CN107548585A - Tooth toe formula rotary blade - Google Patents
Tooth toe formula rotary blade Download PDFInfo
- Publication number
- CN107548585A CN107548585A CN201710843223.8A CN201710843223A CN107548585A CN 107548585 A CN107548585 A CN 107548585A CN 201710843223 A CN201710843223 A CN 201710843223A CN 107548585 A CN107548585 A CN 107548585A
- Authority
- CN
- China
- Prior art keywords
- curve
- toe
- lines
- rotary blade
- lateral incision
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Soil Working Implements (AREA)
Abstract
Tooth toe formula rotary blade category agricultural machinery technological field, the present invention is made up of handle of a knife and cutter hub, wherein cutter hub includes the lateral incision face with lateral incision sword and the Sidelong portion with positive cutting blade, and the lateral incision sword in lateral incision face uses dentalation, and Sidelong portion uses more toe structures, the tooth-shape structure of its lateral incision sword is trapezoidal, toe is shaped as rectangle, and long and wide ratio is 26, and toe is wide to be sequentially reduced with arithmetic progression, toe point structure is trapezoidal, is connected between two toes by arc transition；The present invention is under the premise of rotary blade normal work is ensured, blade soil-entering resistance can be reduced, grass-winding proof ability is strong, Sidelong portion, which cuts cubic metre of earth formula and from wide knife cuts soil and be changed into the combination collaboration of how narrow knife, cuts soil, the selenodont that soil failure mode is changed into combination by wedge type failure fails, and the size of toe formula structure can be changed according to consistency of soil difference, soil resistance is cut with effective reduction, realizes the purpose of rotary blade drag reduction consumption reduction.
Description
Technical field
The invention belongs to agricultural machinery technological field, and in particular to a kind of tooth-toe formula rotary blade.
Background technology
Drive-type cultivation machinery, is widely used in Modern Agricultural Machine.During operation, workpiece is while rotate, one
Side random device advances, and continuously cuts soil and is allowed to ravel.The machinery have reduce agricultural machinery and implement under number, seize agriculture
When, hack fully, plough after grading, give full play to the advantages that dilatory acc power, but rotary tillage process power consumption is very big, unit energy
Consumption turns over 3~6 times of scarification equipment energy consumption higher than other.Moreover, the key working part as rotary tillage process --- rotary blade, with
The power consumption of soil interaction accounts for the 60%~70% of total consumption of a system, and therefore, the drag reduction design of rotary blade is to reduce rotary cultivator
The key of operation power consumption.
Chinese patent CN200910066892.4, a kind of entitled " farming rotary work portion with bionic geometric structure
Part ", by extracting the geometry feature of mole front foot pawl toe, arc structure is applied to the positive cutting blade of rotation working part.
This is designed to the soil-entering resistance for reducing rotary blade, but rotary blade is cut a cubic metre of earth formula and do not changed, and soil is failed in a manner of wedge type, drag reduction
The effect that lowers consumption is not obvious enough.
Chinese patent CN201410254484.2, entitled " a kind of tooth strengthens rotary blade ", including handle of a knife, mounting hole, cutter hub, knife
Sword, the knife back, wherein blade are dentation.The design reduces the contact area that blade buries, and can effectively reduce rotary blade enters ground
Resistance, and dentation blade can effectively interrupt weeds, straw head, hack and farming efficiency be improved, to the field of hard
Easily farming, but can not still change the failure mode of soil when rotary blade cuts soil, drag reduction consumption reduction effect is not obvious enough.
Therefore, design that a kind of to cut the rotary blade of soil resistance be very crucial to reduce by changing soil failure mode
, and have great importance to China's agricultural sustainable development.
Mole has efficient mining ability as a kind of soil burrowing animal, forelimb pawl toe.Five toes sizes of forelimb
Differ, but by act synergistically can be achieved soil digging action, and toes toe point geometry with the distribution of pawl toe and
Change, this brings bionics information for the energy-efficient design of rotary blade.
The content of the invention
Cut that soil resistance is big, power consumption is high etc. the invention aims to solving the rotary blade of existing drive-type cultivation machinery to ask
A kind of topic, there is provided tooth with biomimetic features feature-toe formula rotary blade.
The present invention is made up of handle of a knife 1 and cutter hub 2, is handle of a knife 1 in abcla lines in its front profile line, wherein ab,
Bc, cl, la are straight line；It is cutter hub 2 in cdefghijklc lines, wherein cd is curve, de is curve, hi is curve H, ij
Be curve for curve I, jk, di, ef, fg, gh, kl, lc be straight line, and curve cd with curve I corresponding points with initial spacing 30mm
45mm is gradually increased to, curve de curves are curve cd extended line, and curve jk is curve I extended line, and point m is located at di lines
On, it is lateral incision face 3 in cdmijklc lines, is Sidelong portion 4 in defghimd lines, wherein Sidelong portion 4 is relative to the edge of lateral incision face 3
Straight line di with radius r0=30mm is bent, and bending angle α is 110 ° -130 °, is lateral incision sword 5 in ijklmi lines, wherein lm
For curve, curve lm and curve I corresponding points are equidistantly 12mm, and 14-20 tooth 6 is provided between ij lines, in himgh lines
For positive cutting blade 7, wherein mg is curve, and curve mg is equidistantly 12mm with curve H corresponding points, and is provided with 3-7 toe in Sidelong portion 4
8, the first toe, second toe ... the n-th toe of the i-th toe ... are named as by point i to point h directions successively；In its top-view profile line
It is handle of a knife 1 in abcqrsa lines, wherein ab, bc, cq, qr, rs, sa, rb is straight line；It is cutter hub 2 in cdefnopqc lines,
Wherein cd is curve, de is curve, qp is curve, po is curve, ef, fn, no, pd, qc are qp pairs of straight line, curve cd and curve
It should put and 5mm is gradually decreased to initial spacing 10mm, curve de and curve po corresponding points are equidistant, and are side in cdpqc lines
It is Sidelong portion 4 in section 3, defnopd lines.
Described curve I mathematic(al) representation is archimedes curve：
Rn=R0+Kθn
Wherein：R0For the start radius of rotary blade centre of gyration O points j points into curve I, RnFor rotary blade centre of gyration O points
The radius of arbitrfary point, R into curve I0Take 125mm or 135mm；COEFFICIENT K is 190；θnFor RnWith R0Between angle, span
For 0-0.5rad.
Described curve H be curve hi relative to lateral incision face 3 along straight line di with radius r0Institute after=30mm bending α angles
The three-dimensional curve of formation, it is in 100 times that the Projective Curve of lateral incision face 3 is following polynomial curve：
Y=1.8414x4-2.0056x3+1.1915x2+0.1675x-0.0226
Wherein：X span is 0-0.6.
Described tooth 6 is trapezium structure, upper bottom TC1TC4It is homologous thread I curved section, its level interval l1For 2-3mm；
Right waist TC1TC2Angle β with vertical curve is 15 ° -25 °, left waist TC3TC4Angle γ with vertical curve is 30 ° -35 °, adjacent two tooth
Between spacing l2For 5-7mm.
The toe 8 is shaped as rectangle, the long L of toeiWith the wide W of toeiMeet：
Li=m × Wi
Wherein：M is size factor, and its value is 2-6；
Spacing between i+1 toe and the i-th toe is Si, wherein：
Si=p × Li
Wherein：P is size factor, and its value is 0.5-1；
The spacing of first toe and straight line di is S0, wherein：
S0=q × L1
Wherein：Q is size factor, and its value is 0.4-1；
Pass through the free transition of circular curve between toe；
The wide W of toe1For 5-15mm, the wide W of toeiIt is sequentially reduced with difference d in arithmetic progression, wherein d meets：
Wherein：L0The drop shadow curve's horizontal length for being curve H on lateral incision face 3；
The toe point of toe 8 is trapezium structure, upper bottom TZ1TZ4Long l3For 1-5mm, right waist TZ1TZ2Angle δ with vertical curve is
25 ° -40 °, left waist TZ3TZ4Angle ε with vertical curve is 15 ° -30 °, and right waist TZ1TZ2End points TZ1Between the toe center line
Away from for Mi, wherein MiMeet：
The present invention is designed based on five toes architectural features of mole forelimb.Five toes of mole forelimb are not of uniform size,
But efficiently excavation, and the toe point geometry of five toes is different with the distribution of pawl toe can be realized by acting synergistically.
Rotary blade is made up of handle of a knife and cutter hub, and wherein the lateral incision face in cutter hub, which has, cuts upturned soil, cuts off or push stalk open, the work(such as weeds
Can, Sidelong portion, which has, to be cut soil, digs, the function such as hack.Therefore, with reference to biomimetic features, lateral incision sword to rotary blade lateral incision face and
Sidelong portion carry out Bionic Design, to realize that lateral incision sword soil-entering resistance is small, grass-winding proof ability is strong, transition face is simple in construction, bear compared with
Small soil internal stress, and Sidelong portion cut soil resistance be obviously reduced, the purpose of lower power consumption.
The present invention can reduce blade soil-entering resistance, grass-winding proof ability is strong, just under the premise of ensureing that rotary blade normally works
Section, which cuts cubic metre of earth formula and from wide knife cuts soil and be changed into the combination collaboration of how narrow knife, cuts soil, and soil failure mode is changed into combination by wedge type failure
Selenodont failure, and the size of toe formula structure can be changed according to consistency of soil difference, soil resistance is cut with effective reduction, realized
The purpose of rotary blade drag reduction consumption reduction.
Brief description of the drawings
Fig. 1 is the side view of tooth-toe formula rotary blade
Fig. 2 is the top view of tooth-toe formula rotary blade
Fig. 3 is the enlarged drawing of A in Fig. 1
Fig. 4 is the expanded schematic diagram of Sidelong portion
Fig. 5 is the enlarged drawing of B in Fig. 4
Fig. 6 is the schematic diagram of 3 toe formula combining structure rotary blades
Fig. 7 is the schematic diagram of 5 toe formula combining structure rotary blades
Fig. 8 is the schematic diagram of 7 toe formula combining structure rotary blades
Wherein：1. 2. cutter hub of handle of a knife, 3. lateral incision face, 4. Sidelong portion, 5. lateral incision sword, 6. tooth, the 7. positive hole of 8. toe of cutting blade 9.
10. the toe of 11. 12. i-th toe of second toe of the first toe, 13. i+1 toe 14. n-th
Embodiment
Below in conjunction with the accompanying drawings, present invention is described.
Embodiment one
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, this example tooth-toe formula rotary blade is made up of handle of a knife 1 and cutter hub 2；Its
It is handle of a knife 1 that abcla lines are interior in Fig. 1 front profile lines, and wherein ab, bc, cl, la is straight line；In cdefghijklc lines
For cutter hub 2, wherein cd is curve, de is curve, hi is that curve H, ij are that curve I, jk are curve, di, ef, fg, gh, kl, lc
For straight line, and curve cd is gradually increased to 45mm with curve I corresponding points with initial spacing 30mm, and curve de curves are curve cd's
Extended line, curve jk are curve I extended line, and point m is located on di lines, are lateral incision face 3, defghimd in cdmijklc lines
Be Sidelong portion 4 in line, wherein Sidelong portion 4 relative to lateral incision face 3 along straight line di with radius r0=30mm is bent, bending angle
α is 110 ° -130 °, is lateral incision sword 5 in ijklmi lines, wherein lm is curve, and curve lm and curve I corresponding points are equidistantly
12mm, and 17 teeth 6 are provided between ij lines, it is positive cutting blade 7 in himgh lines, wherein mg is curve, curve mg and curve H
Corresponding points are equidistantly 12mm, and have 3 toes 8 in Sidelong portion 4, by point i to point h directions be named as successively the first toe, second toe,
Three-toed；It is handle of a knife 1 that abcqrsa lines are interior in its Fig. 2 top-view profile line, and wherein ab, bc, cq, qr, rs, sa, rb is straight
Line；Be cutter hub 2 in cdefnopqc lines, wherein cd is curve, de is curve, qp is curve, po be curve, ef, fn, no,
Pd, qc are straight line, and curve cd gradually decreases to po pairs of 5mm, curve de and curve with curve qp corresponding points with initial spacing 10mm
It should put equidistantly, and be lateral incision face 3 in cdpqc lines, in defnopd lines be Sidelong portion 4.
Described curve I mathematic(al) representation is：Rn=R0+Kθn
Wherein：R0For the start radius of rotary blade centre of gyration O points j points into curve I；RnFor rotary blade centre of gyration O points
The radius of arbitrfary point, R into curve I0Take 135, K=190, θnSpan is 0-0.5rad.
Described curve H be curve hi relative to lateral incision face 3 along straight line di with radius r0Institute after=30mm bending α angles
The three-dimensional curve of formation, its drop shadow curve on lateral incision face 3 are 100 times of following polynomial curve：
Y=1.8414x4-2.0056x3+1.1915x2+0.1675x-0.0226
Wherein：X span is 0-0.6, and the multinomial is obtained based on the bionical reverse of mole pawl toe outer margin contour line.
Described tooth 6 is trapezium structure, upper bottom TC1TC4It is homologous thread I curved section, its level interval l1For 2mm；It is right
Waist TC1TC2Angle β with vertical curve is 20 °, left waist TC3TC4Angle γ with vertical curve is 35 °, the spacing l of adjacent two between cog2
For 6mm.
Described toe 8 is shaped as rectangle, the long L of toeiWith the wide W of toeiMeet：
Li=m × Wi
Wherein：M is size factor, and its value is 2.5；
Spacing between i+1 toe and the i-th toe is Si, wherein：Si=p × Li
Wherein：P is size factor, and its value is 0.6；
Distance of first toe away from straight line di is S0, wherein：S0=q × L1
Wherein：Q is size factor, and its value is 0.67；
Pass through the free transition of circular curve between toe；The wide W of toe1=15mm, the wide W of toeiIt is sequentially reduced with difference d in arithmetic progression,
Wherein：
D meets：
Wherein：L0The drop shadow curve's horizontal length for being curve H on lateral incision face 3, can try to achieve d=-3mm；
The toe point of toe 8 is trapezium structure, upper bottom TZ1TZ4Long l3For 1-5mm, right waist TZ1TZ2Angle δ with vertical curve is
25 ° -40 °, left waist TZ3TZ4Angle ε with vertical curve is 15 ° -30 °, and right waist TZ1TZ2End points TZ1Away from the toe center line away from
From for Mi, wherein MiMeet：
This example is applied to the soil that adhesion strength is 50Pa-400Pa.
Embodiment two
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 7, the tooth-toe formula rotary blade of this example is unlike example one：Tangent
There are 5 toes 8 in face 4, the first toe, second toe, three-toed, the 4th toe, the 5th toe are named as successively to point h directions by point i.It is described
Toe 8, the long L of toeiWith the wide W of toeiMeet Li=m × Wi, wherein m is size factor, and its value is 3；Between between i+1 toe and the i-th toe
Away from for Si, wherein Si=p × Li, p is size factor, and its value is 0.5；Distance of first toe away from straight line di is S0, wherein S0=q ×
L1, q is size factor, and its value is 0.77；Pass through the free transition of circular curve between toe；The wide W of toe1=10mm, the wide W of toeiWith difference d
It is sequentially reduced in arithmetic progression, wherein d meets：
Wherein：L0The drop shadow curve's horizontal length for being curve H on lateral incision face 3, can try to achieve d=-1.5mm.
This example is applied to the soil that adhesion strength is 100Pa-600Pa.
Embodiment three
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 8, the tooth-toe formula rotary blade of this example is unlike example one：Tangent
There are 7 toes 8 in face 4, the first toe, second toe, three-toed, the 4th toe, the 5th toe, the 6th are named as successively to point h directions by point i
Toe, the 7th toe.Described toe 8, the long L of toeiWith the wide W of toeiMeet：
Li=m × Wi
Wherein：M is size factor, and its value is 4；
Spacing between i+1 toe and the i-th toe is Si, wherein Si=p × Li
Wherein：P is size factor, and its value is 0.6；
Distance of first toe away from straight line di is S0, wherein S0=q × L1
Wherein：Q is size factor, and its value is 0.42；
Pass through the free transition of circular curve between toe；
The wide W of toe1=5mm, the wide W of toeiIt is sequentially reduced with difference d in arithmetic progression, wherein d meets：
Wherein：L0The drop shadow curve's horizontal length for being curve H on lateral incision face 3, can try to achieve d=-0.5mm.
This example is applied to the soil that adhesion strength is 200Pa-800Pa.
Claims (5)
1. a kind of tooth-toe formula rotary blade, it is characterised in that be made up of handle of a knife (1) and cutter hub (2), in its front profile line
It is handle of a knife (1) in abcla lines, wherein ab, bc, cl, la is straight line；It is cutter hub (2) in cdefghijklc lines, wherein
Cd is curve, de is curve, hi be curve H, ij be curve I, jk be curve, di, ef, fg, gh, kl, lc be straight line, and curve
Cd and curve I corresponding points are gradually increased to 45mm with initial spacing 30mm, and curve de curves are curve cd extended line, curve jk
For curve I extended line, point m is located on di lines, is in cdmijklc lines lateral incision face (3), for just in defghimd lines
Section (4), wherein Sidelong portion (4) relative to lateral incision face (3) along straight line di with radius r0=30mm is bent, and bending angle α is
110 ° -130 °, it is lateral incision sword (5) that ijklmi lines are interior, and wherein lm is curve, and curve lm and curve I corresponding points are equidistantly
12mm, and 14-20 tooth (6) is provided between ij lines, is positive cutting blade (7) in himgh lines, and wherein mg is curve, curve mg
It is equidistantly 12mm with curve H corresponding points, and 3-7 toe (8) is provided with Sidelong portion (4), is named successively to point h directions by point i
For the first toe, second toe ... the n-th toe of the i-th toe ...；It is handle of a knife (1) that abcqrsa lines are interior in its top-view profile line, wherein
Ab, bc, cq, qr, rs, sa, rb are straight line；Be cutter hub (2) in cdefnopqc lines, wherein cd is curve, de be curve,
Qp is curve, po is curve, ef, fn, no, pd, qc are straight line, and curve cd is gradual with initial spacing 10mm with curve qp corresponding points
5mm is reduced to, curve de and curve po corresponding points are equidistant, and are lateral incision face (3) in cdpqc lines, are in defnopd lines
Sidelong portion (4).
2. tooth-toe formula rotary blade as described in claim 1, it is characterised in that described curve I mathematic(al) representation is A Ji
Mead curve：
Rn=R0+Kθn
Wherein：R0For the start radius of rotary blade centre of gyration O points j points into curve I, RnFor rotary blade centre of gyration O points to song
The radius of arbitrfary point, R in line I0Take 125mm or 135mm；COEFFICIENT K is 190；θnFor RnWith R0Between angle, span 0-
0.5rad。
3. tooth-toe formula rotary blade as described in claim 1, it is characterised in that described curve H is curve hi relative to lateral incision
Face (3) is along straight line di with radius r0The three-dimensional curve formed after=30mm bending α angles, it is projected on lateral incision face (3)
Curve is 100 times of following polynomial curve：
Y=1.8414x4-2.0056x3+1.1915x2+0.1675x-0.0226
Wherein：X span is 0-0.6.
4. tooth-toe formula rotary blade as described in claim 1, it is characterised in that described tooth (6) is trapezium structure, upper bottom
TC1TC4It is homologous thread I curved section, its level interval l1For 2-3mm；Right waist TC1TC2With the angle β of vertical curve for 15 °-
25 °, left waist TC3TC4Angle γ with vertical curve is 30 ° -35 °, the spacing l of adjacent two between cog2For 5-7mm.
5. tooth-toe formula rotary blade as described in claim 1, it is characterised in that the toe (8) is shaped as rectangle, the long L of toeiWith
The wide W of toeiMeet：
Li=m × Wi
Wherein：M is size factor, and its value is 2-6；
Spacing between i+1 toe and the i-th toe is Si, wherein：
Si=p × Li
Wherein：P is size factor, and its value is 0.5-1；
The spacing of first toe and straight line di is S0, wherein：
S0=q × L1
Wherein：Q is size factor, and its value is 0.4-1；
Pass through the free transition of circular curve between toe；
The wide W of toe1For 5-15mm, the wide W of toeiIt is sequentially reduced with difference d in arithmetic progression, wherein d meets：
<mrow>
<mo>&lsqb;</mo>
<mfrac>
<mn>1</mn>
<mn>2</mn>
</mfrac>
<mo>+</mo>
<mi>m</mi>
<mi>p</mi>
<mi>q</mi>
<mo>+</mo>
<mrow>
<mo>(</mo>
<mi>n</mi>
<mo>-</mo>
<mn>1</mn>
<mo>)</mo>
</mrow>
<mi>m</mi>
<mi>p</mi>
<mo>&rsqb;</mo>
<mo>&times;</mo>
<msub>
<mi>W</mi>
<mn>1</mn>
</msub>
<mo>+</mo>
<mfrac>
<mrow>
<mi>n</mi>
<mo>-</mo>
<mn>1</mn>
</mrow>
<mn>2</mn>
</mfrac>
<mo>&lsqb;</mo>
<mn>1</mn>
<mo>+</mo>
<mrow>
<mo>(</mo>
<mi>n</mi>
<mo>-</mo>
<mn>2</mn>
<mo>)</mo>
</mrow>
<mi>m</mi>
<mi>p</mi>
<mo>&rsqb;</mo>
<mo>&times;</mo>
<mi>d</mi>
<mo>=</mo>
<msub>
<mi>L</mi>
<mn>0</mn>
</msub>
</mrow>
Wherein：L0For drop shadow curve horizontal lengths of the curve H on lateral incision face (3)；
The toe point of toe (8) is trapezium structure, upper bottom TZ1TZ4Long l3For 1-5mm, right waist TZ1TZ2With the angle δ of vertical curve for 25 °-
40 °, left waist TZ3TZ4Angle ε with vertical curve is 15 ° -30 °, and right waist TZ1TZ2End points TZ1Spacing with the toe center line is
Mi, wherein MiMeet：
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710843223.8A CN107548585A (en) | 2017-09-18 | 2017-09-18 | Tooth toe formula rotary blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710843223.8A CN107548585A (en) | 2017-09-18 | 2017-09-18 | Tooth toe formula rotary blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107548585A true CN107548585A (en) | 2018-01-09 |
Family
ID=60981112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710843223.8A Pending CN107548585A (en) | 2017-09-18 | 2017-09-18 | Tooth toe formula rotary blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107548585A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108617171A (en) * | 2018-03-29 | 2018-10-09 | 叶菊华 | A kind of flattening device integrated for soil |
| CN108781542A (en) * | 2018-05-22 | 2018-11-13 | 东北农业大学 | A kind of lateral clear straw knife of folium of Descartes formula ripple |
| CN109463250A (en) * | 2019-01-08 | 2019-03-15 | 海南大学 | A kind of pawl toe Bionic conflguration tapping knife |
| RU218609U1 (en) * | 2023-03-16 | 2023-06-01 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Кубанский государственный аграрный университет имени И.Т. Трубилина" | Soil tillage cutter blade |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2330149Y (en) * | 1998-06-22 | 1999-07-28 | 武进协昌橡塑机械厂 | Rototilling stubble cleaner |
| CN101258793A (en) * | 2008-04-24 | 2008-09-10 | 吉林大学 | Bionic drag reduction stubbling knife and design method thereof |
| CN101548592A (en) * | 2009-05-04 | 2009-10-07 | 吉林大学 | Cultivation rotation working part with bionic geometric structure |
| CN201639932U (en) * | 2010-03-22 | 2010-11-24 | 陈德林 | Blade of dentiform effective paddy field rotary cultivator |
| CN103999578A (en) * | 2014-06-10 | 2014-08-27 | 庞桂福 | Tooth-shaped rotary tillage cutter |
| CN104782251A (en) * | 2015-05-12 | 2015-07-22 | 吉林大学 | Farmland shallow ground cleaning mechanism with bionic curve character |
| CN104938066A (en) * | 2015-05-12 | 2015-09-30 | 吉林大学 | Concave stubble shifting mechanism with bionic claw structures |
| CN105660025A (en) * | 2016-01-18 | 2016-06-15 | 吉林大学 | Potato digging component with bionic sawtooth structure |
-
2017
- 2017-09-18 CN CN201710843223.8A patent/CN107548585A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2330149Y (en) * | 1998-06-22 | 1999-07-28 | 武进协昌橡塑机械厂 | Rototilling stubble cleaner |
| CN101258793A (en) * | 2008-04-24 | 2008-09-10 | 吉林大学 | Bionic drag reduction stubbling knife and design method thereof |
| CN101548592A (en) * | 2009-05-04 | 2009-10-07 | 吉林大学 | Cultivation rotation working part with bionic geometric structure |
| CN201639932U (en) * | 2010-03-22 | 2010-11-24 | 陈德林 | Blade of dentiform effective paddy field rotary cultivator |
| CN103999578A (en) * | 2014-06-10 | 2014-08-27 | 庞桂福 | Tooth-shaped rotary tillage cutter |
| CN104782251A (en) * | 2015-05-12 | 2015-07-22 | 吉林大学 | Farmland shallow ground cleaning mechanism with bionic curve character |
| CN104938066A (en) * | 2015-05-12 | 2015-09-30 | 吉林大学 | Concave stubble shifting mechanism with bionic claw structures |
| CN105660025A (en) * | 2016-01-18 | 2016-06-15 | 吉林大学 | Potato digging component with bionic sawtooth structure |
Non-Patent Citations (1)
| Title |
|---|
| 郭俊等: "仿鼹鼠足趾排列的旋耕-秸秆粉碎锯齿刀片设计与试验", 《农业工程学报》 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108617171A (en) * | 2018-03-29 | 2018-10-09 | 叶菊华 | A kind of flattening device integrated for soil |
| CN108617171B (en) * | 2018-03-29 | 2019-11-26 | 游精学 | A kind of flattening device for soil integration |
| CN108781542A (en) * | 2018-05-22 | 2018-11-13 | 东北农业大学 | A kind of lateral clear straw knife of folium of Descartes formula ripple |
| CN109463250A (en) * | 2019-01-08 | 2019-03-15 | 海南大学 | A kind of pawl toe Bionic conflguration tapping knife |
| RU218609U1 (en) * | 2023-03-16 | 2023-06-01 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Кубанский государственный аграрный университет имени И.Т. Трубилина" | Soil tillage cutter blade |
| RU220872U1 (en) * | 2023-03-31 | 2023-10-09 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Брянский государственный аграрный университет" | WORKING BODY OF A SOIL TILLAGE MILL WITH A VERTICAL AXIS OF ROTATION |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107548585A (en) | Tooth toe formula rotary blade | |
| CN203226001U (en) | Weeding, rotary tillage and ridging integral mini-tiller blade | |
| CN205726905U (en) | Bionical rotary blade | |
| CN108406895A (en) | A kind of bionical circular cutter for cutting crop stem | |
| US20140300120A1 (en) | Shovel device | |
| CN206481578U (en) | A kind of agricultural subsoiler | |
| CN209749062U (en) | Weed anti-winding device and rotary cultivator | |
| CN102934552B (en) | Reverse trenching type dual-roller rotary wheel under soil | |
| CN208128778U (en) | A kind of open-cell light-type grass-winding proof rotary blade | |
| CN206713274U (en) | A kind of rotary blade for rotary cultivator | |
| CN106068701B (en) | A kind of visbreaking consumption reduction rotary blade roller with biomimetic features feature | |
| CN102550143A (en) | Sliding-cutting type resistance-reducing deep loosening shovel | |
| CN105144982B (en) | Corn stubble cutter device with biomimetic features | |
| CN206835663U (en) | A kind of bionical blade for maize harvesting machine disk-blade cutter | |
| CN202232156U (en) | Special digging cutter for Chinese yam harvester | |
| CN108848692A (en) | Six spiral rotary tillage stubble-cleanings bury careless rotor | |
| CN205105646U (en) | Corn root stubble cutting device with biomimetic structure | |
| CN105660025B (en) | A kind of tomato digging part with bionical broached-tooth design | |
| CN202818891U (en) | Pulp stirring cutter for cleaning stubble in paddy field | |
| CN203851422U (en) | Twisted tooth rake | |
| CN207669539U (en) | A kind of groover gang tool | |
| CN203279466U (en) | Bamboo forest ploughing cutter | |
| CN110999598A (en) | Straw deeply-buried bionic spiral ditching device | |
| CN206077976U (en) | With supporting rotation type subsoiler who uses of machine ploughed a little | |
| CN205213304U (en) | Bionical stubble blade mechanism of cutting based on mantis front foot constitutional features |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180109 |