CN102144440B - Dual-disk power crop root cutting and breaking anti-blocking device of no-tillage planter - Google Patents
Dual-disk power crop root cutting and breaking anti-blocking device of no-tillage planter Download PDFInfo
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- CN102144440B CN102144440B CN201010121833.5A CN201010121833A CN102144440B CN 102144440 B CN102144440 B CN 102144440B CN 201010121833 A CN201010121833 A CN 201010121833A CN 102144440 B CN102144440 B CN 102144440B
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Abstract
The invention main relates to an anti-blocking device of a no-tillage planter and provides a novel crop root cutting and breaking method by organic combination and application of an active crop root cutting and breaking method and a passive crop root cutting and breaking method. The anti-blocking device is mainly characterized in that a driving cutter disk and a driven cutter disk arranged on the same cutter shaft form a dual-disk counter-rotating power crop root cutting and breaking device. The driven cutter disk is installed on the cutter shaft through a bearing, is inserted into the soil for a certain depth in the action of machine gravity during the work, and is rotated forward along the forwarding of the machine to realize the functions of breaking the soil and breaking crop boots. The driving cutter disk is rotated reversely in the driving of the power of the cutter shaft and is tightly clung to the driven cutter disk surface; the rotating radius of the driving cutter disk is smaller than that of the driven cutter disk; when the anti-blocking device works, the driving cutter disk is not inserted into the soil, has the maximum rotating radius on the soil surface, and is combined with the driven cutter disk to support and shear straws, so that the straws in a planting region of the soil surface are sheared off easily, and a furrower and other soil working members can be effectively prevented from being wound and blocked by grass. In addition, the dual disks are rotated reversely, so that the driving cutter disk can be operated at a lower rotating speed, and the safety of the no-tillage planter in working is improved effectively. The crop root breaking and soil breaking functions of the driven cutter disk are beneficial to the furrowing and penetrating of the furrower, and therefore, soil disturbance quantity is reduced and the development of advantages of protective cultivation is facilitated.
Description
Technical field
The present invention relates to a kind of Anti-blocking Device of No-tillage Maize Planter, belong to agricultural mechanical field.
Background technology
No-tillage seeding machine is the key equipment realizing conservation tillage.At wheat and corn two crops a year growing area, when implementing no-till maize, there are a large amount of wheat stalk chopping and returnings and untreated wheat root stubble in sowing ground, can produce be wound around and blocking sower soil-engaging component, cause sower operation quality bad, operating efficiency is low.So need to set up anti-block apparatus.The method at present domestic and international no-tillage seeding machine preventing stalk to be wound around blocking soil-engaging component mainly contains point stubble and cuts stubble two kinds of methods.Stubble method is divided mainly crop straw stubble to be pushed away seeding belt, as a point sod lifter, point careless double-arc spline etc.These anti-block apparatus have certain blocking-proof result when straw mulching quantity is less, but are deteriorated at straw mulching quantity larger time-division stubble successful, and anti-blocking performance is lower.The crop straw stubble in sower soil-engaging component front mainly cuts off by the method for cutting stubble, is wound around soil-engaging component to prevent stalk.The method of cutting stubble is divided into again passive type and active two types.Passive type cuts batch parts does not need power drive, along with machine advances by dragging rotation.Passive type is cut batch device and is formed primarily of various types of breaking disk.The simple consumption of power of passive type breaking disc structure is little, but the cut-out ability to stalk, and need machine to have enough weight that stubble breaking knife breaking just can be made to bury.Active batch parts of cutting carry out cutting a batch breaking under the driving of power.An active batch device of cutting mainly contains stip-chopping rotary cultivator attachment, drives breaking disk, stalk saw cutting device etc.Active batch device of cutting substantially increases effect to straw cutting, but a batch anti-block apparatus is cut in currently used active, all belongs to without supporting cutting stalk, and thus needing cutterhead rotating speed to reach the High Rotation Speed of more than 1800 revs/min could by straw cutting.During work, stalk often throws away by cutting knife, instead of cuts off, or stalk is pressed into soil, thus can not effectively prevent stalk to be wound around soil-engaging component.The High Rotation Speed of power cutter in addition, easily causes the potential safety hazard of sower work.
Summary of the invention
Main purpose of the present invention is, there is provided a kind of newly cut a batch breaking method, to initiatively cut batch breaking and passive batch breaking method of cutting organically combines application, driven disk cutter is utilized to be cut by the root stubble under earth's surface, chesson outputs groove, the active cutting disc of driven disk cutter and reverse rotation forms the shear action that double-arc spline has support simultaneously, is cut off by the stalk covered on seeding belt earth's surface.Thisly cut a batch breaking method, the operation under lower rotating speed of power cutting disc just effectively can cut off crops straw, and greatly improves the percent shear of stalk, also retains driven disk cutter breaking soil-loosening function simultaneously.The anti-block apparatus of the no-tillage seeding machine constructed thus, that not only can improve seeding operation cuts batch breaking performance and an anti-blocking performance, and improves the safety of operation due to the low speed operation of power cutting disc.
The technical solution used in the present invention is, forms double-arc spline power cut a batch breaking list group by the active cutting disc be contained on same cutter shaft and driven disk cutter, cutter shaft can be installed one or more double-arc spline power and cut a batch breaking list group.Driven disk cutter is arranged on cutter shaft by bearing, has burying of certain depth during work under machine Action of Gravity Field, and along with machine advance forward rotates, realization is broken ground, breaking function.Initiatively cutting disc counter-rotating under cutter shaft power drive, initiatively cutting disc knife face and driven disk cutter knife face are close together, initiatively the cutting disc turning radius is less than the turning radius of driven disk cutter, during work, initiatively cutting disc does not bury, Maximum turning radius is in earth's surface, formed to be similar to have to support like scissors with driven disk cutter and shear stalk, easily the stalk of seeding belt on earth's surface is cut off, effectively prevent the soil-engaging components such as plough from twining grass blocking.Initiatively cutting disc and driven disk cutter all both can be overall cutaway disk knife structures, also can be fixed on by some blade clearance the combination cutting disc structure that cutterhead is formed.Initiatively the working speed of cutting disc is 100 ~ 450 revs/min.
The invention has the beneficial effects as follows, initiatively cut stubble and passive stubble of cutting organically combines, initiatively being formed to support between cutting disc and driven disk cutter and shearing stalk, greatly can improving the cut-out rate to covering stalk on seeding belt, what effectively prevent other soil-engaging component twines grass blocking.Double-arc spline reversely rotates in addition, and thus initiatively cutting disc in operation under the comparatively slow-speed of revolution, can effectively improve safety during no-tillage seeding machine operation.The breaking of driven disk cutter, the effect of breaking ground are conducive to plough trench digging and bury, and reduce soil disturbance amount, are conducive to the advantage playing conservation tillage.
Accompanying drawing explanation
Fig. 1 is main TV structure sketch of the present invention; Fig. 2 is left TV structure sketch of the present invention.
In figure: 1 driven disk cutter 2 cutter shaft 3 wedge key 4 bearing 5 cutterhead 6 blade
Embodiment
Concrete structure of the present invention is provided by following embodiment.As shown in the figure, initiatively cutting disc is made up of cutterhead 5 and some blades 6, and cutter shaft 2 drives initiatively cutting disc to become counter-rotating with the direction of machine travel by wedge key 3.Driven disk cutter 1 is arranged on cutter shaft 2 by rolling bearing 4, and the power of cutter shaft 2 does not drive driven disk cutter 1 to rotate, and driven disk cutter knife face is close together with active cutting disc knife face.During work, be arranged on by this device on the front of Drill Opener of No-tillage Planter, driven disk cutter 1 has burying of about the 10cm degree of depth under machine Action of Gravity Field.Along with machine advance forward rotates, realization is broken ground, breaking function.Cutter shaft 2 is rotated by the power drive of tractor motive power output shaft.Initiatively the cutting disc turning radius is less than the turning radius of driven disk cutter, and during work, initiatively cutting disc does not bury, and Maximum turning radius is in earth's surface.The initiatively counter-rotating of cutting disc under cutter shaft 2 drives, with driven disk cutter 1 forward rotate form that double-arc spline reversely rotates have to support and shear stalk, easily the stalk of seeding belt on earth's surface is cut off.Initiatively cutting disc and driven disk cutter all both can be overall cutaway disk knife structures, also can be fixed on by some blade clearance the combination cutting disc structure that cutterhead is formed.In the embodiment shown in the figures, driven disk cutter 1 adopts overall cutaway disk knife structure, and initiatively cutting disc adopts and is fixed on by some blade clearance the combination knife structure that cutterhead is formed.
The double-arc spline power that the present invention proposes cuts a batch breaking anti-block apparatus, on No-tillage Maize Planter when being applicable to no-tillage farming on the uncultivated land having wheat root stubble and improving straw mulching.When the uncultivated land with a large amount of wheat stalk returning coverings and untreated wheat root stubble is directly sowed, the stalk that seeding belt covers cuts off along the direction of machine travel by this device, effectively prevent the soil-engaging component of sower from twining grass blocking, double-arc spline reversely rotates having of being formed and supports shearing stalk, not only improve the percent shear to stalk, and initiatively cutting disc can in operation under the comparatively slow-speed of revolution; The breaking of driven disk cutter in addition, the effect of breaking ground are conducive to plough trench digging and bury, and reduce soil disturbance amount, are conducive to the advantage playing conservation tillage.
Claims (1)
1. a no-tillage seeding machine double-arc spline power cuts a batch breaking anti-block apparatus, it is characterized in that: described batch corn rootstalk cutting device of cutting forms double-arc spline power by the active cutting disc be contained on same cutter shaft and driven disk cutter and cuts a batch breaking list group, cutter shaft is installed one or more double-arc spline power and cuts a batch breaking list group; Described active cutting disc and driven disk cutter are overall cutaway disk knife structure or all for being fixed on the combination cutting disc structure that cutterhead is formed by some blade clearance; Driven disk cutter is arranged on cutter shaft by bearing, and the power of cutter shaft does not drive driven disk swivel to move; During work, under machine Action of Gravity Field, have burying of certain depth, along with machine advance, forward rotate realization break ground, breaking function; Initiatively cutting disc counter-rotating under cutter shaft power drive, initiatively cutting disc knife face and driven disk cutter knife face are close together, initiatively the cutting disc turning radius is less than the turning radius of driven disk cutter, during work, initiatively cutting disc does not bury, Maximum turning radius is in earth's surface, be formed to support with driven disk cutter and shear stalk, effectively prevent other soil-engaging components from twining grass blocking, other soil-engaging components described comprise plough; Initiatively cutting disc counter-rotating, working speed is 100 ~ 450 revs/min; Driven disk cutter forward rotates along with machine advances to be dragged, and has the embedded depth of 10cm during work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010121833.5A CN102144440B (en) | 2010-02-10 | 2010-02-10 | Dual-disk power crop root cutting and breaking anti-blocking device of no-tillage planter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010121833.5A CN102144440B (en) | 2010-02-10 | 2010-02-10 | Dual-disk power crop root cutting and breaking anti-blocking device of no-tillage planter |
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| Publication Number | Publication Date |
|---|---|
| CN102144440A CN102144440A (en) | 2011-08-10 |
| CN102144440B true CN102144440B (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010121833.5A Expired - Fee Related CN102144440B (en) | 2010-02-10 | 2010-02-10 | Dual-disk power crop root cutting and breaking anti-blocking device of no-tillage planter |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102918945B (en) * | 2012-11-13 | 2014-07-16 | 吉林大学 | Variable camber tooth type stubble-cutting scarifier |
| CN103718705B (en) * | 2013-12-27 | 2015-08-26 | 中国农业大学 | Scissor active seed-furrow opener anti-block apparatus |
| CN106900272A (en) * | 2017-03-27 | 2017-06-30 | 东北农业大学 | The cutterhead breaking of the no-tillage seeding machine three anti-blocking operation monomer of disconnected straw |
| CN109892071B (en) * | 2019-04-17 | 2023-09-01 | 中国科学院地理科学与资源研究所 | Improved no-tillage complementary planter ditching knife suitable for high and cold natural grasslands |
| CN111108892B (en) * | 2020-01-06 | 2021-05-18 | 中国农业大学 | Spiral slitting type belt cleaning device |
| CN112913447B (en) * | 2021-01-11 | 2022-06-24 | 中国农业大学 | Differential stubble-breaking type belt cleaning device |
| CN113785672A (en) * | 2021-08-30 | 2021-12-14 | 东北农业大学 | Follow-up speed-increasing, pushing and throwing integrated row straw cleaning device adaptive to no-tillage seeding monomer |
| CN113994792B (en) * | 2021-11-19 | 2024-07-02 | 东北农业大学 | Local self-vibrating disk furrow opener with three-dimensional spline curve fitting teeth |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201278635Y (en) * | 2008-10-08 | 2009-07-29 | 中国农业大学 | Active circular knife type zero-tillage anti-blocking unit |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5819855A (en) * | 1997-03-28 | 1998-10-13 | Tarver, Iii; Sam A. | Enhanced minimum tillage planter/renovator system |
| CN2710329Y (en) * | 2004-06-10 | 2005-07-20 | 王冶 | Stalk breaking gear of cultivating free seeder |
| CN101112145A (en) * | 2007-08-29 | 2008-01-30 | 中国农业大学 | Active stubble-cutting deep-loosening mechanism |
| CN100588315C (en) * | 2008-10-31 | 2010-02-10 | 中国农业大学 | Horizontal type weeding wheel anti-block device |
| CN201369904Y (en) * | 2008-11-04 | 2009-12-30 | 华中农业大学 | Ditching device of rape combined direct seeding machine |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201278635Y (en) * | 2008-10-08 | 2009-07-29 | 中国农业大学 | Active circular knife type zero-tillage anti-blocking unit |
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| CN102144440A (en) | 2011-08-10 |
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Granted publication date: 20141231 Termination date: 20160210 |