CN111837478A - Paddy field seedbed interval type multifunctional combined soil preparation machine - Google Patents

Abstract

A paddy field seedbed interval type multifunctional combined soil preparation machine, belonging to agricultural machinery; the machine frame assembly is provided with a shallow loosening shovel, a spaced rotary tillage cutter set, a transverse spacing flat floor and a ditching and fertilizing shovel assembly in sequence on the lower part, the longitudinal central lines are superposed, the distance between adjacent deep loosening shovels is 60cm, the soil preparation width of a seedbed is 30cm, the distance between adjacent spaced seedbeds is 30cm, a transmission case is connected with a rotary tillage cutter shaft through a transmission system, dry-farming and flat-leveling is carried out through the transverse spacing flat floor, a fertilizer case arranged on the upper part of the rear side of the machine frame assembly is communicated with the ditching and fertilizing shovel assembly, fertilizing transmission is changed according to the operation speed, variable driving is carried out by a speed regulating motor in the fertilizing assembly, the fertilizing amount is regulated, and a depth limiting supporting plate can move up and down to be regulated and is arranged on the left outer; the machine can complete the operations of shallow loosening, interval rotary tillage, dry land leveling and fertilization of the paddy field seedbed by one-time sowing, realizes the purpose of interval fine land preparation of the paddy field seedbed, and can meet the soil requirement of a seedling transplanting area by one-time operation.

Description

Paddy field seedbed interval type multifunctional combined soil preparation machine

Technical Field

The invention belongs to agricultural machinery, and mainly relates to a combined soil preparation machine tool for shallow loosening, interval rotary tillage, dry farming land leveling and constant fertilization of a paddy field seedbed.

Background

In the traditional paddy field soil preparation, after tillage is carried out in autumn or spring, water is injected into the paddy field for soaking the paddy field before rice transplanting in spring, then whole-area pulping and land leveling operation is carried out on paddy field soil, and fertilizer is spread and applied to the paddy field for rice transplanting, so that the technical defects of low operation efficiency, high labor intensity, high operation cost, low fertilizer utilization rate and the like exist. In recent years, with the new agricultural technology of wide and narrow row seedbeds in paddy fields and the requirement of few no-tillage seedbed land preparation operation for meeting and adapting, a spiral auger type strip seedbed land preparation mechanism has been developed, but the machine tool operation is single, and the compound combined operation of continuous deep scarification, strip rotary tillage, comprehensive land leveling and strip fertilization cannot be completed and realized.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and combines the actual needs of paddy field seedbed soil preparation operation, researches and designs a paddy field seedbed interval type multifunctional combined soil preparation machine, can complete the operations of shallow loosening, interval type rotary tillage, dry land leveling and fertilization of the paddy field seedbed by one-time field planting, does not need beating and leveling before transplanting, achieves the purpose of fine and soil preparation of the paddy field seedbed at intervals, and can meet the soil requirements of seedling transplanting areas by one-time operation.

The invention aims to realize the aims that a three-point suspension assembly and a transmission gearbox are respectively arranged on the upper part of the front side of a frame assembly, a shallow loosening shovel, an anti-winding rotary tillage cutter shaft, a transverse partition flat floor and a ditching and fertilizing shovel assembly are sequentially arranged on the lower side part of the frame assembly from front to back, a plurality of groups of spaced double-head spirally-arranged rotary tillage cutter groups are sequentially and fixedly arranged on the anti-winding rotary tillage cutter shaft along the axial direction, the longitudinal central line of the shallow loosening shovel is superposed with the longitudinal central lines of the spaced rotary tillage cutter groups and the longitudinal central line of the ditching and fertilizing shovel assembly, and a spacing ruler of adjacent shallow loosening shovelsThe length L is equal to the distance between adjacent strip seedbeds, and the length L is 60 cm; the lowest point of the interval type rotary tillage cutter set is higher than the lowest point of the subsoiler, and the vertical distance dimension H of the interval type rotary tillage cutter set is₁Is 7-13 cm; the horizontal separation flat floor carries out dry farming and flat land leveling through the horizontal separation device; the lowest point of the ditching and fertilizing shovel assembly is higher than the vertical spacing dimension H of the lowest point of the rotary tillage cutter group₂Is 0-10 cm; the transmission gearbox is connected with the rotary tillage cutter shaft through a transmission system; the fertilizer box arranged on the upper part of the rear side of the frame assembly is communicated with the ditching and fertilizing shovel assembly, and a transmission system of the fertilizing assembly is driven by a variable of a speed regulating motor according to the operation speed to regulate the fertilizing amount; the depth limiting supporting plates which can be adjusted up and down are arranged on the left outer side part and the right outer side part of the frame assembly to adjust the operation depth, so that the paddy field seedbed interval type multifunctional combined land preparation machine is formed.

The invention adopts the operation width matched with the width size of the wide-narrow row rice transplanting seedbed of the rice, and the assembly scheme that the shallow loosening shovel, the interval type rotary tillage cutter set and the ditching and fertilizing shovel assembly are overlapped from front to back and the longitudinal center line is coincident is adopted, so that the shallow loosening, interval type rotary tillage, dry farming land leveling and uniform fertilizing operation of the seedbed of the paddy field can be completed by one-time field sowing, beating and land leveling operation is not needed before rice transplanting, and the invention has the characteristics of good operation quality, high efficiency, low operation cost and complete operation items, provides machine support for the new agricultural requirements of the wide-narrow row seedbed of the paddy field and the popularization and application of few no-tillage technologies.

Drawings

FIG. 1 is a schematic view of the overall structure of a paddy field seedbed interval type multifunctional minimum tillage combined land preparation machine;

fig. 2 is a right side view.

FIG. 3 is a diagram showing the effect of the operation

Description of part numbers in the figures:

1 a frame assembly, 2 a transmission system, 3 an anti-winding rotary tillage cutter shaft, 4 spaced rotary tillage cutter sets, 5 shallow loosening shovels, 6 depth-limiting supporting plates, 7 transverse partition flat floors, 8 fertilizer box assemblies, 9 three-point suspension assemblies, 10 transmission boxes and 11 ditching and fertilizing shovel assemblies.

Detailed Description

The following detailed description of the inventive embodiments is provided in connection with the accompanying drawings. A paddy field seedbed interval type multifunctional combined soil preparation machine comprises a frame assembly (1), a transmission system (2), an anti-winding rotary tillage cutter shaft (3), an interval type rotary tillage cutter group (4), a shallow loosening shovel (5), a depth limiting supporting plate (6), a horizontal partition flat floor (7), a fertilizer box assembly (8), a three-point suspension assembly (9), a transmission box (10) and a ditching and fertilizing shovel assembly (11). A three-point suspension assembly (9) and a transmission gearbox (10) are respectively arranged on the upper part of the front side of the frame assembly (1); a shallow loosening shovel (5), an anti-winding rotary tillage cutter shaft (3), a transverse partition flat floor (7) and a ditching and fertilizing shovel assembly (11) are sequentially arranged on the lower side part of the rack assembly (1) from front to back; a plurality of rotary tillage cutter groups (4) which are arranged spirally at intervals at double ends are sequentially and fixedly arranged on the anti-winding rotary tillage cutter shaft (3) along the axial direction; the longitudinal central line of the shallow loosening shovel (5) is superposed with the longitudinal central line of a spaced rotary tillage cutter group (4) fixedly arranged on the rear-side anti-winding rotary tillage cutter shaft (3) and the longitudinal central line of a ditching and fertilizing shovel assembly (11), the space size L of adjacent shallow loosening shovels (5) is equal to the center distance size of adjacent strip seedbeds, and L is 60 cm; the lowest point of the rotary tillage cutter group (4) is higher than the lowest point of the subsoiler (5), and the vertical distance H1 is 7-13 cm; the horizontal separating and blocking flat floor (7) performs dry farming and land leveling operation through the horizontal separating and blocking device; the vertical distance H2 between the lowest point of the ditching and fertilizing shovel assembly (11) and the lowest point of the rotary blade group (4) is 0-10 cm; the transmission case (10) is connected with the anti-winding rotary tillage cutter shaft (3) through the transmission system (2); the fertilizer box (8) is assembled on the upper part of the rear side of the frame assembly (1), the fertilizer box (8) is communicated with the ditching and fertilizing shovel assembly (11), and the fertilizing transmission is driven by a variable of a speed regulating motor according to the change of the operation speed to regulate the fertilizing amount; the left and right outer sides of the frame assembly (1) can be vertically adjusted to be provided with depth limiting supporting plates (6).

During operation, the machine is suspended and installed on the rear part of a traction tractor by using a three-point suspension assembly 9, the output power of the traction tractor is connected with a transmission case 10, an anti-winding rotary tillage cutter shaft 3 with a plurality of groups of rotary tillage cutter sets 4 is driven to rotate by the transmission case 10 and a transmission system 2, the rotary tillage operation depth is adjusted by a depth limiting supporting plate 6, the whole machine moves forwards, and a shallow loosening shovel 5, an interval rotary tillage cutter set 4, a transverse baffle flat floor 7 and a ditching and fertilizing shovel assembly 11 successively and continuously complete the deep loosening, interval rotary tillage, dry land leveling and strip fertilizing operation of strip seedbed soil of a paddy field, wherein the shallow loosening depth is 20-25cm, the rotary tillage depth is 12-18cm, and the fertilizing depth is 8-12 cm. When the machine tool is parked, the depth limiting supporting plate 6 can be moved downwards on the rack assembly 1 to be adjusted, so that the bottom end of the depth limiting supporting plate 6 is in supporting fit with the ground in a contact manner, and the parking and keeping of the machine tool are completed.

The whole machine has the technical effects that the whole machine is hung by a tractor to draw and provide power, tillage belts with the interval of 30cm are formed after tillage, the width of each tillage belt of the paddy field seedbed is 30cm, shallow loosening, interval rotary tillage, dry farming land leveling and constant fertilization operation are realized in the tillage belts of the paddy field seedbed, the width size requirements of the seedling beds for transplanting in wide and narrow rows of rice such as 15 × 45, 20 × 40 and 25 × 35 are met, beating and land leveling operation is not needed before transplanting, and the purposes of shallow loosening of the paddy field seedbed, interval fine land leveling, dry farming land leveling and constant fertilization are realized.

Claims (1)

1. The utility model provides a multi-functional combined soil preparation machine of paddy field seedbed spaced, includes frame assembly (1), installs three point suspension assembly (9) and transmission gearbox (10) on frame assembly (1) front side upper portion respectively, its characterized in that: a shallow loosening shovel (5), an anti-winding rotary tillage cutter shaft (3), a transverse partition flat floor (7) and a ditching and fertilizing shovel assembly (11) are sequentially arranged on the lower side part of the rack assembly (1) from front to back; a plurality of groups of interval type double-end spirally-arranged rotary tillage cutter groups (4) are sequentially and fixedly arranged on the anti-winding rotary tillage cutter shaft (3) along the axial direction; the longitudinal center line of the shallow loosening shovel (5) is superposed with the longitudinal center line of a spaced rotary tillage cutter group (4) fixedly arranged on the rear-side anti-winding rotary tillage cutter shaft (3) and the longitudinal center line of a ditching and fertilizing shovel assembly (11), the distance size L between adjacent shallow loosening shovels (5) is equal to the center distance size of adjacent strip seedbeds, and L is 60 cm; the lowest point of the rotary tillage cutter group (4) is higher than the lowest point of the subsoiler (5), and the vertical distance H1 is 7-13 cm; the vertical distance H2 between the lowest point of the ditching and fertilizing shovel assembly (11) and the lowest point of the rotary tillage cutter group (4) is 0-10 cm; the horizontal separation flat floor (7) performs dry farming and land leveling operation through the horizontal separation device; the transmission case (10) is connected with the anti-winding rotary tillage cutter shaft (3) through a transmission system (2); the fertilizer box (8) is assembled on the upper part of the rear side of the frame assembly (1), the fertilizer box assembly (8) is communicated with the ditching and fertilizing shovel assembly (11), and the fertilizing transmission is that the fertilizing amount is adjusted by variable driving of a speed regulating motor in the fertilizer box assembly (8) according to the change of the operation speed; the left and right outer sides of the frame assembly (1) can be vertically adjusted to be provided with depth limiting supporting plates (6).

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