CN212232030U - Prevent twining careless rotary blade - Google Patents
Prevent twining careless rotary blade Download PDFInfo
- Publication number
- CN212232030U CN212232030U CN202020345521.1U CN202020345521U CN212232030U CN 212232030 U CN212232030 U CN 212232030U CN 202020345521 U CN202020345521 U CN 202020345521U CN 212232030 U CN212232030 U CN 212232030U
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- Prior art keywords
- blade
- rotary
- grass
- arc
- winding
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- 238000004804 winding Methods 0.000 claims abstract description 30
- 238000003971 tillage Methods 0.000 claims abstract description 26
- 244000025254 Cannabis sativa Species 0.000 claims abstract description 21
- 230000002265 prevention Effects 0.000 claims abstract description 15
- 238000005452 bending Methods 0.000 claims description 4
- 241000196324 Embryophyta Species 0.000 abstract description 15
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 230000003014 reinforcing effect Effects 0.000 abstract description 2
- 239000002689 soil Substances 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000010902 straw Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Harvester Elements (AREA)
- Soil Working Implements (AREA)
Abstract
The utility model belongs to the technical field of agricultural equipment, and particularly discloses an anti-grass-winding rotary blade, which comprises a fixed blade disc, a rotary blade and an anti-grass-winding blade; the fixed cutter head comprises a circular base plate and a conical mounting plate, a plurality of positioning bolts are arranged on the end face of the conical mounting plate, the direction of the arc-shaped tail end of the rotary tillage blade is opposite to the direction of the arc-shaped tail end of the grass winding prevention blade, and when the rotary tillage blade rotates in a working state, weeds wrapped and clamped between the cutter shafts are cut off by the grass winding prevention blade rotating reversely, so that the weeds are prevented from winding; the circular chassis side is provided with the plug hole groove, is provided with the connecting screw who corresponds in the plug hole inslot, and connecting screw end-to-end connection has and prevents twining the grass blade, and the saw form sword tooth is favorable to cutting off the weeds that will contact the blade, and thin cutting blade reinforcing blade sharpness can more effectually cut off weeds.
Description
Technical Field
The utility model relates to the technical field of agricultural equipment, specifically be an anti-twining grass rotary blade.
Background
The rotary cultivator is a cultivator which is matched with a tractor to complete the operations of ploughing and harrowing. The soil breaking machine has the characteristics of strong soil breaking capacity, flat ground surface after ploughing and the like, so that the soil breaking machine is widely applied; meanwhile, the stubble buried below the ground surface can be cut up, the operation of the seeder is convenient, and a good seedbed is provided for later-stage seeding. The rotary cultivator is the main agricultural implement of the farmland soil preparation operation of our country at present, and the shape structure of its rotary blade influences and decides soil preparation quality, operating efficiency and machines working life. Most of the existing rotary blades generally have the conditions of grass winding and clay winding due to the structural design problem, and particularly in the region of heavy soil in the south of China, the soil has high viscosity and is easy to be adsorbed on the rotary blades, so that weeds, straws and the like are adhered and wound on the rotary blades. And soil, weeds and straws adhered to the blades can increase the weight of the blades and the knife roll, so that the working efficiency is reduced, and the power consumption is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anti-twining grass rotary blade to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an anti-winding rotary blade comprises a fixed cutter head, a rotary blade and an anti-winding blade; the fixed cutter head comprises a circular base plate and a conical mounting plate, and a plurality of conical mounting plates are uniformly distributed on the side edge of the circular base plate; a shaft mounting hole is formed in the center of the circular chassis, an inserting hole groove is formed in the side edge of the circular chassis, a corresponding connecting screw rod is arranged in the inserting hole groove, and the tail end of the connecting screw rod is connected with a grass winding prevention blade; the grass winding prevention blade comprises a blade body and a thin cutting edge, the blade body is of an arc-shaped structure, and the bottom of the blade body is fixed at the top end of the connecting screw rod; the arc-shaped concave side edge of the cutter body is provided with a thin cutting blade, and the front end of the thin cutting blade is provided with saw-shaped cutter teeth; the rotary tillage blade is characterized in that a plurality of positioning bolts are arranged on the end face of the conical mounting disc and connected with the rotary tillage blade through the positioning bolts, the rotary tillage blade is of an arc structure with a certain bending angle, and a plurality of triangular hole grooves which are uniformly distributed are formed in the rotary tillage blade.
Preferably, the side edge of the circular chassis is provided with four conical mounting discs which are uniformly distributed, and the connecting end of each conical mounting disc and the corresponding circular chassis is of an arc-shaped structure corresponding to the side edge of the circular chassis; the conical mounting disc is of a conical structure with one narrow end and one wide end, and the width of the connecting end of the conical mounting disc and the circular chassis is larger than that of the end, far away from the circular chassis, of the conical mounting disc.
Preferably, the knife body, the thin cutting blade and the saw-shaped knife teeth are of an integrally formed structure, and the thickness of the thin cutting blade is smaller than that of the knife body.
Preferably, the arc-shaped tail end of the rotary tillage blade is opposite to the arc-shaped tail end of the grass winding prevention blade.
Preferably, the triangular hole grooves are distributed on the rotary tillage blades in a staggered mode at intervals.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has simple structure, strong practicability, good use effect and can prevent weeds from winding; the fixed cutter head comprises a circular base plate and a conical mounting plate, a plurality of positioning bolts are arranged on the end face of the conical mounting plate, the direction of the arc-shaped tail end of the rotary tillage blade is opposite to the direction of the arc-shaped tail end of the grass winding prevention blade, and when the rotary tillage blade rotates in a working state, weeds wrapped and clamped between the cutter shafts are cut off by the grass winding prevention blade rotating reversely, so that the weeds are prevented from winding; the circular chassis side is provided with the plug hole groove, is provided with the connecting screw who corresponds in the plug hole inslot, and connecting screw end-to-end connection has and prevents twining the grass blade, and the saw form sword tooth is favorable to cutting off the weeds that will contact the blade, and thin cutting blade reinforcing blade sharpness can more effectually cut off weeds.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the grass-winding prevention blade of the present invention.
In the figure: 1. fixing a cutter head; 11. a circular chassis; 12. a conical mounting disk; 13. a shaft mounting hole; 2. connecting a screw rod; 3. an anti-tangling grass blade; 31. a blade body; 32. thinning the cutting edge; 33. saw-shaped cutter teeth; 4. positioning the bolt; 5. a rotary tillage blade; 6. triangular hole grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-2, the present invention provides a technical solution: an anti-winding rotary blade comprises a fixed cutter head 1, a rotary blade 5 and an anti-winding blade 3; the fixed cutter head 1 comprises a circular base plate 11 and a conical mounting plate 12, and a plurality of conical mounting plates 12 are uniformly distributed on the side edge of the circular base plate 11; a shaft mounting hole 13 is formed in the center of the circular chassis 11, an inserting hole groove is formed in the side edge of the circular chassis 11, a corresponding connecting screw rod 2 is arranged in the inserting hole groove, and the tail end of the connecting screw rod 2 is connected with an anti-winding blade 3; the grass winding prevention blade 3 comprises a blade body 31 and a thin cutting blade 32, the blade body 31 is of an arc-shaped structure, and the bottom of the blade body 31 is fixed at the top end of the connecting screw rod 2; the arc-shaped concave side edge of the knife body 31 is provided with a thin cutting blade 32, and the front end of the thin cutting blade 32 is provided with saw-shaped knife teeth 33; a plurality of positioning bolts 4 are arranged on the end face of the conical mounting disc 12, the rotary tillage blade 5 is connected through the positioning bolts 4, the rotary tillage blade 5 is of an arc-shaped structure with a certain bending angle, and a plurality of triangular hole grooves 6 which are uniformly distributed are formed in the rotary tillage blade 5.
Furthermore, four conical mounting discs 12 which are uniformly distributed are arranged on the side edge of the circular chassis 11, and the connecting ends of the conical mounting discs 12 and the circular chassis 11 are of arc-shaped structures corresponding to the side edge of the circular chassis 11; the conical mounting disc 12 is in a conical structure with a narrow end and a wide end, and the width of the connecting end of the conical mounting disc 12 and the circular chassis 11 is larger than the width of the conical mounting disc 12 far away from one end of the circular chassis 11.
Further, the blade 31, the thin cutting edge 32 and the saw-shaped cutter teeth 33 are integrally formed, and the thickness of the thin cutting edge 32 is smaller than that of the blade 31.
Furthermore, the arc-shaped tail end of the rotary tillage blade 5 is opposite to the arc-shaped tail end of the grass winding prevention blade 3.
Furthermore, the triangular hole grooves 66 are distributed on the rotary tillage blade 5 at intervals in a staggered manner.
The working principle is as follows: the fixed cutter head 1 comprises a circular chassis 11 and conical mounting disks 12, and a plurality of conical mounting disks 12 are uniformly distributed on the side edge of the circular chassis 11; a shaft mounting hole 13 is formed in the center of the circular chassis 11, an inserting hole groove is formed in the side edge of the circular chassis 11, a corresponding connecting screw rod 2 is arranged in the inserting hole groove, and the tail end of the connecting screw rod 2 is connected with an anti-winding blade 3; the grass winding prevention blade 3 comprises a blade body 31 and a thin cutting blade 32, the blade body 31 is of an arc-shaped structure, and the bottom of the blade body 31 is fixed at the top end of the connecting screw rod 2; the arc-shaped concave side edge of the knife body 31 is provided with a thin cutting blade 32, and the front end of the thin cutting blade 32 is provided with saw-shaped knife teeth 33; the saw-shaped cutter teeth 33 are beneficial to cutting off weeds contacting the cutter body 31, and the thin cutter blade 32 enhances the sharpness of the blade and can cut off the weeds more effectively;
the end face of the conical mounting disc 12 is provided with a plurality of positioning bolts 4, the positioning bolts 4 are connected with the rotary tillage blade 5, the rotary tillage blade 5 is of an arc-shaped structure with a certain bending angle, the rotary tillage blade 5 is provided with a plurality of evenly distributed triangular hole grooves 6, the triangular hole grooves 66 are distributed on the rotary tillage blade 5 in a staggered mode at intervals, the blade quality is reduced on the premise that the strength of the rotary tillage blade is not affected, and the working efficiency is improved; the arc-shaped tail end of the rotary tillage blade 5 is opposite to the arc-shaped tail end of the grass winding prevention blade 3 in direction, and when the rotary tillage blade 5 rotates in the working state, weeds entering between the cutter shafts are wrapped and pinched and cut off by the grass winding prevention blade 3 in the reverse rotation mode through the blade combination arranged oppositely, so that the weeds are prevented from being wound.
It is worth noting that: the whole device realizes control over the device through the master control button, and the device matched with the control button is common equipment, belongs to the existing mature technology, and is not repeated for the electrical connection relation and the specific circuit structure.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an anti-winding grass rotary blade which characterized in that: comprises a fixed cutter head (1), rotary tillage blades (5) and grass-winding-preventing blades (3); the fixed cutter head (1) comprises a circular chassis (11) and conical mounting discs (12), and a plurality of conical mounting discs (12) are uniformly distributed on the side edge of the circular chassis (11); a shaft mounting hole (13) is formed in the center of the circular chassis (11), an inserting hole groove is formed in the side edge of the circular chassis (11), a corresponding connecting screw rod (2) is arranged in the inserting hole groove, and the tail end of the connecting screw rod (2) is connected with an anti-winding blade (3); the grass winding prevention blade (3) comprises a blade body (31) and a thin cutting edge (32), the blade body (31) is of an arc-shaped structure, and the bottom of the blade body (31) is fixed at the top end of the connecting screw rod (2); the arc-shaped concave side edge of the knife body (31) is provided with a thin cutting edge (32), and the front end of the thin cutting edge (32) is provided with saw-shaped knife teeth (33); the rotary cultivator is characterized in that a plurality of positioning bolts (4) are arranged on the end face of the conical mounting disc (12), the rotary cultivator blade (5) is connected through the positioning bolts (4), the rotary cultivator blade (5) is of an arc structure with a certain bending angle, and a plurality of triangular hole grooves (6) which are uniformly distributed are formed in the rotary cultivator blade (5).
2. An anti-tangling rotary blade according to claim 1, characterized in that: the side edge of the round chassis (11) is provided with four conical mounting discs (12) which are uniformly distributed, and the connecting end of each conical mounting disc (12) and the round chassis (11) is of an arc-shaped structure corresponding to the side edge of the round chassis (11); the conical mounting disc (12) is of a conical structure with one narrow end and one wide end, and the width of the connecting end of the conical mounting disc (12) and the circular chassis (11) is larger than the width of the conical mounting disc (12) far away from one end of the circular chassis (11).
3. An anti-tangling rotary blade according to claim 1, characterized in that: the knife body (31), the thin cutting blade (32) and the saw-shaped knife teeth (33) are of an integrally formed structure, and the thickness of the thin cutting blade (32) is smaller than that of the knife body (31).
4. An anti-tangling rotary blade according to claim 1, characterized in that: the arc-shaped tail end of the rotary tillage blade (5) is opposite to the arc-shaped tail end of the grass winding prevention blade (3).
5. An anti-tangling rotary blade according to claim 1, characterized in that: the triangular hole grooves are distributed on the rotary tillage blades (5) at intervals in a staggered manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020345521.1U CN212232030U (en) | 2020-03-18 | 2020-03-18 | Prevent twining careless rotary blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020345521.1U CN212232030U (en) | 2020-03-18 | 2020-03-18 | Prevent twining careless rotary blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212232030U true CN212232030U (en) | 2020-12-29 |
Family
ID=73991908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020345521.1U Expired - Fee Related CN212232030U (en) | 2020-03-18 | 2020-03-18 | Prevent twining careless rotary blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212232030U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112690047A (en) * | 2021-01-18 | 2021-04-23 | 乐锐 | Tiller of preventing twining grass |
| CN112753299A (en) * | 2021-01-05 | 2021-05-07 | 广州市南蝶电子商务有限公司 | Agricultural soil plowing and repairing system |
| CN113079719A (en) * | 2021-04-26 | 2021-07-09 | 王梦文 | Weeding device for agricultural |
| CN113605908A (en) * | 2021-09-07 | 2021-11-05 | 核工业井巷建设集团有限公司 | Anti-winding cutter head device for cutter head of micro-shield pipe jacking machine |
-
2020
- 2020-03-18 CN CN202020345521.1U patent/CN212232030U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112753299A (en) * | 2021-01-05 | 2021-05-07 | 广州市南蝶电子商务有限公司 | Agricultural soil plowing and repairing system |
| CN112753299B (en) * | 2021-01-05 | 2021-12-14 | 卢明钗 | Agricultural soil plowing and repairing system |
| CN112690047A (en) * | 2021-01-18 | 2021-04-23 | 乐锐 | Tiller of preventing twining grass |
| CN113079719A (en) * | 2021-04-26 | 2021-07-09 | 王梦文 | Weeding device for agricultural |
| CN113079719B (en) * | 2021-04-26 | 2022-09-09 | 湖北嘉润茶业有限公司 | Weeding device for agricultural |
| CN113605908A (en) * | 2021-09-07 | 2021-11-05 | 核工业井巷建设集团有限公司 | Anti-winding cutter head device for cutter head of micro-shield pipe jacking machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201229 |
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| CF01 | Termination of patent right due to non-payment of annual fee |