A quantitative sowing machine

Abstract

The utility model relates to the technical field of seeding machines, and discloses a quantitative seeding machine, including a seeding frame, a material storage box is fixedly connected to the front end of the upper surface of the seeding frame, a first installation cavity and a second installation cavity are respectively opened at the front end and the rear end of the seeding frame, a first servo motor is fixedly connected to the rear end of the inner wall of the second installation cavity, and a rotating rod is fixedly connected to the output end of the first servo motor. In the utility model, when the quantitative seeding machine is used, the seeds required for sowing are conveniently stored through the material storage box, the seeds are conveniently transported to the first installation cavity through the delivery pipe, the first servo motor is started to drive the rotating rod and the auger blades to rotate, thereby driving the seeds to be transported to the sowing pipe, and the flow rate of the seeds is conveniently controlled by starting the electromagnetic control valve, so as to adjust the opening degree of the electromagnetic control valve according to the sowing demand and control the flow rate of the seeds.

Description

Technical Field

[0001] The utility model relates to the technical field of seed drills, in particular to a quantitative seed drill. Background Art

[0002] As we all know, sowing refers to the process of evenly spreading seeds into the soil in a farmland or planting area so that the seeds can take root, germinate, and grow into plants. Sowing is one of the important links in agricultural production, which determines the density, growth status and yield of crops. Usually, a seeder is needed in the sowing process to assist and improve the efficiency of sowing. It can replace the traditional manual sowing method, reduce manual labor, and improve the speed and accuracy of sowing.

[0003] However, traditional quantitative seeding machines usually use manual switches for sowing, which have disadvantages such as inconvenient operation, low precision, low efficiency and instability, affecting the sowing efficiency and sowing quality. Therefore, technical improvements are urgently needed. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a quantitative sowing seeder is proposed. When the quantitative sowing seeder is used, the seeds required for sowing are stored through a storage box, the seeds are conveniently transported to a first installation cavity through a delivery pipe, and the first servo motor is started to drive the rotating rod and the auger blades to rotate, thereby driving the seeds to be transported to the sowing pipe, and the flow rate of the seeds is conveniently controlled by starting the electromagnetic control valve, so that the opening degree of the electromagnetic control valve is adjusted according to the sowing demand to control the flow rate of the seeds.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A quantitative sowing seeder comprises a sowing frame, a material storage box is fixedly connected to the front end of the upper surface of the sowing frame, a first installation cavity and a second installation cavity are respectively opened at the front end and the rear end inside the sowing frame, a first servo motor is fixedly connected to the rear end of the inner wall of the second installation cavity, a rotating rod is fixedly connected to the output end of the first servo motor, the rotating rod passes through the second installation cavity to the inside of the first installation cavity and is rotatably connected to the front end of the inner wall of the first installation cavity, and a lifting box is fixedly connected to the middle part of the outer wall of the rear end of the sowing frame;

[0007] The outer wall of the rotating rod (8) is fixedly connected with an auger blade (9), and the bottom surface of the first installation cavity (5) is connected through two sowing tubes (11), and the lower ends of the two sowing tubes (11) pass through the sowing rack (1) to the outside of the sowing rack (1) and are sleeved with an electromagnetic control valve (12).

[0008] Through the above technical scheme, compared with the existing quantitative sowing seeder, when the quantitative sowing seeder is used, the second servo motor is started to drive the threaded rod to rotate and at the same time drive the lifting block to move, and the guide rod is used to limit the lifting block so that it can move up and down, thereby adjusting the distance between the bulldozer block and the ground soil, and the push rod pushes the self-locking universal wheel to move and drives the seeding frame to move as a whole, thereby sowing seeds and pushing the soil to bury the seeds at the same time, and the practical performance is high.

[0009] Furthermore, a feed inlet is provided in the middle of the upper surface of the material storage box, and a blocking cover is placed on the inner wall of the feed inlet;

[0010] Through the above technical solution, the required seeds can be stored conveniently through the feed port, and the feed port can be opened or closed conveniently through the plugging cover.

[0011] Furthermore, a conveying pipe is connected through the middle of the inner bottom surface of the material storage box, and the lower end of the conveying pipe passes through the sowing rack to the inside of the first installation cavity;

[0012] Through the above technical solution, the seeds in the discharge box can be easily transported to the first installation cavity through the delivery tube.

[0013] Furthermore, a storage cavity is provided inside the lifting box, a second servo motor is fixedly connected to the middle of the top surface of the storage cavity, a threaded rod is fixedly connected to the output end of the second servo motor, and a lifting block is sleeved on the rod body of the threaded rod;

[0014] Through the above technical solution, the second servo motor is started to drive the threaded rod to rotate and at the same time drive the lifting block to move.

[0015] Furthermore, guide rods are fixedly connected to both sides of the top surface of the storage cavity, and the guide rods pass through the lifting block and are fixedly connected to the bottom of the storage cavity, and a bulldozer block is fixedly connected to the lower end of the lifting block;

[0016] Through the above technical solution, the lifting block can be easily limited by the guide rod so that it can drive the bulldozer block to move up and down.

[0017] Furthermore, a PLC control panel is provided at the rear end of the outer wall of one side of the sowing rack;

[0018] Through the above technical solution, the first servo motor, the second servo motor and the electromagnetic control valve are electrically connected through the PLC control panel, so as to facilitate the control of their switching.

[0019] Furthermore, push rods are fixedly connected to the rear ends of the outer walls on both sides of the seeding rack, and self-locking universal wheels are fixedly connected to the four corners of the lower surface of the seeding rack;

[0020] Through the above technical solution, the self-locking universal wheel can be pushed by the push rod to drive the whole to move.

[0021] The utility model has the following beneficial effects:

[0022] 1. The utility model proposes a quantitative sowing seeder. Compared with the existing quantitative sowing seeder, when the quantitative sowing seeder is used, the seeds required for sowing are stored through a storage box, the seeds are conveniently transported to the first installation cavity through a delivery pipe, the first servo motor is started to drive the rotating rod and the auger blades to rotate, thereby driving the seeds to be transported to the sowing pipe, and the flow rate of the seeds is conveniently controlled by starting the electromagnetic control valve, so that the opening degree of the electromagnetic control valve is adjusted according to the sowing demand to control the flow rate of the seeds.

[0023] 2. The utility model proposes a quantitative sowing seeder. Compared with the existing quantitative sowing seeder, when the quantitative sowing seeder is used, the second servo motor is started to drive the threaded rod to rotate and drive the lifting block to move at the same time. The guide rod is used to limit the lifting block so that it can move up and down, thereby adjusting the distance between the bulldozer block and the ground soil. The push rod pushes the self-locking universal wheel to move and drives the seeding frame to move as a whole, thereby sowing seeds and pushing the soil to bury the seeds at the same time, and the practical performance is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is an axonometric diagram of a quantitative sowing machine proposed in the utility model;

[0025] Figure 2 This is an axial section diagram of a quantitative sowing machine proposed by the utility model;

[0026] Figure 3 This is an axonometric schematic diagram of a quantitative sowing machine proposed in the utility model;

[0027] Figure 4 for Figure 2 The enlarged view of point A in the middle;

[0028] Figure 5 for Figure 3 Enlarged view of point B in the middle.

[0029] 1. Seeding rack; 2. Storage box; 3. Feed inlet; 4. Cover; 5. First installation cavity; 6. Second installation cavity; 7. First servo motor; 8. Rotating rod; 9. Auger blade; 10. Delivery pipe; 11. Seeding pipe; 12. Solenoid control valve; 13. Lifting box; 14. Storage cavity; 15. Second servo motor; 16. Threaded rod; 17. Lifting block; 18. Guide rod; 19. Bulldozer block; 20. PLC control panel; 21. Push rod; 22. Self-locking universal wheel. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] Reference Figure 1-5 The utility model provides an embodiment: a quantitative sowing seeder, comprising a sowing frame 1, a material storage box 2 is fixedly connected to the front end of the upper surface of the sowing frame 1, a first installation cavity 5 and a second installation cavity 6 are respectively opened at the front end and the rear end inside the sowing frame 1, a first servo motor 7 is fixedly connected to the rear end of the inner wall of the second installation cavity 6, a rotating rod 8 is fixedly connected to the output end of the first servo motor 7, the rotating rod 8 passes through the second installation cavity 6 to the inside of the first installation cavity 5 and is rotatably connected to the front end of the inner wall of the first installation cavity 5, and a lifting box 13 is fixedly connected to the middle of the outer wall of the rear end of the sowing frame 1;

[0032] The outer wall of the rotating rod 8 is fixedly connected with an auger blade 9, and the bottom surface of the first installation cavity 5 is connected with two sowing pipes 11, and the lower ends of the two sowing pipes 11 pass through the sowing rack 1 to the outside of the sowing rack 1 and are sleeved with an electromagnetic control valve 12.

[0033] Compared with the existing quantitative sowing seeder, when the quantitative sowing seeder is used, the second servo motor 15 is started to drive the threaded rod 16 to rotate and drive the lifting block 17 to move. The guide rod 18 is used to limit the lifting block 17 so that it can move up and down, thereby adjusting the distance between the bulldozer 19 and the ground soil. The push rod 21 pushes the self-locking universal wheel 22 to move and drives the sowing frame 1 to move as a whole, thereby sowing seeds and pushing the soil to bury the seeds at the same time, and the practical performance is high.

[0034] A feeding port 3 is provided in the middle of the upper surface of the storage box 2, and a plugging cover 4 is placed on the inner wall of the feeding port 3. The feeding port 3 is used to store the required seeds, and the plugging cover 4 is used to open or close the feeding port 3. A conveying pipe 10 is connected to the middle of the inner bottom surface of the storage box 2, and the lower end of the conveying pipe 10 passes through the sowing frame 1 to the inside of the first installation cavity 5. The seeds in the discharge box are conveniently conveyed to the first installation cavity 5 through the conveying pipe 10. A storage cavity 14 is provided inside the lifting box 13, and a second servo motor 15 is fixedly connected to the middle of the top surface of the storage cavity 14. A threaded rod 16 is fixedly connected to the output end of the second servo motor 15, and a lifting block 17 is sleeved on the rod body of the threaded rod 16. By starting the second servo motor 15, the threaded rod 16 is driven to rotate and the lifting block 17 is driven at the same time. To move, guide rods 18 are fixedly connected to both sides of the top surface of the storage chamber 14, and the guide rods 18 all penetrate the lifting block 17 and are fixedly connected to the bottom of the storage chamber 14. A bulldozer 19 is fixedly connected to the lower end of the lifting block 17, and the guide rods 18 are convenient for limiting the lifting block 17 so that it drives the bulldozer 19 to move up and down. A plc control panel 20 is provided at the rear end of the outer wall of one side of the seeding rack 1, and the plc control panel 20 is electrically connected to the first servo motor 7, the second servo motor 15 and the electromagnetic control valve 12 to control its switch, and push rods 21 are fixedly connected to the rear ends of the outer walls of both sides of the seeding rack 1, and self-locking universal wheels 22 are fixedly connected at the four corners of the lower surface of the seeding rack 1. The self-locking universal wheels 22 are conveniently pushed by the push rods 21 to drive the whole to move.

[0035] Working principle: When in use, the storage box 2 is used to store the seeds to be sown, and the delivery pipe 10 is used to deliver the seeds to the first installation cavity 5. The first servo motor 7 is started to drive the rotating rod 8 and the auger blade 9 to rotate, thereby driving the seeds to be delivered to the sowing tube 11. The solenoid control valve 12 is started to control the flow of seeds, so as to adjust the opening degree of the solenoid control valve 12 according to the sowing demand to control the flow of seeds. The second servo motor 15 is started to drive the threaded rod 16 to rotate and drive the lifting block 17 to move. The guide rod 18 is used to limit the lifting block 17 so that it moves up and down, thereby adjusting the distance between the bulldozer block 19 and the ground soil. The push rod 21 pushes the self-locking universal wheel 22 to move and drives the sowing frame 1 to move as a whole, so as to sow the seeds while pushing the soil to bury the seeds.

[0036] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A quantitative sowing machine, comprising a sowing frame (1), characterized in that: The front end of the upper surface of the sowing rack (1) is fixedly connected to a material storage box (2); the front end and the rear end of the sowing rack (1) are respectively provided with a first installation cavity (5) and a second installation cavity (6); the rear end of the inner wall of the second installation cavity (6) is fixedly connected to a first servo motor (7); the output end of the first servo motor (7) is fixedly connected to a rotating rod (8); the rotating rod (8) passes through the second installation cavity (6) to the inside of the first installation cavity (5) and is rotatably connected to the front end of the inner wall of the first installation cavity (5); and the middle part of the outer wall of the rear end of the sowing rack (1) is fixedly connected to a lifting box (13); The outer wall of the rotating rod (8) is fixedly connected with an auger blade (9), and the bottom surface of the first installation cavity (5) is connected through two sowing tubes (11), and the lower ends of the two sowing tubes (11) pass through the sowing rack (1) to the outside of the sowing rack (1) and are sleeved with an electromagnetic control valve (12).

2. A quantitative sowing machine according to claim 1, characterized in that: A feed opening (3) is provided in the middle of the upper surface of the material storage box (2), and a blocking cover (4) is placed on the inner wall of the feed opening (3).

3. A quantitative sowing machine according to claim 1, characterized in that: A conveying pipe (10) is connected through the middle of the inner bottom surface of the material storage box (2), and the lower end of the conveying pipe (10) passes through the sowing rack (1) to the inside of the first installation cavity (5).

4. A quantitative sowing machine according to claim 1, characterized in that: A storage chamber (14) is provided inside the lifting box (13); a second servo motor (15) is fixedly connected to the middle of the top surface of the storage chamber (14); a threaded rod (16) is fixedly connected to the output end of the second servo motor (15); and a lifting block (17) is sleeved on the rod body of the threaded rod (16).

5. A quantitative sowing machine according to claim 4, characterized in that: Guide rods (18) are fixedly connected to both sides of the top surface of the storage chamber (14); the guide rods (18) pass through the lifting block (17) and are fixedly connected to the bottom of the storage chamber (14); and a bulldozer block (19) is fixedly connected to the lower end of the lifting block (17).

6. A quantitative sowing machine according to claim 1, characterized in that: A PLC control panel (20) is provided at the rear end of an outer wall of one side of the sowing rack (1).

7. A quantitative sowing machine according to claim 1, characterized in that: Push rods (21) are fixedly connected to the rear ends of the outer walls on both sides of the sowing frame (1), and self-locking universal wheels (22) are fixedly connected to the four corners of the lower surface of the sowing frame (1).

Images