CN204741820U - Cereal combine threshing cylinder - Google Patents
Cereal combine threshing cylinder Download PDFInfo
- Publication number
- CN204741820U CN204741820U CN201520424781.7U CN201520424781U CN204741820U CN 204741820 U CN204741820 U CN 204741820U CN 201520424781 U CN201520424781 U CN 201520424781U CN 204741820 U CN204741820 U CN 204741820U
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- blade
- threshing cylinder
- threshing
- feeding
- screw feeder
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Abstract
The utility model belongs to the agricultural machinery field, concretely relates to cereal combine threshing cylinder, include feeding screw feeder blade, feeding conical shell, row's blade of grass piece, threshing cylinder barrel and drum shaft that the little rear end of point diameter diameter is big, the feeding conical shell sets up the front end at the threshing cylinder barrel, installation feeding screw feeder blade on the feeding conical shell, and row's blade of grass piece is installed to the rear end of threshing cylinder barrel, installs the spike -tooth of threshing on the circumference of threshing cylinder barrel, and row's blade of grass piece is the heliciform. Among this cereal combine threshing cylinder, arranging the blade of grass piece through the heliciform and can discharging smoothly backward with accomplishing the crop straw who threshes, solved the crop straw that has threshed in traditional harvester and discharged the straw that leads to along the left and right side of harvester cylinder shaft line produces the problem of jam between cylinder and lateral wall, the crop straw after the messenger threshes in time discharges, has ensured the normal work of whole equipment.
Description
Technical field
The utility model relates to a kind of threshing cylinder of grain combine harvester, belongs to agricultural mechanical equipment field.
Background technology
Existing threshing cylinder of grain combine harvester has mouse cage shape or tubular, threshing element has the shape such as rasp bar or spike-tooth, setting on grain header has horizontal or longitudinal, and the front end of longitudinal axial threshing cylinder is provided with feeding screw feeder, rear end arranges grass arranging device (the Lysimachia sikokiana plate arranged vertically), but the grass discharge mechanism of current traditional threshing cylinder is because adopting plane Lysimachia sikokiana plate, crops straw is along a left side for harvester threshing drum axis, right side is discharged, easy generation stalk produces clogging between cylinder and sidewall, crops straw cannot be discharged in time, affect the normal work of threshing cylinder.
Utility model content
According to above deficiency of the prior art, the technical problems to be solved in the utility model is: provide a kind of can make threshing after crops straw discharge in time, prevent crops straw block and guarantee the threshing cylinder of grain combine harvester that integral device normally works.
Threshing cylinder of grain combine harvester described in the utility model, comprise feeding screw feeder blade, feeding conical shell, Lysimachia sikokiana blade, threshing cylinder cylindrical shell and drum shaft that point diameter little rear end diameter is large, feeding conical shell is arranged on the front end of threshing cylinder cylindrical shell, feeding conical shell is installed feeding screw feeder blade, Lysimachia sikokiana blade is installed in the rear end of threshing cylinder cylindrical shell, threshing cylinder cylindrical shell threshing spike-tooth is circumferentially installed, Lysimachia sikokiana blade is in the shape of a spiral.
Lysimachia sikokiana blade in this threshing cylinder of grain combine harvester (namely adopts screw feeder) in the shape of a spiral, the crops straw completing threshing can be discharged backward smoothly by helical form Lysimachia sikokiana blade, the crops straw solving threshing in traditional grain header discharges along the left and right side of harvester threshing drum axis the problem that the stalk caused produces blocking between cylinder and sidewall, crops straw after threshing is discharged in time, ensure that the normal work of integral device.
Preferably, above-mentioned feeding screw feeder blade is the spiral blade that front end tactical diameter is greater than rear end tactical diameter, its front end tactical diameter and harvester header carry the width of passing a bridge to match, and the front end tactical diameter of its rear end tactical diameter and threshing cylinder cylindrical shell matches.The feeding screw feeder blade of longitudinal axial threshing cylinder adopts equal diameter blade usually in the market, namely vane nose diameter and harvester header carry the difference of gap bridge width larger, effectively the crop passed a bridge by ceding of Taiwan conveying all can not be absorbed and threshing drum feed, blade and the ceding of Taiwan is caused to carry the reducing place of passing a bridge to pile up crop, can delay be produced when crop feeds, thus bring feeding blockage problem in various degree.And in this threshing cylinder, because feeding screw feeder blade front end tactical diameter is greater than rear end tactical diameter, and front end tactical diameter and harvester header carry the width of passing a bridge to match, the front end tactical diameter of rear end tactical diameter and threshing cylinder cylindrical shell matches, therefore, the point diameter of feeding screw feeder blade and harvester header can be made to carry the difference of gap bridge width to reduce, and effectively will by the ceding of Taiwan conveying pass a bridge crop all absorb and threshing drum feed in, solve the crop delay that tradition feeding screw feeder produces when crop feeds, feeding blockage problem, be particularly useful for the too high crop of moisture content or gather in fast.
The beneficial effect that the utility model is compared with prior art had is:
This threshing cylinder of grain combine harvester reasonable in design, the crops straw having completed threshing can be made to discharge smoothly backward along spiral helicine Lysimachia sikokiana blade by this threshing cylinder, thus the crops straw efficiently solving threshing in traditional grain header discharges along the left and right side of harvester threshing drum axis the problem that the stalk caused produces blocking between cylinder and sidewall, crops straw after threshing is discharged in time, ensure that the normal work of integral device.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1, ceding of Taiwan conveying is passed a bridge; 2, screw feeder blade is fed; 3, conical shell is fed; 4, drum shaft; 5, threshing cylinder cylindrical shell; 6, threshing spike-tooth; 7, Lysimachia sikokiana blade.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further:
As shown in Figure 1, this threshing cylinder of grain combine harvester comprises feeding screw feeder blade 2, feeding conical shell 3, Lysimachia sikokiana blade 7, threshing cylinder cylindrical shell 5 and drum shaft 4 that point diameter little rear end diameter is large, feeding conical shell 3 is arranged on the front end of threshing cylinder cylindrical shell 5, feeding conical shell 3 is installed feeding screw feeder blade 2, Lysimachia sikokiana blade 7 is installed in the rear end of threshing cylinder cylindrical shell 5, threshing cylinder cylindrical shell 5 threshing spike-tooth 6 is circumferentially installed, Lysimachia sikokiana blade 7 is in the shape of a spiral.
Because Lysimachia sikokiana blade 7 (namely adopts screw feeder) in the shape of a spiral, therefore the crops straw completing threshing can be discharged backward smoothly by helical form Lysimachia sikokiana blade 7, the crops straw solving threshing in traditional grain header discharges along the left and right side of harvester threshing drum axis the problem that the stalk caused produces blocking between cylinder and sidewall, ensure that the normal work of integral device.
The present embodiment adopts following preferred version: feeding screw feeder blade 2 is greater than the spiral blade of rear end tactical diameter for front end tactical diameter, its front end tactical diameter and harvester header carry the width of gap bridge 1 to match, and the front end tactical diameter of its rear end tactical diameter and threshing cylinder cylindrical shell 5 matches.
Because feeding screw feeder blade 2 front end tactical diameter is greater than rear end tactical diameter, and front end tactical diameter and harvester header carry the width of gap bridge 1 to match, the front end tactical diameter of rear end tactical diameter and threshing cylinder cylindrical shell 5 matches, therefore, the point diameter of feeding screw feeder blade 2 and harvester header can be made to carry the difference of gap bridge 1 width to reduce, and effectively will by the ceding of Taiwan conveying gap bridge 1 crop all absorb and threshing drum feed in, solve the crop delay that tradition feeding screw feeder produces when crop feeds, feeding blockage problem, be particularly useful for the too high crop of moisture content or gather in fast.
During operation, crop is carried to threshing cylinder cylindrical shell 5 through feeding screw feeder blade 2, and carry out effective threshing by threshing cylinder cylindrical shell 5 threshing spike-tooth 6 circumferentially, the crops straw after threshing is discharged smoothly by spiral helicine Lysimachia sikokiana blade 7.
Claims (2)
1. a threshing cylinder of grain combine harvester, comprise feeding screw feeder blade (2), the feeding conical shell (3) that point diameter little rear end diameter is large, Lysimachia sikokiana blade (7), threshing cylinder cylindrical shell (5) and drum shaft (4), feeding conical shell (3) is arranged on the front end of threshing cylinder cylindrical shell (5), feeding conical shell (3) is upper installs feeding screw feeder blade (2), Lysimachia sikokiana blade (7) is installed in the rear end of threshing cylinder cylindrical shell (5), threshing cylinder cylindrical shell (5) threshing spike-tooth (6) is circumferentially installed, it is characterized in that: Lysimachia sikokiana blade (7) in the shape of a spiral.
2. threshing cylinder of grain combine harvester according to claim 1, it is characterized in that: described feeding screw feeder blade (2) is greater than the spiral blade of rear end tactical diameter for front end tactical diameter, its front end tactical diameter and harvester header carry the width of pass a bridge (1) to match, and the front end tactical diameter of its rear end tactical diameter and threshing cylinder cylindrical shell (5) matches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520424781.7U CN204741820U (en) | 2015-06-18 | 2015-06-18 | Cereal combine threshing cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520424781.7U CN204741820U (en) | 2015-06-18 | 2015-06-18 | Cereal combine threshing cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204741820U true CN204741820U (en) | 2015-11-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520424781.7U Active CN204741820U (en) | 2015-06-18 | 2015-06-18 | Cereal combine threshing cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204741820U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107667672A (en) * | 2017-11-02 | 2018-02-09 | 湖南农业大学 | A kind of bar paving rape elastic claw picks up conveying device |
| CN110679299A (en) * | 2019-11-14 | 2020-01-14 | 华中农业大学 | Drum-shaped toothed bar threshing cylinder |
| CN111436287A (en) * | 2020-06-01 | 2020-07-24 | 济南大学 | Longitudinal axial flow grain combine harvester threshing cylinder |
-
2015
- 2015-06-18 CN CN201520424781.7U patent/CN204741820U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107667672A (en) * | 2017-11-02 | 2018-02-09 | 湖南农业大学 | A kind of bar paving rape elastic claw picks up conveying device |
| CN107667672B (en) * | 2017-11-02 | 2020-06-16 | 湖南农业大学 | Strip is spread rape and is played tooth pick-up conveyor |
| CN110679299A (en) * | 2019-11-14 | 2020-01-14 | 华中农业大学 | Drum-shaped toothed bar threshing cylinder |
| CN110679299B (en) * | 2019-11-14 | 2022-03-08 | 华中农业大学 | Drum-shaped toothed bar threshing cylinder |
| CN111436287A (en) * | 2020-06-01 | 2020-07-24 | 济南大学 | Longitudinal axial flow grain combine harvester threshing cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |