CN220211091U - Threshing cylinder of harvester - Google Patents
Threshing cylinder of harvester Download PDFInfo
- Publication number
- CN220211091U CN220211091U CN202321843728.1U CN202321843728U CN220211091U CN 220211091 U CN220211091 U CN 220211091U CN 202321843728 U CN202321843728 U CN 202321843728U CN 220211091 U CN220211091 U CN 220211091U
- Authority
- CN
- China
- Prior art keywords
- threshing cylinder
- cylinder
- threshing
- auxiliary shaft
- harvester
- 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
- 230000000149 penetrating effect Effects 0.000 claims 2
- 241000196324 Embryophyta Species 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 8
- 230000001681 protective effect Effects 0.000 abstract description 4
- 241001124569 Lycaenidae Species 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 description 6
- 238000003306 harvesting Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 241001666377 Apera Species 0.000 description 1
- 244000025254 Cannabis sativa Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Threshing Machine Elements (AREA)
Abstract
The utility model relates to the technical field of harvesters and discloses a threshing cylinder of a harvester, which comprises a threshing cylinder main body, wherein a cylinder main shaft is inserted at the axis of the threshing cylinder main body, connecting lantern rings are uniformly arranged on the cylinder main shaft and positioned on the inner side of the threshing cylinder main body, connecting turntables are fixedly arranged on the connecting lantern rings, hanging lugs are annularly distributed on the connecting turntables, a cylinder auxiliary shaft is inserted on the hanging lugs, a fixing mechanism is arranged on the inner side of the cylinder auxiliary shaft, an external protective shell is sleeved on the outer side of the cylinder auxiliary shaft, the fixing mechanism comprises inserting square holes formed in the inner side of the cylinder auxiliary shaft, and fixing blocks are symmetrically inserted on the inner side of the inserting square holes. Can realize carrying out convenient change to threshing teeth nail when wearing and tearing are serious, reduce threshing cylinder main part's use cost, and in threshing cylinder main part use the in-process, can cut off weeds, prevent that it from twining in threshing cylinder main part inside and influencing normal use.
Description
Technical Field
The utility model relates to the technical field of harvesters, in particular to a threshing cylinder of a harvester.
Background
The grain harvesting is basically and completely solved by manpower in China, the number of agricultural machines is small to large, and the grain harvesting is substantial for farmers. The harvester is used as an important component of agricultural machinery, and has been rapidly developed in China in recent years. Manual harvesting is gradually replaced by machine harvesting, and harvester technology is also continually improving. It is well known that the threshing cylinder of a grain combine is critical in the whole harvester unit. In the prior art, a threshing cylinder of a grain combine harvester mainly comprises a cylinder cone, cone spiral blades, a spike tooth rack, a spoke disk, a cylinder shaft and the like. At present, most of cone spiral blades of domestic harvesters adopt a structure with equal diameter and equal pitch, and most of spike teeth on a spike tooth bar adopt a welding structure with undetachable spike teeth.
During the operation of the threshing cylinder, there are problems affecting its use as follows: when the threshing cylinder is used, threshing nails on the threshing tooth bar are used for threshing crops through high-speed rotation, and after the threshing tooth bar is used for a long time, the threshing nails are easy to wear to influence normal threshing, so that the existing maintenance and replacement costs are high, and the threshing tooth bar is inconvenient to use; moreover, the threshing cylinder is easy to be blocked due to weed winding, which affects the normal use.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects existing in the prior art, the utility model provides a threshing cylinder of a harvester, which can effectively solve the problems in the prior art.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
the utility model discloses a threshing cylinder of a harvester, which comprises a threshing cylinder main body, wherein a cylinder main shaft is inserted at the axis of the threshing cylinder main body, connecting lantern rings are uniformly arranged on the cylinder main shaft and positioned on the inner side of the threshing cylinder main body, connecting turntables are fixedly arranged on the connecting lantern rings, hanging lugs are annularly distributed on the connecting turntables, a cylinder auxiliary shaft is inserted on the hanging lugs, a fixing mechanism is arranged on the inner side of the cylinder auxiliary shaft, and an external protective shell is sleeved on the outer side of the cylinder auxiliary shaft.
Furthermore, the fixing mechanism comprises a square inserting hole formed in the inner side of the auxiliary shaft of the roller, fixing blocks are symmetrically inserted into the inner sides of the square inserting hole, and fixing plugs are connected to the two fixing blocks and located on the outer sides of the auxiliary shaft of the roller in a threaded mode.
Furthermore, limiting holes are uniformly formed in the inner sides of the two fixing blocks, and a spike tooth connecting rod is inserted between the two limiting holes.
Further, one end of the spike tooth connecting rod penetrates through the roller auxiliary shaft to extend to the outer side of the external protection shell and is fixedly provided with a blade, and the other end of the spike tooth connecting rod penetrates through the roller auxiliary shaft to extend to the outer side of the external protection shell and is fixedly provided with a spike tooth bar.
Further, the connection parts of the hanging lugs and the auxiliary shaft of the roller are all in threaded connection with fixing nuts.
Furthermore, the two sides of the connecting turntable are fixedly provided with the poking sheets.
(III) beneficial effects
Compared with the known public technology, the technical scheme provided by the utility model has the following beneficial effects:
the utility model can realize convenient replacement of the threshing teeth nails when the threshing teeth nails are seriously worn, reduce the use cost of the threshing cylinder main body, and cut off weeds in the use process of the threshing cylinder main body, thereby preventing the weeds from being wound inside the threshing cylinder main body to influence normal use.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a perspective view of a roller lay shaft of the present utility model;
FIG. 3 is an enlarged schematic view of the structure A in the present utility model;
fig. 4 is a perspective view of a fixing block according to the present utility model.
Reference numerals in the drawings represent respectively: 1. a threshing cylinder body; 2. a drum main shaft; 3. a connecting collar; 4. the connecting turntable; 5. hanging lugs; 6. a fixing nut; 7. a pulling piece; 8. a fixed block; 9. a limiting hole; 10. fixing the plug; 11. a roller auxiliary shaft; 12. inserting square holes; 13. externally connected with a protective shell; 14. a spike tooth connecting rod; 15. a spike tooth rack; 16. a blade.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model is further described below with reference to examples.
Examples
The threshing cylinder of the harvester of the embodiment comprises a threshing cylinder main body 1, a cylinder main shaft 2 is inserted at the axis of the threshing cylinder main body 1, connecting lantern rings 3 are uniformly arranged on the inner side of the threshing cylinder main body 1 and positioned on the cylinder main shaft 2, connecting rotary tables 4 are fixedly arranged on the connecting lantern rings 3, lugs 5 are annularly distributed on the connecting rotary tables 4, a cylinder auxiliary shaft 11 is inserted on the lugs 5, a fixing mechanism is arranged on the inner side of the cylinder auxiliary shaft 11, an external protective shell 13 is sleeved on the outer side of the cylinder auxiliary shaft 11, after crops enter the inner side of the threshing cylinder main body 1 in the using process, the connecting lantern rings 3 are driven to rotate through the cylinder main shaft 2, the connecting lantern rings 3 are driven to rotate by the connecting rotary tables 4, the lugs 5 are driven to rotate by the connecting rotary tables 4, and the fixing mechanism is driven to thresh the crops by the lugs 5.
As shown in fig. 1, 2 and 3, the fixing mechanism comprises a square insertion hole 12 formed in the inner side of a roller auxiliary shaft 11, fixing blocks 8 are symmetrically inserted in the inner side of the square insertion hole 12, fixing plugs 10 are connected to the two fixing blocks 8 and are positioned on the outer sides of the roller auxiliary shaft 11 in a threaded manner, in the threshing process, the threshing device is worn due to long-time use, and under the condition of considering cost use, the threshing device is simply replaced, so that the use cost of the harvester is greatly saved.
As shown in fig. 2, 3 and 4, the inner sides of the two fixing blocks 8 are uniformly provided with limiting holes 9, and a spike tooth connecting rod 14 is inserted between the two limiting holes 9, when the spike tooth connecting rod 14 is seriously worn and needs to be replaced, the two fixing blocks 8 are separated through the knob fixing plug 10, and the spike tooth connecting rod 14 is taken down for replacement after the separation is completed, so that the harvester can be continuously used with lower replacement cost under the condition of ensuring normal use of the harvester.
As shown in fig. 2, 3 and 4, one end of the spike tooth connecting rod 14 passes through the roller auxiliary shaft 11 to extend to the outer side of the external protection shell 13, a blade 16 is fixedly installed, the other end of the spike tooth connecting rod 14 passes through the roller auxiliary shaft 11 to extend to the outer side of the external protection shell 13, a spike tooth rod 15 is fixedly installed, in the process of replacement, after a space for sufficiently taking out the spike tooth connecting rod 14 is reserved along with the separation of the two fixed blocks 8, the spike tooth rod 15 is separated from the spike tooth connecting rod 14, so that the spike tooth connecting rod 14 is maintained or updated, the blade 16 maintains or updates the spike tooth connecting rod 14 according to the separation mode, and in addition, in the process of use, the roller auxiliary shaft 11 and the spike tooth connecting rod 14 are easy to wind grass, so that the threshing roller main body 1 is blocked, and normal use of the threshing roller main body 1 is influenced; however, drive through cylinder main shaft 2 and connect lantern ring 3 and rotate, connect lantern ring 3 drive and connect carousel 4 and rotate, connect carousel 4 and drive hangers 5 and rotate, under the circumstances that hangers 5 drive cylinder countershaft 11 and rotate, blade 16 can cut off the inboard weeds of winding threshing cylinder main body 1 to prevent threshing cylinder main body 1 influence normal use because of winding weeds on cylinder countershaft 11 and spike tooth connecting rod 14, can make further protection through external protecting crust 13 spike tooth connecting rod 14 and the laminating department of cylinder countershaft 11, strengthen the life of spike tooth connecting rod 14.
As shown in fig. 2, 3 and 4, the connection part of the hanging lugs 5 and the roller auxiliary shaft 11 is in threaded connection with the fixing nut 6, in the device, the hanging lugs 5 and the roller auxiliary shaft 11 can be simply separated and installed through the knob fixing nut 6, so that the use of a user is more convenient.
As shown in fig. 2, 3 and 4, the paddles 7 are fixedly mounted on two sides of the connection turntable 4, when the drum main shaft 2 rotates, the drum main shaft 2 drives the connection lantern ring 3 to rotate, the connection lantern ring 3 drives the connection turntable 4 to rotate, the connection turntable 4 drives the paddles 7 to rotate together, and meanwhile, the weeds are broken more quickly by being matched with the cutting of the blades 16, so that the blockage of the threshing drum main body 1 can be effectively prevented.
In summary, when the spike tooth connecting rod 14 is severely worn and needs to be replaced, the knob is used for fixing the screw plug 10 to separate the two fixing blocks 8, and the spike tooth connecting rod 14 is taken down to be replaced after the separation is completed, so that the spike tooth connecting rod 14 can be continuously used with lower replacement cost under the condition of ensuring normal use of the harvester in the use process, after a space for sufficiently taking out the spike tooth connecting rod 14 is reserved along with the separation of the two fixing blocks 8, the spike tooth connecting rod 15 is separated from the spike tooth connecting rod 14, thereby completing the maintenance or the replacement of the spike tooth connecting rod 14, and the blade 16 maintains or updates the spike tooth connecting rod 14 according to the separation mode, in addition, in the use process, the threshing cylinder main body 1 is easily blocked due to the fact that grass is wound on the cylinder auxiliary shaft 11 and the spike tooth connecting rod 14, and the normal use of the threshing cylinder main body is affected; however, the connecting lantern ring 3 is driven to rotate through the roller main shaft 2, the connecting lantern ring 3 drives the connecting rotary table 4 to rotate, the connecting rotary table 4 drives the hanging lugs 5 to rotate, under the condition that the hanging lugs 5 drive the roller auxiliary shaft 11 to rotate, the blade 16 can cut off weeds wound on the inner side of the threshing roller main body 1, so that the threshing roller main body 1 is prevented from influencing normal use due to the winding of the weeds on the roller auxiliary shaft 11 and the spike tooth connecting rod 14, the joint of the spike tooth connecting rod 14 and the roller auxiliary shaft 11 can be further protected through the external protecting shell 13, and the service life of the spike tooth connecting rod 14 is prolonged; because of the long-time use, the threshing device is worn, and under the condition of considering the cost use, the threshing device is simply replaced, so that the use cost of the harvester is greatly saved.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; these modifications and substitutions do not substantially obscure the spirit and scope of the various embodiments of the present utility model.
Claims (6)
1. Threshing cylinder of harvester, comprising a threshing cylinder body (1), characterized in that: the threshing cylinder is characterized in that a cylinder main shaft (2) is inserted at the axis of the threshing cylinder main body (1), a connecting lantern ring (3) is uniformly arranged on the cylinder main shaft (2) and positioned on the inner side of the threshing cylinder main body (1), a connecting rotary table (4) is fixedly arranged on the connecting lantern ring (3), lugs (5) are annularly distributed on the connecting rotary table (4), a cylinder auxiliary shaft (11) is inserted on the lugs (5), a fixing mechanism is arranged on the inner side of the cylinder auxiliary shaft (11), and an external protecting shell (13) is sleeved on the outer side of the cylinder auxiliary shaft (11).
2. A threshing cylinder of a harvester as in claim 1, characterized by: the fixing mechanism comprises splicing square holes (12) formed in the inner sides of the roller auxiliary shafts (11), fixing blocks (8) are symmetrically spliced in the inner sides of the splicing square holes (12), and fixing plugs (10) are connected to the two fixing blocks (8) and located on the outer sides of the roller auxiliary shafts (11) in a threaded mode.
3. A threshing cylinder of a harvester as in claim 2, characterized by: limiting holes (9) are uniformly formed in the inner sides of the two fixing blocks (8), and a spike tooth connecting rod (14) is inserted between the two limiting holes (9).
4. A threshing cylinder of a harvester as in claim 3, characterized by: the external protection shell is characterized in that a blade (16) is fixedly arranged at one end of the spike tooth connecting rod (14) penetrating through the roller auxiliary shaft (11) to extend to the outer side of the external protection shell (13), and a spike tooth rod (15) is fixedly arranged at the other end of the spike tooth connecting rod (14) penetrating through the roller auxiliary shaft (11) to extend to the outer side of the external protection shell (13).
5. A threshing cylinder of a harvester as in claim 1, characterized by: the connection parts of the hanging lugs (5) and the roller auxiliary shaft (11) are respectively connected with a fixing nut (6) in a threaded mode.
6. A threshing cylinder of a harvester as in claim 1, characterized by: the two sides of the connecting turntable (4) are fixedly provided with poking sheets (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321843728.1U CN220211091U (en) | 2023-07-13 | 2023-07-13 | Threshing cylinder of harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321843728.1U CN220211091U (en) | 2023-07-13 | 2023-07-13 | Threshing cylinder of harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220211091U true CN220211091U (en) | 2023-12-22 |
Family
ID=89183459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321843728.1U Active CN220211091U (en) | 2023-07-13 | 2023-07-13 | Threshing cylinder of harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220211091U (en) |
-
2023
- 2023-07-13 CN CN202321843728.1U patent/CN220211091U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DK167513B1 (en) | Reaping machine | |
| CN206728628U (en) | Coaxial reverse Double-drum sheller unit and harvester | |
| CN105493769A (en) | Corn threshing mechanism | |
| CN107258252B (en) | A kind of stalk crushing scattering machine with uniform feeding device | |
| CN220211091U (en) | Threshing cylinder of harvester | |
| CN101926254A (en) | Stalk cutting and stubble cleaning integrated machine | |
| CN110839408A (en) | Anti-winding cutting and reel device of hair vetch harvester | |
| CN105557180A (en) | Cutter for harvester | |
| CN102440117B (en) | All-purpose compact type header of corn harvester | |
| CN206575874U (en) | The guillotine cutting crushing mechanism of Green-fodder harvesting machine | |
| CN205052229U (en) | Longitudinal axial flow roller | |
| CN212812856U (en) | Prevent twining feeding screw feeder device and harvester | |
| CN210610372U (en) | Knotter | |
| CN202455880U (en) | Compound centrifugal threshing device | |
| CN206978086U (en) | A kind of reel paddle of grain combine | |
| CN205510957U (en) | General thresher that skins | |
| CN105165261A (en) | Device for preventing grass winding on two ends of harvester reel in operation of harvester reel | |
| CN205336852U (en) | Corn stalk shells leaf device | |
| CN218277846U (en) | Grass winding prevention machine head structure on mower | |
| WO2020105200A1 (en) | Rotary saw to which cord cutter can be attached and brush cutter equipped with same | |
| CN210202480U (en) | Threshing mechanism of rice harvester suitable for mountainous area | |
| CN206227012U (en) | A kind of blade articulated mower cutterhead | |
| CN105815126B (en) | A kind of plant climing rattan pinching device | |
| CN213991712U (en) | Maize picker assembly rotor | |
| CN108076806A (en) | A kind of new Green-fodder harvesting machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |