CN220422425U - Blanking mechanism for agricultural seeder - Google Patents

Abstract

The utility model relates to the technical field of auxiliary structures of agricultural seeders, in particular to a blanking mechanism for an agricultural seeder. The technical proposal comprises: the hopper down, the backup pad is installed to one side outer wall below of hopper down, the last surface mounting of backup pad has curb plate and first gear motor, and the curb plate is located one side of first gear motor, install the cam on the output shaft of first gear motor, one side of cam is provided with the stripper plate, the stripper plate is installed on the one end of spliced pole, the other end of spliced pole runs through the through-hole and is connected with L type baffle, the outer cover of the outer wall of spliced pole is equipped with the spring, and the spring is located between curb plate and the stripper plate, the bottom of hopper is provided with the discharging pipe down, the inside of discharging pipe is provided with circular baffle. The automatic intermittent blanking device not only realizes automatic intermittent blanking, but also is convenient for staff to control the blanking amount, and has convenient operation and use and strong practicability.

Description

Blanking mechanism for agricultural seeder

Technical Field

The utility model relates to the technical field of auxiliary structures of agricultural seeders, in particular to a blanking mechanism for an agricultural seeder.

Background

The agriculture is an industry for obtaining products by utilizing growth and development rules of animals and plants through artificial cultivation, the agriculture belongs to a first industry, the science for researching agriculture is agronomic, the labor object of agriculture is living animals and plants, the obtained products are the animals and plants themselves, and a sowing machine is generally used for sowing seeds in the process of agricultural production.

Through retrieving, patent publication number CN211240787U discloses a blanking mechanism for agricultural seeder, relates to the agricultural field. This unloading mechanism for agricultural seeder, including the unloading hopper, the bottom surface fixed mounting of unloading hopper has two symmetrical support frames, and drive unloading mechanism is installed to the lower part between two support frames, and the equal fixed mounting in bottom surface of every support frame has the connecting rod, fixed mounting has solid fixed ring between the bottom of connecting rod. This unloading mechanism for agricultural seeder passes through the drive belt and is connected with the wheel transmission of seeder with the drive wheel to at the in-process of impelling seeding, drive the drive wheel and rotate, and drive the carousel rotates, carousel rotation in-process passes through the transmission of support column, connecting rod and swivel and drives the grafting pipe and reciprocate from top to bottom, when the grafting pipe rises, hides the feed opening to spacing intraductal, thereby blocks the unloading, and when the grafting pipe descends, the seed is sowed through the feed opening whereabouts, thereby when impelling seeding, better intermittent seeding.

When current unloading mechanism for agricultural seeder is sowing the unloading, generally adopts the operating means of ooff valve to realize intermittent type formula seeding, and this kind of intermittent type formula seeding operation is loaded down with trivial details, and the interval of difficult staff accurate control seeding, and also the unloading volume of difficult staff control seeding, for this reason we propose an agricultural seeder and use unloading mechanism to solve current problem.

Disclosure of Invention

The utility model aims to provide a blanking mechanism for an agricultural seeder, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a blanking mechanism for agricultural seeder, includes the hopper down, the backup pad is installed to one side outer wall below of hopper down, the last surface mounting of backup pad has curb plate and first gear motor, and the curb plate is located one side of first gear motor, install the cam on the output shaft of first gear motor, one side of cam is provided with the stripper plate, the stripper plate is installed on the one end of spliced pole, the other end of spliced pole runs through the through-hole and is connected with L type baffle, the outer cover of the outer wall of spliced pole is equipped with the spring, and the spring is located between curb plate and the stripper plate, the bottom of hopper is provided with the discharging pipe down, the inside of discharging pipe is provided with circular baffle, install first connecting axle and second connecting axle on the both sides outer wall of circular baffle respectively, the other end of second connecting axle runs through the bearing on discharging pipe one side outer wall and extends to outside and be connected with second gear motor through the shaft coupling.

Preferably, the outer wall of one side of the extrusion plate is attached to the outer wall of the cam.

Preferably, the through hole is formed on the outer wall of the side plate, and the outer wall of the connecting column is in clearance connection with the hole wall of the through hole.

Preferably, the second gear motor is arranged on the upper surface of the supporting block, and the supporting block is arranged on the outer wall of one side of the discharging pipe.

Preferably, the first connecting shaft is mounted in a bearing on the outer wall of the other side of the tapping pipe.

Preferably, the guide blocks are arranged on two sides of the bottom end inside the discharging hopper.

Preferably, a feeding pipe is arranged at the top end of the discharging hopper.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the matching arrangement of a series of structures such as the cam, the first gear motor, the spring, the extrusion plate, the connecting column, the L-shaped baffle plate and the like, the first gear motor is started to drive the cam to rotate, the cam rotates to cause reciprocating extrusion operation on the extrusion plate, the extrusion plate is subjected to reciprocating extrusion to indirectly cause the L-shaped baffle plate to reciprocate, the L-shaped baffle plate reciprocates, so that automatic intermittent blanking of the discharging pipe is realized, the operation and the use are simple, the precision of the blanking interval of sowing is improved, and the worker can also adjust the blanking interval of sowing by controlling the rotating speed of the first gear motor.

2. According to the utility model, through the matching arrangement of a series of structures such as the second gear motor, the first connecting shaft, the second connecting shaft, the circular baffle plate and the like, the second gear motor is started to indirectly drive the circular baffle plate to rotate, so that the included angle between the circular baffle plate and the discharging pipe can be adjusted, and the included angle between the circular baffle plate and the discharging pipe can be adjusted, so that the discharging amount can be controlled by a worker conveniently, and the device is convenient for the worker to use and has high practicability.

Drawings

FIG. 1 is a schematic diagram of a first embodiment of the present utility model;

FIG. 2 is a schematic diagram of a second embodiment of the present utility model;

FIG. 3 is a schematic view of the internal structure of the present utility model;

FIG. 4 is a cross-sectional view of a tapping pipe according to the present utility model.

In the figure: 1. a feeding tube; 2. discharging a hopper; 3. a connecting column; 4. a spring; 5. an extrusion plate; 6. a side plate; 7. an L-shaped baffle; 8. a first gear motor; 9. a cam; 10. a support plate; 11. a discharge pipe; 12. a second gear motor; 13. a support block; 14. a through hole; 15. a circular baffle; 16. a first connecting shaft; 17. a second connecting shaft; 18. and a flow guiding block.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1-4, the blanking mechanism for the agricultural seeder provided by the utility model comprises a blanking hopper 2, a supporting plate 10 is arranged below the outer wall of one side of the blanking hopper 2, a side plate 6 and a first speed reduction motor 8 are arranged on the upper surface of the supporting plate 10, the side plate 6 is positioned on one side of the first speed reduction motor 8, a cam 9 is arranged on the output shaft of the first speed reduction motor 8, an extrusion plate 5 is arranged on one side of the cam 9, the extrusion plate 5 is arranged on one end of a connecting column 3, the other end of the connecting column 3 penetrates through a through hole 14 and is connected with an L-shaped baffle 7, a spring 4 is sleeved outside the outer wall of the connecting column 3, the spring 4 is positioned between the side plate 6 and the extrusion plate 5, a discharging pipe 11 is arranged at the bottom of the blanking hopper 2, a circular baffle 15 is arranged inside the discharging pipe 11, a first connecting shaft 16 and a second connecting shaft 17 are respectively arranged on the outer walls of two sides of the circular baffle 15, and the other end of the second connecting shaft 17 penetrates through a bearing on the outer wall of one side of the discharging pipe 11 to the outside and is connected with the second speed reduction motor 12 through a coupling.

The working principle of the blanking mechanism for the agricultural seeder based on the first embodiment is as follows: when the automatic discharging device is used, an external power supply is connected, the first gear motor 8 is started to drive the cam 9 to rotate, the cam 9 rotates to cause reciprocating extrusion operation on the extrusion plate 5, the extrusion plate 5 is subjected to reciprocating extrusion to indirectly enable the L-shaped baffle 7 to reciprocate, the L-shaped baffle 7 reciprocates to realize automatic intermittent discharging of the discharging pipe 11, the operation and the use are simple, the precision of the sowing discharging interval are improved, a worker can also adjust the sowing discharging interval by controlling the rotating speed of the first gear motor 8, the second gear motor 12 is started to indirectly drive the circular baffle 15 to rotate, the included angle between the circular baffle 15 and the discharging pipe 11 can be adjusted by rotating the circular baffle 15, and the included angle between the circular baffle 15 and the discharging pipe 11 can be adjusted when the discharging pipe 11 is discharged, so that the automatic discharging device is convenient for the worker to control the discharging amount and the use of the worker.

Example two

As shown in fig. 1-4, the blanking mechanism for an agricultural seeder provided by the present utility model, compared with the first embodiment, further includes: the outer wall of one side of stripper plate 5 is laminated mutually with the outer wall of cam 9, through-hole 14 is seted up on the outer wall of curb plate 6, be gap junction between the outer wall of spliced pole 3 and the pore wall of through-hole 14, second gear motor 12 installs the upper surface at supporting shoe 13, supporting shoe 13 installs on the outer wall of one side of discharging pipe 11, first connecting axle 16 is installed in the bearing on the outer wall of discharging pipe 11 opposite side, guide block 18 is all installed to the both sides of the inside bottom of lower hopper 2, the top of lower hopper 2 is provided with filling tube 1.

In this embodiment, because the outer wall of the connecting column 3 is in gap connection with the hole wall of the through hole 14, the effect of limiting and guiding can be achieved on the reciprocating movement of the connecting column 3, so that the stability of the L-shaped baffle 7 during reciprocating movement is enhanced, the guide block 18 is arranged, the guide block 18 can achieve the effect of guiding seeds in the discharging hopper 2, and the situation that the seeds in the discharging hopper 2 are deposited at the bottom end in the discharging hopper 2 is avoided.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims (7)

1. The utility model provides a blanking mechanism for agricultural seeder, includes hopper (2), its characterized in that: the utility model discloses a discharging hopper, including hopper (2) under, backup pad (10) are installed to one side outer wall below of hopper (2), the upper surface mounting of backup pad (10) has curb plate (6) and first gear motor (8), and curb plate (6) are located one side of first gear motor (8), install cam (9) on the output shaft of first gear motor (8), one side of cam (9) is provided with stripper plate (5), stripper plate (5) are installed on the one end of spliced pole (3), the other end of spliced pole (3) runs through-hole (14) and is connected with L type baffle (7), the outer wall outside cover of spliced pole (3) is equipped with spring (4), and spring (4) are located between curb plate (6) and stripper plate (5), the bottom of hopper (2) is provided with discharging pipe (11), the inside of discharging pipe (11) is provided with circular baffle (15), install first connecting axle (16) and second connecting axle (17) on the both sides outer wall of circular baffle (15) respectively, the other end of second connecting axle (17) runs through on the outer wall of connecting axle (17) and extends to one side of the coupling of the outer wall of coupling of second gear motor (12).

2. The blanking mechanism for an agricultural seeder as set forth in claim 1, wherein: the outer wall of one side of the extrusion plate (5) is attached to the outer wall of the cam (9).

3. The blanking mechanism for an agricultural seeder as set forth in claim 1, wherein: the through holes (14) are formed in the outer wall of the side plate (6), and the outer wall of the connecting column (3) is in clearance connection with the hole wall of the through holes (14).

4. The blanking mechanism for an agricultural seeder as set forth in claim 1, wherein: the second gear motor (12) is arranged on the upper surface of the supporting block (13), and the supporting block (13) is arranged on the outer wall of one side of the discharging pipe (11).

5. The blanking mechanism for an agricultural seeder as set forth in claim 1, wherein: the first connecting shaft (16) is arranged in a bearing on the outer wall of the other side of the discharging pipe (11).

6. The blanking mechanism for an agricultural seeder as set forth in claim 1, wherein: guide blocks (18) are arranged on two sides of the bottom end inside the discharging hopper (2).

7. The blanking mechanism for an agricultural seeder as set forth in claim 1, wherein: the top end of the discharging hopper (2) is provided with a feeding pipe (1).