CN216254069U - Longitudinal axial flow spiral threshing cylinder of harvester - Google Patents
Longitudinal axial flow spiral threshing cylinder of harvester Download PDFInfo
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- CN216254069U CN216254069U CN202123125130.2U CN202123125130U CN216254069U CN 216254069 U CN216254069 U CN 216254069U CN 202123125130 U CN202123125130 U CN 202123125130U CN 216254069 U CN216254069 U CN 216254069U
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- threshing cylinder
- splicing
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Abstract
The utility model discloses a longitudinal axial flow spiral threshing cylinder of a harvester, which comprises an installation center shaft, wherein two ends of the outer side of the installation center shaft are respectively provided with a fixed circular plate, the outer side of the installation center shaft, which corresponds to the position of the edge part between the two fixed circular plates, is fixedly connected with an installation outer shaft through a bolt, the outer side of the installation outer shaft is uniformly and fixedly connected with a splicing short pipe, and the inner side of the splicing short pipe is connected with a fixed screw through a thread, thereby effectively expanding the function of the threshing cylinder.
Description
Technical Field
The utility model relates to the technical field of harvesters, in particular to a longitudinal axial flow spiral threshing cylinder of a harvester.
Background
The harvester is an integrated machine for harvesting crops, finishes harvesting and threshing at one time, concentrates grains into a storage bin, conveys grains to a transport vehicle through a conveying belt, can also use manual harvesting, lays straws of crops such as rice, wheat and the like in the field, and then picks up and threshes the straws by using a grain harvesting machine to harvest grain crop particles such as rice, wheat and the like and the straws, wherein a threshing roller is used as an important component of the harvester;
however, the conventional threshing cylinder is integrally manufactured by adopting a welding process, so that when a single gear tooth on the threshing cylinder is damaged, the whole threshing cylinder needs to be detached for maintenance, the maintenance efficiency of the threshing cylinder is reduced, and the petroleum convenience of the threshing cylinder is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a longitudinal axial flow spiral threshing cylinder of a harvester, which can effectively solve the problems that when a single gear tooth on the threshing cylinder is damaged, the whole threshing cylinder needs to be detached for maintenance, so that the maintenance efficiency of the threshing cylinder is reduced, and the petroleum convenience of the threshing cylinder is reduced due to the fact that the threshing cylinder provided by the background technology is integrally manufactured by adopting a welding process.
In order to achieve the purpose, the utility model provides the following technical scheme: a longitudinal axial flow spiral threshing cylinder of a harvester comprises an installation center shaft, wherein both ends of the outer side of the installation center shaft are provided with fixed circular plates, and the outer side of the installation center shaft is provided with a portable splicing mechanism;
the portable splicing mechanism comprises an installation outer shaft, a splicing short pipe, a fixed screw, a hexagonal driving block and driving teeth;
the installation axis outside corresponds limit portion position department between two fixed plectanes and passes through outer axle of bolt fixedly connected with installation, the even fixedly connected with concatenation nozzle stub in the outer axle outside of installation, there is fixing screw in the inboard threaded connection of concatenation nozzle stub, fixing screw top fixedly connected with hexagonal drive block, hexagonal drive block top drives the tooth through connecting axle fixedly connected with.
Preferably, the whole splicing short pipe is spirally distributed along the outer side of the mounting middle shaft, the bottom end of the hexagonal driving block is tightly attached to the end part of the splicing short pipe, and the shape of the driving teeth can be changed according to the use condition.
Preferably, an auxiliary supporting mechanism is arranged on the outer side of the mounting middle shaft;
the auxiliary supporting mechanism comprises an isolation limiting pipe, a mounting ring, a supporting chuck and a positioning groove;
the installation axis outside evenly slides and has cup jointed and keep apart spacing pipe, adjacent two keep apart and be provided with the installation ring between the spacing pipe, installation ring outside middle part fixedly connected with supports the chuck, support chuck side limit portion and evenly seted up positioning groove along the circumferencial direction.
Preferably, the installation ring is closely attached to the outer side of the installation center shaft in a sliding manner, the two sides of the installation ring are closely attached to the end parts of the isolation limiting pipes respectively, and the inner side of the positioning groove is closely attached to the outer side of the installation outer shaft.
Preferably, a protective transportation mechanism is arranged on the side surface of the fixed circular plate;
the protective transportation mechanism comprises a connecting fixture block, a connecting hole, a splicing pipe, a limiting bolt and a protective ring;
two the equal even fixedly connected with of fixed plectane one side circumferencial direction connects the fixture block, connect fixture block one side middle part and seted up the connecting hole, it has the splicing pipe to connect fixture block outside joint, there is spacing bolt splicing pipe end portion corresponds connecting hole inboard position department through threaded connection, guard ring inboard and splicing pipe outside tip position department fixed connection.
Preferably, the inner side of the splicing pipe is tightly attached to the outer side of the connecting clamping block, and the size of the outer ring of the protection ring is larger than that of the outer ring of the driving tooth.
Compared with the prior art, the utility model has the beneficial effects that: the utility model has scientific and reasonable structure and safe and convenient use:
1. the portable splicing mechanism is arranged, the splicing short pipes and the components connected with the splicing short pipes are installed on the outer side of the installation center shaft through the installation outer shaft, when driving teeth of the threshing cylinder are damaged in the using process, the hexagonal driving block is pulled through the wrench to enable the fixing screw rods and the splicing short pipes to be separated from each other, the damaged driving teeth are detached, then the new driving teeth are fixed to the outer side of the installation outer shaft through the matching of the splicing short pipes and the fixing screw rods, the maintenance of the threshing cylinder is further completed, the maintenance process of the threshing cylinder is optimized, the maintenance efficiency of the threshing cylinder is effectively improved, the petroleum convenience of the threshing cylinder is improved, the functions of the threshing cylinder can be changed through the driving teeth with different shapes, and the functions of the threshing cylinder are effectively expanded.
2. The auxiliary supporting mechanism is arranged, the installation ring is isolated and limited by isolating the limiting pipe, so that the supporting chuck outside the installation ring can be fixed to the outer side of the installation shaft at equal intervals, and is clamped with the outer shaft outer side of the installation through the positioning groove, the circumferential direction of the supporting chuck is limited, the supporting chuck is used for assisting the installation of the outer shaft, the overall mechanism strength of the threshing cylinder is effectively improved, and the service life of the threshing cylinder is prolonged.
3. The protection conveying mechanism is arranged, an additional mounting point is arranged outside the fixed circular plate through the connecting clamping block, the splicing pipe is fixed to the outer side of the connecting clamping block through the connecting hole and the limiting bolt, the protective ring is fixed to the outer side of the threshing cylinder, auxiliary support is carried out on the two ends of the threshing cylinder through the protective ring, auxiliary transportation is carried out on the threshing cylinder through the protective ring in the transportation process of the threshing cylinder, and therefore transportation convenience of the threshing cylinder is effectively improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the portable splicing mechanism of the present invention;
FIG. 3 is a schematic structural view of the auxiliary support mechanism of the present invention;
FIG. 4 is a schematic structural view of the guarded transport mechanism of the utility model;
reference numbers in the figures: 1. mounting a middle shaft; 2. fixing the circular plate;
3. a portable splicing mechanism; 301. installing an outer shaft; 302. splicing short pipes; 303. fixing the screw rod; 304. a hexagonal driving block; 305. a drive tooth;
4. an auxiliary support mechanism; 401. isolating the limiting pipe; 402. installing a circular ring; 403. a support chuck; 404. a positioning groove;
5. a protective conveyance mechanism; 501. connecting a clamping block; 502. connecting holes; 503. splicing the tubes; 504. a limit bolt; 505. a guard ring.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1-4, the utility model provides a technical scheme that a longitudinal axial flow spiral threshing cylinder of a harvester comprises a mounting center shaft 1, wherein both ends of the outer side of the mounting center shaft 1 are provided with fixed circular plates 2, and the outer side of the mounting center shaft 1 is provided with a portable splicing mechanism 3;
the portable splicing mechanism 3 comprises an installation outer shaft 301, a splicing short pipe 302, a fixed screw 303, a hexagonal driving block 304 and a driving tooth 305;
the outer side of the installation center shaft 1 is fixedly connected with an installation outer shaft 301 corresponding to the position of the edge between two fixed circular plates 2 through bolts, the outer side of the installation outer shaft 301 is uniformly and fixedly connected with a splicing short pipe 302, the inner side of the splicing short pipe 302 is connected with a fixed screw 303 through threads, the top end of the fixed screw 303 is fixedly connected with a hexagonal driving block 304, the top end of the hexagonal driving block 304 is fixedly connected with a driving tooth 305 through a connecting shaft, the whole splicing short pipe 302 is spirally distributed along the outer side of the installation center shaft 1, the bottom end of the hexagonal driving block 304 is tightly attached to the end part of the splicing short pipe 302, the shape of the driving tooth 305 can be changed according to the use condition, the splicing short pipe 302 and all components connected with the splicing short pipe are installed on the outer side of the installation center shaft 1 through the installation outer shaft 301, when the driving tooth 305 is damaged in the use process of the threshing cylinder, the hexagonal driving block 304 is pulled through a spanner to enable the fixed screw 303 and the splicing short pipe 302 to be separated from each other, the damaged driving teeth 305 are detached, and then new driving teeth 305 are fixed to the outer side of the outer shaft 301 through the matching of the splicing short pipe 302 and the fixing screw 303, so that the maintenance of the threshing cylinder is completed, the maintenance process of the threshing cylinder is optimized, the maintenance efficiency of the threshing cylinder is effectively improved, the petroleum convenience of the threshing cylinder is improved, and meanwhile, the functions of the threshing cylinder can be changed by replacing the driving teeth 305 with different shapes, so that the functions of the threshing cylinder are effectively expanded;
an auxiliary supporting mechanism 4 is arranged on the outer side of the mounting middle shaft 1;
the auxiliary supporting mechanism 4 comprises an isolation limiting pipe 401, a mounting ring 402, a supporting chuck 403 and a positioning groove 404;
the outer side of the installation center shaft 1 is evenly sleeved with isolation limiting pipes 401 in a sliding manner, an installation ring 402 is arranged between two adjacent isolation limiting pipes 401, the middle part of the outer side of the installation ring 402 is fixedly connected with a support chuck 403, the side edge part of the side surface of the support chuck 403 is evenly provided with a positioning groove 404 along the circumferential direction, the inner side of the installation ring 402 is tightly attached to the outer side of the installation center shaft 1 in a sliding manner, two sides of the installation ring 402 are respectively tightly attached to the end parts of the isolation limiting pipes 401, the inner side of the positioning groove 404 is tightly attached to the outer side of the installation outer shaft 301, the installation ring 402 is isolated and limited through the isolation limiting pipes 401, so that the support chucks 403 on the outer side of the installation ring 402 can be equidistantly fixed to the outer side of the installation center shaft 1 and are clamped with the outer side of the installation outer shaft 301 through the positioning grooves 404, thereby realizing the limitation of the circumferential direction of the support chucks 403, and assisting in supporting the installation outer shaft 301 through the support chucks 403, thereby effectively improving the strength of the whole mechanism of the threshing cylinder and further prolonging the service life of the threshing cylinder;
the side surface of the fixed circular plate 2 is provided with a protective transportation mechanism 5;
the protection transportation mechanism 5 comprises a connecting fixture block 501, a connecting hole 502, a splicing pipe 503, a limiting bolt 504 and a protection ring 505;
the connecting clamping blocks 501 are uniformly and fixedly connected in the circumferential direction of one side of each of the two fixed circular plates 2, the middle part of one side of each connecting clamping block 501 is provided with a connecting hole 502, the outer side of each connecting clamping block 501 is clamped with a splicing pipe 503, the end part of each splicing pipe 503 is connected with a limiting bolt 504 through a thread at the position corresponding to the inner side of the corresponding connecting hole 502, the inner side of each protecting ring 505 is fixedly connected with the end part of the outer side of each splicing pipe 503, the inner side of each splicing pipe 503 is tightly attached to the outer side of each connecting clamping block 501, the outer ring size of each protecting ring 505 is larger than that of each driving tooth 305, the outer side of each fixed circular plate 2 is provided with an additional mounting point through each connecting clamping block 501, the splicing pipes 503 are fixed to the outer side of each connecting clamping block 501 through the connecting holes 502 and the limiting bolts 504, the protecting rings 505 are fixed to the outer side of the threshing cylinder, the two ends of the threshing cylinder are supported through the protecting rings 505, and the threshing cylinder is transported in an auxiliary way during the transportation process, thereby effectively improving the transportation convenience of the threshing cylinder.
The working principle and the using process of the utility model are as follows: in the practical application process of the utility model, in the use process of the threshing cylinder, the splicing short pipe 302 and all components connected with the splicing short pipe are arranged on the outer side of the mounting middle shaft 1 through the mounting outer shaft 301, when the driving teeth 305 are damaged in the use process of the threshing cylinder, the hexagonal driving block 304 is pulled by a wrench to separate the fixed screw 303 and the splicing short pipe 302 from each other, the damaged driving teeth 305 are detached, a new drive tooth 305 is then secured to the outside of the mounting outer shaft 301 by the mating of the splice spool 302 and the set screw 303, thereby completing the maintenance of the threshing cylinder, optimizing the maintenance process of the threshing cylinder, effectively improving the maintenance efficiency of the threshing cylinder, improving the petroleum convenience of the threshing cylinder, meanwhile, the function of the threshing cylinder can be changed by replacing the driving teeth 305 with different shapes, so that the function of the threshing cylinder is effectively expanded;
the structural strength of the threshing cylinder needs to be enhanced in the running process of the threshing cylinder, the mounting circular ring 402 is isolated and limited through the isolation limiting pipe 401, so that the supporting chucks 403 on the outer side of the mounting circular ring 402 can be equidistantly fixed to the outer side of the mounting central shaft 1 and are clamped with the outer side of the mounting outer shaft 301 through the positioning groove 404, the limiting in the circumferential direction of the supporting chucks 403 is realized, the mounting outer shaft 301 is supported in an auxiliary mode through the supporting chucks 403, the overall mechanism strength of the threshing cylinder is effectively improved, and the service life of the threshing cylinder is prolonged;
when needs transport threshing cylinder, set up extra mounting point in fixed plectane 2 outside through connecting fixture block 501, will piece together the outside that takes over 503 and fix and connect fixture block 501 through connecting hole 502 and spacing bolt 504, and then fix threshing cylinder's the outside with guard ring 505, carry out the auxiliary stay through guard ring 505 to threshing cylinder's both ends, and then carry out the auxiliary transportation through guard ring 505 to threshing cylinder in threshing cylinder's transportation, and then the effectual transportation convenience that improves threshing cylinder.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A longitudinal axial flow spiral threshing cylinder of a harvester comprises a mounting middle shaft (1), and is characterized in that: both ends of the outer side of the mounting middle shaft (1) are provided with fixed circular plates (2), and the outer side of the mounting middle shaft (1) is provided with a portable splicing mechanism (3);
the portable splicing mechanism (3) comprises an installation outer shaft (301), a splicing short pipe (302), a fixed screw (303), a hexagonal driving block (304) and a driving tooth (305);
the installation axis (1) outside corresponds limit portion position department between two fixed plectanes (2) and installs outer axle (301) through bolt fixedly connected with, the even fixedly connected with concatenation nozzle stub (302) in installation outer axle (301) outside, there is set screw (303) splicing nozzle stub (302) inboard through threaded connection, set screw (303) top fixedly connected with hexagonal drive block (304), connecting axle fixedly connected with drives tooth (305) is passed through on hexagonal drive block (304) top.
2. The longitudinal axial flow spiral threshing cylinder of the harvester according to claim 1, characterized in that the whole splicing short pipe (302) is spirally distributed along the outer side of the mounting central shaft (1), the bottom end of the hexagonal driving block (304) is tightly attached to the end of the splicing short pipe (302), and the shape of the driving teeth (305) can be changed according to the use condition.
3. The longitudinal axial flow helical threshing cylinder of a harvester according to claim 1, characterized in that an auxiliary supporting mechanism (4) is arranged outside the mounting central shaft (1);
the auxiliary supporting mechanism (4) comprises an isolation limiting pipe (401), a mounting ring (402), a supporting chuck (403) and a positioning groove (404);
the installation axis (1) outside is evenly slided and is cup jointed and kept apart spacing pipe (401), and adjacent two keep apart and be provided with between the spacing pipe (401) installation ring (402), installation ring (402) outside middle part fixedly connected with supports chuck (403), support chuck (403) side limit portion has evenly seted up positioning groove (404) along the circumferencial direction.
4. The longitudinal axial flow spiral threshing cylinder of a harvester according to claim 3, characterized in that the inner side of the mounting ring (402) is tightly and slidably attached to the outer side of the mounting center shaft (1), the two sides of the mounting ring (402) are respectively tightly attached to the ends of the isolation limiting pipes (401), and the inner side of the positioning groove (404) is tightly attached to the outer side of the mounting outer shaft (301).
5. The longitudinal axial flow helical threshing cylinder of a harvester according to claim 1, characterized in that the fixed round plate (2) is provided with a protective transportation mechanism (5) on the side;
the protective transportation mechanism (5) comprises a connecting clamping block (501), a connecting hole (502), a splicing pipe (503), a limiting bolt (504) and a protective ring (505);
two equal fixedly connected with in fixed plectane (2) one side circumferencial direction connects fixture block (501), connecting hole (502) have been seted up at connection fixture block (501) one side middle part, it has splicing pipe (503) to connect fixture block (501) outside joint, there is spacing bolt (504) splicing pipe (503) tip correspondence connecting hole (502) inboard position department through threaded connection, guard ring (505) inboard and splicing pipe (503) outside end position department fixed connection.
6. The longitudinal axial flow helical threshing cylinder of a harvester according to claim 5, characterized in that the inner side of the splicing pipe (503) is tightly attached to the outer side of the connecting block (501), and the size of the outer ring of the protective ring (505) is larger than that of the driving teeth (305).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123125130.2U CN216254069U (en) | 2021-12-14 | 2021-12-14 | Longitudinal axial flow spiral threshing cylinder of harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123125130.2U CN216254069U (en) | 2021-12-14 | 2021-12-14 | Longitudinal axial flow spiral threshing cylinder of harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216254069U true CN216254069U (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123125130.2U Active CN216254069U (en) | 2021-12-14 | 2021-12-14 | Longitudinal axial flow spiral threshing cylinder of harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216254069U (en) |
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2021
- 2021-12-14 CN CN202123125130.2U patent/CN216254069U/en active Active
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