Seeder capable of adjusting seeding speed

Abstract

The seeding machine comprises a material hopper, a trailer rod and an installation frame, a wheel assembly is arranged on the installation frame, a discharging port is formed in the material hopper, an adjusting mechanism used for controlling the opening size of the discharging port is arranged below the discharging port, the adjusting mechanism comprises an installation plate, a movable flat plate and a poking piece, the installation plate is arranged on the material hopper, and the movable flat plate is arranged on the installation plate. A through groove allowing the movable flat plate to slide is formed in the mounting plate, an opening allowing the shifting piece to stretch into the through groove is formed in the mounting plate, the shifting piece stretches into the opening and is fixedly connected with the movable flat plate, the size of the discharging port is adjusted, a handle is arranged on the trailer rod, a connecting rod is arranged between the handle and the shifting piece, and the handle controls the shifting piece through the connecting rod. Compared with the prior art, the adjustable seeding machine has the advantages that the adjusting mechanism is arranged below the discharge hole, and the telescopic movable flat plate is arranged in the adjusting mechanism, so that the discharge quantity can be adjusted according to different seeding conditions, and the waste of seeding materials is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to seeding machine technical field especially seeding machine of adjustable seeding speed. BACKGROUND

[0002] With the improvement of planting and cultivation technology and the popularization of agricultural mechanization, the planting of many crops adopts mechanical operation, which reduces manpower and material resources and improves the efficiency of production operation.

[0003] The discharge outlet size of the existing seeding machine is generally not adjustable, so that the discharge amount cannot be adjusted according to different seeding conditions, causing waste of spreading material. UTILITY MODEL CONTENTS

[0004] The utility model discloses to the problem of the discharge outlet not adjustable, the technical problem that the utility model wants to solve is provided with a kind of seeding machine of adjustable seeding speed

[0005] The utility model provides a kind of seeding machine of adjustable seeding speed, including the material hopper of placing to be seeded material, the trailer rod of driving seeding machine to move and the mounting bracket of installing fixed material hopper, wheel assembly is equipped on the mounting bracket, material hopper is equipped with discharge outlet, discharge outlet below is equipped with the adjusting mechanism for controlling the opening size of discharge outlet, adjusting mechanism includes mounting plate, movable flat plate and paddle, material hopper is equipped with mounting plate, mounting plate is equipped with the through slot for the sliding of movable flat plate, mounting plate is equipped with the opening for the paddle extension into through slot, paddle extension opening is fixedly connected with movable flat plate, the size of discharge outlet is adjusted, handle is equipped on trailer rod, and connecting rod is equipped between handle and paddle, handle controls paddle by connecting rod, so that movable flat plate slides in the through slot.

[0006] The utility model further provides a kind of preferred scheme, the mounting bracket is equipped with cross bar, and the trailer rod is fixedly connected on cross bar.

[0007] The utility model further provides a kind of preferred scheme, the trailer rod is fixed with dial on it, and the through hole for the movable of handle is arranged on dial.

[0008] The utility model further provides a kind of preferred scheme, the rotatable stirring shaft is equipped in material hopper, and one end of stirring shaft extends into material hopper, and the other end is drivingly connected with wheel assembly.

[0009] The utility model further provides a kind of preferred scheme, and the stirring pin is equipped on the end of stirring shaft extension material hopper, and the stirring pin is arranged on the port of stirring shaft.

[0010] The further preferred scheme of the utility model is: the stirring shaft is equipped with a sowing disc, the sowing disc is equipped with a partition, the partition divides the sowing disc into four pieces evenly, and the sowing disc is located between the trailer rod and the mounting plate.

[0011] The further preferred scheme of the utility model is: the wheel assembly comprises a wheel and an axle, the wheel is connected through the axle, and the axle is rotatably arranged on the mounting frame.

[0012] The further preferred scheme of the utility model is: a supporting sleeve is arranged on the axle, the supporting sleeve is in a hollow inverted T-shaped structure, the horizontal section of the axle is rotatably connected with the supporting sleeve, and the vertical section of the supporting sleeve is rotatably connected with the stirring shaft.

[0013] The further preferred scheme of the utility model is: a sprocket is arranged on the stirring shaft, a chain disc is arranged on the axle, a disc groove is arranged on the chain disc, and the sprocket is inserted into the disc groove to make the stirring shaft and the axle rotate synchronously.

[0014] The further preferred scheme of the utility model is: a dust cover is arranged on the axle, and the dust cover is provided with left and right half shells to wrap the chain disc, the sprocket and the supporting sleeve.

[0015] Compared with the prior art, the utility model has the advantages that an adjusting mechanism is arranged below the discharge port, a telescopic movable flat plate is arranged in the adjusting mechanism, the discharge amount can be adjusted according to different sowing conditions, and the waste of sowing material is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0016] The utility model will be described in further detail below in combination with the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of explaining the preferred embodiments, and therefore should not be regarded as a limitation on the scope of the utility model, and in addition, the drawings only schematically show the composition or structure of the described objects conceptually and can contain exaggerated display, and the drawings are not necessarily drawn to scale.

[0017] Figure 1 It is an overall structural schematic view of the seeding machine;

[0018] Figure 2 It is a top view of the seeding machine;

[0019] Figure 3 It is Figure 1 It is a local enlarged view of A in the middle;

[0020] Figure 4 It is an explosion view of the mounting frame and the wheel assembly;

[0021] Figure 5 It is an explosion view of the wheel assembly;

[0022] Figure 6 For Figure 5 A local enlarged view at B.

[0023] Figure: 1, material hopper; 2, mounting frame; 3, crossbar; 4, trailer rod; 5, scraper; 6, handle; 7, first through hole; 8, second through hole; 9, third through hole; 10, discharge port; 11, connecting rod; 12, dial; 13, stirring pin; 14, mounting plate; 15, movable flat plate; 16, through slot; 17, paddle; 18, opening; 19, sowing disc; 20, wheel; 21, axle; 22, stirring shaft; 23, dust cover; 24, chain disc; 25, sprocket; 26, disc groove; 27, support sleeve. DETAILED DESCRIPTION

[0024] The preferred embodiments of the present application will be described in detail below with reference to the drawings, and those skilled in the art will appreciate that the description is merely illustrative and exemplary, and should not be construed as limiting the scope of protection of the present application.

[0025] It should be noted that similar reference numerals represent similar items in the following drawings, so once an item is defined in one drawing, it may not be further defined and explained in subsequent drawings.

[0026] The present embodiment mainly describes the title of the seeding machine with adjustable seeding speed, as follows:

[0027] As Figure 1 shown, the seeding machine with adjustable seeding speed comprises a material hopper 1 for placing materials to be sown, a trailer rod 4 for moving the seeding machine, and a mounting frame 2 for mounting and fixing the material hopper 1, wherein the material hopper 1 is fixed on the mounting frame 2 in a screw connection manner, the mounting frame 2 is provided with a crossbar 3, one end of the trailer rod 4 is screw-fixed on the crossbar 3, and the other end is connected to a power source such as a tractor, a tiller, etc., for dragging the seeding machine to move and sow.

[0028] The outer side wall of the material hopper 1 is provided with two symmetrical soft scrapers 5, in the process of moving the seeding machine, the seeding machine drags the scrapers 5 to cover the soil on both sides on the sown materials, without the need for manual secondary covering, saving labor cost and improving seeding efficiency.

[0029] As Figure 2 shown, the bottom of the material hopper 1 is provided with a discharge port 10, and the bottom of the material hopper 1 is inclined, facilitating the materials to be sown in the material hopper 1 to be discharged from the discharge port 10 along the inclined bottom.

[0030] As Figure 3As shown, the lower part of the discharge port 10 is provided with an adjusting mechanism, which is used to control the size of the opening 18 of the discharge port 10, to realize the adjustment of the seeding speed, to avoid the waste of the seeding material, and the adjusting mechanism comprises a mounting plate 14, a movable flat plate 15 and a paddle 17. Specifically, the mounting plate 14 is fixedly connected to the bottom outer side wall of the material hopper 1 in a welded manner and is arranged on one side of the discharge port 10. The inside of the mounting plate 14 is provided with a through slot 16, and the movable flat plate 15 is arranged in the through slot 16 and can slide in the through slot 16 to control the size of the opening 18 of the discharge port 10. The mounting plate 14 is provided with the opening 18, one end of the paddle 17 extends into the mounting plate 14 from the opening 18 and is fixedly connected with the movable flat plate 15, and the other end is rotatably fixed to the outer side wall of the material hopper 1. The movable flat plate 15 is slid in the through slot 16 of the mounting plate 14 by controlling the paddle 17.

[0031] The trailer rod 4 is provided with a dial 12, and the dial 12 is fixedly connected to the trailer rod 4 by screws. The dial 12 is provided with a handle 6, and specifically, the dial 12 is provided with a first through hole 7, a second through hole 8 and a third through hole 9. The handle 6 is slidably connected to the dial 12 by passing through the first through hole 7 and the third through hole 9 through bolts. A connecting rod 11 is arranged between the handle 6 and the paddle 17. One end of the connecting rod 11 is fixedly connected to the paddle 17 by screws, and the other end is connected to the end of the handle 6 in the second through hole 8. When the user slides the handle 6 in the three through holes of the dial 12, the connecting rod 11 drives the paddle 17 to move, so that the movable flat plate 15 fixedly connected to the paddle 17 slides in the through slot 16 of the mounting plate 14, to realize the size change of the discharge port 10.

[0032] As shown in the figure, Figure 4 The material hopper 1 is provided with a rotatable stirring shaft 22, the bottom of the mounting frame 2 is provided with a wheel 20 assembly for driving the seeder to move, one end of the stirring shaft 22 extends into the material hopper 1, and the other end extends into the wheel 20 assembly.

[0033] The end of the stirring shaft 22 extending into the material hopper 1 is provided with a stirring pin 13, which is nested in the end of the stirring shaft 22 and rotates synchronously with the stirring shaft 22, to stir the seeding material in the material hopper 1, prevent the discharge port 10 in the material hopper 1 from being blocked, and make the seeding rate stable and uniform.

[0034] The stirring shaft 22 is provided with a spreading disc 19, which is nested on the stirring shaft 22 and rotates synchronously with the stirring shaft 22. The spreading disc 19 is provided with a partition plate, which uniformly divides the spreading disc 19 into four parts. The spreading disc 19 is arranged between the mounting plate 14 and the cross rod 3. After the seeding material is discharged from the material hopper 1 through the discharge port 10, the centrifugal force generated by the rotation of the spreading disc 19 uniformly spreads the seeds.

[0035] As shown in the figure,Figure 5 、 Figure 6 As shown in the figure, the wheel 20 assembly comprises the wheel 20 and the axle 21, the axle 21 is rotatably arranged at the bottom of the mounting frame 2, the both ends of the axle 21 are fixed with the wheel 20 through bolts, the chain disc 24 synchronous with the axle 21 is sleeved on the axle 21, the support sleeve 27 is sleeved on the axle 21 at one side of the chain disc 24, the support sleeve 27 is a hollow "T" shaped structure, provided with a horizontal section hollow sleeve and a vertical section hollow sleeve, the stirring shaft 22 is connected with the axle 21 through the support sleeve 27, the axle 21 is connected with the horizontal section hollow sleeve of the support sleeve 27, the stirring shaft 22 is connected with the vertical section hollow sleeve of the support sleeve 27, the chain wheel 25 is arranged on the stirring shaft 22, the surface of the chain disc 24 sleeved on the axle 21 is provided with the disc groove 26, the chain wheel 25 is nested in the disc groove 26, the vertical rotating force of the axle 21 is transmitted and converted into the horizontal rotating force of the stirring shaft 22, so that the stirring shaft 22 rotates and drives the stirring pin 13 and the sowing disc 19 sleeved on the stirring shaft 22 to rotate synchronously.

[0036] The dust cover 23 is arranged outside the chain disc 24, the dust cover 23 is provided with left and right half shells, and the chain disc 24, the chain wheel 25 and the support sleeve 27 are wrapped in the dust cover 23, so that the impurities such as mud and gravel are prevented from being rolled into the chain disc 24 to cause blockage or damage during the working process of the seeding machine.

[0037] In the description of the utility model, it should be explained that the terms "upper", "lower", "front", "rear", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly used when the utility model product is used, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, structure and operation, therefore it cannot be understood as a limitation on the utility model.

[0038] The adjustable seeding speed seeding machine provided by the utility model is described in detail above, the principle and implementation mode of the utility model are described by applying specific examples in this paper, the description of the above examples is only used to help understand the utility model and the core idea, it should be pointed out that the ordinary skilled in the art can make some improvements and modifications on the utility model without departing from the principle of the utility model, and these improvements and modifications also fall within the protection scope of the utility model claims.

Claims

1. A seeding machine with adjustable seeding speed, comprising a material hopper for placing seeding material, a trailer bar for driving the seeding machine to move and a mounting frame for mounting the material hopper, wherein a wheel assembly is arranged on the mounting frame, characterized in that, The material hopper is provided with a discharge port, and an adjusting mechanism for controlling the opening size of the discharge port is arranged below the discharge port.

2. The adjustable seeding rate planter of claim 1, wherein, The mounting frame is provided with a cross bar, and the trailer rod is fixedly connected to the cross bar.

3. The adjustable seeding rate planter of claim 1, wherein, A scale disc is fixed to the trailer rod, and a plurality of through holes are arranged on the scale disc and movable by the handle.

4. The adjustable seeding rate planter of claim 1, wherein, A rotatable stirring shaft is arranged in the material hopper, and one end of the stirring shaft extends into the material hopper, and the other end is in transmission connection with the wheel assembly.

5. The adjustable seeding rate planter of claim 4, wherein, A stirring pin is arranged on the end of the stirring shaft extending into the material hopper.

6. The adjustable seeding rate planter of claim 4, wherein, A spreading disc is arranged on the stirring shaft, and a partition plate is arranged on the spreading disc.

7. The adjustable seeding rate planter of claim 1, wherein, The spreading disc is arranged between the trailer rod and the mounting plate.

8. The adjustable seeding rate planter of claim 7, wherein, The wheel assembly comprises a wheel and an axle, and the wheel is connected by the axle.

9. The adjustable seeding rate planter of claim 8, wherein, The axle is rotatably arranged on the mounting frame.

10. The adjustable seeding rate planter of claim 9, wherein, A support sleeve is arranged on the axle, and the support sleeve has a hollow inverted "T" shape structure. The horizontal section of the support sleeve is in hollow sleeve rotary connection with the axle, and the vertical section of the support sleeve is in hollow sleeve rotary connection with the stirring shaft. A chain wheel is arranged on the stirring shaft, and a chain disc is arranged on the axle. The chain disc is provided with a disc groove, and the chain wheel is inserted into the disc groove to make the stirring shaft and the axle rotate synchronously. A dust cover is arranged on the axle, and the dust cover is provided with left and right half shells to wrap the chain disc, the chain wheel and the support sleeve.

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