Spacing-adjustable corn seed sowing device

Abstract

The utility model provides a spacing-adjustable corn seed sowing device, belongs to the technical field of agricultural machinery, and aims to solve the problems that part of existing sowing equipment does not have a spacing adjusting function and can only perform sowing according to a fixed spacing, and seeds are easy to accumulate at a discharge port. The fixing frame is composed of a front transverse plate and a rear transverse plate, threaded holes are formed in the two ends of each transverse plate, and a sliding groove is formed in the middle of each transverse plate. And the two sets of side baffles are symmetrically arranged, and threaded holes are formed in the surfaces of the side baffles. According to the device, the connecting screw rods at the front end and the rear end of the sliding block are clamped in the sliding grooves in the surface of the transverse plate of the fixing frame, and are matched with the nuts on the connecting screw rods, so that the seeding spacing is flexibly adjusted, and an operator only needs to loosen the nuts, so that the sliding block can freely slide in the sliding grooves, and the distance between the two storage tanks is adjusted; therefore, the sowing distance of the corn seeds is accurately controlled.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the agricultural machinery technical field, more specifically, it is especially related to a corn seed sowing device with adjustable spacing. BACKGROUND

[0002] As an important food crop and economic crop in the world, corn plays a key role in agricultural production. Its planting process covers multiple links, and the seed sowing link plays an important role in the growth and development of corn. Because the sowing spacing of seeds has a great influence on the subsequent growth and development of corn, ventilation, light transmission, and yield.

[0003] However, the existing corn seeding device has the following two shortcomings in use:

[0004] Firstly, different varieties of corn have different requirements for planting spacing, and environmental factors such as soil fertility and light conditions also affect the appropriate sowing spacing. However, some of the current seeding equipment does not have spacing adjustment function and can only be sown at a fixed spacing, which brings inconvenience to the sowing operation of farmers. Some seeding equipment with adjustable spacing has a complex and inaccurate adjustment method, for example, through manual measurement and mechanical adjustment, which is not only cumbersome to operate, but also prone to errors, resulting in inconsistent sowing spacing.

[0005] Secondly, the traditional seed sowing device performs poorly in seed sowing uniformity. Some devices use simple gravity falling method for sowing, and seeds are prone to accumulate at the discharge port, resulting in excessive seed density in some areas and missed sowing in other areas. INVENTION CONTENTS

[0006] To solve the above technical problems, the utility model provides a corn seed sowing device with adjustable spacing to solve the problem that some of the current seeding equipment does not have spacing adjustment function and can only be sown at a fixed spacing, which brings inconvenience to the sowing operation of farmers, and seeds are prone to accumulate at the discharge port, resulting in excessive seed density in some areas and missed sowing in other areas.

[0007] The purpose and function of the corn seed sowing device with adjustable spacing are achieved by the following specific technical means: a corn seed sowing device with adjustable spacing, comprising a fixed frame;

[0008] The fixed frame is composed of two front and rear horizontal plates, threaded holes are formed at both ends of the two horizontal plates, and a sliding groove is formed at the middle position of the horizontal plate.

[0009] The side baffle is symmetrically provided with two groups, threaded holes are formed on the surface of the side baffle, and the side baffle and the fixed frame are connected through bolts.

[0010] The sliding block is provided with two groups, the sliding block is clamped in the fixed frame, the front and rear end faces of the sliding block are attached to the inner end face of the horizontal plate of the fixed frame, and one connecting screw rod is installed at the front and rear ends of the sliding block respectively;

[0011] The storage tank is fixedly installed on the upper end face of the sliding block, a feeding pipe is installed on the upper end face of the storage tank, and a discharging opening is further formed in the lower end face of the storage tank;

[0012] The driving motor is fixedly installed at the middle position of the upper end face of the storage tank, and a driving shaft is drivingly connected to the lower end face of the driving motor;

[0013] The rotating disc is located in the interior of the storage tank, and a circular table is fixedly installed on the upper end face of the rotating disc and is fixedly connected with the driving shaft.

[0014] Further, the interior of the sliding block is installed with a discharging pipe, and the discharging pipe is located directly below the discharging opening in the bottom end surface of the storage tank.

[0015] Further, the connecting screw rods at the front and rear ends of the sliding block are clamped in the sliding grooves on the surface of the horizontal plate of the fixed frame, and a nut is connected to the surface of the connecting screw rod.

[0016] Further, the outer end face of the horizontal plate at the front end of the fixed frame is fixedly installed with a connecting plate, two connecting holes are formed in the surface of the connecting plate, and a scale line is formed in the outer end face of the horizontal plate at the rear end of the fixed frame.

[0017] Further, the lower end part of the side wall of the storage tank is of an inclined structure, and a cover plate is further fixedly installed on the inner end face of the side wall of the storage tank and is located directly above the discharging opening.

[0018] Further, the surface of the rotating disc is uniformly provided with through holes, and the inner diameter of the through holes is the same as that of the discharging opening.

[0019] Compared with the prior art, the device has the following beneficial effects:

[0020] 1. The connecting screw rods at the front and rear ends of the sliding block are clamped in the sliding grooves on the surface of the horizontal plate of the fixed frame, and the nut on the connecting screw rod is cooperated, so that the flexible adjustment of the seeding distance is realized, the operator only needs to loosen the nut, and the sliding block can freely slide in the sliding groove, the distance between the two storage tanks is adjusted, and the sowing distance of the corn seeds is accurately controlled. This design can adapt to the planting requirements of different varieties of corn and the layout planning of different planting plots, and improves the universality and adaptability of the device.

[0021] 2、The scale line formed on the outer end surface of the rear end transverse plate of the fixing frame provides accurate adjustment reference for the operator, through the observation of the numbers on the scale line, the worker can accurately judge the distance between the two sliding blocks, and then accurately control the distance between the two rows of corns, ensure the uniformity and rationality of the corn planting, and be favorable for improving the growth quality and yield of the corn.

[0022] 3、The driving motor drives the rotating disc to rotate in the storage tank, the through holes uniformly formed on the surface of the rotating disc are same in diameter with the discharge port, when the through holes are aligned with the discharge port, the seeds fall from the discharge port under the action of gravity, the uniform sowing of the seeds is realized, with the continuous operation of the driving motor, the rotating disc rotates continuously, the seeds will be regularly sowed, the seed accumulation or missing sowing is avoided, and the uniformity and quality of sowing are improved.

[0023] 4、The cover plate fixedly installed on the inner end surface of the side wall of the storage tank is located directly above the discharge port, the up-and-down stacking of the seeds in the through holes is effectively avoided, it is ensured that only the appropriate amount of seeds fall through the discharge port each time, and the uniformity and accuracy of the seed sowing are further ensured. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is the overall device structure schematic view of the utility model.

[0025] Figure 2 It is the fixed frame and side baffle connecting structure schematic view of the utility model.

[0026] Figure 3 It is the sliding block sectional structure schematic view of the utility model.

[0027] Figure 4 It is the storage tank internal device structure schematic view of the utility model.

[0028] Figure 5 It is the storage tank and rotating disc exploded structure schematic view of the utility model.

[0029] Figure 6 It is the sliding block and fixed frame structure schematic view of the utility model.

[0030] In the drawing, the corresponding relationship of component name and drawing number is as follows:

[0031] 1, the fixed frame;101, the scale line;102, the connecting plate;2, the side baffle;3, the sliding block;301, the connecting screw;302, the discharge pipe;4, the storage tank;401, the discharge port;402, the feeding pipe;403, the cover plate;5, the driving motor;501, the driving shaft;6, the rotating disc;601, the through hole;602, the circular table. DETAILED DESCRIPTION

[0032] The embodiments of the present application will be further described in detail below with reference to the accompanying drawings and examples.

[0033] Example one:

[0034] As shown in the accompanying Figure 1 to the accompanying Figure 6 As shown in the accompanying:

[0035] The utility model provides a spacing adjustable corn seed sowing device, including the fixed frame 1;

[0036] The fixed frame 1 is composed of two transverse plates, and screw holes are formed in the two ends of the two transverse plates, and a sliding groove is formed in the middle position of the transverse plate.

[0037] Side baffle 2, side baffle 2 is symmetrically provided with two groups, and screw holes are formed in the surface of side baffle 2, and side baffle 2 is connected with the fixed frame 1 through bolts.

[0038] Sliding block 3, sliding block 3 is provided with two groups, and sliding block 3 is clamped in the fixed frame 1, and the front and rear end faces of sliding block 3 are attached to the inner end faces of the transverse plates of the fixed frame 1, and one connecting screw rod 301 is installed on the front and rear ends of sliding block 3 respectively.

[0039] Storage tank 4, storage tank 4 is fixedly installed on the upper end face of sliding block 3, and a feeding pipe 402 is installed on the upper end face of storage tank 4, and a discharge port 401 is further formed in the lower end face of storage tank 4.

[0040] Driving motor 5, driving motor 5 is fixedly installed in the middle position of the upper end face of storage tank 4, and a driving shaft 501 is drivingly connected to the lower end face of driving motor 5.

[0041] Rotating disc 6, rotating disc 6 is located in the interior of storage tank 4, and a circular table 602 is fixedly installed on the upper end face of rotating disc 6, and the circular table 602 is fixedly connected with the driving shaft 501.

[0042] Among them, the interior of sliding block 3 is provided with a discharge pipe 302, and the discharge pipe 302 is located directly below the discharge port 401 on the bottom surface of storage tank 4, and the seeds falling from the discharge port 401 will fall onto the ground along the discharge pipe 302, realizing the seeding of corn.

[0043] Among them, the connecting screw rod 301 of the front and rear ends of sliding block 3 is clamped in the sliding groove on the surface of the transverse plate of the fixed frame 1, and a nut is connected to the surface of the connecting screw rod 301, and after the nut on the surface of the connecting screw rod 301 is tightened, the sliding block 3 can be fixed.

[0044] The outer end surface of the transverse plate of the front end of the fixing frame 1 is fixedly provided with a connecting plate 102, two connecting holes are formed in the surface of the connecting plate 102, the outer end surface of the transverse plate of the rear end of the fixing frame 1 is provided with a scale line 101, through the numbers on the surface of the scale line 101, the workers can accurately judge the distance between the two sliding blocks 3, so as to judge the spacing between the two rows of corns.

[0045] The lower end part of the side wall of the storage tank 4 is of an inclined structure, and the inner end surface of the side wall of the storage tank 4 is further fixedly provided with a cover plate 403, which is located directly above the discharge port 401, and the cover plate 403 can avoid the seeds from being stacked up and down in the through hole 601.

[0046] The surface of the rotating disc 6 is uniformly provided with a through hole 601, the inner diameter of the through hole 601 is the same as that of the discharge port 401, and when the rotating disc 6 rotates to align the through hole 601 with the discharge port 401, the seeds fall from the discharge port 401 under the action of gravity.

[0047] The specific use mode and effect of the embodiment are as follows:

[0048] The utility model discloses a corn seed sowing device, which comprises a fixed frame 1, a sliding block 3, a drive motor 5, a rotary disc 6 and a storage tank 4, wherein the fixed frame 1 is provided with a front end transverse plate, the sliding block 3 is arranged on the front end transverse plate of the fixed frame 1, the drive motor 5 is arranged on the front end transverse plate of the fixed frame 1, the rotary disc 6 is arranged on the drive motor 5, and the storage tank 4 is arranged on the fixed frame 1.

Claims

1. A corn seed spreading device with adjustable spacing, characterized in that: The system includes a fixed frame (1), which consists of two horizontal plates, one at the front and one at the back. Both ends of the two horizontal plates have threaded holes, and a sliding groove is formed in the middle of the horizontal plates. There are two sets of side baffles (2), each with threaded holes on its surface. The side baffles (2) are connected to the fixed frame (1) by bolts. There are two sets of sliding blocks (3), which are engaged inside the fixed frame (1). The front and rear ends of the sliding blocks (3) are in contact with the inner end faces of the horizontal plates of the fixed frame (1). A connecting screw (301) is installed at each of the front and rear ends of the sliding blocks (3). Storage tank (4), the storage tank (4) is fixedly installed on the upper end face of the sliding block (3), the upper end face of the storage tank (4) is equipped with a feed pipe (402), and the lower end face of the storage tank (4) is also provided with a discharge port (401); drive motor (5), the drive motor (5) is fixedly installed in the middle position of the upper end face of the storage tank (4), and the lower end face of the drive motor (5) is connected to a drive shaft (501); turntable (6), the turntable (6) is located inside the storage tank (4), the upper end face of the turntable (6) is fixedly installed with a frustum (602), and the frustum (602) is fixedly connected to the drive shaft (501).

2. The adjustable spacing corn seed spreading device as described in claim 1, characterized in that: The sliding block (3) is equipped with a discharge pipe (302), which is located directly below the discharge port (401) on the bottom surface of the storage tank (4).

3. The adjustable spacing corn seed spreading device as described in claim 1, characterized in that: The connecting screws (301) at both ends of the sliding block (3) are engaged in the grooves on the surface of the horizontal plate of the fixing frame (1), and a nut is connected to the surface of the connecting screws (301).

4. The adjustable spacing corn seed spreading device as described in claim 1, characterized in that: A connecting plate (102) is fixedly installed on the outer end face of the horizontal plate at the front end of the fixed frame (1). Two connecting holes are opened on the surface of the connecting plate (102). A scale line (101) is opened on the outer end face of the horizontal plate at the rear end of the fixed frame (1).

5. The adjustable spacing corn seed spreading device as described in claim 1, characterized in that: The lower end of the side wall of the storage tank (4) is divided into an inclined structure. A cover plate (403) is also fixedly installed on the inner end face of the side wall of the storage tank (4). The cover plate (403) is located directly above the discharge port (401).

6. The adjustable spacing corn seed spreading device as described in claim 1, characterized in that: The surface of the turntable (6) is uniformly provided with through holes (601), and the inner diameter of the through holes (601) is the same as the inner diameter of the discharge port (401).

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