Air suction type seeding mechanism of coix seed seeding machine

Abstract

The utility model discloses an air suction type seeding mechanism of a coix seed seeding machine, and particularly relates to the technical field of coix seed seeding machines, the air suction type seeding mechanism comprises two groups of fixing frames, and seed sliding cylinders are symmetrically connected to one ends of the inner sides of the two groups of fixing frames; and the first baffle plate is arranged at the top of one group of fixing frames. By arranging the swing rod, the cross rod, the rotating handle, the inverted-U-shaped slide way, the driving mechanism and the like, the swing rod can pull the cross rod to move along the inverted-U-shaped slide way, so that the cross rod drives the air suction needle head to move along a U-shaped track, and the air suction needle head can reciprocate between the seed sliding barrel and the seed box; the shape of the head part of the air suction needle head is matched with the size of coix seeds, so that only one seed can be sucked each time, under the action of the structure, the seeding can be stably and efficiently realized, the seeding quantity is conveniently and accurately controlled, the condition of miss-seeding is avoided, the seeds are uniformly distributed in the field, and the seeding effect and the seeding efficiency are greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of coix seed seeders, in particular to an air suction seeding mechanism of a coix seed seeder. Background Art

[0002] Job's tears is the dried mature kernel of coix, also known as coix seed, medicinal corn, and water corn. When sowing and planting coix, due to the numerous planting steps, the labor demand is large, and in recent years, the number of rural laborers has decreased, the price has increased, and the planting cost has increased. At the same time, the scattered block land is not convenient for large-scale mechanized planting, and a special coix seeding machine is often required. In the traditional coix planting process, the seeds may be unevenly distributed in the field due to manual or precision problems of seeding machines, affecting the uniformity of seedling emergence, and there may be omissions during the sowing process, which can easily cause local seedling shortages. Therefore, it is necessary to design a stable and efficient sowing mechanism that can accurately control the sowing quantity to solve the above problems. Utility Model Content

[0003] The utility model aims to provide an air-suction sowing mechanism of a coix seed seeder, which can make the swing rod pull the cross bar to move along the inverted U-shaped slideway by arranging structures such as a swing rod, a cross bar, a rotating handle, a inverted U-shaped slideway and a driving mechanism, so that the swing rod can pull the cross bar to move along the inverted U-shaped slideway, so that the cross bar drives the air suction needle to move along the U-shaped track, so that the air suction needle can move back and forth between the seed slide and the seed box, and the head shape of the air suction needle matches the size of the coix seed, which can ensure that only one seed can be sucked each time. Under the action of this structure, sowing can be achieved stably and efficiently, and the sowing quantity can be accurately controlled, so as to avoid the situation of missed sowing. The seeds are evenly distributed in the field, which greatly improves the sowing effect and sowing efficiency, so as to solve the above-mentioned deficiencies in the technology.

[0004] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: an air suction sowing mechanism of a coix seed sowing machine, comprising:

[0005] Two sets of fixing frames, wherein one end of the inner side of the two sets of fixing frames is symmetrically connected with a seed slide;

[0006] The first baffle plate is arranged on the top of one of the groups of fixed frames, a swing rod is rotatably installed in the middle of the side wall of the first baffle plate, one end of the swing rod is located on the inner side of the first baffle plate and is connected with a rotating handle, and a driving mechanism is arranged at the other end of the swing rod, a slide is arranged on the side wall of the first baffle plate, a guide groove facing the slide is arranged on the side wall of the rotating handle, a slidable movable seat is arranged between the guide groove and the slide, a cross bar is penetrated and connected in the movable seat, and clamps are symmetrically arranged at both ends of the cross bar near the top of the seed slide, and an air suction needle is installed on the clamp;

[0007] The second baffle is arranged on the top of another set of fixing frames, and the side wall of the second baffle is provided with a guide assembly, and the end of the cross bar is connected to the guide assembly.

[0008] Preferably, the slideway has an inverted U-shaped structure.

[0009] Preferably, the driving mechanism comprises a stepping motor, an output end of the stepping motor is connected to a first gear, a second gear is fixed to one end of the swing arm relative to the rotating handle, and the first gear is meshed with the second gear.

[0010] Preferably, the diameter of the first gear is smaller than the diameter of the second gear.

[0011] Preferably, a mounting frame is provided on the bottom side of the stepper motor, and the stepper motor is fixedly connected to the frame of the coix seed seeder through the mounting frame.

[0012] Preferably, the guide assembly includes a cross slide arranged on the inner side of the second baffle, and one end of the cross rod is connected to the output end of the cross slide.

[0013] Preferably, the cross slide includes a vertical slide rail and a transverse slide rail, the transverse slide rail is fixedly connected to the inner side of the second baffle, and the vertical slide rail is connected to the transverse slide rail through a slide seat, and the side wall of the transverse slide rail is fixedly connected to the cross bar through the slide seat.

[0014] Preferably, the seed slide comprises an upper section and a lower section, and the lower section is inclined.

[0015] Preferably, both sides of the bottom ends of the first baffle plate and the second baffle plate are connected with L-shaped connecting plates, and the first baffle plate and the second baffle plate are fixedly connected to the fixing frame through the L-shaped connecting plates.

[0016] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0017] 1. By setting structures such as a swing arm, a cross bar, a rotating handle, an inverted U-shaped slide and a driving mechanism, the swing arm can pull the cross bar to move along the inverted U-shaped slide, so that the cross bar drives the air suction needle to move along the U-shaped track, so that the air suction needle can move back and forth between the seed slide and the seed box, and the head shape of the air suction needle matches the size of the coix seed, which can ensure that only one seed can be sucked each time. Under the action of this structure, sowing can be achieved stably and efficiently, and the sowing quantity can be accurately controlled, avoiding the situation of missed sowing. The seeds are evenly distributed in the field, which greatly improves the sowing effect and sowing efficiency.

[0018] 2. By setting a cross slide at one end of the cross bar, the cross slide can support and guide the cross bar, eliminating the rotational force brought by the turning handle and the movable seat to the cross bar, so that the cross bar can drive the air suction needle to reciprocate accurately and stably between the seed slide and the seed box. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model in the southeast direction;

[0022] Figure 3 It is a schematic diagram of the three-dimensional structure of the utility model in the northwest direction;

[0023] Figure 4 It is a schematic diagram of the three-dimensional structure of the utility model when viewed from above.

[0024] Description of reference numerals:

[0025] 1. Fixed frame; 2. Seed slide; 3. First baffle; 4. Rocker; 5. Turning handle; 6. Movable seat; 7. Guide groove; 8. Slideway; 9. Cross bar; 10. Clamp; 11. Air suction needle; 12. Stepper motor; 13. First gear; 14. Second gear; 15. Second baffle; 16. Cross slide; 17. Vertical slide rail; 18. Horizontal slide rail; 19. L-shaped connecting plate. DETAILED DESCRIPTION

[0026] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0027] The utility model provides Figure 1-Figure 4 The air suction sowing mechanism of the coix seed seeder shown comprises:

[0028] Two sets of fixing frames 1, one end of the inner side of the two sets of fixing frames 1 is symmetrically connected with a seed slide 2;

[0029] The seed slide 2 comprises an upper section and a lower section, and the lower section is arranged in an inclined manner, so as to facilitate unloading.

[0030] A first baffle plate 3 is arranged at the top of one of the fixed frames 1. A swing rod 4 is rotatably installed in the middle of the side wall of the first baffle plate 3. One end of the swing rod 4 is located on the inner side of the first baffle plate 3 and is connected to a rotating handle 5, and a driving mechanism is arranged at the other end of the swing rod 4. A slideway 8 is provided on the side wall of the first baffle plate 3. A guide groove 7 facing the slideway 8 is provided on the side wall of the rotating handle 5. A slidable movable seat 6 is provided between the guide groove 7 and the slideway 8. A cross bar 9 is connected through the movable seat 6. Clamps 10 are symmetrically arranged at both ends of the cross bar 9 near the top of the seed slide 2, and an air suction needle 11 is installed on the clamp 10;

[0031] The slideway 8 is an inverted U-shaped structure.

[0032] The driving mechanism includes a stepper motor 12 , the output end of the stepper motor 12 is connected to a first gear 13 , a second gear 14 is fixed to one end of the swing rod 4 relative to the handle 5 , and the first gear 13 is meshed with the second gear 14 .

[0033] The diameter of the first gear 13 is smaller than the diameter of the second gear 14 .

[0034] A mounting frame is provided on the bottom side of the stepper motor 12, and the stepper motor 12 is fixedly connected to the frame of the coix seed seeder through the mounting frame.

[0035] When the utility model is in use, the first gear 13 can be driven to rotate by the stepping motor 12, so that the first gear 13 drives the second gear 14 to rotate, and then the second gear 14 drives the swing rod 4 to rotate on the first baffle 3. Since the diameter of the first gear 13 is smaller than the diameter of the second gear 14, the decelerated rotation can be realized, and then the swing rod 4 can drive the rotating handle 5 to rotate. Under the rotation and traction of the rotating handle 5, the movable seat 6 on the cross bar 9 can slide along the guide groove 7 and the slideway 8 at the same time. Since the sliding trajectory is an inverted U-shape of the slideway 8, the cross bar 9 drives the air suction needle 11 to move along the inverted U-shaped trajectory through the clamp 10, so that the air suction needle 11 can reciprocate between the seed slide 2 and the seed box, and the head shape of the air suction needle 11 matches the size of the coix seed, which can ensure that only one seed can be sucked each time. Under the action of this structure, sowing can be achieved stably and efficiently, and it is convenient to accurately control the sowing quantity, avoiding the situation of missed sowing, and the seeds are evenly distributed in the field, which greatly improves the sowing effect and sowing efficiency.

[0036] The second baffle 15 is arranged on the top of another set of fixing frames 1, and the side wall of the second baffle 15 is provided with a guide assembly, and the end of the cross bar 9 is connected to the guide assembly.

[0037] The guide assembly includes a cross slide 16 disposed inside the second baffle 15 , and one end of the cross rod 9 is connected to the output end of the cross slide 16 .

[0038] By setting up a cross slide 16, the end of the cross bar 9 can be moved along the slide rail on the cross slide 16, so that the cross bar 9 can be supported and guided, eliminating the rotational force brought by the turning handle 5 and the movable seat 6 to the cross bar 9, so that the cross bar 9 can drive the air suction needle 11 to reciprocate accurately and stably between the seed slide 2 and the seed box.

[0039] The cross slide 16 includes a vertical slide rail 17 and a transverse slide rail 18. The transverse slide rail 18 is fixedly connected to the inner side of the second baffle 15, and the vertical slide rail 17 is connected to the transverse slide rail 18 through a slide seat. The side wall of the transverse slide rail 18 is fixedly connected to the cross bar 9 through the slide seat.

[0040] The crossbar 9 can slide along the vertical slide rail 17 through the slide seat, and the vertical slide rail 17 can slide along the transverse slide rail 18 through the slide seat to ensure stable movement.

[0041] L-shaped connecting plates 19 are connected to both sides of the bottom ends of the first baffle 3 and the second baffle 15, and the first baffle 3 and the second baffle 15 are fixedly connected to the fixing frame 1 through the L-shaped connecting plates 19. The L-shaped connecting plates 19 are used in conjunction with bolts to facilitate the disassembly connection of the first baffle 3 and the second baffle 15 on the fixing frame 1.

[0042] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. An air suction sowing mechanism of a coix seed sowing machine, characterized in that: include: Two sets of fixing frames (1), wherein one end of the inner side of the two sets of fixing frames (1) is symmetrically connected to a seed slide cylinder (2); A first baffle (3), the first baffle (3) is arranged at the top of one group of fixed frames (1), a swing rod (4) is rotatably installed in the middle of the side wall of the first baffle (3), one end of the swing rod (4) is located on the inner side of the first baffle (3) and is connected to a rotating handle (5), and a driving mechanism is arranged at the other end of the swing rod (4), a slideway (8) is provided on the side wall of the first baffle (3), a guide groove (7) facing the slideway (8) is provided on the side wall of the rotating handle (5), a slidable movable seat (6) is provided between the guide groove (7) and the slideway (8), a cross bar (9) is connected through the movable seat (6), and clamps (10) are symmetrically arranged at both ends of the cross bar (9) near the top of the seed slide (2), and an air suction needle (11) is installed on the clamp (10); A second baffle (15), the second baffle (15) is arranged on the top of another set of fixing frames (1), and a guide assembly is arranged on the side wall of the second baffle (15), and the end of the cross bar (9) is connected to the guide assembly.

2. The air suction sowing mechanism of the coix seed seeder according to claim 1, characterized in that: The slideway (8) is an inverted U-shaped structure.

3. The air suction sowing mechanism of the coix seed seeder according to claim 1, characterized in that: The driving mechanism comprises a stepping motor (12), the output end of the stepping motor (12) is connected to a first gear (13), a second gear (14) is fixed to one end of the swing rod (4) relative to the rotating handle (5), and the first gear (13) is meshed with the second gear (14).

4. The air suction sowing mechanism of the coix seed seeder according to claim 3, characterized in that: The diameter of the first gear (13) is smaller than the diameter of the second gear (14).

5. The air suction sowing mechanism of the coix seed seeder according to claim 3, characterized in that: A mounting frame is provided on the bottom side of the stepper motor (12), and the stepper motor (12) is fixedly connected to the frame of the coix seed seeder via the mounting frame.

6. The air suction sowing mechanism of the coix seed seeder according to claim 1, characterized in that: The guide assembly comprises a cross slide (16) arranged on the inner side of the second baffle (15), and one end of the cross rod (9) is connected to the output end of the cross slide (16).

7. The air suction sowing mechanism of the coix seed seeder according to claim 6, characterized in that: The cross slide (16) comprises a vertical slide rail (17) and a transverse slide rail (18), wherein the transverse slide rail (18) is fixedly connected to the inner side of the second baffle (15), and the vertical slide rail (17) is connected to the transverse slide rail (18) via a slide seat, and the side wall of the transverse slide rail (18) is fixedly connected to the cross bar (9) via the slide seat.

8. The air suction sowing mechanism of the coix seed seeder according to claim 1, characterized in that: The seed slide (2) comprises an upper section and a lower section, and the lower section is arranged in an inclined manner.

9. The air suction sowing mechanism of the coix seed seeder according to claim 1, characterized in that: Both sides of the bottom ends of the first baffle plate (3) and the second baffle plate (15) are connected with L-shaped connecting plates (19), and the first baffle plate (3) and the second baffle plate (15) are fixedly connected to the fixing frame (1) via the L-shaped connecting plates (19).

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