CN108174682A - A kind of maize harvesting machine stubble-cleaning assembly - Google Patents
A kind of maize harvesting machine stubble-cleaning assembly Download PDFInfo
- Publication number
- CN108174682A CN108174682A CN201810205905.0A CN201810205905A CN108174682A CN 108174682 A CN108174682 A CN 108174682A CN 201810205905 A CN201810205905 A CN 201810205905A CN 108174682 A CN108174682 A CN 108174682A
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- CN
- China
- Prior art keywords
- flail knife
- curved
- flail
- plate
- straight
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D43/00—Mowers combined with apparatus performing additional operations while mowing
- A01D43/08—Mowers combined with apparatus performing additional operations while mowing with means for cutting up the mown crop, e.g. forage harvesters
Abstract
The invention discloses a kind of maize harvesting machine stubble-cleaning assemblies, movable arbor is by bearing and bearing block support on two pieces of risers, in movable arbor upper edge, it axially sets multiple flail knife blade units, each flail knife blade unit has two groups, and circumferentially equally distributed flail knife, every group of flail knife are made of the first curved flail knife, the second curved flail knife and the straight flail knife between two curved flail knives；In the front of row's flail knife blade unit, positioning plate is set, multigroup ledger-plate is installed on the positioning plate, every group of ledger-plate is divided into left and right two, when movable arbor rotates, it is located between the first curved flail knife and the straight flail knife of corresponding flail knife blade unit with ledger-plate one of in group, another ledger-plate is between straight flail knife and the second curved flail knife.The configuration of the present invention is simple is easily assembled, and is occupied little space, can compared under the slow-speed of revolution fully, completely crushing straw, make the stalk after stubble-cleaning both short and broken, not only reduce energy consumption, and ensure stubble-cleaning effect, various types of cornstalks are all suitable for.
Description
Technical field
The invention belongs to agricultural machinery technological field, specifically, the stubble-cleaning on more particularly to a kind of maize harvesting machine is total
Into.
Background technology
Maize harvesting machine is in corn maturation, according to its planting patterns, agriculture requirement, is completed with machinery to corn
The work tool of the production links such as rotary tillage soil after stem cutting, harvesting, peeling, threshing, stalk processing are even gathered in.Existing jade
Stubble-cleaning (cornstalk is smashed returning to the field) assembly on rice cropper, cornstalk is directly interrupted by high-speed rotating stubble-cleaning straight knife,
But because of its rotating speed height, and it is straight knife, therefore the stalk after stubble-cleaning is longer, and power drain is big, occupied space is big, is only suitable for big type
Plain corn receive and use.
Invention content
In view of the drawbacks described above of the prior art, the technical problems to be solved by the invention are to provide a kind of maize harvesting machine
Stubble-cleaning assembly.
Technical solution of the present invention is as follows：A kind of maize harvesting machine stubble-cleaning assembly, the two pieces of risers in setting left and right in rack,
It is characterized in that：Movable arbor is by bearing and bearing block support on two pieces of risers, and in movable arbor upper edge, it axially sets multiple get rid of
Blade unit, these flail knife blade units are located between two pieces of risers, and each flail knife blade unit has two groups and circumferentially uniformly divides
The flail knife of cloth, every group of flail knife are made of the first curved flail knife, the second curved flail knife and the straight flail knife between two curved flail knives, each
The free end of curved flail knife is bent away from the direction of straight flail knife, forms bending section, the folder between the bending section and straight flail knife
Angle a is acute angle；Positioning plate in the front of row's flail knife blade unit is set, multigroup ledger-plate, every group of stationary knife are installed on the positioning plate
Piece corresponds to a flail knife blade unit, and every group of ledger-plate is divided into left and right two, when movable arbor rotates, in group wherein one
A ledger-plate is located between the first curved flail knife and the straight flail knife of corresponding flail knife blade unit, another ledger-plate is located at straight flail knife and the
Between two curved flail knives.
Using above technical scheme, every group of flail knife is made of the first curved flail knife, the second curved flail knife and straight flail knife, and first curved gets rid of
There is ledger-plate between knife and straight flail knife and between the second curved flail knife and straight flail knife, every group of flail knife in this way is matched with two ledger-plates
Close, during work flail knife rotating speed at 1300-1800 revs/min, can fully, completely crushing straw, made the stalk after stubble-cleaning both
It is short and broken.The configuration of the present invention is simple, making and installation easy to process while stubble-cleaning effect is effectively improved, are turned with relatively low
Speed just can realize functional requirement, greatly reduce energy consumption.Meanwhile the present invention occupies little space, it can be in Miniature corn harvesting machine
Upper use.
Preferably, the both sides of the straight flail knife free end are symmetrically arranged with the first cutting edge face, set on each first cutting edge face
Put the first sawtooth.
Preferably, the both sides of each curved flail knife bending section are symmetrically arranged with the second cutting edge face, set on each second cutting edge face
Put the second sawtooth.
First curved flail knife and the second curved flail knife are symmetrical in the both sides of straight flail knife, each curved flail knife bending section and straight flail knife it
Between angle a be 30 °.Angle a is excessive or too small all easily generated with ledger-plate is interfered, and in turn results in blade and is broken；Angle a
30 ° are selected, while blade interference damage is prevented, it can be ensured that stubble-cleaning effect.
In order to simplify structure, convenient for assembling, flail knife is installed firm, two groups of flail knives of each flail knife blade unit are installed on together
On one tool apron, the installation end of every group of first curved flail knife of flail knife, straight flail knife and the second curved flail knife is respectively positioned on the two pieces small vertical of tool apron
Between plate, and pass through pin and be fixedly connected with small vertical plate.
Preferably, between the installation end of the in group first curved flail knife and the installation end of straight flail knife and the installation of straight flail knife
Washer is both provided between end and the installation end of the second curved flail knife.
Preferably, the both sides of the ledger-plate are symmetrically arranged with third cutting edge face, third is set on each third cutting edge face
Sawtooth.
In order to simplify structure, facilitate processing and fabricating, prevent ledger-plate from deforming or damaging, the ledger-plate is trapezoidal.
In order to make positioning plate convenient for disassembly and assembly, the fixing of installation is good, and backward 90 ° of the left and right ends of the positioning plate are turned over
Side, each flange is bonded with the riser of respective side, and is bolted.
For the ease of accepting the torque of engine, the end suit duplicate sprocket of the movable arbor wherein one end.
Advantageous effect：The configuration of the present invention is simple is easily assembled, and is occupied little space, can be abundant, complete compared under the slow-speed of revolution
Ground crushing straw makes the stalk after stubble-cleaning both short and broken, not only reduces energy consumption, and ensures stubble-cleaning effect, for various
The cornstalk of type is all suitable for.
Description of the drawings
Fig. 1 is the structure diagram of the embodiment of the invention.
Fig. 2 is the structure diagram of straight flail knife.
Fig. 3 is the vertical view of Fig. 2.
Fig. 4 is the structure diagram of the first curved flail knife.
Fig. 5 is the vertical view of Fig. 4.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples：
As shown in Figure 1, the two pieces of risers 8 in left and right are fixedly mounted in rack, this two pieces of risers 8 are mutually parallel.Movable arbor 1 hangs down
Direct puncture crosses two pieces of risers 8, and the left end of movable arbor 1 is supported on by bearing and bearing block 9 on the riser 8 of one piece of the left side, movable arbor 1
Right end is supported on by another set of bearing and bearing block 9 on the one piece of riser 8 in the right.The end suit of the wherein one end of movable arbor 1 is double
Join sprocket wheel 12, which is connected by the engine or gearbox of chain-drive mechanism and maize harvesting machine.
As shown in Figures 1 to 5, in 1 upper edge of movable arbor, it axially sets multiple flail knife blade units, these flail knife blade unit positions
Between two pieces of risers 8, the number of flail knife blade unit determines according to actual needs, and the present embodiment is preferably four, and two adjacent get rid of
The distance between blade unit is equal.Each flail knife blade unit has two groups of circumferentially equally distributed flail knives, every group of flail knife
It is made of the first curved flail knife 2, the second curved flail knife 3 and the straight flail knife 4 between two curved flail knives, the two of each flail knife blade unit
Group flail knife is installed on same tool apron 7, and tool apron 7 is fixedly set on movable arbor 1.
As shown in Figure 1, the installation end of every group of first curved flail knife 2 of flail knife, 4 and second curved flail knife 3 of straight flail knife is respectively positioned on tool apron 7
Two pieces of small vertical plates 71 between, and pass through pin and be fixedly connected with small vertical plate 71.With the in group first curved flail knife 2 installation end with it is straight
Between the installation end of flail knife 4 and directly washer is both provided between the installation end of flail knife 4 and the installation end of the second curved flail knife 3.
As shown in Figures 1 to 5, the first curved 2 and second curved flail knife 3 of flail knife is symmetrical in the both sides of straight flail knife 4, each curved
The free end of flail knife is bent away from the direction of straight flail knife 4, forms bending section, the folder between the bending section and straight flail knife 4
Angle a is acute angle.The size of angle a determines that the present embodiment is preferably 30 ° according to actual needs.The both sides of 4 free end of straight flail knife
The first cutting edge face is symmetrically arranged with, the first sawtooth 5 is set on each first cutting edge face.The both sides of each curved flail knife bending section are symmetrically set
The second cutting edge face is equipped with, the second sawtooth 6 is set on each second cutting edge face.
As shown in Figure 1, set positioning plate 10 in the front of row's flail knife blade unit, the left and right ends of the positioning plate 10 to
90 ° of flange afterwards, each flange are bonded, and be bolted with the riser 8 of respective side.It is multigroup fixed to be fixedly mounted on positioning plate 10
Blade 11, every group of ledger-plate 11 corresponds to a flail knife blade unit, and every group of ledger-plate 11 is divided to control two, when movable arbor 1 revolves
When turning, it is located between the first curved flail knife 2 of corresponding flail knife blade unit and straight flail knife 4 with ledger-plate 11 one of in group,
Another ledger-plate 11 is between straight 4 and second curved flail knife 3 of flail knife.Ledger-plate 11 is preferably trapezoidal, the both sides of ledger-plate 11
Third cutting edge face is symmetrically arranged with, third sawtooth is set on each third cutting edge face.
The preferred embodiment of the present invention described in detail above.It should be appreciated that those of ordinary skill in the art without
Creative work is needed according to the present invention can to conceive and makes many modifications and variations.Therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical solution, all should be in the protection domain being defined in the patent claims.
Claims (10)
1. a kind of maize harvesting machine stubble-cleaning assembly, the two pieces of risers (8) in setting left and right in rack, it is characterised in that：Movable arbor (1)
It is supported on two pieces of risers (8) by bearing and bearing block (9), in movable arbor (1) upper edge, it axially sets multiple flail knife piece lists
Member, these flail knife blade units are located between two pieces of risers (8), and each flail knife blade unit is circumferentially equally distributed with two groups
Flail knife, every group of flail knife is by the first curved flail knife (2), the second curved flail knife (3) and straight flail knife (4) group between two curved flail knives
Into the free end of each curved flail knife is bent away from the direction of straight flail knife (4), forms bending section, the bending section is with directly getting rid of
Angle a between knife (4) is acute angle；Pacify on the front of row's flail knife blade unit setting positioning plate (10), the positioning plate (10)
Multigroup ledger-plate (11) is filled, every group of ledger-plate (11) corresponds to a flail knife blade unit, and every group of ledger-plate (11) is divided into left and right two
It is a, when movable arbor (1) rotates, curved got rid of positioned at the first of corresponding flail knife blade unit with ledger-plate (11) one of in group
Between knife (2) and straight flail knife (4), another ledger-plate (11) is between straight flail knife (4) and the second curved flail knife (3).
2. maize harvesting machine stubble-cleaning assembly as described in claim 1, it is characterised in that：The two of straight flail knife (4) free end
Side is symmetrically arranged with the first cutting edge face, and the first sawtooth (5) is set on each first cutting edge face.
3. maize harvesting machine stubble-cleaning assembly as claimed in claim 2, it is characterised in that：The both sides pair of each curved flail knife bending section
Title is provided with the second cutting edge face, and the second sawtooth (6) is set on each second cutting edge face.
4. the maize harvesting machine stubble-cleaning assembly as described in claims 1 or 2 or 3, it is characterised in that：First curved flail knife (2) and
Two curved flail knives (3) are symmetrical in the both sides of straight flail knife (4), and the angle a between each curved flail knife bending section and straight flail knife (4) is
30°。
5. maize harvesting machine stubble-cleaning assembly as claimed in claim 4, it is characterised in that：Two groups of flail knives of each flail knife blade unit
It is installed on same tool apron (7), the installation end of every group of first curved flail knife of flail knife (2), straight flail knife (4) and the second curved flail knife (3)
It is respectively positioned between two pieces of small vertical plates (71) of tool apron (7), and passes through pin and be fixedly connected with small vertical plate (71).
6. maize harvesting machine stubble-cleaning assembly as claimed in claim 5, it is characterised in that：With the peace of the in group first curved flail knife (2)
It fills between end and the installation end of straight flail knife (4) and straight equal between the installation end of flail knife (4) and the installation end of the second curved flail knife (3)
It is provided with washer.
7. the maize harvesting machine stubble-cleaning assembly as described in claims 1 or 2 or 3 or 5 or 6, it is characterised in that：The ledger-plate
(11) both sides are symmetrically arranged with third cutting edge face, and third sawtooth is set on each third cutting edge face.
8. maize harvesting machine stubble-cleaning assembly as claimed in claim 7, it is characterised in that：The ledger-plate (11) is trapezoidal.
9. maize harvesting machine stubble-cleaning assembly as claimed in claim 7, it is characterised in that：The left and right ends of the positioning plate (10)
90 ° of flange, each flange are bonded, and be bolted with the riser (8) of respective side backward.
10. the maize harvesting machine stubble-cleaning assembly as described in claims 1 or 2 or 3 or 5 or 6 or 8 or 9, it is characterised in that：It is described
The end suit duplicate sprocket (12) of movable arbor (1) wherein one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810205905.0A CN108174682A (en) | 2018-03-13 | 2018-03-13 | A kind of maize harvesting machine stubble-cleaning assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810205905.0A CN108174682A (en) | 2018-03-13 | 2018-03-13 | A kind of maize harvesting machine stubble-cleaning assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108174682A true CN108174682A (en) | 2018-06-19 |
Family
ID=62553540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810205905.0A Pending CN108174682A (en) | 2018-03-13 | 2018-03-13 | A kind of maize harvesting machine stubble-cleaning assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108174682A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110558064A (en) * | 2019-10-18 | 2019-12-13 | 南京农业大学 | Straw reducing mechanism behind rice and wheat crop results |
| CN110558063A (en) * | 2019-10-18 | 2019-12-13 | 南京农业大学 | Post-harvest crop straw treatment device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101558711A (en) * | 2009-05-27 | 2009-10-21 | 安徽农业大学 | Straw crusher used for whole-feed combine harvester |
| CN102893751A (en) * | 2012-09-24 | 2013-01-30 | 孙明芹 | Straw smashing mechanism of corn harvesting machine |
| CN103891476A (en) * | 2013-03-07 | 2014-07-02 | 新疆农垦科学院 | Straw smashing device |
-
2018
- 2018-03-13 CN CN201810205905.0A patent/CN108174682A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101558711A (en) * | 2009-05-27 | 2009-10-21 | 安徽农业大学 | Straw crusher used for whole-feed combine harvester |
| CN102893751A (en) * | 2012-09-24 | 2013-01-30 | 孙明芹 | Straw smashing mechanism of corn harvesting machine |
| CN103891476A (en) * | 2013-03-07 | 2014-07-02 | 新疆农垦科学院 | Straw smashing device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110558064A (en) * | 2019-10-18 | 2019-12-13 | 南京农业大学 | Straw reducing mechanism behind rice and wheat crop results |
| CN110558063A (en) * | 2019-10-18 | 2019-12-13 | 南京农业大学 | Post-harvest crop straw treatment device |
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