the number of the transmission rollers 14 can be multiple, the specific number of the transmission rollers can be adjusted according to the length of the belt, a motor is selected as a driving piece IV, the driving piece IV is arranged on the frame and drives the transmission rollers to rotate, and a tensioning device can be arranged on the belt to prevent the belt from slipping, and the tensioning device is of the prior art and is not described in detail; the accommodating groove is formed by two outer cambered surfaces between the surface of the belt and adjacent convex strips, the accommodating groove can be adapted to seeds with different diameters, and the adjacent two outer cambered surfaces can form a guiding effect on the seeds, so that the seeds roll into the accommodating groove along the cambered surfaces, the seed finishing effect is improved, and when the seeds leave the belt, the two arc surfaces of the accommodating groove cannot form a clamping phenomenon on the seeds, so that the seeds can be ensured to easily leave the belt and enter a sowing system; the belt with the structure has high transmission efficiency and good finishing effect, and each accommodating groove can only accommodate one seed, so that the seeds are orderly arranged in a well, and the finishing effect of the seeds is improved;

in this embodiment, the direction of the adjacent finishing rollers is opposite; each finishing roller can be driven to rotate through independent driving pieces I4, steering of each finishing roller is controlled through one-to-one matched driving piece I, or gears are connected to the corresponding gears of each finishing roller in a coaxial transmission fit mode, adjacent finishing rollers are meshed in sequence, one finishing roller is driven by the driving piece I4, reverse rotation of the adjacent finishing rollers is achieved through gear transmission, the number of the finishing rollers can be adjusted according to actual conditions, four finishing rollers are arranged in the embodiment, two finishing rollers which are arranged at intervals are in a group, the two finishing rollers are identical in steering, two driving pieces I4 are arranged on two axial sides of each finishing roller in a separated mode and used for driving the two groups of finishing rollers respectively, each group of finishing rollers are connected with a finishing sprocket in a coaxial transmission fit mode, the finishing sprocket is matched through a finishing chain 26 in a transmission mode, and one finishing roller is driven by the driving piece I to rotate so that the finishing rollers of the group rotate in the same direction; adjacent arrangement roller turns to in opposite directions, when the seed falls on the arrangement roller, through two arrangement roller effects that turn to in opposite directions, adjust the gesture of seed makes the seed convert into the gesture parallel with the arrangement roller, can effectively guarantee that the seed falls from the clearance that drops.

In this embodiment, the transmission assembly includes a seeding chain 15 extending vertically and a seeding chain wheel 16 matched with the seeding chain in a transmission manner, the seeding chain wheel is installed on the frame in a rotation fit manner and driven by a driving piece II, the seeding container 7 is in a circular arc tile-shaped structure, and the seeding container 7 is fixedly connected to the seeding chain; in order to improve the connection stability of the seeding container, in the embodiment, two seeding chains are arranged in the width direction of the frame, the seeding container 7 is fixedly connected to the two seeding chains, the two seeding chains synchronously rotate to drive the seeding containers to synchronously operate, wherein the seeding chain wheels are in transmission fit on a mounting shaft, the mounting shaft is in rotation fit on the frame and is driven to rotate by a driving piece II 8, in order to prevent the seeds from falling from the seeding containers and interfering with the lower parts, in the embodiment, the seeding chains incline from top to bottom to the side close to the belt, the seeding containers are arranged from top to bottom in an inclined manner and vertically staggered manner, the interference of the lower seeding containers to the falling of the seeds is reduced, the seeding containers are in a tile-shaped structure, the inner cavity of the seeding containers is of a circular arc-shaped groove body structure, the seeds are easy to be accepted, the seeds can be effectively prevented from being blocked and can not fall, the seeding chains rotate to realize continuous circulation seeding and seeding through the limited seeding containers, the structure has a constant seeding amount, a good seeding effect and high seeding efficiency, and labor cost is reduced;

in this embodiment, the seeding system further includes a seed stem arrangement plate 17 connected to the frame for receiving seeds after the seeds are sorted by the seed sorting system, the seed stem arrangement plate 17 is located between the seed sorting system and the seeding chain 15 and is inclined downward from one side of the seed sorting system to one side of the seeding chain 15, and a drop hole i 17a for the seeding chain 15 and the seeding container 7 to pass through is formed in the seed stem arrangement plate 17; the seeds conveyed by the belt in the seed sorting system roll down to the seed stem arranging plate, all the seeds are sequentially arranged, the seeds positioned at the forefront roll down to the seeding container, after the seeding container moves up, the seeds at the rear side roll down to the seeding container below, and the reciprocating circulation is performed by analogy, so that the excessive seeds roll down to the seeding container can be avoided, the interval between adjacent seeding containers can be set, the running speed of a seeding chain can be regulated, and the situation that when quantitative seeds roll into the corresponding seeding containers, the containers move up and are higher than the falling holes I can be ensured, and the follow-up seeds can not roll in continuously; providing a buffer platform through the seed stem arrangement plate, enabling all seeds to be in contact with each other and to be arranged in sequence for waiting, when the seeds on the belt are located in the accommodating groove 6 at intervals to cause the discontinuity of all the seeds, not causing the spaced sowing phenomenon of the sowing container, providing a certain buffer time through the buffer platform of the seed stem arrangement plate, enabling the seeds spaced on the belt to fall into the seed stem arrangement plate and to be in contact with each other and to be arranged in sequence for waiting, ensuring the continuity and reliability of sowing, improving the sowing quality, providing an installation space for the chain and the sowing container 7 by the falling hole I, and ensuring that the seeds reliably fall into the sowing container 7; corresponding baffles can be arranged at the lateral direction of the seed stem arrangement plate 17 for blocking seeds from falling off, and detailed description is omitted;

in this embodiment, a discharging plate 18 is connected to one side of the storage box 2 facing the seed arrangement system, the discharging plate is used for receiving seeds pulled out by a deflector rod, the discharging plate is inclined downwards to one side of the seed arrangement system, a baffle 19 is arranged at the edge of the discharging plate, a drop hole II 18a is formed in the discharging plate, and the drop hole II 18a is located above the seed arrangement system; the discharging plate is connected to the side wall of the storage box and located below the notch 21, and can guide seeds, so that the seeds roll down on the arranging roller below, the probability of the seeds falling down on the arranging roller transversely is improved, the probability of the seeds falling down on the roller vertically is reduced, and the seed arranging quality and the arranging efficiency are improved by matching with a seed arranging system; through the setting of baffle, guarantee that the seed falls to seed arrangement system in predetermined hole II that falls, can guarantee that the seed falls in predetermined position.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered by the scope of the claims of the present invention.

Claims (7)

1. A precut seed type seeding device, which is characterized in that: the seed sowing machine comprises a frame, and a seed discharging system, a seed arranging system and a sowing system which are sequentially connected to the frame, wherein the seed arranging system is used for receiving seeds conveyed by the seed discharging system, arranging the received seeds in order, sequentially conveying the arranged seeds to the sowing system, and the sowing system is used for receiving the seeds conveyed by the seed arranging system and sequentially sowing the seeds;

the seed discharging system comprises a storage box which is arranged on the rack and is used for storing seeds, a lifting assembly which is arranged in the storage box and is used for pushing the seeds upwards, and a stirring assembly which is arranged at the opening of the storage box and is used for stirring the seeds in the storage box to the seed finishing system;

the seed sorting system comprises a plurality of sorting rollers, a driving piece I and a conveying component, wherein the sorting rollers are arranged on a rack, the driving piece I drives the sorting rollers to rotate, the conveying component is arranged on the rack and positioned below the sorting rollers and is used for receiving seeds falling between adjacent sorting rollers and conveying the seeds to the sowing system, a falling gap is arranged between the peripheral surfaces of the adjacent sorting rollers, the falling gap is used for enabling the seeds to fall below and straightening the seeds to a preset direction, the conveying component is provided with a plurality of accommodating grooves which are consistent with the trend direction of the falling gap and are used for accommodating the seeds, and the accommodating grooves are sequentially arranged along the length direction of the rack; the adjacent finishing rollers are turned in opposite directions.

2. The precut seed type seeding apparatus as set forth in claim 1, wherein: the seeding system comprises a transmission assembly which is installed on the frame and vertically extends to be in a closed ring shape, a plurality of seeding containers which are connected to the transmission assembly and are sequentially used for receiving seeds after finishing, and a driving piece II which drives the transmission assembly to reciprocally rotate, wherein the seeding containers are provided with an open end, the open ends of the seeding containers are upwards used for receiving the seeds after finishing by the finishing system when the seeding containers move to one side close to the finishing system along with the transmission assembly, and the open ends of the seeding containers are downwards used for enabling the seeds to fall down to realize a seeding function when the seeding containers move to one side far away from the finishing system along with the transmission assembly.

3. The precut seed type seeding apparatus as set forth in claim 1, wherein: the stirring assembly comprises at least one stirring chain arranged at the opening end of the storage box and extending along the length direction of the frame, at least one pair of stirring chain wheels in transmission fit with the stirring chain and a driving piece III for driving the stirring chain wheels, wherein the stirring chain wheels are mounted on the storage box in a rotating fit manner, and a plurality of stirring rods extending vertically outwards are sequentially connected to the stirring chain.

4. The precut seed type seeding apparatus as set forth in claim 1, wherein: the conveying assembly comprises a belt extending along the length direction of the frame, a transmission roller matched with the belt in a transmission mode and a driving piece IV for driving the transmission roller to rotate, a plurality of raised strips arranged along the length direction of the frame are connected to the belt, accommodating grooves are formed between adjacent raised strips, and the section of each raised strip is of an arch structure.

5. The precut seed type seeding apparatus as set forth in claim 2, wherein: the transmission assembly comprises a seeding chain extending vertically and a seeding chain wheel matched with the seeding chain in a transmission manner, the seeding chain wheel is installed on the frame in a rotating fit manner and driven by the driving piece II, the seeding container is of a circular arc tile-shaped structure, and the seeding container is fixedly connected to the seeding chain.

6. The precut seed type seeding apparatus as set forth in claim 5, wherein: the seeding system further comprises a seed stem arrangement plate which is connected to the frame and used for receiving seeds after the seeds are arranged by the seed arrangement system, the seed stem arrangement plate is located between the seed arrangement system and the seeding chain and inclines downwards from one side of the seed arrangement system to one side of the seeding chain, and a falling hole I for the seeding chain and the seeding container to pass through is formed in the seed stem arrangement plate.

7. A precut seed sowing apparatus as set forth in claim 3, wherein: the storage case is connected with the flitch towards seed arrangement system one side, the flitch is used for accepting the seed that the driving lever dialled, the flitch is downwards to seed arrangement system one side slope, the flitch border is provided with the baffle, it has hole II to open on the flitch, hole II is located seed arrangement system top to fall.