CN215602018U - Threshing cylinder structure of longitudinal axial flow grain combine harvester - Google Patents
Threshing cylinder structure of longitudinal axial flow grain combine harvester Download PDFInfo
- Publication number
- CN215602018U CN215602018U CN202122031085.8U CN202122031085U CN215602018U CN 215602018 U CN215602018 U CN 215602018U CN 202122031085 U CN202122031085 U CN 202122031085U CN 215602018 U CN215602018 U CN 215602018U
- Authority
- CN
- China
- Prior art keywords
- threshing
- cylinder
- cylinder body
- combine harvester
- separating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Threshing Machine Elements (AREA)
Abstract
The utility model discloses a threshing cylinder structure of a longitudinal axial flow grain combine harvester, which comprises a cylinder body and a separating component arranged on the surface of the cylinder body, wherein the cylinder body is a cylindrical open cylinder, a cylinder shaft penetrates through the axial position of the cylinder body, and the left end of the cylinder body is provided with a feeding component for conveying materials into the separating component; the separating assembly includes the threshing area who is close to the feed subassembly and the adjacent separating area who sets up with it, and this application designs to the drawback of current device, sets up the sword tooth that breaks away from according to the helix distributes on threshing cylinder surface, and it compares the cylinder structure of the same kind, has threshing performance reinforce, and threshing performance is high, and separation quality is good, and the percentage of damage is low, and the cleaning space is big, cleans the characteristics that the loss rate is little.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery, in particular to a threshing cylinder structure of a longitudinal axial flow grain combine harvester.
Background
The threshing cylinder device is the core part of the grain combine harvester, and largely determines the threshing and harvesting quality and the production rate of the machine. At present, a self-propelled grain combine harvester in the inland market gradually develops from a tangential flow and transverse axial flow structure to a longitudinal axial flow threshing structure, and threshing in a longitudinal axial flow mode.
When the combine harvester works, crops are cut by the cutter, conveyed to the gap bridge through the header feeding auger and then enter the roller feeding head, pushed to the axial flow threshing chamber by the helical blade on the feeding head, spirally move along with the rotation of the roller along the inner cambered surface of a cylinder formed by the concave plate and the concave plate cover, and pass through the threshing device along the axial direction of the roller. In the threshing and separating area of the longitudinal axial flow roller, materials are mutually extruded and kneaded to complete threshing and separating due to the impact and combing of the threshing elements, the separating structure on the surface of the threshing cylinder in the existing separating structure is disordered and has poor separating effect, and therefore, the threshing roller structure of the longitudinal axial flow grain combine harvester is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a threshing cylinder structure of a longitudinal axial flow grain combine harvester, which solves the problems in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme:
a threshing cylinder structure of a longitudinal axial flow grain combine harvester comprises a cylinder body and a separation component arranged on the surface of the cylinder body, wherein the cylinder body is a cylindrical open cylinder, a cylinder shaft penetrates through the axis position of the cylinder body, and a feeding component used for conveying materials into the separation component is arranged at the left end of the cylinder body;
the separating component comprises a threshing area close to the feeding component and a separating area arranged adjacent to the threshing area;
the threshing area comprises a plurality of cutter teeth which are distributed on the surface of the cylinder body of the roller and used for threshing, the cutter teeth are arranged on the roller according to a spiral line, and nine rows are divided into three groups;
the separation area comprises a plurality of separation plates distributed on the outer side of the drum body in an array mode, and the separation plates are arranged in gaps among the cutter teeth.
As a further scheme of the utility model: the bottom of the knife tooth is fixed on the surface of the drum body of the drum through a tooth bar seat.
As a further scheme of the utility model: the diameter of the circle where the top of the cutter tooth is located is 720 mm.
As a further scheme of the utility model: the number of the separation plates is preferably three.
As a further scheme of the utility model: the diameter of the circle on which the top of the separation plate is located is 710 mm.
As a further scheme of the utility model: the feeding assembly comprises a feeding blade 1 arranged at the end part of the cylinder body 4 of the roller, and the feeding blade 1 is symmetrically arranged by two conical blades.
As a further scheme of the utility model: the maximum diameter of the conical vane is 823 mm.
As a still further scheme of the utility model: the angle between the axis line of the roller body and the horizontal rack is 11 +/-1 degrees when the roller body is installed.
Compared with the prior art, the utility model has the beneficial effects that: this application designs to the drawback of current device, sets up the sword tooth that breaks away from according to the helix distributes on threshing cylinder surface, and it compares the cylinder structure of the same kind, and it is strong to have the ability of threshing, and it is high to take off the net rate, and separation quality is good, and the percentage of damage is low, and it is big to clean the space, cleans the characteristics that the loss rate is little.
Drawings
Fig. 1 is a schematic structural view of the present invention in actual installation.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a left side view of the structure of the present invention.
FIG. 4 is a schematic view of the distribution structure of the cutter teeth of the present invention.
Wherein: 1. feeding blade 2, cutter tooth 3, roller shaft 4, roller body 5 and separating plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, in an embodiment of the present invention, a threshing cylinder structure of a longitudinal axial flow grain combine harvester includes a cylinder body 4 and a separating assembly disposed on a surface of the cylinder body, where the cylinder body 4 is a cylindrical open cylinder, a cylinder shaft 3 penetrates through an axial position of the cylinder body 4, and a feeding assembly for conveying materials into the separating assembly is disposed at a left end of the cylinder body 4;
the separating component comprises a threshing area close to the feeding component and a separating area arranged adjacent to the threshing area;
the threshing area comprises a plurality of cutter teeth 2 which are distributed on the surface of a cylinder body of the roller and used for threshing, the diameter of a circle where the tops of the cutter teeth 2 are located is 720mm, the cutter teeth 2 are arranged on the roller according to a spiral line, nine rows are divided into three groups, the bottoms of the cutter teeth 2 are fixed on the surface of the cylinder body 4 of the roller through a tooth bar seat, except that two adjacent teeth on the same tooth bar seat have a proper distance, the cutter teeth on different tooth seats are arranged in a staggered mode, and the structure is shown in figure 4;
the separation area comprises a plurality of separation plates 5 distributed on the outer side of the roller body 4 in an array mode, the separation plates 5 are arranged in gaps among the cutter teeth 2, the number of the separation plates 5 is preferably three, and the diameter of a circle where the top of each separation plate 5 is located is 710 mm;
the feeding assembly comprises a feeding blade 1 arranged at the end part of the cylinder body 4 of the roller, the maximum diameter of the feeding blade 1 is 823mm, and when the cylinder body 4 of the roller rotates rapidly, the feeding blade 1 also rotates at a high speed, so that materials are pushed to enter the separation assembly to complete separation;
the angle of 4 axial leads of this structure cylinder barrel and horizontal frame is 11 +/-1, and present domestic and abroad indulges axial compressor grain harvester cylinder angle and all is no longer than 10, and this utility model discloses the cylinder angle is raised to the structure, makes the cleaning space bigger, and the material obtains better cleaning effect in great cleaning room, reduces crop seed grain loss rate.
The working principle of the utility model is as follows: the longitudinal axial flow roller of the structure is divided into a feeding section, a threshing section and a separating section, the roller body is a cylindrical open roller, the length of the cylindrical open roller is 2000mm, the feeding section plays a role in feeding and guiding, two conical blades are symmetrically arranged, and the maximum diameter of the feeding section is 823 mm; the threshing elements are mainly knife teeth which are spirally arranged on the cylinder body, the diameter of the top end of the knife teeth of the threshing section is 720mm, the separating section is mainly formed by mixing and arranging the knife teeth and the separating plates, the separating plates are uniformly arranged in three rows, and the diameter of the separating plates is 710mm compared with the diameter of the top end of the knife teeth.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof.
Claims (8)
1. A threshing cylinder structure of a longitudinal axial flow grain combine harvester is characterized by comprising a cylinder body (4) and a separating component arranged on the surface of the cylinder body, wherein the cylinder body (4) is a cylindrical open cylinder, a cylinder shaft (3) penetrates through the axial position of the cylinder body (4), and the left end of the cylinder body (4) is provided with a feeding component used for conveying materials into the separating component;
the separating component comprises a threshing area close to the feeding component and a separating area arranged adjacent to the threshing area;
the threshing area comprises a plurality of cutter teeth (2) which are distributed on the surface of the cylinder body of the cylinder and used for threshing, the cutter teeth (2) are arranged on the cylinder according to a spiral line, and nine rows are divided into three groups;
the separating area comprises a plurality of separating plates (5) which are distributed outside the roller body (4) in an array mode, and the separating plates (5) are arranged in gaps among the cutter teeth (2).
2. The threshing cylinder structure of a longitudinal axial flow grain combine harvester according to claim 1, characterized in that the bottom of the cutter teeth (2) is fixed on the surface of the cylinder body (4) through a tooth bar seat.
3. The threshing cylinder structure of a vertical axis flow grain combine harvester according to claim 2, wherein the diameter of the circle on which the tops of the cutter teeth (2) are located is 720 m.
4. The threshing cylinder structure of a longitudinal axial flow grain combine harvester according to claim 1, characterized in that the number of the separation plates (5) is three.
5. The threshing cylinder structure of a longitudinal axial flow grain combine harvester according to claim 4, wherein the diameter of the circle on which the top of the separation plate (5) is located is 710 mm.
6. The threshing cylinder structure of a longitudinal axial flow grain combine harvester according to claim 1, characterized in that the feeding assembly comprises a feeding blade (1) arranged at the end of the cylinder body (4), and the feeding blade (1) is formed by two conical blades which are symmetrically arranged.
7. The threshing cylinder structure of a longitudinal axis flow grain combine harvester according to claim 6, wherein the maximum diameter of the conical blades is 823 mm.
8. The threshing cylinder structure of a vertical axis flow grain combine harvester according to claim 6, characterized in that the angle between the axis of the cylinder body (4) and the horizontal frame is 11 ± 1 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122031085.8U CN215602018U (en) | 2021-08-26 | 2021-08-26 | Threshing cylinder structure of longitudinal axial flow grain combine harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122031085.8U CN215602018U (en) | 2021-08-26 | 2021-08-26 | Threshing cylinder structure of longitudinal axial flow grain combine harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215602018U true CN215602018U (en) | 2022-01-25 |
Family
ID=79902718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122031085.8U Active CN215602018U (en) | 2021-08-26 | 2021-08-26 | Threshing cylinder structure of longitudinal axial flow grain combine harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215602018U (en) |
-
2021
- 2021-08-26 CN CN202122031085.8U patent/CN215602018U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102077744B (en) | Threshing device and combine harvester having the same | |
| US12010949B2 (en) | Stalk roll | |
| EP2332402B1 (en) | Helical bar concave and method of manufacturing. | |
| US4362168A (en) | Separator for an axial flow rotary combine | |
| US7621113B2 (en) | Auger with tapered flighting | |
| CN101953257A (en) | Threshing separation cylinder, threshing separation device and combine harvester | |
| CN107371642B (en) | Threshing and cleaning device and millet combine harvester using same | |
| CN107371572B (en) | Millet combine harvester | |
| CN107371643B (en) | Millet results threshing cylinder | |
| CN110679299B (en) | Drum-shaped toothed bar threshing cylinder | |
| CN113575140A (en) | Threshing cylinder structure of longitudinal axial flow grain combine harvester | |
| EP2481277B1 (en) | Thresher system of a combined harvester | |
| US8829389B2 (en) | Helical bar concave | |
| CN215602018U (en) | Threshing cylinder structure of longitudinal axial flow grain combine harvester | |
| CN110741814A (en) | Combined longitudinal axial flow threshing and separating device and method and corn kernel harvester | |
| US4164947A (en) | Rotor for an axial flow rotary separator | |
| CN213368769U (en) | Combined longitudinal axial flow roller of grain harvester | |
| CN110073821B (en) | Cutting-threshing combined type longitudinal axial flow threshing and separating device | |
| CN107396700B (en) | Threshing device of millet combine harvester | |
| CN114631432A (en) | Full-wrap-angle threshing and separating device and threshing method | |
| CN113287426A (en) | Combined threshing and separating device and harvester | |
| CN218680194U (en) | Threshing cylinder and grain combine | |
| CN210519464U (en) | Transverse and longitudinal combined threshing and separating device and combine harvester | |
| CN104919970A (en) | Grain combine harvester | |
| CN211210593U (en) | Drum-shaped toothed bar threshing cylinder for grain combine harvester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |