CN107258167B - Synchronous quantitative accurate dibble seeding device for multiple materials - Google Patents

Abstract

The invention discloses a multi-material synchronous quantitative accurate dibbling device which comprises a hopper, a material quantitative distribution device, a material guide device and a soil shifting and discharging device which are sequentially arranged from top to bottom, wherein a seeding handle device is arranged between the material quantitative distribution device and the soil shifting and discharging device, and a material falling prevention device is arranged in the quantitative distribution device. The seeding device has the advantages of simple structure, reasonable design and convenient operation, and can realize the quantitative synchronization of multiple materials.

Description

Synchronous quantitative accurate dibble seeding device for multiple materials

Technical Field

The invention relates to the technical field of agricultural machinery, in particular to a multi-material synchronous quantitative accurate dibbling device.

Background

In traditional agriculture, manual work and traditional agricultural machinery are mostly adopted for sowing agricultural crops, but the seeding quantity cannot be refined and the material can be put in thoroughly manually or by the traditional agricultural machinery, and the material can not be put in simultaneously, so that the problem of low production efficiency is ubiquitous.

With the development of the current science and technology, although a plurality of agricultural machines appear, the method is not mature compared with the method for simultaneously and accurately and quantitatively feeding materials, and the cost is higher compared with the common public workers, so that the method cannot be well popularized among the people. Further, the income of the labor crops is low, the labor efficiency is low, so that the enthusiasm of labor workers on high-cost labor machines is low, and the problems need to be solved urgently.

Disclosure of Invention

The invention aims to provide a multi-material synchronous quantitative precise dibbling device to solve all the problems mentioned above.

The technical scheme of the invention is as follows: the utility model provides an accurate dibble seeding device of synchronous ration of many materials, includes from last hopper, material ration distributor, material guider and the stirring unloading device that sets gradually extremely down, be provided with seeding handle device between material ration distributor and the stirring unloading device, be provided with in the ration distributor and prevent doffer.

Preferably, the hopper, the material quantitative distribution device, the material guide device and the soil stirring and discharging device, the seeding handle device and the anti-falling device are two and are symmetrically arranged back to back.

Preferably, the cross section of hopper is big-end-up's inverted trapezoid, and the blanking mouth of hopper and material ration distributor's feed inlet intercommunication are for dismantling the mode of being connected between hopper and the material ration distributor, and the inside slope steel sheet that is provided with the symmetry and places of hopper, the slope steel sheet makes the more convenient slope steel sheet of getting into hopper below blanking mouth of planting the material, guarantees that kind material whereabouts is smooth and easy.

Preferably, the material quantitative distribution device comprises a fixed-shaft central shaft, a ratchet type support positioned by a positioning ring is sleeved in the middle of the central shaft, a seed discharging device is arranged at one end, away from the central shaft, of the ratchet type support, the seed discharging device comprises a frame body fixedly connected with the ratchet type support through threads, a spring is arranged between the frame body and a cup groove, a cylindrical support ring is arranged on the bottom surface inside the cup groove, a concave leather cup is arranged at the top end of the cylindrical support ring, and an adjusting bolt penetrates through the centers of the concave leather cup, the cylindrical support ring and the cup groove and is connected with the frame body; the two sides of the cup groove are provided with circular side walls, the circular side walls are provided with mounting holes, and the guide rods on the two sides of the cup groove are arranged in the mounting holes; a sealing ring is arranged on one side of the cup groove, which is far away from the central shaft, a through hole is formed in the surface, which is opposite to the sealing ring in the vertical direction, of the sealing ring, and the size of the through hole is matched with that of a blanking port of the hopper; the sealing ring is fixed with the outer shell; the guide groove and the guide rod which are welded on one side surface of the outer shell body close to the cup groove form an anti-falling device; one side surface of the outer shell body, which is far away from the cup groove, is attached to a surface of the nesting, the nesting is sleeved on the central shaft and is in threaded connection with the central shaft, an outer ring of the nesting is connected with a rotating handle through two bearings for supporting, and the end part of the nesting is provided with a baffle plate fixed in position through a fastening screw; the tail end of the rotating handle is connected with a handle end cover through a screw; a pawl matched with the ratchet type support is hinged on the surface of the rotating handle, which is attached to the shell; the inner surface of the outer shell is provided with a U-shaped groove, the U-shaped groove is connected with a return spring, and the other end of the return spring is connected with the shifting strip; the outer shell is further provided with a non-return claw, and the non-return claw is matched with the ratchet wheel type support.

Preferably, the cylindrical support ring has a plurality of replaceable specifications so as to adjust the capacity of the material contained in the cup groove.

Preferably, the guide rod and the guide groove form the anti-dropping device, the guide rod and the inward convergent 1/4 arc-shaped guide groove welded on the outer shell are contacted with each other in the seeding process, and the guide rod moves circularly in the inward convergent 1/4 on the guide groove to ensure smooth and complete material dropping and avoid the phenomenon of material stagnation.

Preferably, the material guiding device comprises a length-adjustable seed guide tube outer shell, and an upper flange is fixed at the lower end of the seed guide tube outer shell; the utility model discloses a soil compaction device, including seed guide tube shell body, the end-to-end connection of inner tube is used for compacting soil's soil compaction piece, and soil compaction piece adopts the screw to screw with the inner tube end and is connected, the inner tube both sides are provided with the seed guide inner tube of flexible cylindric pipeline respectively, and both ends are fixed with material distribution device and group soil unloader respectively about the seed guide inner tube, the last port of seed guide inner tube and material ration distribution device's discharge gate intercommunication.

Preferably, the shell of the seed guiding pipe is a cup cover screwing structure and comprises a plurality of hard cylindrical shells which are connected in a screwing mode in a staggered mode so as to meet different working height requirements.

Preferably, the soil-shifting blanking device comprises a plug-in piece of a conical cylinder, the tail end of the plug-in piece is provided with a plurality of arc-shaped cutting edges, the plug-in piece is of a hollow structure, and a plurality of material falling separation grooves for assisting materials to fall are uniformly distributed on the inner wall of the plug-in piece; two symmetrical slotted holes are formed in the outer wall of the plug-in unit, and soil shifting claws are hinged to the upper edges of the slotted holes; a lower flange is fixed at the upper end of the plug-in unit, and the lower flange is detachably connected with the upper flange; and a rotary spring is connected between the lower flange and the soil shifting claw, and the rotary spring is respectively connected with the bottom edge of the lower flange and the soil shifting claw in a groove embedding manner, so that the rotary spring can keep good sliding property in the movement process.

Preferably, seeding handle device adopts the bicycle hand brake formula structure, and the one end of seeding handle passes through bolted connection with the handle, the handle passes through screw connection in shell body outer wall, and the one end of seeding handle is connected with the pulling force rope, the pulling force rope passes in the handle, and after the fixed pulley of the support arm tip that sets up on the round trip seed guide shell body outer wall, connect respectively on two supplementary pull rings of welded on dialling native claw.

The invention has the beneficial effects that:

1. the multi-material synchronous quantitative accurate dibbling device provided by the invention is simple in structure, convenient to operate and ingenious in conception.

2. The multi-material synchronous quantitative accurate dibble seeding device provided by the invention can synchronously and quantitatively sow fertilizer and seeds, so that manpower and time are saved.

3. The multi-material synchronous quantitative accurate dibble seeding device provided by the invention can realize quantitative adjustment of materials by changing the volume of the materials contained in the cup groove according to different materials to be seeded.

4. The multi-material synchronous quantitative accurate dibbling device provided by the invention can realize continuous sowing for many times and improve the working efficiency.

5. The multi-material synchronous quantitative accurate dibble seeding device provided by the invention can completely and thoroughly carry out the process of putting materials into soil, and avoids uneven discharge caused by the phenomenon of groove stagnation.

6. The multi-material synchronous quantitative accurate dibble seeding device provided by the invention can meet the high use requirements of different workers.

7. The multi-material synchronous quantitative accurate dibble seeding device provided by the invention can uniformly lower materials into soil, and avoids the phenomenon of material stacking.

8. When the multi-material synchronous quantitative accurate dibbling device provided by the invention is used for sowing materials, small space is adopted for dumping and blanking, the earthing process is omitted, and the efficiency is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the material quantitative distribution device of the present invention.

FIG. 3 is a schematic view of the structure of the material quantitative distribution device of the present invention

FIG. 4 is a schematic view of a set of parts of the seed metering device of the present invention.

FIG. 5 is a schematic view of the assembly of the parts of the seed metering device of the present invention.

Fig. 6 is a schematic view of the components of the twist grip of the present invention.

Fig. 7 is a schematic view of the assembly of the components of the twist grip of the present invention.

FIG. 8 is a schematic view of the structure of the seed metering device of the present invention.

FIG. 9 is a cross-sectional view of a seed metering device of the present invention.

FIG. 10 is a left side view of the seed metering device of the present invention.

FIG. 11 is a right side view of a seed metering device of the present invention.

FIG. 12 is a schematic view of the positioning ring and the central shaft of the present invention.

Fig. 13 is a schematic view of the connection of the poking strip, the return spring and the outer shell.

Fig. 14 is a schematic view showing the connection between the toggle bar and the rotary spring and the outer housing according to the present invention.

FIG. 15 is a schematic view of the connection of the pawl of the present invention to the outer housing.

FIG. 16 is a schematic view showing the connection between the pawl and the outer housing.

FIG. 17 is a schematic view of the pawl of the present invention in connection with a twist grip.

Fig. 18 is a schematic view of the pawl motion position of the present invention.

FIG. 19 is a schematic view of the toggle paddle of the present invention.

Fig. 20 is a schematic view of the ratchet-type carrier rotation of the present invention.

Fig. 21 is a schematic side view of the movement of the anti-falling device of the present invention.

Fig. 22 is a schematic view of the position of the components of the anti-drop device of the present invention.

Fig. 23 is a schematic front view of the structure of the earth-moving blanking device of the present invention.

Fig. 24 is a schematic side view of the structure of the earth-moving blanking device of the present invention.

Fig. 25 is a schematic plan view of the structure of the earth-moving blanking device of the present invention.

Fig. 26 is a schematic view showing the operation of the sowing handle device of the present invention.

Description of reference numerals:

1. a hopper; 2. a return spring; 3. dialing a strip; 4. a seal ring; 5. a seed metering device; 6. an outer housing; 7. a non-return claw; 8. a pawl; 9. rotating the handle; 10. a ratchet type bracket; 11. tightening the screw; 12. a positioning ring; 13. a central shaft; 14. a sowing handle; 15. a handle; 16. a tension rope; 17. a shell of the seed guide tube; 18. a seed guiding inner pipe; 19. a support arm; 20. a soil compaction block; 21. an upper flange; 22. a lower flange; 23. a return spring; 24. an auxiliary pull ring; 25. a soil shifting claw; 26. a hex screw; 27. a guide groove; 501. a circular side wall; 502. a cup slot; 503. a guide bar; 504. a concave leather cup; 505. a cylindrical support ring; 506. a spring; 507. adjusting the bolt; 508. a frame body; 901. a bearing; 902. nesting; 903. a handle end cap; 904. a baffle plate; 905. and (5) fastening the screw.

Detailed Description

An embodiment of the present invention will be described in detail with reference to fig. 1 to 26, but it should be understood that the scope of the present invention is not limited by the embodiment.

Referring to fig. 1 to 26, an embodiment of the present invention provides a multi-material synchronous quantitative precise dibble seeding device, including a hopper, a material quantitative distribution device, a material guide device, and a soil-shifting blanking device, which are sequentially arranged from top to bottom, wherein a seeding handle device is arranged between the material quantitative distribution device and the soil-shifting blanking device, and a blanking prevention device is arranged in the quantitative distribution device.

Further, hopper 1, material ration distributor, material guider and dialling native discharging device, seeding handle device, prevent that the blanking device is two, are back-to-back formula symmetry setting.

Further, hopper 1's cross section is big-end-up's inversion trapezoidally, hopper 1's blanking mouth and material quantitative distribution device's feed inlet intercommunication, for can dismantling the mode of being connected between hopper 1 and the material quantitative distribution device, hopper 1 is inside to be provided with the slope steel sheet of symmetrical placement, the slope steel sheet makes the more convenient entering hopper below blanking mouth of kind material, guarantees that kind material whereabouts is smooth and easy.

Further, the material quantitative distribution device comprises a fixed-axis central shaft 13, a ratchet type support 10 positioned by a positioning ring 12 is sleeved in the middle of the central shaft 13, a seed sowing device 5 is arranged at one end, away from the central shaft 13, of the ratchet type support 10, the seed sowing device 5 comprises a frame 508 fixedly connected with the ratchet type support 10 through threads, a spring 506 is arranged between the frame 508 and the cup groove 502, a cylindrical support ring 505 is arranged on the bottom surface inside the cup groove 502, a concave leather cup 504 is arranged at the top end of the cylindrical support ring 505, and an adjusting bolt 507 penetrates through the centers of the concave leather cup 504, the cylindrical support ring 505 and the cup groove 502 and is connected with the frame 508; the two sides of the cup groove 502 are provided with circular side walls 501, the circular side walls 501 are provided with mounting holes, and the guide rods 503 at the two sides of the cup groove 502 are arranged in the mounting holes; a sealing ring 4 is arranged on one side of the cup groove 502 far away from the central shaft 13, a through hole is formed in one pair of surfaces of the sealing ring 4 in the vertical direction, and the size of the through hole is matched with that of a blanking port of the hopper 1; the sealing ring 4 is fixed with the outer shell 6; the guide groove 27 welded on one side surface of the outer shell 6 close to the cup groove 502 and the guide rod 503 form a material falling prevention device; one side surface of the outer shell 6, which is far away from the cup groove 502, is attached to the surface of the nesting 902, the nesting 902 is respectively sleeved at two ends of the central shaft 13 and is in threaded connection with the central shaft 13, the outer ring of the nesting 902 is connected with a rotating handle 9 through two bearings for supporting, and the end part of the nesting 902 is provided with a baffle 904 fixed by a fastening screw 905; the tail end of the rotating handle 9 is connected with a handle end cover 903 through a screw; a pawl 8 matched with the ratchet wheel type support is hinged on the surface of the rotary handle 9, which is attached to the outer shell 6; the inner surface of the outer shell 6 is provided with a U-shaped groove, the U-shaped groove is connected with a return spring 2, and the other end of the return spring 2 is connected with a shifting strip 3; the outer shell 6 is further provided with a non-return claw 7, and the non-return claw 7 is matched with the ratchet wheel type support 10.

Further, the cylindrical support ring 505 has a plurality of alternative dimensions to facilitate adjustment of the volume of material held in the cup.

Further, the guide rod 503 and the guide groove 27 form a material dropping prevention device, the guide rod 503 and the arc-shaped guide groove 27 of the convergent 1/4 welded on the outer shell 6 contact with each other during the sowing process, and the guide rod 503 moves circumferentially on the guide groove 27 in a convergent 1/4 manner, so as to ensure that the material drops smoothly and completely and avoid the phenomenon of material stagnation.

Further, the material guiding device comprises a length-adjustable seed guide pipe outer shell 17, and an upper flange 21 is fixed at the lower end of the seed guide pipe outer shell 17; be provided with the inner tube in the seed guide shell body 17, the end-to-end connection of inner tube is used for the soil compaction piece 20 of compacted soil, and soil compaction piece 20 adopts the screw thread to screw with the inner tube end and is connected, the inner tube both sides are provided with flexible cylindric pipeline's seed guide inner tube 18 respectively, and both ends are fixed with material distribution device and group soil discharging device respectively about seed guide inner tube 18, the last port of seed guide inner tube 18 and material quantitative distribution device's discharge gate intercommunication.

Further, the seed guide tube outer shell 17 is a cup cover screwing structure and comprises a plurality of hard cylindrical shells in staggered screwing connection so as to meet different work height requirements.

Furthermore, the soil-shifting and blanking device comprises an insert of a conical cylinder, and a plurality of arc-shaped cutting edges are arranged at the tail end of the insert; the plug-in is of a hollow structure, and a plurality of material falling separation grooves for assisting materials to fall are uniformly distributed on the inner wall of the plug-in; the outer wall of the plug-in is provided with two symmetrical slotted holes, and the upper edges of the slotted holes are hinged with soil shifting claws 25; a lower flange 22 is fixed at the upper end of the plug-in unit, and the lower flange 22 is detachably connected with the upper flange 21; and a rotary spring 23 is connected between the lower flange 22 and the soil shifting claw 25, and the rotary spring 23 is respectively connected with the bottom edge of the lower flange 22 and the soil shifting claw 25 in a groove embedding manner, so that the rotary flange can keep good sliding property in the movement process.

Further, seeding handle device adopts the bicycle hand brake formula structure, and seeding handle 14's one end passes through bolted connection with handle 15, handle 15 passes through screwed connection in 6 outer walls of shell body, and seeding handle 14's one end is connected with pulling rope 16, pulling rope 16 passes in the handle 15, and after going around the fixed pulley of the 19 tip of support arm that set up on the seed guide shell body 17 outer wall, connect respectively on two supplementary pull rings 24 of welded on the claw 25 of shifting earth.

As shown in fig. 2-7, the quantitative distribution device comprises a central shaft 13, two ratchet type supports 10 are connected to the central part of the shaft in a clearance fit manner, the central shaft is axially positioned by a positioning ring 12, the positioning of the positioning ring 12 in two circumferential and axial directions is realized by a set screw 11, the seeding device 5 is prevented from axially sliding, the supports 10 are respectively connected with a frame 508 through threads and integrated with a frame body 508, a cup groove 502 is connected with the frame body 508 through an adjusting bolt 507, in order to ensure the sealing performance of the cup groove, a circular side wall 501 with 8 through holes which are uniformly distributed and can be penetrated by eight guide rods 503 and a circular sealing ring 4 with two through holes in a vertical direction are respectively arranged on two side surfaces and welded on an outer shell 6, the ratchet type supports 10 are tightly attached to the side wall 501 in the installation process, in order to realize the regulation and control of the capacity of the seeding device 5, a concave leather cup 504 is supported by a, and is connected with the frame body 508 by an adjusting bolt 507, when the volume of the cup groove is adjusted, the cylindrical support ring 505 can be replaced to meet the requirement of seeding with different capacities, the inner part is wholly surrounded and fixedly connected with the outer shell 6 into a whole, the outer part of the outer shell 6 is tightly attached to the two ends of the outer shell 6 through the threaded connection of the nesting 902 and the central shaft 13, the outer part of the nesting 902 is respectively connected with the rotating handle 9 through two bearings 901, in order to avoid the rotating handle 9 from falling off, the end part of the nesting 902 is provided with a baffle 904, and the baffle is fixedly connected by a fastening screw 905, and finally the end part of a rotating handle 9 is in screw connection with a handle end cover 903, each end of the handle 9 is hinged with two pawls 8 for driving a ratchet wheel type bracket 10 to rotate, each end of the upper half part of the handle 9 is respectively designed with a long rod type toothed bar for driving the shifting bar 3 to swing, so that the normal falling of the materials is ensured without bridging; fig. 3 is a simplified illustration of the material metering device constructed by assembling the components in layers from side to middle, and fig. 5 and 7 are schematic views of the seed metering device and the rotating handle assembled layer by layer, respectively.

As shown in fig. 8-11, the cup groove 502 includes a concave cup 504 and a cylindrical support ring 505, which are screwed with the frame 508 through the adjusting bolt 507, in order to ensure the sealing performance of the cup groove 502 and prevent the material from spilling during the movement process, a thin plate circular side wall 501 and a circular sealing ring 4 are externally connected, because the whole seed metering device 5 is in the circular movement state, the sealing ring 4 is welded on the outer casing 6, and has a small gap with the outer edge of the seed metering device 5 to ensure the normal rotation of the seed metering device 5 without affecting the material spilling state, and the guide rod 503 can just pass through eight through holes on the side wall, so that the side wall 501 rotates together with the seed metering device. In order to realize the adjustable amount of the seed metering device 5, a concave leather cup 504 is supported by a cylindrical support ring 505 at the bottom of a cup groove 502 and is connected to a frame 508 by an adjusting bolt 507, when the volume of the cup groove is adjusted, the cylindrical support ring 505 can be replaced to meet the requirement of seeding with different capacities, and a spring 506 ensures that the outer edge of the seed metering device 5 always just contacts with the seal ring 4 under different cylindrical support rings.

When adjusting materials with different seeding amounts, the cylindrical support ring 505 can be exchanged into support rings with different lengths, and the adjusting screw 507 can always penetrate through the concave leather cup 504, the cylindrical support ring 505, the bottom of the cup groove 502 and the frame 508 to be connected into a whole, when the length of the cylindrical support ring 505 is longer, the capacity inside the cup groove 502 is smaller, and then the size of the space inside the seeding device 5 is adjusted by exchanging the cylindrical support ring 505, so that the seeding amount is controlled.

Eight through holes are uniformly distributed on the circular side wall 501, and the guide rod 503 just can pass through the through holes, so that when the seed metering device 5 rotates, the circular side wall 501 can rotate in real time, and the whole sealing performance of the seed metering device is well ensured without influencing the normal rotation work of the seed metering device.

The seeding device 5 is designed in an 8-division mode as a whole, and the right and left side walls are tightly connected with the seeding device by using the hexagon screws 26 between the gaps of the frame bodies 508 of the seeding device.

As shown in fig. 12, the positioning of the positioning ring 12 in both the circumferential and axial directions by the set screw 11 prevents the seed metering device 5 from sliding axially above the central shaft 13.

As shown in fig. 13-14, the two springs 2 are hooked on the dial strip 3 in series, and the other end of the return spring 2 is connected to a U-shaped groove designed on the inner surface of the outer shell 6, so that when the dial strip 3 deviates from the central position in the rotation process, the dial strip can automatically return to the central position under the action of the return spring 2, and the next dial action is ensured to be normally performed; and the shifting strip 3 and the outer shell 6 are fixed at the center on the outer shell 6 by using a lantern ring screw, so that the shifting strip cannot deviate from the set position in the rotating process.

As shown in fig. 15-16, the check pawl 7 is connected to the outer housing 6 at a predetermined position by a screw, the connecting screw is integrally divided into two sections with different diameters, and the check pawl 7 is placed at the end with the smaller diameter in clearance fit, so that the check pawl 7 is prevented from sliding axially and the check pawl 7 is ensured to work normally.

As shown in fig. 17, the pawl 8 is hinged to the rotating handle 9, and the other end of the pawl passes through the outer shell 6 for subsequent work, as can be seen from fig. 18, when the pawl 8 passes through the outer shell 6, in order to ensure that the work of the pawl 8 driving the ratchet wheel conforms to the reasonable working condition of the design each time, the outer shell 6 only has 45-degree annular through holes to provide a moving space for the pawl, when the pawl rotates 45 degrees each time, the machine completes one process action of conveying materials, correspondingly, when the rotating handle 9 rotates 45 degrees, the pawl 8 rotates to the initial position of the next process action, and the design ensures the realization of the normal work of the machine.

As shown in fig. 19, which is a schematic diagram of the operation of the rotating handle 9 when it is operated to three different working positions, when the rotating handle 9 is operated, the long rod type toothed strip on the end surface can realize the rotation of the rotating handle 9 along with the rotation of the one end of the stirring strip 3 and the toothed form engaged with each other, when the rotating handle 9 is rotated from the central position to the rotating process position, the stirring strip 3 will rotate along with the rotating handle to dredge the materials such as seeds, fertilizers and the like falling downwards in the hopper, avoiding the bridging phenomenon of the materials, when the rotating handle 9 is further rotated to the aforementioned 45-degree working end position, the stirring strip 3 will be disengaged from the toothed form, at this time, under the elastic force of the return spring 2, the stirring strip 3 will return to the central position, when the rotating handle 9 rotates 45 degrees to the initial position, the stirring strip 3 will continue to be engaged with the toothed form, so as to continue the next work, and the process is repeated, so that the bridging phenomenon of the materials can not occur, and the smooth dredging of the materials is ensured.

As shown in fig. 20, the wheel disc support 10 is designed in a ratchet type, the ratchet type support 10 and the seed sowing device 5 are connected and fixed into a whole through a screw, when the rotating handle rotates, the pawl 8 drives the ratchet type support 10 to rotate, when the pawl 8 rotates 45 degrees anticlockwise, the ratchet type support 10 rotates 45 degrees along with the rotation, so that the machine finishes the transportation action of a material, when the process is finished, the rotating handle reversely rotates 45 degrees to an initial position so as to finish the next rotating operation, when the pawl 8 rotates due to the rotation of the rotating handle, the pawl 8 rotates clockwise along the surface of the ratchet type support 10, in order to avoid the phenomenon that the ratchet type support 10 and the seed sowing device 5 rotate to cause empty leakage in the sowing operation, the fixing claw 7 at one side of the ratchet type support 10 blocks the ratchet type support 10 to prevent the ratchet type support 10 from rotating, and the pawl 8 enters the next operating position along the outer surface of the ratchet, thereby ensuring the smooth operation of the seeding operation.

As shown in fig. 21 to 22, the falling prevention device may function to completely discharge the materials. In the figure, a hopper 1 is designed into an inverted trapezoid shape, an upper wall plate and a lower wall plate are in fit with each other in an inner-outer interference manner above a material quantitative distribution device below the hopper, the lower end of the hopper is inverted and inserted into the inner wall of a seed metering device, the hopper is completely inverted and inserted all around, a slope steel plate is welded inside the hopper, so that materials (seeds, fertilizers and the like) can smoothly fall into a cup groove 502 through holes, when a proper amount of materials are contained in the cup groove 502, a seed metering device 5 rotates along with rotation of a rotating handle 9, a frame body 508 is tightly fitted with two through holes in the direction vertical to a sealing ring 4 when the seed metering device 5 rotates to a position where the materials are not contained, and the materials are prevented from falling at the moment; when the rotating handle rotates 45 degrees, the seed metering device 5 also rotates 45 degrees, when the seed metering device 5 finishes two working procedures, the cup groove 502 reaches the horizontal position, at the position, the guide rod 503 starts to contact the guide groove 27 welded on the outer shell 6, when the seed metering device 5 continues to rotate along with the rotation of the rotating handle, because the guide groove 27 presents the inner convergent design on the outer shell 6, the guide rod 503 slides along the inner wall of the guide groove 27, so that the cup groove 502 has the inward contraction trend, and the spring 506 well solves the phenomenon, ensures that the cup groove 502 contracts inwards under the mutual acting force of the guide rod 503 and the guide groove 27, when the seed metering device 5 rotates two working procedures again, the guide rod 503 advances to the tail end of the guide groove 27, the cup groove 502 rotates to the vertical position, when the guide rod 503 falls off from the tail end of the guide groove 27, the cup groove 502 is under the elastic force of the spring 506, the vertical downward sudden impact is generated, the acting force realizes the complete falling of materials such as seeds, fertilizers and the like, and the phenomenon of groove stagnation of the materials is avoided.

Under the swing of the dial 3, materials (such as seeds, fertilizers and the like) uniformly drop into each cup groove 502 of the seed metering device 5 through the feed inlet, the cup grooves 502 can adjust the containing space of the grooves according to the use conditions, the seed metering device 5 and the ratchet wheel support 10 are connected into a whole in a matched mode through screws, the outer portion of the central shaft 13 is in threaded connection with the nesting 902, the rotating handle 9 is connected with the nesting 902 through a bearing in order to rotate flexibly, the baffle 904 prevents the bearing from sliding off so that the rotating action of the rotating handle is invalid, when the rotating handle 9 is rotated, the seed metering device 5 rotates for a working stroke under the driving of the pawl 8, the size of the working stroke is well controlled due to the ratchet wheel type design of the support 10, the pawl 8 is hinged with the rotating handle 9, when a user rotates the handle, the pawl 8 can rotate well without affecting the rotating stroke of the seed metering device 5, and the non-return pawl 7 is well set so that the friction action between the surface of the pawl 8 and the The seed sowing device 5 rotates; the long rod type rack can drive the shifting strip 3 to swing back and forth when the rotating handle 9 rotates, and further the bridging phenomenon of materials is avoided.

In order to realize the height adjustment to meet the requirements of different workers, the outer shell 17 of the seed guiding tube of the material guiding device adopts 3 sections of hard adjustable cylindrical shells which are screwed in a staggered way, so that the operation difficulty in height adjustment is reduced, the workers can adjust the height according to self conditions, the arrangement meets more people and makes the operation of the workers more comfortable, the outer shell 17 of the seed guiding tube adopts a sleeved design in an outer bag to ensure the integral beauty of a circulating pipeline, when the outer shell 17 of the seed guiding tube is adjusted, in order to ensure the smooth flowing of seeds in the circulating pipeline, the inner tube 18 of the seed guiding tube adopts a soft cylindrical pipeline to ensure the tight connection of the upper end and the lower end, the lower end of the outer shell 17 of the seed guiding tube is welded with an upper flange 21, the first function of the upper flange connection with the lower end soil shifting and feeding device is convenient, and the second function of the upper flange connection with, when the soil is hard and the resistance to soil penetration is increased, a person can apply a downward external force F on the flange by feet to enable the soil shifting and discharging device to smoothly penetrate into the soil, the lower end inside the pipe is connected with a soil compaction block 20, and the soil shifting and discharging device can better separate the soil pit after penetrating into the soil.

A soil shifting and discharging device which is mainly used for the final operation of the whole device, wherein a lower flange 22 in a picture 26 is connected with an upper flange 21 in a flange mode, when a seeding handle 14 acts, a soil shifting claw 25 is driven to act outwards to perform soil shifting operation, when the soil shifting and discharging device enters soil, part of soil is in the soil shifting and discharging device certainly, a soil compaction block 20 can compact the part of soil so as to form a soil pit with the soil shifted by the soil shifting claw 25, the part of compacted soil is separated from the two soil pits shifted by the soil shifting claw 25, the seeds and the fertilizer fall into the two soil pits respectively, and the seeds are prevented from contacting with the fertilizer to cause the inactivation of the seeds; when the sowing operation is completed, the sowing handle 14 is released, and the soil-shifting claw 25 returns to the initial position under the elastic force of the return spring 23, so that the next operation can be smoothly performed, and the sowing operation is completed. As shown in fig. 23-25, in the structure, two soil-shifting claws are used for shifting soil, and the other two directions are fixed, so that in order to better realize the uniform distribution of materials (seeds, fertilizers and the like) in soil, spaced falling separation grooves are designed on the inner wall of the soil-shifting and feeding device to assist the falling of the materials, so that the seeds can slide along different separation grooves as much as possible in the process of falling to the soil; in order to further realize the non-repeated distribution of the seeds, the soil is stirred at intervals at the tail end of the soil stirring claw separation groove, so that certain fluctuant raised soil strips are left on the soil surface of the soil stirring claw in the soil stirring claw process, and materials (seeds, fertilizers and the like) can fall at the high position of the soil strips as far as possible when flowing out from the tail end of the separation groove.

In order to ensure that a worker can operate the seeding handle device under the condition of no time and labor waste, the seeding handle device adopts a bicycle hand brake type structure, a handle 15 is connected to the outer end of the outer shell by adopting screws and is connected with a seeding handle 14 through a stud, one end of the seeding handle 14 is connected with a tension rope 16, the tension rope 16 passes through the handle 15 and is connected with two auxiliary pull rings 24 welded on the soil shifting claw after passing through a fixed pulley at the end part of a supporting arm 19 connected with the external screw of a through pipeline in a bypassing manner; as can be seen from fig. 23, when the worker applies a vertical upward force F to the sowing handle device, the steel wire rope contracts upward, and transmits an acting force F through the tension rope 16, so as to provide a horizontal outward force F to each soil shifting claw 25 below, so that the soil shifting claws 25 can move outward, thereby realizing the soil shifting operation, and after the soil shifting claws 25 respectively shift the soil, the materials (seeds, fertilizers and the like) fall into the soil pit which is completed by the operation under the action of gravity; when the sowing handle 14 is loosened, the force F disappears, the soil-shifting claw 25 returns to the initial position under the elastic force of the rotary spring 23, and small-scale soil covering operation on the soil nest is completed in the rotary process.

Generally speaking, in the using process, the device is vertically placed on the soil surface, when materials (seeds, fertilizers and the like) uniformly drop into each of the left cup groove and the right cup groove 502 under the back-and-forth action of the shifting bar 3, a worker can operate the rotating handle 9 to enable the seed metering device 5 to rotate along with the ratchet type support 10 under the moment action of the pawl 8, when the materials rotate to a certain angle, the pawl 8 is limited by the action angle in the outer shell 6, so that the rotating angle of the seed metering device 5 and the ratchet type support 10 each time is limited, the accuracy of seed metering and seeding is ensured, and when the rotating handle 9 is continuously operated to rotate, the seed metering device 5 and the ratchet type support 10 cannot rotate due to the characteristic that the non-return pawl 7 and the pawl 8 are hinged on the handle 9, and the phenomenon of empty seed metering and leakage is avoided; when the seed metering device 5 and the ratchet wheel type support 10 move to a certain angle along with the rotating handle 9, the guide rod 502 welded outside the cup groove 502 and the anti-falling device formed by the guide groove 27 welded on the outer shell 6 move, so that the phenomenon of falling of materials (seeds and fertilizers) can not occur when the materials enter the next device from the material quantitative distribution device; in the device, the seeds and the fertilizer are respectively arranged in two different material distribution devices, so that the synchronous playing of the seeds and the fertilizer can be realized, the mutual non-contact of the seeds and the fertilizer can be ensured, and the efficiency is improved; and the independence of the two hoppers can ensure the random disassembly performance of the hopper 1, and the operation is convenient.

When the materials (seeds, fertilizers and the like) fall into the material guide device from the material quantitative distribution device, the materials slide into the soil shifting and discharging device along with the seed guiding inner tube 18 arranged in the material guide device under the action of gravity.

When materials (seeds, fertilizers and the like) slide down to the soil shifting and discharging device, because the gap between the soil shifting claw 25 and the soil compaction block 20 is small under the condition of the initial position, the materials (seeds, fertilizers and the like) can be temporarily clamped and kept in a static state, when the whole device is under the action of artificial auxiliary force, the device is submerged into the soil surface layer, the sowing handle 14 is operated to apply force F, the pulling rope 16 is used for transmitting horizontal force F to the two soil shifting claws 25, the soil shifting claws 25 act, the soil shifting pits formed by the soil shifting are formed at two sides of the soil compacted by the soil compaction block 20, the materials (seeds, fertilizers and the like) slide down uniformly along the falling separation groove on the inner wall of the soil shifting and discharging device under the action of gravity, and when the materials (seeds, fertilizers and the like) slide down to the tail end of the separation groove of the soil shifting claw 25 and form raised soil on the soil surface, the materials (seeds, fertilizers and the materials) are dispersed, Fertilizer, etc.) has fallen into soil completely, loosens seeding handle 14, and the claw 25 of dialling soil returns initial position under the spring action of return spring 23 to because this device is dialling soil in-process, adopted the small-angle action of dialling soil, when dialling soil claw 25 return, soil has certain small-scale earthing action, has further exempted from the subsequent earthing process of seeding operation, has improved the work efficiency, and to this point, the process of the synchronous accurate dibble seeding device of a ration is accomplished.

In conclusion, the multi-material synchronous quantitative accurate dibbling device provided by the embodiment of the invention has the advantages of simple structure, convenience in operation and ingenious concept, can synchronously and quantitatively sow fertilizers and seeds, and saves manpower and time.

The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.

Claims (9)

1. A multi-material synchronous quantitative accurate dibbling device is characterized by comprising a hopper (1), a material quantitative distribution device, a material guide device and a soil shifting blanking device which are sequentially arranged from top to bottom, wherein a seeding handle device is arranged between the material quantitative distribution device and the soil shifting blanking device, and a material dropping prevention device is arranged in the quantitative distribution device; the material quantitative distribution device comprises a fixed-shaft central shaft (13), a ratchet type support (10) positioned by a positioning ring (12) is sleeved in the middle of the central shaft (13), a seed metering device (5) is arranged at one end, far away from the central shaft (13), of the ratchet type support (10), the seed metering device (5) comprises a frame body (508) fixedly connected with the ratchet type support (10) through threads, a spring (506) is arranged between the frame body (508) and a cup groove (502), a cylindrical support ring (505) is arranged on the bottom surface inside the cup groove (502), a concave leather cup (504) is arranged at the top end of the cylindrical support ring (505), and an adjusting bolt (507) penetrates through the centers of the concave leather cup (504), the cylindrical support ring (505) and the cup groove (502) and is connected with the frame body (508); the two sides of the cup groove (502) are provided with circular side walls (501), the circular side walls (501) are provided with mounting holes, and the guide rods (503) on the two sides of the cup groove (502) are arranged in the mounting holes; a sealing ring (4) is arranged on one side, far away from the central shaft (13), of the cup groove (502), a through hole is formed in one pair of surfaces, located in the vertical direction, of the sealing ring (4), and the size of the through hole is matched with that of a blanking port of the hopper (1); the sealing ring (4) is fixed with the outer shell (6); a guide groove (27) welded on one side surface of the outer shell (6) close to the cup groove (502) and a guide rod (503) form an anti-falling device; one side surface, far away from the cup groove (502), of the outer shell (6) is attached to the surface of the nesting (902), the nesting (902) is respectively sleeved at two ends of the central shaft (13) and is in threaded connection with the central shaft (13), the outer ring of the nesting (902) is connected with a rotating handle (9) through two bearings for supporting, and a baffle (904) fixed by a fastening screw (905) is arranged at the end part of the nesting (902); the tail end of the rotating handle (9) is connected with a handle end cover (903) through a screw; a pawl (8) matched with the ratchet wheel type support is hinged on the surface of the rotary handle (9) which is attached to the outer shell (6); the inner surface of the outer shell (6) is provided with a U-shaped groove, the U-shaped groove is connected with a return spring (2), and the other end of the return spring (2) is connected with the shifting strip (3); the outer shell (6) is further provided with a non-return claw (7), and the non-return claw (7) is matched with the ratchet wheel type support (10).

2. The multi-material synchronous quantitative precise dibbling device according to claim 1, characterized in that the hopper (1), the material quantitative distribution device, the material guiding device and the soil shifting and blanking device, the seeding handle device and the anti-dropping device are two and are symmetrically arranged back to back.

3. The multi-material synchronous quantitative precise dibbling device according to claim 1, characterized in that the cross section of the hopper (1) is in an inverted trapezoid shape with a large top and a small bottom, the blanking port of the hopper (1) is communicated with the feeding port of the material quantitative distribution device, the hopper (1) and the material quantitative distribution device are detachably connected, and symmetrically arranged slope steel plates are arranged inside the hopper (1).

4. The multi-material synchronous quantitative precision dibbling device according to claim 1,

the cylindrical support ring (505) has a plurality of alternative specifications.

5. The device for synchronously and quantitatively accurately dibbling multiple materials according to claim 1, wherein the guide rod (503) and the guide groove (27) form a material dropping prevention device, the guide rod (503) and the convergent 1/4 arc-shaped guide groove (27) welded on the outer shell (6) are contacted with each other during sowing, and the guide rod (503) moves on the inner circumference of the convergent 1/4 arc-shaped guide groove (27).

6. The multi-material synchronous quantitative precision dibbling device according to claim 1, characterized in that said material guiding device comprises a length-adjustable seed guiding tube outer shell (17), an upper flange (21) is fixed at the lower end of said seed guiding tube outer shell (17); be provided with the inner tube in seed guide shell body (17), the end-to-end connection of inner tube is used for soil compaction piece (20) of compacted soil, and soil compaction piece (20) are screwed with the terminal adoption screw thread of inner tube and are connected, the inner tube both sides are provided with seed guide inner tube (18) of flexible cylindric pipeline respectively, and both ends are fixed with material distribution device and soil shifting blanking device respectively about seed guide inner tube (18), the last port of seed guide inner tube (18) and material quantitative distribution device's discharge gate intercommunication.

7. The multi-material synchronous quantitative precise dibbling device according to claim 6, characterized in that the outer casing (17) of the seed guiding tube is a cup cover screwing structure and comprises a plurality of hard cylindrical casings which are screwed in a staggered way.

8. The multi-material synchronous quantitative precise dibbling device according to claim 1, characterized in that the soil-shifting and blanking device comprises a plug-in unit with a conical cylinder, the tail end of the plug-in unit is provided with a plurality of arc-shaped cutting edges, the plug-in unit is of a hollow structure, a plurality of material falling separation grooves for assisting the falling of materials are uniformly distributed on the inner wall of the plug-in unit, the outer wall of the plug-in unit is provided with two symmetrical slotted holes, and the upper edges of the slotted holes are hinged with soil-shifting claws (25); a lower flange (22) is fixed at the upper end of the plug-in unit, and the lower flange (22) is detachably connected with the upper flange (21); and a rotary spring (23) is connected between the lower flange (22) and the soil shifting claw (25), and the rotary spring (23) is respectively connected with the bottom edge of the lower flange (22) and the soil shifting claw (25) in a groove embedding manner.

9. The multi-material synchronous quantitative precise dibbling device according to claim 8, characterized in that the sowing handle device adopts a bicycle hand brake type structure, one end of the sowing handle (14) is connected with the handle (15) through a bolt, the handle (15) is connected to the outer wall of the outer shell (6) through a screw, one end of the sowing handle (14) is connected with a tension rope (16), the tension rope (16) passes through the handle (15) and bypasses a fixed pulley at the end of a supporting arm (19) arranged on the outer wall of the seed guide tube outer shell (17) and then is respectively connected to two auxiliary pull rings (24) welded on the soil shifting claw (25).

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