Test bed of single-grain seeder

Abstract

The utility model discloses a single grain planter test bed, including bracing frame, connecting frame and motor, the bracing frame is provided with two groups, the two groups of bracing frame are connected through connecting frame, and the front side of connecting frame is fixedly connected with the bracing rod, the upper and lower ends of the bracing rod are symmetrically provided with thread groove, and the motor is connected with the connecting frame. And a threaded rod is inserted into the threaded groove, the bottom end of the threaded rod is fixedly connected with a driven wheel, the surface of the driven wheel is meshed with a driving wheel, the center surface of the driving wheel is fixedly connected with a connecting shaft, the connecting shaft is fixedly connected with the output end of the motor, and the surface of the threaded rod is sleeved with a movable rod. The driving wheel and the driven wheel are matched for use, so that the threaded rod is conveniently driven to rotate, the movable rod moves upwards on the surface of the threaded rod, the height of the seeding machine is adjusted, the seeding machine is assisted in lifting work through threaded lifting, the labor force can be reduced, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to sowing machine test bench technical field especially, relates to a single seed sowing machine test bench. BACKGROUND

[0002] With the development of agricultural modernization, single seed sowing machine plays an increasingly important role in improving crop planting efficiency and quality. However, different models and brands of single seed sowing machine have differences in performance, in order to ensure its reliability and accuracy, a special test bench is needed to test and evaluate;

[0003] The development and design process of sowing machine needs to be tested, and the sowing distance, sowing density and other parameters of the sowing machine are tested. The test process includes indoor test and field test, and the indoor test is usually completed on the test bench in the laboratory. The conventional test bench usually includes mounting frame, camera and conveyor. During testing, the conveyor is used to simulate the ground, the sowing machine is fixed on the mounting frame, the camera is used to shoot the seed drop point of the sowing machine, and the performance parameters of the sowing machine are analyzed combined with the image. This test bench can better solve the problem of sowing machine test, but still has the following shortcomings:

[0004] When installing the sowing machine, the worker needs to lift the sowing machine up and align it with the test stand for installation. Long time lifting will lead to fatigue, and the sowing machine is easy to fall off and injure the worker. Therefore, we propose a single seed sowing machine test bench to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the shortcomings in the prior art and provides a single seed sowing machine test bench.

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

[0007] A single seed sowing machine test bench, comprising a support frame, a connecting frame and a motor, the support frame is provided with two groups, the two groups of support frames are connected through the connecting frame, and the front surface of the connecting frame is fixedly connected with a support rod, the upper and lower ends of the support rod are symmetrically provided with threaded grooves, and a threaded rod is inserted in the threaded grooves, the bottom end of the threaded rod is fixedly connected with a driven wheel, and the surface of the driven wheel is engaged with a driving wheel, the center surface of the driving wheel is fixedly connected with a connecting shaft, and the connecting shaft is fixedly connected with the output end of the motor, the surface of the threaded rod is provided with a movable rod, and the front surface of the movable rod is fixedly connected with a fixed plate, and the front surface of the fixed plate is fixedly connected with a support plate.

[0008] Preferably, the top end of the support rod is provided with a rectangular slot, and a rectangular rod is arranged in the rectangular slot, and a brush is fixedly connected to the front surface of the rectangular rod, and the front surface of the brush abuts against the surface of the threaded rod.

[0009] Preferably, limit grooves are arranged at the two sides of the top end of the rectangular rod, and rectangular slots are symmetrically arranged at the two sides of the top end of the support rod, and a limit block is arranged in the limit groove, and a rectangular sliding block is arranged in the rectangular slot, and the rectangular sliding block is fixedly connected with the limit block.

[0010] Preferably, a spring is fixedly connected to the side surface of the rectangular sliding block away from the limit block, and the other end of the spring is fixedly connected with a rectangular cover.

[0011] Preferably, a limit rod is fixedly arranged in the rectangular cover, a circular groove is arranged in the rectangular sliding block, and one end of the limit rod is arranged in the circular groove.

[0012] Preferably, a U-shaped limit piece is fixedly connected to the back surface of the fixed plate, and the U-shaped limit piece is sleeved on the surface of the support rod.

[0013] Compared with the prior art, the device has the advantages that:

[0014] 1. The driving wheel and the driven wheel are used in cooperation in the device, so as to conveniently drive the threaded rod to rotate, move the movable rod upward on the surface of the threaded rod, adjust the height of the seeding machine, and raise the working height of the seeding machine through the threaded lifting auxiliary, so as to reduce labor and improve the working efficiency.

[0015] 2. The brush contacts the surface of the threaded rod while the threaded rod rotates, so as to conveniently clean the surface of the threaded rod, improve the flexibility of the threaded rod, and further improve the practicability of the device by pulling the rectangular rod to replace the brush. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a perspective structure schematic view of the single-seed seeding machine test bench proposed in the utility model;

[0017] Figure 2 It is a perspective structure rear view schematic view of the single-seed seeding machine test bench proposed in the utility model;

[0018] Figure 3 It is a perspective structure sectional view schematic view of the single-seed seeding machine test bench proposed in the utility model;

[0019] Figure 4 It is a U-shaped limit piece and a fixed plate structure perspective top view schematic view in the utility model; Figure 1

[0020] Figure 5 ​For Figure 1 The three-dimensional blasting schematic view of the supporting rod and the rectangular cover structure in the embodiment.

[0021] In the figure: 1, supporting frame; 2, connecting frame; 3, supporting rod; 4, threaded rod; 5, rectangular cover; 6, U-shaped limiting piece; 7, fixed plate; 8, supporting plate; 9, rectangular rod; 10, movable rod; 11, motor; 12, brush; 13, connecting shaft; 14, driving wheel; 15, limiting block; 16, rectangular sliding block; 17, spring; 18, limiting rod; 19, driven wheel. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0023] Referring to Figures 1-5 A single-seed sowing machine test bench, comprising supporting frames 1, connecting frames 2 and a motor 11, the supporting frames 1 are provided in two groups, the two groups of supporting frames 1 are connected through the connecting frames 2, the front surface of the connecting frame 2 is fixedly connected with a supporting rod 3, the upper and lower ends of the supporting rod 3 are symmetrically provided with threaded grooves, threaded rods 4 are inserted into the threaded grooves, the bottom end of the threaded rod 4 is fixedly connected with a driven wheel 19, the surface of the driven wheel 19 is engaged with a driving wheel 14, the center surface of the driving wheel 14 is fixedly connected with a connecting shaft 13, the connecting shaft 13 is fixedly connected with the output end of the motor 11, the surface of the threaded rod 4 is sleeved with a movable rod 10, the front surface of the movable rod 10 is fixedly connected with a fixed plate 7, and the front surface of the fixed plate 7 is fixedly connected with a supporting plate 8.

[0024] Further, referring to Figure 2 It can be known that the top end of the supporting rod 3 is provided with a rectangular groove, the inside of the rectangular groove is provided with a rectangular rod 9, the front surface of the rectangular rod 9 is fixedly connected with a brush 12, and the front surface of the brush 12 abuts against the surface of the threaded rod 4. In the process of use, the surface of the threaded rod 4 can be cleaned through the brush 12.

[0025] Further, referring to Figure 2 It can be known that the top end of the supporting rod 3 is provided with a rectangular groove, the inside of the rectangular groove is provided with a rectangular rod 9, the front surface of the rectangular rod 9 is fixedly connected with a brush 12, and the front surface of the brush 12 abuts against the surface of the threaded rod 4. In the process of use, the surface of the threaded rod 4 can be cleaned through the brush 12.

[0026] Further, referring to Figure 3 and Figure 4It can be known that the spring 17 is fixedly connected to the side surface of the rectangular slide block 16 away from the limiting block 15, and the other end of the spring 17 is fixedly connected with the rectangular cover 5.

[0027] Further, referring to Figure 5 It can be known that the limiting rod 18 is fixedly installed in the rectangular cover 5, and the circular groove is formed in the rectangular slide block 16, and one end of the limiting rod 18 is inserted into the circular groove, so that the spring 17 can be assisted and limited in the using process, and the linear reset is facilitated.

[0028] Further, referring to Figure 4 It can be known that the U-shaped limiting piece 6 is fixedly connected to the back surface of the fixed plate 7, and the U-shaped limiting piece 6 is sleeved on the surface of the supporting rod 3, so that the fixed plate 7 can be reinforced in the using process.

[0029] Working principle: in use, according to the accompanying Figure 1 , the accompanying Figure 2 , the accompanying Figure 3 , the accompanying Figure 4 and the accompanying Figure 5 When it is necessary to fix and install the seeding machine, the seeding machine is lifted and placed on the surface of the supporting plate 8, and the mounting hole of the fixed plate 7 is corresponded, then bolted, after installation, the motor 11 is powered on through the external power supply, the output end of the motor 11 rotates to drive the connecting shaft 13 to rotate, the connecting shaft 13 rotates to drive the driving wheel 14 to rotate, the driving wheel 14 rotates to drive the driven wheel 19 to rotate, the driven wheel 19 rotates to drive the threaded rod 4 to rotate, the threaded rod 4 rotates to drive the movable rod 10 to move upward on the surface thereof, and the position of the seeding machine is adjusted, then the supporting frame 1 is manually pushed to move and connect with the conveying belt.

[0030] The threaded rod 4 is in contact with the plate surface of the brush 12 at the same time, so that the threads on the surface of the threaded rod 4 can be cleaned by the brush 12, and the operation is completed.

[0031] In the utility model, the installation mode, connection mode or setting mode of all the components described above are common mechanical modes, and the specific structure, model and coefficient index of all the components are self-contained technologies, as long as the beneficial effects can be achieved, and therefore no more description is made.

[0032] The above embodiment is a preferred embodiment of the present application, but the embodiment of the present application is not limited by the above embodiment, and any change, modification, replacement, combination, simplification made without departing from the spirit and principle of the present application should be an equivalent replacement mode, which is included in the protection scope of the present application.

[0033] In the present application, under the condition of no opposite description, the orientation words contained in the terms such as "up, down, left, right, front, back, inside, outside and vertical and horizontal" only represent the orientation of the terms in the conventional use state, or the common name understood by the person skilled in the art, and should not be regarded as the limitation of the terms, at the same time, the serial nouns such as "first", "second" and "third" do not represent the specific quantity and order, but are only used for the differentiation of the name, and the terms "include", "contain" or any other variant thereof is intended to cover the non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes the elements inherent in such process, method, article or equipment.

Claims

1. A single-seed planter test bench comprising a support frame (1), a connecting frame (2) and a motor (11), characterized in that, The support frame (1) is provided with two groups, two groups of the support frame (1) are connected through the connecting frame (2), and the front surface of the connecting frame (2) is fixedly connected with the support rod (3), the upper and lower ends of the support rod (3) are symmetrically provided with threaded grooves, and the threaded grooves are inserted with threaded rods (4), the bottom end of the threaded rod (4) is fixedly connected with a driven wheel (19), and the surface of the driven wheel (19) is engaged with a driving wheel (14), the center surface of the driving wheel (14) is fixedly connected with a connecting shaft (13), and the connecting shaft (13) is fixedly connected with the output end of the motor (11), the surface of the threaded rod (4) is provided with a movable rod (10), and the front surface of the movable rod (10) is fixedly connected with a fixed plate (7), the front surface of the fixed plate (7) is fixedly connected with a support plate (8).

2. A single-seed planter test stand according to claim 1, wherein, The top end of the support rod (3) is provided with a rectangular groove, and the inside of the rectangular groove is provided with a rectangular rod (9), the front surface of the rectangular rod (9) is fixedly connected with a brush (12), and the front surface of the brush (12) abuts against the surface of the threaded rod (4).

3. A single-seed planter test stand according to claim 2, wherein, The top end of the rectangular rod (9) is provided with a limiting groove on both sides, the top end of the support rod (3) is symmetrically provided with a rectangular groove on both sides, and the inside of the limiting groove is inserted with a limiting block (15), the inside of the rectangular groove is inserted with a rectangular sliding block (16), and the rectangular sliding block (16) is fixedly connected with the limiting block (15).

4. A single-seed planter test stand according to claim 3, wherein, The side surface of the rectangular sliding block (16) away from the limiting block (15) is fixedly connected with a spring (17), and the other end of the spring (17) is fixedly connected with a rectangular cover (5).

5. A single-seed planter test stand according to claim 4 wherein, The inside of the rectangular cover (5) is fixedly installed with a limiting rod (18), the inside of the rectangular sliding block (16) is provided with a circular groove, and one end of the limiting rod (18) is inserted into the inside of the circular groove.

6. A single-seed planter test stand according to claim 1 wherein, The back surface of the fixed plate (7) is fixedly connected with a U-shaped limiting piece (6), and the U-shaped limiting piece (6) is sleeved on the surface of the support rod (3).

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