CN108029351A - A kind of automatically controlled adjusting opening mechanism for harvester sorting screen - Google Patents
A kind of automatically controlled adjusting opening mechanism for harvester sorting screen Download PDFInfo
- Publication number
- CN108029351A CN108029351A CN201810051636.7A CN201810051636A CN108029351A CN 108029351 A CN108029351 A CN 108029351A CN 201810051636 A CN201810051636 A CN 201810051636A CN 108029351 A CN108029351 A CN 108029351A
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- China
- Prior art keywords
- plate
- screen
- automatically controlled
- bracing wire
- adjustable plate
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- 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.)
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- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 244000309464 bull Species 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 2
- 238000012216 screening Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000003306 harvesting Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- 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
- A01F12/44—Grain cleaners; Grain separators
- A01F12/446—Sieving means
- A01F12/448—Sieve adjusting means
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The present invention relates to agricultural mechanical field,A kind of especially automatically controlled adjusting opening mechanism for harvester sorting screen,Including automatically controlled transmission module,Adjustable plate assembles,Bracing wire and resetting spring,Automatically controlled transmission module includes bottom plate,Motor,Sector rack and angular transducer,Travelling gear on motor is engaged with sector rack,Sector rack is equipped with the first connecting hole and the second connecting hole,The bull stick of angular transducer passes through the first connecting hole,The adjusting crab bolt of adjustable plate fit on is connected through adjustable plate with side plate,Adjustable plate is relatively rotated with adjusting crab bolt,There is spring fixing axle on adjustable plate,Bracing wire fixing axle and screen plate shaft,Bracing wire one end is connected the other end with the second connecting hole and fixes axis connection with bracing wire,Resetting spring one end is connected with side plate,The other end fixes axis connection with resetting spring,Screen plate shaft is connected with screen plate component and drives screen plate component to rotate,The present invention can solve the problems, such as that harvester sorting screen aperture regulation is inconvenient in the prior art.
Description
Technical field
The present invention relates to agricultural mechanical field, specific field is a kind of automatically controlled adjusting aperture machine for harvester sorting screen
Structure.
Background technology
Harvester sorting screen aperture size is one of an important factor for quality is cleaned in influence, and the aperture of so-called sorting screen refers to
The angle that sieve group is opened, generally, according to the clean-up performance of grain, shedding situation adjusting sorting screen aperture, old-fashioned sorting screen
Opening adjustment mechanism mainly includes adjustable plate soldering, axis pin, bolt etc., and when machine works normally, adjustable plate is consolidated with bolt
Be scheduled on sorting screen side wall, when unclamp adjust crab bolt after, adjustable plate soldering can rotate around upper pin, when adjustable plate rotation,
Active screen plate also rotates, and further drives whole sieve group angle to change at the same time, and sorting screen aperture also just changes at the same time, this
The shortcomings that kind opening mechanism is to rotate adjustable plate every time, vibrating screen will be pulled out from threshing rack, then unclamp adjustable plate
Fixing bolt, tightened again after mixing up, it is more time-consuming.
The content of the invention
It is existing to solve it is an object of the invention to provide a kind of automatically controlled adjusting opening mechanism for harvester sorting screen
The problem of harvester sorting screen aperture regulation is inconvenient in technology.
To achieve the above object, the present invention provides following technical solution：A kind of automatically controlled adjusting for harvester sorting screen
Opening mechanism, including the assembling of automatically controlled transmission module, adjustable plate, bracing wire and resetting spring, the automatically controlled transmission module include bottom plate,
Motor, sector rack and angular transducer, the motor and sector rack are installed on bottom plate, and the angular transducer passes through peace
Loading board is installed on the top of sector rack, and travelling gear, the travelling gear and sector are housed on the output shaft of the motor
Plate engages, and the sector rack is equipped with the first connecting hole and the second connecting hole, and the bull stick of the angular transducer passes freely through
First connecting hole；
The adjustable plate assembling includes adjustable plate and adjusts crab bolt, and the adjusting crab bolt passes through adjustable plate and harvester
The side plate of sorting screen is fixedly connected, and the adjustable plate is relatively rotated with adjusting crab bolt, and the side of the adjustable plate is equipped with spring
Fixing axle, bracing wire fixing axle, the opposite side of the adjustable plate are equipped with screen plate shaft, one end of the bracing wire and the second connecting hole
Axis connection, one end of the resetting spring and the side plate of harvester sorting screen are fixed in connection, the other end and the bracing wire of the bracing wire
Connection, the other end and the resetting spring of the resetting spring fix axis connection, the screen plate shaft and harvester sorting screen
In screen plate component connect and drive screen plate component rotate.
Preferably, the screen plate component is installed in the screen frame (unit) of harvester sorting screen, and the screen plate component includes master
Dynamic screen plate, driven screen plate, two pieces of connection upper plates and two pieces of connection lower plates, two pieces of connections upper plate are welded on screen frame (unit) in parallel
Left and right sidewall on, the active screen plate is installed on the centre of screen frame (unit) and vertical with being connected upper plate, and the driven screen plate is put down
Row is distributed in the both sides of active screen plate, and the both ends of driven screen plate are equipped with the first connecting shaft and the second connecting shaft, and described the
One connecting shaft is rotatably plugged in the upper plate mounting hole of connection upper plate, and second connecting shaft is plugged under connection lower plate
In plate mounting hole.
Preferably, the active screen plate is equipped with installation jack and the 3rd connecting shaft, the screening by one end of proximal panel
Plate shaft is plugged in the installation jack through lower plate mounting hole and drives active screen plate to rotate, and the 3rd connecting shaft is inserted
It is connected in upper plate mounting hole, the other end of the active screen plate is respectively with being connected upper plate and connection lower plate connection.
Preferably, the adjusting crab bolt includes nut and screw rod, and screw rod is equipped with external thread section and non-threaded section, described
Between nut and external thread section, the adjustable plate is set in non-threaded section non-threaded section, the external thread section and harvesting
The side plate thread fitting of machine sorting screen.
Preferably, nut, the internal thread of the nut and the external screw thread of external thread section are welded with the outside of the side plate
Match somebody with somebody.
Compared with prior art, the beneficial effects of the invention are as follows：Adjustable plate is driven to rotate by motor, the rotation of adjustable plate
Active screen plate is driven to rotate, active screen plate, which rotates, drives connection lower plate to move back and forth, and connection lower plate, which moves back and forth, drives institute
The driven screen plate having rotates, and so as to fulfill the adjusting of sorting screen aperture, the whole process that adjusts passes through automatically controlled completion, it is no longer necessary to
Vibrating screen is pulled out from threshing rack, it is simply laborsaving to adjust process.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the structure enlargement diagram at A in Fig. 1；
Fig. 3 is the structure diagram of automatically controlled transmission module in the present invention；
Fig. 4 is the structure diagram that adjustable plate assembles in the present invention；
Fig. 5 is the structure diagram that crab bolt is adjusted in the present invention；
Fig. 6 is the structure diagram of screen plate component in the present invention；
Fig. 7 is the part-structure exploded view of screen plate component in the present invention；
Fig. 8 is the sectional view in A '-A ' directions in Fig. 2；
Fig. 9 is the structure enlargement diagram at B in Fig. 8.
In figure：1 automatically controlled transmission module, 11 motors, 12 travelling gears, 13 sector racks, 131 first connecting holes, 132 second
Connecting hole, 14 angular transducers, 141 bull sticks, the assembling of 2 adjustable plates, 21 adjustable plates, 22 bracing wire fixing axles, 23 spring fixing axles, 24
Screen plate shaft, 3 bracing wires, 4 resetting springs, 5 screen plate components, 51 active screen plates, 511 the 3rd connecting shafts, 512 installations are inserted
Hole, 52 driven screen plates, 521 first connecting shafts, 522 second connecting shafts, 6 connection upper plates, 7 connection lower plates, 8 side plates, 9 adjustable plates
Bolt, 91 external thread sections, 92 non-threaded sections.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
- 9 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of automatically controlled adjusting aperture for harvester sorting screen
Mechanism, including automatically controlled transmission module 1, adjustable plate assembling 2, bracing wire 3 and resetting spring 4, automatically controlled transmission module 1 include bottom plate, electricity
Machine 11, sector rack 13 and angular transducer 14, motor 11 and sector rack 13 are installed on bottom plate, and angular transducer 14 passes through
Installing plate is installed on the top of sector rack 13, and travelling gear 12, travelling gear 12 and sector are housed on the output shaft of motor 11
Tooth plate 13 engages, and sector rack 13 is equipped with the first connecting hole 131 and the second connecting hole 132, the bull stick 141 of angular transducer 14
Pass freely through the first connecting hole 131；Adjustable plate assembling 2 is including adjustable plate 21 and adjusts crab bolt 9, adjusts crab bolt 9 through tune
Section plate 21 is fixedly connected with the side plate 8 of harvester sorting screen, and adjustable plate 21 is relatively rotated with adjusting crab bolt 9, adjustable plate 21
Side is equipped with spring fixing axle 23,3 fixing axle 22 of bracing wire, and the opposite side of adjustable plate 21 is equipped with screen plate shaft 24, and the one of bracing wire 3
End is connected with the second connecting hole 132, and the other end of bracing wire 3 is connected with 3 fixing axle 22 of bracing wire, one end of resetting spring 4 and harvesting
The side plate 8 of machine sorting screen connects, and spring connecting shaft is vertically welded with side plate 8, and the hook of one end of resetting spring 4 is hooked in the bullet
In spring connecting shaft, the other end of resetting spring 4 is connected with spring fixing axle 23, in screen plate shaft 24 and harvester sorting screen
Screen plate component 5 connect and drive screen plate component 5 to rotate.
Further, as shown in Figure 6 and Figure 7, screen plate component 5 is installed in the screen frame (unit) of harvester sorting screen, screen plate
Component 5 includes active screen plate 51,52, two pieces of connection upper plates 6 of driven screen plate and two pieces of connection lower plates 7, two pieces of connection upper plates 6
It is welded in parallel in the left and right sidewall of screen frame (unit), active screen plate 51 is installed on the centre of screen frame (unit) and vertical with being connected upper plate 6, driven
52 parallel distribution of screen plate is equipped with 521 He of the first connecting shaft at the both sides of active screen plate 51, the both ends of driven screen plate 52
Second connecting shaft 522, the first connecting shaft 521 are rotatably plugged in the upper plate mounting hole of connection upper plate 6, the second connecting shaft
522 are plugged in the lower plate mounting hole of connection lower plate 7, and active screen plate 51 is equipped with installation 512 He of jack by one end of proximal panel 8
3rd connecting shaft 511, screen plate shaft 24 are plugged in installation jack 512 through lower plate mounting hole and drive active screen plate 51
Rotate, the 3rd connecting shaft 511 is plugged in upper plate mounting hole, and the other end of active screen plate 51 is respectively with being connected upper plate 6 and connecting
Lower plate 7 is connect to connect.
Specifically, when needing to adjust the aperture of harvester sorting screen, motor 11 works, the driving cog of the driving of motor 11 lower section
Wheel 12 rotates, and travelling gear 12, which rotates, drives sector rack 13 to rotate, and the bull stick 141 on angular transducer 14 is inserted in the first connection
In hole 131, when sector rack 13 rotates, bull stick 141 rotates, and the angle feed-back that angular transducer 14 turns over bull stick 141 is to micro-
Processor, to assist the driving of motor 11, while sector rack 13 rotates, the second connecting hole 132 rotates therewith, with second
Connecting hole 132 connect bracing wire 3 be pulled or be relaxed, resetting spring 4 pulling force and bracing wire 3 pulling force collective effect
Under, adjustable plate 21 rotates certain angle around 21 shaft of adjustable plate, be welded on screen plate shaft 24 on adjustable plate 21 also with
Adjustable plate 21 have rotated certain angle, and the rotation of screen plate shaft 24 drives active screen plate 51 to rotate, active screen plate 51
Rotation drive connection lower plate 7 to move back and forth, the back-and-forth motion of connection lower plate 7 drives all driven screen plate 52 to rotate, whole
The angle of a screen plate component 5 changes at the same time, so as to fulfill the aperture regulation of harvester sorting screen.
Further, as shown in Fig. 5, Fig. 8 and Fig. 9, adjusting crab bolt 9 includes nut and screw rod, and screw rod is equipped with outer spiral shell
Line section 91 and non-threaded section 92, for non-threaded section 92 between nut and external thread section 91, adjustable plate 21 is set in non-threaded section
On 92,8 thread fitting of side plate of external thread section 91 and harvester sorting screen, specifically, the outside of side plate 8 is welded with nut, spiral shell
Female internal thread is matched with the external screw thread of external thread section 91, and adjustable plate 21 is set in the non-threaded section 92 for adjusting crab bolt 9,
When bracing wire 3 pulls adjustable plate 21 or the pulling adjustable plate 21 of resetting spring 4, adjustable plate 21 can be rotated with relative adjustment crab bolt 9,
Such a crab bolt 9 that adjusts can not only realize adjustable plate 21 and adjust the relative rotation of crab bolt 9, but also can pass through external screw thread
Adjustable plate assembling 2 is fixed on the side plate 8 of sorting screen by section 91, has not only been saved installation space but also has been saved manufacture cost.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of changes, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of automatically controlled adjusting opening mechanism for harvester sorting screen, including the assembling of automatically controlled transmission module (1), adjustable plate
(2), bracing wire (3) and resetting spring (4), it is characterised in that：The automatically controlled transmission module (1) includes bottom plate, motor (11), sector
Tooth plate (13) and angular transducer (14), the motor (11) and sector rack (13) are installed on bottom plate, the angle sensor
Device (14) is installed on the top of sector rack (13) by installing plate, and travelling gear is housed on the output shaft of the motor (11)
(12), the travelling gear (12) is engaged with sector rack (13), and the sector rack (13) is equipped with the first connecting hole (131)
With the second connecting hole (132), the bull stick (141) of the angular transducer (14) passes freely through the first connecting hole (131)；
The adjustable plate assembling (2) includes adjustable plate (21) and adjusts crab bolt (9), and the adjusting crab bolt (9), which passes through, to be adjusted
Plate (21) is fixedly connected with the side plate (8) of harvester sorting screen, and the adjustable plate (21) relatively rotates with adjusting crab bolt (9),
The side of the adjustable plate (21) be equipped with spring fixing axle (23), bracing wire (3) fixing axle (22), the adjustable plate (21) it is another
Side is equipped with screen plate shaft (24), and one end of the bracing wire (3) is connected with the second connecting hole (132), the bracing wire (3) it is another
End is connected with bracing wire (3) fixing axle (22), and one end of the resetting spring (4) is connected with the side plate (8) of harvester sorting screen, institute
The other end for stating resetting spring (4) is connected with spring fixing axle (23), the screen plate shaft (24) and harvester sorting screen
In screen plate component (5) connect and drive screen plate component (5) rotate.
A kind of 2. automatically controlled adjusting opening mechanism for harvester sorting screen according to claim 1, it is characterised in that：Institute
Screen plate component (5) is stated in the screen frame (unit) of harvester sorting screen, the screen plate component (5) includes active screen plate
(51), driven screen plate (52), two pieces of connection upper plates (6) and two pieces of connection lower plates (7), two pieces of connection upper plates (6) are parallel
It is welded in the left and right sidewall of screen frame (unit), the active screen plate (51) is installed on the centre of screen frame (unit) and vertical with being connected upper plate (6),
Driven screen plate (52) parallel distribution is equipped with the both sides of active screen plate (51), the both ends of driven screen plate (52)
One connecting shaft (521) and the second connecting shaft (522), first connecting shaft (521) are rotatably plugged on connection upper plate (6)
In upper plate mounting hole, second connecting shaft (522) is plugged in the lower plate mounting hole of connection lower plate (7).
A kind of 3. automatically controlled adjusting opening mechanism for harvester sorting screen according to claim 2, it is characterised in that：Institute
One end that active screen plate (51) is stated by proximal panel (8) is equipped with installation jack (512) and the 3rd connecting shaft (511), the screening
Plate shaft (24) is plugged in the installation jack (512) through lower plate mounting hole and drives active screen plate (51) to rotate, institute
State the 3rd connecting shaft (511) to be plugged in upper plate mounting hole, the other end of the active screen plate (51) is respectively with being connected upper plate
(6) connected with connection lower plate (7).
A kind of 4. automatically controlled adjusting opening mechanism for harvester sorting screen according to claim 1, it is characterised in that：Institute
Stating adjusting crab bolt (9) includes nut and screw rod, and screw rod is equipped with external thread section (91) and non-threaded section (92), the non-threaded
Section (92) is located between nut and external thread section (91), and the adjustable plate (21) is set in non-threaded section (92), the outer spiral shell
Line section (91) and side plate (8) thread fitting of harvester sorting screen.
A kind of 5. automatically controlled adjusting opening mechanism for harvester sorting screen according to claim 4, it is characterised in that：Institute
State and nut is welded with the outside of side plate (8), the internal thread of the nut is matched with the external screw thread of external thread section (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810051636.7A CN108029351B (en) | 2018-01-19 | 2018-01-19 | Electric control opening adjusting mechanism for harvester cleaning screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810051636.7A CN108029351B (en) | 2018-01-19 | 2018-01-19 | Electric control opening adjusting mechanism for harvester cleaning screen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108029351A true CN108029351A (en) | 2018-05-15 |
| CN108029351B CN108029351B (en) | 2024-06-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810051636.7A Active CN108029351B (en) | 2018-01-19 | 2018-01-19 | Electric control opening adjusting mechanism for harvester cleaning screen |
Country Status (1)
| Country | Link |
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| CN (1) | CN108029351B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113019900A (en) * | 2021-03-16 | 2021-06-25 | 安徽聚力创新项目管理有限公司 | Electric adjusting device for multifunctional harvesting machinery vibrating screen |
| US11877538B1 (en) | 2022-08-30 | 2024-01-23 | Calmer Holding Company, Llc | Threshing grains and legumes utilizing concaves with adjustable openings |
| WO2024066287A1 (en) * | 2022-09-28 | 2024-04-04 | 山东理工大学 | Cleaning screen structure of combined chaffers with different heights |
| USD1031793S1 (en) | 2022-08-30 | 2024-06-18 | Calmer Holding Company, Llc | Separating grate |
| USD1031791S1 (en) | 2022-08-30 | 2024-06-18 | Calmer Holding Company, Llc | Straight bar concave |
| USD1031792S1 (en) | 2022-08-30 | 2024-06-18 | Calmer Holding Company, Llc | Round bar concave |
| USD1032666S1 (en) | 2022-08-30 | 2024-06-25 | Calmer Holding Company, Llc | MOG limiting subassembly for combine concave |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4897072A (en) * | 1988-06-17 | 1990-01-30 | Harlan Bestland | Apparatus for adjusting the sieve of a combine harvester |
| CN200962743Y (en) * | 2006-11-03 | 2007-10-24 | 泰州现代农业装备有限公司 | Reciprocating vibrating sieve used for full feeding combine for harvesting rice and wheat |
| CN201541494U (en) * | 2009-10-14 | 2010-08-11 | 湖州思达机械制造有限公司 | Combine sorting screen capable of regulating screen plate |
| EP2510777A1 (en) * | 2011-04-15 | 2012-10-17 | Deere & Company | Method for adjusting a cleaning device of a combine harvester and cleaning device |
| US8622792B1 (en) * | 2012-11-26 | 2014-01-07 | Cnh America Llc | Rack and pinion sieve adjustment mechanism |
| CN106376296A (en) * | 2016-09-26 | 2017-02-08 | 江苏大学 | Combined harvester capable of self adaptively adjusting working parameters of cleaning and sorting apparatus |
| CN207948217U (en) * | 2018-01-19 | 2018-10-12 | 江苏沃得农业机械有限公司 | A kind of automatically controlled adjusting opening mechanism for harvester sorting screen |
-
2018
- 2018-01-19 CN CN201810051636.7A patent/CN108029351B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4897072A (en) * | 1988-06-17 | 1990-01-30 | Harlan Bestland | Apparatus for adjusting the sieve of a combine harvester |
| CN200962743Y (en) * | 2006-11-03 | 2007-10-24 | 泰州现代农业装备有限公司 | Reciprocating vibrating sieve used for full feeding combine for harvesting rice and wheat |
| CN201541494U (en) * | 2009-10-14 | 2010-08-11 | 湖州思达机械制造有限公司 | Combine sorting screen capable of regulating screen plate |
| EP2510777A1 (en) * | 2011-04-15 | 2012-10-17 | Deere & Company | Method for adjusting a cleaning device of a combine harvester and cleaning device |
| US8622792B1 (en) * | 2012-11-26 | 2014-01-07 | Cnh America Llc | Rack and pinion sieve adjustment mechanism |
| CN106376296A (en) * | 2016-09-26 | 2017-02-08 | 江苏大学 | Combined harvester capable of self adaptively adjusting working parameters of cleaning and sorting apparatus |
| CN207948217U (en) * | 2018-01-19 | 2018-10-12 | 江苏沃得农业机械有限公司 | A kind of automatically controlled adjusting opening mechanism for harvester sorting screen |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113019900A (en) * | 2021-03-16 | 2021-06-25 | 安徽聚力创新项目管理有限公司 | Electric adjusting device for multifunctional harvesting machinery vibrating screen |
| US11877538B1 (en) | 2022-08-30 | 2024-01-23 | Calmer Holding Company, Llc | Threshing grains and legumes utilizing concaves with adjustable openings |
| USD1031793S1 (en) | 2022-08-30 | 2024-06-18 | Calmer Holding Company, Llc | Separating grate |
| USD1031791S1 (en) | 2022-08-30 | 2024-06-18 | Calmer Holding Company, Llc | Straight bar concave |
| USD1031792S1 (en) | 2022-08-30 | 2024-06-18 | Calmer Holding Company, Llc | Round bar concave |
| USD1032666S1 (en) | 2022-08-30 | 2024-06-25 | Calmer Holding Company, Llc | MOG limiting subassembly for combine concave |
| WO2024066287A1 (en) * | 2022-09-28 | 2024-04-04 | 山东理工大学 | Cleaning screen structure of combined chaffers with different heights |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108029351B (en) | 2024-06-18 |
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Address after: 213000 Zhenjiang City, Jiangsu city of Danyang province Beizhen City Industrial Park, Dan pi Applicant after: Jiangsu wode Agricultural Machinery Co.,Ltd. Address before: 213000 Zhenjiang City, Jiangsu city of Danyang province Beizhen City Industrial Park, Dan pi Applicant before: JIANGSU WORLD AGRICULTURAL MACHINERY Co.,Ltd. |
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