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Side-filling front-throwing precise seeding device and seeding method thereof

A kind of seed metering and precision technology, which is applied in the direction of sowing, planter parts, hole sowing seeders, etc., can solve the problems of poor population mobility, holes, missed sowing, clearing range and non-adjustable seeding height, etc., to achieve Good cavitation, reduced seeding rate, and good seeding consistency

Pending Publication Date: 2019-04-16
ANHUI AGRICULTURAL UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The core working part of the mechanized precision hole direct seeding technology is the precision seed metering device. At present, mechanical seed metering devices are widely used in the market. For seeds with irregular shapes and poor population mobility, mechanical seed metering devices are easy to damage the seeds. The seed range and seeding height are generally not adjustable. For the seeding requirements of multiple seeds in one hole, holes and missed seeding are prone to occur, and the seeding consistency and hole formation need to be improved.

Method used

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  • Side-filling front-throwing precise seeding device and seeding method thereof
  • Side-filling front-throwing precise seeding device and seeding method thereof
  • Side-filling front-throwing precise seeding device and seeding method thereof

Examples

Experimental program
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Effect test

Embodiment 1

[0036] refer to Figure 1 to Figure 8 The side-filling and positive-throwing precision metering device shown includes a housing 8, a seeding wheel 5 arranged in the housing 8, and a rotating assembly for driving the seeding wheel 5 to rotate. The rotating assembly includes a rotating Shaft 7 and bearing seat 9, described housing 8 is fixedly installed on bearing seat 9, and one end of rotating shaft 7 passes bearing seat 9 and housing 8 and is fixedly connected with the center of seeding wheel 5, and housing 8 is installed with The cover plate 2 that closes itself, the side of the cover plate 2 away from the seed wheel 5 is equipped with a sealing plate 14 and a seed box 1, and the side of the seed wheel 5 near the seed box 1 is provided with several holes that can be connected with the seed box 1 The connected seed inlet 5a, the seed wheel 5 is provided with an annular groove 5d and several bag seed pockets 5b arranged in the annular groove 5d, the housing 8 is equipped with ...

Embodiment 2

[0044] refer to Figure 1 to Figure 8 The side-filling and positive-throwing precision metering device shown includes a housing 8, a seeding wheel 5 arranged in the housing 8, and a rotating assembly for driving the seeding wheel 5 to rotate. The rotating assembly includes a rotating The shaft 7 and the bearing seat 9, the housing 8 are fixedly installed on the bearing seat 9, one end of the rotating shaft 7 passes through the bearing seat 9 and the housing 8 and is fixedly connected with the center of the seed wheel 5, and the housing 8 is equipped with a self-closing The cover plate 2, the side of the cover plate 2 away from the seed wheel 5 is equipped with a sealing plate 14 and the seed box 1, and the side of the seed wheel 5 close to the seed box 1 is provided with several seed inlets that can communicate with the seed box 1 mouth 5a, the seed wheel 5 is provided with an annular groove 5d and several pockets 5b arranged in the annular groove 5d, the housing 8 is equipped...

Embodiment 3

[0053] A seed metering method of a side-filling positive-throwing precision seed metering device, comprising the following steps:

[0054] S1: When it is necessary to adjust the self-weight cleaning range of seeds, unscrew the locking bolt 12 connecting the cover plate 2 and the sealing plate 14, rotate the sealing plate 14 to the predetermined position along the arc direction of the guide groove 2a of the cover plate 2, and tighten the lock Tighten the bolt 12 to complete the adjustment of the seed self-weight cleaning range;

[0055] S2: When it is necessary to adjust the seeding height, unscrew the locking bolt 12 connecting the shell and the seeding positioning plate 11, rotate the seeding positioning plate 11 to the predetermined position along the arc direction of the side surface of the seeding wheel 5, and tighten it Tighten the bolt 12 to complete the adjustment of the seeding height;

[0056] S3: When working, the sprocket 10 drives the seed wheel 5 to rotate counte...

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Abstract

The invention provides a side-filling front-throwing precise seeding device and a seeding method thereof. The side-filling front-throwing precise seeding device comprises a shell, a seeding wheel arranged in the shell and a rotating assembly used for driving the seeding wheel to rotate, wherein the rotating assembly comprises a rotating shaft and a bearing seat; the shell is fixedly arranged on the bearing seat, one end of the rotating shaft penetrates through the bearing seat and the shell and is fixedly connected with the center of the seeding wheel; the shell is provided with a cover platefor sealing the shell; one side of the cover plate, far away from the seeding wheel, is provided with a sealing plate and a seed box; one side of the seeding wheel, close to the seed box, is providedwith a plurality of seed inlets which can be communicated with the seed box; the seeding wheel is internally provided with an annular groove and a plurality of seed pockets arranged in the annular groove, and the shell is provided with a seeding positioning plate. The seeding scope and the seeding height of the seeding device can be adjusted, the seed pockets of the seeding wheel precisely form pits of the pockets, a gathering channel temporarily store multiple seed, the seeding consistency and cavitability are good, and the rate of cavitating and missing seeding is low.

Description

technical field [0001] The invention relates to the technical field of agricultural seeding, in particular to a side-filling and positive-feeding precision seed metering device and a seed metering method thereof. Background technique [0002] Precision hole direct seeding technology refers to sowing seeds in holes in the field according to the agronomic requirements of crops, reducing the thinning operation of field management in the later stage, and making the seedlings uniform, uniform, and strong, creating a new environment for the growth of later crops. Reasonable field plant population structure is conducive to stable and increased production. [0003] The core working part of the mechanized precision hole direct seeding technology is the precision seed metering device. At present, mechanical seed metering devices are widely used in the market. For seeds with irregular shapes and poor population mobility, mechanical seed metering devices are easy to damage the seeds. T...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A01C7/00A01C7/20
CPCA01C7/002A01C7/20
Inventor 张顺杨继涛李勇朱德泉廖娟尹俊楠于从羊汪鹞李兆东伍德林
Owner ANHUI AGRICULTURAL UNIVERSITY
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