CN112106468A

CN112106468A - Agricultural seeder

Info

Publication number: CN112106468A
Application number: CN202011006674.4A
Authority: CN
Inventors: 冯彩云
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2020-12-22

Abstract

The invention discloses an agricultural seeder, and particularly relates to the field of seeders, which comprises a mounting frame, wherein a second fixed rod is fixedly connected to the top of one side of the mounting frame, a second limiting sleeve is fixedly connected to one end of the second fixed rod, first fixed rods are fixedly connected to both sides of the bottom of the mounting frame, a second limiting sleeve is fixedly connected to one end far away from the mounting frame, a vertical rod is movably arranged between the second limiting sleeve and the second limiting sleeve in a penetrating mode, and a cross rod is arranged in the middle position of the vertical rod in a penetrating mode. According to the invention, the soil loosening rake moves along with the cross rod in a compound manner, is inserted into soil firstly, then moves rightwards and finally moves in an arc manner to take out the soil, so that the soil loosening function is realized, the grab bucket can be easily inserted into the soil and grab the soil, seeds directly fall into soil pits from the grab bucket, the accurate seed falling function of the seeding mechanism is realized, and meanwhile, the soil filling turbine rotates to bring the soil, and the automatic soil filling function of the seeding mechanism is realized.

Description

Agricultural seeder

Technical Field

The invention relates to the technical field of seeders, in particular to an agricultural seeder.

Background

China is a big agricultural country, but agricultural production is always lagged behind, and China is always dedicated to realizing agricultural modernization. Agricultural mechanization is the most basic and obvious characteristic of modern agriculture, and the agricultural mechanization must be developed firstly to promote agricultural modernization, which is a necessary way for agricultural modernization construction. The agricultural equipment system reduces the operation cost by reasonably configuring the agricultural machine, and brings a great amount of economic benefits to farmers. The seeder is a key operation link in agricultural production, and has to have agricultural technical requirements in shorter seeding farming season, and seeds are sowed in the field, so that the seeder is a good development production condition for crops. The quality of the seeding quality directly influences the seedling emergence, the seedling completeness and the seedling robustness of the crops, so the influence on the yield is great.

However, the existing seeder still has many defects in actual use, such as only sowing seeds on the surface of the land but not filling the dug pits, so that the seeder has single function and low sowing efficiency, the distribution condition of the seeds in the field cannot be guaranteed, the sowing amount is not accurate, the planting distance is not uniform, and the sowing depth is not uniform.

Disclosure of Invention

In order to overcome the above defects in the prior art, the embodiments of the present invention provide an agricultural seeder, and the problems to be solved by the present invention are: the existing seeder has single function and low seeding efficiency.

In order to achieve the purpose, the invention provides the following technical scheme: an agricultural seeder comprises a mounting rack, wherein a second fixed rod is fixedly connected to the top of one side of the mounting rack, one end, far away from the mounting rack, of the second fixed rod is fixedly connected with a second limiting sleeve, the two sides of the bottom of the mounting rack are fixedly connected with first fixed rods, one end, far away from the mounting rack, of the second fixed rod is fixedly connected with a second limiting sleeve positioned right below the second limiting sleeve, a vertical rod with a hollow structure is movably arranged between the second limiting sleeve and the second limiting sleeve in a penetrating mode, a transverse rod is movably arranged on one side of the middle position of the vertical rod in a penetrating mode, four groups of the transverse rods and the vertical rods are arranged side by side, and each group of the transverse rods;

one end of the cross rod close to the mounting rack is fixedly connected with an L-shaped rod, one end of the cross rod far away from the mounting rack is fixedly connected with a rod handle, the bottom of the rod handle is fixedly connected with a soil loosening rake, the bottom end of the L-shaped rod is fixedly connected with an installation block, the installation block is of a C-shaped structure, and a soil filling turbine is movably arranged between the two inner sides of the mounting block, a rotating shaft is movably arranged between the two first fixing rods through a bearing, the soil filling turbine is in transmission connection with the rotating shaft through a belt pulley assembly, four cams are fixedly sleeved on the rod wall of the rotating shaft and are respectively arranged in one-to-one correspondence with the four groups of seeding mechanisms, the outer peripheral side of the cam is in extrusion contact with one side, away from the cross rod, of the L-shaped rod, an elastic telescopic rod is hinged to a corner of the top of the L-shaped rod, and one end, away from the L-shaped rod, of the elastic telescopic rod is hinged to the side edge of the bottom of the second limiting sleeve;

the top end of the vertical rod is provided with a seed box, the bottom end of the vertical rod is fixedly connected with a bottom block, the bottom of the bottom block is provided with a groove, the bottom side of the groove is fixedly connected with a spring, one end of the spring, which is far away from the groove, is fixedly connected with a movable block, the movable block is arranged in the groove in a sliding manner, two sides of the bottom of the movable block are hinged with symmetrically arranged grab buckets, the grab buckets are of a hollow structure, one side of the top of each grab bucket is in extrusion contact with the side of the bottom block, the top of a rod wall of the horizontal rod, which is positioned in the vertical rod, is provided with a material storage hole in a penetrating manner, a first material baffle plate positioned above the horizontal rod is fixedly embedded between the inner walls of the vertical rod, a first through hole is formed in the top of the first material baffle plate, the first through hole is arranged in alignment with the, the top of the second material baffle runs through and has been seted up the second through-hole, just second through-hole and material storage hole dislocation set, the bottom both sides of montant run through and install blanking pipe, the one end that the montant was kept away from to the blanking pipe communicates with the top of grab bucket each other.

In a preferred embodiment, one side bottom fixedly connected with piston cylinder that the second stop collar is close to L shape pole, the top of piston cylinder is run through and is installed the inlet tube, the bottom of piston cylinder is run through and is installed the outlet pipe, just the inside of inlet tube and outlet pipe all is provided with the check valve.

In a preferred embodiment, a piston is slidably arranged inside the piston cylinder, a piston rod extending to the outside of the piston cylinder is fixedly connected to the outer side of the piston, a return spring is fixedly connected to the inner side of the piston, and one end, far away from the piston, of the return spring is fixedly connected with the inner wall of the piston cylinder.

In a preferred embodiment, one side of the L-shaped rod, which is close to the piston cylinder, is fixedly connected with a push plate, one side of the push plate is arranged in a manner of extruding the piston rod, the bottom end of the water outlet pipe is fixedly connected with a water pipe, and one end, which is far away from the water outlet pipe, of the water pipe is communicated with the top of the grab bucket.

In a preferred embodiment, the rod wall of the cross rod is integrally formed with limiting shoulders positioned on two sides of the vertical rod, one side of each limiting shoulder close to the vertical rod is fixedly connected with an elastic sealing sleeve, one side of each elastic sealing sleeve far away from the limiting shoulders is fixedly connected to the vertical rod, and the elastic sealing sleeves are movably sleeved outside the rod wall of the cross rod.

In a preferred embodiment, the bottom of the seed box is provided with an elastic corrugated pipe in a penetrating manner, the bottom of the elastic corrugated pipe is fixedly connected with the top of the vertical rod and communicated with the top of the vertical rod, a supporting rod is arranged between the seed box and the second limiting sleeve, and the seed box is fixedly connected with the second limiting sleeve through the supporting rod.

In a preferred embodiment, the bottom of the inner cavity of the vertical rod is integrally formed with a flow distribution protrusion, and the cross section of the flow distribution protrusion is triangular.

In a preferred embodiment, one end of the rotating shaft is fixedly connected with an external driving motor through a speed reducer, one end, far away from the piston cylinder, of the water inlet pipe is communicated with an external water source, and the mounting frame is fixedly connected with the moving machine through a bolt.

The invention has the technical effects and advantages that:

1. according to the invention, the soil loosening rake, the soil filling turbine and the grab bucket are arranged, the soil loosening rake performs compound motion along with the cross rod, is inserted into soil firstly, moves rightwards, and performs arc motion to take out the soil, so that the soil loosening function of the sowing mechanism is realized, the grab bucket can be inserted into the soil easily and can grab the soil conveniently, seeds directly fall into soil pits from the grab bucket, the accurate seed falling function of the sowing mechanism is realized, and meanwhile, the soil filling turbine is driven by the L-shaped rod to move, so that the automatic soil filling function of the sowing mechanism is realized;

2. according to the invention, the material storage hole, the first material baffle plate, the first through hole, the second material baffle plate and the second through hole are arranged, and the cross rod moves rightwards, so that the material storage hole is gradually staggered with the first through hole and is aligned with the second through hole, so that seeds above the first material baffle plate cannot fall into the material storage hole, and the seeds in the material storage hole fall into a soil pit through the second through hole and finally through the blanking pipe and the grab bucket, thereby realizing the automatic quantitative seeding function of the seeding mechanism, increasing the functional effect and being beneficial to improving the practicability of the seeding mechanism;

3. according to the invention, the piston cylinder, the water inlet pipe, the piston rod, the reset spring, the water outlet pipe, the water pipe and the push plate are arranged, the push plate performs compound motion along with the cross rod, when the push plate moves rightwards, the piston rod is extruded, the piston moves rightwards to compress the reset spring, the piston presses water stored in the piston cylinder from the water outlet pipe to the water pipe, and finally the water enters the grab bucket.

Drawings

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

FIG. 2 is a schematic perspective view of a single seed mechanism of the present invention;

FIG. 3 is a schematic front view of a single seed planting mechanism of the present invention;

FIG. 4 is a schematic view of the initial front view of the grab bucket of the present invention;

FIG. 5 is a schematic view of the front view of the grab bucket of the present invention;

FIG. 6 is an enlarged view of the structure of FIG. 3 at A according to the present invention;

fig. 7 is an enlarged view of the structure shown at B in fig. 3 according to the present invention.

The reference signs are: 1 mounting frame, 11 first fixed rod, 12 second fixed rod, 13 first stop collar, 131 elastic telescopic rod, 14 second stop collar, 15 rotating shafts, 16 cams, 2 cross rods, 21L-shaped rods, 211 push plates, 22 rod handles, 23 scarification rake, 24 stop shoulders, 25 elastic sealing sleeves, 26 mounting blocks, 27 soil filling turbines, 28 material storage holes, 3 vertical rods, 31 first stop plates, 311 first through holes, 32 second stop plates, 321 second through holes, 33 blanking pipes, 34 shunting protrusions, 4 seed boxes, 41 elastic corrugated pipes, 5 bottom blocks, 51 grooves, 52 springs, 53 movable blocks, 6 grab buckets, 7 piston cylinders, 71 water inlet pipes, 72 pistons, 73 piston rods, 74 return springs, 75 water outlet pipes, 76 water pipes and 8 connecting rods.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The agricultural seeding machine of the embodiment of the invention can comprise a mounting rack 1, wherein the top of one side of the mounting rack 1 is fixedly connected with a second fixed rod 12, one end of the second fixing rod 12 far away from the mounting rack 1 is fixedly connected with a second limiting sleeve 13, both sides of the bottom of the mounting rack 1 are fixedly connected with first fixing rods 11, one end far away from the mounting rack 1 is fixedly connected with a second limiting sleeve 14 positioned under a second limiting sleeve 13, a vertical rod 3 with a hollow structure is movably arranged between the second limit sleeve 13 and the second limit sleeve 14 in a penetrating way, one side of the middle position of the vertical rod 3 is movably provided with a cross rod 2 in a penetrating way, four groups of the cross rods 2 and the vertical rods 3 are arranged side by side, and each group of the cross rods 2 and the vertical rods 3 form a single sowing mechanism, and each single sowing mechanism is fixedly connected through a connecting rod 8 so as to be arranged in parallel.

Referring to the attached drawings 1-7 of the specification, one end of a cross rod 2 of the agricultural seeding machine of the embodiment, which is close to an installation frame 1, is fixedly connected with an L-shaped rod 21, one end of the cross rod 2, which is far from the installation frame 1, is fixedly connected with a rod handle 22, the bottom of the rod handle 22 is fixedly connected with a soil loosening rake 23, the bottom end of the L-shaped rod 21 is fixedly connected with an installation block 26, the installation block 26 is of a C-shaped structure, a soil filling turbine 27 is movably installed between two inner sides of the installation block 26, a rotating shaft 15 is movably installed between two first fixing rods 11 through a bearing, the soil filling turbine 27 is in transmission connection with the rotating shaft 15 through a belt pulley assembly, four cams 16 are fixedly installed on a rod wall of the rotating shaft 15, the four cams 16 are respectively arranged corresponding to four groups of seeding mechanisms one by one, and the outer peripheral sides of the cams, an elastic telescopic rod 131 is hinged to a top corner of the L-shaped rod 21, and one end, far away from the L-shaped rod 21, of the elastic telescopic rod 131 is hinged to the side edge of the bottom of the second limiting sleeve 13;

the top end of the vertical rod 3 is provided with a seed box 4, the bottom end of the vertical rod 3 is fixedly connected with a bottom block 5, the bottom of the bottom block 5 is provided with a groove 51, the bottom side of the groove 51 is fixedly connected with a spring 52, one end of the spring 52 far away from the groove 51 is fixedly connected with a movable block 53, the movable block 53 is slidably arranged in the groove 51, two bottom side edges of the movable block 53 are hinged with symmetrically arranged grab buckets 6, the grab buckets 6 are of a hollow structure, one side of the top of the grab bucket 6 is in pressing contact with the side edge of the bottom block 5, the top of the rod wall of the cross rod 2 positioned in the vertical rod 3 is provided with a material storage hole 28 in a penetrating way, a first material baffle plate 31 positioned above the cross rod 2 is fixedly embedded between the inner walls of the vertical rod 3, the top of the first material baffle plate 31 is provided with a first through hole 311 in a penetrating way, and the first, still fixed the inlaying between the inner wall of montant 3 is equipped with the second striker plate 32 that is located horizontal pole 2 below, the top of second striker plate 32 is run through and is seted up second through-hole 321, just second through-hole 321 and the dislocation set of material storage hole 28, the bottom both sides of montant 3 are run through and are installed blanking pipe 33, the one end that the montant 3 was kept away from to blanking pipe 33 communicates with the top of grab bucket 6 each other.

As shown in fig. 1 to 7, the implementation scenario specifically includes: in actual use, the mounting frame 1 is mounted on a seeding machine, the whole seeding mechanism is driven to realize seeding operation by the walking of the seeding machine in a field, and the seeding efficiency can be effectively improved by forming the four groups of single seeding mechanisms into the whole seeding mechanism; the rotating shaft 15 rotates to drive the cam 16 to rotate, and the cam 16 is always in extrusion contact with the outer side of the L-shaped rod 21, so that the cam 16 rotates to drive the cross rod 2 to do composite motion of up-down reciprocating and left-right reciprocating, namely, the cross rod moves downwards to the lowest position (marked as motion one for convenience of description), then moves rightmost (marked as motion two), and finally moves leftwards and upwards in a composite arc to restore to the initial position (marked as motion three, taking the cam 16 to rotate anticlockwise as an example), and as the cross rod 2 is movably arranged in the vertical rod 3 in a penetrating manner, the cross rod 2 drives the vertical rod 3 to do downward motion when moving the cross rod 2 for the second time, and the vertical rod 3 moves upwards when moving the cross rod 3 for the third time to restore to the initial position; through arranging the soil loosening rake 23, the soil filling turbine 27 and the grab bucket 6, when the soil loosening rake 23 moves along with the cross rod 2 in a compound way, the soil is firstly inserted into the soil, then moves towards the right, and finally moves in an arc way to take out the soil, thereby realizing the soil loosening function of the seeding mechanism, facilitating the grab bucket 6 to be easily inserted into the soil and grab the soil, arranging the grab bucket 6, driving the bottom block 5 to move downwards when the vertical rod 3 moves downwards, leading the grab bucket 6 to be in contact with the ground firstly, leading the vertical rod 3 to continue to move downwards, leading the spring 52 to be compressed, leading the side edge of the bottom block 5 to extrude the inner side of the top of the grab bucket 6, leading the grab bucket 6 to rotate and fold along the articulated shaft of the movable block 53, thereby grabbing the soil, leading the outer side to form a triangular soil pit with the soil, facilitating the subsequent seeds to directly fall into the soil pit from the grab bucket 6, realizing the accurate seed falling function of the seeding mechanism, and simultaneously leading the L-shaped rod 21 to, the soil filling turbine 27 is in transmission connection with the rotating shaft 15 through a belt pulley assembly, so that the soil on the surface is shoveled and rotated by the soil filling turbine 27 to be sent into a soil pit grabbed by the grab bucket 6, the soil pit with seeds sowed is filled, the soil is prevented from not covering the soil pit when the grab bucket 6 is loosened, and the soil filling function of the sowing mechanism is realized; by arranging the material storage hole 28, the first material baffle plate 31, the first through hole 311, the second material baffle plate 32 and the second through hole 321, when the seed box is at the initial position, the first through hole 311 is aligned with the material storage hole 28, the second through hole 321 is staggered with the material storage hole 28, the seeds fall into the material storage hole 28 from the seed box 4 under the action of gravity, when the cross rod 2 moves for two, the vertical rod 3 moves to the lowest position and is not moved, namely the grab bucket 6 is inserted into the soil, the cross rod 2 moves rightwards, so that the material storage hole 28 is gradually staggered with the first through hole 311 and is aligned with the second through hole 321, the seeds above the first material baffle plate 31 cannot fall into the material storage hole 28, the seeds in the material storage hole 28 fall into a soil pit from the second through hole 321 through the blanking pipe 33 and the grab bucket 6 finally, the automatic quantitative sowing function of the sowing mechanism is realized, the functional effect is increased, and the practicability of the sowing mechanism is improved, this embodiment has specifically solved the seeder seeding inefficiency that exists among the prior art, problem of function singleness.

Second stop collar 14 is close to one side bottom fixedly connected with piston cylinder 7 of L shape pole 21, the top of piston cylinder 7 is run through and is installed inlet tube 71, the bottom of piston cylinder 7 is run through and is installed outlet pipe 75, just inlet tube 71 and outlet pipe 75's inside all is provided with the check valve.

Piston 72 is arranged in piston cylinder 7 in a sliding mode, a piston rod 73 extending to the outside of piston cylinder 7 is fixedly connected to the outer side of piston 72, a return spring 74 is fixedly connected to the inner side of piston 72, and one end, far away from piston 72, of return spring 74 is fixedly connected to the inner wall of piston cylinder 7, so that piston 72 can be conveniently pushed to reset.

One side fixedly connected with push pedal 211 that L shape pole 21 is close to piston cylinder 7, one side and the piston rod 73 extrusion setting of push pedal 211, the bottom fixedly connected with water pipe 76 of outlet pipe 75, the one end that outlet pipe 75 was kept away from to water pipe 76 communicates with the top of grab bucket 6 each other, and the grab bucket 6 that will block up is washed away to the compression of push pedal 211 of being convenient for.

Integrated into one piece has the spacing shoulder 24 that is located montant 3 both sides on the pole wall of horizontal pole 2, spacing shoulder 24 is close to one side fixed connection elastic sealing sleeve 25 of montant 3, one side fixed connection that elastic sealing sleeve 25 kept away from spacing shoulder 24 is on montant 3, just elastic sealing sleeve 25 activity suit is outside the pole wall of horizontal pole 2, is favorable to improving the leakproofness of horizontal pole 2 when the motion.

The bottom of seed case 4 runs through and installs elasticity bellows 41, the bottom of elasticity bellows 41 and the top fixed connection of montant 3 and intercommunication each other, just be provided with the bracing piece between seed case 4 and the second stop collar 13, through bracing piece fixed connection between seed case 4 and the second stop collar 13, the setting of elasticity bellows 41 has avoided seed case 4 and montant 3 to take place to interfere.

The bottom of the inner cavity of the vertical rod 3 is integrally formed with a shunting protrusion 34, the cross section of the shunting protrusion 34 is triangular, and seeds fall into the bottom of the inner cavity of the vertical rod 3 and are dispersed into the grab buckets 6 on two sides by the shunting protrusion 34, so that the seeding is uniform.

The one end and the outside driving motor of pivot 15 pass through reduction gear fixed connection, the one end that piston cylinder 7 was kept away from to inlet tube 71 communicates with outside water source each other, mounting bracket 1 passes through bolt and motion machinery fixed connection, and convenient to detach installs sowing mechanism, has improved sowing mechanism's practicality greatly.

As shown in fig. 1 to 7, the implementation scenario specifically includes: in actual use, as the grab bucket 6 is a hollow component, when the grab bucket 6 is inserted into soil, the soil blocks the bottom of the grab bucket 6 to influence the seeds to fall into a soil pit from the inside of the grab bucket 6, so that the seeding effect of the device is influenced; by arranging the piston cylinder 7, the water inlet pipe 71, the piston 72, the piston rod 73, the reset spring 74, the water outlet pipe 75, the water pipe 76 and the push plate 211, the water inlet pipe 71 is firstly communicated with an external water source, water is stored in the piston cylinder 7 through a one-way valve in the water inlet pipe 71, the push plate 211 performs compound motion along with the cross rod 2, when the push plate 211 moves rightwards, the piston rod 73 is extruded, the piston 72 moves rightwards to compress the reset spring 74, the piston 72 presses the water stored in the piston cylinder 7 to the water pipe 76 from the water outlet pipe 75, and finally the water enters the grab bucket 6, due to the pressure during water compression, the soil blocking the grab bucket 6 can be flushed away, so that seeds can directly fall into a soil pit from the bottom of the grab bucket 6, the automatic sowing function is realized, the blockage of the grab bucket 6 is avoided through flushing, the seeds can be moistened through the water, the watering after the sowing is avoided, and the, after the piston rod 73 is not contacted with the push plate 211, the return spring 74 drives the piston 72 to complete the return, and the embodiment specifically solves the problems of low working efficiency and single function of the seeder in the prior art.

In summary, the following steps: according to the invention, the soil loosening rake 23, the soil filling turbine 27 and the grab bucket 6 are arranged, when the soil loosening rake 23 moves along with the cross rod 2 in a combined mode, the soil loosening rake is inserted into the soil firstly, then moves rightwards, and finally moves in an arc line to take out the soil, so that the soil loosening function of the seeding mechanism is realized, the grab bucket 6 can be inserted into the soil easily and can grab the soil conveniently, the seeds directly fall into soil pits from the grab bucket 6, the accurate seed falling function of the seeding mechanism is realized, and meanwhile, the L-shaped rod 21 drives the soil filling turbine 27 to move, and the automatic soil filling function of the seeding mechanism is realized.

And finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides an agricultural seeder, includes mounting bracket (1), its characterized in that: the seeding machine is characterized in that a second fixing rod (12) is fixedly connected to the top of one side of the mounting frame (1), one end, far away from the mounting frame (1), of the second fixing rod (12) is fixedly connected with a second limiting sleeve (13), both sides of the bottom of the mounting frame (1) are fixedly connected with first fixing rods (11), one end, far away from the mounting frame (1), is fixedly connected with a second limiting sleeve (14) located right below the second limiting sleeve (13), a vertical rod (3) with a hollow structure is movably installed between the second limiting sleeve (13) and the second limiting sleeve (14) in a penetrating mode, a cross rod (2) is movably installed on one side of the middle position of the vertical rod (3) in a penetrating mode, four groups of the cross rods (2) and the vertical rods (3) are arranged side by side, and each group of the cross rods (2) and the vertical;

the soil filling machine is characterized in that one end of the cross rod (2) close to the mounting rack (1) is fixedly connected with an L-shaped rod (21), one end of the cross rod (2) far away from the mounting rack (1) is fixedly connected with a rod handle (22), the bottom of the rod handle (22) is fixedly connected with a soil loosening rake (23), the bottom of the L-shaped rod (21) is fixedly connected with a mounting block (26), the mounting block (26) is of a C-shaped structure, a soil filling turbine (27) is movably mounted between two inner sides of the mounting block (26), a rotating shaft (15) is movably mounted between two first fixing rods (11) through a bearing, the soil filling turbine (27) is in transmission connection with the rotating shaft (15) through a belt pulley component, four cams (16) are fixedly sleeved on the rod wall of the rotating shaft (15), the four cams (16) are respectively arranged in one-to-one correspondence with four groups of seeding mechanisms, one side of the L-shaped rod (21) is in extrusion contact, an elastic telescopic rod (131) is hinged to a top corner of the L-shaped rod (21), and one end, far away from the L-shaped rod (21), of the elastic telescopic rod (131) is hinged to the side edge of the bottom of the second limiting sleeve (13);

the top end of the vertical rod (3) is provided with a seed box (4), the bottom end of the vertical rod (3) is fixedly connected with a bottom block (5), the bottom of the bottom block (5) is provided with a groove (51), the bottom side of the groove (51) is fixedly connected with a spring (52), one end of the spring (52) far away from the groove (51) is fixedly connected with a movable block (53), the movable block (53) is slidably arranged in the groove (51), the two bottom side edges of the movable block (53) are hinged with symmetrically arranged grab buckets (6), the grab buckets (6) are of a hollow structure, one side of the top of each grab bucket (6) is in compression contact with the side edges of the bottom block (5), the top of the rod wall of the horizontal rod (2) in the vertical rod (3) is penetrated by a material storage hole (28), a first material baffle plate (31) above the horizontal rod (2) is fixedly embedded between the inner walls of the vertical rod (3), the top of first striker plate (31) runs through and has seted up first through-hole (311), just first through-hole (311) aligns the setting with material storage hole (28), still fixed the inlaying between the inner wall of montant (3) is equipped with second striker plate (32) that are located horizontal pole (2) below, second through-hole (321) have been run through and have been seted up at the top of second striker plate (32), just second through-hole (321) and material storage hole (28) dislocation set, the bottom both sides of montant (3) are run through and are installed blanking pipe (33), the one end that montant (3) were kept away from in blanking pipe (33) communicates with the top of grab bucket (6) each other.

2. An agricultural seeding machine according to claim 1, characterised in that: one side bottom fixedly connected with piston cylinder (7) that second stop collar (14) is close to L shape pole (21), the top of piston cylinder (7) is run through and is installed inlet tube (71), the bottom of piston cylinder (7) is run through and is installed outlet pipe (75), just the inside of inlet tube (71) and outlet pipe (75) all is provided with the check valve.

3. An agricultural seeding machine according to claim 2, characterised in that: the inside of piston cylinder (7) slides and is equipped with piston (72), the outside fixedly connected with of piston (72) extends to piston rod (73) of piston cylinder (7) outside, the inboard fixedly connected with reset spring (74) of piston (72), the one end and the piston cylinder (7) inner wall fixed connection of piston (72) are kept away from in reset spring (74).

4. An agricultural seeding machine according to claim 3, characterised in that: l shape pole (21) are close to one side fixedly connected with push pedal (211) of piston cylinder (7), one side and piston rod (73) extrusion setting of push pedal (211), the bottom fixedly connected with water pipe (76) of outlet pipe (75), the one end that outlet pipe (75) were kept away from in water pipe (76) communicates with each other with the top of grab bucket (6).

5. An agricultural seeding machine according to claim 1, characterised in that: integrated into one piece has spacing shoulder (24) that are located montant (3) both sides on the pole wall of horizontal pole (2), one side fixed connection elastic sealing cover (25) that spacing shoulder (24) are close to montant (3), one side fixed connection that spacing shoulder (24) were kept away from in elastic sealing cover (25) is on montant (3), just elastic sealing cover (25) activity suit is outside the pole wall of horizontal pole (2).

6. An agricultural seeding machine according to claim 1, characterised in that: the bottom of kind case (4) runs through and installs elasticity bellows (41), the bottom of elasticity bellows (41) and the top fixed connection of montant (3) and communicate each other, just be provided with the bracing piece between kind case (4) and second stop collar (13), through bracing piece fixed connection between kind case (4) and second stop collar (13).

7. An agricultural seeding machine according to claim 1, characterised in that: the bottom of the inner cavity of the vertical rod (3) is integrally formed with a shunt protrusion (34), and the cross section of the shunt protrusion (34) is triangular.

8. An agricultural seeding machine according to claim 2, characterised in that: the one end and the outside driving motor of pivot (15) pass through reduction gear fixed connection, the one end and the outside water source intercommunication of piston cylinder (7) are kept away from in inlet tube (71), mounting bracket (1) is through bolt and motion machinery fixed connection.