CN214757927U

CN214757927U - Vertical spiral and opening-closing combined stubble cleaning device

Info

Publication number: CN214757927U
Application number: CN202120816171.7U
Authority: CN
Inventors: 王立军; 王英帅; 李懿航; 王后升; 于鲲檬
Original assignee: Northeast Agricultural University
Current assignee: Northeast Agricultural University
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-11-19
Anticipated expiration: 2031-04-21

Abstract

A vertical spiral and open-close combined stubble cleaning device belongs to agricultural machinery, and comprises a frame, a stubble cleaning single device, an intelligent control device and a transmission system, a three-point suspension bracket, a stubble cleaning single device and an intelligent control device are fixed on a frame, a transmission system drives the stubble cleaning single device to rotate, the stubble cleaning single device comprises a stubble cleaning shell, a sliding stubble cleaning knife, a stubble crushing knife, a crank slide block mechanism and a hydraulic device, the sliding stubble cleaning knife is arranged on a knife shaft at the bottom of the stubble cleaning shell, a plurality of stubble crushing knives are fixed on a knife holder of the stubble cleaning shell through bolts, the knife holder is welded on the stubble cleaning shell along a spiral line, the crank slide block mechanism is fixed in a groove in the stubble cleaning shell, the sliding block is connected with an upper hydraulic device, the crank is connected with a lower sliding cutting stubble-cleaning knife, the hydraulic device is fixed in the stubble-cleaning shell, and the intelligent control device controls the movement of the hydraulic device; the invention has the characteristics of small soil disturbance, good stubble crushing effect and low machine power consumption.

Description

Vertical spiral and opening-closing combined stubble cleaning device

Technical Field

The invention belongs to agricultural machinery, and mainly relates to a vertical type spiral and opening and closing combined stubble cleaning device.

Background

The stubble returning is one of the core contents of the protective farming technology, improves the soil condition, improves the crop yield, and has important positive effects on the soil organic matter and organic carbon sequestration and environmental protection. However, the traditional stubble cleaning device has the problems of large unit power consumption and soil movement amount, serious soil moisture loss after operation and the like, and can not simultaneously crush the straws and the stubbles.

Disclosure of Invention

The invention aims to solve the problems and designs a vertical spiral and opening-closing combined stubble cleaning device which can simultaneously crush the overground straws and the underground stubbles.

1. The purpose of the invention is realized as follows: the utility model provides a vertical spiral and switching combination stubble-cleaning device, includes frame, stubble-cleaning monomer device, intelligent control device and transmission system, is fixing three-point mounted frame, stubble-cleaning monomer device and intelligent control device in the frame, and transmission system drives the rotation of stubble-cleaning monomer device, its characterized in that: the transmission system consists of a reversing mechanism, a belt pulley, a transmission shaft and a gear set, wherein the input end of the reversing mechanism fixed on the frame is connected with a power output shaft of the tractor, the output end of the gearbox transmits power to the transmission shaft through the belt pulley, and the transmission shaft transmits the power to the stubble cleaning monomer device through the gear set, so that the stubble cleaning monomer device drives the sliding cutting stubble cleaning knife and the stubble crushing knife to rotate. The stubble cleaning single device comprises a stubble cleaning shell, a sliding cutting stubble cleaning knife, a stubble crushing knife, a slider-crank mechanism and a hydraulic device, wherein the sliding cutting stubble cleaning knife is arranged on a knife shaft at the lower part of the stubble cleaning shell, a plurality of stubble cleaning knives are fixed on a knife block through bolts, the knife block is welded on the stubble cleaning shell along a spiral line, the slider-crank mechanism is fixed in a groove in the stubble cleaning shell, a crank is connected with the sliding cutting stubble cleaning knife at the lower part, the slider is connected with the hydraulic device at the upper part, and the hydraulic device is fixed in the stubble cleaning shell. The intelligent control device is composed of an environment sensing device, an information processing device and a PLC (programmable logic controller) electric control unit, the intelligent control device is fixed on the surface of the rack, the information processing device and the PLC electric control unit are arranged in the intelligent control device, the environment sensing device is arranged on the upper portion of the intelligent control device, and the information processing device is electrically connected with the hydraulic device through the PLC electric control unit.

Compared with the prior art, the vertical spiral and opening-closing combined stubble cleaning device has the advantages that the upper stubble on the ground is crushed by the stubble crushing blades arranged along the spiral at the upper part, the underground roots are crushed by the sliding stubble cutting blades at the lower part, and the sliding stubble cutting blades are controlled to open and close by the intelligent control system and the hydraulic device, so that the effect of simultaneously treating the upper stubble and the lower roots is realized, the soil disturbance amount and the machine power consumption during operation are reduced, and the working efficiency is improved.

Drawings

FIG. 1 is a schematic view of the general structure of a vertical type combined spiral and open-close stubble cleaning device of the present invention;

fig. 2 is a half sectional view of the stubble ploughing monomer unit of fig. 1;

FIG. 3 is a semi-sectional view of the control hardware of FIG. 1;

description of part numbers in the figures:

1. the device comprises a rack, 2, an intelligent control device, 3, an environment sensing device, 4, a reversing mechanism, 5, a power output shaft, 6, a three-point suspension device, 7, a belt pulley, 8, a transmission shaft, 9, a gear set, 10, a root stubble smashing knife, 11, a sliding cutting stubble cleaning knife, 12, a stubble cleaning single device, 13, a bolt, 14, a knife holder, 15, a hydraulic device, 16, a sliding block, 17, a crank, 18, a knife shaft, 19, a groove, 20, a stubble cleaning shell, 21, an information processing device, 22 and a PLC (programmable logic controller) electric control unit.

Detailed Description

2. The following detailed description of the inventive embodiments is provided in connection with the accompanying drawings. The utility model provides a vertical spiral and switching combination stubble-cleaning device, includes frame 1, stubble-cleaning monomer device 12, intelligent control device 2 and transmission system, is fixed with three point mounted frame 6, stubble-cleaning monomer device 12 and intelligent control device 2 in the frame, and transmission system drives stubble-cleaning monomer device 12 rotation, its characterized in that: the transmission system consists of a reversing mechanism 4, a belt pulley 7, a transmission shaft 8 and a gear set 9, the input end of the reversing mechanism 4 fixed on the frame 1 is connected with a power output shaft 5 of the tractor, the output end of the reversing mechanism 4 transmits power to the transmission shaft 8 through the belt pulley 7, the transmission shaft 8 transmits the power to a stubble cleaning monomer device 12 through the gear set 9, so that the stubble cleaning monomer device 12 drives a sliding stubble cleaning knife 11 and a stubble crushing knife 10 to rotate; the stubble cleaning single device 12 comprises a stubble cleaning shell 20, a sliding cutting stubble cleaning knife 11, a stubble crushing knife 10, a crank 17, a sliding block 16 and a hydraulic device 15, wherein the sliding cutting stubble cleaning knife 11 is arranged on a knife shaft 18 at the bottom of the stubble cleaning shell 20, a plurality of stubble crushing knives 10 are fixed on a knife seat 14 through bolts 13, the knife seat 14 is welded on the stubble cleaning shell 20 along a spiral line, a crank sliding block mechanism is fixed in a groove 19 in the stubble cleaning shell 20, the crank 17 is connected with the lower sliding cutting stubble cleaning knife 11, the sliding block 16 is connected with the upper hydraulic device 15, the hydraulic device 15 is fixed in the stubble cleaning shell 20, and the intelligent control device 2 controls the movement of the hydraulic device 15; the intelligent control device 2 in the vertical spiral and opening-closing combined stubble cleaning device consists of an environment sensing device 3, an information processing device 21 and a PLC (programmable logic controller) electronic control unit 22, the intelligent control device 2 is fixed on the surface of the rack 1, the information processing device 21 and the PLC electronic control unit 22 are installed inside the intelligent control device 2, the environment sensing device 3 is installed on the upper part of the intelligent control device 2, and the information processing device 21 is electrically connected with the hydraulic device 15 through the PLC electronic control unit 22.

The working principle is that when the stubble cleaning device works, the power output shaft 5 of the tractor drives the sliding stubble cleaning knife 11 and the stubble crushing knife 10 on the stubble cleaning monomer device 12 to rotate through a transmission system, and the stubble crushing knives 10 arranged along the spiral line crush the upper stubbles of the soil; the environment induction device 3 collects the related information of the row spacing and the row spacing of the corn stubble in the field and transmits the information to the information processing device 21, the information processing device 21 processes the collected information, meanwhile, the instruction is sent to a PLC (programmable logic controller) unit 22, the PLC unit 22 controls a hydraulic device 15 to work, the hydraulic device 15 drives a slide block 16 to move downwards along a groove 19, a crank 17 drives a sliding cutting stubble-cleaning knife 11 to open downwards from an initial upwards closed state to a specified angle to grind the roots of the lower part of the soil, after a specified time, the signal processing device 21 sends a relevant instruction to the PLC electronic control unit 22, the PLC electronic control unit 22 controls the hydraulic device 15 to work, the hydraulic device 15 drives the sliding block 16 to move upwards along the groove 19, and the crank 17 drives the sliding cutting stubble-cleaning knife 11 to start to be upwards closed to an initial state, so that the stubble-cleaning operation of a single stubble is completed.

Claims

1. The utility model provides a vertical spiral and switching combination stubble-cleaning device, includes frame (1), stubble-cleaning monomer device (12), intelligent control device (2) and transmission system, is fixed with three-point mounted frame (6), stubble-cleaning monomer device (12) and intelligent control device (2) in the frame, and transmission system drives stubble-cleaning monomer device (12) rotation, its characterized in that: the transmission system consists of a reversing mechanism (4), a belt pulley (7), a transmission shaft (8) and a gear set (9), wherein the input end of the reversing mechanism (4) fixed on the rack (1) is connected with a power output shaft (5) of a tractor, the output end of the reversing mechanism (4) transmits power to the transmission shaft (8) through the belt pulley (7), and the transmission shaft (8) transmits the power to a stubble cleaning monomer device (12) through the gear set (9) so that the stubble cleaning monomer device (12) drives a sliding cutting stubble cleaning knife (11) and a stubble crushing knife (10) to rotate.

2. The vertical type spiral and open-close combined stubble cleaning device as claimed in claim 1, wherein: the stubble cleaning single device (12) comprises a stubble cleaning shell (20), a sliding cutting stubble cleaning blade (11), a stubble crushing blade (10), a crank (17), a sliding block (16) and a hydraulic device (15), wherein the sliding cutting stubble cleaning blade (11) is installed on a blade shaft (18) at the bottom of the stubble cleaning shell (20), a plurality of stubble crushing blades (10) are fixed on a blade holder (14) through bolts (13), the blade holder (14) is welded on the stubble cleaning shell (20) along a spiral line, a crank sliding block mechanism is fixed in a groove (19) in the stubble cleaning shell (20), the crank (17) is connected with the lower sliding cutting stubble cleaning blade (11), the sliding block (16) is connected with an upper hydraulic device (15), the hydraulic device (15) is fixed in the stubble cleaning shell (20), and the intelligent control device (2) controls the movement of the hydraulic device (15).

3. The vertical type spiral and opening-closing combined stubble cleaning device as claimed in claim 1, wherein the intelligent control device (2) is composed of an environment sensing device (3), an information processing device (21) and a PLC (programmable logic controller) electronic control unit (22), the intelligent control device (2) is fixed on the surface of the frame (1), the information processing device (21) and the PLC electronic control unit (22) are installed inside the intelligent control device (2), the environment sensing device (3) is installed on the upper portion of the intelligent control device (2), and the information processing device (21) is electrically connected with the hydraulic device (15) through the PLC electronic control unit (22).