Corn seeder with adjustable seeding rate

Abstract

The utility model relates to the technical field of seeding machines, in particular to a seeding rate-adjustable corn seeding machine, which comprises a seed box, an observation window and a seed discharge port, the overall appearance of the seed box is of a bucket-shaped box body structure, and an observation window and a seed discharging opening are fixedly formed in the side wall of the seed box; a seed outlet pipe is fixedly arranged at the bottom of the seed box, and sliding grooves are transversely formed in the outer walls of the two sides of the seed outlet pipe in a penetrating mode; the seed limiting shaft sleeve is transversely inserted and mounted in the seed outlet pipe, and guide rods are fixedly arranged on the outer walls of the two sides of the seed limiting shaft sleeve; the guide rod is in sliding connection with the sliding groove, and the guide rod is fixed through a nut; by improving the corn planter with the adjustable seeding rate, the corn planter has the advantages of being reasonable in structural design, beneficial to seeding, capable of avoiding miss-seeding, convenient to adjust the seeding rate, suitable for seeds of different varieties and sizes and high in practicability, and therefore the problems and defects in the prior art and equipment are effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of seed drills, and more specifically, to a corn seed drill with adjustable seeding amount. Background Art

[0002] A seeder is a piece of mechanical equipment used in agricultural production. It is mainly used to sow seeds evenly in the fields according to a certain row spacing and plant spacing. Using a seeder can greatly improve sowing efficiency, reduce labor intensity, and help improve crop yield and quality.

[0003] Existing corn planters mainly rely on rotating gears to drive seeds, but the volume of the grooves on the gears is fixed, which cannot be well adapted to corn seeds of different varieties and sizes. It has great limitations, and there are also many inconveniences in adjusting the sowing speed during sowing.

[0004] In view of this, research and improvement are carried out to the existing problems, and a corn seeder with adjustable seeding amount is provided, aiming to solve the problems and improve the practical value through this technology. Utility Model Content

[0005] The purpose of the present invention is to provide a corn seeder with adjustable seeding amount, so as to solve the problems and shortcomings raised in the above-mentioned background technology.

[0006] To achieve the above object, the present invention provides a corn seeder with adjustable seeding amount, which is achieved by the following specific technical means:

[0007] A corn seeder with adjustable seeding amount, comprising: a seed box, an observation window, a seed discharge port, a seed discharge tube, a chute, a seed limiting shaft sleeve, a guide rod, a seeding shaft sleeve, a seeding hole, a shaft rod, a driving motor, a top cover, a seed delivery tube, and a seeding head; the overall appearance of the seed box is a bucket-shaped box structure, and an observation window and a seed discharge port are fixedly provided on the side wall of the seed box; the seed discharge tube is fixedly provided at the bottom of the seed box, and the chute is horizontally penetrated and opened on the outer wall on both sides of the seed discharge tube; the seed limiting shaft sleeve is horizontally plugged into the seed discharge tube, and the seed limiting shaft sleeve is fixed to the bottom of the seed box, and the seed limiting shaft sleeve is fixed to the bottom of the seed box, and the seed limiting shaft sleeve is fixed to the bottom of the seed discharge tube ... Guide rods are fixedly provided on the outer walls on both sides; the guide rods are slidably connected to the slide grooves, and the guide rods are fixed by nuts; the sowing sleeve is installed in the seed limiting sleeve laterally, and the sowing sleeve is located inside the seed tube; the sowing hole is opened on the outer wall of the sowing sleeve; the shaft rod is fixedly provided in the sowing sleeve, and one end of the shaft rod is fixedly connected to the driving motor; the top cover is provided at the top of the seed box; one end of the seed delivery tube is fixedly connected to the bottom of the seed delivery tube, and the other end of the seed delivery tube is fixedly connected to the sowing head.

[0008] As a further optimization of the technical solution, the utility model provides a corn seeder with adjustable sowing amount, wherein a plurality of seed boxes are arranged side by side, and the sowing shaft sleeves at the bottom of all the seed boxes are connected as a whole through a shaft rod.

[0009] As a further optimization of the technical solution, in the utility model of a corn seeder with adjustable sowing amount, circular holes for installing seed limiting sleeves are opened through the outer walls of the other two sides of the seed outlet tube.

[0010] As a further optimization of the technical solution, the utility model provides a corn seeder with adjustable sowing amount. The overall appearance of the seed limiting sleeve is cylindrical, and the seed limiting sleeve selectively covers the sowing holes on the sowing sleeve.

[0011] As a further optimization of the present technical solution, the utility model provides a corn seeder with adjustable sowing amount, wherein the overall appearance of the sowing sleeve is cylindrical, and sowing holes of two sizes are respectively provided at both ends of the sowing sleeve.

[0012] As a further optimization of the technical solution, the utility model provides a corn seeder with adjustable sowing amount, wherein both sowing holes are in the shape of a teardrop, and the two sowing holes are distributed in a circular array on the outer wall of the sowing shaft sleeve in multiple locations.

[0013] As a further optimization of the technical solution, the seed delivery pipe of the corn seeder with adjustable seeding amount in the utility model is a hose.

[0014] Due to the application of the above technical solution, the utility model has the following advantages compared with the prior art:

[0015] 1. The overall appearance of the seed box of the utility model is a bucket-shaped box structure, and an observation window and a seed unloading port are fixedly provided on the side wall of the seed box, so that the seeds in the seed box are easy to flow, which is beneficial for sowing and avoiding missed sowing. The observation window and the seed unloading port are beneficial for the operator to observe the stock of the seed box and are convenient for cleaning the remaining seeds in the seed box.

[0016] 2. The utility model has multiple seed boxes arranged side by side, and the sowing shaft sleeves at the bottom of all the seed boxes are connected as one through the shaft rod. The driving motor drives the sowing shaft sleeve to rotate through the shaft rod. The seeds entering the sowing hole from the top are transported to the bottom through the rotation, thereby realizing sowing, and the sowing amount is adjusted by controlling the rotation speed of the sowing shaft sleeve.

[0017] 3. The overall appearance of the seed limiting sleeve of the utility model is cylindrical, and two sizes of seeding holes are respectively provided at both ends of the seeding sleeve, and both sizes of seeding holes are in the shape of water droplets. The seed limiting sleeve selectively covers the seeding holes on the seeding sleeve, which can be suitable for seeds of different varieties and sizes. The water drop-shaped seeding holes are shallow on the outside and deep on the inside, and their shape is more conducive to the entry of seeds into the seeding holes, which can effectively avoid missed seeds. The covering effect of the limiting sleeve realizes the opening and closing of the seeding holes, which is convenient for selecting the seeding holes.

[0018] 4. The utility model improves the corn seeder with adjustable sowing amount, has a reasonable structural design, is conducive to sowing, avoids missed sowing, and is easy to adjust the sowing amount. It can be applied to seeds of different varieties and sizes, and has the advantages of strong practicality, thereby effectively solving the problems and shortcomings in existing technologies and equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings, which constitute part of this application, are intended to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are intended to explain the present invention and do not constitute an improper limitation of the present invention. In the accompanying drawings:

[0020] Figure 1 It is a structural diagram of the utility model;

[0021] Figure 2 This is a front view structural diagram of the utility model;

[0022] Figure 3 This is a structural diagram of the seed box of the utility model;

[0023] Figure 4 This is a schematic diagram of the explosion structure of the seed box of the present utility model.

[0024] In the figure: seed box 1, observation window 2, seed unloading port 3, seed outlet pipe 4, chute 5, seed limiting sleeve 6, guide rod 7, sowing sleeve 8, sowing hole 9, shaft rod 10, drive motor 11, top cover 12, seed transport pipe 13, sowing head 14. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0026] See Figures 1 to 4 The utility model provides a specific technical implementation scheme of a corn seeder with adjustable seeding amount:

[0027] A corn seeder with adjustable sowing amount comprises: a seed box 1, an observation window 2, a seed discharge port 3, a seed discharge tube 4, a chute 5, a seed limiting shaft sleeve 6, a guide rod 7, a sowing shaft sleeve 8, a sowing hole 9, a shaft rod 10, a driving motor 11, a top cover 12, a seed delivery tube 13, and a sowing head 14; a plurality of seed boxes 1 are arranged side by side, and the overall appearance of the seed box 1 is a bucket-shaped box structure, and an observation window 2 and a seed discharge port 3 are fixedly provided on the side wall of the seed box 1, so that the seeds in the seed box 1 are easy to flow, which is conducive to sowing and avoiding missed sowing, and the observation window 2 and the seed discharge port 3 are conducive to the operator observing the stock of the seed box 1 and at the same time facilitating the cleaning of the remaining seeds in the seed box 1.

[0028] The seed discharging tube 4 is fixedly arranged at the bottom of the seed box 1, and the chute 5 is horizontally penetrated through the outer walls on both sides of the seed discharging tube 4; the outer walls on the other two sides of the seed discharging tube 4 are penetrated with round holes for installing the seed limiting sleeve 6, and the seed limiting sleeve 6 is horizontally inserted and installed in the seed discharging tube 4, and guide rods 7 are fixedly arranged on the outer walls on both sides of the seed limiting sleeve 6; the guide rod 7 is slidably connected to the chute 5, and the guide rod 7 is fixed by a nut, which realizes the horizontal sliding of the limiting sleeve 6, thereby realizing the switching of the sowing hole 9.

[0029] The sowing sleeve 8 is laterally inserted and installed in the seed limiting sleeve 6, and the sowing sleeve 8 is located inside the seed outlet tube 4; the overall appearance of the sowing sleeve 8 is cylindrical, and two ends of the sowing sleeve 8 are respectively provided with sowing holes 9 of two sizes, which can be suitable for seeds of different varieties and sizes.

[0030] The overall appearance of the seed limiting sleeve 6 is cylindrical, and the seed limiting sleeve 6 selectively covers the seeding hole 9 on the seeding sleeve 8. The covering effect of the seed limiting sleeve 6 realizes the opening and closing of the seeding hole 9, and realizes the switching between two specifications of seeding holes 9, thereby selecting the specifications of the seeding hole 9. The two types of seeding holes 9 are both teardrop-shaped, and the teardrop-shaped seeding hole 9 is shallow on the outside and deep on the inside. Its shape is more conducive to the entry of seed grains into the seeding hole 9, which can effectively avoid missed seeds.

[0031] There are multiple sowing holes 9 distributed in a circular array on the outer wall of the sowing sleeve 8. The shaft rod 10 is fixedly set in the sowing sleeve 8, and the sowing sleeves 8 at the bottom of all the seed boxes 1 are connected as a whole through the shaft rod 10, and one end of the shaft rod 10 is fixedly connected to the drive motor 11. The drive motor 11 drives the sowing sleeve 8 to rotate through the shaft rod 10, and the seeds entering the sowing hole 9 from the top are transported to the bottom through rotation, thereby realizing sowing, and the sowing amount is adjusted by controlling the rotation speed of the sowing sleeve 8.

[0032] This device is provided with different gear speeds under the action of the driving motor, and the structure connecting the driving motor 11 with the shaft 10 and the sowing sleeve 8 can effectively control the speed of the sowing sleeve 8, which is conducive to effectively controlling the sowing amount and can be adapted to the planting density and spacing requirements of different varieties.

[0033] one end of the seed delivery tube 13 is fixedly connected to the bottom of the seed outlet tube 4, and the other end of the seed delivery tube 13 is fixedly connected to the sowing head 14. The seed delivery tube 13 is a hose, which is conducive to adjusting the sowing height and depth.

[0034] Specific implementation steps:

[0035] When in use, pour the seeds into the seed box 1, loosen the fixing nut of the guide rod 7, slide the seed limiting sleeve 6, select a sowing hole 9 of appropriate size, use the seed limiting sleeve 6 to cover the sowing hole 9 of another size and fix it, drive the motor 11 to drive the sowing sleeve 8 to rotate through the shaft 10, and the seeds entering the sowing hole 9 from the top are transported to the seed outlet tube 4 below through the rotation, and the seeds are then transported to the sowing head 14 by the seed transport tube 13, and the sowing head 14 is used for sowing.

[0036] Sowing can be achieved and the sowing amount can be adjusted by controlling the rotation speed of the sowing sleeve 8

[0037] In summary: this corn seeder with adjustable sowing amount has a bucket-shaped box structure in the overall appearance of the seed box, and an observation window and a seed unloading port are fixedly provided on the side wall of the seed box, so that the seeds in the seed box are easy to flow, which is beneficial for sowing and avoiding missed sowing, and the observation window and the seed unloading port are beneficial for the operator to observe the stock of the seed box and to clean the remaining seeds in the seed box; a plurality of seed boxes are arranged side by side, and the sowing shaft sleeves at the bottom of all the seed boxes are connected as a whole through a shaft rod, and the driving motor drives the sowing shaft sleeve to rotate through the shaft rod, and the seeds entering the sowing hole from the top are transported to the bottom through the rotation, thereby realizing sowing, and the sowing amount is adjusted by controlling the rotation speed of the sowing shaft sleeve; the overall appearance of the seed limiting shaft sleeve is cylindrical The invention has the advantages of simple structure, convenient operation and high efficiency, and can meet the needs of farmers in a variety of fields and at least one planting hole, and can also be used to plant seeds of different varieties and sizes.

[0038] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A corn seeder with adjustable seeding rate, comprising: A seed box (1), an observation window (2), a seed discharge port (3), a seed discharge tube (4), a chute (5), a seed limiting shaft sleeve (6), a guide rod (7), a sowing shaft sleeve (8), a sowing hole (9), a shaft rod (10), a driving motor (11), a top cover (12), a seed delivery tube (13), and a sowing head (14); characterized in that: the overall appearance of the seed box (1) is a bucket-shaped box structure, and an observation window (2) and a seed discharge port (3) are fixedly provided on the side wall of the seed box (1); the seed discharge tube (4) is fixedly provided at the bottom of the seed box (1), and the chute (5) is horizontally penetrated and opened on the outer wall of both sides of the seed discharge tube (4); the seed limiting shaft sleeve (6) is horizontally plugged and installed in the seed discharge tube (4), and the seed limiting shaft sleeve (6 ) are fixedly provided with guide rods (7) on the outer walls on both sides; the guide rods (7) are slidably connected to the slide groove (5), and the guide rods (7) are fixed by nuts; the sowing sleeve (8) is transversely inserted and installed in the seed limiting sleeve (6), and the sowing sleeve (8) is located inside the seed outlet tube (4); the sowing hole (9) is opened on the outer wall of the sowing sleeve (8); the shaft rod (10) is fixedly provided in the sowing sleeve (8), and one end of the shaft rod (10) is fixedly connected to the driving motor (11); the top cover (12) is provided at the top of the seed box (1); one end of the seed delivery tube (13) is fixedly connected to the bottom of the seed outlet tube (4), and the other end of the seed delivery tube (13) is fixedly connected to the sowing head (14).

2. The corn planter with adjustable seeding amount according to claim 1, characterized in that: The seed boxes (1) are arranged in a plurality and arranged side by side, and the sowing shaft sleeves (8) at the bottom of all the seed boxes (1) are connected as a whole through a shaft (10).

3. The corn seeder with adjustable seeding amount according to claim 1, characterized in that: Circular holes for installing seed limiting sleeves (6) are provided through the outer walls of the other two sides of the seed outlet tube (4).

4. The corn planter with adjustable seeding amount according to claim 1, characterized in that: The overall appearance of the seed limiting sleeve (6) is cylindrical, and the seed limiting sleeve (6) selectively covers the seeding hole (9) on the seeding sleeve (8).

5. The corn planter with adjustable seeding amount according to claim 4, characterized in that: The overall appearance of the sowing sleeve (8) is cylindrical, and sowing holes (9) of two sizes are respectively provided at both ends of the sowing sleeve (8).

6. The corn seeder with adjustable seeding amount according to claim 5, characterized in that: The two sowing holes (9) are both in the shape of a water drop, and the two sowing holes (9) are distributed in a ring array at multiple locations on the outer wall of the sowing shaft sleeve (8).

7. The corn seeder with adjustable seeding amount according to claim 1, characterized in that: The seed delivery pipe (13) is a hose.

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