Agricultural sowing machine

Abstract

The utility model relates to the technical field of agricultural mechanical equipment, in particular to an agricultural seeding machine which comprises a seeding equipment body, a seed sowing device is arranged on the surface of the seeding equipment body, a fixing plate is fixedly connected to the surface of the seeding equipment body, a lead screw is rotatably connected to the surface of the fixing plate, and a lifting plate is slidably connected to the surface of the lead screw. A plurality of adjusting blocks are slidably connected to the surface of the lifting plate, limiting blocks are inserted into the surfaces of the adjusting blocks and abut against the surface of the lifting plate, a shaft rod is fixedly connected to the surface of the connecting plate, and a furrow opener is fixedly connected to the surface of the shaft rod; the device has the beneficial effects that through mutual cooperation of the lead screw, the lifting plate, the adjusting block and the fixing plate, the height of the furrow openers is adjusted, so that the seeding requirements of different crop seeds can be met, the spacing between the furrow openers is adjusted through mutual clamping of the limiting block and the limiting groove in the surface of the lifting plate, the seeds are distributed more uniformly, and the seeding efficiency is improved. And the seeding efficiency and quality are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to agricultural machinery equipment technical field, concretely is an agricultural seeding machine. BACKGROUND

[0002] As the basic industry of national economy, the production efficiency and quality of agriculture have been concerned, in agricultural production, seeding is one of the key links, directly affects the growth and yield of crops, traditional agricultural seeding mainly relies on manual, this way not only the labor intensity is big, the efficiency is low, and the uniformity and accuracy of seeding are difficult to guarantee, with the development of agricultural modernization, various agricultural machinery are gradually applied to seeding operation.

[0003] In the prior art, the agricultural seeding machine is usually composed of a frame, a seed storage box, a seed dispensing mechanism, a furrowing mechanism, a soil covering device and a walking device, the furrowing device is installed at the front end of the seed dispensing device, when in use, the furrowing device is used to open a seeding ditch in the soil, the seed dispensing wheel rotates at a certain speed to dispense the seeds one by one in the ditch, the soil covering device covers the soil on the seeds in the seeding ditch, and then the covered soil is compacted to ensure the close contact between the seeds and the soil.

[0004] However, the seeds of different crops have different requirements for the seeding depth, the furrowing mechanism is fixedly connected with the frame, and the depth of the furrowing device in the furrowing mechanism in contact with the ground is difficult to adjust, so that it is difficult to adapt to the requirements of different crops, and the growth and development of crops and the yield are affected. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing an agricultural seeding machine to solve the problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: an agricultural seeding machine, comprising a seeding device body, a seed dispenser is arranged on the surface of the seeding device body, a fixed plate is fixedly connected to the surface of the seeding device body, a lead screw is rotatably connected to the surface of the fixed plate, a lifting plate is slidably connected to the surface of the lead screw, a plurality of adjusting blocks are slidably connected to the surface of the lifting plate, a limiting block is inserted into the surface of the adjusting block, the limiting block abuts against the surface of the lifting plate, a connecting plate is fixedly connected to the bottom of the adjusting block, a shaft rod is fixedly connected to the surface of the connecting plate, and a furrowing device is fixedly connected to the surface of the shaft rod.

[0007] Preferably, the fixed plate is in the form of a square plate structure, a through hole is formed in the surface of the fixed plate, the connecting plate penetrates through the through hole, a circular groove is formed in the surface of the top end of the fixed plate on both sides, an auxiliary rod is fixedly connected to the surface of one circular groove, the cross section of the auxiliary rod is in the form of a T-shaped circular plate structure, and the lead screw is rotatably connected in the other circular groove.

[0008] Preferably, the lifting plate is in a square plate structure, and a circular hole is formed in each side of the surface of the lifting plate, a threaded groove is formed in the surface of each circular hole, the surface of one circular hole is penetrated by an auxiliary rod, and the threaded groove in the surface of the other circular hole is matched and connected with the threaded part in the surface of a lead screw, and the top end surface of the lead screw is fixedly connected with a hand wheel.

[0009] Preferably, an adjusting groove is formed in the surface of the lifting plate, the adjusting groove is in a cross shape, an adjusting block is slidingly connected to the surface of the adjusting groove, the adjusting block is in a cross block structure, the height of the adjusting block is greater than the groove depth of the adjusting groove, and a rubber groove is formed in the surface of the adjusting block.

[0010] Preferably, the rubber groove is in a square groove, a sliding groove is formed in the surface of the rubber groove, the groove width of the sliding groove is smaller than the groove width of the rubber groove, a rubber block is fixedly connected to the surface of the rubber groove, the other end surface of the rubber block is fixedly connected with a limiting block, the limiting block is in a square block structure, a tooth is arranged at the end of the limiting block away from the rubber block, and a sliding block is fixedly connected to the surface of the limiting block.

[0011] Preferably, a limiting groove is formed in the surface of the adjusting groove, the limiting groove is in a tooth-shaped groove arranged in an array, and the limiting block is embedded in the surface of the limiting groove to brake the adjusting block.

[0012] Compared with the prior art, the agricultural seeding machine has the beneficial effects that:

[0013] The agricultural seeding machine has the beneficial effects that: BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a structural schematic view of the utility model;

[0015] Fig. 2 It is a partial structural schematic view of the utility model;

[0016] Fig. 3 It is a half-partial structural schematic view of the utility model;

[0017] Fig. 4 Fig. 3 It is an enlarged schematic view of the structure at point A;

[0018] Fig. 5 It is a partial structural schematic view of the adjusting mechanism of the utility model.

[0019] In the figure: 1, seeding device body; 2, fixed plate; 3, shaft; 4, furrow opener; 5, lifting plate; 6, hand wheel; 7, screw rod; 8, connecting plate; 9, through hole; 10, adjusting groove; 11, limiting groove; 12, adjusting block; 13, sliding groove; 14, rubber block; 15, limiting block; 16, sliding block; 17, rubber groove; 18, auxiliary rod; 19, seed metering device. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme of the utility model carry out clear, complete description, and the advantage is more clear and obvious, the following combining with the figure to the utility model embodiment carries out further detailed explanation.Should understand, the specific embodiment described here is a part of the embodiment of the utility model, instead of all the embodiments, only use to explain the embodiment of the utility model, and is not used to limit the embodiment of the utility model, all other embodiments obtained by the ordinary skill in the art without doing the premise of the creative labor, belong to the scope of the protection of the utility model. EMBODIMENT

[0021] Please refer to Figs. 1-2 The utility model provides a kind of technical scheme: a kind of agricultural seeding machine, including seeding device body 1, the surface of seeding device body 1 is provided with seed metering device 19, the surface of seeding device body 1 is fixedly connected with fixed plate 2, the surface of fixed plate 2 is rotatably connected with screw rod 7, the surface of screw rod 7 is slidably connected with lifting plate 5, the surface of lifting plate 5 is slidably connected with multiple adjusting blocks 12, the surface of adjusting block 12 is inserted with limiting block 15, limiting block 15 is pressed on the surface of lifting plate 5, the bottom of adjusting block 12 is fixedly connected with connecting plate 8, the surface of connecting plate 8 is fixedly connected with shaft 3, the surface of shaft 3 is fixedly connected with furrow opener 4, furrow opener is a kind of wedge shape structure with sharp front end, and is made of steel material, by the mutual cooperation of screw rod 7, lifting plate 5, adjusting block 12 and fixed plate 2, the height of furrow opener 4 is adjusted, to adapt to the seeding demand of different crop seeds, the surface of adjusting block 12 is provided with telescopic limiting block 15 and the limiting groove 11 of the surface of lifting plate 5 is mutually engaged, the distance between furrow opener 4 is adjusted, so that seed distribution is more uniform, improve the efficiency and quality of seeding. EMBODIMENT

[0022] Please refer to Figs. 1-4On the basis of embodiment one, in order to realize the height adjustment of the furrow opener 4, the fixed plate 2 is in a square plate structure, a through hole 9 is arranged on the surface of the fixed plate 2, the connecting plate 8 penetrates through the through hole 9, the inner wall of the through hole 9 is attached to the surface of the connecting plate 8, and the phenomenon of shaking of the connecting plate 8 during movement is reduced, a circular groove is arranged on both sides of the top surface of the fixed plate 2, the surface of one circular groove is fixedly connected with an auxiliary rod 18, the cross section of the auxiliary rod 18 is a T-shaped circular plate structure, the auxiliary rod 18 is arranged, cooperates with the lifting plate 5 during the height adjustment of the furrow opener 4, and the stable straight line motion track of the lifting plate 5 during the up-down movement is ensured, so that deviation or rotation of the lifting plate 5 is prevented, the screw rod 7 is rotatably connected in the other circular groove, the lifting plate 5 is in a square plate structure, circular holes are arranged on both sides of the surface of the lifting plate 5, the surface of the circular holes is provided with a threaded groove, the surface of one circular hole is penetrated through by the auxiliary rod 18, and the threaded groove on the surface of the other circular hole is matched and connected with the threaded portion on the surface of the screw rod 7, when the screw rod 7 rotates, the lifting plate 5 is driven to move up and down through the action of the threaded groove, so that the height adjustment of the furrow opener 4 connected below the lifting plate 5 is realized, and the hand wheel 6 is fixedly connected to the top surface of the screw rod 7, so that the screw rod 7 is conveniently rotated by force. Embodiment

[0023] Please refer to Figs. 1-5 On the basis of embodiment two, in order to realize the adjustment of the distance between the furrow openers 4, an adjusting groove 10 is arranged on the surface of the lifting plate 5, the adjusting groove 10 is in a cross shape, an adjusting block 12 is slidingly connected to the surface of the adjusting groove 10, the adjusting block 12 is in a cross block structure, the adjusting block 12 is fitted with the inner wall of the adjusting groove 10, so that the adjusting block 12 can move horizontally along the surface of the adjusting groove 10, and vertical movement is avoided, the height of the adjusting block 12 is greater than the groove depth of the adjusting groove 10, a rubber groove 17 is arranged on the surface of the adjusting block 12, the rubber groove 17 is in a square groove, a sliding groove 13 is arranged on the surface of the rubber groove 17, the groove width of the sliding groove 13 is less than the groove width of the rubber groove 17, a rubber block 14 is fixedly connected to the surface of the rubber groove 17, the other end surface of the rubber block 14 is fixedly connected with a limiting block 15, the limiting block 15 is in a square block structure, and the end, away from the rubber block 14, of the limiting block 15 is provided with a tooth, a sliding block 16 is fixedly connected to the surface of the limiting block 15, the sliding block 16 is slidingly connected to the surface of the sliding groove 13, and the sliding sliding block 16 can drive the limiting block 15 to move together, a limiting groove 11 is arranged on the surface of the adjusting groove 10, the limiting groove 11 is in an array distributed tooth-shaped groove, the tooth on the surface of the limiting block 15 is matched with the limiting groove 11, the tooth and the tooth-shaped groove are tightly engaged, and then the further movement of the adjusting block 12 is prevented, so that the braking of the adjusting block 12 is realized, and the limiting block 15 is embedded on the surface of the limiting groove 11 to brake the adjusting block 12.

[0024] In actual use, first, rotate the hand wheel 6 by hand, the hand wheel 6 drives the screw rod 7 to rotate, the lifting plate 5 slides along the surface of the screw rod 7 and the auxiliary rod 18, the lifting plate 5 drives the connecting plate 8 at the bottom, the shaft rod 3 and the furrow opener 4 to change in height, the furrow opener 4 contacts the soil of the ground to open the furrows of different depths, when the interval between the furrows needs to be adjusted, first, move the sliding block 16 away from the one end of the limiting groove 11, the rubber block 14 is extruded from the original state to the compressed state, the sliding block 16 drives the limiting block 15 to separate from the limiting groove 11, at this time, the adjusting block 12 loses the limiting, slide the adjusting block 12, the adjusting block 12 drives the connecting plate 8, the shaft rod 3 and the furrow opener 4 to move, thereby adjusting the interval between the furrow openers 4, after the adjustment is completed, loosen the sliding block 16, the rubber block 14 loses the extrusion and recovers from the compressed state to the original state, the limiting block 15 is bounced out of the rubber groove 17 and re-engages with the limiting groove 11 to limit.

[0025] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An agricultural seeding machine comprising a seeding device body (1), the surface of which is provided with a seed metering device (19), characterized in that: The surface of the seeding device body (1) is fixedly connected with a fixed plate (2), the surface of the fixed plate (2) is rotatably connected with a lead screw (7), the surface of the lead screw (7) is slidably connected with a lifting plate (5), the surface of the lifting plate (5) is slidably connected with a plurality of adjusting blocks (12), the surface of the adjusting block (12) is inserted with a limiting block (15), the limiting block (15) is pressed on the surface of the lifting plate (5), the bottom of the adjusting block (12) is fixedly connected with a connecting plate (8), the surface of the connecting plate (8) is fixedly connected with a shaft rod (3), and the surface of the shaft rod (3) is fixedly connected with a furrow opener (4).

2. An agricultural seeding machine according to claim 1, characterized in that: The fixed plate (2) is in a square plate structure, a through hole (9) is formed in the surface of the fixed plate (2), the connecting plate (8) penetrates through the through hole (9), and a circular groove is formed in the top surface of the fixed plate (2) on both sides. The surface of one circular groove is fixedly connected with an auxiliary rod (18), the auxiliary rod (18) is in a "T" shaped circular plate structure, and the lead screw (7) is rotatably connected in the other circular groove.

3. An agricultural seeding machine according to claim 2, characterized in that: The lifting plate (5) is in a square plate structure, and circular holes are formed in the surface of the lifting plate (5) on both sides. Threaded grooves are arranged on the surfaces of the circular holes, the surface of one circular hole is penetrated by the auxiliary rod (18), the threaded groove on the surface of the other circular hole is matched with the threaded portion on the surface of the lead screw (7), and the top surface of the lead screw (7) is fixedly connected with a hand wheel (6).

4. The agricultural seeding machine of claim 1, wherein: The surface of the lifting plate (5) is provided with an adjusting groove (10), the adjusting groove (10) is in a "cross" shape, the adjusting block (12) is slidably connected to the surface of the adjusting groove (10), the adjusting block (12) is in a "cross" block structure, the height of the adjusting block (12) is greater than the groove depth of the adjusting groove (10), and a rubber groove (17) is formed in the surface of the adjusting block (12).

5. An agricultural seeding machine according to claim 4, characterized in that: The rubber groove (17) is in a square groove, a sliding groove (13) is formed in the surface of the rubber groove (17), the groove width of the sliding groove (13) is smaller than the groove width of the rubber groove (17), a rubber block (14) is fixedly connected to the surface of the rubber groove (17), the other end surface of the rubber block (14) is fixedly connected with the limiting block (15), the limiting block (15) is in a square block structure, and teeth are arranged at the end of the limiting block (15) away from the rubber block (14). The surface of the limiting block (15) is fixedly connected with a sliding block (16).

6. An agricultural seeding machine according to claim 4, characterized in that: A limiting groove (11) is formed in the surface of the adjusting groove (10), the limiting groove (11) is in an arrayed tooth-shaped groove, and the limiting block (15) is embedded in the surface of the limiting groove (11) to brake the adjusting block (12).

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