CN213784131U

CN213784131U - Crop seeding device

Info

Publication number: CN213784131U
Application number: CN202021936776.1U
Authority: CN
Inventors: 不公告发明人
Original assignee: Fu Yonggui
Current assignee: Hubei Shizhou Agricultural Technology Group Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-07-27
Anticipated expiration: 2030-09-08

Abstract

The utility model relates to the technical field of crop seeding equipment, in particular to a crop seeding device, which comprises an agricultural tractor, wherein a traction table is fixedly arranged at the upper end of one side of the tail of the agricultural tractor, side plates are fixedly arranged at both ends of one side of the traction table, a transverse plate is arranged between the two side plates, three seed storage boxes are arranged at the top end of the transverse plate, a circular ring is arranged at the bottom end of each seed storage box, a circular disc is arranged in the circular ring, a plurality of seed storage grooves are formed in the circular disc, three discharge ports are formed in the bottom of each seed storage box, the crop seeding device also comprises a seed guide pipe, a motor is fixedly arranged on the side plate positioned on one side of the circular disc, and a second gear is fixedly arranged on an output shaft of the motor; the single-seed precise centering and continuous dibbling can be realized, and the sowing row spacing can be adjusted by increasing the rotating speed of the adjusting motor according to the actual situation.

Description

Crop seeding device

Technical Field

The utility model relates to a crops seeding equipment technical field especially relates to a crops seeder.

Background

Crop seeding equipment is a planting machine which takes crop seeds as seeding objects. The seeder for a certain kind or a certain kind of crops usually has the name of the kind of crops, such as a grain drill, a corn hill planter, a cotton seeder, a pasture grass seeder and the like, and aims at the fact that a drill seeder is used for seeding granular seeds, such as garlic seeding, seeding machines in the prior art are various in variety, but the key technical problems that the mechanical seeding of the granular seeds is restricted are mainly as follows: 1) the single seed can not be accurately taken and continuously dibbled; 2) the plant spacing cannot be regulated; 3) because in the operation of once sowing, need flat soil preparation, ditching and drawing the canal, sow, apply seed manure, earthing according to the order, and current seeder one-shot operation only realizes the seeding step, still needs artifical flat soil preparation, ditching and drawing the canal before the seeder is planted underground, and seed manure, earthing are applied to the rethread manual work after the seeding, consequently uses the limitation, can't realize improving crops planting efficiency to a great extent, unsatisfied production demand, for this we propose a crops seeder.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the crop seeding device in the prior art can not accurately seed single grain and continuously dibble seeding.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a crop seeding device is designed, comprising an agricultural tractor, wherein a traction table is fixedly arranged at the upper end of one side of the tail of the agricultural tractor, side plates are fixedly arranged at both ends of one side of the traction table, a transverse plate is arranged between the two side plates, both ends of the transverse plate are respectively fixedly connected on the two side plates, three seed storage boxes are arranged at the top ends of the transverse plates, the lower ends of the seed storage boxes penetrate through the transverse plate and are fixedly connected with the transverse plate, the bottom of each seed storage box is arc-shaped, a circular ring is arranged at the bottom of each seed storage box, the circular ring is fixedly connected to the bottom of each seed storage box, the circular ring and the seed storage boxes are mutually attached, a circular disc is arranged in the circular ring, a plurality of seed storage grooves are arranged on the circular disc, the plurality of seed storage grooves are distributed on the circular disc in a circular array manner, three discharge ports are arranged at the bottom of each seed storage box, the three discharge ports are distributed in a circular array manner, and the lower ends of the discharge ports penetrate through the circular ring and are respectively communicated with the corresponding three seed storage grooves, still include the seed guide pipe, the seed guide pipe is located ring bottom one side, just the relative ring one end tilt up of seed guide pipe sets up, the seed guide pipe upper end run through the ring and deposit kind of groove intercommunication with one that corresponds, seed guide pipe lower extreme intercommunication has the chimney, the vertical decurrent of chimney opening, two be equipped with first pivot between the curb plate, first pivot run through three disc centre of a circle department and with disc fixed connection, the equal rotatable setting in first pivot both ends is on the curb plate, first pivot one end runs through the curb plate of one side, first pivot tip fixed mounting has first gear, is located one side fixed mounting has the motor on the curb plate, fixed mounting has the second gear on the output shaft of motor, second gear and first gear engagement, just the number of teeth of second gear is less than the number of teeth of first gear.

Preferably, draw the platform bottom and be equipped with ditching mechanism, ditching mechanism includes two perpendicular rails, two erect the rail interval and set up just the top fixed mounting who erects the rail is in drawing platform bottom, draw the platform bottom and be equipped with the support plate, the support plate is located perpendicular rail one side, the equal fixed mounting in support plate one side both ends has the slider, two the slider slides respectively and sets up in two perpendicular rails, draw platform bottom fixed mounting has the pneumatic cylinder, the output fixed mounting of pneumatic cylinder is in support plate top central authorities department, the support plate bottom is equipped with the furrow opener of three equidistance distribution, furrow opener upper end and support plate fixed connection, it is three furrow opener cooperation three perpendicular section of thick bamboo setting.

Preferably, a fertilizing mechanism is arranged on one side of the side plate and comprises a U-shaped plate, three conveying pipes are arranged in the U-shaped plate, the conveying pipes are arranged towards an opening at one end of the side plate, the other ends of the conveying pipes are arranged in a sealing manner, the conveying pipes are distributed at equal intervals, one end of each conveying pipe penetrates through the U-shaped plate, the conveying pipes are matched with three vertical cylinders, conveying screws are arranged in the conveying pipes, one ends of the conveying screws are rotatably arranged in the conveying pipes, fertilizer barrels are arranged at the top ends of the conveying pipes, the bottom ends of the fertilizer barrels are communicated with a hopper, the lower end of the hopper is respectively communicated with the conveying pipes, a second rotating shaft is rotatably arranged at one end of each conveying pipe, the second rotating shafts penetrate through the conveying pipes and are fixedly connected with the conveying screws, and first chain wheels are fixedly arranged at the end parts of the second rotating shafts positioned in the middle part and the second rotating shafts positioned on one side, the two first chain wheels are driven by a first chain, the second rotating shaft at the middle part and the second rotating shaft at the other side are both fixedly provided with a second chain wheel, the two second chain wheels are driven by a second chain, the specifications of the first chain wheel and the second chain wheel are the same, the end part of the second rotating shaft at the other side is fixedly provided with a first bevel gear, one side of the outer side of the U-shaped plate is rotatably provided with a third rotating shaft, one end of the third rotating shaft penetrates through the U-shaped plate, one end of the third rotating shaft is fixedly provided with a second bevel gear, the second bevel gear is meshed with the first bevel gear, the other end of the third rotating shaft is fixedly provided with a third gear, the U-shaped plate is rotatably provided with a fourth rotating shaft, the fourth rotating shaft is fixedly provided with an incomplete gear, and the incomplete gear is meshed with the third gear, the end part of the fourth rotating shaft and the end part of the motor are fixedly provided with third chain wheels, and the third chain wheels are driven by a third chain.

Preferably, the soil leveling mechanism is arranged at the bottom of the agricultural tractor and comprises two supporting plates which are distributed at intervals, the upper ends of the supporting plates are fixedly arranged at the bottom of the agricultural tractor, a middle position vertical plate is arranged between the two supporting plates, the front end of the middle position vertical plate is arranged in a sharp and flat manner, side screwers are arranged between the middle position vertical plate and the supporting plates, two ends of each side screwdriver are respectively and rotatably arranged on the middle position vertical plate and the supporting plates, opposite ends of the two side screwers respectively penetrate through the middle position vertical plate and are fixedly connected, a fifth rotating shaft is rotatably arranged on the supporting plate on one side and penetrates through the supporting plate and is fixedly connected with the side screwers, a fourth chain wheel is fixedly arranged at the end part of the fifth rotating shaft, a fifth chain wheel is fixedly arranged on an output shaft of the motor, and the fifth chain wheel is positioned between the third chain wheel and the second chain wheel, and the fifth chain wheel and the fourth chain wheel are driven by a fourth chain.

Preferably, U-shaped plate one side is equipped with earthing mechanism, earthing mechanism includes polylith earthing plate and two iron chains, the earthing plate cross-section is triangle-shaped, two the both ends of U-shaped plate one side are located respectively to the iron chain, iron chain one end fixed mounting is on the U-shaped plate, the earthing plate upper end all with iron chain fixed connection.

Preferably, the side screw, the furrow opener and the soil covering plate are all provided with an anti-corrosion coating.

The utility model provides a pair of crops seeder, beneficial effect lies in: the device is characterized in that an agricultural tractor, a traction table, a side plate, a transverse plate, a seed storage box, a circular ring, a circular disc, a seed storage groove, a discharge port, a seed guide pipe, a vertical cylinder, a first rotating shaft, a first gear, a motor and a second gear are arranged to be matched with each other, so that single seed can be accurately taken out and continuously dibbled, and the rotating speed of the motor can be increased and adjusted to adjust the planting distance according to actual conditions; through setting up flat native mechanism, ditching mechanism, fertilizing mechanism, earthing mechanism and mutually supporting, one-time seeding operation can carry out flat native soil preparation, ditching ditch, sow, fertilizer application and earthing in proper order and bury, improves crops planting efficiency greatly.

Drawings

Fig. 1 is a schematic structural view of a crop seeding device provided by the utility model.

Fig. 2 is a front view of the crop seeding device provided by the utility model.

Fig. 3 is an enlarged schematic view of the ditching mechanism of the crop seeding apparatus provided by the utility model.

Fig. 4 is an enlarged sectional view of the seed storage box and the disc of the crop seeding device provided by the utility model.

Fig. 5 is an enlarged sectional view of the seed storage box and the disc of the crop seeding device provided by the utility model.

Fig. 6 is an enlarged schematic view of the soil covering mechanism of the crop seeding device of the present invention.

Fig. 7 is an enlarged schematic view of the soil covering mechanism of the crop seeding device of the present invention.

Fig. 8 is an enlarged schematic view of the soil leveling mechanism of the crop seeding device provided by the utility model.

In the figure: the agricultural tractor comprises an agricultural tractor 1, a traction table 2, side plates 3, a transverse plate 4, a seed storage box 5, a circular ring 6, a circular disc 7, a seed storage groove 8, a discharge hole 9, a seed guide pipe 10, a vertical cylinder 11, a first rotating shaft 12, a first gear 13, a motor 14, a second gear 15, a vertical rail 16, a carrier plate 17, a sliding block 18, a hydraulic cylinder 19, a furrow opener 20, a U-shaped plate 21, a conveying pipe 22, a conveying screw 23, a fertilizer barrel 24, a hopper 25, a second rotating shaft 26, a first chain wheel 27, a first chain 28, a second chain wheel 29, a second chain 30, a first bevel gear 31, a third rotating shaft 32, a second bevel gear 33, a third gear 34, a fourth rotating shaft 35, an incomplete gear 36, a third chain wheel 37, a third chain wheel 38, a supporting plate 39, a middle vertical plate 40, a side screw 41, a fifth rotating shaft 42, a fourth chain wheel 43, a fifth chain wheel 44, a fourth chain 45, a soil covering plate 46 and an iron chain 47.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1:

referring to fig. 1-6, a crop seeding device comprises an agricultural tractor 1, a traction table 2 is fixedly arranged at the upper end of one side of the tail of the agricultural tractor 1, side plates 3 are fixedly arranged at both ends of one side of the traction table 2, a transverse plate 4 is arranged between the two side plates 3, both ends of the transverse plate 4 are respectively fixedly connected to the two side plates 3, three seed storage boxes 5 are arranged at the top ends of the transverse plate 4, the lower ends of the seed storage boxes 5 penetrate through the transverse plate 4 and are fixedly connected with the transverse plate 4, the bottoms of the seed storage boxes 5 are all arc-shaped, a circular ring 6 is arranged at the bottom end of each seed storage box 5, the circular ring 6 is fixedly connected to the bottom of each seed storage box 5, the circular ring 6 is mutually attached to each other, a circular disc 7 is arranged in the circular ring 6, the outer surface of the circular disc 7 is in contact with the inner surface of the circular ring 6, a plurality of seed storage grooves 8 are distributed on the circular disc 7 in a circumferential array manner, three discharge holes 9 are arranged at the bottom of each seed storage box 5, three discharge ports 9 are distributed in a circumferential array, the lower ends of the discharge ports 9 penetrate through the circular ring 6 and are respectively communicated with the corresponding three seed storage grooves 8, the seed guide pipe 10 is positioned on one side of the bottom of the circular ring 6, the seed guide pipe 10 is arranged in an upward inclined manner relative to one end of the circular ring 6, the upper end of the seed guide pipe 10 penetrates through the circular ring 6 and is communicated with the corresponding one seed storage groove 8, the lower end of the seed guide pipe 10 is communicated with a vertical cylinder 11, the opening of the vertical cylinder 11 is vertically downward, a first rotating shaft 12 is arranged between the two side plates 3, the first rotating shaft 12 penetrates through the circle centers of the three circular discs 7 and is fixedly connected with the circular discs 7, both ends of the first rotating shaft 12 are rotatably arranged on the side plates 3, one end of the first rotating shaft 12 penetrates through the side plate 3 on one side, a first gear 13 is fixedly arranged on the end part of the first rotating shaft 12, a motor 14 is fixedly arranged on the side plate 3 on one side, the motor 14 is an adjustable-speed motor, a second gear 15 is fixedly arranged on the output shaft of the motor 14, the second gear 15 is meshed with the first gear 13, and the number of teeth of the second gear 15 is less than that of the first gear 13, seeds are put into the seed storage tank 5, when the device works, the agricultural tractor 1 drives the device to move downwards, the starting motor 14 drives the second gear 15 to rotate, the second gear 15 is in speed reduction transmission to the first gear 13, the first rotating shaft 12 and the disc 7 are integrally arranged, so that the disc 7 rotates around the first rotating shaft 12, when the seed storage tank 8 rotates and is aligned with the discharge port 9 in the rotating process of the first rotating shaft 12, the seeds sequentially pass through the seed storage tank 5 and the circular ring 6 from the discharge port 9 and then fall into the seed storage tank 8, and when the seeds are clamped at a certain discharge port 9, the seeds can be discharged from other discharge ports 9 and fall into the empty seed storage tank 8 by arranging a plurality of pairs of discharge ports 9 and seed storage tanks 8 which can be matched with each other, and in order to provide sufficient time for blanking process, motor 14 transmission is for speed reduction transmission to disc 7, disc 7 rotational speed is mild, afterwards, when depositing kind of groove 8 that has the seed and rotating to the entrance of seed guide pipe 10, the seed falls into in seed guide pipe 10 and gets into in the chimney 11 falls into soil again because of the dead weight, in-process, through getting kind of continuous whereabouts dibble seeding again, according to actual conditions simultaneously, adjust motor 14 rotational speed, thereby adjust disc 7 rotational speed, adjust the time interval that two adjacent seeds fall into seed guide pipe 10 through adjusting disc 7 rotational speed, thereby adjust the planting plant spacing, disc 7 rotational speed reduces, the time interval that two adjacent seeds fall into seed guide pipe 10 increases, the corresponding increase of planting plant spacing.

The bottom end of the traction table 2 is provided with a ditching mechanism, the ditching mechanism comprises two vertical rails 16, the two vertical rails 16 are arranged at intervals, the top ends of the vertical rails 16 are fixedly arranged at the bottom of the traction table 2, the bottom end of the traction table 2 is provided with a support plate 17, the support plate 17 is positioned at one side of the vertical rails 16, two ends of one side of the support plate 17 are fixedly provided with sliders 18, the two sliders 18 are respectively arranged in the two vertical rails 16 in a sliding manner, the bottom of the traction table 2 is fixedly provided with a hydraulic cylinder 19, the output end of the hydraulic cylinder 19 is fixedly arranged at the center of the top of the support plate 17, the bottom end of the support plate 17 is provided with three ditchers 20 distributed at equal intervals, the upper end of each ditcher 20 is fixedly connected with the support plate 17, the three ditchers 20 are matched with the three vertical cylinders 11, and the three ditchers 20 synchronously ditch, and seeds falling from the three seed guide pipes 10 can respectively fall into three ditches in one-to-one correspondence; the hydraulic cylinder 19 can be started to drive the support plate 17 to move up and down, and the height of the furrow opener 20 is adjusted, so that the furrow opening depth is adjusted according to production requirements.

A fertilizing mechanism is arranged on one side of the side plate 3, the fertilizing mechanism comprises a U-shaped plate 21, three conveying pipes 22 are arranged in the U-shaped plate 21, the conveying pipes 22 are arranged towards an opening of one end of the side plate 3, the other end of each conveying pipe 22 is arranged in a sealing manner, the three conveying pipes 22 are distributed at equal intervals, one ends of the conveying pipes 22 all penetrate through the U-shaped plate 21, the three conveying pipes 22 are matched with the three vertical cylinders 11, conveying screw rods 23 are arranged in the conveying pipes 22, one ends of the conveying screw rods 23 are rotatably arranged in the conveying pipes 22, fertilizer barrels 24 are arranged at the top ends of the conveying pipes 22, the bottom ends of the fertilizer barrels 24 are communicated with funnels 25, the lower ends of the funnels 25 are respectively communicated with the conveying pipes 22, second rotating shafts 26 are rotatably arranged at one ends of the conveying pipes 22, the second rotating shafts 26 all, the two first chain wheels 27 are driven by a first chain 28, the second rotating shaft 26 in the middle and the second rotating shaft 26 on the other side are both fixedly provided with a second chain wheel 29, the two second chain wheels 29 are driven by a second chain 30, the specifications of the first chain wheels 27 and the second chain wheels 29 are the same, the specifications of the first chain wheels 28 and the second chain wheels 30 are the same, the end part of the second rotating shaft 26 on the other side is fixedly provided with a first bevel gear 31, one side of the outer side of the U-shaped plate 21 is rotatably provided with a third rotating shaft 32, one end of the third rotating shaft 32 penetrates through the U-shaped plate 21, one end of the third rotating shaft 32 is fixedly provided with a second bevel gear 33, the second bevel gear 33 is meshed with the first bevel gear 31, the other end of the third rotating shaft 32 is fixedly provided with a third gear 34, the U-shaped plate 21 is rotatably provided with a fourth rotating shaft 35, the fourth rotating shaft 35 is fixedly provided with an incomplete gear 36, and the incomplete gear 36 is meshed with the third bevel gear 34, the end part of the fourth rotating shaft 35 and the end part of the motor 14 are both fixedly provided with third chain wheels 37, and the two third chain wheels 37 are driven by a third chain 38. By arranging the fertilizing mechanism, after seeds fall into a ditch opened by the ditching mechanism through the seed guiding pipe 10, a proper amount of seed fertilizer is added into the fertilizer barrel 24, the seed fertilizer falls into the conveying pipe 22 through the hopper 25, the motor 14 rotates and drives the third chain wheel 37 on one side to rotate, the third chain wheels 37 on two sides are driven through the third chain 38, so that the third chain wheel 37 on the other side rotates, the third chain wheel 37, the fourth rotating shaft 35 and the incomplete gear 36 on the other side are integrally arranged, the incomplete gear 36 rotates and intermittently drives the third gear 34 to rotate, the third gear 34, the third rotating shaft 32 and the second bevel gear 33 are integrally arranged, so that the second bevel gear 33 rotates and drives the first bevel gear 31 to rotate, the conveying screw 23 on one side rotates through the first chain wheel 27, the second chain 30 and the first chain 28, and two adjacent conveying screws 23 are driven through the chain and chain wheel mechanism, thereby three conveyor screw 23 rotates with the speed in step, conveyor screw 23 rotates and can transport the seed manure in conveyer pipe 22, because the material state of seed manure has solid-state, solid-liquid mixture, thick form is multiple, consequently conveyer pipe 22 cooperation conveyor screw 23 can be to solid-state, solid-liquid mixture and thick form medium carry, seed manure transports to conveyer pipe 22 mouth and falls into the irrigation canals and ditches, and seed manure intermittent type nature is dropped and falls into the irrigation canals and ditches by conveyer pipe 22 mouth, can cooperate the seed of interval seeding, quantitative seed manure can be one-to-one the correspondence near single seed.

Example 2:

referring to fig. 1-6, as another preferred embodiment of the present invention, the difference from embodiment 1 is that a soil leveling mechanism is disposed at the bottom of the agricultural tractor 1, the soil leveling mechanism includes two support plates 39 spaced apart from each other, the upper ends of the support plates 39 are both fixedly mounted at the bottom of the agricultural tractor 1, a middle riser 40 is disposed between the two support plates 39, the front end of the middle riser 40 is disposed in a sharp and flat manner, side screws 41 are disposed between the middle riser 40 and the support plates 39, both ends of each side screw 41 are respectively rotatably disposed on the middle riser 40 and the support plates 39, the opposite ends of each side screw 41 respectively penetrate through the middle riser 40 and are fixedly connected, the rotation directions of the two side screws 41 are opposite, a fifth rotating shaft 42 is rotatably disposed on the support plate 39 on one side, the fifth rotating shaft 42 penetrates through the support plates 39 and is fixedly connected with the side screws 41, a fourth chain wheel 43 is fixedly mounted at the end of the fifth, the output shaft of the motor 14 is fixedly provided with a fifth chain wheel 44, the fifth chain wheel 44 is positioned between the third chain wheel 37 and the second gear 15, and the fifth chain wheel 44 and the fourth chain wheel 43 are driven by a fourth chain 45. Through setting up the flat soil mechanism, the fifth sprocket 44 that motor 14 drove one side rotates, and fifth sprocket 44 drives fourth sprocket 43 through fourth chain 45 and rotates, and fourth sprocket 43, fifth pivot 42 and two side screwers 41 are the integrated setting to two side screwers 41 rotate and carry out flat soil preparation.

U-shaped plate 21 one side is equipped with earthing mechanism, earthing mechanism includes polylith earthing panel 46 and two iron chains 47, earthing panel 46 cross-section is triangle-shaped, the both ends of U-shaped plate 21 one side are located respectively to two iron chains 47, iron chains 47 one end fixed mounting is on U-shaped plate 21, earthing panel 46 upper end all with iron chains 47 fixed connection, through setting up earthing mechanism, agricultural tractor 1 drives polylith earthing panel 46 through iron chains 47 and removes and promote seed and kind fertile in the upper soil burying irrigation canals and ditches on the soil surface.

Because the side screw 41, the furrow opener 20 and the soil covering plate 46 work in a humid environment, the side screw 41, the furrow opener 20 and the soil covering plate 46 are all provided with anticorrosive coatings, so that the corrosion resistance of the side screw 41, the furrow opener 20 and the soil covering plate 46 is enhanced.

The working principle is as follows: seeds are put into a seed storage box 5, a proper amount of seed fertilizer is added into a fertilizer barrel 24, an agricultural tractor 1 is started and goes down the ground, a motor 14 is started, the motor 14 drives a fifth chain wheel 44 on one side to rotate, the fifth chain wheel 44 drives a fourth chain wheel 43 to rotate through a fourth chain 45, the fourth chain wheel 43, a fifth rotating shaft 42 and two side screws 41 are integrally arranged, so that the two side screws 41 rotate and carry out soil leveling, the agricultural tractor 1 drives three groups of furrow openers 20 to synchronously ditch, meanwhile, the motor 14 drives a second gear 15 to rotate, the second gear 15 is in speed reduction transmission to a first gear 13, the first gear 13, a first rotating shaft 12 and a disc 7 are integrally arranged, so that the disc 7 rotates around the first rotating shaft 12, when a seed storage groove 8 rotates and aligns to a discharge hole 9, the seeds sequentially pass through the seed storage box 5 and a ring 6 from the discharge hole 9 and then fall into the seed storage groove 8, then, when the seed storage tank 8 with seeds rotates to the inlet of the seed guiding pipe 10, the seeds fall into the seed guiding pipe 10 due to self weight and enter the vertical cylinder 11 and then fall into the ditch, the seed fertilizer falls into the conveying pipe 22 through the hopper 25, the motor 14 rotates and drives the third chain wheel 37 on one side to rotate, the third chain wheels 37 on two sides are driven through the third chain 38, so that the third chain wheel 37 on the other side rotates, the third chain wheel 37, the fourth rotating shaft 35 and the incomplete gear 36 on the other side are integrally arranged, the incomplete gear 36 rotates and intermittently drives the third gear 34 to rotate, the third gear 34, the third rotating shaft 32 and the second bevel gear 33 are integrally arranged, so that the second bevel gear 33 rotates and drives the first bevel gear 31 to rotate, the conveying screw 23 on one side rotates, and meanwhile, the second chain wheel 29, the second chain 30 and the first chain wheel 27, The first chains 28 are driven by two adjacent conveying screws 23 through a chain and sprocket mechanism, so that the three conveying screws 23 synchronously rotate at the same speed, the conveying screws 23 rotate to convey the seed manure in the conveying pipes 22, the seed manure is conveyed to the openings of the conveying pipes 22 and falls into the ditches, and the agricultural tractor 1 drives a plurality of soil covering plates 46 to move on the ground surface through iron chains 47 and pushes the upper-layer soil to bury the seeds and the seed manure in the ditches.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The crop seeding device comprises an agricultural tractor (1) and is characterized in that a traction table (2) is fixedly mounted at the upper end of one side of the tail of the agricultural tractor (1), side plates (3) are fixedly mounted at two ends of one side of the traction table (2), a transverse plate (4) is arranged between the two side plates (3), two ends of the transverse plate (4) are respectively and fixedly connected onto the two side plates (3), three seed storage boxes (5) are arranged at the top ends of the transverse plate (4), the lower ends of the seed storage boxes (5) penetrate through the transverse plate (4) and are fixedly connected with the transverse plate (4), the bottoms of the seed storage boxes (5) are both arc-shaped, a circular ring (6) is arranged at the bottom end of each seed storage box (5), the circular ring (6) is fixedly connected to the bottom of each seed storage box (5), the circular ring (6) and the seed storage boxes (5) are mutually attached, a circular disc (7) is arranged in the circular ring (6), the seed storage device is characterized in that a plurality of seed storage grooves (8) are formed in the disc (7), the seed storage grooves (8) are distributed on the disc (7) in a circumferential array manner, three discharge ports (9) are formed in the bottom of the seed storage box (5), the three discharge ports (9) are distributed in a circumferential array manner, the lower ends of the discharge ports (9) penetrate through the circular ring (6) and are respectively communicated with the corresponding three seed storage grooves (8), the seed storage device further comprises a seed guide pipe (10), the seed guide pipe (10) is positioned on one side of the bottom of the circular ring (6), the seed guide pipe (10) is arranged in an upward inclined manner relative to one end of the circular ring (6), the upper end of the seed guide pipe (10) penetrates through the circular ring (6) and is communicated with the corresponding seed storage groove (8), the lower end of the seed guide pipe (10) is communicated with a vertical cylinder (11), the opening of the vertical cylinder (11) is vertically downward, and a first rotating shaft (12) is arranged between the two side plates (3), first pivot (12) run through three disc (7) centre of a circle department and with disc (7) fixed connection, the equal rotatable setting in first pivot (12) both ends is on curb plate (3), curb plate (3) of one side are run through to first pivot (12) one end, first pivot (12) tip fixed mounting has first gear (13), is located one side fixed mounting has motor (14) on curb plate (3), fixed mounting has second gear (15) on the output shaft of motor (14), second gear (15) and first gear (13) meshing, just the number of teeth of second gear (15) is less than the number of teeth of first gear (13).