CN115088481B - Support movable variable diameter threshing cylinder of spoke dish and combine - Google Patents
Support movable variable diameter threshing cylinder of spoke dish and combine Download PDFInfo
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- CN115088481B CN115088481B CN202210789501.7A CN202210789501A CN115088481B CN 115088481 B CN115088481 B CN 115088481B CN 202210789501 A CN202210789501 A CN 202210789501A CN 115088481 B CN115088481 B CN 115088481B
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- threshing
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- cylinder
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- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 230000005540 biological transmission Effects 0.000 claims description 18
- 230000001154 acute effect Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 abstract description 17
- 230000001360 synchronised effect Effects 0.000 abstract description 8
- 239000012535 impurity Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 241001124569 Lycaenidae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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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- 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
- A01F12/181—Adjustable threshing mechanisms
-
- 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
- A01F12/185—Mounting means
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Threshing Machine Elements (AREA)
Abstract
The invention provides a movable variable-diameter threshing cylinder supporting a spoke plate and a combine harvester. The threshing cylinder main shaft is sleeved with a sliding sleeve, and the movable supporting amplitude disc adjusting mechanism is positioned in a separation area and fixed on the sliding sleeve, and comprises a movable supporting amplitude disc and a diameter adjusting sliding rail arranged on the movable supporting amplitude disc, wherein the sliding groove limiting mechanism is circumferentially and uniformly fixed on the front side fixed supporting amplitude disc; the fixed threshing toothed bar is arranged in the separation area and is supported by a sliding block connecting rod sleeved on the diameter adjusting sliding rail, and the telescopic threshing toothed bar is arranged in the impurity removing area; stepless adjustment of the threshing gap out of the separation area is achieved by axial movement of the movable supporting web. The invention can realize the independent adjustment of threshing gap of threshing separation section and the synchronous precision of adjustment while steplessly adjusting the diameter of the roller, thereby ensuring the running stability of the threshing roller.
Description
Technical Field
The invention relates to a grain threshing and separating device on a combine harvester, in particular to a movable variable-diameter threshing cylinder structure for supporting a spoke plate.
Background
The combine harvester is developed to the large-scale and intelligent automation direction, the structural external dimension of the combine harvester is continuously enlarged, and the working parameters need to be adjustable. The threshing device is one of the main core components of the combine harvester, and the threshing gap is one of the main factors influencing the threshing performance. There are two ways to change threshing gap, one is to change the position of concave screen, and the other is to change threshing cylinder diameter. The diameter of the threshing cylinder is adjusted by installing a diameter adjusting mechanism on the supporting amplitude discs at two sides of the existing variable-diameter threshing cylinder, for example, the patent of the invention with publication number CN112189455A, a hydraulic transmission device drives the guide rail pushing discs at two sides to axially move forwards and backwards, so that a bolt moves along the guide rail, thereby driving a toothed bar connecting rod to move up and down, and realizing the aim of adjusting the diameter of the threshing cylinder during working. The adjusting mode requires that the adjusting mechanisms at two sides are needed to be synchronously carried out, otherwise, the threshing device and the combine harvester are easy to damage, so that the requirement on the synchronous precision of the device is high, and the stability of the threshing cylinder is poor when the diameter is adjusted.
Disclosure of Invention
The invention provides a movable variable-diameter threshing cylinder for supporting a web disc, which aims to solve the problems that the synchronous precision requirement of a diameter adjusting device of a variable-diameter threshing cylinder of the conventional combine harvester is high, the stability of the threshing cylinder is poor when the diameter is adjusted, and the like. In the adjusting process, each movable adjusting mechanism for supporting the spoke plates can play a supporting role on the threshing toothed bar, so that the stability of the device is ensured. Meanwhile, in the threshing cylinder, according to the functions of different parts in the threshing process, only the diameter of the separation section is regulated and controlled, so that the accuracy of diameter adjustment is further improved, and the comprehensive performance of the threshing cylinder is improved.
The present invention achieves the above technical object by the following means.
The utility model provides a support movable variable diameter threshing cylinder of spoke dish which characterized in that: comprises a threshing cylinder, a chute limiting mechanism, a movable adjusting mechanism for supporting a spoke disc and a telescopic transmission device;
the threshing cylinder comprises a fixed threshing toothed bar, a telescopic threshing toothed bar, a cylinder main shaft, a sliding shaft sleeve sleeved on the cylinder main shaft, a feeding wheel, a front side fixed supporting spoke plate and a rear side fixed supporting spoke plate which are arranged on the cylinder main shaft, an axial guide rail sliding key is arranged on the cylinder main shaft, and the guide rail sliding key is in sliding fit with sliding grooves at two ends of the sliding shaft sleeve;
the sliding groove limiting mechanism is arranged on the front side fixed supporting amplitude disc and comprises a limiting sliding groove, a connecting rod and a pin shaft, wherein limiting holes are formed in two sides of the limiting sliding groove, a central hole matched with the limiting holes is formed in the connecting rod, the pin shaft penetrates through the limiting holes of the limiting sliding groove and the central hole of the connecting rod, and the connecting rod is controlled to move radially only along the limiting sliding groove;
the movable supporting amplitude disc adjusting mechanism comprises a movable supporting amplitude disc, a diameter adjusting slide rail fixed on one side of the movable supporting amplitude disc and a slide block connecting rod sleeved on the diameter adjusting slide rail; the movable supporting amplitude disc (fixed on the sliding shaft sleeve, the included angle between the diameter adjusting sliding rail and the movable supporting amplitude disc is an acute angle or an obtuse angle, the free end of the sliding block connecting rod is fixedly connected with the fixed threshing toothed bar, the front end of the fixed threshing toothed bar is fixedly connected with the connecting rod of the front side fixed supporting amplitude disc, the rear end of the fixed threshing toothed bar is fixedly connected with the sliding block connecting rod of the rear side movable supporting amplitude disc, and the telescopic threshing toothed bar is fixed between the movable supporting amplitude disc close to the rear side fixed supporting amplitude disc and the rear side fixed supporting amplitude disc;
the telescopic transmission device is sleeved on the main shaft of the roller, one end of the telescopic transmission device is fixed on the rear side fixed support spoke disc, and the other end of the telescopic transmission device is fixedly connected with the sliding shaft sleeve.
Further, the telescopic end of the telescopic transmission device is connected with one end of the sliding shaft sleeve in a flange connection mode.
Further, the diameter adjusting slide rail is fixed on the movable supporting spoke plate through bolts and nuts.
Furthermore, the telescopic threshing toothed bar is of a two-section embedded telescopic structure, and single axial sliding is realized by the limiting hole and the pin shaft.
Further, the telescopic threshing toothed bar is directly fixed on the movable supporting spoke plate or fixed on the movable supporting spoke plate through a radial extension plate.
Furthermore, the cross sections of the front ends of the connecting rods and the sliding block connecting rods are concave; the threshing toothed bar is clamped by the connecting rod and the groove at the front end of the sliding block connecting rod and is fixedly connected with the threshing toothed bar through bolts and nuts.
Further, an extension plate fixedly connected with the front end of the telescopic threshing tooth bar is arranged on the other side of the rearmost movable supporting web plate.
Further, the expansion amount of the expansion transmission device is 25mm; the diameter adjustment range of the threshing cylinder is 0-25mm. The expansion amount of the expansion transmission device and the diameter adjustment range of the threshing cylinder can be set according to actual requirements.
Further, the telescopic transmission device is any one of a hydraulic cylinder, an electric cylinder and a pneumatic cylinder.
A combine harvester comprising a movable variable diameter threshing cylinder supporting a panel according to any one of the preceding claims.
The movable variable-diameter threshing cylinder for supporting the spoke plates comprises a sliding groove limiting mechanism, a sliding shaft sleeve, a movable adjusting mechanism for supporting the spoke plates and a hollow hydraulic cylinder, wherein the sliding groove limiting mechanism, the sliding shaft sleeve, the movable adjusting mechanism for supporting the spoke plates and the hollow hydraulic cylinder are driven by a cylinder main shaft to rotate together with the threshing cylinder in the threshing process.
The beneficial effects of the invention are as follows:
1. according to the invention, the movable adjusting mechanism of the supporting amplitude disc is fixed on the sliding shaft sleeve and moves axially along with the shaft sleeve synchronously, and the movement of the slide block connecting rod driven by the diameter adjusting slide rail on each supporting amplitude disc is synchronous and same in amplitude, so that the accurate synchronous adjustment of the threshing toothed bar is realized, and the device has high synchronous precision. Meanwhile, in the adjusting process, the movable adjusting mechanisms for supporting the amplitude disc still play a role in supporting the threshing toothed bar, so that the stability of the threshing cylinder in the diameter adjusting process is ensured.
2. When the combine harvester is operated, the threshing gap of the threshing separation area of the threshing device influences the threshing separation performance of the threshing device, and the threshing gap of the impurity discharging area does not need to be adjusted. The invention divides the original threshing tooth bar into a fixed threshing tooth bar and a telescopic threshing tooth bar, the fixed threshing tooth bar is arranged in the threshing separation section, the length of the fixed threshing tooth bar is consistent with the length of the threshing separation area, and only the fixed threshing tooth bar can move radially; the telescopic threshing toothed bar is arranged in the impurity removing area, so that the telescopic threshing toothed bar can adapt to the normal operation of the movable adjusting mechanism for supporting the amplitude disc, and on the other hand, the threshing gap of the threshing separation area can be independently adjusted without affecting the diameter of the roller in the impurity removing area, and the accurate adjustment and control are achieved.
3. The movable variable-diameter threshing cylinder with the supporting amplitude disc can be subjected to real-time stepless adjustment according to different actual conditions when the combine harvester is in operation, and the working efficiency and the working quality of the combine harvester are greatly improved.
4. In the invention, the number and the installation position of the movable adjusting mechanisms for supporting the web disc can be set according to the strength requirement of the threshing cylinder without any limitation, thereby greatly improving the strength of the variable-diameter threshing cylinder and the reliability of the variable-diameter threshing cylinder, and being particularly suitable for large-scale combine harvesters.
5. In the invention, each part of the threshing cylinder is divided in a modularization way, and all parts are connected in a detachable way, so that each part of the threshing cylinder can be designed, produced, transported, maintained and replaced independently, the assembly and disassembly modes are simple, the operation is easy, the assembly and disassembly time is less, and the production cost and the use cost of each part are greatly saved.
Drawings
Fig. 1 is a schematic view of a movable variable diameter threshing cylinder supporting a web.
Fig. 2 is a schematic structural view of a telescopic rack bar.
Fig. 3 is a schematic structural view of the chute limiting mechanism mounted on the inner side of the front side fixed support web.
Fig. 4 is a schematic view of a structure in which a movable adjustment mechanism for supporting a web is fixed to a sliding sleeve.
The reference numerals are as follows:
101. a feeding wheel; 102. the front side is fixedly used for supporting the web disc; 103. a guide rail sliding key; 104. fixed threshing toothed bars; 105. a telescopic threshing toothed bar; 106. the rear side fixedly supports the web disc; 107. a drum main shaft; 201. limiting sliding grooves; 202. a connecting rod; 203. a pin shaft; 3. a sliding sleeve; 401. a movable support web; 402. a diameter adjusting slide rail; 403. a slider connecting rod; 5. a hollow hydraulic cylinder.
Detailed Description
The invention will be further described with reference to the drawings and the specific embodiments, but the scope of the invention is not limited thereto.
As shown in fig. 1 and 2, the movable supporting-panel variable-diameter threshing cylinder comprises a threshing cylinder, a chute limiting mechanism, a movable supporting-panel adjusting mechanism and a hollow hydraulic cylinder 5, wherein the chute limiting mechanism, the movable supporting-panel adjusting mechanism and the hollow hydraulic cylinder 5 are all positioned in the threshing cylinder. The hollow hydraulic cylinder 5 in this embodiment serves as a telescopic transmission for supporting the movable adjustment mechanism of the web.
The threshing cylinder comprises a fixed threshing toothed bar 104, a telescopic threshing toothed bar 105, a cylinder main shaft 107 and a sliding shaft sleeve 3 sleeved on the cylinder main shaft 107, a feeding wheel 101, a front side fixed supporting amplitude disc 102 and a rear side fixed supporting amplitude disc 106 which are sequentially arranged on the cylinder main shaft 107 along the feeding direction of crops, an axial guide rail sliding key 103 is arranged on the cylinder main shaft 107, and the guide rail sliding key 103 is in sliding fit with a sliding groove on the sliding shaft sleeve 3. The front side fixed support web 102 is connected with the drum main shaft 107 through bolts and nuts, the feeding wheel 101 is connected with the front side fixed support web 102 through bolts and nuts, and the rear side fixed support web 106 and the guide rail sliding key 103 are welded on the drum main shaft 107.
The chute limiting mechanism is mounted on the front side fixed supporting web 102 of the threshing cylinder, and as shown in fig. 3, the chute limiting mechanism comprises a limiting chute 201, a connecting rod 202 and a pin 203. The limiting sliding grooves 201 are uniformly distributed and fixed on the front side fixed supporting amplitude disc 102 in the circumferential direction through bolts and nuts; the connecting rod 202 passes through the limit sliding groove 201 and is in sliding fit with the limit sliding groove; the pin 203 passes through a limiting hole of the limiting chute 201 and passes through a central hole of the connecting rod matching pin 203, so as to limit the sliding position of the connecting rod 202 along the limiting chute 201. The section of the front end of the connecting rod 202 is concave; the threshing toothed bar is clamped by a groove at the front end of the connecting rod 202 and is fixedly connected with the threshing toothed bar through bolts and nuts.
Threshing gap of threshing separation area of threshing device affects threshing separation performance of threshing device, threshing gap of impurity discharging area does not need to be adjusted. Based on this, in the present invention, the threshing tooth bar which is originally one is divided into a fixed threshing tooth bar and a telescopic threshing tooth bar, as shown in fig. 1. The fixed threshing tooth bar is arranged in the threshing separation section, the length of the fixed threshing tooth bar is consistent with the length of the threshing separation area, and only the fixed threshing tooth bar can move radially; the telescopic threshing toothed bar is arranged in the impurity removing area, so that the telescopic threshing toothed bar can adapt to the normal operation of the movable adjusting mechanism for supporting the amplitude disc, and on the other hand, the threshing gap of the threshing separation area can be independently adjusted without affecting the diameter of the roller in the impurity removing area, and the accurate adjustment and control are achieved.
The movable supporting amplitude disc adjusting mechanism is fixed on the sliding shaft sleeve 3, the hollow hydraulic cylinder 5 is sleeved on the roller main shaft 107, the fixed end is fixedly connected with the rear side fixed supporting amplitude disc 106, and the telescopic piston rod end is in flange connection with the sliding shaft sleeve 3.
As shown in fig. 1 and 4, the movable supporting frame disc adjusting mechanism includes a plurality of movable supporting frame discs 401, a diameter adjusting slide rail 402, and a slider link 403 slidably engaged with the diameter adjusting slide rail 402. The threshing separation area of the threshing device is provided with a movable supporting frame disc adjusting mechanism, and the number and the positions of the movable supporting frame disc adjusting mechanism are set according to the strength requirement of the variable-diameter threshing cylinder. A plurality of movable supporting webs 401 are uniformly distributed and welded on the sliding sleeve 3. The front end of the fixed threshing tooth bar 104 is fixedly connected with a connecting rod 202 of the front side fixed supporting amplitude disc 102; the rear end is fixedly connected to a slider link 403 of the rearmost movable supporting web 401. A plurality of diameter adjusting slide rails 402 are respectively fixed on each movable supporting web 401, and the distribution positions of the diameter adjusting slide rails 402 correspond to the distribution positions of the fixed threshing tooth bars 104. One end of a sliding block connecting rod 403 is sleeved on the diameter adjusting sliding rail 402, the cross section of the other end of the sliding block connecting rod 403 is concave, and the fixed threshing toothed bar 104 is accommodated in the concave groove and is fixedly connected with the concave groove through bolts and nuts.
The telescopic threshing toothed bar 105 is shown in fig. 2, is of a two-section embedded telescopic structure, and realizes single axial sliding by a limiting hole and a pin shaft. The front end of the telescopic threshing tooth bar 105 is fixedly connected with an extension plate on the rearmost movable supporting spoke plate 401, the rear end of the telescopic threshing tooth bar is fixedly connected with the rear fixed supporting spoke plate 106 through bolts and nuts, and the extension plate is fixed on the rearmost movable supporting spoke plate 401 through bolts and nuts.
The telescopic amount of the telescopic piston rod of the hollow hydraulic cylinder 5 is 25mm, the axial displacement of the driving sliding shaft sleeve 3 is 25mm, and the telescopic amount of the telescopic threshing tooth bar 105 is 25mm; the diameter adjustment range of the threshing cylinder is 0-25mm.
When the diameter of the threshing cylinder needs to be adjusted, the telescopic rod of the hollow hydraulic cylinder 5 axially stretches to drive the sliding shaft sleeve 3 to axially move forwards and backwards, so as to drive the movable adjusting mechanism of the supporting amplitude disc to axially move forwards and backwards, and the telescopic threshing toothed bar 105 is driven to axially move forwards and backwards, and the chute limiting mechanism enables the fixed threshing toothed bar 104 to be incapable of axially moving forwards and backwards, so that the sliding block connecting rod 403 is driven to radially move up and down along the diameter adjusting sliding rail 402, and the fixed threshing toothed bar 104 is driven to radially move up and down, so that the diameter of the threshing cylinder threshing separation area cylinder is changed. The operation of all the supporting web moving adjusting mechanisms is synchronous, so that the problem of synchronous precision is not required to be considered.
The examples are preferred embodiments of the present invention, but the present invention is not limited to the above-described embodiments, and any obvious modifications, substitutions or variations that can be made by one skilled in the art without departing from the spirit of the present invention are within the scope of the present invention.
Claims (10)
1. The utility model provides a support movable variable diameter threshing cylinder of spoke dish which characterized in that: comprises a threshing cylinder, a chute limiting mechanism, a movable adjusting mechanism for supporting a spoke disc and a telescopic transmission device;
the threshing cylinder comprises a fixed threshing toothed bar (104), a telescopic threshing toothed bar (105), a cylinder main shaft (107) and a sliding shaft sleeve (3) sleeved on the cylinder main shaft (107), wherein a feeding wheel (101), a front side fixed supporting amplitude disc (102) and a rear side fixed supporting amplitude disc (106) are arranged on the cylinder main shaft (107), an axial guide rail sliding key (103) is arranged on the cylinder main shaft (107), and the guide rail sliding key (103) is in sliding fit with sliding grooves at two ends of the sliding shaft sleeve (3);
the sliding groove limiting mechanism is arranged on the front side fixed supporting amplitude disc (102) and comprises limiting sliding grooves (201), connecting rods (202) and pin shafts (203), limiting holes are formed in two sides of the limiting sliding grooves (201), central holes matched with the limiting holes are formed in the connecting rods (202), the pin shafts (203) penetrate through the limiting holes of the limiting sliding grooves (201) and the central holes of the connecting rods (202), and the connecting rods (202) can only move radially along the limiting sliding grooves (201);
the movable supporting frame disc adjusting mechanism comprises a movable supporting frame disc (401), a diameter adjusting slide rail (402) fixed on one side of the movable supporting frame disc (401), and a slide block connecting rod (403) sleeved on the diameter adjusting slide rail (402); the movable supporting amplitude disc (401) is fixed on the sliding shaft sleeve (3), and an included angle between the diameter adjusting sliding rail (402) and the movable supporting amplitude disc (401) is an acute angle or an obtuse angle; the free end of the sliding block connecting rod (403) is fixedly connected with the fixed threshing toothed bar (104), and the front end of the fixed threshing toothed bar (104) is fixedly connected with the connecting rod (202) of the front side fixed supporting amplitude disc (102); the rear end is fixedly connected with a sliding block connecting rod (403) arranged on the rearmost movable supporting web disc (401); the telescopic threshing toothed bar (105) is fixed between a movable supporting amplitude disc (401) close to the rear side fixed supporting amplitude disc (106) and the rear side fixed supporting amplitude disc (106);
the telescopic transmission device is sleeved on the main shaft (107) of the roller, one end of the telescopic transmission device is fixed on the rear side fixed support web disc (106), and the other end of the telescopic transmission device is fixedly connected with the sliding shaft sleeve (3).
2. The supporting web moving variable diameter threshing cylinder of claim 1, wherein: the telescopic end of the telescopic transmission device is connected with one end of the sliding shaft sleeve (3) in a flange connection mode.
3. The supporting web moving variable diameter threshing cylinder of claim 1, wherein: the diameter adjusting slide rail (402) is fixed on the movable supporting web plate (401) through bolts and nuts.
4. The supporting web moving variable diameter threshing cylinder of claim 1, wherein: the telescopic threshing toothed bar (105) is of a two-section embedded telescopic structure, and single axial sliding is realized by the limiting holes and the pin shafts.
5. The supporting web moving variable diameter threshing cylinder of claim 1, wherein: the telescopic threshing tooth bar (105) is directly fixed on the movable supporting web disc (401) or fixed on the movable supporting web disc (401) through a radial extension plate.
6. The supporting web moving variable diameter threshing cylinder of claim 1, wherein: the cross sections of the front ends of the connecting rod (202) and the sliding block connecting rod (403) are concave; the threshing toothed bar is clamped by the grooves at the front ends of the connecting rod (202) and the sliding block connecting rod (403) and is fixedly connected with the threshing toothed bar through bolts and nuts.
7. The supporting web moving variable diameter threshing cylinder of claim 1, wherein: an extension plate fixedly connected with the front end of the telescopic threshing tooth bar (105) is arranged on the other side of the rearmost movable supporting web plate (401).
8. The supporting web moving variable diameter threshing cylinder of claim 1, wherein: the expansion amount of the expansion transmission device is 25mm; the diameter adjustment range of the threshing cylinder is 0-25mm; the expansion amount of the expansion transmission device and the diameter adjustment range of the threshing cylinder can be set according to actual requirements.
9. The supporting web moving variable diameter threshing cylinder of claim 1, wherein: the telescopic transmission device is any one of a hydraulic cylinder, an electric cylinder and a pneumatic cylinder.
10. A combine harvester incorporating a movable variable diameter threshing cylinder supporting a panel as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210789501.7A CN115088481B (en) | 2022-07-06 | 2022-07-06 | Support movable variable diameter threshing cylinder of spoke dish and combine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210789501.7A CN115088481B (en) | 2022-07-06 | 2022-07-06 | Support movable variable diameter threshing cylinder of spoke dish and combine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115088481A CN115088481A (en) | 2022-09-23 |
| CN115088481B true CN115088481B (en) | 2024-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210789501.7A Active CN115088481B (en) | 2022-07-06 | 2022-07-06 | Support movable variable diameter threshing cylinder of spoke dish and combine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115088481B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201438819U (en) * | 2009-03-12 | 2010-04-21 | 湖州丰源农业装备制造有限公司 | Threshing cylinder device capable of changing spacing with concave board of combine harvester |
| CN203575152U (en) * | 2013-12-10 | 2014-05-07 | 福田雷沃国际重工股份有限公司 | Three-section type combined axial flow roller |
| CN206963396U (en) * | 2017-05-25 | 2018-02-06 | 中机南方机械股份有限公司 | A kind of quick-change type multifunctional threshing roller |
| CN111887031A (en) * | 2020-08-13 | 2020-11-06 | 湖南农业大学 | Differential roller with adjustable threshing gap |
| CN112189455A (en) * | 2020-09-30 | 2021-01-08 | 江苏大学 | Self-locking hydraulic variable-diameter threshing cylinder and combine harvester |
| CN113508690A (en) * | 2021-05-08 | 2021-10-19 | 河南科技大学 | Flexible threshing device capable of automatically adjusting threshing gap |
| CN113519279A (en) * | 2021-07-22 | 2021-10-22 | 江苏大学 | Hydraulic self-adaptive driving and controlling system and method for hydraulic variable-diameter threshing cylinder |
-
2022
- 2022-07-06 CN CN202210789501.7A patent/CN115088481B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201438819U (en) * | 2009-03-12 | 2010-04-21 | 湖州丰源农业装备制造有限公司 | Threshing cylinder device capable of changing spacing with concave board of combine harvester |
| CN203575152U (en) * | 2013-12-10 | 2014-05-07 | 福田雷沃国际重工股份有限公司 | Three-section type combined axial flow roller |
| CN206963396U (en) * | 2017-05-25 | 2018-02-06 | 中机南方机械股份有限公司 | A kind of quick-change type multifunctional threshing roller |
| CN111887031A (en) * | 2020-08-13 | 2020-11-06 | 湖南农业大学 | Differential roller with adjustable threshing gap |
| CN112189455A (en) * | 2020-09-30 | 2021-01-08 | 江苏大学 | Self-locking hydraulic variable-diameter threshing cylinder and combine harvester |
| CN113508690A (en) * | 2021-05-08 | 2021-10-19 | 河南科技大学 | Flexible threshing device capable of automatically adjusting threshing gap |
| CN113519279A (en) * | 2021-07-22 | 2021-10-22 | 江苏大学 | Hydraulic self-adaptive driving and controlling system and method for hydraulic variable-diameter threshing cylinder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115088481A (en) | 2022-09-23 |
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