CN203301952U - Saw-toothed spherical-disc deep ploughing blade - Google Patents
Saw-toothed spherical-disc deep ploughing blade Download PDFInfo
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- CN203301952U CN203301952U CN2013202792595U CN201320279259U CN203301952U CN 203301952 U CN203301952 U CN 203301952U CN 2013202792595 U CN2013202792595 U CN 2013202792595U CN 201320279259 U CN201320279259 U CN 201320279259U CN 203301952 U CN203301952 U CN 203301952U
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- deep ploughing
- spheric disk
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- disc
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Abstract
The utility model discloses a saw-toothed spherical-disc deep ploughing blade which is good in soil preparation quality, protects soil ecology and is safe and reliable in operation. The body of the saw-toothed spherical-disc deep ploughing blade is designed to be in a spherical disc shape, saw-toothed cutters are evenly distributed on the outer edge of a spherical disc in a peripheral direction, and the saw-toothed cutters are projected to be isosceles trapezoids in the rotation axis direction of the spherical disc. The saw-toothed cutters are alternately bent respectively from the root portions of the saw-toothed cutters relative to the spherical disc in the inner side direction and the outer side direction, the camber angel of bending relative to the vertical face of the spherical disc rotation axis is alpha, and the camber angel alpha ranges from 25 degrees to 35 degrees. The leaning angle of the bending relative to the vertical face of the spherical disc rotation axis is beta, and the leaning angle beta ranges from 40 degrees to 50 degrees. The saw-toothed spherical-disc deep ploughing blade is suitable for the stubble cleaning deep ploughing soil preparation operation of the original stub land of corns and other crops in northern cold regions.
Description
Technical field
The utility model relates to a kind of agriculture soil cultivating member, especially relates to a kind of serration type spheric disk deep ploughing cutter.
Background technology
Tradition rotary tillage tulwar is comparatively extensive in China's application as the auxiliary work parts of serial rotovator or stubble ploughing, rotary tillage ridging combined working machine.Adopt rotovator or the stubble ploughing, rotary tillage ridging combined working machine of tulwar, field soil is implemented to ploughing work.With other tillage implements, compare, have the advantages such as hack is abundant, cultivated rear grading, operation with being widely used in land for growing field crops and protection.But the weak point of this traditional rotary tillage tulwar is: the tulwar that High Rotation Speed drives has destruction to soil structure; after rotary tillage, the granular structure of soil and farming level are destroyed; rotary tillage tulwar operation topsoil is shallow; after ploughing, form tillage pan; especially year after year the rotary plow bottom is just more serious, causes soil compaction, is unfavorable for the soil water storage soil moisture conservation; after ploughing, soil is too soft, is unfavorable for soil protection.In addition, due to rotary blade, be arranged on the handle storehouse of rotor, during operation, the very large moment of flexure of rotary blade handle of a knife carrying, run into many chads ground, and the rotary blade well damage that fractures, change rotary blade in a large number, increased use cost, and operational security, reliability are had a strong impact on.
Summary of the invention
The purpose of this utility model is for the problems referred to above that exist, and provides that a kind of whole geological measuring is good, soil protection is ecological, the reliable serration type spheric disk deep ploughing of job safety cutter.
For achieving the above object, the utility model adopts following technical proposals: serration type spheric disk deep ploughing cutter of the present utility model, the body of this serration type spheric disk deep ploughing cutter is designed to the spheric disk shape, the outer rim of this spheric disk is laid with the sawtooth cutting knife in the circumferential direction of the circle, this sawtooth cutting knife is isosceles trapezoid along spheric disk axis of rotation direction projection, is the concave arc shape between adjacent two sawtooth cutting knifes; Described sawtooth cutting knife is respectively from the relative spheric disk of its root to inside and outside both sides direction setting, and the relative spheric disk axis of rotation of its bending vertical plane camber angle is α, and this camber angle α is 25～35 °; The relative spheric disk axis of rotation of its bending vertical plane leaning angle is β, and this leaning angle β is 40～50 °.
As preferred version of the present utility model, the relative spheric disk axis of rotation of described sawtooth cutting knife bending vertical plane camber angle α is 30 °; The relative spheric disk axis of rotation of described sawtooth cutting knife bending vertical plane leaning angle β is 45 °.
As further improvement of the utility model, the core of described spheric disk is circular flat bottom, and this circular flat bottom center is provided with square hole, take this circular flat bottom center around the square hole as the center of circle, to be laid with in the circumferential direction of the circle four circular holes.
After adopting technique scheme, the beneficial effect that the serration type spheric disk deep ploughing cutter that the utility model provides has is:
Because the body of this serration type spheric disk deep ploughing cutter is designed to the spheric disk shape, the outer rim of this spheric disk is laid with the sawtooth cutting knife in the circumferential direction of the circle, this sawtooth cutting knife spheric disk axis of rotation direction projection is isosceles trapezoid, is the concave arc shape between adjacent two sawtooth cutting knifes; Described sawtooth cutting knife is respectively from the relative spheric disk of its root to inside and outside both sides direction setting.While driving deep ploughing cutter rotary work, the farming of alternately burying of this deep ploughing cutter outer rim sawtooth cutting knife, on spheric disk outer rim to the sawtooth cutting knife of inside and outside both sides direction setting, rotation forms two revolution cutwork faces of effect simultaneously, outwards the sawtooth cutting knife Main Function of bending is the breaking hack, inwardly the sawtooth cutting knife Main Function of bending is to cut the earth of digging, with traditional rotary tillage tulwar, compare, bury deeply in arable land, the maximum tilling depth 16cm of general rotary tillage tulwar, more than this serration type spheric disk deep ploughing cutter tilling depth can reach 20cm, this tilling depth has been broken tillage pan, and granular structure that can spoiled soil, little to soil cultivation level destructiveness, even farming can not cause soil compaction yet year after year, be conducive to soil water storage soil moisture conservation and soil protection.In addition, run into many chads ground, can bring into play the good characteristics of this spheric disk body intensity, can not cause the damage that fractures of sawtooth cutting knife, reduced use cost, improved operational security, reliability.Reached that whole geological measuring is good, soil protection is ecological, the reliable effect of job safety.
The accompanying drawing explanation
Fig. 1 is the structure front view of the utility model serration type spheric disk deep ploughing cutter;
Fig. 2 is the end view of Fig. 1;
Fig. 3 is that A in Fig. 2 is to view.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
As shown in Figure 1, Figure 2, Figure 3 shows, provided the organigram of the utility model serration type spheric disk deep ploughing tool bodies embodiment, the body of this serration type spheric disk deep ploughing cutter is designed to the spheric disk shape, the outer rim of this spheric disk is laid with the sawtooth cutting knife in the circumferential direction of the circle, this sawtooth cutting knife is isosceles trapezoid along spheric disk axis of rotation direction projection, is the concave arc shape between adjacent two sawtooth cutting knifes; Described sawtooth cutting knife is respectively from the relative spheric disk of its root to inside and outside both sides direction setting, and the relative spheric disk axis of rotation of its bending vertical plane camber angle is α, and this camber angle α is 25～35 °; The relative spheric disk axis of rotation of its bending vertical plane leaning angle is β, and this leaning angle β is 40～50 °.
As preferred embodiment of the present utility model, the relative spheric disk axis of rotation of described sawtooth cutting knife bending vertical plane camber angle α is 30 °; The relative spheric disk axis of rotation of described sawtooth cutting knife bending vertical plane leaning angle β is 45 °.
As preferred embodiment of the present utility model, the core of described spheric disk is circular flat bottom, and this circular flat bottom center is provided with square hole, take this circular flat bottom center around the square hole as the center of circle, to be laid with in the circumferential direction of the circle four circular holes.Serration type spheric disk deep ploughing cutter can be arranged on square shaft like this, and axially be connected and fixed by described four circular holes, improve functional reliability.
Operation principle of the present utility model is: serration type spheric disk deep ploughing cutter is arranged on the driven roller of serial ploughing machine or stubble-cleaning deep ploughing ridging combined working machine, can be under tractor dynamic power drives rotary operation.Drive the rotation of serration type spheric disk deep ploughing cutter group, then control tractor mounnted frame, unit is advanced and is buried forward, the farming of alternately burying of this deep ploughing cutter outer rim sawtooth cutting knife, on spheric disk outer rim to the sawtooth cutting knife of inside and outside both sides direction setting, rotation forms two revolution cutwork faces of effect simultaneously, and outwards the sawtooth cutting knife Main Function of bending is the breaking hack, and inwardly the sawtooth cutting knife Main Function of bending is to cut the earth of digging.Not only abundant, the cultivated rear grading of breaking hack; and compare with traditional rotary tillage tulwar; bury deeply in arable land; more than this serration type spheric disk deep ploughing cutter tilling depth can reach 20cm; this tilling depth has been broken tillage pan, and granular structure that can spoiled soil is little to soil cultivation level destructiveness; even farming can not cause soil compaction yet year after year, be conducive to soil water storage soil moisture conservation and soil protection.In addition, run into many chads ground, can bring into play good, the wear-resisting characteristics of this spheric disk body intensity, can not cause the damage that fractures of sawtooth cutting knife, long service life.And traditional rotary tillage tulwar is met the chad damage that very easily fractures, wear and tear also fast, often changing the rotary tillage tulwar has delayed the activity duration, has reduced operating efficiency, has increased use cost, has a strong impact on facility operation income.
Soil water storage soil moisture conservation after using the utility model serration type spheric disk deep ploughing cutter to plough, little to soil cultivation level destructiveness, reduced use cost, improved operational security, reliability.It is desirable soil protection tillage implement.Be applicable to the stubble-cleaning deep ploughing tillage operation of northern cold ground corn and the former stub land of other crop.
Claims (3)
1. serration type spheric disk deep ploughing cutter, it is characterized in that: the body of this serration type spheric disk deep ploughing cutter is designed to the spheric disk shape, the outer rim of this spheric disk is laid with the sawtooth cutting knife in the circumferential direction of the circle, this sawtooth cutting knife is isosceles trapezoid along spheric disk axis of rotation direction projection, is the concave arc shape between adjacent two sawtooth cutting knifes; Described sawtooth cutting knife is respectively from the relative spheric disk of its root to inside and outside both sides direction setting, and the relative spheric disk axis of rotation of its bending vertical plane camber angle is α, and this camber angle α is 25～35 °; The relative spheric disk axis of rotation of its bending vertical plane leaning angle is β, and this leaning angle β is 40～50 °.
2. serration type spheric disk according to claim 1 deep ploughing cutter, it is characterized in that: the relative spheric disk axis of rotation of described sawtooth cutting knife bending vertical plane camber angle α is 30 °; The relative spheric disk axis of rotation of described sawtooth cutting knife bending vertical plane leaning angle β is 45 °.
3. serration type spheric disk according to claim 1 and 2 deep ploughing cutter, it is characterized in that: the core of described spheric disk is circular flat bottom, this circular flat bottom center is provided with square hole, take this circular flat bottom center around the square hole as the center of circle, to be laid with in the circumferential direction of the circle four circular holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202792595U CN203301952U (en) | 2013-05-22 | 2013-05-22 | Saw-toothed spherical-disc deep ploughing blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202792595U CN203301952U (en) | 2013-05-22 | 2013-05-22 | Saw-toothed spherical-disc deep ploughing blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203301952U true CN203301952U (en) | 2013-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202792595U Expired - Fee Related CN203301952U (en) | 2013-05-22 | 2013-05-22 | Saw-toothed spherical-disc deep ploughing blade |
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| CN (1) | CN203301952U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111066393A (en) * | 2020-01-10 | 2020-04-28 | 东北农业大学 | Antiwind disc type banding soil preparation device |
| US12376515B2 (en) | 2021-06-30 | 2025-08-05 | Milwaukee Electric Tool Corporation | String trimmer assembly and trimmer head for use with same |
| US12439846B2 (en) | 2022-04-18 | 2025-10-14 | Milwaukee Electric Tool Corporation | String trimmer head |
-
2013
- 2013-05-22 CN CN2013202792595U patent/CN203301952U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111066393A (en) * | 2020-01-10 | 2020-04-28 | 东北农业大学 | Antiwind disc type banding soil preparation device |
| US12376515B2 (en) | 2021-06-30 | 2025-08-05 | Milwaukee Electric Tool Corporation | String trimmer assembly and trimmer head for use with same |
| US12439846B2 (en) | 2022-04-18 | 2025-10-14 | Milwaukee Electric Tool Corporation | String trimmer head |
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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 |
Granted publication date: 20131127 Termination date: 20170522 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |