Automatic seeding machine

Abstract

The utility model relates to the technical field of seeding equipment, and discloses an automatic seeding machine which comprises a rack, a support feeding mechanism, a multi-head seeding mechanism, a soil covering mechanism and a support discharging mechanism are arranged on the rack, and the support feeding mechanism, the multi-head seeding mechanism, the soil covering mechanism and the support discharging mechanism are sequentially arranged on the rack. Compared with a belt conveying air cylinder which pushes a tray through compressed air, the multi-head seeding mechanism is high in efficiency and better in control compared with a traditional seeding mechanism due to the fact that a stepping motor is adopted in the multi-head seeding mechanism, and compared with traditional collection, large-batch and high-yield seeding is achieved through automatic collection of the tray outlet mechanism. And automation is achieved, stopping is achieved once full, and manpower resources are saved.

Description

Technical Field

[0001] The utility model relates to the technical field of sowing equipment, in particular to an automatic sowing machine. Background Art

[0002] An automatic seed drill is a device used in the agricultural field to automate the seed sowing process.

[0003] The currently existing seed drill is assembled from a tray feeding mechanism, a soil filling mechanism, a multi-head seeding mechanism, a surface soil mechanism, a tray output mechanism and a control system, but has a relatively single scope of application and the traditional belt drive is easily damaged, has a high maintenance cost, is not accurate enough, has a small seedling capacity, the seeding mechanism is difficult to control, and the tray output mechanism still requires manual operation, resulting in unnecessary waste and loss.

[0004] Therefore, it is necessary to design an automatic seeding machine to solve the above problems. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes an automatic seeding machine.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] An automatic seed drill comprises a frame, on which a support feeding mechanism, a multi-head seeding mechanism, a soil-feeding mechanism and a support discharging mechanism are arranged in sequence on the frame;

[0008] The multi-head seeding mechanism includes a fixed frame, a stepper motor, a screw, a slide rail, a slide seat, a mounting frame, a first cylinder and a seeding head vacuum emitter. The fixed frame is fixed on the frame, the stepper motor is mounted on the fixed frame, one end of the screw rod is axially connected to the output shaft of the stepper motor, and the other end is rotatably mounted on the fixed frame, the slide rail is fixed on the fixed frame, the slide seat is slidably assembled on the slide rail, and the slide seat is threadedly sleeved on the screw, the mounting frame is fixed on the slide seat, the first cylinder and the seeding head vacuum emitter are both mounted on the mounting frame, and the telescopic end of the first cylinder is connected to the seeding head vacuum emitter.

[0009] As a preferred technical solution of the utility model, the feed support mechanism includes a feed support rail, a feed support upper slide and a seedling tray. The feed support rail is fixed on the frame, the feed support upper slide is slidably installed on the feed support rail, the seedling tray is slidably installed on the frame, and the feed support upper slide is arranged opposite to the seedling tray.

[0010] As a preferred technical solution of the utility model, the soil-facing mechanism includes a soil box and a second cylinder. The soil box is rotatably mounted on the frame, the second cylinder is rotatably mounted on the frame, and the telescopic end of the second cylinder is rotatably connected to the soil box.

[0011] As a preferred technical solution of the utility model, the discharging mechanism includes an assembly frame, a lifting device, a lifting frame, a discharging plate and a third cylinder, the assembly frame is fixed on the frame, the lifting device is installed on the assembly frame, the lifting frame is slidably installed on the assembly frame, the two discharging plates are slidably connected to the lifting frame, the two third cylinders are installed on the lifting frame, and the two discharging plates are fixedly connected to the telescopic ends of the two third cylinders respectively.

[0012] As a preferred technical solution of the utility model, the shape of the feed rail is adapted to the shape of the feed upper slide.

[0013] The utility model has the following beneficial effects:

[0014] The seedling raising efficiency is high and the quantity is large; compared with belt transmission, the compressed air-driven tray can achieve accurate transmission to avoid unnecessary waste and has low cost; the multi-head sowing mechanism adopts stepper motor, which is more efficient and better controlled than the traditional sowing mechanism; the tray delivery mechanism adopts automatic collection, which realizes large batches and automation compared with traditional collection, and stops when full, saving human resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural schematic diagram of an automatic seeding machine proposed by the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the childcare institution;

[0017] Figure 3 It is a structural diagram of the feeding mechanism;

[0018] Figure 4 It is a structural schematic diagram of a multi-head seeding mechanism.

[0019] In the figure: 1 frame, 21 inlet support rail, 22 inlet support upper slide plate, 23 seedling tray, 31 fixed frame, 32 stepper motor, 33 screw rod, 34 slide rail, 35 slide seat, 36 mounting frame, 37 first cylinder, 38 sowing head vacuum launcher, 41 soil box, 42 second cylinder, 51 assembly frame, 52 lifting equipment, 53 lifting frame, 54 outlet support plate, 55 third cylinder. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely 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 of the embodiments.

[0021] Reference Figure 1-4 An automatic seed drill comprises a frame 1, on which a tray feeding mechanism, a multi-head seeding mechanism, a soil-feeding mechanism and a tray-out mechanism are arranged, and the tray feeding mechanism, the multi-head seeding mechanism, the soil-feeding mechanism and the tray-out mechanism are sequentially arranged on the frame 1;

[0022] The multi-head seeding mechanism includes a fixed frame 31, a stepping motor 32, a screw rod 33, a slide rail 34, a slide seat 35, a mounting frame 36, a first cylinder 37 and a seeding head vacuum emitter 38. The fixed frame 31 is fixed to the frame 1, the stepping motor 32 is mounted on the fixed frame 31, one end of the screw rod 33 is axially connected to the output shaft of the stepping motor 32, and the other end is rotatably mounted on the fixed frame 31, the slide rail 34 is fixed to the fixed frame 31, the slide seat 35 is slidably assembled on the slide rail 34, and the slide seat 35 is threadedly sleeved on the screw rod 33, and the mounting frame 36 is fixed. Fixed on the slide 35, the first cylinder 37 and the sowing head vacuum emitter 38 are both installed on the mounting frame 36, and the telescopic end of the first cylinder 37 is connected to the sowing head vacuum emitter 38. The first cylinder 37 and the vacuum emitter first absorb the seeds in the tray, and then the stepper motor 32 controls the sowing head to use the vacuum emitter to repeat sowing five times to complete the sowing of the seedling tray 23. The specific structure and working principle of the sowing head vacuum emitter 38 are not an innovative part of the present technical solution, and are not shown in the figure, and will not be elaborated here.

[0023] The support feeding mechanism includes a support feeding rail 21, a support feeding upper slide 22 and a seedling tray 23. The support feeding rail 21 is fixed on the frame 1, and the support feeding upper slide 22 is slidably installed on the support feeding rail 21. The support feeding rail 21 and the support feeding upper slide 22 are adapted in shape. The seedling tray 23 is slidably installed on the frame 1, and the support feeding upper slide 22 and the seedling tray 23 are arranged opposite to each other. The cylinder is telescopic to pull the support feeding upper slide 22 forward on the support feeding rail 21, arrive at the seedling tray 23 and push the seedling tray 23 to move forward. The cylinder compresses the air to generate power to push the seedling tray 23 to move on the slide rail through a small mechanical arm.

[0024] The soil filling mechanism includes a soil box 41 and a second cylinder 42. The soil box 41 is rotatably mounted on the frame 1. The second cylinder 42 is rotatably mounted on the frame 1. The telescopic end of the second cylinder 42 is rotatably connected to the soil box 41. The rear seedling tray 23 pushes the front seedling tray 23 to reach the soil filling mechanism to cover the bottom with nutrient soil. The second cylinder 42 telescopes and drives the fixed inclined soil box 41 to move around a single fulcrum to achieve soil filling work after sowing.

[0025] The unloading mechanism includes an assembly frame 51, a lifting device 52, a lifting frame 53, an unloading plate 54 and a third cylinder 55. The assembly frame 51 is fixed on the frame 1, the lifting device 52 is installed on the assembly frame 51, the lifting frame 53 is slidably installed on the assembly frame 51, two unloading plates 54 are slidably connected to the lifting frame 53, two third cylinders 55 are installed on the lifting frame 53, and the two unloading plates 54 are respectively fixedly connected to the telescopic ends of the two third cylinders 55. The unloading mechanism senses that the seedling tray 23 has arrived at the unloading mechanism, and the meshing device is controlled by the two third cylinders 55 to clamp the tray. The lifting device 52 drives the lifting frame 53 to lower the tray to the ground. The bottom sensor detects the ground, the lifting device 52 stops, and the two third cylinders 55 are released.

[0026] The specific working principle of the utility model is as follows:

[0027] The utility model improves the existing mechanism with problems. The support feeding mechanism adopts a larger space frame structure to accommodate the seedling tray 23. The transmission is composed of a slide rail cylinder and a manipulator. The cylinder is extended to pull the upper slide plate 22 of the support feeding to move forward on the support feeding rail 21, and reaches the seedling tray 23 to push the seedling tray 23 to move forward. The cylinder compressed air generates power to push the seedling tray 23 to move on the slide rail through a small manipulator. The latter seedling tray 23 pushes the former seedling tray 23 to reach the soil filling mechanism to cover the bottom with nutrient soil. The second cylinder 42 is extended to drive the fixed inclined soil box 41 to move around a single fulcrum to realize the surface soil work after sowing. After completion, another seedling tray 23 is pushed The first seedling tray 23 reaches the multi-head sowing mechanism, and the seeds in the tray are first sucked by the first cylinder 37 and the vacuum transmitter, and then the stepper motor 32 controls the sowing head to use the vacuum transmitter to repeat sowing five times to complete the sowing of the seedling tray 23; after sowing, the fourth group of seedling trays 23 are pushed so that the first seedling tray 23 reaches the surface soil mechanism for covering the seeds with nutrient soil; after completion, it enters the tray-out mechanism, and senses that the seedling tray 23 reaches the tray-out mechanism. The meshing device is controlled by two third cylinders 55 to clamp the tray, and the lifting device 52 drives the lifting frame 53 to lower the tray to the ground. The bottom sensor detects the ground, the lifting device 52 stops, and the two third cylinders 55 are released.

[0028] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An automatic seed drill, comprising a frame (1), characterized in that: The frame (1) is provided with a support feeding mechanism, a multi-head sowing mechanism, a soil spreading mechanism and a support discharging mechanism, and the support feeding mechanism, the multi-head sowing mechanism, the soil spreading mechanism and the support discharging mechanism are sequentially arranged on the frame (1); The multi-head seeding mechanism comprises a fixed frame (31), a stepping motor (32), a screw rod (33), a slide rail (34), a slide seat (35), a mounting frame (36), a first cylinder (37) and a seeding head vacuum emitter (38), wherein the fixed frame (31) is fixed on the frame (1), the stepping motor (32) is mounted on the fixed frame (31), one end of the screw rod (33) is axially connected to the output shaft of the stepping motor (32), and the other end is rotatably mounted on the fixed frame (31). The fixed frame (31) is provided with a slide rail (34) fixed on the fixed frame (31), the slide seat (35) is slidably mounted on the slide rail (34), and the slide seat (35) is threadedly sleeved on the screw rod (33), the mounting frame (36) is fixed on the slide seat (35), the first cylinder (37) and the seeding head vacuum transmitter (38) are both mounted on the mounting frame (36), and the telescopic end of the first cylinder (37) is connected to the seeding head vacuum transmitter (38).

2. An automatic seed drill according to claim 1, characterized in that: The support feeding mechanism comprises a support feeding rail (21), a support feeding upper slide plate (22) and a seedling raising tray (23); the support feeding rail (21) is fixed on the frame (1); the support feeding upper slide plate (22) is slidably mounted on the support feeding rail (21); the seedling raising tray (23) is slidably mounted on the frame (1); and the support feeding upper slide plate (22) and the seedling raising tray (23) are arranged opposite to each other.

3. The automatic seeder according to claim 1, characterized in that: The soil-facing mechanism comprises a soil box (41) and a second cylinder (42); the soil box (41) is rotatably mounted on the frame (1); the second cylinder (42) is rotatably mounted on the frame (1); and the telescopic end of the second cylinder (42) is rotatably connected to the soil box (41).

4. The automatic seeder according to claim 1, characterized in that: The discharging mechanism comprises an assembly frame (51), a lifting device (52), a lifting frame (53), a discharging plate (54) and a third cylinder (55); the assembly frame (51) is fixed on the frame (1); the lifting device (52) is installed on the assembly frame (51); the lifting frame (53) is slidably installed on the assembly frame (51); the two discharging plates (54) are slidably connected to the lifting frame (53); the two third cylinders (55) are installed on the lifting frame (53); and the two discharging plates (54) are respectively fixedly connected to the telescopic ends of the two third cylinders (55).

5. The automatic seeder according to claim 2, characterized in that: The shape of the inlet support rail (21) is adapted to the shape of the inlet support upper slide plate (22).

Images