CN204047034U - A kind of rotovator - Google Patents
A kind of rotovator Download PDFInfo
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- CN204047034U CN204047034U CN201420614951.3U CN201420614951U CN204047034U CN 204047034 U CN204047034 U CN 204047034U CN 201420614951 U CN201420614951 U CN 201420614951U CN 204047034 U CN204047034 U CN 204047034U
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- cutter
- bending
- scalpriform
- group
- bending cutter
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Abstract
The utility model belongs to technical field of agricultural machinery, particularly relate to a kind of rotovator, comprise frame, frame is provided with power drive mechanism, frame is provided with two and is horizontally disposed with cutter shaft arranged in parallel, the cutter shaft being positioned at frame front is provided with scalpriform cutter group, the cutter shaft being positioned at frame rear portion is provided with bending cutter group, often organize described scalpriform cutter group and comprise multiple scalpriform cutter be arranged in cutter shaft circumference, often organize bending cutter group and comprise multiple bending cutter be arranged in cutter shaft circumference, scalpriform cutter group and bending cutter group front and back on cutter shaft are crisscross arranged, the tip of scalpriform cutter to be stretched between adjacent bending cutter group and near the cutter shaft installing bending cutter group, the tip of bending cutter extends the cutter shaft near installing scalpriform cutter group.The utility model scalpriform cutter and bending cutter combinationally use, and not only ensure tilling depth but also ensure soil block crushing effect, and avoid cutter shaft grass-wrapping problem, improve farming efficiency, save power simultaneously, extend the service life of bending cutter, reduce costs.
Description
Technical field
The utility model belongs to technical field of agricultural machinery, particularly relates to a kind of rotovator.
Background technology
It is the most basic during broadacre agriculture is produced that farmland is cultivated, also be one of most important working link, at present, farmland farming machinery is mainly rotary tilling-type machinery, rotary tillage be utilize rotovator to rotate blade cut, break up the clods, the loose a kind of expedient of tillage puddling topsoil, its operating efficiency is very high, becomes mainstream model.
Rotary blade is the main working parts of rotovator, and the shape of rotary blade and parameter are very large on the work quality of rotovator, power consumption impact.For adapting to the needs of different soils rotary tillage process, people have carried out large quantity research to the shape of rotary blade and structure, and at present, the rotary blade that horizontal rotary tiller uses mainly contains three classes: scalpriform cutter, right angle cutter and bending cutter.Scalpriform cutter only has front cutting edge, and during work, first chisel edge thrusts soil from outside, then under the effect of blade, makes soil breaking, and ability of burying is strong, ravels effective, but easily twines grass; Right angle cutter edge is made up of positive cutting blade and side cutting blade, and two cutting edges intersect about 90 °, during work first by positive cutting blade from lateral dissection soil, cut out the side of upturned soil more from outside to inside gradually by side cutting blade, blade is wide, good rigidly, there is certain working width, easy processing and manufacturing, but easily twine grass; Bending edge, as depicted in figs. 1 and 2, be made up of positive cutting blade 1 and side cutting blade 2, but cutting edge is not straight line but curve, wherein, side cutting blade 2 blade curve is Archimedes spiral, first longitudinally cuts soil by side cutting blade 2 during work, and first by the outside sliding cutting of blade root, and then cut upturned soil by positive cutting blade 1, cutting resistance is little, not easily twines grass, but production cost is high.
Widely popularize application along with straw-returning technology in recent years, field straw, weeds quantity increase, and make to encounter new problem in the ploughing operation of farmland.Existing rotovator is when operation; weeds or stalk often can be wrapped on rotary ploughing cutter shaft; general job maximum two hours just must be removed rotary ploughing cutter shaft; have a strong impact on farming efficiency, and tilling depth is more shallow, causes the root system of crops cannot grow to deep, soil; root system is undeveloped; liquid manure absorbs and is had a strong impact on, and occur crops lodging phenomenon, grain yield is difficult to improve.
Utility model content
The purpose of this utility model is to provide a kind of rotovator; when being intended to solve existing rotovator operation, weeds or stalk often can be wrapped on rotary ploughing cutter shaft, and general job maximum two hours just must be removed rotary ploughing cutter shaft; have a strong impact on farming efficiency, and the technical problem that tilling depth is more shallow.
The utility model realizes like this, a kind of rotovator, comprise frame, described frame is provided with power drive mechanism, described frame is provided with two and is horizontally disposed with cutter shaft arranged in parallel, the output of described cutter shaft and power drive mechanism is in transmission connection, the cutter shaft being positioned at frame front is provided with some groups of vertically disposed scalpriform cutter groups axial with cutter shaft, the cutter shaft being positioned at frame rear portion is provided with some groups of vertically disposed bending cutter groups axial with cutter shaft, often organize described scalpriform cutter group and comprise multiple scalpriform cutter be arranged in described cutter shaft circumference, often organize described bending cutter group and comprise multiple bending cutter be arranged in described cutter shaft circumference, described scalpriform cutter group and bending cutter group front and back on cutter shaft are crisscross arranged, the tip of described scalpriform cutter to be stretched between adjacent described bending cutter group and near the cutter shaft installing bending cutter group, the tip of described bending cutter extends the cutter shaft near installing scalpriform cutter group.
Improve as one, bending cutter group described in each includes inside interior to bending cutter and the outside export-oriented bending cutter of multiple installation direction of multiple installation direction, describedly interiorly all to be uniformly distributed along described cutter shaft circumference to bending cutter and export-oriented bending cutter, describedly interiorly to be crisscross arranged to bending cutter and export-oriented bending cutter, interior in same described bending cutter group is less than or equal between the cutting blade of side along the distance on cutter shaft axial direction between bending cutter and the tangent blade tip end of export-oriented bending cutter along the distance on cutter shaft axial direction, the scalpriform cutter of described scalpriform cutter group extends between adjacent two bending cutter groups also near the side cutting blade of the bending cutter of adjacent two bending cutter groups.
As improving further, the tip of the interior positive cutting blade to bending cutter in same described bending cutter group is concordant with the side cutting blade of export-oriented bending cutter, and the tip of the positive cutting blade of export-oriented bending cutter is concordant with the interior side cutting blade to bending cutter.
Improve as one, scalpriform cutter group described in each comprises three scalpriform cuttves evenly arranged along described cutter shaft circumference, and the scalpriform cutter between adjacent described scalpriform cutter group is crisscross arranged, and its angle is 60 °.
Improve as one, bending cutter group described in each comprises six along the equally distributed bending cutter of described cutter shaft circumference, wherein three bending cuttves be interior in installation to bending cutter, other three bending cuttves are the export-oriented export-oriented bending cutter installed, described interior to bending cutter and export-oriented bending cutter interlock interval arrange, described interior to the angle between bending cutter and export-oriented bending cutter be 60 °.
Owing to adopting technique scheme, the beneficial effects of the utility model are:
Because frame is provided with two cutter shafts arranged in parallel, the cutter shaft being positioned at frame front is provided with scalpriform cutter group, the cutter shaft being positioned at frame rear portion is provided with bending cutter group, scalpriform cutter makes tilling depth greatly increase, soil block after deep ploughing is smashed by bending cutter, good crushing effect, scalpriform cutter and bending cutter combinationally use, with be used alone compared with scalpriform cutter or bending cutter, plough effective, and saving power, extend the service life of bending cutter, scalpriform cutter group and bending cutter group front and back on cutter shaft are crisscross arranged, the tip of scalpriform cutter to be stretched between adjacent bending cutter group and near the cutter shaft installing bending cutter group, the weeds stalk be wrapped on bending cutter group cutter shaft can be scraped off, the tip of bending cutter extends the cutter shaft near installing scalpriform cutter, the weeds stalk be wrapped on scalpriform cutter group cutter shaft can be scraped off, weeds are avoided to twine axle, improve farming efficiency.
Because bending cutter group comprises interior to bending cutter and export-oriented bending cutter, and to be interiorly crisscross arranged to bending cutter and export-oriented bending cutter, bending cutter characteristics of compact layout, arable land hack is effective, the scalpriform cutter of scalpriform cutter group extends between adjacent two bending cutter groups also near the side cutting blade of the bending cutter of adjacent two bending cutter groups, when scalpriform cutter and bending swivel are dynamic crossing, the weeds stalk etc. be wrapped on scalpriform cutter is cut off and is wiped off by the side cutting blade of bending cutter, overcome the defect that scalpriform cutter easily twines grass, result of use is good, the tip of the interior positive cutting blade to bending cutter in same bending cutter group is concordant with the side cutting blade of export-oriented bending cutter, the tip of the positive cutting blade of export-oriented bending cutter is concordant with the interior side cutting blade to bending cutter, structure is compacter, arable land hack better effects if.
Because each scalpriform cutter group comprises three scalpriform cuttves evenly arranged along cutter shaft circumference, scalpriform cutter between adjacent scalpriform cutter group is crisscross arranged, its angle is 60 °, structure is simple, plough effective, ensure tilling depth, each bending cutter group comprises six along the equally distributed bending cutter of cutter shaft circumference, wherein three bending cuttves be interior in installation to bending cutter, other three bending cuttves are the export-oriented export-oriented bending cutter installed, interior to bending cutter and export-oriented bending cutter interlock interval arrange, interior to the angle between bending cutter and export-oriented bending cutter be 60 °, structure is simple, pulverizing soil block is effective, ensure arable land effect.
Accompanying drawing explanation
Fig. 1 is the front view of bending cutter in prior art;
Fig. 2 is the vertical view of bending cutter in prior art;
Fig. 3 is the vertical view of the present embodiment;
Fig. 4 is the front view of the scalpriform cutter group in the present embodiment;
Wherein, the positive cutting blade of 1-, 2-side cutting blade, 3-frame, 4-power drive mechanism, 5-cutter shaft, 6-scalpriform cutter group, 61-scalpriform cutter, 7-bending cutter group, to bending cutter in 71-, the export-oriented bending cutter of 72-.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As Fig. 3 and Fig. 4 jointly shown in, a kind of rotovator, comprise frame 3, frame 3 is provided with power drive mechanism 4, frame 3 is provided with two and is horizontally disposed with cutter shaft 5 arranged in parallel, cutter shaft 5 is in transmission connection with the output of power drive mechanism 4, the cutter shaft 5 being positioned at frame 3 front portion is provided with some groups of vertically disposed scalpriform cutter groups 6 axial with cutter shaft 5, the cutter shaft 5 being positioned at frame 3 rear portion is provided with some groups of vertically disposed bending cutter groups 7 axial with cutter shaft 5, often organize scalpriform cutter group 6 and comprise multiple scalpriform cutter 61 be arranged in cutter shaft 5 circumference, often organize bending cutter group 7 and comprise multiple bending cutter be arranged in cutter shaft 5 circumference, scalpriform cutter group 6 and bending cutter group 7 front and back on cutter shaft 5 are crisscross arranged, the tip of scalpriform cutter 61 to be stretched between adjacent bending cutter group 7 and near the cutter shaft 5 installing bending cutter group 7, the tip of bending cutter extends the cutter shaft 5 near installing scalpriform cutter group 6.
Certainly, the present embodiment also comprises the structures such as hanger bracket, Earthguard cover, grading planker in concrete use, in figure, structure division related to the present embodiment is only shown.
In the present embodiment, each bending cutter group 7 includes inside interior to bending cutter 71 and the outside export-oriented bending cutter 72 of multiple installation direction of multiple installation direction, interiorly all to be uniformly distributed along cutter shaft 5 circumference to bending cutter 71 and export-oriented bending cutter 72, interiorly to be crisscross arranged to bending cutter 71 and export-oriented bending cutter 72, interior in same bending cutter group 7 is less than or equal between side cutting blade 2 along the distance on cutter shaft 5 axial direction between bending cutter 71 and positive cutting blade 1 tip of export-oriented bending cutter 72 along the distance on cutter shaft 5 axial direction, the scalpriform cutter 61 of scalpriform cutter group 6 extends to the side cutting blade 2 also near adjacent two bending cutter groups 7 between adjacent two bending cutter groups 7.
Preferably, the tip of the interior positive cutting blade 1 to bending cutter 71 in same bending cutter group 7 is concordant with the side cutting blade 2 of export-oriented bending cutter 72, and the tip of the positive cutting blade 1 of export-oriented bending cutter 72 is concordant with the interior side cutting blade 2 to bending cutter 71.
In the present embodiment, each scalpriform cutter group 6 comprises three scalpriform cuttves 61 evenly arranged along cutter shaft 5 circumference, scalpriform cutter 61 between adjacent scalpriform cutter group 6 is crisscross arranged, its angle is 60 °, each bending cutter group 7 comprises six along the circumferential equally distributed bending cutter of cutter shaft 5, wherein three bending cuttves be interior in installation to bending cutter 71, other three bending cuttves are the export-oriented export-oriented bending cutter 72 installed, interior to bending cutter 71 and export-oriented bending cutter 72 interlock interval arrange, interior to the angle between bending cutter 71 and export-oriented bending cutter 72 be 60 °.
The rotovator that the utility model provides is provided with two cutter shafts 5 arranged in parallel, be respectively equipped with scalpriform cutter group 6 and bending cutter group 7, bending cutter and scalpriform cutter 61 combinationally use, not only ensure tilling depth but also ensure soil block crushing effect, and avoid cutter shaft 5 grass-wrapping problem, improve farming efficiency, save power simultaneously, extend the service life of bending cutter, reduce costs.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a rotovator, comprise frame, described frame is provided with power drive mechanism, it is characterized in that, described frame is provided with two and is horizontally disposed with cutter shaft arranged in parallel, the output of described cutter shaft and power drive mechanism is in transmission connection, the cutter shaft being positioned at frame front is provided with some groups of vertically disposed scalpriform cutter groups axial with cutter shaft, the cutter shaft being positioned at frame rear portion is provided with some groups of vertically disposed bending cutter groups axial with cutter shaft, often organize described scalpriform cutter group and comprise multiple scalpriform cutter be arranged in described cutter shaft circumference, often organize described bending cutter group and comprise multiple bending cutter be arranged in described cutter shaft circumference, described scalpriform cutter group and bending cutter group front and back on cutter shaft are crisscross arranged, the tip of described scalpriform cutter to be stretched between adjacent described bending cutter group and near the cutter shaft installing bending cutter group, the tip of described bending cutter extends the cutter shaft near installing scalpriform cutter group.
2. rotovator according to claim 1, it is characterized in that, bending cutter group described in each includes inside interior to bending cutter and the outside export-oriented bending cutter of multiple installation direction of multiple installation direction, describedly interiorly all to be uniformly distributed along described cutter shaft circumference to bending cutter and export-oriented bending cutter, describedly interiorly to be crisscross arranged to bending cutter and export-oriented bending cutter, interior in same described bending cutter group is less than or equal between the cutting blade of side along the distance on cutter shaft axial direction between bending cutter and the tangent blade tip end of export-oriented bending cutter along the distance on cutter shaft axial direction, the scalpriform cutter of described scalpriform cutter group extends between adjacent two bending cutter groups also near the side cutting blade of the bending cutter of adjacent two bending cutter groups.
3. rotovator according to claim 2, is characterized in that, the tip of the interior positive cutting blade to bending cutter in same described bending cutter group is concordant with the side cutting blade of export-oriented bending cutter, and the tip of the positive cutting blade of export-oriented bending cutter is concordant with the interior side cutting blade to bending cutter.
4. the rotovator according to claim 1 or 2 or 3, is characterized in that, scalpriform cutter group described in each comprises three scalpriform cuttves evenly arranged along described cutter shaft circumference, and the scalpriform cutter between adjacent described scalpriform cutter group is crisscross arranged, and its angle is 60 °.
5. the rotovator according to Claims 2 or 3, it is characterized in that, bending cutter group described in each comprises six along the equally distributed bending cutter of described cutter shaft circumference, wherein three bending cuttves be interior in installation to bending cutter, other three bending cuttves are the export-oriented export-oriented bending cutter installed, described interior to bending cutter and export-oriented bending cutter interlock interval arrange, described interior to the angle between bending cutter and export-oriented bending cutter be 60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420614951.3U CN204047034U (en) | 2014-10-22 | 2014-10-22 | A kind of rotovator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420614951.3U CN204047034U (en) | 2014-10-22 | 2014-10-22 | A kind of rotovator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204047034U true CN204047034U (en) | 2014-12-31 |
Family
ID=52188656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420614951.3U Expired - Fee Related CN204047034U (en) | 2014-10-22 | 2014-10-22 | A kind of rotovator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204047034U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110933959A (en) * | 2019-12-15 | 2020-03-31 | 刘彬 | Mini-tiller convenient for cleaning entangled grass |
| CN112427102A (en) * | 2020-10-30 | 2021-03-02 | 怀化市长兴园林绿化工程集团有限责任公司 | Miscellaneous branch rubbing crusher that afforestation maintenance was used |
| CN114710980A (en) * | 2022-03-21 | 2022-07-08 | 江苏大学 | Coaxial double-rotary cutter set and rotary cultivator |
-
2014
- 2014-10-22 CN CN201420614951.3U patent/CN204047034U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110933959A (en) * | 2019-12-15 | 2020-03-31 | 刘彬 | Mini-tiller convenient for cleaning entangled grass |
| CN112427102A (en) * | 2020-10-30 | 2021-03-02 | 怀化市长兴园林绿化工程集团有限责任公司 | Miscellaneous branch rubbing crusher that afforestation maintenance was used |
| CN114710980A (en) * | 2022-03-21 | 2022-07-08 | 江苏大学 | Coaxial double-rotary cutter set and rotary cultivator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20161022 |