CN105432159A - Back-throwing type topsoil cultivation shovel for separating grass and soil - Google Patents

Back-throwing type topsoil cultivation shovel for separating grass and soil Download PDF

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Publication number
CN105432159A
CN105432159A CN201510846129.9A CN201510846129A CN105432159A CN 105432159 A CN105432159 A CN 105432159A CN 201510846129 A CN201510846129 A CN 201510846129A CN 105432159 A CN105432159 A CN 105432159A
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China
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shovel
shallow pine
soil
shallow
sward
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CN201510846129.9A
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CN105432159B (en
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王庆杰
刘从京
李洪文
孙思佳
牛琪
何进
李问盈
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China Agricultural University
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China Agricultural University
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Abstract

The invention belongs to the technical field of agricultural machinery and particularly relates to a back-throwing type topsoil cultivation shovel for separating grass and soil. The grass and the soil are shoveled by topsoil cultivation shovel wings and pushed backward. Soil smashing rollers on the back side of the topsoil cultivation shovel are driven by a driving wheel to quickly rotate clockwise. Harrow teeth on the soil smashing rollers are stirred to smash soil blocks to separate the grass and the soil, the grass and the soil are thrown backward quickly to be separated further and enable weeds to be buried in the soil, the weeds can return to the field easily, and humus of weed rot can improve the nutrient in the soil, loosen the soil and increase the content of air and water in the soil. Compared with the existing topsoil cultivation shovel, the weeding rate is high, the effect of the loosening of the topsoil is remarkable, the grass and the soil separation effect after topsoil cultivation is good, and the back-throwing type topsoil cultivation shovel is favorable for improving the breathability of a seedbed and enables crop roots to be developed.

Description

A kind of after tow type sward is separated shallow pine shovel
Technical field
The invention belongs to agricultural machinery technological field, particularly a kind of after tow type sward is separated shallow pine shovel.
Background technology
Shallow loose machine is a kind of surface tillage facility conventional during protective farming technique is promoted, and is mainly applicable to the seedbed preparation operation of nonirrigated farmland conservation tillage.Shallow loose machine loosens the soil, weeding, whole ground effect quality depend primarily on shallow pine shovel, therefore, shallow pine shovel is the core work parts of shallow loose machine.
In order to improve, shallow loose machine loosens the soil, weeding, whole ground effect, researcher have developed a series of shallow loose machine and shallow pine shovel, as utility model patent 200420112778.3 discloses a kind of shovel weeder, directly reach weeding by the shallow pine shovel of wing formula, object of loosening the soil, but sward inferior separating effect after shallow pine, weeds kill ratio is low.And for example utility model patent 200820122769.0 discloses a kind of ridged shield type spraying topsoil weeder, after adopting the shallow loose weed shovel weeding of wing formula, herbicidal effect is strengthened by installing chemical chemical spraying device, not only complex structure, and the cost of pollution to environment, farming can be increased, also can increase the counterweight of facility.Though these shallow loose machines achieve to a certain extent loosen the soil, weeding, whole ground object, but still sward inferior separating effect after there is shallow pine, after weeding, weeds root system major part is still combined with soil, the problems such as weeds kill ratio is low.Therefore need to design a kind of dial type sward and be separated shallow pine shovel, improve sward separating effect further.
Summary of the invention
Not enough for prior art, the invention provides a kind of after tow type sward and be separated shallow pine shovel.
After tow type sward is separated a shallow pine shovel, and it comprises shallow pine shovel frame, drive unit, power transmission, the shallow pine shovel wing and sward separator;
Described shallow pine shovel frame comprises spade 1, the shallow pine shovel support plate 2 in left and right and drive wheel bracket, and left and right shallow pine shovel support plate 2 symmetry is arranged on both sides, spade 1 bottom, and drive wheel bracket is arranged on dead astern, spade 1 bottom;
Described drive unit is driving wheel 6, and driving wheel 6 is arranged in drive wheel bracket by bearing; Described power transmission comprises left and right bevel gear wheel 7 and left and right bevel pinion 8, and left and right bevel gear wheel 7 is fixed on driving wheel 6 left and right sides by key connecting, and left and right bevel pinion 8 is meshed with the bevel gear wheel 7 of corresponding side;
The described shallow pine shovel wing comprises Qian Songchan left wing 3 and shallow pine shovel right flank 4, and symmetry is arranged on the upside of the shallow pine shovel support plate 2 of corresponding side, and shovel support plate 2 with shallow pine and be close to, and Qian Songchan left wing 3 and the shallow loose front side shoveling right flank 4 are provided with the edge of shovel;
Described sward separator comprises left and right hack roller 11, be positioned at the shallow pine shovel wing rear of corresponding side, the roll shaft inner end of left and right hack roller 11 is connected with the bevel pinion 8 of corresponding side by key connecting, outer end is arranged on hack roller bearing 10 by bearing, hack roller bearing 10 is fixed on the shallow pine shovel support plate 2 of corresponding side, and rake teeth 9 is distributed on hack roller 11.
Preferred version comprises following any point:
The bottom of described spade 1 is shoveled support plate 2 bottom surface with the shallow pine in left and right and is flushed.
The large end of described bevel gear wheel 7 is near driving wheel 6, and the small end of described bevel pinion 8 is near hack roller 11; Diameter 10 ~ the 12mm less of driving wheel 6 that bevel gear wheel 7 is held greatly, the diameter of bevel pinion 8 is less than the diameter of bevel gear wheel 7 by more than 50%.
The plane that the axis of described bevel pinion 8 forms with the axis of the bevel gear wheel 7 be meshed, to shovel support plate 2 parallel with shallow pine, to guarantee the axis maintenance level of its hack roller 11 driven.
The upper surface of described Qian Songchan left wing 3 and shallow pine shovel right flank 4, on rear side of the edge of shovel, is smooth horizontal plane.
The thickness of described Qian Songchan left wing 3 and shallow pine shovel right flank 4 is less than 1cm.
Angle between the shallow pine shovel support plate 2 of described left and right is the angle between α, Qian Songchan left wing 3 and shallow pine shovel right flank 4 is β, and the angle between left and right hack roller 11 is γ, α=β=γ, is 120 ° ~ 180 °.
Described rake teeth 9 is equidistantly fixed on hack roller 11 by double spiral shape.
Adjacent rake teeth 9 level intervals are 3cm, are arranged in order along hack roller 11 circumference by increasing progressively 36 °.
Beneficial effect of the present invention is: the invention provides before one can be broadcast loosen the soil, whole, effectively can carry out again the shallow pine shovel of sward separation, improve facility operation quality.After tow type sward is separated the technical scheme that shallow pine shovel adopts the sward separator being symmetricly set on wing formula shallow pine shovel rear side, effectively stir shoveling through shallow pine the sward pushed backward, sward is effectively separated and rear throwing rapidly, improve sward separating power, weeds are made to be buried in soil, be conducive to weeds also field, weeds rot after humus can not only improve nutrient in soil, can also chesson, increase the content of soil air and moisture, the more existing shallow pine shovel of this device weeding rate is higher, loose topsoil more remarkable effect, after shallow pine, sward separating effect is better, be conducive to the gas permeability improving kind of bed, make crop root more flourishing.
Accompanying drawing explanation
Fig. 1 is that a kind of after tow type sward is separated shallow loose shovel shaft mapping;
Fig. 2 is that a kind of after tow type sward is separated shallow pine shovel front view;
Fig. 3 is that a kind of after tow type sward is separated shallow pine shovel left view;
Fig. 4 is that a kind of after tow type sward is separated shallow pine shovel upward view;
Fig. 5 is that a kind of after tow type sward is separated shallow pine shovel explosive view;
Fig. 6 is a kind of hack roller rake teeth distribution map;
Label declaration: 1-spade; 2-shallow pine shovel support plate; 3-Qian Songchan left wing; 4-shallow pine shovel right flank; 5-screw; 6-driving wheel; 7-bevel gear wheel; 8-bevel pinion; 9-rake teeth; 10-hack roller bearing; 11-hack roller.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.It is emphasized that following explanation is only exemplary, instead of in order to limit the scope of the invention and apply.
A kind of after tow type sward is separated shallow pine shovel as Figure 1-Figure 5, and it comprises shallow pine shovel frame, drive unit, power transmission, the shallow pine shovel wing and sward separator.
Shallow pine shovel frame comprises spade 1, the shallow pine shovel support plate 2 in left and right and drive wheel bracket, left and right shallow pine shovel support plate 2 is symmetrically welded at both sides, spade 1 bottom, and in 140 ° of angles, shovel support plate 2 bottom surface with shallow pine bottom spade 1 and flush, drive wheel bracket is welded on dead astern, spade 1 bottom.
Drive unit is driving wheel 6, and driving wheel 6 is arranged in drive wheel bracket by bearing.Power transmission comprises left and right bevel gear wheel 7 and left and right bevel pinion 8, left and right bevel gear wheel 7 is fixed on driving wheel 6 left and right sides by key connecting, the large end of bevel gear wheel 7 is near driving wheel 6, and the diameter 10-12mm less of driving wheel 6 that bevel gear wheel 7 is held greatly, prevent the friction on bevel gear wheel 7 and earth's surface.Bevel pinion 8 is meshed with the bevel gear wheel 7 of corresponding side, and the diameter of bevel pinion 8 is less than the diameter of bevel gear wheel 7 by more than 50%, and under the condition of proof strength and manufacturing process, bevel pinion 8 should be little as far as possible.It is parallel that bevel pinion 8 axis and the plane that bevel gear wheel 7 axis be meshed forms and shallow pine shovel support plate 2.
The shallow pine shovel wing comprises Qian Songchan left wing 3 and shallow pine shovel right flank 4, and thickness is 0.8cm, and front side is provided with the edge of shovel, upper surface on rear side of the edge of shovel is smooth horizontal plane, on the upside of the shallow pine shovel support plate 2 being arranged on corresponding side by screw 5 symmetry, and in 140 ° of angles, and shovel support plate 2 with shallow pine and be close to.
Sward separator comprises left and right hack roller 11, be positioned at the shallow pine shovel wing rear of corresponding side, left and right hack roller 11 is in 140 ° of angles, the inner end of its roll shaft is connected with the bevel pinion 8 of corresponding side by key connecting, the small end of bevel pinion 8 is near hack roller 11, large end is fixed by screws on roll shaft, is provided with pad between bevel pinion 8 and screw; The outer end of roll shaft is arranged on hack roller bearing 10 by bearing, and hack roller bearing 10 is fixedly mounted on the shallow pine shovel support plate 2 of corresponding side.As shown in Figure 6, rake teeth 9 is equidistantly fixed on hack roller 11 by double spiral shape, and adjacent rake teeth 9 level intervals are 3cm, is arranged in order along hack roller 11 circumference by increasing progressively 36 °.
Shallow pine shovel is arranged in shallow loose machine frame, frame is provided with gauge wheel simultaneously and regulates the shallow loose degree of depth.During shallow loose machine work, driving wheel 6 and ground are pressed, and rotate clockwise by ordering about driving wheel 6 with the frictional force on ground, and the driving force that driving wheel 6 produces is delivered on hack roller 11 by bevel gear wheel 7 and bevel pinion 8, drive hack roller 11 to be rotated counterclockwise.Due to the diameter 10-12mm less of driving wheel 6 that bevel gear wheel 7 is held greatly, the diameter of bevel pinion 8 is significantly less than the diameter of bevel gear wheel 7, driving wheel 6 is made to drive hack roller 11 fast rotational, by the rotation of rake teeth 9 on hack roller 11 excircle, stir and scoop up and the sward pushed backward through shallow pine, by clods breaking, make sward quick separating, and retroject rapidly, the weeds thrown are separated with soil, then drop top layer, soil, the soil be attached on weeds root system comes off further, thus makes to be separated completely with soil in weeds; Simultaneously weeds are buried in soil, are conducive to weeds also field, weeds rot after humus can not only improve nutrient in soil, can also chesson, increase the content of soil air and moisture.

Claims (9)

1. an after tow type sward is separated shallow pine shovel, it is characterized in that, it comprises shallow pine shovel frame, drive unit, power transmission, the shallow pine shovel wing and sward separator;
Described shallow pine shovel frame comprises spade (1), shallow pine shovel support plate (2) in left and right and drive wheel bracket, left and right shallow pine shovel support plate (2) symmetry is arranged on spade (1) both sides, bottom, and drive wheel bracket is arranged on spade (1) dead astern, bottom;
Described drive unit is driving wheel (6), and driving wheel (6) is arranged in drive wheel bracket by bearing; Described power transmission comprises left and right bevel gear wheel (7) and left and right bevel pinion (8), left and right bevel gear wheel (7) is fixed on driving wheel (6) left and right sides by key connecting, and left and right bevel pinion (8) is meshed with the bevel gear wheel (7) of corresponding side;
The described shallow pine shovel wing comprises Qian Songchan left wing (3) and shallow pine shovel right flank (4), symmetry is arranged on shallow pine shovel support plate (2) upside of corresponding side, and shovel support plate (2) with shallow pine and be close to, the front side of Qian Songchan left wing (3) and shallow pine shovel right flank (4) is provided with the edge of shovel;
Described sward separator comprises left and right hack roller (11), be positioned at the shallow pine shovel wing rear of corresponding side, the roll shaft inner end of left and right hack roller (11) is connected with the bevel pinion (8) of corresponding side by key connecting, outer end is arranged on hack roller bearing (10) by bearing, hack roller bearing (10) is fixed on shallow pine shovel support plate (2) of corresponding side, and rake teeth (9) is distributed on hack roller (11).
2. a kind of after tow type sward is separated shallow pine shovel according to claim 1, and it is characterized in that, the bottom of described spade (1) is shoveled support plate (2) bottom surface with the shallow pine in left and right and flushed.
3. a kind of after tow type sward is separated shallow pine shovel according to claim 1, it is characterized in that, the large end of described bevel gear wheel (7) is near driving wheel (6), and the small end of described bevel pinion (8) is near hack roller (11); Diameter 10 ~ the 12mm less of driving wheel (6) that bevel gear wheel (7) is held greatly, the diameter of bevel pinion (8) is less by more than 50% than the diameter of bevel gear wheel (7).
4. a kind of after tow type sward is separated shallow pine shovel according to claim 1, it is characterized in that, the plane that the axis of described bevel pinion (8) forms with the axis of the bevel gear wheel be meshed (7), to shovel support plate (2) parallel with shallow pine.
5. a kind of after tow type sward is separated shallow pine shovel according to claim 1, it is characterized in that, the upper surface of described Qian Songchan left wing (3) and shallow pine shovel right flank (4), on rear side of the edge of shovel, is smooth horizontal plane.
6. a kind of after tow type sward is separated shallow pine shovel according to claim 1, it is characterized in that, the thickness of described Qian Songchan left wing (3) and shallow pine shovel right flank (4) is less than 1cm.
7. a kind of after tow type sward is separated shallow pine shovel according to claim 1, it is characterized in that, angle between shallow pine shovel support plate (2) in described left and right is α, angle between Qian Songchan left wing (3) and shallow pine shovel right flank (4) is β, and the angle between left and right hack roller (11) is γ, α=β=γ is 120 ° ~ 180 °.
8. a kind of after tow type sward is separated shallow pine shovel according to claim 1, and it is characterized in that, described rake teeth (9) is equidistantly fixed on hack roller (11) by double spiral shape.
9. a kind of after tow type sward is separated shallow pine shovel according to claim 7, and it is characterized in that, between adjacent rake teeth (9), level interval is 3cm, is arranged in order along hack roller (11) circumference by increasing progressively 36 °.
CN201510846129.9A 2015-11-27 2015-11-27 A kind of rear-tow type sward separates shallow pine shovel Active CN105432159B (en)

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CN201510846129.9A CN105432159B (en) 2015-11-27 2015-11-27 A kind of rear-tow type sward separates shallow pine shovel

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110945984A (en) * 2019-12-20 2020-04-03 西安圣华农业科技股份有限公司 Drum-type hangs hack mechanism

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4195697A (en) * 1978-02-10 1980-04-01 Griffin Robert M Shovel coupling with angle of attack adjustment
CN2708610Y (en) * 2004-08-19 2005-07-13 中国农业大学 Weeder with shallow ripping shovel
CN201278631Y (en) * 2008-09-27 2009-07-29 中国农业大学 Ridged shield type spraying topsoil weeder
CN201278632Y (en) * 2008-09-18 2009-07-29 王泽文 Composite minimum-tillage land preparation machine
CN202095265U (en) * 2011-05-31 2012-01-04 赵春武 Agricultural weeding-type furrow opener
CN202635030U (en) * 2012-06-20 2013-01-02 山东上禾农业发展有限公司 Shallow loose weeper
CN103430648A (en) * 2013-08-24 2013-12-11 吉林大学 Bionic double-wing universal weeding shovel

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4195697A (en) * 1978-02-10 1980-04-01 Griffin Robert M Shovel coupling with angle of attack adjustment
CN2708610Y (en) * 2004-08-19 2005-07-13 中国农业大学 Weeder with shallow ripping shovel
CN201278632Y (en) * 2008-09-18 2009-07-29 王泽文 Composite minimum-tillage land preparation machine
CN201278631Y (en) * 2008-09-27 2009-07-29 中国农业大学 Ridged shield type spraying topsoil weeder
CN202095265U (en) * 2011-05-31 2012-01-04 赵春武 Agricultural weeding-type furrow opener
CN202635030U (en) * 2012-06-20 2013-01-02 山东上禾农业发展有限公司 Shallow loose weeper
CN103430648A (en) * 2013-08-24 2013-12-11 吉林大学 Bionic double-wing universal weeding shovel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110945984A (en) * 2019-12-20 2020-04-03 西安圣华农业科技股份有限公司 Drum-type hangs hack mechanism

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