CN115136796B - Variable-rigidity flexible threshing device and threshing method - Google Patents
Variable-rigidity flexible threshing device and threshing method Download PDFInfo
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- CN115136796B CN115136796B CN202210734602.4A CN202210734602A CN115136796B CN 115136796 B CN115136796 B CN 115136796B CN 202210734602 A CN202210734602 A CN 202210734602A CN 115136796 B CN115136796 B CN 115136796B
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- threshing
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/18—Threshing devices
- A01F12/22—Threshing cylinders with teeth
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/14—Measures for saving energy, e.g. in green houses
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- Threshing Machine Elements (AREA)
Abstract
The invention discloses a variable-rigidity flexible threshing device and a threshing method, which relate to the technical field of agricultural equipment, are arranged on a roller and comprise the following steps: the threshing device comprises an adjusting plate, a threshing element, an adjusting rod, a connecting seat and a rigidity-variable elastic element; the adjusting plate comprises a roller cover plate and a first supporting plate, wherein the roller cover plate is fixedly connected to the outer side wall of the roller, and the first supporting plate is fixedly connected with the roller cover plate; the threshing element penetrates through the roller cover plate and extends into the roller; one end of the threshing element, which is arranged outside the roller, is bent towards the first supporting plate, and threshing teeth are arranged on one side surface of the bent end, which is far away from the first supporting plate; the adjusting rod penetrates through the first supporting plate and is screwed into the threshing element, and a nut is arranged at one end, far away from the threshing element, of the adjusting rod; the connecting seat is fixedly connected to the inner side wall of the roller. The invention can realize the technical effect of variable intensity threshing.
Description
Technical Field
The invention relates to the technical field of agricultural instruments, in particular to a variable-rigidity flexible threshing device and a threshing method.
Background
The threshing machine is harvesting machine, which is a machine capable of separating crop grains from stalks and is mainly used for harvesting grain crops. Threshing is one of the most important links in the crop harvesting process, and the grains of the harvested crops are removed from the ears, and other threshed objects such as short stalks, glumes and sundries are separated from the grains as much as possible.
In the prior art, the cutter for beating particles of the threshing machine cannot be adjusted, so that the threshing machine cannot be used for strong threshing, and the practicability is poor.
Therefore, how to provide a variable-stiffness flexible threshing device and a threshing method for variable-intensity threshing is one of the technical problems to be solved in the field.
Disclosure of Invention
In view of the above, the invention provides a variable-stiffness flexible threshing device and a threshing method. The purpose is to solve the above-mentioned shortcomings.
In order to solve the technical problems, the invention adopts the following technical scheme:
a variable stiffness flexible threshing device, which is arranged on a roller, comprising: the threshing device comprises an adjusting plate, a threshing element, an adjusting rod, a connecting seat and a rigidity-variable elastic element; the adjusting plate comprises a roller cover plate and a first supporting plate, wherein the roller cover plate is fixedly connected to the outer side wall of the roller, and the first supporting plate is fixedly connected with the roller cover plate; the threshing element penetrates through the roller cover plate and extends into the roller; one end of the threshing element, which is arranged outside the roller, is bent towards the first supporting plate, and threshing teeth are arranged on one side surface of the bent end, which is far away from the first supporting plate; the adjusting rod penetrates through the first supporting plate and is screwed into the threshing element, and a nut is arranged at one end, far away from the threshing element, of the adjusting rod so as to adjust the pretightening force of the threshing element (3); the connecting seat is fixedly connected to the inner side wall of the roller; and two ends of the rigidity-variable elastic element are respectively connected with the connecting seat and one end of the threshing element extending into the roller.
Preferably, the connecting seat comprises a fixed connecting plate and a second supporting plate; the fixed connecting plate is fixedly connected to the inner side wall of the roller; the first end of the second supporting plate is fixedly connected with one end, far away from the first supporting plate, of the fixed connecting plate, and the second end of the second supporting plate is connected with one end, far away from the threshing element, of the variable-rigidity elastic element.
Preferably, the waist of the threshing element is provided with a hinging seat; the fixed connecting plate is provided with a pin hole; the bolt passes through the pin hole and is connected with the hinge seat in a rotating way.
Preferably, the ribs of the threshing teeth are parallel to the axis of the drum; or, the convex edges of the threshing teeth are perpendicular to the axis of the roller; or the included angle between the convex edge of the threshing teeth and the axis of the roller is an acute angle.
Preferably, the method further comprises: the fixing bolts sequentially penetrate through the fixed roller cover plate and the roller to extend into the fixed connecting plate, and the fixed roller cover plate, the roller cover plate and the roller are fixedly connected with the fixed connecting plate.
Preferably, the adjusting rod is of a screw structure.
Preferably, the stiffness-variable elastic element is a spring or a compression cylinder.
A threshing method, comprising the steps of:
s1, rotating nuts on an adjusting rod according to the threshing strength required by crops, and adjusting the relative distance between the adjusting rod and a threshing element, so as to adjust the precompression amount of the threshing element on the variable-rigidity elastic element, and meet the threshing strength of different crops;
s2, the drum drives the threshing element to rotate, and the threshing element impacts and kneads crops to separate crop seeds from ears.
Preferably, in step S1, the ribs provided with threshing teeth are parallel to the axis of the drum according to the variety of crops; or, the convex edges of the threshing teeth are perpendicular to the axis of the roller; or the included angle between the convex edge of the threshing teeth and the axis of the roller is an acute angle.
Compared with the prior art, the invention has the following technical effects:
1. rotating a nut on the adjusting rod to adjust the tilting angle of the threshing element, thereby adjusting the threshing strength;
2. the bolt passes through the pin hole and is rotationally connected with the hinging seat, so that the rotation of the adjusting plate is facilitated;
3. the threshing teeth are parallel to the axis of the roller and can be used for threshing flocculent plants such as sorghum;
or, the threshing teeth are perpendicular to the axis of the roller, and can be used for threshing plants such as wheat, red beans, mung beans and the like;
or the included angle between the threshing teeth and the axis of the roller is an acute angle, so that the threshing teeth can be used for threshing the peanut, melon seeds and other plants.
Drawings
FIG. 1 is a schematic structural view of a variable stiffness flexible threshing device of the invention;
FIG. 2 is a schematic view of the installation position of the threshing device on the roller of the invention;
FIG. 3 is a schematic diagram of a dial structure according to embodiment 1 of the present invention;
FIG. 4 is a schematic view of a structure of an adjusting plate according to the present invention;
FIG. 5 is a schematic view of a connector structure according to the present invention;
FIG. 6 is a schematic diagram of a dial structure according to embodiment 2 of the present invention;
FIG. 7 is a schematic diagram of a dial structure according to embodiment 3 of the present invention;
in the figure:
1-a roller;
2-adjusting plates; 21-a roller cover plate; 22-a first support plate;
3-threshing elements; 31-threshing teeth; 32-hinging seats;
4, adjusting a rod;
5-connecting seats; 51-fixing a connecting plate; 52-a second support plate;
6-a variable stiffness elastic element;
7-a bolt;
8-fixing bolts.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1 to 5, there is shown a variable stiffness flexible threshing device, in which a plurality of threshing devices are arranged in a ring array on a drum 1, each threshing device comprising: the threshing device comprises an adjusting plate 2, a threshing element 3, an adjusting rod 4, a connecting seat 5, a variable-rigidity elastic element 6, a bolt 7 and a fixing bolt 8, wherein the adjusting plate 2 comprises a roller cover plate 21 and a first supporting plate 22, the roller cover plate 21 is fixedly connected to the outer side wall of the roller 1, and the first supporting plate 22 is fixedly connected with the roller cover plate 21. The first support plate 22 is preferably integrally formed with the drum cover 21, which is advantageous in improving the stability of the apparatus.
The threshing element 3 passes through the roller cover 21 and extends to the interior of the roller 1; one end of the threshing element 3, which is provided outside the roller 1, is bent towards the first supporting plate 22, and a side surface of the bent end, which is far away from the first supporting plate 22, is provided with a plurality of rows of threshing teeth 31. The adjusting rod 4 is screwed into the threshing element 3 through the first supporting plate 22, and a nut is arranged at one end of the adjusting rod 4 far away from the threshing element 3. The connecting seat 5 is fixedly connected to the inner side wall of the roller 1. Two ends of the rigidity-variable elastic element 6 are respectively connected with the connecting seat 5 and one end of the threshing element 3 extending into the roller 1. The connecting seat 5 comprises a fixed connecting plate 51 and a second supporting plate 52; the fixed connection plate 51 is fixedly connected to the inner side wall of the drum 1; the first end of the second supporting plate 52 is fixedly connected with one end, far away from the first supporting plate 22, of the fixed connecting plate 51, and the second end of the second supporting plate 52 is connected with one end, far away from the threshing element 3, of the variable-rigidity elastic element 6.
The waist of the threshing element 3 is provided with a hinging seat 32; the fixed connection plate 51 is provided with a pin hole; the bolt 7 passes through the pin hole and is rotationally connected with the hinging seat 32, and the convex edges of the multiple rows of threshing teeth 31 are parallel to the axis of the roller 1 and are used for beating the flocculent plants such as sorghum and the like.
The fixing bolts 8 sequentially penetrate through the fixed roller cover plate 21 and the roller 1 and extend into the fixed connecting plate 51 to fixedly connect the fixed roller cover plate 21 and the roller 1.
In this embodiment, the adjusting rod 4 has a screw structure.
In this embodiment, the stiffness varying elastic element 6 is a spring or a compression cylinder.
A threshing method comprising the steps of:
s1, rotating nuts on an adjusting rod 4 according to the threshing strength required by crops, and adjusting the relative distance between the adjusting rod 4 and a threshing element 3, so as to adjust the precompression amount of the threshing element 3 on a variable-rigidity elastic element 6, and meet the threshing strength of different crops;
wherein, the convex edges of the multiple rows of threshing teeth 31 are parallel to the axis of the roller 1 according to different types of crops;
s2, the drum 1 drives the threshing element 3 to rotate, and the threshing element 3 impacts and kneads crops to separate crop seeds from ears.
Example 2
Referring to fig. 6, on the basis of example 1, a plurality of rows of threshing teeth 31 are perpendicular to the axis of the drum 1 for working with plants such as wheat, mung bean, red bean, etc.
Example 3
Referring to fig. 7, on the basis of example 1, the included angle between the multiple rows of threshing teeth 31 and the axis of the drum 1 is an acute angle, and is used for working plants such as peanuts, melon seeds and the like.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present invention still fall within the scope of the technical solutions of the present invention.
Claims (8)
1. A variable-stiffness flexible threshing device arranged on a roller (1), which is characterized by comprising: the threshing device comprises an adjusting plate (2), a threshing element (3), an adjusting rod (4), a connecting seat (5) and a rigidity-variable elastic element (6);
the adjusting plate (2) comprises a roller cover plate (21) and a first supporting plate (22), the roller cover plate (21) is fixedly connected to the outer side wall of the roller (1), and the first supporting plate (22) is fixedly connected with the roller cover plate (21);
the threshing element (3) passes through the roller cover plate (21) and extends to the interior of the roller (1); one end, outside the roller (1), of the threshing element (3) is bent towards the first supporting plate (22), and threshing teeth (31) are arranged on one side surface, far away from the first supporting plate (22), of the bent end;
the adjusting rod (4) passes through the first supporting plate (22) and is screwed into the threshing element (3), and a nut is arranged at one end, far away from the threshing element (3), of the adjusting rod (4) so as to adjust the pretightening force of the threshing element (3);
the connecting seat (5) is fixedly connected to the inner side wall of the roller (1);
two ends of the rigidity-variable elastic element (6) are respectively connected with the connecting seat (5) and one end of the threshing element (3) extending into the roller (1);
the connecting seat (5) comprises a fixed connecting plate (51) and a second supporting plate (52);
the fixed connecting plate (51) is fixedly connected to the inner side wall of the roller (1);
the first end of the second supporting plate (52) is fixedly connected with one end, far away from the first supporting plate (22), of the fixed connecting plate (51), and the second end of the second supporting plate (52) is connected with one end, far away from the threshing element (3), of the variable-rigidity elastic element (6).
2. A variable stiffness flexible threshing device as claimed in claim 1, characterized in that the waist of the threshing element (3) is provided with a hinging seat (32); the fixed connecting plate (51) is provided with a pin hole; the bolt (7) passes through the pin hole and is rotationally connected with the hinging seat (32).
3. A variable stiffness flexible threshing device as claimed in claim 1, wherein,
the convex edges of the threshing teeth (31) are parallel to the axis of the roller (1);
or, the convex edges of the threshing teeth (31) are perpendicular to the axis of the roller (1);
or the included angle between the convex edge of the threshing teeth (31) and the axis of the roller (1) is an acute angle.
4. A variable stiffness flexible threshing device as recited in claim 1, further comprising: the fixing bolt (8), the fixing bolt (8) passes through the fixed roller cover plate (21) and the roller (1) in turn stretches into the fixed connecting plate (51) to fixedly connect the three.
5. A variable stiffness flexible threshing device as claimed in claim 1, characterized in that the adjusting rod (4) is of a screw structure.
6. A variable stiffness flexible threshing device according to claim 1, characterized in that the variable stiffness elastic element (6) is a spring or a compression cylinder.
7. A threshing method, characterized in that the variable stiffness flexible threshing device of any one of claims 1-6 is adopted, comprising the following steps:
s1, rotating nuts on an adjusting rod (4) according to the threshing strength required by crops, and adjusting the relative distance between the adjusting rod (4) and a threshing element (3), so as to adjust the precompression amount of the threshing element (3) on a variable-rigidity elastic element (6) and meet the threshing strength of different crops;
s2, the drum (1) drives the threshing element (3) to rotate, and the threshing element (3) impacts and kneads crops to separate crop seeds from ears.
8. A threshing method according to claim 7, characterized in that in step S1, the ribs of the threshing teeth (31) are arranged parallel to the axis of the drum (1) according to the kind of crop;
or, the convex edges of the threshing teeth (31) are perpendicular to the axis of the roller (1);
or the included angle between the convex edge of the threshing teeth (31) and the axis of the roller (1) is an acute angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210734602.4A CN115136796B (en) | 2022-06-27 | 2022-06-27 | Variable-rigidity flexible threshing device and threshing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210734602.4A CN115136796B (en) | 2022-06-27 | 2022-06-27 | Variable-rigidity flexible threshing device and threshing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115136796A CN115136796A (en) | 2022-10-04 |
| CN115136796B true CN115136796B (en) | 2023-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210734602.4A Active CN115136796B (en) | 2022-06-27 | 2022-06-27 | Variable-rigidity flexible threshing device and threshing method |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA349609A (en) * | 1935-04-16 | B. Welty Albert | Harvester thresher | |
| AU6132780A (en) * | 1979-08-13 | 1981-02-19 | Versatile Corp. | Combine harvester |
| SU1149894A1 (en) * | 1983-07-27 | 1985-04-15 | Красноярский сельскохозяйственный институт | Thrashing apparatus concave |
| RU2243645C1 (en) * | 2003-08-18 | 2005-01-10 | Адьяев Санал Борисович | Threshing and separating apparatus |
| CN101091431A (en) * | 2006-03-17 | 2007-12-26 | 江苏大学 | Axial flow threshing separation facility in tangential feeding type |
| CN107852967A (en) * | 2017-11-27 | 2018-03-30 | 江苏大学 | One kind is used for high-moisture percentage corn Bionic flexible sheller unit |
| CN111567229A (en) * | 2020-06-17 | 2020-08-25 | 山东理工大学 | Flexible threshing cylinder |
| CN113115642A (en) * | 2021-03-16 | 2021-07-16 | 农业农村部南京农业机械化研究所 | High-efficient shredded corn core thresher |
| CN215530092U (en) * | 2021-09-03 | 2022-01-18 | 山东省烟台市农业科学研究院 | Flexible wheat threshing device |
-
2022
- 2022-06-27 CN CN202210734602.4A patent/CN115136796B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA349609A (en) * | 1935-04-16 | B. Welty Albert | Harvester thresher | |
| AU6132780A (en) * | 1979-08-13 | 1981-02-19 | Versatile Corp. | Combine harvester |
| SU1149894A1 (en) * | 1983-07-27 | 1985-04-15 | Красноярский сельскохозяйственный институт | Thrashing apparatus concave |
| RU2243645C1 (en) * | 2003-08-18 | 2005-01-10 | Адьяев Санал Борисович | Threshing and separating apparatus |
| CN101091431A (en) * | 2006-03-17 | 2007-12-26 | 江苏大学 | Axial flow threshing separation facility in tangential feeding type |
| CN107852967A (en) * | 2017-11-27 | 2018-03-30 | 江苏大学 | One kind is used for high-moisture percentage corn Bionic flexible sheller unit |
| CN111567229A (en) * | 2020-06-17 | 2020-08-25 | 山东理工大学 | Flexible threshing cylinder |
| CN113115642A (en) * | 2021-03-16 | 2021-07-16 | 农业农村部南京农业机械化研究所 | High-efficient shredded corn core thresher |
| CN215530092U (en) * | 2021-09-03 | 2022-01-18 | 山东省烟台市农业科学研究院 | Flexible wheat threshing device |
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| CN115136796A (en) | 2022-10-04 |
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