CN216130212U

CN216130212U - Ditching suppression device

Info

Publication number: CN216130212U
Application number: CN202120388041.8U
Authority: CN
Inventors: 奚小波; 高文杰; 张瑞宏; 金亦富; 单翔; 张翼夫; 张宝峰; 陈超; 瞿济伟
Original assignee: Yangzhou University
Current assignee: Yangzhou University
Priority date: 2020-11-24
Filing date: 2021-02-22
Publication date: 2022-03-25
Anticipated expiration: 2031-02-22

Abstract

The utility model discloses a ditching and pressing device in the technical field of agricultural machinery, which comprises a frame, wherein a transmission case is fixedly connected to the frame, a rotatable ditching cutter head I and a ditching cutter head II are in transmission connection with the left end and the right end of the transmission case, a plurality of ditching cutters I are arranged on the periphery of the ditching cutter head I, a plurality of ditching cutters II are arranged on the periphery of the ditching cutter head II, the ditching cutter head I and the ditching cutter head II are symmetrically arranged relative to the center of the frame in the length direction, the ditching cutter head I is obliquely downwards arranged from left to right, a soil covering shaft I and a soil covering shaft II are respectively connected to the frame in the outward direction of the ditching cutter head I and the ditching cutter head II, a spiral conveying blade I is arranged on the soil covering shaft I, a spiral conveying blade II is arranged on the soil covering shaft II, the soil covering shaft I and the soil covering shaft II are both arranged behind the ditching cutter head I, and at least one pressing roller is connected to the frame behind the soil covering shaft I, the frame is connected with a soil scraping component for scraping soil on the press roller; the utility model has high working efficiency.

Description

Ditching suppression device

Technical Field

The utility model belongs to the technical field of agricultural machinery, and particularly relates to a ditching and pressing device.

Background

The current agricultural field adopts the rotary cultivator to plough, soil preparation, then fertilize, the seeding operation, adopt the ditching machine to open at last and irrigate the drainage ditch, current ditching machine includes the frame, fixedly connected with furrow opener in the frame, the frame is connected in the running gear rear, in operation, very big resistance of advancing need be overcome to the furrow opener, the furrow opener warp easily, and the device can only realize the ditching, the earthing process still need be carried out to the ditching completion, after the earthing, carry out the suppression operation again and make the field level and smooth, operating efficiency is not high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, provides the ditching and pressing device, solves the technical problem of low operation efficiency in the prior art, can reduce ditching resistance, completes earthing and pressing while ditching, and has high operation efficiency.

The purpose of the utility model is realized as follows: the utility model provides a ditching suppression device, includes the frame, fixedly connected with transmission case in the frame, both ends transmission is connected with rotatable ditching blade disc one and ditching blade disc two about the transmission case, a plurality of ditching sword one have been arranged in the periphery of ditching blade disc one, a plurality of ditching sword two have been arranged in the periphery of ditching blade disc two, ditching blade disc one is the same with ditching blade disc two's structure, and ditching blade disc one and ditching blade disc two set up about the central symmetry of frame on length direction, ditching blade disc one sets up from left side down-sloping, and ditching blade disc one and ditching blade disc two are connected with earthing axle one and earthing axle two respectively on the frame in the outside direction, the spiral delivery vane one has been arranged in earthing axle one, spiral delivery vane two have been arranged in earthing axle two, and earthing axle one and earthing axle two are all at the rear of ditching blade disc one, be connected with at least one compression roller in the frame of earthing axle one rear, be connected with in the frame of compression roller top and be used for scraping the earth subassembly of scraping of earth on the compression roller.

According to the utility model, the rack is connected to the rear part of the walking device, after a sowing process of ditching, the positions of the ditcher and the ditching cutter head are staggered with the positions of seeds, the lowest positions of the first spiral conveying blade and the second spiral conveying blade are slightly higher than the ground, and the heights of the first soil covering shaft and the second soil covering shaft are set according to the ditching soil amount; when the ditching and soil-discharging machine works, the first ditching cutter head and the second ditching cutter head continuously rotate, the first ditching cutter head and the second ditching cutter head simultaneously tilt to enter soil and throw out the soil in a direction upward and away from a seed ditch, and the first spiral conveying blade and the second spiral conveying blade respectively convey the soil accumulated beside the ditch to the left end and the right end of the rack to cover the soil on seeds, so that soil separation, water retention and soil moisture preservation are realized; the press roller presses the soil-covered field, the field is smoother, the soil on the press roller is scraped by the soil scraping assembly, and the advancing resistance of the press roller is reduced; according to the utility model, ditching is realized by continuously rotating the first ditching cutter and the second ditching cutter, so that ditching resistance is reduced, meanwhile, the earthing action of seeds is realized, and compacting is realized after earthing is finished, so that the field is leveled, and the operation efficiency is high; can be applied to the ditching and pressing work of farmlands, in particular to the ditching and pressing work of dry farmlands.

In order to further improve the ditching effect, the number of the compression rollers is two, the two compression rollers are arranged at intervals along the length direction of the rack, and a ditcher is connected on the rack between the two compression rollers; in the design, the positions of the two compression rollers in the length direction respectively correspond to the positions of the first soil covering shaft and the second soil covering shaft, and the inward ends of the two compression rollers do not exceed the outermost edge positions of the first ditching cutter and the second ditching cutter.

In order to further reduce the ditching resistance, the outermost edge position of the outer side of the ditcher does not exceed the outermost edge position of the first ditching cutter, and the outermost edge position of the outer side of the ditcher does not exceed the outermost edge position of the second ditching cutter; in the design, the first ditching cutter and the second ditching cutter smash soil, and the ditcher arranges ditches in the ditches after the soil is smashed, so that the ditching resistance of the ditcher is reduced, and the energy is saved and the consumption is reduced.

In order to further reduce the resistance of the press roller in the forward movement, the scraping assembly comprises a scraping shaft corresponding to the press roller, the scraping shaft is rotatably connected to the rack, and spiral scraping blades are distributed on the scraping shaft; in the design, the spiral soil scraping blades on the two soil scraping shafts are opposite in rotation direction, the spiral soil scraping blade behind the first spiral conveying blade is the same as the first spiral conveying blade in rotation direction, and the spiral soil scraping blade behind the second spiral conveying blade is the same as the second spiral conveying blade in rotation direction.

In order to further realize the earthing, fixedly connected with driving motor in the frame behind the transmission case, driving motor's the left and right sides both ends are connected with drive shaft one and drive shaft two respectively, the one end that drive shaft one stretches out the frame is connected with drive wheel one, the one end that drive shaft two stretches out the frame is connected with drive wheel two, the one end that the axle of scraping the soil outwards stretches out the frame all is connected with the drive wheel, and the drive wheel that drive wheel one drive corresponds rotates with from driving wheel one, and drive wheel two drive corresponding drive wheel rotates with from driving wheel two.

Drawings

Fig. 1 is a first perspective view of the present invention.

Fig. 2 is a second perspective view of the present invention.

Fig. 3 is a three-dimensional structure diagram of the present invention.

Fig. 4 is a fourth perspective view of the present invention.

The soil-leveling machine comprises a first ditching cutter head 1, a first ditching cutter 2, a ditcher 3, a second ditching cutter 4, a second ditching cutter head 5, a rack 6, a press roller 7, a second driving belt 8, a second soil-leveling plate 9, a second soil-leveling plate 10 on the side, a second driven wheel 11, a second driving wheel 12, a second belt 13, a driving wheel 14, a first driving belt 15, a first driven wheel 16, a first soil-scraping shaft 17, a spiral soil-scraping blade 18, a first belt 19, a first driving wheel 20, a first soil-leveling plate 21 on the side, a first soil-leveling plate 22, a second spiral conveying blade 23, a first spiral conveying blade 24, a first soil-covering shaft 25 and a second soil covering shaft 26.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

The ditching and pressing device comprises a frame 6, a transmission case is fixedly connected to the frame 6, a rotatable ditching cutter head I1 and a ditching cutter head II 5 are in transmission connection with the left end and the right end of the transmission case, a plurality of ditching cutters I2 are arranged on the periphery of the ditching cutter head I1, a plurality of ditching cutters II 4 are arranged on the periphery of the ditching cutter head II 5, the ditching cutter head I1 and the ditching cutter head II 5 are identical in structure, the ditching cutter head I1 and the ditching cutter head II 5 are symmetrically arranged relative to the center of the frame 6 in the length direction, the ditching cutter head I1 is obliquely inclined downwards from left to right, a soil covering shaft I25 and a soil covering shaft II 26 are respectively and rotatably connected to the frame 6 in the outward direction of the ditching cutter head I1 and the ditching cutter head II 5, a spiral conveying blade I24 is arranged on the soil covering shaft I25, and a spiral conveying blade II 23 is arranged on the soil covering shaft II 26, the first soil covering shaft 25 and the second soil covering shaft 26 are arranged behind the first ditching cutter head 1, the spiral directions of the first spiral conveying blade 24 and the second spiral conveying blade 23 are opposite, and the first soil covering shaft 25 and the second soil covering shaft 26 are arranged behind the first ditching cutter head 1; an upper soil homogenizing plate I22 is fixedly connected to the rack 6 above the first ditching cutter head 1, side soil homogenizing plates I21 are respectively arranged on the front side and the rear side of the upper soil homogenizing plate I22, one side, facing the first ditching cutter head 1, of the upper soil homogenizing plate I22 and one side soil homogenizing plate I21 are in an inwardly concave arc shape, an upper soil homogenizing plate II 9 is fixedly connected to the rack 6 above the second ditching cutter head 5, side soil homogenizing plates II 10 are respectively arranged on the front side and the rear side of the upper soil homogenizing plate II 9, and one side, facing the second ditching cutter head 5, of the upper soil homogenizing plate II 9 and one side of the side soil homogenizing plate II 10 are in an inwardly concave arc shape; at least one press roller 7 is connected on the frame 6 behind the first soil covering shaft 25, and a soil scraping assembly for scraping soil on the press roller 7 is connected on the frame 6 above the press roller 7, the press roller 7 is provided with two, be connected with furrow opener 3 on the frame 6 between two press rollers 7, the outermost edge position in furrow opener 3 outside is no longer than the outermost edge position of ditching sword 2, the outermost edge position in furrow opener 3 outside is no longer than the outermost edge position of ditching sword two 4, scrape native subassembly and include the scraping shaft 17 that corresponds with press roller 7, scraping shaft 17 rotationally connects in frame 6, the spiral scraping blade 18 of having arranged on scraping shaft 17, the spiral scraping blade 18 of two scraping shafts 17 is to opposite soon, the spiral scraping blade 18 and the spiral conveying blade 24 of spiral conveying blade 24 rear are to the same soon, the spiral scraping blade 18 and the spiral conveying blade two 23 of spiral conveying blade two 23 rear are to the same soon.

In order to further realize soil covering, a driving motor is fixedly connected to the rack 6 behind the transmission box, a first driving shaft and a second driving shaft are respectively connected to the left end and the right end of the driving motor, a first driving wheel 20 is connected to one end, extending out of the rack 6, of the first driving shaft, a second driving wheel 12 is connected to one end, extending out of the rack 6, of the second driving shaft, soil scraping shafts 17 are respectively connected to one ends, extending out of the rack 6, of the driving wheels 14, the first driving wheels 20 drive the corresponding first driving wheels 14 and the corresponding second driven wheels 16 to rotate, and the second driving wheels 12 drive the corresponding first driving wheels 14 and the corresponding second driven wheels 11 to rotate; in this embodiment, the first driving wheel 20 is connected with a corresponding one of the driving wheels 14 through a first belt 19, one of the driving wheels 14 is connected with a corresponding one of the driven wheels 16 through a first driving belt 15, the second driving wheel 12 is connected with a corresponding other driving wheel 14 through a second belt 13, and the other driving wheel 14 is connected with a second driven wheel 11 through a second driving belt 8.

In the utility model, a frame 6 is connected behind a traveling device, the traveling device provides power for a transmission case through a universal joint, and ditching is carried out after a seeding process; when the ditching device works, the transmission case acts, the ditching cutter head I1 and the ditching cutter head II 5 continuously rotate, the ditching cutter head I2 and the ditching cutter head II 4 simultaneously tilt to enter soil, the soil is thrown out towards the direction which is upward and far away from a seed ditch, the broken soil thrown out outwards by the ditching cutter head I2 is scattered on the field in the conveying direction of the spiral conveying blade I24 through the side soil homogenizing plate I21 and the upper soil homogenizing plate I22, the broken soil thrown outwards by the ditching cutter head II 4 is scattered on the field in the conveying direction of the spiral conveying blade II 23 through the side soil homogenizing plate II 10 and the upper soil homogenizing plate II 9, the soil dividing resistance of the spiral conveying blade I24 and the spiral conveying blade II 23 is reduced, the soil dividing uniformity of one belt is improved, simultaneously, the driving motor acts, the driving motor drives the driving shaft I and the driving shaft II to rotate, the driving shaft I20 drives the driving wheel II 12 to rotate, the driving wheel I20 drives the corresponding to rotate to the driving wheel 14 through the belt I19, the driving wheel II 12 drives the other driving wheel 14 to rotate through the belt II 13, the two driving wheels 14 respectively drive the soil covering shaft I25 and the soil covering shaft II 26 to rotate through the driving belt I15 and the driving belt II 8, the spiral conveying blades I24 and the spiral conveying blades II 23 convey soil outwards to cover the soil on seeds, the furrow opener 3 carries out furrow arrangement in the crushed furrows, the ditching resistance of the furrow opener 3 is reduced, energy is saved, and consumption is reduced; meanwhile, the press roller 7 presses the soil-covered field to enable the field to be smoother, the spiral soil scraping blades 18 scrape soil on the press roller 7, and meanwhile, the soil is conveyed to the left end and the right end of the rack 6, so that the soil distribution uniformity is further improved; the utility model realizes ditching, soil covering and pressing, has good ditching effect, low ditching resistance and high operation efficiency; can be applied to the ditching work of farmlands, in particular to the ditching work of dry farmlands.

The utility model is not limited to the above-mentioned embodiments, the first screw conveying blade 24, the second screw conveying blade 23 and the helical scraper blade 18 may be of a constant pitch or a variable pitch, and may be arranged according to actual requirements.

Claims

1. The utility model provides a ditching suppression device, includes the frame, its characterized in that: fixedly connected with transmission case in the frame, both ends transmission is connected with rotatable ditching blade disc one and ditching blade disc two about the transmission case, a plurality of ditching sword one have been arranged in the periphery of ditching blade disc one, a plurality of ditching sword two have been arranged in the periphery of ditching blade disc two, ditching blade disc one is the same with the structure of ditching blade disc two, and ditching blade disc one and ditching blade disc two set up about the central symmetry on the length direction of frame, ditching blade disc one inclines downward from a left side to the right and sets up, and ditching blade disc one and ditching blade disc two are rotationally connected with earthing axle one and earthing axle two respectively on the frame in the outside direction, the spiral delivery blade of arranging in earthing axle one, the spiral delivery blade two of arranging in earthing axle two, and earthing axle one and earthing axle two are all at the rear of ditching blade disc one, are connected with at least one compression roller in the frame of earthing axle one rear, the frame of compression roller top is connected with the subassembly of scraping that is used for scraping earth on the compression roller.

2. The trenching compacting apparatus of claim 1, wherein: the compression roller is provided with two, and two compression rollers set up along the length direction interval of frame, are connected with the furrow opener in the frame between two compression rollers.

3. The trenching compacting apparatus of claim 2, wherein: the rack at the rear of the transmission case is connected with a furrow opener, the outermost edge position of the outer side of the furrow opener does not exceed the outermost edge position of the first ditching cutter, and the outermost edge position of the outer side of the furrow opener does not exceed the outermost edge position of the second ditching cutter.

4. A trench compacting apparatus as set forth in any of claims 1 to 3, wherein: the scraper subassembly includes the scraper shaft that corresponds with the compression roller, the scraper shaft rotationally connects in the frame, and the epaxial spiral scraper blade that distributes of scraper.

5. The trenching compacting apparatus of claim 4, wherein: the soil scraping machine is characterized in that a driving motor is fixedly connected to the rack behind the transmission box, a first driving shaft and a second driving shaft are connected to the left end and the right end of the driving motor respectively, a first driving wheel is connected to one end, extending out of the rack, of the first driving shaft, a second driving wheel is connected to one end, extending out of the rack, of the second driving shaft, a driving wheel is connected to one end, extending out of the rack, of the soil scraping shaft, a driving wheel is connected to one end, corresponding to the first driving wheel, and a driven wheel is connected to the other end, corresponding to the second driving wheel, and the driving wheel and the driven wheel are connected to the second driving wheel.